type X171 triode
date: label: date made
content: ca 1926
name: label: maker
content: unknown
notes: label: Description (Brief)
content: Unknown maker. A 4-pin plastic base with T-shaped envelope, mostly silvered. Stamped on base: "- -X-171-". Internal structure appears to match a UX-171 triode. Reference: Tyne, "Saga of the Vacuum Tube," pages 315-316; https://www.radiomuseum.org/tubes/tube_x171.html.
label: Location
content: Currently not on view
setName: label: See more items in
content: Work and Industry: Electricity
dataSource: label: Data Source
content: National Museum of American History
identifier: label: ID Number
content: ZZ.RSN79796T31
objectType: label: Object Name
content: Electron Tube
label: Object Name
content: triode
physicalDescription: label: Measurements
content: overall: 4 3/8 in x 1 3/4 in; 11.1125 cm x 4.445 cm