Ohms are one of the specs that both speaker and receiver manufacturers use to give you an idea about their performance. Speakers and amplifiers alike are usually rated around 8 ohms, but that's not ...

Impedance is complicated and frequently misunderstood. A speaker designer doesn't "choose" speaker impedance. The overall impedance is dictated by the number of drivers and crossovers. It is an ...

You’ve seen references to “impedance” and “ohms” in various loudspeaker specifications or in your owner’s manual for an AV receiver. But what is it? Do you have to “match” speaker impedance to your AV ...