Sovereign type AC triode
date: label: date made
content: ca 1928
name: label: maker
content: Sovereign Electric and Manufacturing Company
notes: label: Description (Brief)
content: A 4-pin plastic base with a removable Kellogg plastic terminal plugged onto the top electrode. T-shaped envelope, getter stain, metal shield. Stamped: "Sovereign / A-C tube". Reference: https://www.radiomuseum.org/tubes/tube_501_sovereign.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.321237
label: catalog number
content: 321237
objectType: label: Object Name
content: Electron Tube
label: Object Name
content: triode
label: Other Terms
content: Electron Tube; Electron Tubes
physicalDescription: label: Measurements
content: overall: 5 3/4 in x 1 3/4 in; 14.605 cm x 4.445 cm