Shrediquette a Do It Yourself tri-rotor helicopter
This tricopter/ tri-rotor is a hobby project. Three MEMS gyroscopes and a two axis MEMS accelerometer are used as sensors. It performs very well in aerobatics (“acro mode”), but it can also hover on its own (“hover mode”).
This time with the full PLANS to do it yourself (you need to be able to build it through)
All content is published under CC Attribution-Noncommercial-Share Alike 3.0 Germany
Video in action
Visit http://shrediquette.blogspot.com/ for more details