Wade Bequest collection of valves: early triode radio valve

SMG00237638

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SMG00237638
Science Museum Group
© The Board of Trustees of the Science Museum

Wade Bequest collection of valves: early directly-heated triode radio valve with pip top and B4/M. With label attached: W63.

Details

Category:
Electronic Components
Object Number:
1972-343/2
credit:
Wade, J.C.F.