McVitie Weston valve collection, Mullard valve, type D.0.40

Made:: circa 1925

maker:: Mullard Limited

Mullard valve, type D.0.40, marked: Dummy, with special RAF 4-pin base, glass loose, filament broken, (RMW/J31 - McVitie Weston number), by Mullard Limited, c. 1925.

Details

Category:: Electronic Components

Object Number:: 1972-141/1258

type:: valve

credit:: STC plc

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McVitie Weston valve collection, Mullard valve, type D.0.40

Details

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