Portable EFHW Antenna for 40, 20, 15, 10m Bands
By DL2MANLearn how to build a portable End-Fed Half-Wave (EFHW) antenna for the 40, 20, 15, and 10m bands. The article provides detailed instructions on building a broadband transformer, winding the transformer, selecting the right wire and accessories, and using 3D printed components for assembly. Whether you are a beginner or an experienced ham radio operator looking for a portable antenna solution, this guide offers practical advice and resources to get you started. Enhance your radio communication capabilities with this versatile and lightweight antenna setup.
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Last updated: 2026-01-18
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