Western Electric type VT2 radio tube
date: label: date made
content: ca 1917
label: date made
content: ca. 1918
name: label: maker
content: Western Electric
notes: label: Description (Brief)
content: VT-2 tube with envelope. Audion is being used generically here. Brass 4-pin base (gold tips on tines) with bakelite insulator, two plates and grids with one emitter. Stamped on the shell: "Pat. in U.S.A. / 1-15-07 Two patents / 2-18-03 4-27-15 / 12-19-16 / Pat. Applied For". Reference: Tyne, "Saga of the Vacuum Tube" 100-103, 286-287; https://www.radiomuseum.org/tubes/tube_vt2.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 Theodore W. Case
dataSource: label: Data Source
content: National Museum of American History
identifier: label: ID Number
content: EM.309155.03
label: accession number
content: 63700
label: catalog number
content: 309155.03
objectType: label: Object Name
content: Electron Tube
label: Object Name
content: vacuum tube
label: Object Name
content: triode
label: Other Terms
content: Electron Tube; Electron Tubes
physicalDescription: label: Measurements
content: overall: 3 3/4 in x 1 3/8 in; 9.525 cm x 3.4925 cm