Cossor type W1 triode
date: label: date made
content: ca 1925
name: label: maker
content: A. C. Cossor, Ltd.
notes: label: Description (Brief)
content: Black plastic base with 4 brass banana pins. Tipped T-shaped envelope. Marked: "Cossor / Patented / 7282-8/22 / No. 282 / W.1. / F.1:8-2 /A 20-100". Audio frequency triode. Clear top, partial paper label. Reference: Tyne, "Saga of the Vacuum Tube," page 375; https://www.radiomuseum.org/tubes/tube_w1_cossor.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 Franklin Wingard
dataSource: label: Data Source
content: National Museum of American History
identifier: label: ID Number
content: EM.321039
label: catalog number
content: 321039
label: accession number
content: 241556
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 in x 1 1/4 in; 10.16 cm x 3.175 cm