De Forest type ULC-100 coil mount
date: label: date made
content: 1919
name: label: maker
content: De Forest Radio Telephone & Telegraph Co.
notes: label: Description (Brief)
content: Inductance mounting unit number ULC-100. A base unit for three De Forest plug-in honeycomb coils. Two knurled knobs attached to a gear mechanism permit rotating the 2 outer coil jacks so that variable coupling can be obtained with the center coil. Original price $10.00. Reference: De Forest Radio Receiving Catalog C (1919), page 19.
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.321832
label: catalog number
content: 321832
label: accession number
content: 241556
objectType: label: Object Name
content: radio coil mount
physicalDescription: label: Measurements
content: overall: 2 7/8 in x 4 1/2 in x 4 1/2 in; 7.3025 cm x 11.43 cm x 11.43 cm