What was found
AFTER TAKEOFF, BOTH COMPASS HEADINGS ROLLED AWAY FROM RUNWAY HEADING. RETURNED TO FIELD. PERFORMED SYSTEM CHECKOUT PER MM 34-21-00. SYSTEM CHECKED NORMAL. PERFORMED VISUAL INSPECTION OF BOTH DIRECTIONAL GYROS, NO PROBLEMS NOTED.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
AFTER TAKEOFF, BOTH COMPASS HEADINGS ROLLED AWAY FROM RUNWAY HEADING. RETURNED TO FIELD. PERFORMED SYSTEM CHECKOUT PER MM 34-21-00. SYSTEM CHECKED NORMAL. PERFORMED VISUAL INSPECTION OF BOTH DIRECTIONAL GYROS, NO PROBLEMS NOTED.