Philco type 24A screen grid tetrode
date: label: date made
content: ca 1932
name: label: maker
content: Philco
notes: label: Description (Brief)
content: Plastic base with 5 pins, domed envelope, top contact. Base marked: "*Philco* / Made in U.S.A. / 3F" and "Licensed only to extent indicated on carton". Envelope stamped: "24A". Paper label from Star Radio Co., "Tested" date illegible. 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
creditLine: label: Credit Line
content: from Carl W. Mitman
dataSource: label: Data Source
content: National Museum of American History
identifier: label: ID Number
content: EM.320616
label: catalog number
content: 320616
label: accession number
content: 242373
objectType: label: Object Name
content: tetrode
label: Object Name
content: vacuum tube
label: Other Terms
content: Electron Tube; Electron Tubes
physicalDescription: label: Measurements
content: overall: 5 in x 1 3/4 in; 12.7 cm x 4.445 cm