Ken-Rad type UX280 full wave vacuum rectifier
date: label: date made
content: ca 1928
name: label: maker
content: Ken-Rad Tube and Lamp Corporation
notes: label: Description (Brief)
content: A plastic 4-pin base with S-shaped envelope, getter stain, two vertical elements, one mounted on either side of stem. Stamped on base: "-Ken-Rad- / .-UX.-280-." Inked on press: "114' ". Reference: Tyne, "Saga of the Vacuum Tube," page 324-325; https://www.radiomuseum.org/tubes/tube_ux280.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.323203
label: catalog number
content: 323203
label: accession number
content: 241556
objectType: label: Object Name
content: rectifier
label: Object Name
content: triode
label: Other Terms
content: Electron Tube, Triode; Electron Tubes
physicalDescription: label: Measurements
content: overall: 5 1/2 in x 2 1/4 in; 13.97 cm x 5.715 cm