Electronics Archives

In Electronics

How Autofocus Cameras Work

An auto focus (AF) camera uses a miniature computer-operated motor to focus the camera lens. The lens is moved in …

In Electronics

On the surface, many digital cameras could easily be mistaken for traditional cameras. Both have lens, viewfinders, zoom features, and …

In Electronics

An electromagnet is just like any other magnet and will attract certain metals (iron and steel) and other magnets. The …

In Electronics

Global Positioning System (GPS) receivers are compact hand-held or vehicle-mounted units designed to receive and process data from the array …

In Electronics

Electricity is seamlessly integrated into our lives like nothing else. Many do not understand how the many different components operate …

In Electronics

Faraday’s Law of Induction is the principle under which electric generators work. Every magnet has a field of waves around …

In Electronics

In today’s world of high technology the ability to communicate has become more and more important but also more and …

In Electronics

Through the years, the simple television set has evolved into what many call home theater systems. Large and bulky, the …

In Electronics

First, let’s begin by learning what ringtones are and what they do. Your phone probably already has a dozen or …

In Electronics

Power grids are a common sight in America. If you look out your window, you can usually see the power …