McVitie Weston valve collection, STC Tunograph valve

Made:
1933

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STC Tunograph valve, Ms. Label - Early tuning indicator, (RMW/H57 - McVitie Weston number), by Standard Telephones and Cables Limited, 1933.

Details

Category:
Electronic Components
Object Number:
1972-141/1220
type:
valve
credit:
STC plc