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Your search for amplifier returned these articles:

Intro to live sound equipment
by Robert Ferency-Viars

Whether you only need a single mic and a speaker or a full kit for your band, it pays to know how a PA system works. This article explains each piece of the system.

All about subwoofers
by Buck Pomerantz

All the information and links you'll need to plan, install, tune, and enjoy a subwoofer system in your car or truck.

Upgrade your car's sound
by Buck Pomerantz

Factory stereo systems leave a lot to be desired. The four upgrade systems we discuss in this article improve the factory sound of different vehicles in different ways.

Whether you're fishing, waterskiing, or just cruising around, boating is even more enjoyable when you have a quality marine audio system to provide the music.

FUSION is a company dedicated to bringing high-performance audio to the marine market. That's why their marine audio products are "designed from the water up."

This article will help you figure out how to start building the car stereo system that's right for you, by deciding where the weakness is in your current system.

Life with a factory stereo
by Charlie Pastorfield

Many new vehicles make it difficult to install a new stereo. This article covers some of your options for improving the sound without changing the stereo.

Video: Upgrading Your Factory Stereo, part 2
by Robert Ferency-Viars, Ken Nail

In this short video, Crutchfield experts show how a fellow employee created a high-performance car audio system without replacing his vehicle's factory stereo.

Building a great car stereo doesn't have to be an "all or nothing" proposition. With a plan and a budget, you can build a great audio system one step at a time.

When it's time to upgrade your boat's audio system, it's important to look for marine-rated stereo equipment that can stand up to life on the water.

The mobile audio/video section of the Crutchfield Labs lets our writers, researchers, and advisors get hands-on experience with the latest car audio products.

Bill Becker, founder and CEO of BDI, talks about special features of the BDI Mirage 8222 audio/video cabinet, designed to hold and hide your audio components.

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