Tag: printer emulation

2 matching upgrades

Showing 2 products.

Status Product What it does Compatibility Links

Status	Product	What it does	Compatibility	Links
AvailableChecked Jul 27, 2026	RAD Expansion Unitby Frenetic reu georam ram expansion raspberry pi cartridge iec disk emulation printer emulation open hardware	Uses a Raspberry Pi cartridge to emulate up to 16 MB of REU memory or up to 4 MB of GeoRAM-compatible memory on a C64 or C128. Retrobit listed five assembled cartridge boards with cases at PLN 93.50 on 2026-07-27. A Raspberry Pi Zero 2 W and microSD card are not included. The upstream project describes RAD as a playground for new features and documents machine-dependent timing and power limitations. Sources RAD project repository Retrobit RAD product page	Commodore 64 Exact model Commodore 128 Exact model	Buy the assembled RAD cartridge RAD project, documentation, and fabrication files
Sold outChecked Jul 27, 2026	TBA SIO2PCby The Brewing Academy sio disk emulation printer emulation usb respeqt modern host	Connects an Atari 8-bit computer to a modern Mac or Windows computer for disk, cassette, modem, printer, and file-transfer emulation. The Atari 8-bit collection marked all versions sold out on 2026-07-24. Dual-SIO versions can sit within an SIO chain; single-SIO versions must be at the end or on a splitter. All listed versions include a printed case and an 8 GB microSD card, but need a separate Micro-USB host cable and a Mac or Windows computer. Windows may also need a UART driver. Sources The Brewing Academy SIO2PC page RespeQt project repository The Brewing Academy Atari 8-bit collection	Atari 400 Exact model Atari 800 Exact model Atari 600XL Stated family Atari 800XL Stated family Atari 1200XL Stated family	The Brewing Academy SIO2PC page RespeQt host software

AvailableChecked Jul 27, 2026

RAD Expansion Unitby Frenetic

Uses a Raspberry Pi cartridge to emulate up to 16 MB of REU memory or up to 4 MB of GeoRAM-compatible memory on a C64 or C128.

Retrobit listed five assembled cartridge boards with cases at PLN 93.50 on 2026-07-27. A Raspberry Pi Zero 2 W and microSD card are not included. The upstream project describes RAD as a playground for new features and documents machine-dependent timing and power limitations.

Sources

Commodore 64 Exact model
Commodore 128 Exact model

Buy the assembled RAD cartridge RAD project, documentation, and fabrication files

Sold outChecked Jul 27, 2026

TBA SIO2PCby The Brewing Academy

Connects an Atari 8-bit computer to a modern Mac or Windows computer for disk, cassette, modem, printer, and file-transfer emulation.

The Atari 8-bit collection marked all versions sold out on 2026-07-24. Dual-SIO versions can sit within an SIO chain; single-SIO versions must be at the end or on a splitter. All listed versions include a printed case and an 8 GB microSD card, but need a separate Micro-USB host cable and a Mac or Windows computer. Windows may also need a UART driver.

Sources

Atari 400 Exact model
Atari 800 Exact model
Atari 600XL Stated family
Atari 800XL Stated family
Atari 1200XL Stated family

The Brewing Academy SIO2PC page RespeQt host software