RCA type 826 transmitting triode
date: label: date made
content: ca 1943
name: label: maker
content: Radio Corporation of America
notes: label: Description (Brief)
content: Seven pins surrounding an exhaust tip on the bottom. T-shaped envelope with glass seam around the base. Stamped: "Made for / Canadian General / Electric Company / 826 / [RCA logo]". Donor’s card reads: Triode made by the Radio Corporation of America for the Canadian General Electric Company during World War II. Used as a radio frequency amplifier in the VHF range. Thoriated tungsten filament, center tapped: 7.5 volts at 4 amperes. Amplification factor is 31. For Class C operation as an amplifier; plate 1000 volts at 95 milliamperes, negative control grid bias of 160 volts will give an output of 70 watts up to 250 megacycles.” See also: https://www.radiomuseum.org/tubes/tube_826.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.324506
label: catalog number
content: 324506
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: 3 1/2 in x 2 1/4 in; 8.89 cm x 5.715 cm