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

The Intuitor Page: information and unique products for the new culture of creative learning and continuous improvement.

A collection of FREE, easy-to-understand science, technology, and how-it-works articles for the whole family!

HowStuffWorks Electronics gives you explanations, reviews, opinions, and prices for popular electronics, iPods, home theaters, and other gadgets.

YouTube is a place to discover, watch, upload and share videos.

Scientific physics forums for professionals and students to discuss serious issues and topics regarding physics in theory, practice, study and reality. Students can also find help for homework and career perspectives

International Electronic Discussion Forum: EDA software, circuits, schematics, books, theory, papers, asic, pld, 8051, DSP, Network, RF, Analog Design, PCB, Service Manuals

The Federal Communications Commission (FCC) is an independent US government agency, directly responsible to Congress, and regulates interstate and international communications by radio, television, wire, satellite and cable. FCC website resources inc...

WikiAnswers: Questions and Answers from the Community

A thorough tutorial of antennas and antenna theory. This page is designed to present a comprehensive overview of antennas, from design, to measurement and theory. Specific concepts are described, individual antennas are described, array antennas ar...