Murdock model 500 loudspeaker
date: label: date made
content: ca 1922
name: label: maker
content: Murdock Radio Co.
notes: label: Description (Brief)
content: Marked: "Murdock Loud Speaker / No. 500 / Pat. Appld. for / Made in U.S.A." Size of horn: 6.5" wide flare X 8" high. Essentially a single headphone section with diaphragm. Part of the bakelite opening is broken. A curved tube and fiber horn convey sound impulses. Unit mounts on 3.5" diameter bakelite stand. Pin plugs are missing from cord.
label: Location
content: Currently not on view
place: label: place made
content: United States
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.321643
label: catalog number
content: 321643
label: accession number
content: 241556
objectType: label: Object Name
content: loudspeaker
physicalDescription: label: Measurements
content: overall: 10 1/2 in x 15 1/2 in x 6 1/2 in; 26.67 cm x 39.37 cm x 16.51 cm