Cowan type C201A "Chrystolite" vacuum triode
notes: label: Description (Brief)
content: A 4-pin brass base with ceramic insulator, tipless T-shaped envelope, silvered. Stamped on base: "C-201-A / 5V. - 1/4 A[?] / Detector/Amplifier". Fir radio frequency / intermediate frequency stages. Made by Cowan Manufacturing Corp. Reference: https://www.radiomuseum.org/tubes/tube_c-201-a.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 Henry Wirth
dataSource: label: Data Source
content: National Museum of American History
identifier: label: ID Number
content: EM.312381
label: catalog number
content: 312381
label: accession number
content: 163277
objectType: label: Object Name
content: Electron Tube
label: Object Name
content: vacuum tube
label: Object Name
content: triode
physicalDescription: label: Measurements
content: overall: 4 3/8 in x 1 11/16 in; 11.1125 cm x 4.2545 cm