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QEXfiles
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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Grounding and Bonding for the Amateur
The book brings together material from numerous Amateur Radio and industry sources to present a comprehensive picture of basic grounding and bonding practices. Learn More
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Broadcasters, Jammers Wreak Havoc on Amateur Radio Frequencies
Oct 25, 2016 ... ... noise. The problem for radio amateurs is that the battle is taking place in the 40 meter phone band — 7.145 and 7.175 MHz — with the jamming ... Learn More
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ARRL@HamRadio.Fun: November Sweepstakes For the Win!
Dec 22, 2012 ... This year, the Missouri S&T Amateur Radio Club, W0EEE, took a much bigger role in Sweepstakes. In past years, we battled with noise and RFI ... Learn More
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FCC to Utilities: Don't Look to Hams to Pay for Your Testing
Aug 28, 2009 ... 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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Meetings
Aug 27, 2024 ... January 18 (the Thursday before the January 2024 Board Meeting) – W1GKS, W1EMI, W1RFI,. W1DRF (ARRL Lab Digital RF Engineer), K3ZJ and K9LA met ... Learn More
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Interference From BPL Systems
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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A Line Noise Sniffer That Works
I tried to find the source by using an AM broadcast receiver, but I could only deter- mine a general location, My AM radio picked up the standing-wave power- ... Learn More
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FCC Power-Utility Letter
If the interference involves an operator in the Amateur Radio Service, the ARRL may be able to help by providing information about power-line noise. Contact:. Learn More
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ARRL EMI/RFI Products And Other 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. Learn More
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