RCA type 53 high-Mu twin triode
name: label: maker
content: Radio Corporation of America
notes: label: Description (Brief)
content: A 7-pin plastic base with mica insulator, domed envelope, getter stain. Stamped on base: "[RCA logo]"; on envelope "53". Donor’s card reads: “High-Mu twin triode made by the Radio Corporation of America. Glass type used as a Class B amplifier in the output stage of AC operated radio receivers. Except for heater rating, this tube is the same as a type 6-N-7. Heater: 2.5 volts at 2 amperes.” See also: https://www.radiomuseum.org/tubes/tube_53.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.325172
label: catalog number
content: 325172
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 3/8 in x 1 3/4 in; 11.1125 cm x 4.445 cm