SHOWCASE 10. CELL 10-22

First Field Telephones of the Red Army

UNA-F-31 - USSR field telephone with phonetic signaling, model 1931. Housed in a wooden cabinet, using 3 VDC local battery. WHD = 285 х 240 х 100 mm, weight with battery 4.7 kg.
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UNA-F-31 and UNA-I-31 of 1931 have been basic field telephones of the Red Army (Soviet Union armed forces) till 1942 when more sophisticated models UNA-F-42, UNA-F-42-M and UNA-I-42 came into production.

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