Magnavox type R-3 model A "Telemegafone" loudspeaker
date: label: date made
content: ca 1923
name: label: maker
content: Magnavox Company
notes: label: Location
content: Currently not on view
setName: label: See more items in
content: Work and Industry: Electricity
creditLine: label: Credit Line
content: from the Massachusetts Institute of Technology, Dept. of Electrical Engineering, thru John A. Tucker
dataSource: label: Data Source
content: National Museum of American History
identifier: label: ID Number
content: EM.322180
label: catalog number
content: 322180
label: model number
content: R-3
label: accession number
content: 244197
objectType: label: Object Name
content: Loudspeaker Driver
label: Object Name
content: loudspeaker
label: Other Terms
content: Loudspeaker Driver; Audio Devices
physicalDescription: label: Measurements
content: overall: 5 1/2 in x 5 1/2 in x 8 1/4 in; 13.97 cm x 13.97 cm x 20.955 cm