RCA type UY227 "Radiotron" vacuum triode
date: label: date made
content: ca 1928
name: label: maker
content: RCA Corporation
notes: label: Description (Brief)
content: A 5-pin plastic base with tipless S-shaped envelope, partly silvered, in original package. Stamped on base: "Radiotron / -UY-227-". RCA logo on top. References: Tyne, "Saga of the Vacuum Tube," page 320; https://www.radiomuseum.org/tubes/tube_uy227.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.323232
label: catalog number
content: 323232
label: accession number
content: 241556
objectType: label: Object Name
content: Electron Tube
label: Object Name
content: Vacuum tube
label: Object Name
content: triode
physicalDescription: label: Physical Description
content: cardboard (box material)
label: Measurements
content: tube: 4 1/4 in x 1 3/4 in; 10.795 cm x 4.445 cm
label: Measurements
content: box: 5 in x 2 1/4 in x 2 1/4 in; 12.7 cm x 5.715 cm x 5.715 cm