{"title":"Front Page","description":"","products":[{"product_id":"usb-2-0-male-type-a-to-usb-2-0-micro-male-type-b-black-30cm","title":"USB 2.0 male (Type A) to USB 2.0 micro male (Type B). Black.","description":"\u003cp\u003eThis black cable provides a dependable link for quickly and efficiently programming firmware updates. It features a USB 2.0 Type-A connector for your PC, Mac, or Linux system and a USB 2.0 micro Type-B connector for the Raspberry Pi Pico W\/WH used by micro-USB SidecarTridge boards.\u003c\/p\u003e\n\u003cp\u003eUse this cable for boards that have a micro-USB port. If your board has a USB-C port instead, pick the \u003ca href=\"https:\/\/store.sidecartridge.com\/products\/usb-c-male-to-usb-a-male-charging-and-sync-cable-usb-2-0\"\u003eUSB-A to USB-C cable\u003c\/a\u003e or the \u003ca href=\"https:\/\/store.sidecartridge.com\/products\/usb-c-male-to-usb-c-male-charging-and-sync-cable\"\u003eUSB-C to USB-C cable\u003c\/a\u003e.\u003c\/p\u003e","brand":"SIDECARTRIDGE","offers":[{"title":"30 cm","offer_id":48913396957517,"sku":"SDCRT0017","price":2.5,"currency_code":"EUR","in_stock":false},{"title":"60 cm","offer_id":48913396990285,"sku":"SDCRT0014","price":3.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0778\/3746\/7981\/files\/usbA_to_usbB_30cm_980354c1-d092-4330-81b5-425ce8e22eb7.png?v=1707908463"},{"product_id":"power-supply-unit-for-atari-st-e-and-megast","title":"Power Supply Unit for Atari ST\/E and MegaST","description":"\u003ch3\u003eA solderless drop-in PSU kit for your Atari ST, STE or Mega ST\u003c\/h3\u003e\n\u003cp\u003eThe SidecarTridge Mean Well PSU Kit drops a modern, industrial-grade power supply into the bay where your tired original PSU lives. It pairs the well-known Mean Well RPD-60A open-frame PSU with a custom riser PCB, the right harnesses and the mounting hardware to fit the original ST, STE and Mega ST chassis. No soldering, no chassis modifications, and one less reason for your machine, your peripherals and your SidecarTridge boards to die a slow death by sagging rails.\u003c\/p\u003e\n\u003cp\u003eOver time the capacitors and components inside the original PSU deteriorate with age and use. That leads to unstable voltage, erratic behaviour and, in the worst case, electrical shorts that can damage the motherboard. A tired PSU is also a leading cause of SidecarTridge device failures. A modern, stable power source protects the motherboard and every board plugged into it.\u003c\/p\u003e\n\u003cp\u003eShips from Spain. For the Atari ST, STE and Mega ST.\u003c\/p\u003e\n\n\u003ch3\u003eKey features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSolderless installation\u003c\/strong\u003e: plug-in harnesses replace the original PSU connectors. No soldering on the motherboard, no chassis modifications, no permanent changes.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIndustrial Mean Well RPD-60A\u003c\/strong\u003e: built around the medical and industrial-grade \u003ca href=\"https:\/\/www.meanwell.com\/webapp\/product\/search.aspx?prod=RPD-60A\"\u003eMean Well RPD-60A\u003c\/a\u003e, with clean and stable +5V, +12V and -12V rails sized for the Atari ST family.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCustom riser PCB\u003c\/strong\u003e: a dedicated riser board mounts the Mean Well unit in the original PSU bay, lined up with the existing case posts. No glue, no zip ties, no improvisation.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e100-240V auto-range input\u003c\/strong\u003e: universal AC input on both sides of the pond. The PSU detects 110V or 220V automatically, no jumpers, no manual switching.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eComplete harness in the box\u003c\/strong\u003e: motherboard harness with the right JST and TE connectors, AC input cable and Speak-on terminal block. Everything you need to wire the new PSU end to end.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFits the original PSU bay\u003c\/strong\u003e: designed for the Atari ST, STE and Mega ST original PSU footprint. No bent metal, no plastic surgery on the case.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eKit contents\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eRiser PCB for the Mean Well RPD-60A, with mounting holes that line up with the original PSU bay.\u003c\/li\u003e\n\u003cli\u003eMean Well RPD-60A open-frame PSU, 100-240V AC input, +5V \/ +12V \/ -12V output. Shipped from our stock in its original packaging.\u003c\/li\u003e\n\u003cli\u003eMotherboard harness: JST VH3.96 6-pin to TE 171822-6 6-pin, 10 cm.\u003c\/li\u003e\n\u003cli\u003eAC input harness: JST VH3.96 3-pin (2 pins wired), 10 cm.\u003c\/li\u003e\n\u003cli\u003eSpeak-on 2-pin terminal block for the AC connection.\u003c\/li\u003e\n\u003cli\u003e8x Philips M3 4 mm screws for the riser and PSU.\u003c\/li\u003e\n\u003cli\u003e4x M3 nuts and 4x M3 washers for the PSU mounting.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eInstallation overview\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003eUnplug the Atari from the wall and open the case.\u003c\/li\u003e\n\u003cli\u003eUnscrew the metal RF shield to reach the PSU. On the ST and STE only the PSU portion needs to come off; on the Mega ST the full shield is removed. The shield goes back on at the end, so the machine ends up stock.\u003c\/li\u003e\n\u003cli\u003eRemove the original PSU and keep the screws, you will reuse the bay.\u003c\/li\u003e\n\u003cli\u003eMount the Mean Well RPD-60A on the riser PCB with the provided M3 hardware, then bolt the assembly into the original PSU bay.\u003c\/li\u003e\n\u003cli\u003eWire the motherboard harness between the new PSU and the existing motherboard connector, and wire the AC input through the Speak-on terminal block.\u003c\/li\u003e\n\u003cli\u003eDouble-check the AC wiring, close the case, and power on.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003cp\u003eStep-by-step photos and tips live in the \u003ca href=\"https:\/\/sidecartridge.com\/quickstart\/psu-atari-st\/\"\u003ePSU quickstart guide\u003c\/a\u003e and the \u003ca href=\"https:\/\/docs.sidecartridge.com\/sidecartridge-psu\/\"\u003eSidecarTridge PSU documentation\u003c\/a\u003e.\u003c\/p\u003e\n\n\u003ch3\u003eCompatibility\u003c\/h3\u003e\n\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eAtari model\u003c\/th\u003e\n\u003cth\u003eStatus\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eAtari ST, 1040 STF, STFM\u003c\/td\u003e\n\u003ctd\u003eSupported\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAtari STE\u003c\/td\u003e\n\u003ctd\u003eSupported\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAtari Mega ST\u003c\/td\u003e\n\u003ctd\u003eSupported\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAtari Mega STE\u003c\/td\u003e\n\u003ctd\u003eNot supported\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAtari TT\u003c\/td\u003e\n\u003ctd\u003eUntested\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAtari Falcon\u003c\/td\u003e\n\u003ctd\u003eNot supported\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAtari 520ST (external brick)\u003c\/td\u003e\n\u003ctd\u003eNot supported\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003eThe Atari 520ST short uses an external power brick that this kit is not designed to replace. If that is your machine, the \u003ca href=\"https:\/\/store.sidecartridge.com\/products\/external-usb-c-pd-psu-for-atari-st\"\u003eExternal USB-C PD PSU\u003c\/a\u003e is the right product.\u003c\/p\u003e\n\n\u003ch3\u003eSpecs\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eWeight: 220 g.\u003c\/li\u003e\n\u003cli\u003eDimensions: 100 x 100 x 50 mm.\u003c\/li\u003e\n\u003cli\u003eAC input: 100-240V AC, 50\/60 Hz, auto-range.\u003c\/li\u003e\n\u003cli\u003eDC output: +5V, +12V, -12V.\u003c\/li\u003e\n\u003cli\u003eMotherboard connector: JST VH3.96 6-pin to TE 171822-6 6-pin harness, 10 cm.\u003c\/li\u003e\n\u003cli\u003eAC connector: 2-pin Speak-on terminal block.\u003c\/li\u003e\n\u003cli\u003ePSU datasheet: \u003ca href=\"https:\/\/www.meanwell.com\/webapp\/product\/search.aspx?prod=RPD-60A\"\u003eMean Well RPD-60A\u003c\/a\u003e.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eFrequently asked questions\u003c\/h3\u003e\n\n\u003cp\u003e\u003cstrong\u003eDoes it work on 110V mains in North America?\u003c\/strong\u003e\u003cbr\u003e\nYes. The Mean Well RPD-60A is a universal-input PSU and accepts anything between 100V and 240V AC at 50\/60 Hz. No jumper, no switch, no firmware setting.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eWhich Atari models are supported?\u003c\/strong\u003e\u003cbr\u003e\nAtari ST (520ST internal, 1040 STF, STFM), STE and Mega ST are all supported. Mega STE, Falcon and the 520ST external power brick are not. TT has not been tested.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eCan I use this kit on the Atari 520ST short with the external brick?\u003c\/strong\u003e\u003cbr\u003e\nNo. The 520ST short was sold with an external power brick instead of an internal PSU. For that machine, the right product is the \u003ca href=\"https:\/\/store.sidecartridge.com\/products\/external-usb-c-pd-psu-for-atari-st\"\u003eExternal USB-C PD PSU\u003c\/a\u003e, a direct replacement for the original external brick.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eHow hard is it to open the Atari ST and swap the PSU?\u003c\/strong\u003e\u003cbr\u003e\nThe case is held by a handful of screws and the metal RF shield comes off with another few. With basic hand tools, attention to the AC wiring and about 30 minutes of patience, this is a perfectly approachable job for a hobbyist.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eDo I need to solder anything?\u003c\/strong\u003e\u003cbr\u003e\nNo. The motherboard side is plug-and-play through the supplied harness. The AC side is wired into the Speak-on terminal block, which is a screw-down connector, not a soldered joint.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eCan the PSU harm my computer?\u003c\/strong\u003e\u003cbr\u003e\nOnce correctly wired and seated, the Mean Well RPD-60A delivers rails well inside the Atari ST family's specs, and is safer than a 40-year-old original PSU running on dried-out capacitors. The risk is in the AC wiring on your side: if you leave a Speak-on screw half-tight, you can harm yourself or the machine. Follow the \u003ca href=\"https:\/\/sidecartridge.com\/quickstart\/psu-atari-st\/\"\u003equickstart\u003c\/a\u003e and double-check the AC connections before powering on.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eIs this product for me?\u003c\/strong\u003e\u003cbr\u003e\nYes, if you enjoy tinkering with your Atari ST family, you are comfortable opening the case and you are happy to wire an AC mains input. This is a homebrew product built for hobbyists who want a long-lived, industrial-grade replacement for their original PSU. It is not a sealed appliance, and it is not the right pick if you want a fully external, low-voltage-only solution.\u003c\/p\u003e\n","brand":"SIDECARTRIDGE","offers":[{"title":"Default Title","offer_id":48879016739149,"sku":"SDCRT0008","price":54.9,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0778\/3746\/7981\/files\/psu_kit_top-1024x768.png?v=1782846528"},{"product_id":"sidecartridge®-tos-emulator-for-atari-st-e-and-megast-ste","title":"SidecarTridge® TOS Emulator for Atari ST\/E and MegaST\/STE","description":"\u003ch3\u003eHot-swap TOS versions on your Atari ST\u003c\/h3\u003e\n\u003cp\u003eThe SidecarTridge TOS Emulator replaces the ROM chips inside your Atari ST, STE, Mega ST or Mega STE with a programmable board. Store up to 64 TOS images in 16 MB of flash and switch between TOS 1.04, 2.06, EmuTOS and custom ROMs from the SWITCHER menu, without opening the case again. It is designed and supported on stock machines, and it is based on the \u003ca href=\"https:\/\/docs.sidecartridge.com\/sidecartridge-rom\/\"\u003eSidecarTridge ROM Emulator board\u003c\/a\u003e.\u003c\/p\u003e\n\u003cp\u003eSeven kits ship from Spain, one for each Atari model and motherboard layout.\u003c\/p\u003e\n\n\u003ch3\u003eWhy the TOS Emulator\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eTotal flexibility\u003c\/strong\u003e: run any TOS revision from 1.0 to 2.06, plus EmuTOS and custom ROMs, within your machine's limits (192 KB images for the ST and Mega ST, 256 KB images for the STE and Mega STE). No more swapping ROM chips.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFits inside the case\u003c\/strong\u003e: the board sits in the original ROM sockets and connects directly to the motherboard. Close the lid and the machine looks stock.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEasy uploads\u003c\/strong\u003e: plug into a PC and the board mounts as a FAT16 drive on Windows, macOS or Linux. From Firmware V2 you can also upload and delete ROMs from the Atari itself, without a PC and without opening the case.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eKey features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eHot-swap up to 64 TOS images\u003c\/strong\u003e: 16 MB of flash holds every revision you care about. Pick one from the SWITCHER menu and reboot.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCustom ROMs welcome\u003c\/strong\u003e: EmuTOS ships as the default image. Drop in any TOS revision or custom build that fits 192 KB (ST and Mega ST) or 256 KB (STE and Mega STE).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSignal-level emulation\u003c\/strong\u003e: the Raspberry RP2350 uses its PIO units to bit-bang the address and data lines a stock 27CXXXX ROM would drive, so no custom firmware is needed on the Atari.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTunable bit-banging\u003c\/strong\u003e: the RP2350 lets you fine-tune the emulation timings, so the board dials in on a wider range of vintage motherboards.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMega STE 16 MHz, cache and blitter\u003c\/strong\u003e: works on the Mega STE at both 8 MHz and 16 MHz with cache enabled. The standard Blitter patch on the Mega ST is supported.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSWITCHER.TOS\u003c\/strong\u003e: a small app you run from the Atari to pick which image the board serves on the next boot. From Firmware V2 it also handles uploads and deletes.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow it works\u003c\/h3\u003e\n\u003cp\u003eFrom the Atari's point of view nothing changed: it sees the ROM bus respond as expected and boots normally. From your point of view, the SWITCHER menu lets you pick which 192 KB or 256 KB image the bus serves on the next boot. The 16 MB flash holds the full catalog and mounts as a FAT16 drive over USB for drag-and-drop file management.\u003c\/p\u003e\n\u003cp\u003eWant the detail? Visit the \u003ca href=\"https:\/\/docs.sidecartridge.com\/sidecartridge-tos\/\"\u003edocumentation site\u003c\/a\u003e.\u003c\/p\u003e\n\n\u003ch3\u003eWhat you can do with it\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eCompare EmuTOS against TOS 2.06 without flashing or burning chips, then leave the one you prefer installed.\u003c\/li\u003e\n\u003cli\u003eRun an older TOS for old games that misbehave on later revisions, while keeping TOS 2.06 a menu away.\u003c\/li\u003e\n\u003cli\u003eTest your software across TOS revisions on the real hardware instead of a software emulator.\u003c\/li\u003e\n\u003cli\u003eBring back an Atari with a dead or pulled ROM by dropping in a known-good image as a permanent replacement.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eFind your kit\u003c\/h3\u003e\n\u003cp\u003eCompatibility depends on your Atari model and motherboard. Open the case, read the silkscreen at the centre-bottom of the board, then check the \u003ca href=\"https:\/\/docs.sidecartridge.com\/sidecartridge-tos\/before-buy\/\"\u003ebuying guide\u003c\/a\u003e before ordering.\u003c\/p\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eKit\u003c\/th\u003e\n\u003cth\u003eSupported motherboards\u003c\/th\u003e\n\u003cth\u003eROMs\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eST+ and STM Kit\u003c\/td\u003e\n\u003ctd\u003eC070243\u003c\/td\u003e\n\u003ctd\u003e6\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSTF and STFM Kit\u003c\/td\u003e\n\u003ctd\u003e070523\u003c\/td\u003e\n\u003ctd\u003e6\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSTF and STFM Kit\u003c\/td\u003e\n\u003ctd\u003e070789-001, C103175-001, C103414-001\u003c\/td\u003e\n\u003ctd\u003e2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSTF and STFM Kit\u003c\/td\u003e\n\u003ctd\u003e070789-001, C103175-001, C103414-001\u003c\/td\u003e\n\u003ctd\u003e6\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSTE Kit\u003c\/td\u003e\n\u003ctd\u003eCA4003290\u003c\/td\u003e\n\u003ctd\u003e2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMega ST Kit\u003c\/td\u003e\n\u003ctd\u003eC103544-001, C103277, C100167, C100501\u003c\/td\u003e\n\u003ctd\u003e2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMega STE Kit\u003c\/td\u003e\n\u003ctd\u003eCA400677\u003c\/td\u003e\n\u003ctd\u003e2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eInstallation\u003c\/h3\u003e\n\u003cp\u003eIf your ROMs are socketed, installation is straightforward and needs no soldering or permanent changes. If your ROMs are soldered to the board, you will first need to desolder the originals and fit sockets, which takes soldering skill and basic electronics experience.\u003c\/p\u003e\n\n\u003ch3\u003eKit content\u003c\/h3\u003e\n\u003cp\u003eThe kit contains:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eSidecarTridge ROM Emulator Board.\u003c\/li\u003e\n\u003cli\u003eSidecarTridge Atari ST Carrier Board, with the ROM Emulator Board soldered onto it.\u003c\/li\u003e\n\u003cli\u003eRESCUE cable and push button.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eYou will also need:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eA USB-C cable to connect the board to a computer for firmware updates and TOS transfers. You can buy a \u003ca href=\"https:\/\/store.sidecartridge.com\/products\/usb-c-male-to-usb-c-male-charging-and-sync-cable\"\u003eUSB-C to USB-C\u003c\/a\u003e or \u003ca href=\"https:\/\/store.sidecartridge.com\/products\/usb-c-male-to-usb-a-male-charging-and-sync-cable-usb-2-0\"\u003eUSB-A to USB-C\u003c\/a\u003e cable in our store if you do not own one.\u003c\/li\u003e\n\u003cli\u003eThe SWITCHER.TOS application, downloadable from our \u003ca href=\"https:\/\/sidecartridge.com\/downloads\/sidecartridge-tos-emulator-atari-st\/\"\u003edownloads page\u003c\/a\u003e. It also ships on a 3.5 inch floppy disk.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eGood to know\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eDesigned, tested and supported on stock Atari ST, STE, Mega ST and Mega STE machines. Memory expansions, CPU accelerators, custom logic replacements, bodge wires and aftermarket ROM adapters are out of scope and not covered by warranty. The one exception is the standard Atari Blitter patch on the Mega ST. If your machine is modified, contact us before ordering.\u003c\/li\u003e\n\u003cli\u003eSupports Atari ST, STE, Mega ST and Mega STE with two or six socketed ROMs. Check the \u003ca href=\"https:\/\/docs.sidecartridge.com\/sidecartridge-tos\/before-buy\/\"\u003ecompatibility matrix\u003c\/a\u003e for the full list.\u003c\/li\u003e\n\u003cli\u003eTOS is copyrighted material. You should own a legal copy before using it with the board. EmuTOS is free and ships pre-installed.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eNew to the device? Follow the \u003ca href=\"https:\/\/sidecartridge.com\/quickstart\/sidecartridge-tos-atari-st\/\"\u003equickstart guide\u003c\/a\u003e.\u003c\/p\u003e\n","brand":"SIDECARTRIDGE","offers":[{"title":"STF+ \/ STM Six ROM (MoBos C070243)","offer_id":50843742339405,"sku":"SDCRT0031","price":59.9,"currency_code":"EUR","in_stock":false},{"title":"STF \/ STFM Six ROM (MoBos C070523)","offer_id":52498340741453,"sku":"SDCRT0042","price":59.9,"currency_code":"EUR","in_stock":false},{"title":"STF \/ STFM Dual ROM (MoBos C070789 C103175 C103414)","offer_id":48912746217805,"sku":"SDCRT0009","price":54.9,"currency_code":"EUR","in_stock":false},{"title":"STF \/ STFM Six ROM (MoBos C070789 C103175 C103414)","offer_id":49130525098317,"sku":"SDCRT0012","price":59.9,"currency_code":"EUR","in_stock":false},{"title":"MegaST","offer_id":49130525131085,"sku":"SDCRT0013","price":54.9,"currency_code":"EUR","in_stock":true},{"title":"STE","offer_id":48912746250573,"sku":"SDCRT0010","price":54.9,"currency_code":"EUR","in_stock":false},{"title":"MegaSTE","offer_id":48912746283341,"sku":"SDCRT0011","price":54.9,"currency_code":"EUR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0778\/3746\/7981\/files\/tos_emulator_st2_wide_top_boardv3_1280px_a196a27f-0eb1-447b-8f95-14138abcdc83.png?v=1749729714"},{"product_id":"usb-c-male-to-usb-c-male-charging-and-sync-cable","title":"USB-C male to USB-C male charging and sync cable","description":"\u003cp\u003eA 1 m USB-C to USB-C charging and sync cable. Use it to power the SidecarTridge USB-C PD power supplies, both the internal Multi-Rail unit and the external brick, from a USB-C PD charger, and to connect USB-C boards to a computer for firmware updates and file transfers.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eUSB-C male to USB-C male, 1 m (100 cm).\u003c\/li\u003e\n\u003cli\u003eWorks with USB-C PD chargers up to 60 W (20 V, 3 A), which is exactly what our USB-C PD power supplies need. It powers the External USB-C PD PSU (45 W) and the internal Multi-Rail PSU in its 60 W mode. A 100 W setup needs a 5 A e-marked cable instead.\u003c\/li\u003e\n\u003cli\u003eHi-Speed data transfer up to 480 Mbps.\u003c\/li\u003e\n\u003cli\u003eReversible on both ends.\u003c\/li\u003e\n\u003cli\u003eSupplied in a plastic bag.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eIf your computer only has USB-A ports, use the \u003ca href=\"https:\/\/store.sidecartridge.com\/products\/usb-c-male-to-usb-a-male-charging-and-sync-cable-usb-2-0\"\u003eUSB-A to USB-C cable\u003c\/a\u003e instead.\u003c\/p\u003e\n","brand":"SIDECARTRIDGE","offers":[{"title":"100 cm","offer_id":48913508237645,"sku":"SDCRT0018","price":3.25,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0778\/3746\/7981\/files\/usb_c_to_usb_c_1m_1280px.png?v=1716819717"},{"product_id":"usb-c-male-to-usb-a-male-charging-and-sync-cable-usb-2-0","title":"USB-C male to USB-A male charging and sync cable. USB 2.0","description":"\u003cp\u003eA 1 m USB-A to USB-C charging and sync cable for connecting SidecarTridge boards to a computer that only has USB-A ports. Use it for firmware updates and file transfers on the TOS Emulator, the Kickstart Multi ROM and the Multi-device, or with any board that mounts as a USB drive.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eUSB-A male to USB-C male, 1 m (100 cm), black.\u003c\/li\u003e\n\u003cli\u003eCharging up to 3 A.\u003c\/li\u003e\n\u003cli\u003eData transfer up to 480 Mbps (USB 2.0).\u003c\/li\u003e\n\u003cli\u003eReversible USB-C end.\u003c\/li\u003e\n\u003cli\u003eSupplied in a plastic bag.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eIf your computer already has USB-C ports, use the \u003ca href=\"https:\/\/store.sidecartridge.com\/products\/usb-c-male-to-usb-c-male-charging-and-sync-cable\"\u003eUSB-C to USB-C cable\u003c\/a\u003e instead.\u003c\/p\u003e\n","brand":"SIDECARTRIDGE","offers":[{"title":"Black 100 cm","offer_id":48913546543437,"sku":"SDCRT0015","price":3.25,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0778\/3746\/7981\/files\/usb_a_to_usb_c_1m_1280px.png?v=1716820663"},{"product_id":"push-button-switch-with-jst-sh-2x-1mm-female-connectors","title":"Push button switch with JST SH 2x 1mm female connectors","description":"\u003cp\u003eThis PBS-110 momentary push button has a JST SH 1mm connector with two female terminals ready to connect to the:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eSidecarTridge ROM Emulator RESCUE press button\u003c\/li\u003e\n\u003cli\u003eSidecarTridge TOS Emulator RESCUE press button\u003c\/li\u003e\n\u003cli\u003eSidecarTridge Multidevice RESET and SELECT press buttons for revisions equal or higher than 2.2.x\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eFunction: OFF-MOM\u003c\/p\u003e\n\u003cp\u003eDefault: OPEN\u003c\/p\u003e\n\u003cp\u003eMounting hole: 7mm diameter.\u003c\/p\u003e\n\u003cp\u003eCable size: 10mm.\u003c\/p\u003e\n\u003cp\u003eThe button has a nut and a washer for the mounting hole.\u003c\/p\u003e","brand":"SIDECARTRIDGE","offers":[{"title":"Red","offer_id":49131720114509,"sku":"SDCRT0020","price":1.5,"currency_code":"EUR","in_stock":true},{"title":"Black","offer_id":49131720147277,"sku":"SDCRT0021","price":1.5,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0778\/3746\/7981\/files\/push-button-jst-sh-2x-1mm.png?v=1774642889"},{"product_id":"mini-jst-sh-1-0mm-pitch-double-3xpin-female-connectors-10cm","title":"Mini JST SH 1.0mm pitch double 3xpin female connectors. 10cm.","description":"\u003cp\u003eThis 10cm three wire cable has two JST SH 1.0mm 3xpin female connectors making it perfect to connect your Raspberry Pi Debug Probe to:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eSidecarTridge ROM Emulator UART (you will need two cables, one for each connector).\u003c\/li\u003e\n\u003cli\u003eSidecarTridge Multi-device UART for revisions 2.2.x or newer.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThis is a homebrew and development accessory for debugging over UART, not a part needed for everyday use.\u003c\/p\u003e","brand":"SIDECARTRIDGE","offers":[{"title":"Default Title","offer_id":49131895030093,"sku":"SDCRT0022","price":1.5,"currency_code":"EUR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0778\/3746\/7981\/files\/dual-jst-sh-1mm-3-female-pins-10cm.png?v=1718732895"},{"product_id":"sidecartridge-multi-device-kit","title":"SidecarTridge Multi-device KIT","description":"\u003ch3\u003eAn apps platform for your Atari, in a cartridge\u003c\/h3\u003e\n\u003cp\u003eThe SidecarTridge Multi-device plugs into the cartridge port of any Atari ST, STE, Mega, TT or Falcon. Inside sits a Raspberry Pi Pico W that adds Wi-Fi and a microSD slot, and runs a growing catalog of 12 modular apps. Boot floppy images, swap ROMs over the air, run a hard disk without opening the case, or download games online. No internal mods required. This is the solder-it-yourself kit for makers who already own a Raspberry Pi Pico W or WH.\u003c\/p\u003e\n\n\u003ch3\u003eNot just an emulator. An apps platform.\u003c\/h3\u003e\n\u003cp\u003ePowered by Firmware V2, the Multi-device runs a catalog of modular apps that you switch in seconds, with no reflashing and no extra hardware. New apps arrive over the air as they ship. Highlights:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDrives Emulator\u003c\/strong\u003e: floppy and hard-disk emulation from a microSD card. Boot any image and swap on the fly, no mechanical drive required.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eROM Emulator\u003c\/strong\u003e: swap cartridge ROMs over Wi-Fi. Browse the online catalog from the ST itself and load 64K or 128K images on the spot.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrowser\u003c\/strong\u003e: search floppy images directly from your ST. Type a title, press Enter, watch it boot over Wi-Fi. You can also browse the same catalog on the \u003ca href=\"https:\/\/ataristpublicfloppydb.sidecartridge.com\"\u003eAtari ST Public Floppy Database\u003c\/a\u003e.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMIDI-to-IP\u003c\/strong\u003e: bridge your ST's MIDI port to the Internet and play MIDI Maze against players in other cities.\u003c\/li\u003e\n\u003cli\u003eRTC and many more. Browse the full app catalog at the \u003ca href=\"https:\/\/md-store.sidecartridge.com\/#atari-st\"\u003eMulti-device app store\u003c\/a\u003e.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat it does\u003c\/h3\u003e\n\u003cp\u003eSidecarTridge Multi-device is a state-of-the-art multi-device emulator for the Atari ST, STE, Mega, TT and Falcon families. It builds on the RP2040 microcontroller of the Raspberry Pi Pico to:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eEmulate 64 KByte and 128 KByte cartridge ROMs by loading the binary files from a microSD card or over Wi-Fi.\u003c\/li\u003e\n\u003cli\u003eRead and write the cartridge bus in real time, so it can emulate floppy disks, hard disks, real-time clocks, keyboards, mice and more.\u003c\/li\u003e\n\u003cli\u003eGrow with you. Thanks to its open architecture and \u003ca href=\"https:\/\/github.com\/sidecartridge\"\u003eopen-source code\u003c\/a\u003e, the device keeps gaining capabilities.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat's new in version 3\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSmaller and more compact\u003c\/strong\u003e: a slimmer design makes installation easier while keeping all functionality.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEnhanced performance and stability\u003c\/strong\u003e: ENIG PCBs and an optimized track layout improve signal integrity and reduce electrical noise, especially in older machines.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eImproved power efficiency\u003c\/strong\u003e: optimized power handling lowers consumption without compromising performance.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStronger Wi-Fi signal\u003c\/strong\u003e: a larger copper window for the antenna boosts signal strength and reduces interference.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFlexible Pico W integration\u003c\/strong\u003e: solder the Raspberry Pi Pico W directly to the board, or mount a Pico WH on female headers.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eExpanded connectivity for makers\u003c\/strong\u003e: JST and classic two-pin connectors to externalize the RESET and SELECT buttons, plus UART and DEBUG access for advanced users.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eAnd of course, 100% backward compatible with the previous version.\u003c\/p\u003e\n\n\u003ch3\u003eWhat's in the kit\u003c\/h3\u003e\n\u003cp\u003eThis edition is for makers with soldering skills who already own a Raspberry Pi Pico W or WH, or can buy one cheaply from a local dealer. The kit includes:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eSidecarTridge PCB, Revision 3.1.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eSince version 3 the Raspberry Pi Pico W can be soldered directly to the board. If you prefer to mount a Pico WH or use headers, you will need a 2x20 pin 2.54mm female header, available from any electronics supplier. Want it ready to use? Check the \u003ca href=\"https:\/\/store.sidecartridge.com\/products\/sidecartridge-multi-device\"\u003eassembled edition\u003c\/a\u003e instead.\u003c\/p\u003e\n\n\u003ch3\u003eGood to know\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eThis kit does not include the Raspberry Pi Pico W or WH.\u003c\/li\u003e\n\u003cli\u003eThis kit does not include the USB-A to micro-USB data cable. You can find one in our \u003ca href=\"https:\/\/store.sidecartridge.com\/products\/usb-2-0-male-type-a-to-usb-2-0-micro-male-type-b-black-30cm\"\u003estore\u003c\/a\u003e.\u003c\/li\u003e\n\u003cli\u003eYou will need a microSDHC, microSDXC or microSDUC card formatted as exFAT. Plain microSD (SDSC) cards are not supported.\u003c\/li\u003e\n\u003cli\u003eNot compatible with the plain Raspberry Pi Pico (non-W) or the Pico 2W. The Wi-Fi module (Infineon CYW43439) is only present on the Pico W and WH.\u003c\/li\u003e\n\u003cli\u003eAtari TT and Falcon support requires Firmware V2. Not every app runs on the TT and Falcon yet. Check per-machine availability in the \u003ca href=\"https:\/\/md-store.sidecartridge.com\/#atari-st\"\u003eapp catalog\u003c\/a\u003e.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eNew to the device? Follow the \u003ca href=\"https:\/\/sidecartridge.com\/quickstart\/sidecartridge-multidevice-atari-st\/\"\u003equickstart guide\u003c\/a\u003e.\u003c\/p\u003e\n","brand":"SIDECARTRIDGE","offers":[{"title":"Default Title","offer_id":49177835274573,"sku":"SDCRT0023","price":27.5,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0778\/3746\/7981\/files\/BOARD-3.1-KIT-TOP.png?v=1741375393"},{"product_id":"sidecartridge-multi-device","title":"SidecarTridge Multi-device","description":"\u003ch3\u003eAn apps platform for your Atari, in a cartridge\u003c\/h3\u003e\n\u003cp\u003eThe SidecarTridge Multi-device plugs into the cartridge port of any Atari ST, STE, Mega, TT or Falcon. Inside sits a Raspberry Pi Pico W that adds Wi-Fi and a microSD slot, and runs a growing catalog of 12 modular apps. Boot floppy images, swap ROMs over the air, run a hard disk without opening the case, or download games online. No soldering and no internal mods required.\u003c\/p\u003e\n\n\u003ch3\u003eNot just an emulator. An apps platform.\u003c\/h3\u003e\n\u003cp\u003ePowered by Firmware V2, the Multi-device runs a catalog of modular apps that you switch in seconds, with no reflashing and no extra hardware. New apps arrive over the air as they ship. Highlights:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDrives Emulator\u003c\/strong\u003e: floppy and hard-disk emulation from a microSD card. Boot any image and swap on the fly, no mechanical drive required.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eROM Emulator\u003c\/strong\u003e: swap cartridge ROMs over Wi-Fi. Browse the online catalog from the ST itself and load 64K or 128K images on the spot.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrowser\u003c\/strong\u003e: search floppy images directly from your ST. Type a title, press Enter, watch it boot over Wi-Fi. You can also browse the same catalog on the \u003ca href=\"https:\/\/ataristpublicfloppydb.sidecartridge.com\"\u003eAtari ST Public Floppy Database\u003c\/a\u003e.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMIDI-to-IP\u003c\/strong\u003e: bridge your ST's MIDI port to the Internet and play MIDI Maze against players in other cities.\u003c\/li\u003e\n\u003cli\u003eRTC and many more. Browse the full app catalog at the \u003ca href=\"https:\/\/md-store.sidecartridge.com\/#atari-st\"\u003eMulti-device app store\u003c\/a\u003e.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat it does\u003c\/h3\u003e\n\u003cp\u003eSidecarTridge Multi-device is a state-of-the-art multi-device emulator for the Atari ST, STE, Mega, TT and Falcon families. It builds on the RP2040 microcontroller of the Raspberry Pi Pico to:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eEmulate 64 KByte and 128 KByte cartridge ROMs by loading the binary files from a microSD card or over Wi-Fi.\u003c\/li\u003e\n\u003cli\u003eRead and write the cartridge bus in real time, so it can emulate floppy disks, hard disks, real-time clocks, keyboards, mice and more.\u003c\/li\u003e\n\u003cli\u003eGrow with you. Thanks to its open architecture and \u003ca href=\"https:\/\/github.com\/sidecartridge\"\u003eopen-source code\u003c\/a\u003e, the device keeps gaining capabilities.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat's new in version 3\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSmaller and more compact\u003c\/strong\u003e: a slimmer design makes installation easier while keeping all functionality.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEnhanced performance and stability\u003c\/strong\u003e: ENIG PCBs and an optimized track layout improve signal integrity and reduce electrical noise, especially in older machines.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eImproved power efficiency\u003c\/strong\u003e: optimized power handling lowers consumption without compromising performance.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStronger Wi-Fi signal\u003c\/strong\u003e: a larger copper window for the antenna boosts signal strength and reduces interference.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFlexible Pico W integration\u003c\/strong\u003e: supports direct soldering or reflowing of the Raspberry Pi Pico W for a professional-grade assembly.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eExpanded connectivity for makers\u003c\/strong\u003e: JST and classic two-pin connectors to externalize the RESET and SELECT buttons, plus UART and DEBUG access for advanced users.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eAnd of course, 100% backward compatible with the previous version.\u003c\/p\u003e\n\n\u003ch3\u003eWhat you get\u003c\/h3\u003e\n\u003cp\u003eThis is the assembled edition, offered in two variants:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eRaspberry Pi Pico W, reflow-soldered\u003c\/strong\u003e: ready to use out of the box, no soldering needed.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRaspberry Pi Pico WH with 2x20 female pin headers (non-soldered)\u003c\/strong\u003e: you solder the female headers to mount the Pico WH.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eBoth variants ship with Firmware V2 pre-installed and are based on the Revision 3.1 board.\u003c\/p\u003e\n\n\u003ch3\u003eGood to know\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eYou will need a microSDHC, microSDXC or microSDUC card formatted as exFAT. Plain microSD (SDSC) cards are not supported.\u003c\/li\u003e\n\u003cli\u003eThis product does not include the USB-A to micro-USB data cable. You can find one in our \u003ca href=\"https:\/\/store.sidecartridge.com\/products\/usb-2-0-male-type-a-to-usb-2-0-micro-male-type-b-black-30cm\"\u003estore\u003c\/a\u003e.\u003c\/li\u003e\n\u003cli\u003eNot compatible with the plain Raspberry Pi Pico (non-W) or the Pico 2W. The Wi-Fi module (Infineon CYW43439) is only present on the Pico W and WH.\u003c\/li\u003e\n\u003cli\u003eAtari TT and Falcon support requires Firmware V2. Not every app runs on the TT and Falcon yet. Check per-machine availability in the \u003ca href=\"https:\/\/md-store.sidecartridge.com\/#atari-st\"\u003eapp catalog\u003c\/a\u003e.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eNew to the device? Follow the \u003ca href=\"https:\/\/sidecartridge.com\/quickstart\/sidecartridge-multidevice-atari-st\/\"\u003equickstart guide\u003c\/a\u003e.\u003c\/p\u003e\n","brand":"SIDECARTRIDGE","offers":[{"title":"Raspberry Pi Pico W - Reflow soldered","offer_id":49177915228493,"sku":"SDCRT0025","price":49.0,"currency_code":"EUR","in_stock":true},{"title":"Raspberry Pi Pico WH - Female headers (non soldered)","offer_id":51252963803469,"sku":"SDCRT0026","price":54.0,"currency_code":"EUR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0778\/3746\/7981\/files\/BOARD-3.1-PICOW-TOP.png?v=1741376265"},{"product_id":"256kb-decoder-tos-emulator-for-atari-st-megast","title":"SidecarTridge® 256KB Decoder + TOS Emulator for MegaST","description":"\u003ch3\u003eRun 256 KB STe-class TOS on your Atari Mega ST\u003c\/h3\u003e\n\u003cp\u003eThe SidecarTridge 256KB Decoder + TOS Emulator Combo lets a Mega ST transparently boot 192 KB and 256 KB TOS images, including STe and Mega STe builds, without touching the original ROM sockets and without soldering on the 68000. The decoder seats in the MEGABUS connector and links to the SidecarTridge TOS Emulator carrier (revision 4 or newer) through a 6-pin flat cable. From the Atari's point of view, it just sees the ROM bus respond as expected.\u003c\/p\u003e\n\u003cp\u003eAssembled combo kit, ships from Spain. Mega ST only.\u003c\/p\u003e\n\n\u003ch3\u003eKey features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSolderless MEGABUS install\u003c\/strong\u003e: the decoder seats in the Mega ST bus connector. No 68000 desolder work and no permanent modifications.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTransparent ROM switching\u003c\/strong\u003e: generates the missing address and CE signals so the emulator maps the $E00000 range exactly like a Mega STe.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFull 192 KB and 256 KB coverage\u003c\/strong\u003e: loads TOS 1.00 to 1.04, KAOS, TOS 2.06, SuperTOS 2.06, custom TOS 2.16 and EmuTOS in both 192 KB and 256 KB builds. Please note that TOS 1.06, 1.62 and 2.05 decode correctly but still do not run on Mega ST hardware, so they are not usable on this machine.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCarrier board rev4 or newer included\u003c\/strong\u003e: the kit ships with the matching SidecarTridge TOS Emulator carrier for Mega ST plus the 6-pin interconnect cable.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBlitter-patch friendly\u003c\/strong\u003e: works alongside the stock Atari Blitter mezzanine that most Mega ST units carry. No desoldering required.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBuilt for modern firmware\u003c\/strong\u003e: designed around the RP2350-powered SidecarTridge TOS Emulator and its USB and SWITCHER workflow for loading and switching ROM sets.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat you can do with it\u003c\/h3\u003e\n\u003cp\u003eThe Mega ST never officially received the later 256 KB TOS builds. With this combo you can:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eFlip between multiple TOS images and EmuTOS without swapping ROMs.\u003c\/li\u003e\n\u003cli\u003eKeep the factory ROMs untouched. Everything lives on the add-on stack.\u003c\/li\u003e\n\u003cli\u003eRun STe and Mega STe titles that require the 256 KB memory map.\u003c\/li\u003e\n\u003cli\u003eTest custom ROM builds before committing them to physical chips.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eInstallation overview\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003eOpen the Mega ST and remove the RF shield to expose the MEGABUS slot.\u003c\/li\u003e\n\u003cli\u003eSeat the decoder straight into the MEGABUS connector. Components face up, arrows point toward the 68000.\u003c\/li\u003e\n\u003cli\u003eInstall the carrier board in the ROM sockets and plug in the 6-pin flat cable.\u003c\/li\u003e\n\u003cli\u003eRoute cabling and shielding so nothing pinches the decoder board.\u003c\/li\u003e\n\u003cli\u003ePower on and follow the SidecarTridge TOS Emulator wizard to pick your ROM images.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003cp\u003eStep-by-step photos and the troubleshooting checklist live in the \u003ca href=\"https:\/\/docs.sidecartridge.com\/sidecartridge-tos-256kb-decoder\/hardware-installation\/\"\u003ehardware installation guide\u003c\/a\u003e and the \u003ca href=\"https:\/\/sidecartridge.com\/quickstart\/sidecartridge-256kb-decoder-atari-st\/\"\u003equickstart\u003c\/a\u003e.\u003c\/p\u003e\n\n\u003ch3\u003eCompatibility and requirements\u003c\/h3\u003e\n\u003cp\u003eSupported exclusively on Atari Mega ST computers fitted with a SidecarTridge Mega ST carrier board revision 4 or newer.\u003c\/p\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eMega ST motherboard\u003c\/th\u003e\n\u003cth\u003eCarrier board\u003c\/th\u003e\n\u003cth\u003eStatus\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eC100167-001 Rev. 4.0\u003c\/td\u003e\n\u003ctd\u003eRev 4.0 SidecarTridge carrier\u003c\/td\u003e\n\u003ctd\u003eSupported\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eC100167-001 Rev. B\u003c\/td\u003e\n\u003ctd\u003eRev 4.0 SidecarTridge carrier\u003c\/td\u003e\n\u003ctd\u003eSupported\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eC100167-001 Rev. 5.0\u003c\/td\u003e\n\u003ctd\u003eRev 4.0 SidecarTridge carrier\u003c\/td\u003e\n\u003ctd\u003eSupported\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eC100501-001 (2 ROMs)\u003c\/td\u003e\n\u003ctd\u003eRev 4.0 SidecarTridge carrier\u003c\/td\u003e\n\u003ctd\u003eSupported\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eC103277 Rev 2.2\u003c\/td\u003e\n\u003ctd\u003eRev 4.0 SidecarTridge carrier\u003c\/td\u003e\n\u003ctd\u003eSupported\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eC103544-001 (2 ROMs)\u003c\/td\u003e\n\u003ctd\u003eRev 4.0 SidecarTridge carrier\u003c\/td\u003e\n\u003ctd\u003eSupported\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003eNot sure which board you have? Open the case and check the silkscreen on the centre-bottom of the motherboard. The full breakdown lives in the \u003ca href=\"https:\/\/docs.sidecartridge.com\/sidecartridge-tos\/before-buy\/\"\u003eSidecarTridge TOS buying guide\u003c\/a\u003e.\u003c\/p\u003e\n\n\u003ch3\u003eWhat's in the kit\u003c\/h3\u003e\n\u003cp\u003eThis is the complete assembled combo. The kit contains:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eSidecarTridge TOS Emulator board (RP2350), prepped for Mega ST use.\u003c\/li\u003e\n\u003cli\u003eSidecarTridge Mega ST carrier board revision 4, with multiplexer and sockets.\u003c\/li\u003e\n\u003cli\u003eSidecarTridge 256KB Decoder board with MEGABUS edge connector.\u003c\/li\u003e\n\u003cli\u003e6-pin flat cable linking the decoder and the carrier.\u003c\/li\u003e\n\u003cli\u003eRESCUE cable and push button.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eYou will also need:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eA USB-C cable to connect the TOS Emulator to a computer for firmware updates and TOS transfers. You can buy a \u003ca href=\"https:\/\/store.sidecartridge.com\/products\/usb-c-male-to-usb-c-male-charging-and-sync-cable\"\u003eUSB-C to USB-C\u003c\/a\u003e or \u003ca href=\"https:\/\/store.sidecartridge.com\/products\/usb-c-male-to-usb-a-male-charging-and-sync-cable-usb-2-0\"\u003eUSB-A to USB-C\u003c\/a\u003e cable in our store if you do not own one.\u003c\/li\u003e\n\u003cli\u003eThe SWITCHER.TOS application, downloadable from our \u003ca href=\"https:\/\/sidecartridge.com\/downloads\/sidecartridge-tos-emulator-atari-st\/\"\u003edownloads page\u003c\/a\u003e. It also ships on a 3.5 inch floppy disk and lives inside the device volume.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eGood to know\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eMega ST only. The ST, STM, STF and STFM versions that required soldering onto the 68000 are discontinued. If you have a non-Mega ST, look at the \u003ca href=\"https:\/\/store.sidecartridge.com\/products\/sidecartridge%C2%AE-tos-emulator-for-atari-st-e-and-megast-ste\"\u003eSidecarTridge TOS Emulator\u003c\/a\u003e instead.\u003c\/li\u003e\n\u003cli\u003eDesigned, tested and supported on Atari Mega ST machines in their original stock configuration. The standard Atari Blitter patch is the only supported modification. Memory expansions, CPU accelerators, custom logic replacements, bodge wires and aftermarket ROM adapters are out of scope and not covered by warranty. If your Mega ST is modified, contact us before ordering.\u003c\/li\u003e\n\u003cli\u003eThis is a homebrew product for hobbyists who are comfortable opening the case once to seat the decoder and route a flat cable. It is not a sealed appliance.\u003c\/li\u003e\n\u003cli\u003eAlready own a SidecarTridge TOS Emulator with a rev4 or newer Mega ST carrier? You do not need the full combo. Add only the \u003ca href=\"https:\/\/store.sidecartridge.com\/products\/sidecartridge%C2%AE-256kb-decoder-for-mega-st\"\u003e256KB Decoder for Mega ST\u003c\/a\u003e and reuse your carrier.\u003c\/li\u003e\n\u003cli\u003eTOS is copyrighted material. You should own a legal copy before using it with the board. EmuTOS is free.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eNew to the device? Follow the \u003ca href=\"https:\/\/sidecartridge.com\/quickstart\/sidecartridge-256kb-decoder-atari-st\/\"\u003equickstart guide\u003c\/a\u003e.\u003c\/p\u003e\n","brand":"SIDECARTRIDGE","offers":[{"title":"Mega ST Dual ROM","offer_id":50500433412429,"sku":"SDCRT0028","price":69.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0778\/3746\/7981\/files\/256KB-DECODER-MEGAST-KIT-TOP-BOARD-REV4.png?v=1774642889"},{"product_id":"acsi2stm-hard-disk-for-atari-st-series","title":"ACSI2STM Hard Disk for Atari ST series","description":"\u003ch3\u003emicroSD storage for your Atari ST, STE, Mega ST or Mega STE\u003c\/h3\u003e\n\u003cp\u003eThe ACSI2STM Compact turns a microSD card into a fast, silent hard disk for any Atari with an ACSI port. It is a derivative of the \u003ca href=\"https:\/\/github.com\/retro16\/acsi2stm\"\u003eACSI2STM open-source project by retro16\u003c\/a\u003e, built on a compact 4-layer board with a direct DB-19 connector, IDC20 chaining header and external LED output. Same firmware, same modes, no soldering required.\u003c\/p\u003e\n\u003cp\u003eShips from Spain. For the Atari ST, STE, Mega ST and Mega STE.\u003c\/p\u003e\n\n\u003ch3\u003eKey features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDirect DB-19 connection\u003c\/strong\u003e: built-in D-SUB DB-19 connector mates the board straight into the Atari ACSI port. No loose ribbon cables, no adapters, no flaky contacts on an aging port.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e4-layer PCB, premium microSD slots\u003c\/strong\u003e: upgraded 4-layer PCB for better signal integrity on electrically noisy machines, paired with the same high-quality push-eject microSD slots used on the SidecarTridge Multi-device.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGemDrive mode, no drivers needed\u003c\/strong\u003e: format the microSD card with FAT16, FAT32 or ExFAT, drop in files from any modern PC, and the Atari sees them straight away. No Atari-side drivers, no extra partitioning.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eACSI mode for legacy software\u003c\/strong\u003e: emulates traditional ACSI hard drives with multiple partitions using Atari-compatible drivers, for full compatibility with classic software that expects a real hard disk.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUltraSatan-compatible RTC\u003c\/strong\u003e: on-board real-time clock keeps the date right between cold boots when fed by a CR2032 lithium battery (not included).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFirmware upgrade from the Atari\u003c\/strong\u003e: future fixes and features land directly through the Atari itself via the firmware update utility. No JTAG, no programmer, no host PC required.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIDC20 chaining and external LED\u003c\/strong\u003e: on-board IDC20 header for SatanDisk-style adapters and daisy-chaining, plus a 2-pin external LED output for clean activity feedback when installed inside a Mega ST or Mega STE. Features the Mini does not have.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInternal install in a Mega\u003c\/strong\u003e: optional riser kits dedicated to Mega ST and Mega STE drop the Compact inside the case, drawing power from the internal supply. No external cables, no USB charger on the desk, original look preserved.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003ePick a kit\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eACSI2STM Compact (external)\u003c\/strong\u003e: the board fully assembled and tested, DB-19 connector factory-soldered, IDC-20 chaining connector and 1x2-pin external LED header supplied unsoldered, latest stable firmware preloaded.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompact + Mega ST riser kit\u003c\/strong\u003e: everything in the standalone kit plus the Mega ST riser board (pre-soldered 24-pin and 20-pin female connectors, USB-A power-only connector, two 5V power pins and a 20 cm Dupont red cable) and a 10 to 15 cm USB-A to USB-C cable.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompact + Mega STE riser kit\u003c\/strong\u003e: everything in the standalone kit plus the Mega STE riser board (pre-soldered 30-pin and 20-pin female connectors, USB-A power-only connector) and a 10 to 15 cm USB-A to USB-C cable.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003ePick the riser kit that matches your motherboard from the variant selector above. The board can be moved to another machine later. Internal install steps live in the \u003ca href=\"https:\/\/sidecartridge.com\/quickstart\/acsi2stm-riser-board-atari-st\/\"\u003einternal riser quickstart\u003c\/a\u003e.\u003c\/p\u003e\n\n\u003ch3\u003eInstallation overview\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003ePrepare a microSD card with FAT16, FAT32 or ExFAT for GemDrive mode, or with the appropriate Atari hard-disk driver image for ACSI mode.\u003c\/li\u003e\n\u003cli\u003eInsert the microSD card into one of the slots on the board.\u003c\/li\u003e\n\u003cli\u003eConnect the Compact to the Atari ACSI port through the built-in DB-19 connector.\u003c\/li\u003e\n\u003cli\u003ePower the board with a USB-C cable plugged into a USB-C charger, a USB power bank, a host computer or a SidecarTridge Multi-device. The ACSI port does not deliver enough current on its own.\u003c\/li\u003e\n\u003cli\u003ePower on the Atari. The microSD card shows up as a hard drive ready for use.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003cp\u003eFull documentation lives at \u003ca href=\"https:\/\/docs.sidecartridge.com\/acsi2stm-atari-st\/\"\u003edocs.sidecartridge.com\/acsi2stm-atari-st\u003c\/a\u003e.\u003c\/p\u003e\n\n\u003ch3\u003eCompatibility\u003c\/h3\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eAtari model\u003c\/th\u003e\n\u003cth\u003eStatus\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eAtari 520 STF \/ STFM\u003c\/td\u003e\n\u003ctd\u003eSupported\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAtari 1040 STF \/ STFM\u003c\/td\u003e\n\u003ctd\u003eSupported\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAtari STE \/ 1040 STE\u003c\/td\u003e\n\u003ctd\u003eSupported (Bad-DMA workaround via PIO mode if needed)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAtari Mega ST\u003c\/td\u003e\n\u003ctd\u003eSupported (external, or internal with the Mega ST riser kit)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAtari Mega STE\u003c\/td\u003e\n\u003ctd\u003eSupported (external, or internal with the Mega STE riser kit)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAtari TT\u003c\/td\u003e\n\u003ctd\u003eNot supported\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAtari Falcon\u003c\/td\u003e\n\u003ctd\u003eNot supported\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003eThe Compact is a derivative of the upstream ACSI2STM project and tracks its compatibility scope. The PIO workaround for the Atari STE Bad-DMA issue is part of the firmware; the trade-off is slower transfers. Full detail in the documentation.\u003c\/p\u003e\n\n\u003ch3\u003eSpecs\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eMCU: STM32 family (ACSI2STM reference design).\u003c\/li\u003e\n\u003cli\u003eInterface to Atari: D-SUB DB-19 connector, ACSI bus.\u003c\/li\u003e\n\u003cli\u003eStorage: push-eject microSD slots, FAT16 \/ FAT32 \/ ExFAT (GemDrive) or Atari-formatted images (ACSI).\u003c\/li\u003e\n\u003cli\u003eOperating modes: GemDrive and ACSI.\u003c\/li\u003e\n\u003cli\u003eRTC: UltraSatan-compatible, CR2032 lithium battery (not included).\u003c\/li\u003e\n\u003cli\u003eExpansion: IDC20 chaining header, 2-pin external LED output.\u003c\/li\u003e\n\u003cli\u003ePower: USB-C, 5V (no power drawn from the ACSI port).\u003c\/li\u003e\n\u003cli\u003eFirmware: open-source, OTA upgrade from the Atari itself.\u003c\/li\u003e\n\u003cli\u003eUpstream project: \u003ca href=\"https:\/\/github.com\/retro16\/acsi2stm\"\u003eretro16\/acsi2stm\u003c\/a\u003e, GNU License.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eCompact or Mini?\u003c\/h3\u003e\n\u003cp\u003ePick the Compact if you want IDC20 chaining and SatanDisk compatibility, an external activity LED output, an internal install in a Mega ST or Mega STE through a dedicated riser kit, or a third microSD slot. If you want the smallest possible footprint with an optional desk-ready enclosure and the same core firmware and modes, look at the \u003ca href=\"https:\/\/store.sidecartridge.com\/products\/acsi2stm-mini-hard-disk-for-atari-st-series\"\u003eACSI2STM Mini\u003c\/a\u003e instead.\u003c\/p\u003e\n\n\u003ch3\u003eGood to know\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eYou will also need a USB-C cable, a USB power source and a microSD (SD, SDHC or SDXC) card. The CR2032 RTC battery and an external LED are optional.\u003c\/li\u003e\n\u003cli\u003eThe board revision nickname is \"Castillian\" but it runs the same binary as the upstream ACSI2STM firmware.\u003c\/li\u003e\n\u003cli\u003eThis is a homebrew product for hobbyists who enjoy running real Atari hardware and reading documentation. It is not a sealed appliance with a single-vendor warranty stack.\u003c\/li\u003e\n\u003cli\u003eA community enclosure is published on \u003ca href=\"https:\/\/www.printables.com\/model\/1679552-acsi2stm-compact-enclosure\"\u003ePrintables\u003c\/a\u003e and can be 3D-printed by anyone. It is not sold by SidecarTridge.\u003c\/li\u003e\n\u003cli\u003eThe firmware is upstream open source. Bug reports and feature requests go on the \u003ca href=\"https:\/\/github.com\/retro16\/acsi2stm\"\u003eretro16\/acsi2stm GitHub repository\u003c\/a\u003e; SidecarTridge handles hardware-side support for the boards it sells.\u003c\/li\u003e\n\u003c\/ul\u003e\n","brand":"SidecarTridge","offers":[{"title":"ACSI2STM Compact","offer_id":50962384388429,"sku":"SDCRT0029","price":41.9,"currency_code":"EUR","in_stock":true},{"title":"Internal riser board for Mega ST + ACSI2STM Compact","offer_id":50962384421197,"sku":"SDCRT0036","price":53.9,"currency_code":"EUR","in_stock":true},{"title":"Internal riser board for Mega STE + ACSI2STM Compact","offer_id":50962384453965,"sku":"SDCRT0037","price":53.9,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0778\/3746\/7981\/files\/ACSI2STM-TOP-CONNECTOR.png?v=1757938151"},{"product_id":"st2vga-adapter-atari-st-ste-mega-st-mega-ste-vga-converter","title":"ST2VGA Adapter – Atari ST\/STE\/Mega ST\/Mega STE VGA Converter","description":"\u003ch3\u003eConnect your Atari ST, STE or Mega ST to a modern VGA monitor\u003c\/h3\u003e\n\u003cp\u003eThe ST2VGA Adapter (Revision 3) is a passive VGA adapter for the Atari ST, STE, Mega ST and Mega STE. It plugs into the Atari monitor port and outputs a clean analog VGA signal to any multisync monitor that accepts the original 15 kHz horizontal sync used by the ST color modes. No scan doubling, no scaling, no external power. The ST's native timings are preserved, so the picture looks the way the hardware always meant to look. Revision 3 is a 4-layer PCB design with dedicated RGB low-pass filters that produce a noticeably sharper image than earlier hobbyist boards.\u003c\/p\u003e\n\u003cp\u003eShips from Spain. For the Atari ST, STE, Mega ST and Mega STE.\u003c\/p\u003e\n\n\u003ch3\u003eKey features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e4-layer PCB design\u003c\/strong\u003e: dedicated ground planes, controlled signal paths and improved shielding between channels. Cleaner analog video than typical 2-layer hobbyist designs, with less color bleeding, ringing and crosstalk.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRGB low-pass filters\u003c\/strong\u003e: analog filtering on the RGB lines tames the high-frequency noise modern LCDs amplify. Smoother colors, cleaner edges, less shimmer.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eColor and mono slide switch\u003c\/strong\u003e: a built-in slide switch toggles between color modes (ST Low and Medium) and mono mode (ST High) on the fly. No software, no jumpers.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNative Atari timings preserved\u003c\/strong\u003e: no scan doubling, no scaling, no upscaler chip. The original Atari video frequencies and the classic look go straight through to the monitor, with no processing latency.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e3.5 mm audio jack\u003c\/strong\u003e: the Atari mono audio signal is routed to both left and right channels through a standard 3.5 mm jack. Speakers, amps, capture devices, headphones, plug-and-play.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNo external power required\u003c\/strong\u003e: the adapter runs entirely off the +12 V rail provided by the Atari video port. No USB power cable, no charger, no extra plug. Just the adapter and a VGA cable.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eChoose the right ST2VGA\u003c\/h3\u003e\n\u003cp\u003eTwo adapters, same family, different jobs. Pick the one that fits your machine.\u003c\/p\u003e\n\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eModel\u003c\/th\u003e\n\u003cth\u003eBest for\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\u003cstrong\u003eST2VGA Adapter\u003c\/strong\u003e (this product)\u003c\/td\u003e\n\u003ctd\u003eHealthy Atari ST, STE or Mega ST with a clean video output and +12 V on the monitor port. The smallest, cheapest, no-extra-power option.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003ca href=\"https:\/\/store.sidecartridge.com\/products\/st2vga-enhanced-active-vga-adapter-for-atari-st-ste-mega-st-mega-ste\"\u003eST2VGA Enhanced Adapter\u003c\/a\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eEarly Atari ST with no +12 V on the video port, visible jailbars, ringing or color noise, long VGA cables or picky LCD inputs that fail to lock, or a restoration where you want the cleanest possible image. It carries its own +5 V supply over micro-USB.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eInstallation\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003ePlug the adapter into the Atari monitor port.\u003c\/li\u003e\n\u003cli\u003ePlug a standard VGA cable into a multisync monitor.\u003c\/li\u003e\n\u003cli\u003eSet the slide switch to color or mono.\u003c\/li\u003e\n\u003cli\u003ePower on.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003cp\u003eNo soldering, no modifications, no tools.\u003c\/p\u003e\n\n\u003ch3\u003eCompatibility\u003c\/h3\u003e\n\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eAtari model\u003c\/th\u003e\n\u003cth\u003eStatus\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eAtari 520ST \/ STF \/ STFM \/ STE\u003c\/td\u003e\n\u003ctd\u003eSupported\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAtari 1040ST \/ STF \/ STFM \/ STE\u003c\/td\u003e\n\u003ctd\u003eSupported\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAtari Mega ST\u003c\/td\u003e\n\u003ctd\u003eSupported\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAtari Mega STE\u003c\/td\u003e\n\u003ctd\u003eSupported\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eVery early ST boards without +12 V on the monitor port\u003c\/td\u003e\n\u003ctd\u003eUse the \u003ca href=\"https:\/\/store.sidecartridge.com\/products\/st2vga-enhanced-active-vga-adapter-for-atari-st-ste-mega-st-mega-ste\"\u003eST2VGA Enhanced Adapter\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003eColor modes (ST Low and ST Medium) require a VGA monitor that accepts a 15 kHz horizontal sync signal. Mono mode (ST High) works on any standard VGA monitor. The \u003ca href=\"http:\/\/15khz.wikidot.com\/\"\u003e15 kHz reference list\u003c\/a\u003e is the most practical starting point if you are unsure about a monitor.\u003c\/p\u003e\n\n\u003ch3\u003eSpecs\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eWeight: under 50 g.\u003c\/li\u003e\n\u003cli\u003eDimensions: approximately 38 mm x 45 mm x 36 mm.\u003c\/li\u003e\n\u003cli\u003ePower: passive, fed from the Atari video port (+12 V rail).\u003c\/li\u003e\n\u003cli\u003eAtari connector: DB-13W3 (Atari monitor port).\u003c\/li\u003e\n\u003cli\u003eOutput: VGA-compatible (multisync monitor required for color modes).\u003c\/li\u003e\n\u003cli\u003eAudio: 3.5 mm stereo jack (mono routed to both channels).\u003c\/li\u003e\n\u003cli\u003eHorizontal sync: 15 kHz (ST Low and Medium), 31 kHz (ST High).\u003c\/li\u003e\n\u003cli\u003ePCB: 4-layer, RGB low-pass filtering.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eFrequently asked questions\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eWhich Atari models are compatible?\u003c\/strong\u003e\u003cbr\u003e\nTested on the Atari 520ST \/ STF \/ STFM \/ STE, 1040ST \/ STF \/ STFM \/ STE, Mega ST and Mega STE. Some very early Atari ST boards do not expose the +12 V rail on the monitor connector that this passive adapter needs to operate. If yours is one of those, use the \u003ca href=\"https:\/\/store.sidecartridge.com\/products\/st2vga-enhanced-active-vga-adapter-for-atari-st-ste-mega-st-mega-ste\"\u003eST2VGA Enhanced Adapter\u003c\/a\u003e, which carries its own +5 V supply over micro-USB.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHow hard is it to install?\u003c\/strong\u003e\u003cbr\u003e\nPlug the adapter into the Atari monitor port, plug a standard VGA cable into a multisync monitor, power on. No soldering, no modifications, no tools.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIs there a 3D printable enclosure?\u003c\/strong\u003e\u003cbr\u003e\nYes. Enclosure files and links for the ST2VGA family live in the \u003ca href=\"https:\/\/docs.sidecartridge.com\/st2vga-family\/cases\/\"\u003eST2VGA family enclosures page\u003c\/a\u003e.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCan this damage my Atari?\u003c\/strong\u003e\u003cbr\u003e\nNo. The adapter is electrically safe and places minimal load on the Atari video circuitry.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIs this a scan doubler?\u003c\/strong\u003e\u003cbr\u003e\nNo. The adapter preserves the original Atari scan frequencies and timings. No upscaling, no scan conversion, no processing latency.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat video modes are available, and what monitor do I need?\u003c\/strong\u003e\u003cbr\u003e\nColor modes (ST Low and ST Medium) require a VGA monitor that accepts a 15 kHz horizontal sync signal. Mono mode (ST High) works on any standard VGA monitor. The \u003ca href=\"http:\/\/15khz.wikidot.com\/\"\u003e15 kHz reference list\u003c\/a\u003e is the most practical starting point if you are unsure about a model.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHow do I switch between video modes?\u003c\/strong\u003e\u003cbr\u003e\nA slide switch on top of the adapter toggles between color modes (ST Low and Medium) and mono mode (ST High) on the fly. No software needed.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eMy display shows jailbars or fails to lock. What now?\u003c\/strong\u003e\u003cbr\u003e\nIf your monitor already accepts 15 kHz but you still see vertical jailbars or frequent sync drops, move up to the \u003ca href=\"https:\/\/store.sidecartridge.com\/products\/st2vga-enhanced-active-vga-adapter-for-atari-st-ste-mega-st-mega-ste\"\u003eST2VGA Enhanced Adapter\u003c\/a\u003e. Its buffered RGB amplifier and extra filtering were built specifically to clean up marginal signals and keep picky LCDs happy.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHow is audio handled?\u003c\/strong\u003e\u003cbr\u003e\nThe adapter includes a 3.5 mm audio jack. The Atari mono audio signal is duplicated on both left and right channels.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eAre special VGA cables required?\u003c\/strong\u003e\u003cbr\u003e\nA standard VGA cable works. For best results, a cable with ferrite noise filters is recommended, particularly on longer runs.\u003c\/p\u003e\n\n\u003ch3\u003eGood to know\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003ePassive, plug-and-play, no external power supply. For color modes you need a 15 kHz-capable multisync monitor.\u003c\/li\u003e\n\u003cli\u003eFor an early ST without +12 V on the video port, or if you see jailbars or fail to lock, use the \u003ca href=\"https:\/\/store.sidecartridge.com\/products\/st2vga-enhanced-active-vga-adapter-for-atari-st-ste-mega-st-mega-ste\"\u003eST2VGA Enhanced Adapter\u003c\/a\u003e instead.\u003c\/li\u003e\n\u003cli\u003eHomebrew product built for hobbyists, not a sealed appliance.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eCertifications and compliance\u003c\/h3\u003e\n\u003cp\u003eThis product has been assessed for European (CE) and UK (UKCA) conformity. Official Declarations of Conformity and EMC Assessment reports are available for ST2VGA REV3.4.0: \u003ca href=\"https:\/\/docs.sidecartridge.com\/certifications\/EU-ST2VGA-REV3.4.0-DECLARATION-OF-CONFORMITY\/EU-ST2VGA-REV3.4.0-DECLARATION-OF-CONFORMITY.pdf\"\u003eEU \/ CE Declaration of Conformity\u003c\/a\u003e and \u003ca href=\"https:\/\/docs.sidecartridge.com\/certifications\/UK-ST2VGA-REV3.4.0-DECLARATION-OF-CONFORMITY\/UK-ST2VGA-REV3.4.0-DECLARATION-OF-CONFORMITY.pdf\"\u003eUK \/ UKCA Declaration of Conformity\u003c\/a\u003e.\u003c\/p\u003e\n","brand":"SIDECARTRIDGE","offers":[{"title":"Default Title","offer_id":50961659199821,"sku":"SDCRT0033","price":20.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0778\/3746\/7981\/files\/ST2VGA-REV3-FRONT.png?v=1772995077"},{"product_id":"acsi2stm-internal-riser-boards-for-atari-megast-and-megaste","title":"ACSI2STM internal riser boards for Atari MegaST and MegaSTE","description":"\u003ch3\u003eA perfect fit for your Atari Mega ST or Mega STE\u003c\/h3\u003e\n\u003cp\u003eThe ACSI2STM is an open-source hard drive emulator that allows Atari ST computers to use SD cards as storage devices. Traditionally, this device connects externally via the ACSI port, which can lead to clutter and potential wear on connectors.\u003c\/p\u003e\n\u003cp\u003eTo address this, we developed two riser boards that enable the internal installation of the \u003ca href=\"https:\/\/store.sidecartridge.com\/products\/acsi2stm-hard-disk-for-atari-st-series\"\u003eACSI2STM Compact\u003c\/a\u003e device inside Atari Mega ST and Mega STE computers. This lets you integrate the ACSI2STM seamlessly into the machine, removing the external connection and external powering, and preserving the original aesthetics of the computer.\u003c\/p\u003e\n\n\u003ch3\u003eBenefits of internal installation\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eInternal power supply\u003c\/strong\u003e: no more wires to power an external device.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePreserved aesthetics\u003c\/strong\u003e: keeps the original look of your Atari by concealing the ACSI2STM inside the case.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReduced wear\u003c\/strong\u003e: minimises wear on external ports and connectors by removing constant plugging and unplugging.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSpace efficiency\u003c\/strong\u003e: frees up desk space by removing external devices and cables.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eKey features of the riser boards\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eTailored design\u003c\/strong\u003e: specifically designed to fit the internal architecture of the Atari Mega ST and Mega STE.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEasy installation\u003c\/strong\u003e: clear instructions make the upgrade straightforward for users with basic technical skills.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSecure mounting\u003c\/strong\u003e: keeps the ACSI2STM firmly seated, preventing movement and potential damage.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eKit contents for Mega STE\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eRiser board specifically designed for Mega STE.\u003c\/li\u003e\n\u003cli\u003ePre-soldered 30-pin female connector.\u003c\/li\u003e\n\u003cli\u003ePre-soldered 20-pin female connector.\u003c\/li\u003e\n\u003cli\u003ePre-soldered USB-A power-only female connector.\u003c\/li\u003e\n\u003cli\u003eUSB-A to USB-C cable (length varies between 10 cm and 15 cm, depending on availability).\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eKit contents for Mega ST\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eRiser board specifically designed for Mega ST.\u003c\/li\u003e\n\u003cli\u003ePre-soldered 24-pin female connector.\u003c\/li\u003e\n\u003cli\u003ePre-soldered 20-pin female connector.\u003c\/li\u003e\n\u003cli\u003ePre-soldered USB-A power-only female connector.\u003c\/li\u003e\n\u003cli\u003eTwo pre-soldered male pins for 5V power connection.\u003c\/li\u003e\n\u003cli\u003e20 cm female-to-female red Dupont connector.\u003c\/li\u003e\n\u003cli\u003eUSB-A to USB-C cable (length varies between 10 cm and 15 cm, depending on availability).\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003eImportant\u003c\/strong\u003e: the riser boards connect to the \u003ca href=\"https:\/\/store.sidecartridge.com\/products\/acsi2stm-hard-disk-for-atari-st-series\"\u003eACSI2STM Compact\u003c\/a\u003e model using the 20-pin connector at the back of the device, commonly called the \"Satan Disk\" connector. Your ACSI2STM unit must include this connector. All ACSI2STM models produced by SidecarTridge come with it, though it may not be pre-soldered. Compatibility with devices from other manufacturers cannot be guaranteed.\u003c\/p\u003e\n\n\u003ch3\u003eFrequently asked questions\u003c\/h3\u003e\n\n\u003cp\u003e\u003cstrong\u003eWhy are there separate riser boards for the Mega ST and Mega STE?\u003c\/strong\u003e\u003cbr\u003e\nEach board is designed to fit the internal architecture of its corresponding model. The Mega ST board also includes a Dupont wire connector to power the ACSI2STM from the Atari power supply.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eDo I need to remove the internal metal shielding?\u003c\/strong\u003e\u003cbr\u003e\nOn some Atari Mega ST units it may be necessary to remove the internal metal shielding to make enough room for the riser board and the ACSI2STM Compact assembly. Some Mega ST computers have enough internal clearance, others do not. This does not apply to the Mega STE version. In practice that shielding no longer serves much purpose today; it was mainly intended to reduce radio-frequency interference back when these machines sat next to television receivers and similar equipment.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eHow is the ACSI2STM powered when installed internally?\u003c\/strong\u003e\u003cbr\u003e\nThe riser boards power the ACSI2STM internally, with no external power source needed. The included USB-A to USB-C cable connects the riser board's USB-A power-only connector to the ACSI2STM USB-C port. The Mega ST riser board also includes a female-to-female Dupont connector to power the ACSI2STM from the Atari power supply.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eCan I use the riser boards with an ACSI2STM from another manufacturer?\u003c\/strong\u003e\u003cbr\u003e\nThe riser boards are designed for the ACSI2STM Compact model with a 20-pin connector at the back of the device. If your unit has a standard 20-pin connector, it should work. Compatibility with devices from other manufacturers, or with other ACSI2STM models, cannot be guaranteed. Use at your own risk.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eIs this product for me?\u003c\/strong\u003e\u003cbr\u003e\nThis is a homebrew product for hobbyists who enjoy experimenting with their computers. If you want a sealed, appliance-like experience, this is not it.\u003c\/p\u003e\n\n\u003ch3\u003eMore information\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eQuickstart: follow the \u003ca href=\"https:\/\/sidecartridge.com\/quickstart\/acsi2stm-riser-board-atari-st\/\"\u003eriser board quickstart guide\u003c\/a\u003e for the first installation.\u003c\/li\u003e\n\u003cli\u003eDocumentation: read the guides in our \u003ca href=\"https:\/\/docs.sidecartridge.com\/acsi2stm-atari-st\/\"\u003edocumentation section\u003c\/a\u003e.\u003c\/li\u003e\n\u003cli\u003eProject repository: hardware setup, firmware installation and SD card preparation on the \u003ca href=\"https:\/\/github.com\/retro16\/acsi2stm\"\u003eproject GitHub repository\u003c\/a\u003e.\u003c\/li\u003e\n\u003cli\u003eLicense: the ACSI2STM is open-source under the \u003ca href=\"https:\/\/github.com\/retro16\/acsi2stm\/blob\/stable\/LICENSE\"\u003eGNU License\u003c\/a\u003e.\u003c\/li\u003e\n\u003c\/ul\u003e\n","brand":"SIDECARTRIDGE","offers":[{"title":"Mega ST","offer_id":50962290114893,"sku":"SDCRT0034","price":12.0,"currency_code":"EUR","in_stock":true},{"title":"Mega STE","offer_id":50962290147661,"sku":"SDCRT0035","price":12.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0778\/3746\/7981\/files\/ACSI2STM-RISER-MEGAST-KIT.png?v=1740759073"},{"product_id":"4mb-simm-memory-expansion-for-atari-ste-mega-ste","title":"4MB SIMM Memory Expansion for Atari STE \u0026 Mega STE","description":"\u003cp\u003e\u003cstrong\u003eBoost your Atari STE \u0026amp; Mega STE with 4MB of high-quality SIMM memory for better performance and compatibility.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eGive your \u003cstrong\u003eAtari STE or Mega STE\u003c\/strong\u003e a serious performance boost with this \u003cstrong\u003e4MB memory expansion kit\u003c\/strong\u003e. Designed for seamless compatibility, this kit includes \u003cstrong\u003efour 1MB SIMM modules\u003c\/strong\u003e, ensuring your classic Atari has the memory it needs to handle \u003cstrong\u003emodern homebrew software and demos with ease\u003c\/strong\u003e.\u003c\/p\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003ch3\u003eNew Old Stock (NOS) RAM Chips\u003c\/h3\u003e\n\u003cp\u003eThese are \u003cstrong\u003enot recycled or refurbished\u003c\/strong\u003e chips. Each module is built with \u003cstrong\u003eNOS (new old stock) DRAM chips\u003c\/strong\u003e, carefully sourced and assembled by \u003cstrong\u003eSidecarTridge\u003c\/strong\u003e to ensure top-tier compatibility and long-term reliability.\u003c\/p\u003e\n\u003ch3\u003eOptimized for Atari STE \u0026amp; Mega STE\u003c\/h3\u003e\n\u003cp\u003eDesigned and tested specifically for \u003cstrong\u003eAtari STE and Mega STE\u003c\/strong\u003e systems, these SIMM modules work flawlessly in \u003cstrong\u003eboth stock and modified machines\u003c\/strong\u003e.\u003c\/p\u003e\n\u003ch3\u003eNo Parity Bit for Better Stability\u003c\/h3\u003e\n\u003cp\u003eThe \u003cstrong\u003eAtari STE and Mega STE\u003c\/strong\u003e do not use a parity bit, so these modules \u003cstrong\u003eexclude it\u003c\/strong\u003e—reducing potential issues with noisy system buses and ensuring smoother performance.\u003c\/p\u003e\n\u003ch3\u003eLow-Profile Design\u003c\/h3\u003e\n\u003cp\u003eThe modules are just \u003cstrong\u003e15mm tall and 1.2mm thick\u003c\/strong\u003e, making installation easy while fitting neatly inside the \u003cstrong\u003eAtari STE and Mega STE cases\u003c\/strong\u003e without modification.\u003c\/p\u003e\n\u003ch3\u003eSimple Plug-and-Play Installation\u003c\/h3\u003e\n\u003cp\u003eUpgrading is as easy as:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eOpening your \u003cstrong\u003eAtari STE or Mega STE\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eRemoving existing memory (if installed)\u003c\/li\u003e\n\u003cli\u003eInserting the \u003cstrong\u003efour 1MB SIMM modules\u003c\/strong\u003e into the slots in the middle of the motherboard\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eEach module is \u003cstrong\u003ekeyed for correct orientation\u003c\/strong\u003e, ensuring a \u003cstrong\u003ehassle-free installation\u003c\/strong\u003e.\u003c\/p\u003e\n\u003ch2\u003eImportant Notes for Accelerated Systems\u003c\/h2\u003e\n\u003cp\u003eThese modules use \u003cstrong\u003e60-70ns DRAM chips\u003c\/strong\u003e with a \u003cstrong\u003e110ns-130ns cycle time\u003c\/strong\u003e, making them perfect for:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e✅ \u003cstrong\u003eStock Atari STE (8MHz)\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e✅ \u003cstrong\u003eMega STE (8MHz and 16MHz)\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e⚠️ If you have an \u003cstrong\u003eaccelerated Atari\u003c\/strong\u003e, compatibility \u003cstrong\u003eis not guaranteed\u003c\/strong\u003e. While testing has shown they work fine in a \u003cstrong\u003e16MHz Mega STE\u003c\/strong\u003e, performance in other accelerated systems \u003cstrong\u003emay vary\u003c\/strong\u003e.\u003c\/p\u003e","brand":"SidecarTridge","offers":[{"title":"OKI M514400D 60ns","offer_id":51968040501581,"sku":"SDCRT0038","price":42.0,"currency_code":"EUR","in_stock":false},{"title":"Fujitsu MB814400C 70ns","offer_id":51968040534349,"sku":"SDCRT0040","price":42.0,"currency_code":"EUR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0778\/3746\/7981\/files\/SIMM-30-KIT.png?v=1741365827"},{"product_id":"usb-c-pd-multi-rail-power-supply-unit-for-atari-st-e-and-megast","title":"USB-C PD Multi-Rail Power Supply Unit for Atari ST\/E and MegaST","description":"\u003ch3\u003eA modern USB-C PD PSU for your Atari ST, STE or Mega ST\u003c\/h3\u003e\n\u003cp\u003eThe SidecarTridge USB-C PD Multi-Rail PSU replaces the aging original power supply with a modern USB-C Power Delivery board. Power comes in through a panel-mounted USB-C jack instead of the legacy AC inlet, so only low-voltage DC ever enters the case. It delivers clean and stable +5V, +12V and -12V rails sized for the ST, STE and Mega ST mainboard plus SidecarTridge add-ons, through a solderless harness that plugs straight into the factory connectors. Quiet, cool and safer than a 40-year-old PSU running on dried-out capacitors.\u003c\/p\u003e\n\u003cp\u003eShips from Spain. For the Atari ST, STE and Mega ST.\u003c\/p\u003e\n\n\u003ch3\u003eKey features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSolderless installation\u003c\/strong\u003e: plug-in harnesses replace the original PSU connectors. No soldering on the motherboard, no chassis modifications, no permanent changes.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUSB-C PD multi-rail output\u003c\/strong\u003e: clean and regulated +5V, +12V and -12V rails sized for the Atari ST family and any SidecarTridge add-ons sharing the bus.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLow-voltage DC inside\u003c\/strong\u003e: AC mains stays in the charger. Inside the case there is only USB-C PD low-voltage DC, no live wires and no high-voltage capacitors.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIntegrated +5V USB-A output\u003c\/strong\u003e: a regulated +5V USB-A port on the board powers the Multi-device, ACSI2STM, Gotek or any other accessory without loading the Atari motherboard rails.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFits the original PSU bay\u003c\/strong\u003e: riser PCB and brackets line up with the original mounting points. It shares the mechanical layout with the \u003ca rel=\"noopener\" title=\"Mean Well PSU Kit\" href=\"https:\/\/store.sidecartridge.com\/products\/power-supply-unit-for-atari-st-e-and-megast\" target=\"_blank\"\u003eMean Well PSU Kit\u003c\/a\u003e. No bent metal, no plastic surgery.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReplaces AC inlet and switch\u003c\/strong\u003e: 3D-printed panels replace the legacy AC inlet and power switch with a panel-mounted USB-C PD jack. The machine ends up looking stock from the outside.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eKit contents\u003c\/h3\u003e\n\u003cp\u003eThe USB-C PD Multi-Rail PSU kit includes:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eRiser PSU PCB sized to the original PSU mounting points. It shares the mechanical layout with the Mean Well PSU Kit.\u003c\/li\u003e\n\u003cli\u003eSidecarTridge USB-C PD Multi-Rail board with +5V \/ +12V \/ -12V output and a regulated +5V USB-A port.\u003c\/li\u003e\n\u003cli\u003e3D-printed AC inlet cover with a panel-mounted USB-C PD receptacle and JST-PH 2.0 terminated cable.\u003c\/li\u003e\n\u003cli\u003e3D-printed power switch cover for the original switch hole.\u003c\/li\u003e\n\u003cli\u003eMotherboard harness: JST-VH 3.96 mm 6-pin to TE 171822-6 6-pin, 10 cm.\u003c\/li\u003e\n\u003cli\u003e8 x M3 4 mm Phillips screws for the riser and board.\u003c\/li\u003e\n\u003cli\u003e6 x M3 nuts for the mounting hardware.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eYou provide the USB-C PD charger and the \u003ca href=\"https:\/\/store.sidecartridge.com\/products\/usb-c-male-to-usb-c-male-charging-and-sync-cable\"\u003eUSB-C to USB-C cable\u003c\/a\u003e.\u003c\/p\u003e\n\n\u003ch3\u003eInstallation overview\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003eUnplug the Atari from the wall and open the case.\u003c\/li\u003e\n\u003cli\u003eUnscrew the metal RF shield to reach the PSU bay. On ST and STE only the PSU portion needs to come off. On the Mega ST the full shield is removed. Both go back on at the end, so the machine ends up in its stock configuration.\u003c\/li\u003e\n\u003cli\u003eRemove the original PSU and keep the screws, you will reuse the bay.\u003c\/li\u003e\n\u003cli\u003eMount the USB-C PD board on the riser PCB with the provided M3 hardware, then bolt the assembly into the original PSU bay.\u003c\/li\u003e\n\u003cli\u003eReplace the AC inlet and power switch covers with the 3D-printed parts. The USB-C PD jack is now panel-mounted.\u003c\/li\u003e\n\u003cli\u003eWire the motherboard harness between the new board and the existing motherboard connector, and route the JST-PH 2.0 cable from the USB-C jack to the board.\u003c\/li\u003e\n\u003cli\u003eClose the case, plug in your USB-C PD charger, and power on.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003cp\u003eStep-by-step photos and tips live in the \u003ca rel=\"noopener\" title=\"USB-C PD PSU Quickstart\" href=\"https:\/\/sidecartridge.com\/quickstart\/usb-c-pd-psu-atari-st\/\" target=\"_blank\"\u003eQuickstart guide\u003c\/a\u003e and the \u003ca rel=\"noopener\" title=\"USB-C PD PSU documentation\" href=\"https:\/\/docs.sidecartridge.com\/sidecartridge-usb-c-pd-psu\/\" target=\"_blank\"\u003edocumentation\u003c\/a\u003e.\u003c\/p\u003e\n\n\u003ch3\u003eCompatibility\u003c\/h3\u003e\n\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eAtari model\u003c\/th\u003e\n\u003cth\u003eStatus\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eAtari ST, 1040 STF, STFM\u003c\/td\u003e\n\u003ctd\u003eSupported\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAtari STE\u003c\/td\u003e\n\u003ctd\u003eSupported\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAtari Mega ST\u003c\/td\u003e\n\u003ctd\u003eSupported\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAtari Mega STE\u003c\/td\u003e\n\u003ctd\u003eNot supported\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAtari TT\u003c\/td\u003e\n\u003ctd\u003eNot supported\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAtari Falcon\u003c\/td\u003e\n\u003ctd\u003eNot supported\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAtari 520ST (external brick)\u003c\/td\u003e\n\u003ctd\u003eNot supported\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003eThe Atari 520ST short uses an external power brick instead of an internal PSU. For that machine, the \u003ca rel=\"noopener\" title=\"External USB-C PD PSU\" href=\"https:\/\/store.sidecartridge.com\/products\/external-usb-c-pd-psu-for-atari-st\" target=\"_blank\"\u003eExternal USB-C PD PSU\u003c\/a\u003e is the right product.\u003c\/p\u003e\n\n\u003ch3\u003eUSB-C PD charger requirements\u003c\/h3\u003e\n\u003cp\u003eYou bring your own charger. Pick a unit that meets all of the following:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePower\u003c\/strong\u003e: 60 W output, recommended 15 V \/ 3 A and 20 V \/ 3 A or higher.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStandard\u003c\/strong\u003e: USB-C PD 3.0 compliant. PD 3.1 chargers with Extended Power Range (EPR) may not negotiate correctly even when they advertise PD 3.0 fallback.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProfiles\u003c\/strong\u003e: must expose both 15 V and 20 V PD profiles. Chargers limited to QC, PPS only, or a single USB-C profile are not supported.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCable\u003c\/strong\u003e: certified USB-C cable rated for 60 W or 100 W. You can grab one in our store: \u003ca href=\"https:\/\/store.sidecartridge.com\/products\/usb-c-male-to-usb-c-male-charging-and-sync-cable\"\u003eUSB-C to USB-C cable\u003c\/a\u003e.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMultiport chargers\u003c\/strong\u003e: the chosen port must deliver the full 60 W. Many GaN bricks de-rate the second port.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eA vetted list of chargers known to work lives in the \u003ca rel=\"noopener\" title=\"USB-C PD PSU documentation\" href=\"https:\/\/docs.sidecartridge.com\/sidecartridge-usb-c-pd-psu\/\" target=\"_blank\"\u003edocumentation\u003c\/a\u003e.\u003c\/p\u003e\n\n\u003ch3\u003eSpecs\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eWeight: 150 g (kit, packaged).\u003c\/li\u003e\n\u003cli\u003eDC output: +5V, +12V, -12V (motherboard rails).\u003c\/li\u003e\n\u003cli\u003eAuxiliary output: regulated +5V USB-A port on the board.\u003c\/li\u003e\n\u003cli\u003eInput: USB-C PD 3.0, 60 W, 15 V and 20 V profiles.\u003c\/li\u003e\n\u003cli\u003eMotherboard connector: JST-VH 3.96 mm 6-pin to TE 171822-6 6-pin harness, 10 cm.\u003c\/li\u003e\n\u003cli\u003eInternal DC harness: JST-PH 2.0 from the panel-mounted USB-C jack to the board.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eFrequently asked questions\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eWhich Atari models are supported?\u003c\/strong\u003e\u003cbr\u003eAtari ST (520ST internal, 1040 STF, STFM), STE and Mega ST are all supported. Mega STE, TT, Falcon and the 520ST external power brick are not. For the 520ST short with an external brick, use the \u003ca rel=\"noopener\" title=\"External USB-C PD PSU\" href=\"https:\/\/store.sidecartridge.com\/products\/external-usb-c-pd-psu-for-atari-st\" target=\"_blank\"\u003eExternal USB-C PD PSU\u003c\/a\u003e.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat does the +5V USB-A output do?\u003c\/strong\u003e\u003cbr\u003eThe board exposes a regulated +5V USB-A port. Use it to power SidecarTridge Multi-device boards, ACSI2STM, Gotek or other accessories without loading the Atari motherboard rails.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCan the PSU harm my computer?\u003c\/strong\u003e\u003cbr\u003eOnce correctly wired and seated, the rails are well inside the Atari ST family specs, and you are running on a modern board instead of dried-out 40-year-old capacitors. The risk is in the wiring on your side: follow the quickstart, double-check the motherboard harness orientation, and use a certified USB-C cable.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDo I need to solder anything?\u003c\/strong\u003e\u003cbr\u003eNo. The motherboard side is plug-and-play through the supplied harness. The DC side from the USB-C jack to the board uses a pre-terminated JST-PH 2.0 cable.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat USB-C PD power adapter do I need?\u003c\/strong\u003e\u003cbr\u003eA 60 W USB-C PD 3.0 charger with both 15 V and 20 V profiles, plus a certified USB-C cable. Avoid unbranded chargers, PD 3.1 EPR units, and multiport bricks where the chosen port de-rates below 60 W. Most modern laptop and tablet chargers from reputable brands meet these requirements.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDoes it run on PD 3.1 chargers?\u003c\/strong\u003e\u003cbr\u003eSome PD 3.1 chargers with Extended Power Range (EPR) do not negotiate correctly with this board even when they advertise PD 3.0 fallback. Stick to PD 3.0 chargers from the tested list when in doubt.\u003c\/p\u003e\n\n\u003ch3\u003eGood to know\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eThis is a homebrew product built for hobbyists who are comfortable opening the case and already own, or are happy to buy, a quality USB-C PD charger. It is not a sealed appliance.\u003c\/li\u003e\n\u003cli\u003eIf you prefer an industrial-grade AC PSU inside the case, look at the \u003ca rel=\"noopener\" title=\"Mean Well PSU Kit\" href=\"https:\/\/store.sidecartridge.com\/products\/power-supply-unit-for-atari-st-e-and-megast\" target=\"_blank\"\u003eMean Well PSU Kit\u003c\/a\u003e instead.\u003c\/li\u003e\n\u003cli\u003eFor the 520ST short with an external power brick, use the \u003ca rel=\"noopener\" title=\"External USB-C PD PSU\" href=\"https:\/\/store.sidecartridge.com\/products\/external-usb-c-pd-psu-for-atari-st\" target=\"_blank\"\u003eExternal USB-C PD PSU\u003c\/a\u003e.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eNew to the device? Follow the \u003ca rel=\"noopener\" title=\"USB-C PD PSU Quickstart\" href=\"https:\/\/sidecartridge.com\/quickstart\/usb-c-pd-psu-atari-st\/\" target=\"_blank\"\u003equickstart guide\u003c\/a\u003e.\u003c\/p\u003e\n","brand":"SIDECARTRIDGE","offers":[{"title":"Default Title","offer_id":52469972664653,"sku":"SDCRT0041","price":41.9,"currency_code":"EUR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0778\/3746\/7981\/files\/USB-C-PD-INTERNAL-KIT-ATARI-ST_dbb3234e-76fd-4a8b-927e-3f0f8906b1da.png?v=1782845315"},{"product_id":"sidecartridge®-kickstart-emulator-for-amiga-500-2000","title":"SidecarTridge® Kickstart Multi ROM for Amiga 500 \/ 2000","description":"\u003ch3\u003eHot-swap Kickstart ROMs on your Amiga 500 or 2000\u003c\/h3\u003e\n\u003cp\u003eThe SidecarTridge Kickstart Multi ROM replaces the original Kickstart chip on an Amiga 500 or Amiga 2000 with a programmable board that holds dozens of Kickstart images in onboard flash. From the Amiga's point of view it looks and behaves like a stock ROM. From your point of view, you pick which Kickstart boots through the SWITCHER tool, copy new images over USB and never have to swap a chip again.\u003c\/p\u003e\n\u003cp\u003eShips from Spain. Amiga 500 and 2000.\u003c\/p\u003e\n\n\u003ch3\u003eKey features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDrop-in ROM socket replacement\u003c\/strong\u003e: seats directly in the Kickstart socket of the Amiga 500 or 2000. No case modifications, no external boxes, no extra cabling.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e16 MB onboard flash\u003c\/strong\u003e: store up to 31 Kickstart images on the board itself and switch between them in seconds.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSWITCHER from the Amiga\u003c\/strong\u003e: a small Amiga utility lets you pick the active Kickstart right from your machine, with no flashing tools and no extra hardware.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUSB mass storage workflow\u003c\/strong\u003e: plug the board into a host computer over USB and it mounts as a FAT drive. Drag in new Kickstart images, eject, plug it back into the Amiga.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCustom and diagnostic ROMs\u003c\/strong\u003e: works with official Kickstarts, patched builds, \u003ca href=\"https:\/\/www.diagrom.com\/\"\u003eDiagROM\u003c\/a\u003e and \u003ca href=\"https:\/\/emutos.sourceforge.io\/\"\u003eEmuTOS\u003c\/a\u003e, or any Kickstart-compatible image you can produce.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRP2350 bit-banged emulation\u003c\/strong\u003e: the Raspberry RP2350 and its PIO engines serve ROM cycles with the timing the Amiga expects.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat you can do with it\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eBoot Kickstart 1.2, 1.3, 2.04 or 3.1 from the same physical board, no chip swaps.\u003c\/li\u003e\n\u003cli\u003eKeep your original Kickstart chip safe on the shelf. Everything lives in flash on the board.\u003c\/li\u003e\n\u003cli\u003eDrop in DiagROM or EmuTOS to diagnose a sick Amiga or to play with open-source firmware.\u003c\/li\u003e\n\u003cli\u003eTest patched Kickstart builds before committing them to a real EPROM.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eInstallation\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003eOpen the Amiga and remove the RF shield to expose the Kickstart ROM area.\u003c\/li\u003e\n\u003cli\u003ePull the original Kickstart ROM if it is socketed, or fit a socket if it is currently soldered.\u003c\/li\u003e\n\u003cli\u003eSeat the Kickstart Multi ROM in the socket, respecting orientation. Pin 1 on the board lines up with pin 1 on the socket.\u003c\/li\u003e\n\u003cli\u003eClose the case and power on. The Amiga boots straight into the selected Kickstart, no external power required.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003cp\u003eIf your original Kickstart ROM is soldered, you will first need to desolder it and fit a socket once, which takes soldering skill and basic electronics experience. Step-by-step photos and troubleshooting tips live in the \u003ca href=\"https:\/\/docs.sidecartridge.com\/sidecartridge-kickstart\/\"\u003eKickstart Multi ROM documentation\u003c\/a\u003e and the \u003ca href=\"https:\/\/sidecartridge.com\/quickstart\/sidecartridge-kickstart-amiga\/\"\u003equickstart guide\u003c\/a\u003e.\u003c\/p\u003e\n\n\u003ch3\u003eCompatibility\u003c\/h3\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eAmiga model\u003c\/th\u003e\n\u003cth\u003eStatus\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eAmiga 500\u003c\/td\u003e\n\u003ctd\u003eFully supported\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAmiga 2000\u003c\/td\u003e\n\u003ctd\u003eFully supported\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAmiga 500+\u003c\/td\u003e\n\u003ctd\u003eSupported, with limitations\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAmiga 600\u003c\/td\u003e\n\u003ctd\u003eSupported, with limitations\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAmiga 1200\u003c\/td\u003e\n\u003ctd\u003eNot supported\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003eAbout the Amiga 500+ and Amiga 600: those motherboards can address 1 MB Kickstart ROMs, but the Kickstart Multi ROM only supports 512 KB ROM images. The hardware works, but the experience is limited. We leave it up to you to decide if that fits your use case. Check your motherboard model against the \u003ca href=\"https:\/\/docs.sidecartridge.com\/sidecartridge-kickstart\/compatibility\/\"\u003ecompatibility guide\u003c\/a\u003e before ordering.\u003c\/p\u003e\n\n\u003ch3\u003eROM images and sizes\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eSupports ROM images up to 512 KB, covering Kickstart 1.2 through 3.1 builds that fit in 512 KB plus most custom images. 1 MB Kickstart 3.x ROMs are out of scope.\u003c\/li\u003e\n\u003cli\u003eStores up to 31 images on the 16 MB onboard flash. Delete and replace them freely through USB mass storage and the SWITCHER tool.\u003c\/li\u003e\n\u003cli\u003eNo Kickstart ROMs are included. Kickstart is copyrighted material, so dump the ROM from your own Amiga or buy a \u003ca href=\"https:\/\/www.amigaforever.com\/plus\/\"\u003elegal copy\u003c\/a\u003e from an authorised vendor.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eKit content\u003c\/h3\u003e\n\u003cp\u003eThe kit contains:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eSidecarTridge ROM Emulator Board.\u003c\/li\u003e\n\u003cli\u003eSidecarTridge Amiga 500\/2000 Carrier Board, with the ROM Emulator Board soldered onto it.\u003c\/li\u003e\n\u003cli\u003eRESCUE cable and push button.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eYou will also need:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eA USB-C cable to connect the board to a computer for firmware updates and Kickstart transfers. You can buy a \u003ca href=\"https:\/\/store.sidecartridge.com\/products\/usb-c-male-to-usb-c-male-charging-and-sync-cable\"\u003eUSB-C to USB-C\u003c\/a\u003e or \u003ca href=\"https:\/\/store.sidecartridge.com\/products\/usb-c-male-to-usb-a-male-charging-and-sync-cable-usb-2-0\"\u003eUSB-A to USB-C\u003c\/a\u003e cable in our store if you do not own one.\u003c\/li\u003e\n\u003cli\u003eThe SWITCHER application, downloadable from our \u003ca href=\"https:\/\/sidecartridge.com\/downloads\/sidecartridge-kickstart-emulator-amiga\/\"\u003edownloads page\u003c\/a\u003e and also included inside the USB mass storage volume.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eGood to know\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eDesigned, tested and supported on Amiga 500 and 2000 machines in their original stock configuration. Memory expansions, CPU accelerators, custom logic replacements, bodge wires and aftermarket ROM adapters are out of scope and not covered by warranty. If your Amiga is modified, contact us before ordering.\u003c\/li\u003e\n\u003cli\u003eThis is a homebrew product for hobbyists who are comfortable opening the case to seat a ROM, or fitting a socket if the original Kickstart is soldered down. It is not a sealed appliance and it is not a plug-and-play upgrade for a stock Amiga with soldered ROMs.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eNew to the device? Follow the \u003ca href=\"https:\/\/sidecartridge.com\/quickstart\/sidecartridge-kickstart-amiga\/\"\u003equickstart guide\u003c\/a\u003e.\u003c\/p\u003e\n","brand":"SIDECARTRIDGE","offers":[{"title":"A500 - REV 3 and REV 5","offer_id":52723390218573,"sku":"SDCRT0043","price":54.9,"currency_code":"EUR","in_stock":false},{"title":"A500 - REV 6","offer_id":52723390251341,"sku":"SDCRT0044","price":54.9,"currency_code":"EUR","in_stock":false},{"title":"A2000 - REV 4.2 or earlier","offer_id":52780449628493,"sku":"SDCRT0045","price":54.9,"currency_code":"EUR","in_stock":false},{"title":"A2000 - REV 4.3. or newer","offer_id":53008961831245,"sku":"SDCRT0046","price":54.9,"currency_code":"EUR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0778\/3746\/7981\/files\/KICKSTART-A500-TOP.png?v=1762514792"},{"product_id":"acsi2stm-mini-hard-disk-for-atari-st-series","title":"ACSI2STM Mini Hard Disk for Atari ST series","description":"\u003ch3\u003emicroSD storage for your Atari ST in the smallest possible footprint\u003c\/h3\u003e\n\u003cp\u003eThe ACSI2STM Mini turns a microSD card into a fast, silent hard disk for any Atari with an ACSI port, on a 65 x 35 mm board with a built-in DB-19 connector. It is a derivative of the \u003ca href=\"https:\/\/github.com\/retro16\/acsi2stm\"\u003eACSI2STM open-source project by retro16\u003c\/a\u003e and runs the same firmware as the \u003ca href=\"https:\/\/store.sidecartridge.com\/products\/acsi2stm-hard-disk-for-atari-st-series\"\u003eACSI2STM Compact\u003c\/a\u003e, with the same GemDrive and ACSI operating modes. Order the board on its own or with a desk-ready 3D-printed enclosure.\u003c\/p\u003e\n\u003cp\u003eShips from Spain. For the Atari ST, STE, Mega ST and Mega STE.\u003c\/p\u003e\n\n\u003ch3\u003eKey features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e65 x 35 mm footprint\u003c\/strong\u003e: one of the smallest ACSI hard-disk emulators available. Sits flush against the Atari's ACSI port without dominating the desk or trailing cables across the setup.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDirect DB-19 connection\u003c\/strong\u003e: a built-in D-SUB DB-19 connector mates the board straight into the Atari ACSI port. No loose ribbon cables, no adapters, no flaky contacts on an aging port.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e4-layer PCB, premium microSD slots\u003c\/strong\u003e: the same upgraded 4-layer PCB as the Compact for clean signal integrity on electrically noisy machines, plus two high-quality push-eject microSD slots from the SidecarTridge Multi-device.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGemDrive mode, no drivers needed\u003c\/strong\u003e: format the microSD card with FAT16, FAT32 or ExFAT, drop in files from any modern PC, and the Atari sees them straight away. No Atari-side drivers, no extra partitioning.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eACSI mode for legacy software\u003c\/strong\u003e: emulates traditional ACSI hard drives with multiple partitions using Atari-compatible drivers, for full compatibility with classic software that expects a real hard disk.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUltraSatan-compatible RTC\u003c\/strong\u003e: an on-board real-time clock keeps the date right between cold boots when fed by a CR1220 or CR1225 lithium battery (not included).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFirmware upgrade from the Atari\u003c\/strong\u003e: future fixes and features land directly through the Atari itself via the firmware update utility. No JTAG, no programmer, no host PC required.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRefined oscillator circuit\u003c\/strong\u003e: the crystal oscillator circuit was recalibrated with updated capacitor values, fixing rare boot and startup issues present in the original design. Full technical detail in \u003ca href=\"https:\/\/github.com\/retro16\/acsi2stm\/issues\/58\"\u003ethe upstream issue thread\u003c\/a\u003e.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOptional desk-ready enclosure\u003c\/strong\u003e: order the board on its own or paired with a custom 3D-printed enclosure designed specifically for the Mini, for a clean look without firing up a 3D printer.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003ePick a kit\u003c\/h3\u003e\n\u003cp\u003eChoose the variant that fits your setup:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eACSI2STM Mini board only\u003c\/strong\u003e: board fully assembled and tested with the latest stable firmware preloaded, DB-19 connector factory-soldered. Bring your own enclosure or 3D-print one with the \u003ca href=\"https:\/\/www.printables.com\/model\/1554968-acsi2stm-mini-enclosure\"\u003ecommunity STL files\u003c\/a\u003e.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eACSI2STM Mini board + enclosure\u003c\/strong\u003e: everything in the board-only kit, plus a custom 3D-printed enclosure designed specifically for the Mini for a desk-ready setup.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eBoth kits ship with the latest stable firmware preloaded. You will still need a USB-C cable, a USB power source and a microSD card. The CR1220 or CR1225 RTC battery is optional.\u003c\/p\u003e\n\n\u003ch3\u003eInstallation overview\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003ePrepare a microSD card with FAT16, FAT32 or ExFAT for GemDrive mode, or with the appropriate Atari hard-disk driver image for ACSI mode.\u003c\/li\u003e\n\u003cli\u003eInsert the microSD card into one of the two slots on the board.\u003c\/li\u003e\n\u003cli\u003eConnect the Mini to the Atari ACSI port through the built-in DB-19 connector.\u003c\/li\u003e\n\u003cli\u003ePower the board with a USB-C cable plugged into a USB-C charger, a USB power bank, a host computer or a SidecarTridge Multi-device. The ACSI port does not deliver enough current to power the board.\u003c\/li\u003e\n\u003cli\u003ePower on the Atari. The microSD card shows up as a hard drive ready for use.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eFull documentation lives at \u003ca href=\"https:\/\/docs.sidecartridge.com\/acsi2stm-atari-st\/\"\u003edocs.sidecartridge.com\/acsi2stm-atari-st\u003c\/a\u003e.\u003c\/p\u003e\n\n\u003ch3\u003eCompatibility\u003c\/h3\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eAtari model\u003c\/th\u003e\n\u003cth\u003eStatus\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eAtari 520 STF \/ STFM\u003c\/td\u003e\n\u003ctd\u003eSupported\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAtari 1040 STF \/ STFM\u003c\/td\u003e\n\u003ctd\u003eSupported\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAtari STE \/ 1040 STE\u003c\/td\u003e\n\u003ctd\u003eSupported (Bad-DMA workaround via PIO mode if needed)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAtari Mega ST\u003c\/td\u003e\n\u003ctd\u003eSupported (external only)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAtari Mega STE\u003c\/td\u003e\n\u003ctd\u003eSupported (external ACSI port only)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAtari TT\u003c\/td\u003e\n\u003ctd\u003eNot supported\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAtari Falcon\u003c\/td\u003e\n\u003ctd\u003eNot supported\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003eThe Mini is an external device with a fixed DB-19 connector. It does not install inside a Mega ST or Mega STE. If you need an internal install with chaining or external LED support, pick the \u003ca href=\"https:\/\/store.sidecartridge.com\/products\/acsi2stm-hard-disk-for-atari-st-series\"\u003eACSI2STM Compact\u003c\/a\u003e. The PIO workaround for the Atari STE Bad-DMA issue is part of the firmware; the trade-off is slower transfers, full detail in the documentation.\u003c\/p\u003e\n\n\u003ch3\u003eMini or Compact?\u003c\/h3\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eFeature\u003c\/th\u003e\n\u003cth\u003eACSI2STM Mini\u003c\/th\u003e\n\u003cth\u003eACSI2STM Compact\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eAudience\u003c\/td\u003e\n\u003ctd\u003eUsers prioritising size and simplicity\u003c\/td\u003e\n\u003ctd\u003eUsers needing expansion and chaining\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003e65 mm x 35 mm\u003c\/td\u003e\n\u003ctd\u003e70 mm x 60 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePCB layers\u003c\/td\u003e\n\u003ctd\u003e4-layer\u003c\/td\u003e\n\u003ctd\u003e4-layer\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eACSI connector\u003c\/td\u003e\n\u003ctd\u003eIntegrated DB-19\u003c\/td\u003e\n\u003ctd\u003eIntegrated DB-19\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003emicroSD slots\u003c\/td\u003e\n\u003ctd\u003e2\u003c\/td\u003e\n\u003ctd\u003e3\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eReal-time clock\u003c\/td\u003e\n\u003ctd\u003eYes (CR1220 or CR1225)\u003c\/td\u003e\n\u003ctd\u003eYes (CR2032)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFirmware upgrade\u003c\/td\u003e\n\u003ctd\u003eFrom the Atari \/ serial\u003c\/td\u003e\n\u003ctd\u003eFrom the Atari \/ serial\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating modes\u003c\/td\u003e\n\u003ctd\u003eGemDrive and ACSI\u003c\/td\u003e\n\u003ctd\u003eGemDrive and ACSI\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower supply\u003c\/td\u003e\n\u003ctd\u003eUSB-C cable (not included)\u003c\/td\u003e\n\u003ctd\u003eUSB-C cable (not included)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEnclosure option\u003c\/td\u003e\n\u003ctd\u003eYes (3D-printed)\u003c\/td\u003e\n\u003ctd\u003eNo (community STL files)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIDC20 chaining\u003c\/td\u003e\n\u003ctd\u003eNo\u003c\/td\u003e\n\u003ctd\u003eYes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eExternal LED output\u003c\/td\u003e\n\u003ctd\u003eNo\u003c\/td\u003e\n\u003ctd\u003eYes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInternal Mega install\u003c\/td\u003e\n\u003ctd\u003eNo\u003c\/td\u003e\n\u003ctd\u003eYes (with riser kit)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eSpecs\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eMCU: STM32 family (ACSI2STM reference design).\u003c\/li\u003e\n\u003cli\u003eBoard size: 65 mm x 35 mm.\u003c\/li\u003e\n\u003cli\u003eInterface to Atari: D-SUB DB-19 connector, ACSI bus.\u003c\/li\u003e\n\u003cli\u003eStorage: two push-eject microSD slots, FAT16 \/ FAT32 \/ ExFAT (GemDrive) or Atari-formatted images (ACSI).\u003c\/li\u003e\n\u003cli\u003eOperating modes: GemDrive and ACSI.\u003c\/li\u003e\n\u003cli\u003eRTC: UltraSatan-compatible, CR1220 or CR1225 lithium battery (not included).\u003c\/li\u003e\n\u003cli\u003ePower: USB-C, 5V. No power is drawn from the ACSI port.\u003c\/li\u003e\n\u003cli\u003eFirmware: open-source, OTA upgrade from the Atari itself.\u003c\/li\u003e\n\u003cli\u003eEnclosure: optional custom 3D-printed enclosure, sold separately or as part of the board + enclosure kit.\u003c\/li\u003e\n\u003cli\u003eUpstream project: \u003ca href=\"https:\/\/github.com\/retro16\/acsi2stm\"\u003eretro16\/acsi2stm\u003c\/a\u003e, GNU License.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eGood to know\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eExternal device only. It does not install inside a Mega ST or Mega STE; for an internal install use the \u003ca href=\"https:\/\/store.sidecartridge.com\/products\/acsi2stm-hard-disk-for-atari-st-series\"\u003eACSI2STM Compact\u003c\/a\u003e with its riser kit.\u003c\/li\u003e\n\u003cli\u003eYou provide a USB-C cable, a USB power source and a microSD card. The RTC battery is optional.\u003c\/li\u003e\n\u003cli\u003eThis is homebrew for hobbyists comfortable copying files onto a microSD card and reading documentation. It runs out of the box, but it is not a sealed appliance.\u003c\/li\u003e\n\u003cli\u003eThe Mini runs upstream firmware. Bug reports and feature requests go on the \u003ca href=\"https:\/\/github.com\/retro16\/acsi2stm\"\u003eretro16\/acsi2stm GitHub repository\u003c\/a\u003e. SidecarTridge handles hardware-side support for the boards it sells.\u003c\/li\u003e\n\u003c\/ul\u003e\n","brand":"SIDECARTRIDGE","offers":[{"title":"Board","offer_id":53173987246413,"sku":"SDCRT0047","price":31.9,"currency_code":"EUR","in_stock":true},{"title":"Board + Enclosure","offer_id":53173987279181,"sku":"SDCRT0048","price":36.9,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0778\/3746\/7981\/files\/ACSI2STM-MINI-TOP.png?v=1768326136"},{"product_id":"external-usb-c-pd-psu-for-atari-st","title":"External USB-C PD PSU for Atari ST","description":"\u003ch3\u003eReplace the original Atari 520ST short power brick\u003c\/h3\u003e\n\u003cp\u003eThe SidecarTridge External USB-C PD PSU is a complete, fully assembled replacement for the original external brick that shipped with the early Atari 520ST short. A modern USB-C Power Delivery multi-rail board lives inside a custom resin enclosure with rubber feet, terminated through a professionally manufactured cable harness with a 7-pin DIN connector. Plug a USB-C PD charger into one end, plug the DIN into the back of your ST, and you get clean, regulated +5 V, +12 V and -12 V rails. Sized for the Atari ST family and any SidecarTridge add-ons hanging off it, and safer than running a 40-year-old brick with dried-out capacitors.\u003c\/p\u003e\n\u003cp\u003eShips fully assembled from Spain. For the Atari 520ST short only.\u003c\/p\u003e\n\n\u003ch3\u003eKey features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eFully external, no case opening\u003c\/strong\u003e: plug the brick into the ST and the USB-C PD charger into the brick. Nothing goes inside the computer. No soldering, no internal modifications.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUSB-C PD multi-rail output\u003c\/strong\u003e: independently regulated +5 V, +12 V and -12 V rails sized for early external-PSU Atari ST models and any expansion hanging off them.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePurpose-built for Atari rails\u003c\/strong\u003e: built around the proven SidecarTridge USB-C PD Multi-Rail board. No generic USB-C trigger boards or DIY PD adapters.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIntegrated +5 V USB-A output\u003c\/strong\u003e: a regulated +5 V USB-A port on the enclosure powers ACSI2STM, SatanDisk, Gotek and other accessories that cannot be powered from the ST internal lines.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePre-assembled 1 m harness\u003c\/strong\u003e: professionally manufactured cable harness, 1 meter long, JST VH 3.96 mm 6-pin on the PSU side, 7-pin DIN on the Atari side. Ready to plug.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eResin enclosure with rubber feet\u003c\/strong\u003e: custom white resin enclosure, precision manufactured, with pre-installed rubber feet to keep the brick from sliding off the desk.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat's in the kit\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eWhite resin enclosure, precision manufactured, with pre-installed rubber feet.\u003c\/li\u003e\n\u003cli\u003eSidecarTridge USB-C PD Multi-Rail board, pre-installed and fully wired.\u003c\/li\u003e\n\u003cli\u003e1 m cable harness: JST VH 3.96 mm 6-pin on the PSU side, 7-pin DIN on the Atari side.\u003c\/li\u003e\n\u003cli\u003e4 x M2 8 mm screws for the enclosure.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eEverything ships fully assembled and ready to use. You provide the USB-C PD charger and the USB-C cable.\u003c\/p\u003e\n\n\u003ch3\u003eInstallation\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003eGet a USB-C PD charger that meets the requirements below.\u003c\/li\u003e\n\u003cli\u003eUnplug the old Atari power brick from the wall and from the ST.\u003c\/li\u003e\n\u003cli\u003ePlug the new PSU into the ST via the 7-pin DIN connector.\u003c\/li\u003e\n\u003cli\u003ePlug the USB-C PD charger into the PSU and into the wall.\u003c\/li\u003e\n\u003cli\u003ePower on.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003cp\u003eNo case opening. No soldering. No internal modifications.\u003c\/p\u003e\n\n\u003ch3\u003eCompatibility\u003c\/h3\u003e\n\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eAtari model\u003c\/th\u003e\n\u003cth\u003eStatus\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eAtari 520ST short (motherboard C070115)\u003c\/td\u003e\n\u003ctd\u003eSupported\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAtari 520ST short (motherboard C070243)\u003c\/td\u003e\n\u003ctd\u003eSupported\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAtari 1040 STF, STFM, STE, Mega ST\u003c\/td\u003e\n\u003ctd\u003eNot supported. Use the \u003ca href=\"https:\/\/store.sidecartridge.com\/products\/usb-c-pd-multi-rail-power-supply-unit-for-atari-st-e-and-megast\"\u003eInternal USB-C PD PSU\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAtari Mega STE, TT, Falcon\u003c\/td\u003e\n\u003ctd\u003eNot supported\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003eIf you are not sure which board your 520ST has, check the silkscreen of the motherboard before ordering.\u003c\/p\u003e\n\n\u003ch3\u003eUSB-C PD charger requirements\u003c\/h3\u003e\n\u003cp\u003eYou bring your own charger. Pick a unit that meets all of the following:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePower\u003c\/strong\u003e: 45 W minimum.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStandard\u003c\/strong\u003e: USB-C PD 3.0 compliant. PD 3.1 chargers with Extended Power Range (EPR) may not negotiate correctly even when they advertise PD 3.0 fallback.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProfiles\u003c\/strong\u003e: must expose both 15 V and 20 V PD profiles. Chargers limited to QC-only or PPS-only are not supported.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCable\u003c\/strong\u003e: USB-C cable rated for 45 W or higher. Most USB-C PD cables qualify. You can grab one in our store: \u003ca href=\"https:\/\/store.sidecartridge.com\/products\/usb-c-male-to-usb-c-male-charging-and-sync-cable\"\u003eUSB-C to USB-C cable\u003c\/a\u003e.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eA vetted list of chargers known to work lives in the \u003ca href=\"https:\/\/docs.sidecartridge.com\/sidecartridge-usb-c-pd-psu\/\"\u003eUSB-C PD PSU documentation\u003c\/a\u003e.\u003c\/p\u003e\n\n\u003ch3\u003eSpecs\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eWeight: 250 g (assembled).\u003c\/li\u003e\n\u003cli\u003eEnclosure: white resin with pre-installed rubber feet.\u003c\/li\u003e\n\u003cli\u003eDC output: +5 V, +12 V, -12 V (Atari ST rails).\u003c\/li\u003e\n\u003cli\u003eAuxiliary output: regulated +5 V USB-A port on the enclosure.\u003c\/li\u003e\n\u003cli\u003eInput: USB-C PD 3.0, 45 W minimum, 15 V and 20 V profiles.\u003c\/li\u003e\n\u003cli\u003eAtari connector: 7-pin DIN, pre-terminated on the supplied 1 m harness.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eFrequently asked questions\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eWhich Atari models are supported?\u003c\/strong\u003e\u003cbr\u003e\nThe 520ST short (motherboard revisions C070115 and C070243), which shipped with an external power brick. For the 1040 STF, STFM, STE and Mega ST with an internal PSU bay, the right product is the \u003ca href=\"https:\/\/store.sidecartridge.com\/products\/usb-c-pd-multi-rail-power-supply-unit-for-atari-st-e-and-megast\"\u003eInternal USB-C PD PSU\u003c\/a\u003e. Mega STE, TT and Falcon are not supported.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat does the +5 V USB-A output do?\u003c\/strong\u003e\u003cbr\u003e\nThe enclosure exposes a regulated +5 V USB-A port that can power external storage like ACSI2STM, SatanDisk or Gotek without loading the ST internal rails. Keep an eye on total current so you do not exceed the PSU output.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCan the PSU harm my computer?\u003c\/strong\u003e\u003cbr\u003e\nThe PSU is sized for the Atari ST family rails and is safer than a 40-year-old brick running on dried-out capacitors. The risk is in the charger and cable you bring: stick to USB-C PD 3.0 from a reputable brand and a certified USB-C cable.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDo I need to open my Atari to install this?\u003c\/strong\u003e\u003cbr\u003e\nNo. This is a complete external replacement for the original brick. Unplug the old brick, plug this in, done.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDo I need any tools?\u003c\/strong\u003e\u003cbr\u003e\nNo. The cable harness is pre-terminated and the enclosure is pre-assembled. Just a USB-C PD charger and a USB-C cable.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat USB-C PD power adapter do I need?\u003c\/strong\u003e\u003cbr\u003e\nA 45 W USB-C PD 3.0 charger with both 15 V and 20 V profiles, plus a certified USB-C cable. Most modern laptop and tablet chargers from reputable brands meet these requirements. A vetted list of \u003ca href=\"https:\/\/docs.sidecartridge.com\/sidecartridge-usb-c-pd-psu\/\"\u003etested chargers lives in the docs\u003c\/a\u003e.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCan you recommend a specific charger?\u003c\/strong\u003e\u003cbr\u003e\nAs a supporter of European brands, the \u003ca href=\"https:\/\/www.raspberrypi.com\/products\/45w-power-supply\/\"\u003eRaspberry Pi 45 W USB-C Power Supply\u003c\/a\u003e is a verified, affordable option that meets every requirement. Any laptop-class USB-C PD charger from a reputable brand that supports the 15 V and 20 V profiles and delivers at least 45 W should also work.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDoes it run on PD 3.1 chargers?\u003c\/strong\u003e\u003cbr\u003e\nSome PD 3.1 chargers with Extended Power Range (EPR) do not negotiate correctly with this board even when they advertise PD 3.0 fallback. Stick to PD 3.0 chargers from the tested list when in doubt.\u003c\/p\u003e\n\n\u003ch3\u003eGood to know\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eDrop-in replacement for the original Atari 520ST short external brick. For any Atari with an internal PSU bay, use the \u003ca href=\"https:\/\/store.sidecartridge.com\/products\/usb-c-pd-multi-rail-power-supply-unit-for-atari-st-e-and-megast\"\u003eInternal USB-C PD PSU\u003c\/a\u003e instead.\u003c\/li\u003e\n\u003cli\u003eHomebrew product built for hobbyists, not a sealed appliance.\u003c\/li\u003e\n\u003cli\u003eYou provide the USB-C PD charger and a 45 W-rated \u003ca href=\"https:\/\/store.sidecartridge.com\/products\/usb-c-male-to-usb-c-male-charging-and-sync-cable\"\u003eUSB-C to USB-C cable\u003c\/a\u003e.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eCertifications and compliance\u003c\/h3\u003e\n\u003cp\u003eThis product is built around the SidecarTridge USB-C PD Multi-Rail power board, which has been assessed for European (CE) and UK (UKCA) conformity. Official Declarations of Conformity and EMC Assessment reports (USBC-PD-PSU REV1.1.0) are available in the \u003ca href=\"https:\/\/docs.sidecartridge.com\/sidecartridge-usb-c-pd-psu\/\"\u003edocumentation\u003c\/a\u003e.\u003c\/p\u003e\n","brand":"SIDECARTRIDGE","offers":[{"title":"External USB-C PSU with resin enclosure","offer_id":53441925775693,"sku":"SDCRT0049","price":49.0,"currency_code":"EUR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0778\/3746\/7981\/files\/EXTERNAL-USB-C-PD-PSU-PERSPECTIVE_c930e5d8-90e6-402f-b062-c73ac0a09d1a.png?v=1782844312"},{"product_id":"st2vga-enhanced-active-vga-adapter-for-atari-st-ste-mega-st-mega-ste","title":"ST2VGA Enhanced – Active VGA Adapter for Atari ST\/STE\/Mega ST\/Mega STE","description":"\u003ch3\u003eActive VGA adapter for early Atari ST or machines with weak video output\u003c\/h3\u003e\n\u003cp\u003eThe ST2VGA Enhanced Adapter is the active sibling of the ST2VGA family. It plugs into the Atari monitor port and runs the RGB lines through a dedicated quad video amplifier, an analog low-pass filter and buffered outputs before they reach the VGA cable. The result is a stronger and cleaner image on machines that struggle with a passive adapter: early Atari ST boards without a +12 V rail on the video port, machines with weak or noisy color output, displays prone to vertical jailbars and long-cable setups that fail to lock on the signal. Powered by a 5 V micro-USB supply, so it works on Ataris that cannot feed a passive adapter at all.\u003c\/p\u003e\n\u003cp\u003eShips from Spain. For the Atari ST, STE, Mega ST and Mega STE.\u003c\/p\u003e\n\n\u003ch3\u003eKey features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eActive quad RGB amplifier\u003c\/strong\u003e: a dedicated quad video amplifier boosts weak Atari analog color levels to a strong, consistent range before the monitor sees them.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAnalog low-pass filtering\u003c\/strong\u003e: removes high-frequency noise outside the useful video bandwidth. Smoother colors, cleaner edges, less shimmer on modern LCDs.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBuffered RGB outputs\u003c\/strong\u003e: isolates the Atari video circuitry from the VGA cable and monitor input. Better signal stability with long cables and picky LCD inputs.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eJailbar reduction\u003c\/strong\u003e: the buffered and filtered output reduces, and on many machines eliminates, the vertical jailbar pattern produced by digital noise coupling into the analog RGB lines.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWorks on early ST without +12 V\u003c\/strong\u003e: external 5 V micro-USB power means the adapter does not rely on the Atari +12 V rail. The right pick for very early Atari ST boards that do not expose +12 V on the monitor connector.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eColor and mono slide switch\u003c\/strong\u003e: a slide switch toggles between color modes (ST Low and Medium) and mono mode (ST High) on the fly. No software, no jumpers.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eSame practical ST2VGA concept\u003c\/h3\u003e\n\u003cp\u003eDespite the added electronics, the Enhanced keeps the same practical concept: direct connection to the Atari monitor port, VGA output for compatible multisync monitors, support for Atari color and mono modes, and original Atari video timings preserved with no scan doubling or scaling. The classic Atari look and timing remain intact, while the analog signal path is improved.\u003c\/p\u003e\n\n\u003ch3\u003eChoose the right ST2VGA\u003c\/h3\u003e\n\u003cp\u003eTwo adapters, same family, different jobs. Pick the one that fits your machine.\u003c\/p\u003e\n\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eModel\u003c\/th\u003e\n\u003cth\u003eBest for\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\u003cstrong\u003eST2VGA Enhanced Adapter\u003c\/strong\u003e (this product)\u003c\/td\u003e\n\u003ctd\u003eEarly Atari ST with no +12 V on the video port, visible jailbars, ringing or color noise, long VGA cables or picky LCD inputs that fail to lock, or a restoration where you want the cleanest possible image. Powered over micro-USB.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\u003cstrong\u003e\u003ca href=\"https:\/\/store.sidecartridge.com\/products\/st2vga-adapter-atari-st-ste-mega-st-mega-ste-vga-converter\"\u003eST2VGA Adapter\u003c\/a\u003e\u003c\/strong\u003e (passive)\u003c\/td\u003e\n\u003ctd\u003eHealthy Atari ST, STE or Mega ST with a clean video output and +12 V on the monitor port. Cheaper, no extra power, for machines that do not need active conditioning.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eInstallation\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003ePlug the adapter into the Atari monitor port.\u003c\/li\u003e\n\u003cli\u003eConnect a 5 V micro-USB charger to power the adapter.\u003c\/li\u003e\n\u003cli\u003ePlug a standard VGA cable into a multisync monitor.\u003c\/li\u003e\n\u003cli\u003eSet the slide switch to color or mono, then power on.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003cp\u003eNo soldering, no modifications, no tools.\u003c\/p\u003e\n\n\u003ch3\u003eMonitor compatibility\u003c\/h3\u003e\n\u003cp\u003eThe Enhanced preserves the original Atari scan frequencies and does not perform scan conversion or scaling, so a compatible monitor is still required. Color modes (ST Low and ST Medium) require a VGA monitor that accepts a 15 kHz horizontal sync signal. Mono mode (ST High) works on any standard VGA monitor. The \u003ca href=\"http:\/\/15khz.wikidot.com\/\"\u003e15 kHz reference list\u003c\/a\u003e is the most practical starting point if you are unsure about a monitor.\u003c\/p\u003e\n\n\u003ch3\u003eSpecs\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eWeight: under 50 g.\u003c\/li\u003e\n\u003cli\u003eDimensions: approximately 38 mm x 45 mm x 36 mm.\u003c\/li\u003e\n\u003cli\u003ePower: external 5 V via micro-USB.\u003c\/li\u003e\n\u003cli\u003eAtari connector: DB-13W3 (Atari monitor port).\u003c\/li\u003e\n\u003cli\u003eOutput: VGA-compatible (multisync monitor required for color modes).\u003c\/li\u003e\n\u003cli\u003eAudio: 3.5 mm stereo jack (mono routed to both channels).\u003c\/li\u003e\n\u003cli\u003eActive stage: quad video amplifier with analog low-pass filtering and buffered outputs.\u003c\/li\u003e\n\u003cli\u003eHorizontal sync: 15 kHz (ST Low and Medium), 31 kHz (ST High).\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eFrequently asked questions\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eWhat is the difference between ST2VGA and ST2VGA Enhanced?\u003c\/strong\u003e\u003cbr\u003e\nThe passive \u003ca href=\"https:\/\/store.sidecartridge.com\/products\/st2vga-adapter-atari-st-ste-mega-st-mega-ste-vga-converter\"\u003eST2VGA Adapter\u003c\/a\u003e is the right pick for machines whose video output is already strong and stable. The Enhanced version adds an active RGB amplifier, analog low-pass filtering and buffered outputs, so it is better suited for early Atari ST boards, machines with weak or noisy signals, jailbar-prone hardware and long-cable setups.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIs the ST2VGA Enhanced useful for very early Atari ST machines?\u003c\/strong\u003e\u003cbr\u003e\nYes. It is especially useful for older Atari ST boards that do not expose +12 V on the monitor port, since the adapter carries its own external 5 V supply over micro-USB.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIs there a 3D printable enclosure?\u003c\/strong\u003e\u003cbr\u003e\nYes. Enclosure files and links for the ST2VGA family live in the \u003ca href=\"https:\/\/docs.sidecartridge.com\/st2vga-family\/cases\/\"\u003eST2VGA family enclosures page\u003c\/a\u003e.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCan this damage my Atari?\u003c\/strong\u003e\u003cbr\u003e\nNo. The adapter is electrically safe and isolates the Atari video circuitry from the VGA cable through its buffered output stage.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDoes this device upscale or scan-double the picture?\u003c\/strong\u003e\u003cbr\u003e\nNo. The Enhanced adapter preserves the original Atari timings and scan frequencies. A 15 kHz-capable VGA monitor is still required for color modes.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHow do I switch between video modes?\u003c\/strong\u003e\u003cbr\u003e\nA slide switch on top of the adapter toggles between color modes (ST Low and Medium) and mono mode (ST High) on the fly. No software needed.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDoes the Enhanced really get rid of jailbars?\u003c\/strong\u003e\u003cbr\u003e\nOn most machines, yes. The buffered output isolates the RGB lines from the monitor input, and the filtering removes the high-frequency components that show up as the vertical bar pattern on modern LCDs. In the most extreme cases the artifact is heavily reduced rather than eliminated, but the picture is always noticeably cleaner than with a passive adapter.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhy does the Enhanced version need external power?\u003c\/strong\u003e\u003cbr\u003e\nThe integrated video amplifier and buffering stage need a stable 5 V supply to operate correctly. They live outside the Atari video circuitry on purpose, so they cannot draw power from the monitor port.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIs a power supply included?\u003c\/strong\u003e\u003cbr\u003e\nNo. The Enhanced adapter ships without a power supply. You provide a reliable, well-regulated 5 V micro-USB charger and a good-quality cable.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHow is audio handled?\u003c\/strong\u003e\u003cbr\u003e\nThe adapter includes a 3.5 mm audio jack. The Atari mono audio signal is duplicated on both left and right channels for easy connection to speakers, amps, capture devices or headphones.\u003c\/p\u003e\n\n\u003ch3\u003eGood to know\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eActive adapter, powered by a 5 V micro-USB charger (not included). For color modes you need a 15 kHz-capable multisync monitor.\u003c\/li\u003e\n\u003cli\u003eIf your Atari already produces a strong, clean signal and exposes +12 V on the video port, the passive \u003ca href=\"https:\/\/store.sidecartridge.com\/products\/st2vga-adapter-atari-st-ste-mega-st-mega-ste-vga-converter\"\u003eST2VGA Adapter\u003c\/a\u003e is cheaper and enough.\u003c\/li\u003e\n\u003cli\u003eHomebrew product built for hobbyists, not a sealed appliance.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eCertifications and compliance\u003c\/h3\u003e\n\u003cp\u003eThis product has been assessed for European (CE) and UK (UKCA) conformity. Official Declarations of Conformity and EMC Assessment reports are available for ST2VGA-ENHANCED REV1.0.0: \u003ca href=\"https:\/\/docs.sidecartridge.com\/certifications\/EU-ST2VGA-ENHANCED-REV1.0.0-DECLARATION-OF-CONFORMITY\/EU-ST2VGA-ENHANCED-REV1.0.0-DECLARATION-OF-CONFORMITY.pdf\"\u003eEU \/ CE Declaration of Conformity\u003c\/a\u003e and \u003ca href=\"https:\/\/docs.sidecartridge.com\/certifications\/UK-ST2VGA-ENHANCED-REV1.0.0-DECLARATION-OF-CONFORMITY\/UK-ST2VGA-ENHANCED-REV1.0.0-DECLARATION-OF-CONFORMITY.pdf\"\u003eUK \/ UKCA Declaration of Conformity\u003c\/a\u003e.\u003c\/p\u003e\n","brand":"SIDECARTRIDGE","offers":[{"title":"Default Title","offer_id":53498716094797,"sku":"SDCRT0050","price":30.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0778\/3746\/7981\/files\/ST2VGA-ENHANCED-V1-FRONT.png?v=1772997014"},{"product_id":"sidecartridge®-256kb-decoder-for-mega-st","title":"SidecarTridge® 256KB Decoder for Mega ST","description":"\u003ch3\u003eAdd 256 KB TOS support to your Mega ST, solderless\u003c\/h3\u003e\n\u003cp\u003eThe SidecarTridge 256KB Decoder upgrades an Atari Mega ST to fully support 256 KB TOS images without modifying the original motherboard ROM configuration. It is a dedicated expansion board for Mega ST systems that works together with an existing SidecarTridge TOS Emulator. The board installs completely solderless through the Mega ST MEGABUS connector and transparently generates the additional address decoding and chip-enable signals required for 256 KB ROM operation.\u003c\/p\u003e\n\u003cp\u003eThis is the decoder board on its own, for owners who already run a SidecarTridge TOS Emulator on a Mega ST carrier board revision 4 or newer. Do not have the TOS Emulator yet? Get the full \u003ca href=\"https:\/\/store.sidecartridge.com\/products\/256kb-decoder-tos-emulator-for-atari-st-megast\"\u003e256KB Decoder + TOS Emulator Combo\u003c\/a\u003e instead.\u003c\/p\u003e\n\n\u003ch3\u003eFeatures\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eFully solderless installation through the Mega ST MEGABUS connector.\u003c\/li\u003e\n\u003cli\u003eAdds native 256 KB ROM decoding support to Atari Mega ST computers.\u003c\/li\u003e\n\u003cli\u003eWorks with 192 KB and 256 KB TOS images.\u003c\/li\u003e\n\u003cli\u003eLoads TOS 1.00 to 1.04, KAOS, TOS 2.06, SuperTOS 2.06, custom TOS 2.16 and EmuTOS in both 192 KB and 256 KB builds. Please note that TOS 1.06, 1.62 and 2.05 decode correctly but still do not run on Mega ST hardware, so they are not usable on this machine.\u003c\/li\u003e\n\u003cli\u003eNo modifications required to the original motherboard ROM sockets.\u003c\/li\u003e\n\u003cli\u003eCompatible with systems fitted with the stock Atari Blitter board.\u003c\/li\u003e\n\u003cli\u003eTransparent ROM address mapping for maximum software compatibility.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat the decoder does\u003c\/h3\u003e\n\u003cp\u003eThe Atari Mega ST was originally designed around smaller ROM configurations and does not natively support the later 256 KB TOS layouts used by the Mega STe and other enhanced systems. The SidecarTridge 256KB Decoder solves this by generating the missing address lines and ROM select logic required by modern 256 KB TOS images. Once installed, the Mega ST can access larger ROM layouts exactly as if the machine had native support for them, while the original machine stays fully reversible and unmodified.\u003c\/p\u003e\n\n\u003ch3\u003eInstallation\u003c\/h3\u003e\n\u003cp\u003eInstallation is simple and requires no soldering:\u003c\/p\u003e\n\u003col\u003e\n\u003cli\u003eOpen the Mega ST and expose the MEGABUS connector.\u003c\/li\u003e\n\u003cli\u003eInsert the 256KB Decoder into the MEGABUS slot.\u003c\/li\u003e\n\u003cli\u003eConnect the included 6-pin flat cable or FFC to the SidecarTridge carrier board.\u003c\/li\u003e\n\u003cli\u003eReassemble the system and boot normally.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003cp\u003eThe decoder is designed to coexist with standard Mega ST hardware, including machines equipped with the stock Atari Blitter board. Full illustrated steps live in the \u003ca href=\"https:\/\/docs.sidecartridge.com\/sidecartridge-tos-256kb-decoder\/hardware-installation\/\"\u003ehardware installation guide\u003c\/a\u003e.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eImportant: if your TOS Emulator carrier board is revision 2.x or 3.x and does not include the IC labeled MUX on the left side of the connectors, read the \u003ca href=\"https:\/\/docs.sidecartridge.com\/sidecartridge-tos-256kb-decoder\/upgrade-carrier-board\/\"\u003eUpgrading an older Mega ST carrier board guide\u003c\/a\u003e before continuing.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003ch3\u003eCompatibility\u003c\/h3\u003e\n\u003cp\u003eSupported exclusively on Atari Mega ST systems using a SidecarTridge Mega ST carrier board revision 4 or newer. Compatible motherboard revisions:\u003c\/p\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eMega ST motherboard\u003c\/th\u003e\n\u003cth\u003eStatus\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eC100167-001 Rev. 4.0\u003c\/td\u003e\n\u003ctd\u003eSupported\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eC100167-001 Rev. B\u003c\/td\u003e\n\u003ctd\u003eSupported\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eC100167-001 Rev. 5.0\u003c\/td\u003e\n\u003ctd\u003eSupported\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eC100501-001\u003c\/td\u003e\n\u003ctd\u003eSupported\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eC103277 Rev. 2.2\u003c\/td\u003e\n\u003ctd\u003eSupported\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eC103544-001\u003c\/td\u003e\n\u003ctd\u003eSupported\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003ePackage contents\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eSidecarTridge 256KB Decoder board.\u003c\/li\u003e\n\u003cli\u003e6-pin flat interconnect cable or 6-pin flexible flat cable (FFC).\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eRequirements\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eAn existing SidecarTridge TOS Emulator setup on a Mega ST carrier board revision 4 or newer.\u003c\/li\u003e\n\u003cli\u003eAn Atari Mega ST computer.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eGood to know\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eMega ST only. This decoder does not apply to ST, STM, STF, STFM, STE or Mega STE machines.\u003c\/li\u003e\n\u003cli\u003eDesigned, tested and supported on Atari Mega ST machines in their original stock configuration. The standard Atari Blitter patch is the only supported modification. Memory expansions, CPU accelerators, custom logic replacements, bodge wires and aftermarket ROM adapters are out of scope and not covered by warranty. If your Mega ST is modified, contact us before ordering.\u003c\/li\u003e\n\u003cli\u003eTOS is copyrighted material. You should own a legal copy before using it with the board. EmuTOS is free.\u003c\/li\u003e\n\u003c\/ul\u003e\n","brand":"SIDECARTRIDGE","offers":[{"title":"For REV 4.0.0","offer_id":53987413229901,"sku":"SDCRT0030","price":14.0,"currency_code":"EUR","in_stock":true},{"title":"For REV from 2.1.0 to 4.0.0","offer_id":53987413262669,"sku":"SDCRT0032","price":14.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0778\/3746\/7981\/files\/256KB-DECODER-BOARD-MEGABUS-TOP-WITH-CABLE.png?v=1779815989"}],"url":"https:\/\/store.sidecartridge.com\/collections\/front-page.oembed?page=2","provider":"SidecarTridge","version":"1.0","type":"link"}