British Thomson-Houston thermionic triode valve

Made:: 1924 in England

maker:: British Thomson-Houston Company Limited

British Thomson-Houston thermionic triode valve
Science Museum Group
© The Board of Trustees of the Science Musuem

LL4

Details

Category:: Radio Communication

Object Number:: Y7001.678

Materials:: glass and metal (unknown)

Measurements:: overall: 108 mm 43 mm,

type:: triode valve and thermionic valve

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British Thomson-Houston thermionic triode valve

Details

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