Search Results | Cell Phone
Your search for "Cell Phone" returned 201 results
What is the difference between analog and digital cell phones?
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There are two main digital systems in the U.S. One is generically known as "digital service," and the other is clearly branded as "PCS."
Millions of Phones Use GSM ... Meaning What, Exactly?
electronics.howstuffworks.com/question537.htm
If you travel internationally, Global System for Mobile Communications (GSM) GSM is the only cellular service available. See how GSM works.
Do certain radio wave frequencies (like those used by cell phones) pose health risks?
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Do certain radio wave frequencies pose health risks? If so, is it safe to live within a quarter mile of a cellular phone tower or a radio antenna?
LTE Meaning: Understanding the Cell Phone Technology
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Next to the battery icon on your phone, you see "LTE," meaning ... meaning what, exactly? Learn how LTE helps you stream while also enabling smart cities.
How Ringtones Work
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Ringtones are the easiest way to personalize your cell phone. Find out how ringtones work and learn ways to add your favorite ringtones to a cell phone.
How Smartphones Work
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Smartphones blur the line between cell phones and PDAs. Learn the details of smartphones, read cell phones and PDA reviews and see our buying guide.
How does the walkie-talkie feature on a Nextel phone work?
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Nextel phones offer a service that allows you to push a button and connect with another Nextel user. Find out how this "walkie-talkie" feature works.
How the iPhone Works
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The Apple iPhone is a cell phone that works like a computer. Get the inside scoop on iPhone technology and the hype around the iPhone releases.
How To Tell if Your Phone Is Tapped
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It's possible and relatively easy for someone to tap into your phone line or cell phone. With a few tips, it's also easy to tell if someone tapped your phone.
What is the future of communication?
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What is the future of communication? Are the days of the cell phone numbered? Find out about new technologies and the future of communication.