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HowStuffWorks Electronics answers your home theater system questions and more. Find explanations, reviews, videos and prices on cameras & photography, personal audio, home audio & video systems, HDTVs and cell phones.

Cameras & Photography

A good photo is part art, part science. Whether you like to manually focus and carry a slew of lenses in a Tamarac bag or go digital and let a high-tech camera do the work for you. See more »

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Gadgets

"Gadget" is a catch-all word these days for nifty devices. We've covered the basics, such as clocks & watches, plus delved into the world of present-day and future high-tech gadgets, such as digital jewelry and restaurant pagers. See more »

Games & Gear

Video games have come of age as an entertainment medium and the technology continues to mature. Learn about how your favorite video game consoles work, and see what's on the gaming horizon. See more »

Home Audio & Video

Home audio and video setups are as individual as the people who own them. At its most basic, a home theater includes a TV, some speakers and an audio/video source. Find out about the newest home theater components, and how they work together to give you a superior entertainment experience. See more »

How-to Tech

This How-to Tech section is full of great articles explaining how to handle the increasing amount of technological objects in your life. Visit the How-to Tech guide and learn how to become the tech expert in your household. See more »

Personal Audio

For many, personal audio electronic devices such as iPods and other MP3 Players play a pivotal role in our individual entertainment lives. Many of us couldn’t imagine a walk to work or treadmill jog without one. See more »

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Phones

Telecommunications devices, including cell phones, satellite radio or Voice over IP, connect us to one another and to the world of information at our fingertips. Learn all about the technologies we depend upon for efficient communication. See more »

Solid State Electronics

Solid State Components are the building blocks of today's technology. From batteries and circuit breakers to oscillators and microcontrollers, they make up the gadgets and machines that we use every day. See more »

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How Bluetooth Works

What do you do when you need your computer to "talk" to your cell phone? Bluetooth allows electronic equipment to connect without wires -- or direct action from you.

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How Wireless Power Works

Unless you're particularly organized and good with those little twist ties, you probably have a few dusty power cord tangles around your home. But wireless power transmission could soon cut the clutter and lead to clean sources of electricity.