WHAT'S INSIDE: 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.
  • MP3 Players
  • iPods
  • Radio
FEATURED: PERSONAL AUDIO

iPods and iPhones are not just another gadget. They're so universal that even calling them a 'phenomenon' is inadequate. Learn more about the 7 best ways to charge your iPod without an outlet.

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What are MP3 files and how do they work?

We can transform musical sounds into numbers and record them digitally, although the files can be very large and take over your storage space. That's where the MP3 format comes in. Learn what MP3 files are and how they work.

How the Radio Spectrum Works

AM radio, FM radio, CB radio, short wave radio, VHF, UHF -- what's it all mean? These are all different chunks of the radio spectrum. Find out all about the thousands of different uses for radio waves.

ELECTRONICS: PERSONAL AUDIO
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