Telefunken type EVE173 vacuum triode
date: label: date made
content: ca 1918
name: label: maker
content: Telefunken
notes: label: Description (Brief)
content: In original box. "201 Amp." on box. Four-pin base (three banana pins and one hollow post) with metal shell and plastic insulator. Horizontal nickel anode, tipless T-shaped envelope. Paper label on base. Reference: Tyne, "Saga of the Vacuum Tube," pages 250-251; https://www.radiomuseum.org/tubes/tube_eve173.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 the Museum of Science and Industry (Chicago)
dataSource: label: Data Source
content: National Museum of American History
identifier: label: ID Number
content: EM.271855.12
label: collector/donor number
content: 30.450
label: accession number
content: 271855
label: catalog number
content: 271855.12
objectType: label: Object Name
content: Electron Tube, Triode
label: Object Name
content: triode
label: Other Terms
content: Electron Tube, Triode; Electron Tubes
physicalDescription: label: Physical Description
content: composition (overall material)
label: Physical Description
content: glass (overall material)
label: Physical Description
content: metal (overall material)
label: Measurements
content: triode: 12 cm x 4 cm; 4 23/32 in x 1 9/16 in
label: Measurements
content: overall: 4 1/2 in x 1 3/4 in; 11.43 cm x 4.445 cm