Hi
I remember when I first started into astrophotography that there was a person on IIS who mods DSLRs - his name is Eric Lo - and he has lots of experience with using a 10" Newt on an EQ6 and I was really impressed with his images
Check out his site here:
http://www.ezystyles.com.au/gallery2...2_enterAlbum=1
Perhaps PM him for advice
Cheers
Bill