Recent content by nipharmacy-mail

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    Compass Calibration, A Complete Primer

    As a newbie I have noticed 2 variations of the second calibration step on YouTube i.e. The stage where you rotate copter nose down. I have seen 2 different axis planes used; in the first one, the copter is rotated as if it where a wheel turning around a horizontal axel. In the next the copter...