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Make: Action by Simon Monk

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Chapter 10. Stepper Motors

If you have a standard printer (or, for that matter, a 3D printer), it probably contains a stepper motor or several. Figure 10-1 is responsible for feeding the plastic into the extruder of the 3D printer. Stepper motors are commonly used in printers because they move in a very precise way, one step at a time.

Figure 10-1. A stepper motor in a 3D printer

Quite different techniques are required to control stepper motors compared to DC motors. In this chapter, both unipolar and bipolar stepper motors are used, and the various driver chips that you will need to drive the motors are explored.

Stepper Motors

As the name ...

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