On Thu, Nov 04, 2004 at 09:02:15AM -0600, ed orphan wrote: > Can you create a file that is the 3rd, 4th, or 5th > harmony to another file using Sox seriously doubt it. > or ecasound? Maybe, by using some ladspa pitch shifter plugin. However, you may not get what you want. Traditional harmonies are rarely a single parallel interval; the interval shifts depending on the root. I don't know of any software for linux that does this. -PW -- Paul Winkler http://www.slinkp.com