Is speaker impedance, which is measured in ohms, important? Plus, do you need to match speaker and receiver ohm ratings?

Connecting a subwoofer to your receiver is an essential step in getting deep bass for your home theater or audio setup. But ...

Here’s how it works. Suppose you want a hi-fi system but are daunted by the prospect of multiple speaker and amplifier boxes or simply don't have space for separates. In that case, you may want to ...