Wade Bequest collection of valves: R-type triode radio valve

PART OF:: Wade Bequest collection of valves

Made:: England

maker:: Marconi Osram Valve Company Limited

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SMG00237667
Science Museum Group
© The Board of Trustees of the Science Museum

Wade Bequest collection of valves: R-type triode radio valve, by Marconi-Osram. With B4-3 base and top seal.

Details

Category:: Electronic Components

Object Number:: 1972-343/33

type:: valve

credit:: Wade, J.C.F.

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Wade Bequest collection of valves: R-type triode radio valve

Details

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