Western Electric type 271A vacuum triode
date: label: date made
content: ca 1935
name: label: maker
content: Western Electric
notes: label: Description (Brief)
content: Vacuum triode. Plastic 5-pin base with S-shaped envelope. "4M" inked on stem press. "A general purpose three-element tube having an indirectly heated cathode which permits operation directly on alternating current. The tube is for use as an audio-frequency amplifier in output stages. It may also be used as a radio-frequency amplifier and under restricted conditions, as an oscillator or modulator." Reference: WE specification sheet: https://www.westernelectric.com/s/271A.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.322562
label: catalog number
content: 322562
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: 6 3/8 in x 2 3/8 in; 16.1925 cm x 6.0325 cm