Adding a subwoofer is the easiest way to upgrade the performance of your car’s audio system. Whether you have a factory-installed radio and speakers or are building an aftermarket system from scratch, a subwoofer always makes it better. The Rockford Fosgate P300-8P is the perfect all-in-one solution to add great bass to your car or […]
Product Spotlight: Rockford Fosgate PMX-HD14
Rockford Fosgate, a brand synonymous with Harley-Davidson amplifier, speaker and subwoofer upgrades, has just introduced its PMX-HD14 multimedia infotainment system. If you have a 2014 and newer Street Glide or Ultra, or 2015 and newer Road Glide, this might be the perfect way to make your entire stereo system sound better. Best of all, it’s […]
Car Audio Crossover Slopes, Alignments and Summing
Car audio upgrades are much more complex than setting up speakers in your living room. They are, unless all you have in the system is a set of coaxial speakers in your doors. Your installer has to consider crossover slopes and alignments if you have front and rear speakers and a subwoofer. They must also […]
Car Audio Myth: Larger or More Subwoofers Are Always Louder
There’s a common belief that an audio system with more subwoofers will produce more bass. This statement can be 100% true or completely false. Why might it be false? A subwoofer’s output depends heavily on enclosure design. Let’s look at two examples where the output of one subwoofer is more than two. The Most Bass […]
Revisiting Sealed Subwoofer Enclosure Stuffing with SPL Measurements
A while back, we looked at how adding stuffing to a sealed enclosure affects its performance. It was clear from our measurements that the addition of Dacron lowered the system’s Qtc (Total Q). The original theory was that adding stuffing made the enclosure seem larger and let the driver play louder at low frequencies. Let’s […]
