On Sun, 2012-01-29 at 23:11 +0000, Fons Adriaensen wrote: > A trained audio engineer knows how to find out > such things and get them right, but the average user is completely > lost if there is more than one control that affects volume. So I have translated the text correctly. Comparing two 1s sinus signals at what frequency ever, in a chain of faders, one sinus signal after the other, by listening, for calibrating. Good luck! I wonder about the magic workaround mentioned on the website. Cheers, Ralf