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Per, isn't this technique based on the mid-side (MS) recording method? On Mon, Feb 13, 2012 at 5:55 PM, Per Boysen <perboysen@gmail.com> wrote: > Yes, that's correctly understood. In the first post I actually left > out the last note, that the mix will become left-right reversed. If > you care about that you could reverse it back to the original. It's > not such a complex routing and the step for step instruction is all in > my first post. But please note that it is a classic mastering > technique for stereo format. Not a recommendation for mixing film > music ;-) It can be used to optimize experienced detail resolution > and to achieve mono compatibility in a stereo master. > > Greetings from Sweden > > Per Boysen > www.perboysen.com > http://www.youtube.com/perboysen > > > > On Mon, Feb 13, 2012 at 6:33 PM, andy butler <akbutler@tiscali.co.uk> > wrote: >> Per Boysen wrote: >> >> >>> Here's what you do in detail by a more technical description: >>> >>> Ch A: Reverse stereo channels. Ch B: Invert phase. Now, when two >>> channels of reversed phase play back through the same playback channel >>> they nullify each other and the sum is silence. BUT here we made one >>> of them stereo reversed, which means that only the audio that is mono >>> - i.e. middle of stereo image - becomes nullified. Merging A + B gives >>> us a "hole in the middle" stereo image. The deepness of the black hole >>> and the width of the experienced stereo field depends on how you set >>> the levels of these two stereo busses. My finding is that 1 dB lower >>> for the phase inverted Ch B works best for the music I do (-1 dB that >>> is). Now enter Ch C, the "monofied" split, and fill up that hole in >>> the middle with this one. If the orignal mix is good this should stay >>> at 0 dB as Ch A. >> >> >> >> So all of the trick is to make you hear the mix >> differently. >> >> There's no way to get the original mix back with that combination. >> >> It's almost an implementation of a regular "shuffler", but weirded up: >> >> adding A and B equally gives you the classic "sides" signal, ready to >> mix >> with the mono "center"...except that the whole result is now L<>R >> reversed. >> >> >> >> >> well, if it works......it's good >> >> >> andy >> >