Transistor Schmitt Trigger Working Principle

In the previous tutorial we explained what is Schmitt Trigger and how it works using Operational Amplifiers. Now in this tutorial we will explain the Transistor based Schmitt Trigger.

How a Stepper Motor Works

In this How It Works article you will learn How a Stepper or Step Motor Works. Here I will cover the basic working principles of Stepper Motors, its driving modes and the steppers types by construction. You can watch the following video or read the written article.

Arduino Radar Project

Arduino Radar Project

This is a demo video of the Arduino Radar Project. The Radar uses an ultrasonic sensor for detecting the objects, a small hobbyist servo motor for rotating the Sensor and an Arduino Board for controlling them.