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Re: Why SACD isn't good for commercial recordings...

*sigh*

The reason DSD has more noise at 80khz is that it uses noise shaping to shift noise out into the ultra high frequencies. This is the point, there is no point wasting bits on the utlra high frequencies, they are only needed such that a gentle filter is possible, and a side effect of the samlping rate needed within the audible range.

This is why SACD quality is greater than 192/24, and possible on all 8 channels stored on the disc (i.e full rez on the 2 stereo channels and full rez on the 6 MultiCh Channels). You can't achieve 192/24 on all channels on DVD-A, because it wastes its bit allocation keeping the same ultra-low noise floor all the way up to its frequency limit.

Fact is, the ultimate noise floor has never been the issue with digital. Vinyl has an attrocious noise floor compared to CD, but still creams it. SACD's noise floor within the audible range is way more than needed, and ultimately not the limiting factor in any complete system.

Finally, comments relating to a particular player can't be taken as gospel for entire format. Of course Sony are interested in making money, theyre a commercial enterprise. Are they interested in Audiophiles ? This is clearly evidencesd by their marketing approach, and the fact that SACD does not have watermarking and has mandated stereo as requested by audiophile circles.


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