Westinghouse model RA-DA receiver and amplifier
date: label: date made
content: ca 1922
name: label: maker
content: Westinghouse Electric & Manufacturing Co.
notes: label: Description (Brief)
content: Westinghouse type RA receiving tuner style 307189 A; serial number 18924; wave length range 180 to 700 meters; pat. dates: 6/30/1908; 10/06/1914. Coupled to a Westinghouse type DA detector amplifier; style 307190 B; serial number 12018; pat. dates: 4/17/1906; 10/06/1914; 7/03/1917; 5/10/1921.A regenerative detector and audio frequency amplifier made for RCA by Westinghouse also known as the type RC short wave regenerative receiver. Wavelength: 180-700 meters, or up to 2800 meters with an additional loading coil. A mahogany case with black rubber panel supporting 3 dials: "Tuner", "Vernier" & "Tickler". Two rheostat knobs. Stamped: Westinghouse Receiving Tuner and Westinghouse Detector -- Amplifier. Type D.A." Reference: Radio Apparatus for Amateur and Experimental Use, RCA Sales Division, 1 April 1922, page 49.
label: Location
content: Currently not on view
setName: label: See more items in
content: Work and Industry: Electricity
creditLine: label: Credit Line
content: from Hazeltine Corporation, thru L. B. Dodds
dataSource: label: Data Source
content: National Museum of American History
identifier: label: ID Number
content: EM.314516
label: accession number
content: 204116
label: catalog number
content: 314516
label: serial number
content: 12018
label: serial number
content: 18924
objectType: label: Object Name
content: Radio receiver
label: Other Terms
content: Radio receiver; Radio
physicalDescription: label: Measurements
content: overall: 23.7236 cm x 34.29 cm x 24.13 cm; 9 5/16 in x 13 1/2 in x 9 1/2 in