RCA / Cunningham "Radiotron" type UX171A triode
date: label: date made
content: ca 1927
name: label: maker
content: E. T. Cunningham, Inc.
notes: label: Description (Brief)
content: A 4-pin plastic base with BT-shaped envelope, getter stain. Stamped on base: "Cunningham Licensed / Made in U.S.A. as shown / Radiotron on carton". Reference: Tyne, "Saga of the Vacuum Tube," pages 315-316; https://www.radiomuseum.org/tubes/tube_x171.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.324382
label: catalog number
content: 324382
label: accession number
content: 252994
objectType: label: Object Name
content: Electron Tube
label: Object Name
content: triode
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