McVitie Weston valve collection, Ediswan projection tube valve, type 20kV

Made:
1938
Ediswan projection tube valve, type 20kV, hemispherical bulb 5

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Ediswan projection tube valve, type 20kV, hemispherical bulb 5
Science Museum Group
© The Board of Trustees of the Science Museum

Ediswan projection tube valve, type 20kV, hemispherical bulb 5.5in diam with 11.5in long x 1in diam glass neck, graphite internal screening, (RMW/K35 - McVitie Weston number), by Royal Ediswan, 1938.

Details

Category:
Electronic Components
Object Number:
1972-141/1417
type:
valve
credit:
STC plc