Grebe type CR-18 short wave radio receiver
date: label: date made
content: ca 1926
name: label: maker
content: A. H. Grebe & Co.
notes: label: Description (Brief)
content: Marked: "Grebe Radio / Type CR-18 / Short Wave Receiver / 10-200 meters". Battery polarities indicated on paper strip inside receiver. This unit is a regenerative receiver with one audio frequency stage. Two UX201-A tubes are utilized. Panel controls include regeneration (0-100 scale), wavelength (0-100 scale) and filament rheostat with 0-5 scale. Two tuning capacitors. This unit, if truly capable of covering 10 meters, would probably be the first commercial receiver on the market to cover this wavelength. Original price: $100, ca. 1926. REF: "Clymer-Greenwood", page 145; "Langley Set Index" p. 31.
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.320722
label: catalog number
content: 320722
label: accession number
content: 241556
objectType: label: Object Name
content: Receiver
label: Object Name
content: radio receiver
label: Other Terms
content: Receiver; Radio
physicalDescription: label: Measurements
content: overall: 7 1/4 in x 17 in x 7 1/2 in; 18.415 cm x 43.18 cm x 19.05 cm