In amateur radio circles, countless myths, half-truths, and real tricks are circulating. One of the most frequently debated topics: does the length of the coaxial antenna cable really matter? When is cable tuning useful, and when is it unnecessary? The Cable Length Myth – And What’s Behind It The Basics of Impedance TransformationA quarter-wavelength cable…

Modern advances in shortwave radio bands Introduction – Why is shortwave still relevant today? In recent decades, the world of telecommunications has seen explosive growth. VHF/UHF/SHF frequency bands dominate today’s mobile communications and satellite networks, delivering high-speed data across continents. Microwave links serve military, scientific, and commercial sectors, enabling ultra-fast, global connectivity. So, one might…