Cossor type P1 triode
date: label: date made
content: ca 1923
name: label: maker
content: A. C. Cossor, Ltd.
notes: label: Description (Brief)
content: Marked: "Patt. Apps. / 17232/22 / 17233/22 / T183 / C.V.C. P.1 / BBC / Type Approved by Post Master General". On base insulator: "C.V.C. / Ltd." A 4-pin metal base with plastic insulator, 4 banana pins. Tipped T-shaped envelope. Reference: Tyne, "Saga of the Vacuum Tube," page 375.
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.322506
label: catalog number
content: 322506
label: accession number
content: 241556
objectType: label: Object Name
content: Electron Tube
label: Object Name
content: vacuum tube
label: Object Name
content: triode
physicalDescription: label: Measurements
content: overall: 3 3/4 in x 1 1/16 in; 9.525 cm x 2.69875 cm