Set of 3 Grebe radio frequency coils
date: label: date made
content: ca 1924
name: label: maker
content: A. H. Grebe & Co.
notes: label: Description (Brief)
content: Marked: "Grebe Radio / Pat. Pend." A set of three radio frequency coils for a Grebe radio receiver. Each unit has a different inductance, indicated by molded number 1, 2, 3, respectively, on each specimen. Bakelite cases. Two binding posts on top of each unit.
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.321277
label: catalog number
content: 321277
label: accession number
content: 241556
objectType: label: Object Name
content: radio coils
physicalDescription: label: Measurements
content: overall: 3 in x 3 3/4 in; 7.62 cm x 9.525 cm