[LAD] A little quiz about audio measurements...

[Jens M Andreasen]

On Fri, 2010-05-28 at 23:07 +0200, fons at kokkinizita.net wrote:

> > So 20 "useful" bits - approx.
> 
> Where do you get this ? What the plot shows is that the
> S/N ratio is around 95 dB, that's all. Even if the ADC 
> has 20 effective bits, they are useless as the analog
> noise dominates.

I get this from the difference between a piano-like signal fading out
into a squarewave vs fading out way below the noisefloor. The former is
unbearable.