Quadcopter

Approximately one year ago I started designing my own quadcopter. I started with standard aluminium profiles and designed a mechanical construction to get a as stiff and light as possible quad. I printed the parts with a 3D printing device. Here are some pictures of how it looks like now:

I want to work with Arduino as much as possible because the students work with that as well, I use it in combination with the sensor stick from sparkfun: http://forum.arduino.cc/index.php?topic=226746.0 Code can be found here: https://github.com/ptrbrtz/razor-9dof-ahrs/blob/master/Arduino/Razor_AHRS/Razor_AHRS.ino And here: https://sites.google.com/a/stoughton.k12.wi.us/fablab-stoughton/home/131422/alexander-horneck