Years ago when I first hooked up a Midi breath controller to the MOTM, I had
a similar problem. All the stepping came through into the sound. I made a
point to be sure to let others know that you need to smooth it out with a
lag processor (as Paul S. pointed out). You can see the 820 lag processor
in the upper right of on this patch sheet:
http://home.att.net/~elhardt4/MOTM_Flute_Patchsheet.JPG-Elhardt