-
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
-
Understanding SWR by Example - ARRL
the most mysterious creatures in the world of Amateur Radio is standing wave ratio (SWR). I often hear on-air discussion of guys brag- ging about and comparing ... Learn More
-
FCC RF-Exposure Regulations -- the Station Evaluation - 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
-
Circularly Polarized Yagi Antennas for Satellite Communications
Around 2000 my interest turned to VHF and UHF amateur satellites. After several years of mediocre performance from a single seven-element 2 meter Yagi, I ... Learn More
-
A Coupled-Resonator HF Antenna Use this multiband dipole ... - ARRL
A coupled-resonator configuration with three wires spaced 2 inches apart looked just right for operating during ARRL Field Day and for Amateur Radio Emer- gency ... Learn More
-
The March Edition of Digital QST is Now Available - ARRL
Feb 10, 2016 ... The American Radio Relay League (ARRL) is the national association for amateur radio, connecting hams around the U.S. with news, ... Learn More
-
The tape measure antenna - ARRL
What do you recommend? A: The Tape-Measure antenna is a simple, hand-held 2 meter Yagi; that is fun and inexpensive and ... Learn More
-
A portable Quad for 2 Meters - Repeater Builder®
Keep in mind, however, that the structure will be more prone to blow over,. "Optimum gain element spacing found for the quad antenna," World Radio News, March. Learn More
-
Bicycle-Mobile Antennas - By Steve Cerwin, WA5FRF and ... - ARRL
When riding for pleasure and exercise, having ham radio along makes the miles go by quicker. But the path to an efficient bicycle mobile installation is not ... Learn More
-
160 Meter Antennas - 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.