Type CD 120
Common Battery Wall Telephone
FRAMEWORK, polished walnut.
TRANSMITTER. RC 141, on adjustable arm RC 602.
RECEIVER. RD 201, with cord RS 4010 (Old No. 2094), suspended on a hook-switch.
CONDENSER, with a capacity of two microfarads.
RINGER. 1,000 ohms resistance.
The line terminals are enclosed, and a clip for papers is provided. A protector is mounted on the lower part of the backboard.
Weight 9.25 lbs.
Taken from the Ericsson Telephone Catalogue 1912
Last revised: October 01, 2019