Optical audio disc
An audio optical disc is an optical disc that stores sound information such as music or speech.
It may specifically refer to:
Audio CDs
- Compact disc (CD), an optical disc used to store digital data (700 MB storage)
- Compact Disc Digital Audio (CD-DA), a CD that contains PCM encoded digital audio in the original "Red Book" CD-DA format
- 5.1 Music Disc, an extension to the Red Book standard that uses DTS Coherent Acoustics 5.1 surround sound
- Compressed audio optical disc, an optical disc storing MP3s and other compressed audio files as data, rather than in the Red Book format
Audio DVDs
- DVD, 4 GB single layer, 8 GB double layer storage
- DVD-Audio, a DVD that plays audio
- Super Audio CD (SACD), a format which competes with DVD-Audio
Audio Blu-rays
- Blu-ray, 25 GB single layer, 50 GB double layer
- BD-Audio, a Blu-ray disc that is capable of audio-only playback
See also
- CD-4 or Compatible discrete four-channel sound, a variety of quadrophonic audio for vinyl records
This disambiguation page lists articles associated with the title Optical audio disc.
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