Maplin ZX81 Talk Back GB18U

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The Maplins ZX81 Voice unit that plugs into an expansion I/O board.

Talk-Back was a speech synthesis electronics kit designed by Dave Goodman sold by Maplin in 1983. The Talk Back allowed you to add speech to your programs using a programmable digital filter which simulates the human voice tract.

There was no ROM on the PCB. You made it talk by POKEing it. So, this device did not take up any RAM.

Date : 1979

Manufacturer : Maplins

Physical Description : Main unit / PCB

This exhibit has a reference ID of CH52940. Please quote this reference ID in any communication with the Centre for Computing History.

Scan of Document: Maplin ZX81 Talk Back GB18U

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