Sylvania type 59 triple grid power amplifier tube
date: label: date made
content: ca 1934
name: label: maker
content: Sylvania Electric Products Inc.
notes: label: Description (Brief)
content: A plastic base with 7-pins, domed envelope. Donor’s card reads: “Triple grid power amplifier tube made by Sylvania Corp. for use in the audio output stage of power amplifiers and radio receivers. Heater type: 2.5 volts at 2 amperes. When used as a Class A amplifier, with 250 volts on the plate and screen, 18 volts negative control grid bias, this tube will give 3 watts audio output. See also: https://www.radiomuseum.org/tubes/tube_59.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.324527
label: catalog number
content: 324527
objectType: label: Object Name
content: pentode
label: Object Name
content: vacuum tube
label: Other Terms
content: Electron Tube; Electron Tubes
physicalDescription: label: Measurements
content: overall: 5 1/4 in x 2 in; 13.335 cm x 5.08 cm