"Craig Prouse" wrote:
When using NAV mode, the heading bug should precisely match the
desired radial which is selected by the OBS. The airplane will then
seek a heading
which makes good the selected course, and that may not be heading
selected
by the bug if there is a crosswind.

The heading bug plays no part in NAV tracking on S-Tec 30 or 50
autopilots. Why is it necessary on tha KAP-140?
--
Dan
C172RG at BFM