McVitie Weston valve collection, Hivac valve, type B220

Made:
1937
maker:
Hivac Limited

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Hivac valve, type B220, pinch marked B220, anodes embossed H, (RMW/Y117 - McVitie Weston number), made by Hivac Limited, aka the High Vacuum Valve Company, London, 1937.

Details

Category:
Electronic Components
Object Number:
1972-141/1630
type:
radio valve
credit:
STC plc