"I have just built a 500 size drone with 750kv motors, Simon K ESCs and 11" props. In Autotune the roll and pitch calibration works ok but when it get to Yaw the model crashes. I can't find any settings to turn off the Yaw tuning. Any advice?"
Help. I recently purchased a CX-20 quadcopter which arrived with a faulty motor. I have changed the motor and all 4 now work but after unlocking they only accelerate up to fast idle and no more and the CX-20 cannot take off. I have calibrated all 4…