Wade Bequest collection of valves: early triode radio valve

PART OF:: Wade Bequest collection of valves

maker:: Marconi Osram Valve Company Limited and Allgemeine Elektricitats-Gesellschaft

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SMG00237657
Science Museum Group
© The Board of Trustees of the Science Museum

Wade Bequest collection of valves: early directly-heated triode radio valve. Tubular bulb with B4-2 and top seal. With paper label: W79.

Details

Category:: Electronic Components

Object Number:: 1972-343/31

type:: valve

credit:: Wade, J.C.F.

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Wade Bequest collection of valves: early triode radio valve

Details

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