Plessey
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The Plessey Company plc was a British electronics, defence and telecommunications company. It was listed on the London Stock Exchange and was a constituent of the FTSE 100 Index until it was acquired
R1155 receiver on top of T1154 transmitter
Plessey PDRM82F Geiger counter
Plessey Semiconductors factory at Cheney Manor, Swindon in 1982. The factory housed both bipolar and MOS lines. A small part of the canteen facilities (which had five grades of service) for all Plessey employees is visible on the right of the image, since demolished around 2010
Plessey Semiconductors factory at Cheney Manor, Swindon, on 17 July 2012, undergoing demolition
Atlas (computer)
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The Atlas was one of the world's first supercomputers, in use from 1962 to 1972. Atlas's capacity promoted the saying that when it went offline, half of the United Kingdom's computer capacity was lost
Plessey
…to become the largest manufacturer of telecommunications equipment in Britain. Plessey played a role in the development of innovations such as the Atlas computer and System X digital telephone exchange. In 1988, Plessey and the General Electric Company (GEC) merged their telecom units to form GEC Plessey…
The University of Manchester Atlas in January 1963
Atlas computer control console from the University of London, about 1964