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A Coupled-Resonator HF Antenna Use this multiband dipole for ...
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
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630-Meter Band Worked All States Awards Issued
May 1, 2025 ... The American Radio Relay League (ARRL) is the national association for amateur radio, connecting hams around the U.S. with news, ... Learn More
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ARRL DX Phone Contest Brings DX in Full Force to the HF Bands!
Feb 24, 2010 ... The American Radio Relay League (ARRL) is the national association for amateur radio, connecting hams around the U.S. with news, ... Learn More
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HF Wire
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
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ARRL DX Phone Contest Brings DX in Full Force to HF Bands
Feb 26, 2009 ... The American Radio Relay League (ARRL) is the national association for amateur radio, connecting hams around the U.S. with news, ... Learn More
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Antenna Height and Communications Effectiveness
Amateur radio operators, or “hams” as they are called, communicate with stations located all over the world. Some contacts may be local in nature, ... Learn More
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A Study of Tall Verticals
The author conducted a study of quarter wavelength vertical antennas used on bands higher in frequency than that for which they were designed. Here are the ... Learn More
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Some Thoughts on Vertical Ground Systems Over Saltwater
shown (Antenna Compendium Vol. 6, page 216). But for a multi-band vertical the elevated radial approach over water becomes complicated and may not be ... Learn More
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Elevation and Pseudo-Brewster Angle Formation of Ground ...
His primary interest in Amateur Radio is low band. DXing and designing and building antennas, tuners, and amplifiers. Bob holds 5BDXCC,. 5BWAZ (200), has 334 ... Learn More
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Supplemental Files – ARRL Antenna Book, 23rd Edition
(Note: Chapters 2 and 28 have no supplemental files.) Chapter 1. Supplemental Articles. • “Radio Mathematics” — supplemental information about math used in ... Learn More
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