Re: Fluxgate compass and the st4000 Wheel "HELP"
Pretty sure you can add a correcting 'offset' to your fluxgate readings. IIRC it's the last part of the commissioning process in the manual.
1984 Fast/Nicholson 345 "FastForward"
".. there is much you could do at sea with common sense.. and very little you could do without it.."
Capt G E Ericson (from "The Cruel Sea" by Nicholas Monsarrat)