McVitie Weston valve collection

Made:
circa 1930
Micromesh output triode valve, type PA1, B4 base

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Micromesh output triode valve, type PA1, B4 base
Science Museum Group
© The Board of Trustees of the Science Museum

Micromesh output triode valve, type PA1, B4 base, pinch marked 3, central pin clipped, (RMW/Y364B - McVitie Weston number), by Standard Telephones and Cables Limited, c.1930.

Details

Category:
Electronic Components
Object Number:
1972-141/1900
type:
valve
credit:
STC plc