And generally if you're using the whiskey compass, something is wrong, because most aircraft besides the most basic of VFR bugsmashers have other devices as a p

And generally if you're using the whiskey compass, something is wrong, because most aircraft besides the most basic of VFR bugsmashers have other devices as a primary heading reference, be it a simple gyrocompass on a Cessna 172 or a full GPS-enabled strapdown inertial navigation system on a jet aircraft.