Brett Hallen

Amstrad-CPC. Amstrad CPC related projects

SEGA. Sega-related projects (Mark III, Saturn)

Commodore_VIC20. Hardware & information for the VIC-20

Sinclair. Projects for Sinclair computers (ZX80, ZX81, TS1000, TS1500, TS2068, Spectrum and clones)

Amstrad_PPC_Internal_Expansion. Internal CF interface for the Amstrad PPC512/640

Alice_MC10. Projects for Matra Alice & Tandy TRS-80 MC-10

Osborne_1. Osborne 1 related stuff

Vector-06C. Information about the 8080 computer from Moldova.

Elektronika-MK52-Calculator. Information about the Soviet programmable calculator.

Compucorp-324G-Scientist. Information about the Compucorp 320-Series calculator.

NTS_DreamWriter_325. Information about the NTS DreamWriter 325

Exelvision. Exelvision hardware projects

Conversion_Boards. Various boards to convert from one chip to another

Nintendo-Famicom. Information regarding the Nintendo Family Computer

MicroProfessor. The Multitech (Acer) MicroProfessor MPF range of computers.

ISA_Breakout. Breakout board to simplify connecting an ISA card to a logic analyser.

SMQD_Converter. Idea to use SMD crystals for legacy through hole

Atari. Projects for the Atari 2600 & 400/800

Cidco-Mailstation.

Husky_Computers.

pc-sprint. The PC-SPRINT 8088 PC Accelerator Board by Doug Severson

Grundy_NewBrain. Information about the Grundy NewBrain

Nafanya. Hardware projects for the Nafanya ZX Spectrum Clone

Easy-Add-on-Projects-for-Amstrad-CPC. Hardware projects from the book by Owen Bishop.

UMPK-R_Computer. Information about the Soviet Ukrainian computer

CPC_PICOROM_PLUS. Amstrad CPC Plus version of the CPC PICROM

Nixdorf-LK-3000. Information about the Nixdorf LK-3000 personal computer

Poisk_1. Information about the Ukrainian SSR IBM PC/XT compatible

ZX_Spectrum_Clone_Projects. Hardware projects & information for Sinclair ZX Spectrum clone computers

Router-Rebooter. Simple device to reboot my router when the broadband stops working.

Atari_Joypad_2_Button. Simple two-button joypad using Atari pinout