SIEMENS BROTHERS No. PTD 702

AMPLIPHONE TELEPHONES

P.T.D. 702
These telephones are specially designed to give receiver amplification for use in noisy Situations and are particularly suitable as a “Deaf-Aid’. The amplifier is an integral port of the telephone.


Table telephone of the latest pattern, as No. 356A/A, but fitted with an Amplifier incorporating a “Transistor” operated by small dry cells and a potentiometer to control the volume.

Height: 5.75 in
Width: 9 in
Depth: 7.75 in
Weight: 5.75 lbs

From SIEMENS BROTHERS & CO. LIMITED catalogue No.500/54

Last revised: October 23, 2003

FM2