RCA "Radiotron" type 42 power pentode
date: label: date made
content: ca 1938
name: label: maker
content: Radio Corporation of America
notes: label: Description (Brief)
content: Plastic 6-pin base with aquadag coating, domed envelope. Base stamped: "RCA Radiotron / Made in U.S.A."; on envelope: "42". Donor’s card reads: “Power pentode made by the General Electric Company for use in the qudio output stage of AC operated radio receivers. Heater type: 6.3 volts at .7 amperes, 375 volts on the plate, 285 volts for a maximum output of 6 watts.” See also: https://www.radiomuseum.org/tubes/tube_42.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.324534
label: catalog number
content: 324534
label: accession number
content: 252994
objectType: label: Object Name
content: Electron Tube
label: Object Name
content: pentode
label: Other Terms
content: Electron Tube; Electron Tubes
physicalDescription: label: Measurements
content: overall: 4 1/2 in x 1 3/4 in; 11.43 cm x 4.445 cm