This telephone is designed for use in connection with telephones of type CD and CG. It should be placed where the signals from the main telephone can be heard by the person using the extension telephone. Calls may be carried on in the same manner from either telephone. Calls from one telephone cannot be heard in the other.

Parts:
Microtelephone RE 4031 of black Bakelite with removable capsule transmitter RC 4000/200, 200 ohm, and cord RS 5080
Case of black enamelled sheet iron.

Dimensions:
Height 160mm, width 115mm.  The dimensions refer to the back plate of the telephone.

Weight 1.5 kg.


Taken from the L. M. Ericsson Telephones and Signalling Material Catalogue No. 188 (1934)

Last revised: March 25, 2024