Radio valve, micromesh type 7A.2, 1932-1933

1932-1933 in Foots Cray

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Science Museum Group Collection
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Radio valve, micromesh type 7A.2, made by Standard Telephones and Cables Limited, Foots Cray, London, England, 1932-1933

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Science Museum: Information Age Gallery: Broadcast

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Electronic Components
Object Number:
glass, metal (unknown) and plastic (unidentified)
thermionic valve
  • component - object
Donated by R McVitie Weston

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