IBM Wire contact relays, 1944

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  • Details
  • Description
Date Introduced
1944
Photographer
Richards, Mark
Dimensions
overall: 2 in x 1 1/2 in x 1/2 in
Manufacturer
International Business Machines Corporation (IBM)
Copyright Owner
© Mark Richards
Object ID
102716233

Many calculators and computers in the 1930s and 1940s used relays, which are relatively slow, as switching elements. These two relays form a flip-flop.