servo and stepper motors notes

BSNL TTA JE 2016
Servo and Stepper Motors

what is a servo motor?
Answer: "A servomotor is a rotary actuator or linear actuator that allows for precise control of angular or linear position, velocity and acceleration. It consists of a suitable motor coupled to a sensor for position feedback".


what is a stepper motor?
Answer: "A stepper motor is a brushless, synchronous electric motor that converts digital pulses into mechanical shaft rotations. Each rotation of a stepper motor is divided into a set number of steps, sometimes as many as 200 steps. The stepper motor must be sent a separate pulse for each step".

Full pdf: servo

Full pdf: stepper 

BSNL TTA JE 2016 Stepper Motor Video Lecture:




BSNL TTA JE 2016 Servo Motor Video Lecture:





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