Marconi V24 amplifying valve about 1920

Marcon V24 amplifying valve about 1920

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Marcon V24 amplifying valve about 1920
Science Museum Group
© The Board of Trustees of the Science Museum

Marconi V24 amplifying valve about 1920

Details

Category:
Electronic Components
Object Number:
1970-438
type:
valve
credit:
Central Electricity Research Laboratories.