
KG4JJH - Amateur Radio Projects
2022年12月8日 · Welcome to my collection of Amateur Radio Projects. I do a lot of portable operating and prefer lightweight directional antennas such as the Moxon Rectangle. This compact antenna is similar in performance to a full size 2-element Yagi but with a higher front-to-back ratio and a 30% reduction in size.
UHF-VHF Yagi Construction - KG4JJH
These optimized wide-band antennas offer up to 16 dBi gain and 30 dB F/B ratio when mounted at 20 feet over average ground (10.2 dBi free space gain). A unique method of fastening and isolating the elements to the boom is detailed and presented to the builder.
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10M MoxBeam - KG4JJH
For this “Moxon Beam” or MoxBeam project I describe a portable version of my attic antenna that is built from composite lumber, fiberglass tubing, and Home Depot wire for about $75.
KG4JJH - Callsign Lookup by QRZ Ham Radio
2024年11月19日 · World's leading amateur radio web site with news, technical articles, discussions, practice exams and more.
Moxon Antenna Project
"This antenna is more rugged than the Black Widow and weighs 15 lbs, so it's not a good candidate for most push-up painter poles. I'm currently using a surplus military mast at 35 feet. The antenna is completely weatherproof and consists of fiberglass tubing, aluminum plate, stainless steel hardware, #14 Flexweave wire, and pvc.
KG4JJH Moxon Antennas - The DXZone
A Moxon rectangle antenna projects for the 6 10 15 17 and 20 meter band but include drawings, plans, statistics and homebrewing statistics. You will find this resource in 7 categories on our links directory. The title of the main category is 10M and it deals mainly with …
DRIVEN ELEMENT MOUNTING PLATE BOOM TO MAST MOUNTING PLATE REFLECTOR MOUNTING PLATE 6M MOXON RECTANGLE DESIGN: A,W, BAKER TESTED: A_W_ BAKER NOTES 1. H.POL: 50.5 MHZ RESONANT FREQUENCY COVERS 500 TO 510 MHZ ssg. 8 DIGITAL MODES) WITH MAX SWR OF 1 2. V-POL: 529 MHZ RESONANT FREQUENCY COVERS 52.0 TO 54.0 MHZ (FM MODE) WITH MAX SWR OF 181. 3. SELECT VERSION …
6m 4-Element Quad Antenna - KG4JJH - Yumpu
2015年9月7日 · <strong>6m</strong> 4-<strong>Element</strong> <strong>Quad</strong> <strong>Antenna</strong>Build this portable short boom beam with over 8 dBd gain.Summer contests are a great reason to get away from it all and enjoy the pleasures ofamateur radio. I like to combine the VHF and Field Day events with camping so myantennas need to be portable.
5El 6m LFA Yagi - KG4JJH
A never ending quest for the optimum 6m antenna led me to try a Loop Fed Array Yagi. This design, pioneered by Justin Johnson, G0KSC, claims lower noise and a better 50 ohm impedance match than conventional Yagis by using a loop for the driven element.
6m moxon antenna - KG4JJH - Yumpu
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