RCA "Radiola III" type R1 radio receiver
date: label: date made
content: ca 1924
name: label: maker
content: RCA Corporation
notes: label: Description (Brief)
content: Marked: "RCA / Radiola III / Type RI / Range 220-550 Meters", and "This Radio Receiver and Various Component Parts and Combinations Therefore are Patented as Follows: 1/15/07; 2/18/08; 10/6/14; 7/3/17; 10/22/18; 5/10/21; 4/19/21; 7/12/21; 12/27/21; 8/22/22 / Radio Corp. of America / 5/19/24. / [Serial No. stamp] 678334 RCA. Specimen is a regenerative detector and single stage audio amplifier. Two WD-11 triodes are normally used but missing from this specimen. Controls include filament rheostat, regeneration and station selector. Reference: "Instruction Booklet for Radiola III" (in box with spec.) "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.321091
label: catalog number
content: 321091
label: accession number
content: 241556
label: serial number
content: 678334
objectType: label: Object Name
content: radio receiver
physicalDescription: label: Measurements
content: overall: 4 3/4 in x 7 3/4 in x 6 1/2 in; 12.065 cm x 19.685 cm x 16.51 cm