-
Your First Antenna - 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
-
End-Fed Half-Wave Antenna Kit - 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
-
True Plumbers Delight for 2 Meters An All Copper J Pole - ARRL
'M. P. Hood, "All-Metal 2-Meter J-Pole An- tenna" (and References), Ham Radio,. Jul 1984 ... Learn More
-
Index of Advertisers Horizontally Polarized Two-Meter Triangle Loop ...
Thank you for your assistance. Copyright © 2022 by the American. Radio Relay League Inc. For permis- sion to quote or reprint material from. QEX ... Learn More
-
Understanding SWR by Example - ARRL
When you key the transmitter, it develops a radio fre- quency (RF) voltage on the transmission line input. The voltage travels down the feed line to the antenna ... Learn More
-
ARRL Antenna Book
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
-
Welcome to Yaesu
Amateur Radio ; Aviation Radio ; Marine Radio. Learn More
-
Ground-plane Antennas for 144, 222 and 440 MHz - ARRL
Fig 23—These drawings illustrate the dimensions for the 144-MHz ground-plane antenna. ... Either method is suitable for these antennas. Page 2. 18-22 Chapter 18. Learn More
-
QST Announces 2017 Antenna Design Competition Winners - ARRL
Sep 13, 2017 ... The American Radio Relay League (ARRL) is the national association for amateur radio, connecting hams around the U.S. with news, ... Learn More
-
Reunion Island, South Africa Connect on 2 Meters - 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.