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Black Gold - Hot Mics
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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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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Electric Fence Interference—A Case History - ARRL
Paul thinks I'm an RFI guru, so I had to fake it. I grabbed my well-worn copy of Radio Frequency Interference: How to Find It and Fix It [1] and dashed out the ... Learn More
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ARRL EMC Committee Semi-Annual Report
Jun 12, 2007 ... RFI COMPLAINTS BY SOURCE: Power Line Noise. 44. Amateur Radio. 22. Unknown. 33. Appliances & Electrical Devices. 7. Automotive. 5. Computer. 7. Learn More
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Estimated Field Strength from Amateur Radio Stations -- ARRL #1
The external area around ARRL HQ is known to have a fairly high ambient noise level, primarily from power-line related noises. Measurements were made in the ... Learn More
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ARRL Letter Issue
Mar 25, 2021 ... 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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Of Frogs and Canaries - ARRL
There are many analogies to the story of the frog, including radio spectrum pollution. Sometimes a potential source of unnecessary radio frequency interference ... Learn More
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Station Setup Techniques to Prevent Field Day RFI - ARRL
Keith uses RG-214 shielded coaxial cable for all. RF cable runs. The Conejo Valley Amateur Radio. Club uses Dunestar triplexers connected to tri-band antennas ... Learn More
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Grounding and Bonding for the Amateur - ARRL
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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Interference - 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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