6inch

Hi, I recently ordered a APM 2.8, and here is my quad-x specification, APM 2.8 oscillating on my 6 inch, will climbs quickly, will drop upside-down if cut throttle in all flight modes 6 inch - qav250, 6045 props simonK esc I reduced my P stabilized from 4.5 to 4.3, but the problem got worse...