Mullard EF9 VM RF pentode valve (McVitie Weston valve collection), 1939

Made:
1939 in Mitcham
maker:
Mullard 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

Mullard EF9 VM RF pentode valve, Ct8+tc base, red painted envelope marked 'SAMPLE', made by the Mullard Limited, Mitcham, London, England, 1939. McVitie Weston number = RMW/Y238

Details

Category:
Electronic Components
Object Number:
1972-141/1757
Materials:
glass, metal (unknown) and plastic (unidentified)
type:
thermionic valve
taxonomy:
  • component - object
credit:
Donated by STC plc