Wade Bequest collection of valves: experimental Catkin triode radio valve by Marconi-Osram

SMG00237652

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SMG00237652
Science Museum Group
© The Board of Trustees of the Science Museum

Wade Bequest collection of valves: experimental indirectly-heated Catkin triode radio valve by Marconi-Osram. With external flat-plate anode and B-5 base. With paper label: W56.

Details

Category:
Electronic Components
Object Number:
1972-343/19
type:
valve
credit:
Wade, J.C.F.