Back view of radio field instruments used by the Signal Corps, The instruments consist of a Dynamotor and Panel Type #2, which operates on 12/350 volts, specifically designed for use with the #67 Radio Telephone Set. This photograph was taken on April 11, 1918, by deBerri, a signalling officer in the Signal Corps.

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Size: 9183px × 6305px
Photo credit: © piemags/NSC / Alamy / Afripics
License: Licensed
Model Released: No

Keywords: #2, #67, ., .., ..., 11, 111-sc, 111-sc-7468, 12/350, 21, 24, 1918, activities, american, april, corps, deberri, dynamotor, field, instruments, military, notes, panel, photographs, protochat, publication, radio, rec, set, sig., signal, sumber, tarts, telephone, type, view, volts, war, world