Western Electric type JAN-725A magnetron
date: label: date made
content: ca 1943
name: label: maker
content: Western Electric
notes: label: Description (Brief)
content: A metal assembly with a rectangular glass envelope on top, and a metal tube set perpendicular to the envelope. Stamped with a US Navy emblem, and with serial number E038050. Donor’s card reads: “Magnetron made by the Western Electric Company for the US government during World War II. This type of magnetron is a VHF oscillator, pulsed type, designed to operate at a fixed frequency between 9345 and 9405 megacycles. Under pulsed conditions it is capable of delivering up to 60 KW of pulsed power. Heater type, 6.3 volts at 1 ampere. Peak anode voltage 12000, peak anode current 12 amperes. Pulse frequency 1000 per second. Pulse duration 1 microsecond.”
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.324630
label: catalog number
content: 324630
label: accession number
content: 252994
objectType: label: Object Name
content: Electron Tube, Diode
label: Object Name
content: magnetron
label: Other Terms
content: Electron Tube, Diode; Electron Tubes
physicalDescription: label: Measurements
content: overall: 6 1/2 in x 5 1/2 in x 3 1/2 in; 16.51 cm x 13.97 cm x 8.89 cm