General Electric type KM-1 "Kenotron" tube
name: label: maker
content: General Electric Company
notes: label: Description (Brief)
content: Kenotron tube - marked by Columbia "P3B28". Reference: William C. White, "The Tron Family," Electronic Industries, January 1946, notes that the term "kenotron" was coined by Langmiur in 1915 to mean "vacuum instrument." Filament 10 volts, 100 watts, serial number 1527.
label: Location
content: Currently not on view
setName: label: See more items in
content: Work and Industry: Electricity
creditLine: label: Credit Line
content: from Columbia University, Department of Physics, thru Alvin P. Tramm
dataSource: label: Data Source
content: National Museum of American History
identifier: label: ID Number
content: EM.322946
label: catalog number
content: 322946
label: accession number
content: 249200
objectType: label: Object Name
content: Electron Tube
label: Object Name
content: kenotron
label: Other Terms
content: Electron Tube; Electron Tubes
physicalDescription: label: Measurements
content: overall: 11 in x 3 3/4 in; 27.94 cm x 9.525 cm