Looking for a crossover? Do you need a crossover? There are several different types - make sure you choose wisely to optimize your system.

Passive crossovers are very easy to install, but active crossovers require a little more work.Find out about wiring needs, and location options.

What is a crossover and do I need one? What's the difference between passive and active crossovers? How hard is it to install a crossover? What does the phase switch on an electronic crossover do?

Learn about the features and technical specifications you'll find in a crossover.

Guide to installing a crossover or equalizer in your vehicle.

In this video, a Crutchfield Web Editor tells how he got his high-caliber sound system sounding just right. Not everyone goes to the extremes that he did, but then, not everyone chooses to fine-tune their sound with the DQXS digital equalizer from AudioControl.

Crutchfield car A/V editor and longtime musician Charlie put a new system in his convertible a little while back, and while his sound vastly improved it was missing something at first. After tuning his system with AudioControl, he could turn it up without any distortion.