[vorbis] Lossless/lossy hybrid?

fungus spam at egg.chips.and.spam.com
Thu May 31 13:16:58 PDT 2001



Jack Moffitt wrote:
> 
> > (Remembering all the hours spent arguing with a guy
> > who swore that really expensive CD players were
> > worth the extra money - apparently they can "get
> > more information off the disc" than a normal player.
> > And no, no amount of explaining the difference between
> > digital and analogue would convince him, two plus two
> > *can* equal five, if you spend enough money...)
> 
> There's more to it than that.
> 
> There's the quality of the DAC, and also the quality
> of the timing.

Building a good 16 bit DAC isn't too difficult.

There's two issues, resolution and timing. Resolution has
been solved by running multiple DACs in parallel and using
bitstream techniques (not that normal DACs are terribly
inaccurate anyway.

Timing has been solved by oversampling and also with
bitstream techniques.

I don't believe any DAC is worth $10,000. $100 dollars
should buy you the best DAC in the world using recent
technologies, or at least, one which not even Monty can
hear the defects in.

My CD player broke last year and while it was being fixed
I hooked up a *cheap* bitstream-based CD Walkman. I honestly
couldn't say there was much difference in the sound. I think
the amp/speakers/room are waaaaaay more important to sound
quality than your choice of CD player.


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