Category Archives: Speaker Selector Questions

What is the difference between speaker selectors? There are generally two types of speaker selectors. Resistor based and autoformer based. Resistor based speaker selectors are generally lower in cost than their Autoformer counterpart. Resistor based speaker selectors cost manufacturers less to build, and work quite efficiently and acceptably for background music applications. Autoformer based speaker […]

What is impedance matching? To match impedance means to take a group of speakers (usually more than three pairs) and forcing the combined impedance of the speakers to maintain an even 8 ohm level (or another number if required). On average, most home speakers have an impedance of 8 ohms. An Ohm unit measures the […]