Echophone regererative radio receiver
date: label: date made
content: ca 1924
name: label: maker
content: Echophone Radio, Mfg. Co., Ltd.
notes: label: Description (Brief)
content: Marked: "Manufactured by the Radio Shop / 1120 N. Ashland Ave. / Chicago, Ill. / Long Beach, Cal. / Sunnyvale, Cal. / Under Armstrong US Patent 1113149". A regenerative detector with a two-stage audio amplifier. Three 201-A type tubes (missing) can be inserted in front panel sockets. Battery compartment in rear of cabinet. Panel controls include wavelength & regeneration variometer type controls, a filament rheostat and binding posts for antenna and output (earphones).
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.321146
label: catalog number
content: 321146
label: accession number
content: 241556
objectType: label: Object Name
content: radio receiver
physicalDescription: label: Measurements
content: overall: 9 in x 11 3/4 in x 15 1/2 in; 22.86 cm x 29.845 cm x 39.37 cm