RCA / Westinghouse type WD11 "Aeriotron" triode
date: label: date made
content: ca 1917
name: label: maker
content: Radio Corporation of America
label: maker
content: Westinghouse Electric Corporation
notes: label: Description (Brief)
content: RCA / Westinghouse type WD-11 "Aeriotron" triode, style #319533, brass 4-pin base with plastic insulator, tipped envelope, form 8942 on envelope, base markings faded, one has been painted over but the A for Aeriotron is visible. Paper label reads: "Caution! / Do not connect filament / to any voltage greater than / that furnished by a 1.5 / volt single dry cell. / The filament should show only / a very faint red in a dark / room at proper operating / temperature. The color / is almost imperceptible / by daylight. A greater / voltage will seriously dam- / age the tube/ Form 8942".
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.310267.07
label: catalog number
content: 310267.07
label: accession number
content: 114467
objectType: label: Object Name
content: Electron Tube
label: Object Name
content: triode
label: Other Terms
content: Electron Tube; Electron Tubes
physicalDescription: label: Measurements
content: overall: 4 1/2 in x 1 1/4 in; 11.43 cm x 3.175 cm