"Fidelity" radio signal detector
notes: label: Description (Brief)
content: "Fidelity" radio signal detector, vertical mount, open structure with hexagonal crystal holder.
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.241556.217
label: accession number
content: 241556
label: catalog number
content: 241556.217
objectType: label: Object Name
content: crystal detector
physicalDescription: label: Measurements
content: overall: 4 in x 2 in x 1 3/4 in; 10.16 cm x 5.08 cm x 4.445 cm