Hi Dave,
I'd certainly get more frames ran in the stacking, it always helps with reducing graininess. It will be interesting to see what difference the new CCD chip makes.
Dave L. on facebook , See my images in flickr
Chairman. Shannonside Astronomy Club (Limerick)
Carrying around my 20" obsession is going to kill me,
but what a way to go.
+ 12"LX200, MK67, Meade2045, 4"refractor