RCA type 9002 “Radiotron” triode
date: label: date made
content: ca 1940
name: label: maker
content: Radio Corporation of America
notes: label: Description (Brief)
content: A 7-pin glass base with tip on top, T-shaped envelope. Stamped: “[RCA logo] / Radiotron / Made in U.S.A.” Donor’s card reads: “Triode, miniature type, made by the Radio Corporation of America about 1940. For use as a detector, amplifier, of oscillator at UHF. Heater type: 6.3 volts at .15 ampere. 250 volts maximum on the plate, 7 volts negative control grid bias, plate dissipation 1.6 watts.” See also: https://www.radiomuseum.org/tubes/tube_9002.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 Paul G. Watson
dataSource: label: Data Source
content: National Museum of American History
identifier: label: ID Number
content: EM.325080
label: catalog number
content: 325080
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: 1 5/8 in x 3/4 in; 4.1275 cm x 1.905 cm