Yesterday I finaly had some time to work on my 250 class quadcopter based on ZMR250 carbon fiber frame. There was a plan to finish it before weekend, but looks like plan will have to be changed. I'm missing motor screws. They were not with frame nor motors. Too bad...

ZMR250 quadcopter frame assembly

ZMR250 with Flip32

dav

After one evening of work I've been able to assemble bottom plate with motor arms and attach Flip32+ flight controller to it. As you can see, Flip32 is rotated 90 degrees clockwise. USB port points left, not back. This allows much simpler access to USB port. On the other hand, it requires additional configuration entry that allows fllight controller software to compensate for that. But all in time.

One last remark: the frame, even without top plate is super stiff. Very good since it will take serious beating in next weeks. I'm finally learning to fly in Rate mode without auto-leveling. Boy, it's hard. After two 20 minutes sessions I'm able to make a turn...