Western Electric type 400A pentagrid-converter
name: label: maker
content: Western Electric
notes: label: Description (Brief)
content: A 7-pin glass base with T-shaped envelope, top tipped. No information on donor’s card. See also: https://www.radiomuseum.org/tubes/tube_400a_we.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 Paul G. Watson
dataSource: label: Data Source
content: National Museum of American History
identifier: label: ID Number
content: EM.325193
label: catalog number
content: 325193
label: accession number
content: 252994
label: accession number
content: 252994
objectType: label: Object Name
content: Electron Tube
label: Object Name
content: electron tube
label: Object Name
content: heptode
label: Other Terms
content: Electron Tube; Electron Tubes
physicalDescription: label: Measurements
content: overall: 2 in x 3/4 in; 5.08 cm x 1.905 cm