Modem 1A, by Plessey, 1964

Modem 1A, by Plessey, 1964

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Modem 1A, by Plessey, 1964
Science Museum Group
© The Board of Trustees of the Science Museum

Modem 1A, by Plessey, 1964

Details

Category:
Telecommunications
Object Number:
2004-183
type:
modem
credit:
BT Group plc