Western Electric type VT2 radio tube
date: label: date made
content: ca 1917
name: label: maker
content: Western Electric
notes: label: Description (Brief)
content: Brass 4-pin base (gold tips on tines) with bakelite insulator, two plates and grids with one emitter. Tipped G-shaped envelope. Stamped: "500316" on the side; on the shell: "Signal Corps / VT2 / Western / Electric Co. Inc. / 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. "A VT-2 '5-watt' transmitting tube made by Western Electric for U.S. Signal Corps, World War I period. Note real gold tips on base pins - a Signal Corps requirement until demands for wartime quantity became pressing. GE scouted this idea and was a factor in abandoning it."
label: Location
content: Currently not on view
setName: label: See more items in
content: Work and Industry: Electricity
creditLine: label: Credit Line
content: from General Electric Research Laboratory, thru W. C. White and J. R. Morgan
dataSource: label: Data Source
content: National Museum of American History
identifier: label: ID Number
content: EM.315601
label: catalog number
content: 315601
label: accession number
content: 220105
label: collector/donor number
content: 66
objectType: label: Object Name
content: Electron Tube
label: Object Name
content: vacuum tube
label: Object Name
content: electron tube
label: Other Terms
content: Electron Tube; Electron Tubes
physicalDescription: label: Measurements
content: overall: 4 1/8 in x 2 3/8 in; 10.4775 cm x 6.0325 cm