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Presented by Paul Cianciolo, W1VLFRFI (Radio Frequency Interference) has been a problem for Ham radio operators and SWL’s (Shortwave listeners) since the radio hobby began. Both from natural sources (QRN) and manmade sources (QRM). Things have changed in the last 20 years with the advent of widespread solar power, LED lightning , grow lights, digital computing devices etc. The technology boom has enhanced our daily lives, but at what price?
An educational seminar to help both new and experienced amateurs who are on HF and finding themselves plagued with noise. We'll learn what "noise" is, about the various noise sources, and how to mitigate those noises using a variety of techniques..Thursday April 22, 2021 @ 3:30 pm EDT (1930 UTC)Registration & RecordingsARRL members may register for upcoming presentations and view previously recorded webinars by clicking here.
Presented by Ed Hare, W1RFI, ARRL Laboratory ManagerLearn all about the ARRL Technical Information Service (TIS) and the expert ARRL Laboratory staff who answer thousands of questions each year from members. Get tips about projects, suggestions to address various station installations, and help for some of your most pressing ham radio questions. You'll discover how to search ARRL’s extensive Periodicals Archive, find helpful articles, read test reports, access technical forums, and find answers to technical questions beyond the Lab.
