GEC K7842

Battery Call Telephone

Wall pattern battery call telephone comprising induction coil, solid back transmitter, double pole receiver, 25 ohm trembler bell, automatic switch hooks and ring key.  Lightning arrester on early model.

This instrument is constructed of polished walnut and the finish of all external metal work is oxidised.

Weight, 6 lbs.

Dimensions, 9 x 9 x 6 ins.

Cost in 1916 was £2.9.6
Cost in 1926 was £4.15.0
Cost in 1932 and 1935 was £4.4.0

Early Model - 1916	Late Model - 1926 & 1932

Found in the 1916, 1926, 1932 and 1935 GEC Catalogues

Circuit Diagrams

Last revised: January 31, 2014