Sylvania type SX200A gas triode
name: label: maker
content: Sylvania Electric Products Inc.
notes: label: Description (Brief)
content: A 4-pin plastic base with S-shaped envelope. Base stamped: "Sylvania / SX-200-A." One paper label reads: "Tested and Delivered by / Sylvania Dealer [....]"; another reads: "Guaranteed Detector No. [....]". Reference: https://www.radiomuseum.org/tubes/tube_sx-200a.html.
label: Description (Brief)
content: Donor card reads: "Made by the Sylvania Corporation about 1936 to 1938. A battery operated tube of the "soft" gaseous type used as a detector in radio receivers. The tube is a late version, if not the last, of the UV-200 and UX-200 tubes ... which originated in the original 1920 line of RCA tubes. Thoriated tungsten filament: 5 volts at .25 ampere. Requires a variable "B" voltage, maximum of 45, for best results."
label: Location
content: Currently not on view
setName: label: See more items in
content: Work and Industry: Electricity
creditLine: label: Credit Line
content: from Paul G. Watson
dataSource: label: Data Source
content: National Museum of American History
identifier: label: ID Number
content: EM.324372
label: catalog number
content: 324372
label: accession number
content: 252994
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 1/4 in x 1 3/4 in; 10.795 cm x 4.445 cm