Western Electric type 386A miniature "doorknob" pentode
date: label: date made
content: ca 1931
name: label: maker
content: Western Electric
notes: label: Description (Brief)
content: A glass base with 6 pins and bottom tip, single top lead. Stamped: "Western Electric / Made in U.S.A. / 386-A". Donor’s card reads: “Pentode made by the Western Electric Company for VHF applications or possibly early radar units, 1932 or before. Heater 6.3 volts at .15 ampere. Used as a Class A amplifier with 150 volts at 7.5 milliamps on the plate.” See also: https://www.radiomuseum.org/tubes/tube_386a%5Fwe.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.325218
label: catalog number
content: 325218
label: accession number
content: 252994
objectType: label: Object Name
content: Electron Tube
label: Object Name
content: pentode
label: Other Terms
content: Electron Tube; Electron Tubes
physicalDescription: label: Measurements
content: overall: 2 in x 1 1/4 in; 5.08 cm x 3.175 cm