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Top Amateur Radio Websites – Issue 2402
Enhancing Performance with W8JK/MOXON Antenna Variant F5NPV F5NPV introduces a variant of the W8JK antenna design, employing the MOXON principle. With extended monopoles, it outperforms the...
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Top Amateur Radio Websites – Issue 2403
Delta Loop vs End Fed Half Wave on 20m PH0NO Intrigued by a German OM positive experience with a 20m delta loop, the author replicated the design, noting its favorable 50-ohm impedance compared to...
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Top Amateur Radio Websites – Issue 2404
Build an Arduino CW Decoder KG4JJH An Arduino-Based Solution for 5-35 WPM Signals. Explore the circuit, controls, and setup of this innovative device designed by Allen Baker (KG4JJH). Decode Morse...
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Top Amateur Radio Websites – Issue 2405
Smart SO2R Antenna Switcher: A DIY Solution KK7S In pursuit of enhanced station efficiency, the author describes crafting an Arduino-based smart antenna switcher for an SO2R setup. Faced with manual...
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Top Amateur Radio Websites – Issue 2406
CQ DX World Map kuisokov A large CQ Zones World Map in Jpeg format. Baluns and Ferrites Basics VE2AZX Unlock the secrets of RF signal optimization in a presentation covering Balun essentials, diverse...
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Top Amateur Radio Websites – Issue 2407
Durable 2-Meter Yagi Antenna: PVC and Window Line Construction KB9RLW Discover the creation of a robust 2-meter, 3-element Yagi antenna using PVC pipe and window line. Designed for durability and...
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Top Amateur Radio Websites – Issue 2408
Ribbit digital text messaging mode for HF/VHF/UHF RibbitRadio Ribbit is a novel digital text messaging mode for VHF/UHF communications for recreational and emergency use which radically increases the...
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Top Amateur Radio Websites – Issue 2409
Mini Satellite-Antenna Rotator Mk1 sarcnet This project is a portable device used to automatically point a directional antenna towards an orbiting satellite. It takes all the effort out of little kids...
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Top Amateur Radio Websites – Issue 2410
Field-Tested VP2E Antenna VA3KOT The author explores the VP2E antenna, introduced by Ed Durrant DD5LP, for Portable Operations on the Air (POTA). Detailing its unique design, successful trials, and an...
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Top Amateur Radio Websites – Issue 2411
Portable Half-Square Antenna WB3GCK The author explores a portable version of the half-square antenna, typically a single-band structure. Using a 9:1 unun for versatility, they describe construction...
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Top Amateur Radio Websites – Issue 2412
Space-Efficient Excellence: Inverted L Multi-Band HF Antenna qsoshack Discovering a solution for limited space, the inverted L HF antenna emerges as a stellar performer. Half the size of a dipole, it...
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Top Amateur Radio Websites – Issue 2413
Budget-Friendly 5-Element Quad Antenna Design KD6GLF Constructing a 5-element quad antenna, the author aimed for low cost and simplicity, resulting in an effective design with 11 dBi gain and SWR of...
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Top Amateur Radio Websites – Issue 2414
DIY EMC/RFI Mains Filter for a Clean Shack M0PZT Utilizing snap-on ferrite cores and practical insights, the author enhances their shack’s cleanliness against electromagnetic interference. With...
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Top Amateur Radio Websites – Issue 2415
Telescopic Fiberglass Antenna Pole Support Method VA3KOT Supporting a telescopic fiberglass antenna pole for ham radio operation. Rather than cumbersome methods like using angle iron or PVC pipes,...
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Top Amateur Radio Websites – Issue 2416
Magnetic Loop Antenna Builds and Autotuning Advancements TF3LJ Explore two magnetic loop antenna constructions, utilizing a 6-foot and a 12-foot square loop. Accompanied by a detailed description, the...
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Top Amateur Radio Websites – Issue 2417
Reliable Emergency Power: Solar Solutions OH8STN In a quest for reliable emergency power, the article discusses the necessity of accessible power solutions amidst blackouts and energy crises. It...
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Top Amateur Radio Websites – Issue 2418
K6MM 160m Antenna Modifications W6AER After a storm damaged the antenna, W6AER replaced it with a pre-made capacitance hat from DX Engineering. Using hose clamps and conductive grease, he ensured...
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Top Amateur Radio Websites – Issue 2419
Vertical bazooka antenna for the 40m ON8IM A quarter wave vertical omni-directional antenna for 7 MHz. Formulas for dimensions in feet and meters are provided. Ideal radial angle is between 35° and...
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Top Amateur Radio Websites – Issue 2420
Build a Simple VHF Dipole Antenna for 2 Meters: A Beginner’s Guide G0UIH This article serves as a beginner-friendly guide to constructing a simple VHF dipole antenna for 2 meters, perfect for novices...
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Top Amateur Radio Websites – Issue 2421
Build a Lightweight 15m Yagi Antenna: Simple Design for Impressive Performance G0UIH In this article, Steve G0UIH presents a straightforward guide for constructing a lightweight 15m 3 Element Yagi...
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