DAS 2001 (replaces AB 712)
This telephone has a casing of dark veneered oak. It has strong generator and is specially designed for long cables or when several devices are connected in parallel on a long wire. Within the writing desk is space for dry the elements. For each telephone, two dry batteries (1.5 Volts each) are required BKA 1004 or BKA 2004.

Parts:
Microphone RLF 1104 made of black Bakelite with microphone capsule RLA 1004, 40ohms, and cord TRS 1401, 1250mm.
Transformer REK 10105.
Generator RGH 1302.
Generator crank RGL 1004.
Ringer of 2000ohms, consisting of: mechanism KLA 1006.
Bell gong with low tone 138543/2.
Bell gong with high tone 138543/4.

Dimensions:
Height 398mm, width 238mm for the bottom of the appliance plate.

Weight 7.5 kg

Taken from the L. M. Ericsson Catalogue No. 610 (1939) - Swedish Translation

Circuit Diagram - 137530.

Last revised: April 03, 2024