Marconi Osram triode valve

Made:: circa 1920 in England

maker:: Marconi Osram Valve Company Limited

Marconi Osram triode valve
Science Museum Group
© The Board of Trustees of the Science Musuem

D.E.3 C856

Details

Category:: Radio Communication

Object Number:: Y7001.606.2

Materials:: glass and metal (unknown)

Measurements:: overall: 108 mm 32 mm,

type:: triode valve and thermionic valve

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Marconi Osram triode valve

Details

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