Collection

Wireless valve

Wireless valve, Osram M.H

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Wireless valve, Osram M.H
Science Museum Group
© The Board of Trustees of the Science Museum

Wireless valve, Osram M.H.4, first design 1929, triode indirectly heated cathode, ( filament broken)

Details

Category:
Electronic Components
Object Number:
1935-12
type:
valve
credit:
Mr. C.E. Largen.

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