RCA type 71A “Radiotron” vacuum triode
date: label: date made
content: 1937
name: label: maker
content: RCA Corporation
notes: label: Description (Brief)
content: A plastic 4-pin base with S-shaped envelope. Stamped on base: "RCA / Radiotron / 71-A"; on envelope: "RCA". Paper label: "Home Electric Inc. / 96 No. Saginaw Street / Pontiac, Mich. / Tube Headquarters / We Recommend / RCA Radiotrons / Date Sold 4-13-37 / Date tested [blank] / Satisfactory / Doubtful / Unsatisfactory".
label: Location
content: Currently not on view
setName: label: See more items in
content: Work and Industry: Electricity
dataSource: label: Data Source
content: National Museum of American History
identifier: label: ID Number
content: ZZ.RSN80503U01
objectType: label: Object Name
content: Electron Tube
label: Object Name
content: triode
physicalDescription: label: Physical Description
content: composition (overall material)
label: Physical Description
content: glass (overall material)
label: Physical Description
content: metal (overall material)
label: Measurements
content: electron tube: 4 1/2 in x 1 3/4 in; 11.43 cm x 4.445 cm