Sylvania type 6Z4 full-wave vacuum rectifier
date: label: date made
content: ca 1936
name: label: maker
content: Sylvania Electric Products Inc.
notes: label: Description (Brief)
content: A 5-pin plastic base with center post, domed envelope. Stamped: "B8M" and "Sylvania / Made in U.S.A. / [logo]”. Donor’s card reads: “Full-wave vacuum rectifier made by the Sylvania Corporation. Glass type used in power supplies of automobile and AC-operated radio receivers. Heater type: 6.3 volts at .5 ampere. Maximum inverse plate voltage 1250, 60 milliamp DC maximum output.” See also: https://www.radiomuseum.org/tubes/tube_6z4.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.325243
label: catalog number
content: 325243
label: accession number
content: 252994
objectType: label: Object Name
content: Electron Tube, Diode
label: Object Name
content: rectifier
label: Other Terms
content: Electron Tube, Diode; Electron Tubes
physicalDescription: label: Measurements
content: overall: 4 1/8 in x 1 1/2 in; 10.4775 cm x 3.81 cm