How to Make Solar Powered Party String Lights Here we discuss the complete construction details of solar powered string lights using a simple charging circuit, a few rechargeable pencil cells, and a small portable solar panel. Learn more in this easy-to-understand article about how to make your own simple solar powered string lights.
Make Yourself a Simple Homemade Electronic Buzzer The design of a simple buzzer described in this article uses just a single transistor and few other passive components to produce a sound that’s really sharp. Read more about how to make a homemade buzzer.
How Fluorescent Lights Work It may be the most brilliant way of illuminating our houses and dwellings to date. Yes, we are talking about fluorescent lights, which offer a more energy efficient means of lighting our homes and offices. Learn how they work here.
The Engineering History of AM Radio Almost everyone is familiar with FM or frequency modulated radio. But what about AM or amplitude modulation radio? What do we mean by the term and what is the history of amplitude modulation as a broadcasting technique?
Home Water Purification with Ozone? Ozone has been labeled both a killer and healer by mainstream and alternative medicine. When it comes to water purification which is it? What are ozone water purifiers? How do they work? Do you really need one? We’ll cover the current and historical uses of this extremely active gas in this article.
How the Bose Wave Makes its Sound The Bose acoustic waveguide concept works on a simple principle which involves the magnification of the air vibrations formed at the rear sides of the speakers. However along with amplification, the intricate designed Bose wave radio also enhances the output beyond other compact systems.