Introduction

This page contains some original designs for hardware add-ons for the Amiga.

CD1200 I/O card

An A1200 clockport card designed for Peter Gordon's CD1200 project.

 24 bit I/O Port

A design using the Intel 8255 to give 24 digital I/O pins via the parallel port.

A1200 Serial Port

A Public domain design for the A1200 Clock port, which provides a 250,000 BPS serial port.

Audio Mixer

This is an active (amplified) Audio mixer for mixing CD and Amiga audio and is capable of driving a pair of small speakers or linking to another amplifier.

A500/CDTV clockport adaptor

An adaptor to allow the A500/CDTV/A2000 to take A1200 clockport cards. Schematic online.

Amiga ATX Power supply adaptor

PC Floppy drive adaptor

Basic interface circuits. For those of you designing your own gadgets, I will provide some proven interface circuits.

By Ian Stedman

Updated 02 May 2011