type 19-V-8 triple diode triode
notes: label: Description (Brief)
content: A 9-pin glass base with tipped T-shaped envelope. Miniature tube. Stamped: “19-V-8 / Guaranteed / Electronic Tube”. Donor’s card reads: “Triple diode triode, maker unknown, branded Guaranteed Electronic Tube. Miniature tube containing two high perveance diodes, a medium perveance diode and a high Mu triode in one envelope. One of the high perveance diodes has a separate cathode providing satisfactory operation on balanced low impedance detector circuits. This tube structure permits the construction of AM/FM receivers with a minimum of switching. Heater type: 18.9 volts at .15 ampere.” See also: https://www.radiomuseum.org/tubes/tube_19v8.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.325279
label: catalog number
content: 325279
label: accession number
content: 252994
objectType: label: Object Name
content: Electron Tube
label: Object Name
content: triode
label: Object Name
content: diode
label: Other Terms
content: Electron Tube; Electron Tubes
physicalDescription: label: Measurements
content: overall: 2 in x 7/8 in; 5.08 cm x 2.2225 cm