BATTERY RINGING TELEPHONES
The telephones described below are particularly suitable for private telephone installations of the most simple type. They may be connected to ordinary electric bell systems and are suitable for lines up to 300 m with good insulation. The connection is very simple.
Domestic telephone for battery ringing
microtelephone RE 9302 with cord RS 4252, terminal block of black polished wood (diameter 51 mm) with terminals and suspension hook for the microtelephone.
This telephone is used in connection with BC 3011 for installations with signalling in one direction. For the reception of the signals a separate bell is required, RA 510/3 or RA 610/3, or, if louder signals are desired RA 500/3. Two dry cells RK 210 are required. A suitable battery case is RK 2300. Lead cable, Type EEB, is suitable for the wiring.
Taken from the L. M. Ericsson Telephones and Signalling Material Catalogue No. 188 (1934)
|BACK||Home page||BT/GPO Telephones||Ericsson Telephones||Ericsson Home Page||Ericsson PABX||All Telephone Systems|