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Strange Antenna Challenge - ARRL
May 23, 2020 ... Antennas for the Strange Antenna Challenge are to be constructed of unusual, make-shift, or debris material that may be on hand following a ... Learn More
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VHF Omnidirectional - 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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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
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The Hourglass Loop Antenna - ARRL
John Stanley, K4ERO. This horizontally polarized antenna is an extension of the horizontal loop antenna featured in The ARRL Antenna Book.1 It provides ... Learn More
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HF Trap Antennas - ARRL
Introduction. A popular way of multibanding antennas is to install parallel tuned circuits, or traps. There are two different techniques used. One technique is ... Learn More
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Antenna Corrosion - ARRL
A major issue with antenna design is corrosion--hams want their antennas to last but corrosion from the environment is often the limiting factor. Learn More
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Amateur Radio Operators Delighted With California City Council's ...
Aug 13, 2014 ... The subject of Poway's Amateur Radio antenna ordinance came up at the ARRL Board of Directors January 2014 meeting. ARRL General Counsel ... Learn More
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Random Wires - 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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Indoor Antennas - ARRL
Antennas generally perform best when they're out in the clear, but there is no law that says you can't use an outdoor antenna indoors. Learn More
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Recycling TV Antennas for 2-Meter Use - ARRL
When modified by a resourceful radio amateur, they'll become—with almost no cash outlay—a respectably performing Yagi antenna for the 2-meter band. What's of ... Learn More
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