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EMC Committee - ARRL
Jul 21, 2018 ... Smith then sends a suspect grower a letter without mentioning the ham or Amateur. Radio. In a majority of the cases it has been the situation ... Learn More
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New ARRL Handbook and ARRL Antenna Book Editions Available ...
Oct 18, 2019 ... The American Radio Relay League (ARRL) is the national association for amateur radio, connecting hams around the U.S. with news, ... Learn More
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Interference Primer - Parts 1 and 2 Derived from QST Lab Notes
Ed Hare, W1RFI, Laboratory Supervisor, now grapples with one of the most difficult problems in Amateur Radio: electromagnetic interference, or EMI. EMI is a ... Learn More
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Amateur Radio Technology | ARRL Laboratory
The ARRL lab provides members and the amateur radio community with technical information, amateur radio product evaluations and ham radio equipment testing ... Learn More
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Locating RF Interference at HF - ARRL
Tom Thompson, WØIVJ. Radio frequency interference (RFI) in- creased dramatically in my neighborhood recently. Locating the sources was not. Learn More
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Employment Opportunities - ARRL
The American Radio Relay League (ARRL) is the national association for amateur radio, connecting hams around the U.S. with news, information and resources. Learn More
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ARES - ARRL
The American Radio Relay League (ARRL) is the national association for amateur radio, connecting hams around the U.S. with news, information and resources. Learn More
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RFI Hunt - ARRL
We can start by dividing RFI into two categories: RFI caused by your ham radio equipment and RFI to your ham radio equipment. This was clearly in the former. Learn More
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RF Exposure and You - ARRL
Jan 1, 1998 ... This book was written to communicate one simple message: For the vast majority of Amateur Radio operators, the RF expo- sure rules are not ... Learn More
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New Book Release: Satellite Operating for Amateur Radio - ARRL
May 1, 2026 ... “I hope it helps a ham who has always been curious about satellites take those first steps to get on the air.” Beyond the basics, Satellite ... Learn More






