Electronic Enterprises type 811A power triode
date: label: date made
content: ca 1943
notes: label: Description (Brief)
content: An air-cooled transmitting triode with a plastic 4-pin base, top mounted contact, domed envelope. Marked: "811A / Made in U.S.A. / Electronic Enterprises". Donor’s card reads: “Power triode made by Electronic Enterprises, Inc., 65-67 Seventh Ave., Newark, N.J. for the US government during World War II. Thoriated tungsten filament, used as an audio frequency or modulator, and as a radio frequency amplifier or oscillator up to 30 megacycles. Filament 6.3 volts at 4 amperes, for Class C use 1500 volts on the plate and a 200 volt negative control grid bias for an output of 200 watts.” See also: https://www.radiomuseum.org/tubes/tube_811a.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.324975
label: catalog number
content: 324975
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: 6 1/2 in x 2 1/2 in; 16.51 cm x 6.35 cm