At $43,600, Grimani Systems’ Psi v3 is four subwoofer system that goes in each corner of a home theater for generating up to ...

will help you find the optimal position for your home theater. Have you ever pulled up alongside another car playing music so bass-heavy that your car shakes? That's what a good subwoofer does.

On that note, a subwoofer that has a wide range of frequencies is great, but more importantly, you want lower frequencies. A ...