Chris Tersteeg

z80-cmos-nmos-tester. Z80 CPU tester PCB

smartportsd. Various PCB and case designs of the SmartPortSD hard disk emulator for Apple II computers.

zx-spectrum-cases. 3D printable cases I've designed for various Sinclair ZX Spectrum clones.

fujinet-devkit-shield. FujiNet compatible hardware that allows you to build your own using all THT components and an Espressif devkit board.

Tandy-Color-Computer-Multi-Pak. Respin of the Tandy 26-3024 Multi-Pak (MPI) for the DIY builder.

Ferguson-Big-Board-Reproduction. Reproduction PCB of the Ferguson "Big Board" Z80 SBC from 1980

ti99-joystick-adapter. TI-99/4A joystick adapter allowing for the use of two standard Atari style DB9 joysticks

fujinet-appleii-hardware. Hardware variants for the Apple II FujiNet platform (FujiApple)

OpenFlops-Ferguson. OpenFlops PCB variant for the Ferguson Big Board 50 pin 8" floppy connector

rx02-emulator-mega-shield. Arduino Mega2560 shield with buttons and LCD for AK6DN's DEC RX02 emulator code

coleco-adam-ade-pro-shield. Coleco Adam ADE Pro compatible shield using an Arduino Mega2560

Coco-FujiNet. Repo for early testing of FujiNet PCB's for the Tandy Color Computer

joy-esd-v2. ESD Protection for Atari/Commodore Joystick Ports

sbc6120-mini-front-panel. Mini front panel option for the SBC6210

tapecart-sd-vertical. Vertical SMD PCB design and 3D printable case of the TapeCart SD for the Commodore 64

rx02-mega2560-pro. Mega2560 Pro Embed version that runs AK6DN's DEC RX02 emulator code

smartportsd-smd. SMD version of the SmartPort SD Apple II disk emulator

Apple-68k-FujiNet. Repo for early testing of FujiNet PCB's for 68k Apple Macs

jedimatt42-ti99-sideport-32k-case. 3D printable case for Jedimatt's Sideport 32K memory expansion for the TI-99/4A.

ferguson-ps2-keyboard-adapter. PS/2 to parallel keyboard adapter designed to plug into the 26 pin header of a Ferguson Big Board Z80 SBC

fujinet-adam-hardware. FujiNet compatible PCB designs for the Coleco ADAM

Apple-II-HXC-Gotek-Adapter. HxC Gotek Floppy Emulator to Apple II Adapter PCB

Xerox-820-Projects. Various PCB's and info for the Xerox 820 computer

zx-spectrum-128-keyboards. Work in progress...

FujiApple-Rev00-Case. 3D printable case for the Apple II FujiNet (FujiApple) Rev00 board.

tzxduino-reloaded-v1.4-enclosure. 3D printable enclosure for arananet's TZXDuino Reloaded v1.4 PCB

MFM-Emulator-J7-LED-Board. LED board for the J7 expansion connector on David Gesswein's MFM emulator.

Atmel-ATF15XX-Programming-Hardware. Programmer and PLCC adapter boards for the Atmel ATF15XX family CPLD's. Adapter boards are also compatible with older Altera Max7000's devices with similar pinouts.

MCE2VGA-case. 3D printable case for the MCE2VGA video converter v2.0 PCB

retroconnector-joystick-shield-rev2-case. 3D printable snap fit case for the Rev 2 joystick shield available from RetroConnector.

sbc6120-rbc-mounting-plate. 3D printable mounting plate for the SBC6120 RBC Edition

40p-ide-to-44p-dom.

retro-elf-front-panel. PCB front panel for Dave Runkle's Retro Elf project.

coleco-adam-ade-pro-embed-shield. Pro "Mini" version of the Coleco Adam ADE using an Arduino Mega2560 Pro Embed and 0.91" OLED display