Cunningham type 0Z4 full-wave gas rectifier
date: label: date made
content: ca 1940
name: label: maker
content: E. T. Cunningham, Inc.
notes: label: Description (Brief)
content: A full-wave, cold-cathode rectifier for a power supply. A metal case with 5-pin plastic base. Marked: "[logo] Cunningham / Made in U.S.A. / 0Z4". Reference: https://www.radiomuseum.org/tubes/tube_0z4.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 Franklin Wingard
dataSource: label: Data Source
content: National Museum of American History
identifier: label: ID Number
content: EM.322530
label: catalog number
content: 322530
label: accession number
content: 241556
objectType: label: Object Name
content: rectifier
physicalDescription: label: Measurements
content: overall: 2 1/4 in x 1 1/4 in; 5.715 cm x 3.175 cm