Wiring it improperly can not only effect the sound quality but may even damage the amplifier. So lets see how it is done! 2 Channel amplifier audio input wiring.
When you wire the subs as shown in the diagram below, the total impedance will be four ohms. A bridged 2 - channel amp can provide plenty of power at a.
A typical 2 - amp setup This simplified diagram shows how a full-blown car audio system upgrade gets wired in a car. The system includes a 4- channel amp for the front and rear pairs of full-range speakers and a mono amp for a subwoofer.