Arcturus type 70A7GT half-wave rectifier, beam power tetrode
date: label: date made
content: ca 1939
name: label: maker
content: Arcturus
notes: label: Description (Brief)
content: A plastic base with 8 pins, aquadaq coating, T-shaped envelope. Stamped on envelope: "70A7 / GT"; on base: "Arcturus / Made in U.S.A. / K1". Reference: https://www.radiomuseum.org/tubes/tube_70a7gt.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 Susan Horle
dataSource: label: Data Source
content: National Museum of American History
identifier: label: ID Number
content: EM.314008
label: catalog number
content: 314008
label: accession number
content: 195337
objectType: label: Object Name
content: Electron Tube
label: Object Name
content: tetrode
label: Object Name
content: rectifier
label: Other Terms
content: Electron Tube; Electron Tubes
physicalDescription: label: Measurements
content: overall: 3 1/4 in x 1 1/4 in; 8.255 cm x 3.175 cm