RCA type 874 voltage regulator
date: label: date made
content: ca 1935
name: label: maker
content: Radio Corporation of America
notes: label: Description (Brief)
content: A 4-pin plastic base with top contact, domed envelope. Donor’s card reads: “Voltage regulator made by the Radio Corporation of America. A revised and somewhat improved version of the original model [catalog number 324403]. Only the envelope appears to be greatly changed. This pattern dates from about 1935.” See also: https://www.radiomuseum.org/tubes/tube_874.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.324825
label: catalog number
content: 324825
label: accession number
content: 252994
objectType: label: Object Name
content: Voltage Regulator
label: Object Name
content: electron tube
label: Other Terms
content: Voltage Regulator; Electron Tubes
physicalDescription: label: Measurements
content: overall: 5 1/2 in x 2 in; 13.97 cm x 5.08 cm