Western Electric type 355-A thyratron
date: label: date made
content: ca 1940
name: label: maker
content: Western Electric
notes: label: Description (Brief)
content: A 4-pin plastic base with top cap, S-shaped envelope. Stamped: “Western Electric / 355-A”. Donor’s card reads: “Thyratron made by the Western Electric Company. around 1940. A half-wave, thermionic, three-element, negative grid, argon gas filled medium power thyratron designed to operate at frequencies below 150 cycles. Primarily intended for use in regulated rectifier, relay, inverter or other applications requiring thyratron characteristics. Filament type: 2.5 volts at 16 amperes. Approximate tube drop 15 volts. Maximum voltage between anode and grid 350.” See also: https://www.radiomuseum.org/tubes/tube_355a.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.325311
label: catalog number
content: 325311
label: accession number
content: 252994
objectType: label: Object Name
content: Electron Tube
label: Object Name
content: thyratron tube
label: Object Name
content: thyratron
label: Other Terms
content: Electron Tube; Electron Tubes
physicalDescription: label: Measurements
content: overall: 9 in x 3 in; 22.86 cm x 7.62 cm