Dolby Invents Noise Reducer for Music Recording
At a glance:
- Series: Great Events: 1900-2001
- Categories: Music, Technology, Inventions
- Subcategories: Entertainment, Entertainers, Inventors, Engineering, Engineers
- Curriculum: American History 1951-present
- Geographical Location: United States
- Date: 1967
Article abstract: The noise reducer invented by Ray Dolby reduced the signal-to-noise ratio of sound recordings and improved the sound quality of recorded music.
Phonographs, Tapes, and Noise Reduction
The main use of record, tape, and compact disc players is to listen to music, although they are also used to listen to recorded speeches, messages, and various forms of instruction. Thomas Alva Edison invented the first sound-reproducing machine, which he called the “phonograph,” and patented it in 1877. Ten years later, a practical phonograph (the...
[The entire page is 1080 words long]
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