Northern type AC608A "Marathon" vacuum triode
date: label: date made
content: ca 1927
name: label: maker
content: Northern Manufacturing Co.
notes: label: Description (Brief)
content: A 4-pin plastic base with two external contacts on collar, vertical element, tipless T-shaped envelope, top silvered. Stamped on base: "Marathon / AC-608-AR". Reference: https://www.radiomuseum.org/tubes/tube_608a.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 Henry Wirth
dataSource: label: Data Source
content: National Museum of American History
identifier: label: ID Number
content: EM.312379
label: catalog number
content: 312379
label: accession number
content: 163277
objectType: label: Object Name
content: Electron Tube
label: Object Name
content: triode
physicalDescription: label: Measurements
content: overall: 4 1/2 in x 1 3/4 in; 11.43 cm x 4.445 cm