SWEDISH ERICSSON
TELEPHONE No. DB 50
 
TELEPHONE - WALL
For automatic telephone systems, battery ringing

DB 50

Micro telephone, insulated capsule transmitter, high resistance, waterproof.
Finger dial.
Ringer, 300 ohms resistance.
Press button for calling.

Case entirely of black enamelled steel.
The line terminals are enclosed.

Height of Backboard: 220 mm.
Width of Backboard: 156 mm.
Weight: 2.6 kg.

 

Taken from the L. M. Ericsson Telephone Catalogue No. 1921

 
 
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Last revised: October 12, 2019

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