Westinghouse type WL869A rectifier
date: label: date made
content: ca 1930
name: label: maker
content: Westinghouse Electric & Manufacturing Co.
notes: label: Description (Brief)
content: A half-wave mercury-vapor rectifier. Plated three-pin base with ceramic insulator, top contact, spherical BT-shaped envelope. Mercury pooled inside and deposited on inner structures. Stamped on base shell: "[Westinghouse logo] / WL-869-A / Licensed only for / use authorized by / contact of sale / 29216". Paper label: "6148 Hours / [????] / Trips / 4RV." Reference: https://www.radiomuseum.org/tubes/tube_869a.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.323043
label: catalog number
content: 323043
label: accession number
content: 241556
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: 14 3/4 in x 5 in; 37.465 cm x 12.7 cm