Bruce might be talking about using Exact Audio Copy to burn a CD to a
better CDR. Mass-produced CDs have some problems: being out-of-round
comes to mind. If I went to that much trouble, I'd leave it on a server
and forget about the CDR.
Andrew Hamilton wrote:
> On 1/22/08 1:42 PM, "Bruce Kinch" <[log in to unmask]> wrote:
>> One problem with the "bits iz bits" argument is that all sorts of
>> tweaks (not just better players/DACS) change (often subjectively
>> improving) the sound of CDs - de-gaussing, polishing, trimming, etc.
>> One of the nice things a good DAC can do is demonstrate how a
>> "bit-perfect" CD-R copy can sound better than the original CD, and that
>> is truly weird.
> This is truly weird. I thought that Dr. Dunn's/Prism Sound AES paper on
> bit-identical CDs sounding different stated that the differences all
> disappeared when using an external DAC. It's the internal (to the CD
> player) DAC which he surmised gets its quartz timing futz'd by the servo
> arm's tracking fluctuations caused by a hard-to-read (less reflective) disc.
> So a slow burn on compatible media might make a better reference disc than a
> fast burn on compatible media (which might make for fewer errors but sound
> worse (on a CD player that is using its built-in DACs) and is, ironically,
> the better master disc!).