LM Ericsson AB535 Telephone

Pauls L.M. Ericsson Model AB 535
Walnut Magneto wall telephone "commonwealth"
serial # 1120638 (early 1913)

Catalog photo and my AB 535
Photos from 1911 Catalog and My AB 535

Magneto Switchook Telephone with Brass and Nickel trim
Framework polished walnut, constructed to hold 2 battery cells

Hygiene Type Transmitter-handset and Mother-in-law receiver * plunger bell cut-out

Magneto powers bell motor and rings with great tone * Bell Adjustment is on posts

Beautiful Walnut used throughout original construction. Battery cover is wood grained tin
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Model AB 535
called the "Commonwealth"

Height of Backboard: 715 mm.
Width of Backboard: 250 mm.
Weight: 8.7 kg

Generator RH4600
ring through line resistance of
25,000 Ohm
Ringer Resistance: 1000 ohm

Press button for short circuiting the induction coil and cutting out the ringer coil.
These instruments are fitted with a paper clip. Mother-in-law receiver for use in long distance calls to cover both ears or for two parties to listen to conversation. Hygenie mothpiece for ease of cleaning to help prevent TB and other disease.

Catalog information from LM Ericsson 6th Edition 1911 courtesy STSF

Also see

	Collection Pages
Model AB165	Model AB120	Model 340
1918 Oak AB535	Model 356	Before & After Photo