Replica of Fleming's original oscillation valve

Replica of Fleming's original oscillation valve of 1904

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Replica of Fleming's original oscillation valve of 1904
Science Museum Group
© The Board of Trustees of the Science Museum

Replica of Fleming's original oscillation valve of 1904

Details

Category:
Radio Communication
Object Number:
1956-151
type:
replicas
credit:
Mullard Ltd. (Research Labs.)