BRITISH WESTERN ELECTRIC COMPANY
TELEPHONE No. 40057
MAGNETO TELEPHONE
TWO MAGNET GENERATOR TYPE
BRIDGING
WALL PATTERN

No. 40057
 Specially designed for short lines, such as used in Factories, Hospitals, Asylums, etc.

For reason of space economy the battery is usually installed in a separate box, but if required a suitable Backboard with battery box complete can be supplied.

Two-magnet Generator which will ring effectively through the 120 ohm Ringer and a non-inductive line resistance of 5,000ohms.
120ohm Polarised Ringer

Framework of polished walnut, nickel-plated fittings.

Complete with Delville Transmitter "Watch" Receiver and Cord.

Dimensions - 9.25" x 7" x 6".


Taken from the Western Electric Co. Ltd. Catalogue 2nd Edition (Circa 1910)
 
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Last revised: May 14, 2026

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