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ARRL Field Day, held on the fourth full weekend of June, is the largest annual amateur radio (Deals) event in North America, with over 35,000 participants. Clubs set up portable stations powered by generators or batteries to simulate emergency communication conditions, practicing skills that could be vital during natural disasters. Field Day combines the competitive thrill of contesting with the community spirit that makes ham radio one of the most welcoming technical hobbies in the world.
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