Sylvania dual triode engineering sample
date: label: date made
content: ca 1943
name: label: maker
content: Sylvania Electric Products Inc.
notes: label: Description (Brief)
content: Sylvania dual triode (twin triode). A steel base with 8 contacts (1 missing) and center pin. Tipless T-shaped envelope, silvered top. Stamped on top: "Eng. Sample", on side: "Sylvania / Made in U.S.A. / [S leaf logo]". Steel base may indicate this was made during World War II.
label: Location
content: Currently not on view
setName: label: See more items in
content: Work and Industry: Electricity
creditLine: label: Credit Line
content: from Franklin Wingard
dataSource: label: Data Source
content: National Museum of American History
identifier: label: ID Number
content: EM.323225
label: accession number
content: 241556
label: catalog number
content: 323225
objectType: label: Object Name
content: vacuum tube
label: Object Name
content: triode
label: Object Name
content: dual triode
label: Object Name
content: Electron Tube
label: Other Terms
content: Electron Tube; Electron Tubes
physicalDescription: label: Measurements
content: overall: 3 in x 1 1/8 in; 7.62 cm x 2.8575 cm