Loewe type AR23 "Audion" vacuum triode
date: label: date made
content: ca 1926
label: date made
content: ca 1924
name: label: maker
content: Loewe
notes: label: Description (Brief)
content: A triode with a 4-pin base, banana pins. Tipped S-shaped envelope. Horizontally-mounted collector with axially-mounted filament. Includes panel from original box: "Radio [Loewe logo] Audion Valve". Marking stamped on envelope is faded and illegible. Maker: Loewe Radio A.G., Berlin-Steiglitz. References: Tyne: "Saga of the Vacuum Tube," pages 446-450; also https://www.radiomuseum.org/tubes/tube_ar23.html. Chicago Museum #30.457 on tag.
label: Location
content: Currently not on view
setName: label: See more items in
content: Work and Industry: Electricity
creditLine: label: Credit Line
content: from the Museum of Science and Industry (Chicago)
dataSource: label: Data Source
content: National Museum of American History
identifier: label: ID Number
content: EM.330625
label: catalog number
content: 330625
label: accession number
content: 271855
label: collector/donor number
content: 30.457
objectType: label: Object Name
content: Electron Tube, Triode
label: Object Name
content: triode
label: Other Terms
content: Electron Tube, Triode; Electron Tubes
physicalDescription: label: Measurements
content: overall: 3 1/2 in x 1 1/2 in; 8.89 cm x 3.81 cm