bear_lab, 
If you don't know how genius the main rotor of a helicopter works then you should watch the latest Electronoobs video which explains it very well.
He is designing a 3D printed RC helicopter, not an easy challenge!
bear_lab, If you don't know how genius the main rotor of a helicopter works then you should watch the latest Electronoobs video which explains it very well.
He is designing a 3D printed RC helicopter, not an easy challenge!
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