KG-28/29

The KGT-28 (encryptor) and KGR-29 (command authenticator/decryptor) components used in flight boxes (Aerospace Vehicle Equipmet (AVE)-the satellite) in the mid 1960s to the early 1970s.

 

Taken at the National Cryptologic Museum, NSA.

 

Creative Commons photo courtesy of ideonexus, please feel free to use for your own purposes.

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