On Mon, 6 Feb 2006 02:18:09 -0500, "RCE" wrote:

"Wayne.B" wrote in message
.. .
On Sun, 5 Feb 2006 21:06:02 -0500, "RCE" wrote:

Without it, low volume passages on CDs would be noticeably
distorted
because of the low digital sampling rate. More useless information

Reading the description it sounds more like a way of compensating for
the lack of sufficient dynamic range at the low end of the volume
scale. By introducing some random background noise you ensure that
the sound level never goes all the way to zero if I'm understanding
this correctly.


Yes. Here's a much better explanation with some audio examples: (scroll
down through the text a bit)

http://www.mtsu.edu/~dsmitche/rim420...20_Dither.html

Interesting, learn something new everyday, even when not on a boat!