Italian “Zenith” triode
date: label: date made
content: ca 1941
name: label: maker
content: Zenith
notes: label: Description (Brief)
content: A 4-pin plastic base, banana pins. S-shaped envelope with getter stain. Stamped on envelope: “Zenith / [BR]M 1929 / 150 V “. Donor card reads: "Triode from Russian sources, but probably made by the Italian Zenith interests. This tube came from an interned Russian ship in the port of New York during World War II, through the courtesy of Mr. C. D. Guthrie. Lead seal fastened around the tube is the official Russian government seal of acceptance. Battery operated 5 volt filament." Not to be confused with the US Zenith company.
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.324492
label: catalog number
content: 324492
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 in x 1 3/4 in; 10.16 cm x 4.445 cm