L. M. ERICSSON
TELEPHONE AB 220

AB 220 (Old Catalogue No. 315)
Framework of polished walnut, constructed to hold 2 cells RK 240 or RK 410 (Old Cat. No. 596 or 590).

Transmitter RC 120 on arm RC 520.

Receiver RD 110 (No. 546) with cord RS 4300 (No. 2030) suspended on switch-hook.

Generator RH 3150, 3-magnet, which will ring satisfactorily through the ringer and a line resistance of 20000ohms.

Ringer of 300ohms resistance.

This telephone is fitted with a paper clip.

Dimensions:
Height of Backboard: 720 mm.
Width of Backboard: 215 mm.

Weight: 7.5 kg.

In both the 1905 and 1912 Ericsson Telephone Catalogue
 

Last revised: May 22, 2024