> > >I am going to attempt to adjust it using the Power Squadron booklet next boat visit. > I'd be interested in hearing how your adjustment works out. I'm contemplating trying to swing my Ritchie compass using the instructions in the manual. I know it's off by 10 deg. or more on some headings, and figured I'd try it myself before either replacing it or trying to hire a pro. Rob Grant 41' Canoe Cove, "Sophia" Delta, BC