ERICSSON TELEPHONE No. AB 135ERICSSON TELEPHONE No. AB 135Type AB 135
Magneto Wall Telephone
FRAMEWORK, polished walnut.
MICRO-TELEPHONE. RE 1050 (Old No. 52 9), with cord RS 6500 (Old No. 2601), resting on a cradle switch.
GENERATOR. RH 3150, 3-magnet, which rings satisfactorily through a line resistance of 20,000 ohms.
RINGER. 300 ohms resistance, with 2.5 inch gongs.
A protector of the disc type, and a clip for holding papers on the desk are fitted on this instrument. The line terminals are enclosed.
Overall dimensions
Height 19.25 inches
Width 11.80
Depth 9.25
Weight, 14.3 lbs.
Taken from the Ericsson Telephone Catalogue 1912
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