RCA type UV204 transmitting triode
date: label: date made
content: ca 1925
name: label: maker
content: Radio Corporation of America
notes: label: Description (Brief)
content: RCA "Radiotron" UV-204 air-cooled transmitting triode. Brass base shell with three connectors and ceramic insulator, top contact, cylindrical BT-shaped envelope. Stamped on base shell: "Licensed only / For amateur Experimental / and entertainment use / and only to extent / indicated on attached notice". Other markings missing. Unit has one filament leg extending from the frame mount, the UV204A has two. References: Tyne, "Saga of the Vacuum Tube," pages 325-327; https://www.radiomuseum.org/tubes/tube_uv204_gec.html.
label: Location
content: Currently not on view
setName: label: See more items in
content: Work and Industry: Electricity
creditLine: label: Credit Line
content: from Franklin Wingard
dataSource: label: Data Source
content: National Museum of American History
identifier: label: ID Number
content: EM.323039
label: catalog number
content: 323039
label: accession number
content: 241556
objectType: label: Object Name
content: Electron Tube, Triode
label: Object Name
content: triode
label: Other Terms
content: Electron Tube, Triode; Electron Tubes
physicalDescription: label: Measurements
content: overall: 14 1/2 in x 4 in; 36.83 cm x 10.16 cm