-
National Association for Amateur Radio Website Search - ARRL
... magnetic field strength varies ... Learn More · The K7RA Solar Update - ARRL. Mar 20, 2015 ... The American Radio Relay League (ARRL) is ... Learn More
-
ARRL Letter Issue
Oct 15, 2020 ... The American Radio Relay League (ARRL) is the national association for amateur radio, connecting hams around the U.S. with news, ... Learn More
-
EXHIBIT C Modeling as an Alternative to Measurements in ... - ARRL
Numerical Electromagnetics Code (NEC) analysis of power lines can be used to determine the trends in the way that electric and magnetic field strength varies ... Learn More
-
2015 FALL-WINTER CATALOG Cover 1V1.indd - ARRL
Nov 11, 2015 ... The digital edition is available in the Kindle format from Amazon. Discover Ham Radio e-book. This booklet is an overview of Amateur. Radio and ... Learn More
-
ARRL Letter
Dec 6, 2018 ... AMSAT is asking Amateur Radio satellite enthusiasts to listen for Fox-1Cliff's telemetry for the initial 72 - 96 hours as on-orbit checkout gets ... Learn More
-
Pacemakers Interference and Amateur Radio - ARRL
As hams we know that subjecting a wire to an electro- magnetic field causes a current to flow in the wire. This is how radio receiving antennas work. The ... Learn More
-
2022 ARRL Straight Key Night
Jan 1, 2022 ... The American Radio Relay League (ARRL) is the national association for amateur radio, connecting hams around the U.S. with news, ... Learn More
-
High Sensitivity Crystal Set - ARRL
In my case, I was using a galena “cat's whisker” detector.1 Such a radio typically required a long outside antenna and ground rod or water pipe ground ... Learn More
-
ARRL Letter Issue
Jul 11, 2024 ... At Ham Radio 2024, the International amateur radio exhibition, last week in Friedrichshafen, Germany, the Software Defined Radio Academy (SDRA) ... Learn More
-
ARRL Letter Issue
Jul 21, 2016 ... Amateur Radio played a major role in meeting the objectives of the June 6-10 Cascadia Rising 2016 Federal Emergency Management Agency (FEMA) ... 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.