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HQ Activity (by W1EMI)
Jan 21, 2023 ... Steve Anderson, W1EMI, is responsible for communications (e-mail and phone) to/from amateur radio operators experiencing RFI problems. Learn More
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Handheld Direction Finding Loop Antenna for RFI Location
A good way to locate radio-frequency interference (RFI) in the HF bands is with a small direction finding antenna and a portable radio. Learn More
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ARRL EMC Committee Semi-Annual Report
Jul 16, 2011 ... ... about. RFI problems. • Write and publish articles about RFI. • Write and publish the ARRL RFI Book. • Design and update ARRL's RFI web pages. Learn More
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National Association for Amateur Radio Website Search
Results 89 - 96 of 1520 ... New Book Magic Band Antennas for Ham Radio is Now Shipping! Oct 28, 2018 ... The American Radio Relay League (ARRL) is the national ... Learn More
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Interference Primer - ARRL
EMI is a catch-all term for TVI, RFI, BCI and any other form of electromagnetically generated interference. ... The best one is the ARRL book, The ARRL RFI Book. Learn More
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The ARRL Antenna Book for Radio Communications
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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Light Bulbs and RFI — A Closer Look
This circuitry has the potential to generate. RF, and with it, the possibility of interference to nearby radio receivers, including amateur receivers. So far, ... Learn More
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ARRL References - ARRL Handbook Reference
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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National Association for Amateur Radio Website Search
Results 57 - 64 of 1190 ... ARRL Antenna Book Reference. The American Radio Relay League (ARRL) is the national association for amateur radio, connecting hams ... Learn More
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Grounding and Bonding for the Amateur
The ARRL's Book on Grounding and Bonding. This web page is for information that extends or supports the book Grounding and Bonding for the Radio Amateur, Second ... Learn More