Western Electric type 275A vacuum triode
name: label: maker
content: Western Electric
notes: label: Description (Brief)
content: A triode with a 4-pin base, S-shaped envelope. Base is loose. Sticker on glass, "#2 1-21-32" "17 97" stamped on glass. Markings: "Western Electric / Made in U.S.A. / 275-A". "The No. 275A Vacuum Tube is a three-element filament type tube for use as a low-voltage power tube for output stages in audio-frequency amplifiers." Reference: https://www.westernelectric.com/s/275A.pdf.
label: Location
content: Currently not on view
setName: label: See more items in
content: Work and Industry: Electricity
creditLine: label: Credit Line
content: from Franklin Wingard
dataSource: label: Data Source
content: National Museum of American History
identifier: label: ID Number
content: EM.322706
label: catalog number
content: 322706
label: accession number
content: 241556
objectType: label: Object Name
content: triode
label: Object Name
content: vacuum tube
label: Other Terms
content: Electron Tube; Electron Tubes
physicalDescription: label: Measurements
content: overall: 5 1/4 in x 2 1/8 in; 13.335 cm x 5.3975 cm