Despite the fact that radio predates television by many years, it is still an important and widely used form of communication. DXing.com is sponsored by Universal Radio Research and is a very informative source of radio technology and news. For users interested in learning how radio works, many basics are described, such as frequency, wavelength, and modulation. An introduction to shortwave radio is a good guide to learn how to listen to worldwide broadcasts. A monthly radio program that provide
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