Western Electric type 253A rectifier
name: label: maker
content: Western Electric
notes: label: Description (Brief)
content: A 2-pin plastic base with S-shaped glass envelope, top contact. Marked: "Western Electric / Made in U.S.A. / 253 A". Mercury specks deposited on inner wall. "The No. 253A vacuum tube is a half-wave, thermionic, mercury-vapor rectifier for use in rectifying circuits designed to supply direct current from an alternating current supply."
label: Description (Brief)
content: Reference: https://www.westernelectric.com/s/253A.pdf; also: https://www.radiomuseum.org/tubes/tube_253a.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 Franklin Wingard
dataSource: label: Data Source
content: National Museum of American History
identifier: label: ID Number
content: EM.321056
label: catalog number
content: 321056
label: accession number
content: 241556
objectType: label: Object Name
content: rectifier
label: Object Name
content: vacuum tube
label: Other Terms
content: Electron Tube; Electron Tubes
physicalDescription: label: Measurements
content: overall: 6 1/4 in x 2 in; 15.875 cm x 5.08 cm