Wade Bequest: DER triode radio valve

maker:
Marconi Osram Valve Company Limited
SMG00237707

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SMG00237707
Science Museum Group
© The Board of Trustees of the Science Museum

Wade Bequest collection of valves: DER triode radio valve, by Marconi-Osram. Early dull emitter triode valve. With BBC stamp. With B4-3 base and top seal. Paper label: W16.

Details

Category:
Collection Unassigned
Object Number:
1972-343/103
type:
triode valve
taxonomy:
  • object genre
  • component parts
  • electrical component
credit:
Wade, J.C.F.