L. M.
ERICSSON | ||||||||||||||||||||||||||||||
FOR USE ON MAGNETO CALL AND CLEAR SYSTEMS AB 535 (See also Telephone 345) MICRO-TELEPHONE GENERATOR RINGER DIMENSIONS BATTERY COMPARTMENT
Telephones AB 590 and AB 590G are for use on very heavy bridging circuits. Telephones AB 530, AB 535 and AB 590 are supplied with push button to cut out the ringer coils and short circuit the induction coil, so as to cut out the home bell when ringing out, and also to give increased reception efficiency during conversation. This was the Telephone 345 except it is fitted with a 1000ohm ringer. Click here for ATCS Article on the Commonwealth Ericsson Known as the APO Telephone No. 1. In both the 1905 and 1912 Ericsson Telephone Catalogue |
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Last revised: March 23, 2024FM2 |