Western Electric type 280A half-wave mercury vapor rectifier
date: label: date made
content: ca 1953
name: label: maker
content: Western Electric
notes: label: Description (Brief)
content: A 4-pin plastic base with top contact, cylindrical grid with axial emitter, S-shaped envelope. Stamped on base: "Western Electric / Made in U.S.A. / -- 280A --". References: https://static1.squarespace.com/static/5f0983034219c6086e8100ac/t/5f4537ac0a513467b40bbd9e/1598371757237/280A.pdf, and https://www.radiomuseum.org/tubes/tube_280a.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.323080
label: catalog number
content: 323080
label: accession number
content: 241556
objectType: label: Object Name
content: Electron Tube
label: Object Name
content: rectifier
label: Other Terms
content: Electron Tube; Electron Tubes
physicalDescription: label: Measurements
content: overall: 5 7/8 in x 2 in; 14.9225 cm x 5.08 cm