Stewart Warner type 201A triode
date: label: date made
content: ca 1928
name: label: maker
content: Gold Seal Electrical Co., Inc.
notes: label: Description (Brief)
content: A 4-pin plastic base, tipless S-shaped envelope, silvered, warranty label on tube reads: "Guarantee Notice! The guarantee on / this Stewart-Warner / Radio Tube is printed on the tube carton. This / guarantee is not valid unless date of sale of this / tube to customer is filled in below with ink. / [blank] 19 [blank]." Stamped on base: Stewart / [logo] / Warner. "S" logo [Shaw] molded on base. Reference: https://www.radiomuseum.org/tubes/tube_201a.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.322795
label: catalog number
content: 322795
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: Physical Description
content: composition (overall material)
label: Physical Description
content: glass (overall material)
label: Physical Description
content: metal (overall material)
label: Measurements
content: electron tube, triode: 10.5 cm x 4 cm; 4 1/8 in x 1 9/16 in