Specifications give DVD-audio versatility beyond audio fields

Article Abstract:

Digital video discs (DVD) were introduced to the market in 1996, DVD-Audio represents one use of the DVD-ROM disc, and comes in 120 mm and 80 mmm diameters. Each disc is 1.2 mm thick and exhibits the same basic physical characteristics as a compact disc (CD). However, DVD-Audio offers top- grade stereo sound, resulting in a better sound quality than the CD. It also provides a distinct multi-channel sound that makes for a new style of audio entertainment.

Product information, Home Video Disc Players

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Specifications give DVD-Audio versatility beyond audio fields

Article Abstract:

DVD-Audio offers many of the performance characteristics of the Compact Disc and at the same time has the advantage over CD of bigger capacity and an ability to record with large bit rates. DVD-Audio also offers superior sound quality and multiple-channel sound reproduction capabilities. These advantages are expected to make the format more popular than CD, with estimates putting the potential DVD-Audio market at more than 100 million units a year.

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Super Audio CDs offer next level of audio quality, piracy protection

Article Abstract:

The Super Audio CD (SACD), jointly developed by Sony Corp and Philips Electronics NV, provides sound quality that is notably better than conventional CD. As a result of the use of a recording system based on Direct Stream Digital technology, each SACD disc contains four times more information than a conventional CD. The format also uses copyright protection technologies to prevent the use of illegally copied and pirated discs.

Japan, Netherlands, Koninklijke Philips Electronics N.V., Sony Corp.

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