Micro Bi-Copter UAV with Bias-Cog Stability [video](youtube.com)2 points·by sponno·vor 4 Monaten·0 commentsyoutube.comMicro Bi-Copter UAV with Bias-Cog Stability [video]https://www.youtube.com/watch?v=_YGwIYQKovQ0 commentsPost comment—