General Electric type UV876 ballast tube
date: label: date made
content: ca 1922
name: label: maker
content: General Electric Company
notes: label: Description (Brief)
content: A brass mogul screw base with glass insulator, angled leads, crimp connectors, wavy tungsten filament, mica insulators. T-shaped envelope. Donor’s card reads: “Ballast tube made by the General Electric Company for the Radio Corporation of America in the early 1920s and was first used in their model 104 power amplifier / loud speaker unit, and in a large console receiver that included the same power unit. Not a widely used tube as the application was limited. Mounted on a mogul screw base, this tube is a resistance enclosed in a vacuum.” See also: https://www.radiomuseum.org/tubes/tube_uv876.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 Paul G. Watson
dataSource: label: Data Source
content: National Museum of American History
identifier: label: ID Number
content: EM.324432
label: catalog number
content: 324432
label: accession number
content: 252994
objectType: label: Object Name
content: Ballast Tube
label: Object Name
content: resistance
label: Other Terms
content: Ballast Tube; Resistance
physicalDescription: label: Measurements
content: overall: 7 in x 2 in; 17.78 cm x 5.08 cm