Crossfire 3-Axis Gimbal - Runcam2

Basically I modified the original battery-tray and designed a mount to get the yaw-motor fixed in front and up a bit. Then I made the arm from the yaw- to the roll-motor.
I took the remaining parts from my 2-axis gimbal, wich in turn is a remix of MikeyB´s gimbal.

The first version showed extreme shaking and trembling. Members of the rcgroup helped me to find out, that the tray with the gimbal in front is a cantilever and that the vibrations led to a kind of mechanical resonance which cause