Western Electric type 715A power tetrode
date: label: date made
content: ca 1943
name: label: maker
content: Western Electric
notes: label: Description (Brief)
content: A 4-pin base with plastic plate, top contact, T-shaped envelope with neck. Stamped: "Western Electric / Made in U.S.A. / 715 A / 51583". A screen grid tetrode for aircraft radar units. Donor’s card reads: “Tetrode made by Western Electric for the US government during World War II. A special purpose tube for pulsed operation. Heater type: 26 volts at 2.1 amperes. Plate 15000 volts at 30 milliamps, negative control grid bias 1000 volts.” See also: https://www.radiomuseum.org/tubes/tube_715a.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.324779
label: catalog number
content: 324779
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: 5 3/4 in x 2 5/8 in; 14.605 cm x 6.6675 cm