Western Electric type VT1 vacuum triode
date: label: date made
content: ca 1918
name: label: maker
content: Western Electric
notes: label: Description (Brief)
content: A 4-pin brass base shell with plastic insulator, corrugated plates, tipped T-shaped envelope with yellow top. Molded in base insulator: "VT1". Stamped on base: "Pat. in U.S.A. / 1-15-1907 two patents / 2-18-08, 4-27-15 / 12-19-16 / Pat Applied for". Paper label: "Tested for Oscillation, Filament and / General Conditions / Tested perfect [blank] / Manufacturer reserves right of examining / defective tubes before replacing / Walthal Electric Co., Inc. / 61 Cortlandt St. New York". Reference: Tyne, "Saga of the Vacuum Tube," pages 93-99; also https://www.radiomuseum.org/tubes/tube_vt-1.html.
label: Location
content: Currently not on view
setName: label: See more items in
content: Work and Industry: Electricity
dataSource: label: Data Source
content: National Museum of American History
identifier: label: ID Number
content: ZZ.RSN80550U34
objectType: label: Object Name
content: Electron Tube , Triode
label: Object Name
content: triode
label: Other Terms
content: Electron Tube , Triode; Electron Tubes
physicalDescription: label: Physical Description
content: composition (overall material)
label: Physical Description
content: glass (overall material)
label: Physical Description
content: metal (overall material)
label: Measurements
content: overall: 4 in x 1 3/8 in; 10.16 cm x 3.4925 cm