Consequently, both of those of such motor types behave like DC servos. The rotor position required for control, or the sphere angle, is usually founded using possibly a rotary encoder or maybe a sensorless technique, which can be described down below. A stepper motor is undoubtedly an electrical motor which https://recrickf.blogsumer.com/38979394/the-science-of-permanent-magnets-inside-a-stepper-motor