Upgrading a factory audio system is not as easy as it used to be. In the late 1990s and early 2000s, connecting an amplifier and a new set of speakers to a factory source unit would yield impressive, if not amazing, results. As automobile manufacturers put more focus on the performance of factory-installed sound systems, […]

The adage that someone could write a book about a subject certainly holds true when it comes to a discussion of loudspeakers and their parameters. In fact, there are dozens of great books already available about the subject. This article provides an overview of some of the most commonly discussed speaker parameters. What are Speaker […]

As we move toward the end of our discussion of car audio electrical theory, we need to talk about capacitance and inductance and how the characteristics of those phenomena interact with AC and DC signals. There’s no doubt that these are advanced concepts, but even a basic understanding of how capacitors and inductors work is […]

Your automotive battery is one of the most important, and most often overlooked, electrical components in your vehicle. If your battery is not in good condition, you can be stranded, and other components in your vehicle may be damaged. This article discusses how batteries work and how to take care of them. What is Inside […]