RCA type 24A "Radiotron" screen grid tetrode
date: label: date made
content: ca 1932
name: label: maker
content: RCA Corporation
notes: label: Description (Brief)
content: Plastic base with 5 pins, domed envelope, vertical mica supports, top contact. Base marked: "[RCA logo] / Radiotron / Made in U.S.A". Envelope stamped: "24A." Reference: https://www.radiomuseum.org/tubes/tube_24a.html.
label: Location
content: Currently not on view
setName: label: See more items in
content: Work and Industry: Electricity
dataSource: label: Data Source
content: National Museum of American History
identifier: label: ID Number
content: ZZ.RSN79817U05
objectType: label: Object Name
content: Electron Tube
label: Object Name
content: tetrode
label: Other Terms
content: Electron Tube; Electron Tubes
physicalDescription: label: Physical Description
content: composition (overall material)
label: Physical Description
content: glass (overall material)
label: Physical Description
content: metal (overall material)
label: Measurements
content: electron tube: 5 in x 1 3/4 in; 12.7 cm x 4.445 cm