Quoting Ismael Valladolid Torres <ivalladolidt@xxxxxxxx>: > AFAIK you can do left channel minus right channel so you're killing > whatever it's in the middle of the stereo field, which usually are > vocals. This work for karaoke. But I don't know a way to kill > everything except the middle of the stereo field, and I don't think > it's posible. Reverse polarity on either channel (left or right, it doesn't matter) and then do a LEFT-RIGHT and you'll end up with the signal that Ismael's technique removed. Sampo
