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1945–1946
easy-to-read dial and classic mid-century styling
and contemporary radio frequency practices of the early vacuum tube era
Army Interphone Amplifier BC-347-C
U.S. Army Signal Corps TS-328A/U Frequency Meter with Original Case (1962) Women's Clothing 1945–1946U. S. Army Signal Corps TS 328A U Frequency Meter with Original Case (1962) Original U. S. Army Signal Corps TS 328A U Frequency Meter manufactured by J B T Instruments, Inc. under a 1962 military contract. Complete in its original metal carrying case with instruction manual and attached test leads. Designed for checking 400 cycle AC frequency, this Cold War era test instrument is an excellent piece of military communications and electronics history.
