Resonant vs. Non-Resonant: Why the “End-Fed Half-Wave” (EFHW) is taking over the world.
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If you’ve spent any time on the air lately, you’ve probably heard a fellow ham brag about their EFHW (End-Fed Half-Wave). It’s currently the most popular antenna in the HF world, especially for portable operators and those with limited space. But what…
NanoVNA for Beginners: Stop Guessing and Start Measuring Like a Pro
For decades, the average ham’s antenna toolkit consisted of a wing and a prayer, an SWR bridge, and maybe a expensive “name brand” analyzer if they were lucky. Enter the NanoVNA (Vector Network Analyzer)—a pocket-sized powerhouse that has…
The “Invisible” Antenna: 3 Stealthy Designs for HOA-Restricted Hams
For many radio amateurs, the biggest obstacle to getting on the air isn’t technical or financial—it’s the dreaded Homeowners Association (HOA). When your CC&Rs (Covenants, Conditions, and Restrictions) forbid “external structures,”…