Acorn Electron Plus 1 Expansion Unit

The Acorn Plus 1 expansion unit plugged in to the Acorn Electron and provided:

  • Two cartridge slots
  • Parallel printer port
  • Analog input socket with four 8-bit analog-to-digital channels for joysticks, paddles, measurement equipment, etc.
Many other Electron expansion modules required cartridge slots so the Plus 1 was an essential upgrade.

Our Plus 1 is in it's original polystyrene with manual.


Date : 1984

Manufacturer : Acorn

This exhibit has a reference ID of CH32447. Please quote this reference ID in any communication with the Centre for Computing History.

Scan of Document: Acorn Electron Plus 1 Expansion Unit

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