Learn how to make a DC motor using a simple battery in this intriguing tutorial. This amazing idea transforms basic materials ...

Learn how to make a DC motor at home with our step-by-step guide! This video will take you through the simple process of ...

A simple electric motor can be built using a coil of wire that is free to rotate between two opposite magnetic poles. When an electric current flows through the coil, the coil experiences a force and ...

We present the main mathematical analysis and tools needed to finally cap a successful filter design. First we should recall our hazy ‘Fourier Series’ high school class. Fourier analysis is often ...