Repair articles, hacks, upgrades and schematics for Commodore computers.

Control and embedded systems programming with the C programming language. How to read schematics and understand the effects of programming.

Technical information concerning ZX Spectrum and ZX81, including instruction and service manuals, layouts and schematics.

Features programming a Complex Programmable Logic Device (CPLD) using the Lattice ispDesignEXPERT Starter-kit with an development board, the ispDesignEXPERT software to design in ABEL and with schematics.

Finger Lakes Engineering provides software development, enclosure design, schematic capture, layout, routing, and prototype assembly services. These services allow turn-key development of a wide variety of custom design projects to meet a range of client needs.

Directions and schematics on how to build an Atari to PC joystick interface.

ZX81 ZX80 ZX97 build it yourself schematics and layouts

Details of the Acorn Microcomputer, later called the Acorn System 1, including an introduction, documentation, pictures, schematics, and specifications.

Muso's Oric site has technical information and user group details. The Oric site with information on software, books for the Oric and Oric magazines.

A UK-based company which has specialised in the rapid design and development of custom software and electronic hardware for over 19 years