V.h.f. radio microphone using mains valves, 1949

V.h.f. radio microphone using mains valves, 1949
Science Museum Group
© The Board of Trustees of the Science Musuem

Details

Category:: Radio Communication

Object Number:: 1972-419

type:: microphone

credit:: Moores, R.

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V.h.f. radio microphone using mains valves, 1949

Details

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