Hello
Also I have a esacottero F550 chassis, card KK2.1.5, djj 2212 920Kv motors, esc African 30A, propellers 10x4,5 and radio Turnigy 9x with firmware Opentx.
I followed your settings for kk2, but I can not lift it straight and stable, you who are using radio, and what settings to use the...