GEC K7855

BATTERY CALL TELEPHONE
TABLE MODEL

Table pattern, comprising a black Bakelite case with call button in place of dial.

Fitted with an internal DC buzzer.

Cost in 1935 was £4.7.6

Circuit diagram - KS7906.

Taken from the 1935 GEC catalogue

This telephone requires batteries to operate the transmitter.  It cannot be converted to work on an exchange line.

The switch hook springset consists of a make contact set and a change over contact set.

Circuit Diagram

Diagram KS7906

Additional Pictures

Last revised: August 01, 2025