Sparton type C401 receiving triode
date: label: date made
content: ca 1933
name: label: maker
content: Sparks-Withington Company
notes: label: Description (Brief)
content: A 4-pin plastic base with two side pins, S-shaped envelope. Stamped on base: "OU-J". One paper label reads: "Detector C-401 Amplifier / Sparton / The Sparks-Withington Co. / Jackson, Michigan / U.S.A." Partial warranty label on reverse, about 30 percent missing, appears to be date 1933. Reference: https://www.radiomuseum.org/tubes/tube_c401.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 Franklin Wingard
dataSource: label: Data Source
content: National Museum of American History
identifier: label: ID Number
content: EM.323051
label: catalog number
content: 323051
label: accession number
content: 241556
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: 5 1/4 in x 1 3/4 in; 13.335 cm x 4.445 cm