Running an F4 Omnibus PRO, the next step will be something new with ArduPilot.
The conclusions for new ones who want to make this model is that it is very unstable in the wind, the center of mass is too high. But it’s a lot of fun! that’s true.
Use a T-Motor VELOX V2306 at 2400kv, otherwise I am sure it will burn it out. I burned the first engine, the latter is doing very well.
With Betaflight I have achieved 7 minutes of real flight with a 1300mAh 3S LiPo battery. Here is the last video of this design: