Western Electric type 215A "peanut" vacuum triode with type 109A socket
date: label: date made
content: 1919
name: label: maker
content: Western Electric
notes: label: Description (Brief)
content: A 4-contact plastic bayonet base with side pin, tipped T-shaped envelope, cylindrical shield. Stamped on side of envelope: "194471". Triode mounted in a surface-mount type 109-A tube socket. Socket label reads: "109-A socket / Pat. in U.S.A. Dec. 23, 1919 / Pat. App. For". Solder residue on all four socket connecting posts. Reference: https://www.radiomuseum.org/tubes/tube_215a.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.322848
label: catalog number
content: 322848
label: accession number
content: 241556
objectType: label: Object Name
content: triode
label: Object Name
content: vacuum tube
label: Object Name
content: tube socket
physicalDescription: label: Measurements
content: tube only: 2 1/2 in x 1/2 in; 6.35 cm x 1.27 cm
label: Measurements
content: socket: 7/8 in x 1 5/8 in x 1 1/4 in; 2.2225 cm x 4.1275 cm x 3.175 cm
label: Measurements
content: overall: 2 3/4 in x 1 5/8 in x 1 1/4 in; 6.985 cm x 4.1275 cm x 3.175 cm