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Hardware Detail

Item Reference:
HW0651    
Machine Type:
"Duo" Relay
Serial Number:
  "Duo" (or Post Office Type) Relay
  These relays were used to switch higher currents than wire contact relays, and were used in the same ranges of hardware. They are similar to the relays used in the same era by the UK Post Office for telephone switching. This example is missing its armature.
Date of Origin:
1950s
Donor:

"Duo" Relay

Click to view a larger image

   
Location:
On Display - HLG46 Commissioned By: Museum Until: