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Oak Solutions A3000 Internal Expansion Option B

Syscom Products A3000 internal Expansion mini-podule was badged and sold by a number of companies including Oak and FocusIT. There was a range of 3 internal expansions for the A3000 which replicated the I/O ports on the BBC Micro. The 3 mini-podules are:

  • Option A User port only.
  • Option B User and Analogue ports.
  • Option C 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. 

This is Option B. 

Date : 1st January 1991

Manufacturer : Oak Solutions

Physical Description : Expansion board

This exhibit has a reference ID of CH48134. Please quote this reference ID in any communication with the Centre for Computing History.

Scan of Document: Oak Solutions A3000 Internal Expansion Option B

Click on the Image For Detail

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