[sdiy] Adding audio channels, to increase S/N

[Magnus Danielson]

From: "john mahoney" <jmahoney at gate.net>
Subject: Re: [sdiy] Adding audio channels, to increase S/N
Date: Thu, 4 Sep 2003 21:09:38 -0400

> Magnus:
> > I agree. All the math-waving of hands is partly lost in the not-so-linear
> life
> > of a magnetic tape... it only works quite that well in a real linear
> systems.
> 
> Ethan:
> > I'd add that these sorts of schemes depend heavily on the assumption that
> > the noise in each channel is uncorrelated. ...
> 
> So, correlated noise such as hum will be amplified (and phased and all
> that)?

Yes, it count as signal in this case... since it is not thermal noise.

Cheers,
Magnus