Good choice of scope.
Yes and Yes.
I used to image with the reducer and a 16803 chip with no problem. Flats correct any minor vignetting.
You need the bucket adapter. It sits the reducer back inside the focuser.
Example images with a 16803 camera:
http://www.pbase.com/gregbradley/image/102416400
http://www.pbase.com/gregbradley/image/124761790
Greg.