Audio frequency transformer
date: label: date made
content: ca 1911
label: date made
content: ca. 1911
name: label: associated person
content: Deforest, Dr.
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 A. M. Stevens
dataSource: label: Data Source
content: National Museum of American History
identifier: label: ID Number
content: EM.311093
label: catalog number
content: 311093
label: accession number
content: 138952
objectType: label: Object Name
content: Transformer, Audio
label: Object Name
content: transformer
label: Other Terms
content: Transformer, Audio; Electromagnetic Devices; Magnetic Devices; Electromagnetic Devices
physicalDescription: label: Measurements
content: overall: 3 in x 8 in x 2 1/2 in; 7.62 cm x 20.32 cm x 6.35 cm