i just got my Atik 383 a week or so ago so this is my first real attempt at a hubble palette image.
I've very impressed with the camera.
Flats only, no other calibration frames.
12x5min ha
14x7min olll
6x7min sll
Atik 383L+ mono
baader 1.25in filters
TS filter drawer
Canon 400mm F5.6L lens @ f5.6
Celestron CGE mount guided.
Stacked in DSS, processed in PixInsight.
Full sized image here
http://www.flickr.com/photos/46302893@N02/8375765136/sizes/o/in/photostream/Eta carinae in narrow band by meg rac, on Flickr