Amateur Radio

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Learn and research amateur radio, science, chemistry, biology, physics, math, astronomy, electronics, and much more. 101science.com is the internet science PORTAL to more than 20,000 science sites.

Amateur radio, also known as ham radio, describes the use of radio frequency spectrum for purposes of non-commercial exchange of messages, wireless experimentation, self-training, private recreation, radiosport, contesting, and …

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The American Radio Relay League (ARRL) is the national association for amateur radio, connecting hams around the U.S. with news, information and resources.

The International Amateur Radio Union. Amateur Radio must organize nationally and internationally for better mutual use of the radio spectrum among radio amateurs throughout the world, to develop Amateur Radio worldwide, and to successfully interact with the agencies responsible for regulating and allocating radio frequencies.

– eHam.net is a Web site dedicated to ham radio (amateur radio).

World’s leading amateur radio web site with news, technical articles, discussions, practice exams and more.

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International Ham Radio News & Opinion. If you are interested in building a system for the new (U.S.) 630m band, the CLE will give you the chance to test out your MF receiving capabilities and compare against what others in your area might be hearing.

The amateur and amateur-satellite services are for qualified persons of any age who are interested in radio technique solely with a personal aim and without pecuniary interest. These services present an opportunity for self-training, intercommunication, and technical investigations. The amateur and

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The American Radio Relay League (ARRL) is the national association for amateur radio, connecting hams around the U.S. with news, information and resources.

CQ Amateur Radio is the world’s leading independent ham radio magazine, with an emphasis on operating, DXing, contesting, propagation, public service, mobiling and construction articles.

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