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Antenna Article Master Directory - ARRL
Elevated Vertical Antennas for the Low Bands: Varying the Height and Number of Radials ... My Pasturized Antenna—An All Band, Multi-Wavelength Horizontal Loop ... Learn More
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The DBJ-1: A VHF-UHF Dual-Band J-Pole - ARRL
Two-meter antennas are small com- pared to those for the lower fre- quency bands, and the availability of repeaters on this band greatly extends. Learn More
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The Hourglass Loop Antenna - ARRL
The antenna gets all of its gain by narrowing the vertical pattern, which costs nothing, as signals on these bands arrive at low angles, except for on ... Learn More
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Touch Lamp - 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
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Evaluating Compliance with FCC Guidelines for Human Exposure to ...
Amateur radio organizations and licensees are encouraged to develop their own more detailed evaluation models and methods for typical antenna configurations and. Learn More
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Grounding - ARRL
After antennas, station grounding is probably the most discussed subject in amateur radio and it is also the one replete with the most misconceptions. Learn More
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Chapter 10 - Question Pool - ARRL
All these choices are correct. T9A08. What is the approximate length, in inches, of a quarter-wavelength vertical antenna for. 146 MHz? A. 112. B. 50. C. 19. D ... Learn More
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Extra Class (Element 4) Question Pool - ARRL
Jul 1, 2024 ... Which of the following determines ground losses for a ground-mounted vertical antenna operating ... A multi-band trap antenna. C. A phased array ... Learn More
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Random Length Multiband Dipoles - 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
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FCC RF-Exposure Regulations -- the Station Evaluation - ARRL
By Ed Hare, W1RFI Excerpted from January 1998 QST Copyright © 1997, American Radio Relay League All Rights Reserved. It's been a long road, but Amateur ... Learn More
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