RCA type UV-892 "Radiotron" triode
date: label: date made
content: ca 1934
name: label: maker
content: Radio Corporation of America
notes: label: Description (Brief)
content: A large glass tube with metal 3-pin top cap, side-mounted contact, and copper heat sink on bottom. Stamped on top: “[RCA logo] Radiotron / 892 / Made in U.S.A.”, paper label reads: "#25094 / Tested OK / 1/9/37". Donor’s card reads: “Triode, a 10 kw water-cooled tube made by the Radio Corporation of America and used in the WCAU transmitter at Newtown Square about 1935. This tube was operated as a Class C amplifier in a push-pull circuit to drive two UV 862 final amplifiers. The air-cooled version of this tube (892-R) is [catalog number 325320]. Filament: 22 volt single phase or 11 volt twin phase (using the center tap of filament) at 60 amperes. For Class C operation: 10000 volts at 1 ampere on the plate, 3000 volt negative control grid bias, for an output of 10 kw at frequencies up to 1.6 megacycles.”
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.324503
label: catalog number
content: 324503
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: 19 3/4 in x 6 3/4 in x 4 1/4 in; 50.165 cm x 17.145 cm x 10.795 cm