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American Radio Relay League | Ham Radio Association and Resources
The American Radio Relay League (ARRL) is the national association for amateur radio, connecting hams around the U.S. with news, information and resources.
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08/28/2026 06:22 PM
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The ARRL Solar Update
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Solar activity reached moderate levels this week. Region 4513 was responsible for an M2.2/1B flare that reached its peak on August 26. This event was accompanied by a 10.7-centimeter radio burst that reached 140 solar flux units (SFU) and a type II radio sweep with an estimated shock speed of 930 km/s despite its relatively impulsive nature. No resulting coronal mass ejection (CME) has been obs...
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08/28/2026 05:45 PM
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The ARRL EME Contest
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08/28/2026 04:41 PM
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Radio, Learning, and Community at the 2026 ARRL National Convention and Huntsville Hamfest
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08/21/2026 10:19 AM
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Entrepreneur and Amateur Radio Operator Invests in the Next Generation of Problem Solvers
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ARRL The National Association for Amateur Radio® announced today a historic and transformational $1 million gift from Dr. James M. Galm, W8WTS. An entrepreneur and amateur radio operator who spent his career solving complex energy and engineering challenges, Galm is now investing in the next generation of problem solvers through his support of ARRL. The gift will directly support ARRL programs a...
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