Marconi type V24 vacuum triode
date: label: date made
content: ca 1917
name: label: maker
content: Marconi Wireless Telegraph Co. Ltd.
notes: label: Description (Brief)
content: Marconi type "Q" V24 radio valve. Four metal contacts, one at each end (filament) and one on each side (plate and grid). Cylindrical plate, helical wire grid, straight single wire filament with helical wire support at end. Tipped T-shaped envelope, half frosted. Envelope stamped: "Marconi's W.T. Co Ltd. / Pat. Appn. No. 28413-13 / V24 B". References: Tyne, "Saga of the Vacuum tube," 223-224; https://www.radiomuseum.org/tubes/tube_v24.html.
label: Location
content: Currently not on view
setName: label: See more items in
content: Work and Industry: Electricity
creditLine: label: Credit Line
content: from Susan Horle
dataSource: label: Data Source
content: National Museum of American History
identifier: label: ID Number
content: EM.314092
label: catalog number
content: 314092
label: accession number
content: 195337
objectType: label: Object Name
content: Electron Tube
label: Object Name
content: triode
label: Object Name
content: vacuum tube
label: Other Terms
content: Electron Tube; Electron Tubes
physicalDescription: label: Measurements
content: overall: 3 in x 1 in x 3/4 in; 7.62 cm x 2.54 cm x 1.905 cm