Subwoofers
How to Choose a Subwoofer for Your Car: 7 Steps That Decide the Sound
Space, power, voice coils and the box decide how a car subwoofer sounds. Here is the order to make those choices in, with real spec-sheet numbers.
The archive
Car audio reviews and buying guides
Everything we have published, newest first. Every product below was bought at retail, measured on the bench and installed in a car before a single word was written about it.
DSP
Best DSP Settings for Car Audio: Crossovers, Gain, EQ and Timing
Starting crossover, gain, time alignment, EQ, subwoofer and rear speaker settings for a car audio DSP.
Installation
How to Install DSP Car Audio: Step-by-Step Wiring Guide
Mount, power, ground and wire a car audio DSP, connect inputs and outputs, and check every channel before tuning.
DSP
How Does a DSP Work in Car Audio? Signal Path, EQ and Timing
How a car audio DSP converts, filters, equalizes and time-aligns the signal for every speaker, and when you need one.