National Union type 829 double-beam power tube
date: label: date made
content: ca 1944
name: label: maker
content: National Union Radio Corp.
notes: label: Description (Brief)
content: Marked: "NU / 829 / Made in U.S.A." Seven-pin base with two top pins for plate connection. Bottom tipped T-shaped envelope. Appears to have dual grid construction. Logo features an N over a U in a shield-shaped outline. May be made by National Union. Very high frequency use. Reference: https://www.radiomuseum.org/tubes/tube_829.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.322512
label: catalog number
content: 322512
label: accession number
content: 241556
objectType: label: Object Name
content: Electron Tube, Triode
label: Object Name
content: dual triode
label: Other Terms
content: Electron Tube, Triode; Electron Tubes
physicalDescription: label: Measurements
content: overall: 4 1/4 in x 1 7/8 in; 10.795 cm x 4.7625 cm