type 201A triode
date: label: date made
content: ca 1920
notes: label: Description (Brief)
content: A 4-pin plastic base with tipless S-shaped envelope, silvered. Logo molded on bottom of base shell has been abraded away. Burn and melt zone on one side between base and envelope. No extant maker's markings.
label: Location
content: Currently not on view
setName: label: See more items in
content: Work and Industry: Electricity
creditLine: label: Credit Line
content: from Fred C. Reed
dataSource: label: Data Source
content: National Museum of American History
identifier: label: ID Number
content: EM.310267.06
label: catalog number
content: 310267.06
label: accession number
content: 114467
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: 4 1/8 in x 1 3/4 in; 10.4775 cm x 4.445 cm