Skip Navigation

Our latest how-to guides

The recent WikiLeaks data dump claimed the CIA was using certain Samsung smart TVs, iPhones, and Android and Windows smart devices to spy on people.

Amplifier wire gauge chart
by Buck Pomerantz

Need to know know which size of wire you should use when installing an amplifier? Use our handy cable gauge chart to find out.

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.

DIY tips, tricks, and hints to help you install your own security system. Includes suggestions on wiring, placement, and setup.

Setting up your speakers for their best musical performance may take a little extra time, but can go a long way toward enhancing your long-term satisfaction.

In this video, we give you a look at all of the research that goes into creating our massive vehicle database. When we tell you we know what fits, we really do.

If you're in the process of choosing home theater speakers, knowing the basics of speaker placement can help you make the smartest choice for your room.

You can connect speakers to an amp by wiring the amp's output wires to the harness behind the stereo, where all the speaker connections are accessible in one place.

In this article, we'll explain the ins and outs of setting up your receiver, so you can get all the audio and video performance you paid for.

How to install car speakers
by Crutchfield Writing Team

Installing new speakers is the single most cost-effective improvement you can make to your vehicle's audio system. This article will show you how to do it.

Installing tower speakers on a boat takes some effort, but the results are worth it. Our guide will show you how to do add these speakers and more fun to your boat!

Adding new component speakers is a great way to improve the sound of your vehicle, but installation can involve a few more steps than coaxial speakers.

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.

We've learned a lot about marine audio installations over the years. This article contains tips for installing receivers, speakers, subs, amps, and more on your boat.

What is chroma subsampling?
by Steve Kindig

Know about "chroma subsampling?" Ever seen numbers like 4:4:4 used to describe a TV's color resolution? This article explains those numbers and why they matter.

Hooking up a basic sound bar to your TV is easy. But some models are more complicated. Learn how to make the right connections and how to set up your new sound bar.

Ask an expert advisor

No pressure, no commission — just lots of good advice from our highly trained staff.

Need install help? Crutchfield offers free step-by-step guidance on a wide range of products.

Download Install Guide PDFs