Oak Solutions A3000 Internal Expansion Option C
An internal expansion for the A3000 which replicated the I/O ports on the BBC Micro. There was a range of 3 internal expansions this is Option C. It features User and Analogue ports and disc buffer to allow connection of additional, external, floppy disc drives.
The user port uses an R6522AP Peripheral Interface Adapter. The Analogue port uses an NEC D7002C Analogue/Digital Converter
Date : 1st January 1991
Manufacturer : Oak Solutions
This exhibit has a reference ID of CH47619. Please quote this reference ID in any communication with the Centre for Computing History.