How-To
How to Get Deep Bass From Car Subwoofer: 8 Steps That Work
Loud but not deep usually means the system is tuned, filtered or boosted too high. Here is how to set gain, filters and the box for real low bass.
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How-To
Short, specific procedures you can follow with the tools you already own. Each one exists because readers kept asking the same question.
How-To
How to Measure Sub Size: Diameter, Cutout, Depth and Box Volume
The size on the label is the frame, not the cone. Here is how to take the four measurements that decide whether a subwoofer fits your box and your car.