EIMAC type 3-K-20000-LK klystron
date: label: date made
content: ca 1955
name: label: maker
content: Eimac
notes: label: Description (Brief)
content: A water-cooled radio transmitting tube. A large cylindrical tube of glass, ceramic, and metal. Double ended. Specification sheet online. Donor’s card reads: “Klystron made about 1953 by Eitel-McCullough of San Francisco, Calif., primarily for use as output amplifiers in UHF television transmitters. This tube operates from 720 to 890 megacycles. A three-cavity, magnetically focused, power amplifier wen operated as a television visual radio frequency amplifier will deliver 5.5 kw peak synchronizing power output with a power gain of approximately 20 dB. The cavities of these tubes have ceramic windows and are completed by tuning boxes external to the tubes. Pure tungsten filament, 9 volts at 39 amperes. Cathode, unipotential, heated by electronic bombardment, Cathode heating current: .75 ampere at 2300 volts DC. Maximum ratings: DC beam voltage 14000; DC beam current 1.7 amperes, maximum collector dissipation, 20 kw. Consumer price: $2975.00 in 1953.”
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.325316
label: catalog number
content: 325316
label: accession number
content: 252994
objectType: label: Object Name
content: klystron tube
label: Object Name
content: klystron
physicalDescription: label: Measurements
content: overall: 51 1/2 in x 8 in x 6 in; 130.81 cm x 20.32 cm x 15.24 cm