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• Standard servos are used to maintain a certain angle, not meant for full rotation
• Uses closed-loop feedback control
• Servos are used in applications requiring high torque, accurate rotation within a limited angle such as Robotic arms, valve control, rudder control etc.

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Courtesy : https://howtomechatronics.com/how-it-works/how-servo-motors-work-how-to-control-servos-using-arduino/

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