How the Ionosphere Affects Radio Waves
The ionosphere is a layer of the earth’s atmosphere that sits between 50 and 600 miles above the surface. This dynamic region contains high concentrations of ions and free electrons
North West Net UK
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Free band is it free ?
One of the frequency bands that is often used for communication is the 11 meter band, which spans from 24.965 MHz to 27.405 MHz. Within this band, there are several…