GPO 740 series telephone

Made:
1968
maker:
General Post Office

GPO 740 series telephone as used by the BBC, 1968. Fitted with three push buttons including one marked "XFER BAL U" for transferring the call to a telephone hybrid or "balance unit" to put the caller on air.

Details

Category:
Television
Object Number:
2012-5118/270
Materials:
electronic components and plastic (unidentified)
type:
telephone
taxonomy:
  • component - object
credit:
The BBC Collection