... system 4.Home apliances stepping gear motor:Used when motion and position have to be precisely controlled . As their name implies, ... in discrete steps , with each step corresponding to a pulse that is supplied to one of its stator windings , pdf file ... (VR), Permanent-magnet,12V DC MOTOR , hybrid stepper motor , When to Use a Stepper Motor, Torque vs , Angle Characteristics , Torque vs,robot ...