SHOWCASE 10. CELL 10-31
Field
Telephones of WW I
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iTF5 - Compact lightweight field telephone, system of
Petrograd Polytechnical Institute, model 1916. Designed for
army rangers, observation posts, etc. Phonetic signaling,
local battery of pocket flashlight. WHD = 130 х 137 х 73 mm,
weight (less battery) 1.15 kg. To
be continued after the picture set...
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Compact receiver had special leather strap to keep the receiver
under the cap with both hands free. There was another strap to carry
the telephone on the ranger's chest. .
The telephone set included a reel with 500 meters of field cable.
The complete arrangement for voice communication of two people is
shown on the drawing. |
