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Amplitude modulated (AM) or amplitude modulation is a type of modulation is nonlinear varying the amplitude of the carrier wave so that this change according to variations in the level of the modulating signal, which is the information transmitted. PM stands for Amplitude Modulation (in Spanish: Amplitude Modulation) which is to change the amplitude of [...]

The radio is a system of telecommunications which is conducted through waves of radio or radio waves, which in turn is characterized by the movement of electric fields and magnetic fields. The radio communication is done through the spectrum whose properties are different along their range and how low-frequency, medium frequency, high frequency, very high [...]