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E-Sky Co-Co Lama Twin Contra-Rotating Blade Electric Radio Control Helicopter

314 views · Published 16 June 2009 · 2:30 · Indexed 20 September 2026

Channel: RCUNIVERSE.COM · 2009 · People & Blogs

The Co-Co Lama has two motors; one to control the top rotor disc and one to control the lower rotor disc. In a hover, the two motors run at equal speed. To yaw the helicopter (rotate left and right about the vertical axis), one of the main rotors either slows down or speeds up to create an imbalance in torque. This results in the Co-Co Lama turning in the direction opposite to the rotation of the faster moving rotor. Since the Co-Co Lama is fixed pitch, collective (altitude) control is governed exclusively by throttle. The lower rotor system provides cyclic control for the ship.

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E-Sky Co-Co Lama Twin Contra-Rotating Blade Electric Radio Control Helicopter

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