Artifact Details

Title

Atlas logic module

Catalog Number

XD128.80

Type

Physical object

Date

1962

Manufacturer

Ferranti Ltd.

Place Manufactured

Manchester, UK

Identifying Numbers

Model number Atlas I On a sticker on the circuit side of board
Other number 82 B On component side at far lower left corner
Other number 822A On component side at far lower left corner
Other number GPC 1820-98/7 On component side at lower left edge
Other number GPC 1822A/4 On component side at lower left edge
Serial number 441-822A

Dimensions

overall: 1/2 in x 8 in x 5 in

Description

6 circuits on board TCM label copy: Piece of fixed store. Read at .8 microseconds. The fixed store had 8K words (50 bits) which housed permanent programs called "extra codes," such as arithmetic functions. Courtesy of Robert Hopgood, Rutherford Laboratories, Oxfordshire. 2 c. (1958-1966)

Category

Component: circuit board / module

Subject

Atlas (computer); Ferranti; University of Manchester; Kilburn, Tom

Credit

Gift of Rutherford Appleton Laboratory

Lot Number

XD128.80