eric6.gif (7121 bytes)L. M. ERICSSON
TELEPHONES AC 550, AC 560 & AC 570
TELEPHONE - TABLE
Magneto telephones

AC 550, AC 560 & AC 570
 Microtelephone RE 1044 of black Bakelite with removable capsule transmitter RC 4000/40, 40 ohm, and cord RS 6160, terminal block RK 8000/6, instrument cord RS 9506, case of black enamelled sheet iron, generator and bell according to the table.

Dimensions:
Height 275mm, width 245mm, depth 150mm.

The AC570 is superseded by the DAL 1001 (Swedish) or N2155 (UK).

Catalogue number Generator Generator Magnets Bell Resistance Weight Kgs
AC 550 RH 3230 3 1000 4.8
AC 560 RH 4451 4 1000 5.2
AC 570 RH 5502 5 2000 5.6

These telephones can be supplied with two cranks at an additional cost.

Two dry cells RK 210 are required. A suitable battery case is RK 2300.

By means of brackets DL 502 these telephones may be used as wall sets.

 

Taken from the L. M. Ericsson Telephones and Signalling Material Catalogue No. 188 (1934)

 
 
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Last revised: December 16, 2024

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