What was found
SHUDDER IN AIRFRAME, LOW FREQUENCY, CYCLICAL VIBRATION FELT AT SPEEDS LESS THAN 200 KNOTS. MOST EVIDENT BETWEEN 200 TO 240 KNOTS.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
SHUDDER IN AIRFRAME, LOW FREQUENCY, CYCLICAL VIBRATION FELT AT SPEEDS LESS THAN 200 KNOTS. MOST EVIDENT BETWEEN 200 TO 240 KNOTS.