Dive into this hands-on project and learn how to make a mini chaff cutter machine! Using a 12V DC motor, this guide will take you through each step of building your own efficient grass cutter.

This Design Idea combines a simple ISA-bus-resident interface circuit; a garden-variety PC; a high-resolution optical shaft encoder; and a PWM-controlled, 0.05-hp, brushed, permanent-magnet dc motor ...