Sylvania type 14R7 twin diode remote cutoff pentode
date: label: date made
content: ca 1943
name: label: maker
content: Sylvania Electric Products Inc.
notes: label: Description (Brief)
content: An 8-pin metal base with center post, T-shaped envelope. Donor’s card reads: “Twin diode remote cutoff pentode made by the Sylvania Corporation in 1954. Glass lock-in type used as a combination detector, amplifier and automatic volume control in AC/DC radio receivers. Except for heater voltage, identical to the type 7-R-7 tube [catalog number 325111]. Heater type: 12.6 volts at .15 ampere.” See also: https://www.radiomuseum.org/tubes/tube_14r7.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.325297
label: catalog number
content: 325297
label: accession number
content: 252994
objectType: label: Object Name
content: Electron Tube
label: Object Name
content: pentode
label: Object Name
content: diode
label: Other Terms
content: Electron Tube; Electron Tubes
physicalDescription: label: Measurements
content: overall: 2 3/4 in x 1 1/4 in; 6.985 cm x 3.175 cm