Skip Navigation

Articles & Videos: 5-channel Amplifiers

Video: car amplifier channels
by Zak Billmeier, Ken Nail

How many channels you'll need for your amp depends on how you intend to use it, and with how many speakers or subs.

Video: car amplifier power
by Zak Billmeier, Ken Nail

We describe the basics of deciding how much power an amplifier should have when you're trying to match it to your speakers or subwoofers.

Video: car amplifier features
by Zak Billmeier, Ken Nail

This video describes some of the common features you should look for when you're shopping for an amp, like a high-pass filter or a bass boost.

Matching subs & amps
by Ken Nail

Confused about wiring your subs and picking the right amplifier? Crutchfield will get you on the fast track to big bass with this simple guide.

Amplifier installation guide
by Crutchfield Writing Team

Here's a step-by-step car amplifier installation guide, including troubleshooting when things don't work perfectly.

Car amplifiers FAQ
by Buck Pomerantz

Our Amplifier FAQ answers many common questions like: How can I add an amp to my system? Where should I mount it? What wiring do I need? What size fuse and power wire?

Car amplifiers glossary
by Crutchfield Writing Team

Car amplifier audio terms - like watts, volts, and efficiency - are explained.

Tuning your subs
by Buck Pomerantz

What does the gain control do anyway? This article describes how to adjust your amplifier so that your subwoofer sounds just the way you want it to.

Now that the front door speakers were in — and we could ably demonstrate the difference between the front aftermarket and rear factory speakers — it was time to install the new rear...

This step-by-step guide will help you make sure that your amps and subs are evenly matched and work well together. We explain how to select one to go with the other.

The Alpine PDX-V9 is the 5-channel version of their popular PDX amps. It's small, stackable with other PDX amps, and gives you serious power, with a tiny footprint.

Amps make music fun
by Buck Pomerantz

When you add an amp to your system, the sound becomes higher, wider, and more realistic — like the band's in the car and you're in the front row.

One of our employees shares the excitement of having an amplifier in her car for the first time. We installed the Rockford Fosgate Punch P400-4 amplifier in her car,

Minivan makeover
by Buck Pomerantz

High schooler Morgan didn't particularly enjoy getting stuck driving the family minivan, until we gave her a rockin' aftermarket sound system to plug her iPhone into.