On Tue, 23 Jan 2001, Jayson B. wrote:

] > >  there will be a new file format and it will
] > > have DVD quality sound.
] >
] >DIVX;), MPEG7??
] 
] its talking about SACD (super audio cd).  There's two formats, but they do 
] the exact same thing.
] 
] and they're better than dvd sound.  They just use a dvd player.

SACD wont run on your regular DVD player, that's the truth, unless it's one of
those combo ones which are just starting to surface now. In general, you'll
need a new player.

] Its a five channel format that if i remember correctly, is recorded at 
] 96khz.

I found this on the devil's website "The sound of SACD comes directly from
Direct Digital Stream (DSD) recording technology. DSD's simplified mechanism
for recording and playback results in a frequency response of over 100kHz and
a dynamic range over 120dB across the audible frequency range. DSD increases
the resolution of music by more closely following the original wave form of
the music, which results in music reproduction that is remarkably pure and
faithful to the original. For additional information concerning the technology
behind SACD, please link to Sony Electronics SACD

In addition to exceptional sound quality through the DSD system, the SACD
format can accommodate more than four times the information of the current CD
format. With this extra capacity, a standard Super Audio CD will provide space
for 2-channel stereo data, as well as an area for up to 6-track multi-channel
data, storage capacity for text and images, disc variations, copyright
protection and much more."

On their site, Sony note that in the first SACD releases, Miles Davis has
two..  cool.. :)

There is also a DVD-Audio format starting to arise..  It wont run on a regular
DVD-video player, but future DVD-audio players will also play DVD-video (must
be something to do with required hardware for decoding, since DVD-audio is
decompressed at 9.6 Mb/s compared to the audio in DVDs at 6.144 Mb/s.

Both formats now include copywright protection.


Kieran.

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