Re: gEDA-user: analog switch idea

[gene glick <carzrgr8@xxxxxxxxxxxxx>]

al davis wrote:
> On Saturday 05 August 2006 09:46, gene glick wrote:
> > Hey, I am curious, noise adds as the root of the sum of the
> > squares, right? 
> ..because it is uncorrelated.
Yep, that's how I remember it :-)
> > How does distortion accumulate?  Seems to me 
> > that it just adds linearly.
>
> Sometimes it adds linearly.  Sometimes it cancels.  Good designs 
> will use this cancellation to advantage.
How does that work?  I'd have to know, pretty well, the transfer 
function of whatever is causing the distortion. I can see using that to 
my benefit, but how else could this work?
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