Unwanted Bank (left or right) – A bank is a steady turn. If your smartphone is leveled and still you get an unwanted bank it could be for several reasons:
- The elevators are not even- one is higher then the other. This creates more lift on the side with the higher elevator, creating a roll.
- The torque of the engine creates a yaw - our software is considering this and compensate with the electric rudder.
- The paper rudder is off balance - the paper rudder is a wing, and creates lift. if its off balance, it creates a force that change the nose direction.
Spiral Dive – The combination of a dive and a bank causes a spiral dive. To correct a spiral dive apply the above technics. You may also want to increase the dihedral in order to reduce the effect of the spiral dive.