-
Amateur Radio Sleuthing Pins Down Source of Strange RF ... - ARRL
Aug 9, 2016 ... “This situation is indicative of what can happen as a result of insufficient FCC enforcement, especially with regard to electrical noise and ... Learn More
-
A Smarter Approach to Resolving Power-Line Noise - ARRL
This photo was taken during an RFI investigation at an amateur radio station. The source of the harmful interference was traced to this pole. The Model M330, ... Learn More
-
Hunting Down RF Noises - ARRL
Apr 22, 2015 ... I hung the AM radio right on one of the breaker switches. I needed to narrow down the noise source on each individual ac line. I have a set of. Learn More
-
ARRL's RFI Program
Aug 9, 2024 ... ARRL The National Association for Amateur. Radio® is working to reduce Radio Frequency. Interference on our bands. As hams, we see. Learn More
-
FCC Issues Two Citations in Longstanding Power Line Noise Case
Aug 30, 2007 ... Hare also notes that the FCC identified 44 separate noise sources near the complainant. "This shows that it is in utility companies' best ... Learn More
-
ARRL EMC Committee Semi-Annual Report
Jul 7, 2015 ... After over one decade of efforts, the resolution of harmful interference caused by power line noise to Amateur Radio station K9XD in Warrenville ... Learn More
-
Fuel Pump Noise - ARRL
Jun 7, 1999 ... Other possible noise sources are ignition noise and computer noise ... Install an electronic noise Radio Frequency Interference (RFI) ... Learn More
-
ARRL EMC Committee Semi-Annual Report
Mission Statement: The EMC Committee monitors developments in the Electromagnetic Compatibility. (EMC) field and assesses their impact on the Amateur Radio ... Learn More
-
Unidentified - 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
-
Computers - 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
NEW TO ARRL
LEARN MORE ABOUT
MEMBER QUICK LINKS
LICENSING LINKS
IN THE ARRL STORE
Copyright © 2026 The American Radio Relay League, Inc. All rights reserved. Reproduction of material from any ARRL web page without written permission is strictly prohibited.