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
FPO

The band that radio stations use is completely arbitrary. Learn how that relates to the specific frequency that FM stations use, and why all the FM radio stations in the United States end in an odd number?

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How Ham Radio Works

Ham radio lets people talk across the globe, wirelessly and inexpensively. It's a subculture in its own right. See what amateur radio is all about and how you can become an operator.

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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