Wade Bequest collection of valves: experimental radio valve, 1918

Made:
1918
maker:
Allgemeine Elektricitats-Gesellschaft
and
Marconi Osram Valve Company Limited
SMG00237630

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SMG00237630
Science Museum Group
© The Board of Trustees of the Science Museum

Wade Bequest collection of valves: experimental radio valve with two concentric circular anodes. WIth B4/M base. With paper label: 1918

Details

Category:
Electronic Components
Object Number:
1972-343/44
credit:
Wade, J.C.F.