General Electric type 6SF7 diode-remote cutoff pentode
date: label: date made
content: ca 1942
name: label: maker
content: General Electric Company
notes: label: Description (Brief)
content: A plastic 8-pin base with center post, metal case. Stamped: “General Electric / Made in U.S.A. 45 / 6SF7”. Donor’s card reads: “Diode-remote cutoff pentode made by the General Electric Company. Used as a combination radio frequency or intermediate frequency amplifier and detector, or AVC tube in radio receivers. Also used as a resistance coupled audio frequency amplifier. Metal envelope, heater type, 6.3 volts at .3 ampere.”
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.324556
label: catalog number
content: 324556
label: accession number
content: 252994
objectType: label: Object Name
content: Electron Tube, Triode
label: Object Name
content: pentode
label: Object Name
content: diode
label: Other Terms
content: Electron Tube, Triode; Electron Tubes
physicalDescription: label: Measurements
content: overall: 2 1/8 in x 1 1/4 in; 5.3975 cm x 3.175 cm