General Electric type VT13 / CG890 triode
date: label: date made
content: ca 1918
name: label: maker
content: General Electric Company
notes: label: Description (Brief)
content: A 4-pin base with brass shell and plastic insulator. Tipped, S-shaped envelope. Made for the U.S. Navy by General Electric [designation CG-890 (later version)].
label: Description (Brief)
content: Donor card reads: "Triode made by the General Electric Company for the US government during World War 1. A redesign of the VT-11 / CG-886, to be used interchangeable with both that tube and the Western Electric VT-1. Filament: 1.1 amperes at 3.3 to 3.9 volts. Anode voltage is 18 to 44 volts. To be used as a detector in receiving equipment. Pure tungsten filament with nickel anode." See also: Tyne, "Saga of the Vacuum Tube," pages 148-150; https://www.radiomuseum.org/tubes/tube_cg-890.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.324342
label: catalog number
content: 324342
label: accession number
content: 252994
objectType: label: Object Name
content: Electron Tube, Triode
label: Object Name
content: triode
label: Other Terms
content: Electron Tube, Triode; Electron Tubes
physicalDescription: label: Measurements
content: overall: 4 3/8 in x 1 3/4 in; 11.1125 cm x 4.445 cm