microtelephone RE 4032 of black bakelite with
removable capsule transmitter RC 4000/40, 40 ohm, and
cord RS 6162, case of black enamelled sheet iron.Dimensions:
height 160 mm, width 115 mm, weight 1.8 kg.
AB 2400
Extension wall telephone for LB systems
Small model without generator or bell
Parts:
microtelephone RE 4032 of black bakelite with
removable capsule transmitter RC 4000/40, 40 ohm, and
cord RS 6162, case of black enamelled sheet iron.
Dimensions:
height 160 mm, width 115 mm, weight 1.8 kg.
The dimensions refer to the back plate of the telephone. This telephone is designed for use in connection with telephones of type
AB and AC. It should be placed where the signals from the main telephone can be heard by the person using the extension telephone. Calls from one telephone cannot be heard in the other. This telephone requires a microphone battery composed of two dry cells
RK 210.
A suitable battery case is RK 2300.
Taken from the L. M. Ericsson Telephones and Signalling Material Catalogue
No. 188 (1934)
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