With the new systems that have a magnetometer, is a whiskey compass required for IFR certification?
Webb Well Known Member Sponsor May 3, 2022 #1 With the new systems that have a magnetometer, is a whiskey compass required for IFR certification?
Sam Buchanan been here awhile May 3, 2022 #2 https://vansairforce.net/community/showthread.php?t=205534&highlight=Compass