What Is A Quadcopter

Also part of the drone family, quadcopters are by far the most popular multirotor drones among hobbyists. As the name suggests, quadcopters differ from standard single rotor helicopters in that they have four such rotors, each mounted on one of four arms with its motor; two of which are usually fixed and spin clockwise while the other two, anti-clockwise. This setup provides more stability and makes it easier to control and fly. The four-propeller configuration also means that they are cheaper to maintain than their single prop cousins due to their mechanical simplicity. A single prop helicopter can vary...

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