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National Radio Quiet Zone – The Radio Quiet Zone in the Heart of the USA

Our modern world is filled with radio waves: mobile phones, Wi-Fi networks, Bluetooth devices, and satellite communications. However, there is a unique place in the eastern United States where all of these are strictly regulated: the National Radio Quiet Zone (NRQZ). The purpose of this zone is to protect the operations of world-class scientific instruments…

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Antenna Cable Tuning: Useful Trick or Radio Urban Legend?

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…

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