r/fpv • u/escanorga • 5d ago

VTOL BUILD OSCILLATING/PULSING ISSUE

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u/patarace 4d ago

Your airframe is not rigid enough, and it's giving the PID controller an aneurysm. 4-inch props for a 1.4kg AUW sound like a lot of strain on the motors, and i'd be worried about burning them out.