De Forest "Audion" tube

De Forest "Audion" tube

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Object Name
triode
Other Terms
Electron Tube; Electron Tubes
date made
ca 1918
ca 1912
maker
De Forest Radio Telephone & Telegraph Co.
Measurements
overall: 3 1/2 in x 2 in; 8.89 cm x 5.08 cm
ID Number
EM.320363
catalog number
320363
accession number
242270
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Work and Industry: Electricity
Communications
Exhibition
Inventing in America
Exhibition Location
National Museum of American History
Data Source
National Museum of American History
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