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TV Channels - Air/CATV
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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Additional Resources
The ARRL recommends the following publications on regulatory and RFI topics: Antenna Zoning for the Radio Amateur by Fred Hopengarten Learn More
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ARRL Hosts RFI Workshop for Utility Companies
Jun 22, 2011 ... 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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Radio Frequency Interference (RFI)
ARRL helps amateur radio operators through both technical and process hurdles often experienced while investigating RFI to or from a ham's station. Learn More
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A Quick Look at Radio Frequency Interference
May 1, 2009 ... Also see The ARRL RFI Book, available from your ARRL dealer or the ... Figure 1 — Illustration of conducted and radiated RFI from an amateur ... 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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New ARRL Handbook and ARRL Antenna Book Editions Available ...
Oct 18, 2019 ... Volume 6: Test Equipment, Troubleshooting, RFI and Index. ARRL introduced the first edition of The Radio Amateur's Handbook, written by F. E. ... Learn More
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Untitled
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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Interference Primer - ARRL
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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Television
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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