HAM RADIO: Vertical Antenna Size & Antenna Efficiency

Small, Cheap, Efficient Vertical Antenna for 40mПодробнее

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High Power Magnetic Loop Antenna Theory and Construction By Ted Robinson, K1QARПодробнее

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HAM RADIO: How to get GREAT results from your VERTICAL ANTENNAПодробнее

Building an easy copper tape and PVC vertical antennas with John Portune, W6NBCПодробнее

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Directional Antennas for Beginner Ham Radio OperatorsПодробнее

Ham Radio: Simple Vertical Antenna for Portable DXПодробнее

Vertical Antennas, Ground Planes and Radials for Ham Radio - MMANA-GALПодробнее

HF VERTICAL ANTENNAS - The Positives and The NegativesПодробнее

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HAM RADIO: Vertical Antenna Size & Antenna EfficiencyПодробнее

An introduction to Antenna Gain and Radiation PatternsПодробнее

Ham Radio HF Vertical Antennas - Adding DX GainПодробнее

Vertical Antenna Efficiency - A Basic Rough GuideПодробнее

Practical Foil Metal Antennas - John Portune - W6NBCПодробнее

9:1 Unun Vertical Antennas - 40 metres through 10 metresПодробнее