Adjust the ASIAIR Live Stacking Auto Stretch Feature, so that the left slider bar gets pushed further to the right automatically, it should be slightly more to the right, just at the top of the first "hill" visually in the graph. So its not far off already, but moving it slightly to the right, near the top of the first "peak" helps tremendously. Doing this small tweak eliminates a majority of the noise in the dithered images.