Subwoofers are speakers that are specifically designed to reproduce lower bass frequencies. These lower frequencies are typically between 20 and 125 Hz. Subwoofers are typically large in size compared to other speakers and need much more power in which to operate than standard speakers. Subwoofers are very commonly found in home theater systems as well [...]

A digital trunking scanner is a piece of electronic equipment that works much like a two-way radio system but allows you to reach a much larger group by using specific frequencies. A digital trunking scanner will search for and use the first frequency that is available and send a code through to identify and use [...]

Radar detectors are used to warn a driver of police officers on the road that are using radars to detect cars who are driving at high speeds. Although speeding is illegal and potentially dangerous, there are still devices made to prevent a person from being caught speeding. Radars are one way a police officer can [...]

Most new cars now come with alarms. That has both good and bad consequences. We’ve all been annoyed by the sound of a car alarm going off unnecessarily. And many of us have had that happen to our own cars – and it’s tremendously annoying, to say the least. Because of that, car alarms can [...]

Today, it’s quite difficult to find a normal video player (VCR). Most electrical retailers don’t even carry old style VCRs anymore because of the popularity of newer DVD technologies. DVDs not only offer more quality, but they are also cheaper to produce and smaller to store. Unless you have some old VCR films at home, [...]