Dolby model A301 audio noise reduction unit
date: label: date made
content: 1966-01
name: label: maker
content: Dolby, Ray M.
notes: label: Description (Brief)
content: Dolby model A301 audio noise reduction unit, serial no. 2. Unit uses Dolby A-type noise reduction circuitry and was produced for professional recording studios and cinema sound production studios. This unit was used by Decca Records.
setName: label: See more items in
content: Work and Industry: Electricity
label: Exhibition
content: America's Listening
label: Exhibition Location
content: National Museum of American History
creditLine: label: Credit Line
content: from Dolby Laboratories, Inc. through Andy Sherman
dataSource: label: Data Source
content: National Museum of American History
identifier: label: ID Number
content: 2019.0124.01
label: accession number
content: 2019.0124
label: catalog number
content: 2019.0124.01
objectType: label: Object Name
content: audio processing unit
physicalDescription: label: Measurements
content: overall: 8 3/4 in x 19 in x 12 in; 22.225 cm x 48.26 cm x 30.48 cm