Here are some things to be aware of and tips for building my Manta mini quadcopter.
Manta is a 200mm class quadcopter frame I designed for freestyle and racing to use 5 inch props and be balanced when mounting a HD camera. To minimize inertia in the pitch axis I kept the body short, and to balance the center of gravity vertically the battery mounts on the bottom with the HD camera on top. It is a true X design, meaning the motors are equidistant from the center and each other.
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