How do you install an amplifier?
First, Disconnect battery from vehicle, negative then positive. Run speaker inputs from the radio to the amp. Supply fused power from the +battery terminal connector to the amp. Ground the amp to the body/frame. Find a circuit to supply remote power (something that is only powered when the stereo is on... powered radio antenna works well). Run remote power wire from this powered circuit to the remote power input on the amp. Run your speaker wires from the amp to the speakers. Connect battery, positive then negative. Turn radio on. Test.
Why would your rear speakers make a buzzing noise after you install an after market CD player when you shut the car off.?
Adding an amplifier is a great way improve the sound quality of your system. It can add enhanced detail and realism as well as volume and impact. The transformation of sound is unmistakable and will make driving much more enjoyable. Before installation, determine a good place to locate your amplifier. Good places are usually under a seat, in a trunk, or cargo area. Amplifiers have a tendency to get warm and will need a location…