S.215 dummy valve, 1920-1929

Made:
1920-1929 in Hammersmith
maker:
M-O Valve Company Limited

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

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

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

S.215 dummy valve, Osram RF triode, made by the M-O Valve Company Limited, Hammersmith, London, England, 1920-1929.

Details

Category:
Electronic Components
Object Number:
1929-392
Materials:
glass, metal (unknown) and plastic (unidentified)
Measurements:
overall: 130 mm x 50 mm x 50 mm,
type:
thermionic valve
taxonomy:
  • component - object
credit:
Donated by the M. O. Valve Company Limited