RCA type 230 vacuum triode
date: label: date made
content: ca 1931
name: label: maker
content: Radio Corporation of America
notes: label: Description (Brief)
content: Plastic 4-pin base with tipless T-shaped envelope, getter stain on inner wall. Stamped on top: "RCA"; on base: "Radiotron / CA / 230". References: Tyne, "Saga of the Vacuum Tube," page 329-330; https://www.radiomuseum.org/tubes/tube_230.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.321139
label: catalog number
content: 321139
label: accession number
content: 241556
objectType: label: Object Name
content: triode
label: Object Name
content: vacuum tube
label: Other Terms
content: Electron Tube; Electron Tubes
physicalDescription: label: Measurements
content: overall: 4 in x 1 1/8 in; 10.16 cm x 2.8575 cm