MAGNETO RINGING TELEPHONES
(LONG DISTANCE BRIDGING TYPES)
No. U 373
Magneto Wall Telephone (Long Distance bridging Type), comprising Hand-Combination (No. U 170 ), Induction Coil, Four-Magnet Generator (No. U 2425) (to ring through a Line Resistance of 30,000 ohms), 1,000 ohm Polarised Call Bell, Automatic Switch-Hook, Lightning Arrester, Line Fuses, and Battery Box for two No. 2 Leclanche Cells, or two “ Celevox “ Dry Cells.
Metal parts Nickel plated, Wood work Solid Walnut.
Note: The above Instrument is suitable for short or long distances, and may be used as a Bridging Set when not more than six to eight instruments are connected in parallel on one line.
Taken from the Sterling Catalogue No. 11 & 12
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