"Thank you very much. Well, the PWM signal is generated by the arduino mega adk in my uav, which I think is very similar to the arduino uno. But I think I will use the arduino mega adk to redo the calibration in case something is wrong."
Hi, guysI am having this problem when building my quadcopter. Three motors don't spin until throttle reaches 16% of full throttle. Only one of them is working fine. But once they are all spinning, it seems they are at the same speed.The motors I use…