RCA "Radiola 17" radio receiver
date: label: date made
content: ca 1927
name: label: maker
content: RCA Corporation
notes: label: Description (Brief)
content: Marked with title on panel. Specimen is a six tube TRF (tuned radio frequency) receiver employing three UX-226 tubes as radio frequency amplifiers, one UY-227 as a detector, one UX-226 in the first audio, and a UX-171 in the final audio stage. First RF stage is untuned; the second and third RF stages have 800 ohm grid resistance to eliminate self-oscillation. Unit is first complete AC operated ("light socket") receiver produced by RCA and sold for $130. Tuning controls are simplified, with a single shaft turning the three ganged variable condensers. An ON-OFF switch and volume control are the remaining panel operated controls. Tubes are missing from specimen. Allied Van Lines shipping tag #45 on unit. Reference: "RCA Radiola 17 Service Notes - November 1927". (Clark collection CL 45). "Langley Set Index", page 58.
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.321104
label: catalog number
content: 321104
label: accession number
content: 241556
objectType: label: Object Name
content: radio receiver
physicalDescription: label: Measurements
content: overall: 8 3/4 in x 27 1/2 in x 7 1/2 in; 22.225 cm x 69.85 cm x 19.05 cm