Western Electric type 423-A cold cathode diode
date: label: date made
content: 1950
name: label: maker
content: Western Electric
notes: label: Description (Brief)
content: A 9-pin glass base with tipped T-shaped envelope. Miniature tube. Stamped: "Western / Electric / 423 A / Made in U.S.A.". Donor’s card reads: “Cold cathode diode made by the Western Electric Company in 1950 for use as a voltage regulator tube. Anode breakdown voltage 135.” See also: https://www.radiomuseum.org/tubes/tube_423a.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.324942
label: catalog number
content: 324942
label: accession number
content: 252994
objectType: label: Object Name
content: diode
physicalDescription: label: Measurements
content: overall: 1 5/8 in x 3/4 in; 4.1275 cm x 1.905 cm