[linux-audio-user] 44.1, 48 or 96?

james at dis-dot-dat.net james at dis-dot-dat.net
Mon Sep 12 08:30:52 EDT 2005


On Mon, 12 Sep, 2005 at 07:59AM -0400, Greg Wilder spake thus:
> On Sun, 2005-09-11 at 18:54 -0400, Joseph Dell'Orfano wrote:
> > After a discussion
> > with a friend, I´m not so sure anymore. He is recording his album at
> > 44.1 kHz, arguing that this will avoid downsampling when finally
> > pressing a CD. So, are there any opinions about this? 
> 
> The quality of the dithering algorithms can make very a noticeable
> difference in your final product if you have to down-sample - but that
> doesn't necessarily mean that you're relegated to life at 44.1.
> 
> IMO, the best solution is to work at 88.2khz whenever possible.  This
> way, you can down-sample to CD quality without quantization errors.  I'm
> no DSP guru - but as I understand it, sampling at a multiple of 44.1
> (88.2, 176.4, etc.) is the cleanest way to go outside of DSD.
> 
> FWIW - I haven't heard a software dither (with quantization) that I
> thought was decent - FOSS or otherwise.  The best down-sampling I ever
> heard came out of a $3,500 Apogee box.

Wow.  How hard can this be?  Surely it's just like image scaling, but
without that complicated other dimension.

If anyone want's to put me right...
 
> Hope this helps,
> Greg
> 
> www.steeprockmedia.com
> 
> 
> 
> 
> 

-- 
"I'd crawl over an acre of 'Visual This++' and 'Integrated Development
That' to get to gcc, Emacs, and gdb.  Thank you."
(By Vance Petree, Virginia Power)



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