GE type UV201A "Radiotron" triode
date: label: date made
content: ca 1924
name: label: maker
content: General Electric Company
notes: label: Description (Brief)
content: General Electric "Radiotron" type UV-201A triode. Plastic 4-pin base with tipless S-shaped envelope. Donor card reads: "Triode made by the General Electric Company for the Radio Corporation of America in 1924. Similar in all respects to [catalog number 324375] except that a black "Shaw" type base replaced the metal shell base of the earlier model. ... The back bakelite base was introduced in October 1924. Thoriated tungsten filament: 5 volts at .25 ampere."
label: Location
content: Currently not on view
setName: label: See more items in
content: Work and Industry: Electricity
creditLine: label: Credit Line
content: from Paul G. Watson
dataSource: label: Data Source
content: National Museum of American History
identifier: label: ID Number
content: EM.324376
label: catalog number
content: 324376
label: accession number
content: 252994
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: 4 1/4 in x 1 3/4 in; 10.795 cm x 4.445 cm