Westinghouse type WL-865 tetrode
date: label: date made
content: ca 1943
name: label: maker
content: Westinghouse Electric Corporation
notes: label: Description (Brief)
content: A 4-pin plastic base with top contact, S-shaped envelope. Stamped: “Westinghouse / WL-865 / [W logo]”. Donor’s card reads: “Tetrode made by Westinghouse for the US government during World War II. Similar to and interchangeable with the RCA type 865 [catalog number 324466], but physically different in construction. Filament: 7.5 volts at 2 amperes, 750 volts on the plate, 175 volts on the screen, and 200 volts negative control grid bias for an output of about 15 watts.”
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.324786
label: catalog number
content: 324786
label: accession number
content: 252994
objectType: label: Object Name
content: Electron Tube
label: Object Name
content: tetrode
label: Other Terms
content: Electron Tube; Electron Tubes
physicalDescription: label: Measurements
content: overall: 6 in x 2 in; 15.24 cm x 5.08 cm