Clar-O-Tuner model 2RK radio receiver
date: label: date made
content: ca 1925
notes: label: Description (Brief)
content: Marked on box: "Manufactured by / American Mechanical Labs, Inc. / 285-7 N. Sixth Street / Brooklyn, N.Y. / U.S. Pat. Nos. 301710 - 414778 - 626741 - 655393 / and other patents pending." The device is a combination tapped antenna coupler and variable resistance regeneration control. A variable resistance termed a "Clarostat" is shunted across the feedback coil of the tuning unit. The amount of current passing through the feedback coil being varied by the variable resistance. Coils are of the spiderweb type, colored orange and green. Reference: Instruction sheet included with the 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.321314
label: accession number
content: 241556
label: catalog number
content: 321314
objectType: label: Object Name
content: radio receiver
physicalDescription: label: Measurements
content: box: 3 3/4 in x 6 3/8 in x 4 3/8 in; 9.525 cm x 16.1925 cm x 11.1125 cm