Type CD 103
Common Battery Wall Telephone
FRAMEWORK, polished walnut.
CD 103, "induction coil" pattern with permanent magnet receiver.
CD103A, "Electromagnet" pattern with current polarised receiver.
TRANSMITTER. RC 171, on adjustable arm.
RECEIVER. RD 610, with two-way cord RS 4002, suspended on a detachable hook-switch.
CONDENSER, with a capacity of two microfarads.
RINGER of 1000 ohms resistance.
The line terminals are enclosed.
Weight 7.15 lbs.
Taken from the Ericsson Telephone Catalogue 1912
Last revised: October 01, 2019