Western Electric model 523-W loud speaker driver
date: label: date made
content: ca 1923
name: label: maker
content: Western Electric
notes: label: Description (Brief)
content: Marked: "Made in U.S.A. / Western Electric / Pat. in U.S.A. / July 23, 1918 / 523W". A commercial drive unit for a loudspeaker using the headphone principle. This specimen is mounted on a small wooden base. A cylindrical coupling device inserts into area above diaphragm.
label: Location
content: Currently not on view
place: label: place made
content: United States
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.321664
label: accession number
content: 241556
label: catalog number
content: 321664
label: model number
content: 523-W
objectType: label: Object Name
content: loud speaker
label: Object Name
content: loudspeaker
physicalDescription: label: Measurements
content: overall: 3 1/2 in x 2 3/4 in; 8.89 cm x 6.985 cm