At a decade old, this 2007 Nissan Altima recently arrived at Precision Audio with its owner’s request to upgrade the factory radio. The client wanted better sound and was hoping to find a new source unit with a touchscreen to make using the radio easier. After discussing how the client would use the radio, it […]
Hot Rod, RestoMod and Restoration Source Unit Options
The stereotypical image of a “Woody” station wagon with a surfboard on the roof is missing one critically important element to make it part of the perfect day on the beach: an audio system. In the 1960s, the aftermarket car audio scene was weak. Compared to now, there weren’t any options for source units, speakers […]
Automotive Battery Science: How Batteries Work
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 […]
RCA Y-Cables, Friend or Foe?RCA Y-Cables
If you spend any time reading car audio discussions on Facebook or in forums, then you will have undoubtedly come across comments involving the supposed drawbacks of using RCA Y-cables. There seems to be a lot of misconception or misunderstanding about how preamp signals works, and this misinformation leads to comments that aren’t always accurate. […]
Differential Inputs are Your Friend
In the 80s and 90s, it seemed like car audio installers were often having to resolve noise issues after installing a system that included an amplifier or signal processor. In many cases, the problem was called a ground loop. However, in some cases, the noise was present because one of the signal cables passed by […]
