An rc or hobby servo is a closed-loop servomechanism, typically used in radio control model, hobby or small-scale robotics applications. It usually consists of a motor coupled to a sensor (e.g. potentiometer) for position feedback, typically using a high ratio gearbox.

An rc or hobby servo is a closed-loop servomechanism, typically used in radio control model, hobby or small-scale robotics applications. It usually consists of a motor coupled to a sensor (e.g. potentiometer) for position feedback, typically using a high ratio gearbox.

questions should not be confused with questions.

See What should we do about servo questions?