McVitie Weston valve collection, Marconi valve, type VP21

Made:: circa 1932

maker:: Marconi Company Limited

Marconi valve, type VP21, glass envelope loose

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Marconi valve, type VP21, glass envelope loose
Science Museum Group
© The Board of Trustees of the Science Museum

Marconi valve, type VP21, glass envelope loose, (RMW/Y214 - McVitie Weston number), by Marconi Company Limited, c. 1932.

Details

Category:: Electronic Components

Object Number:: 1972-141/1732

type:: valve

credit:: STC plc

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McVitie Weston valve collection, Marconi valve, type VP21

Details

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