Wave-front amplitude or phase modifications {modulation, electricity}| can carry information on carrier waves. Information can vary amplitude {amplitude modulation, circuit} (AM) or frequency {frequency modulation, circuit} (FM). Frequency modulation carries temporal information along propagation line. Amplitude modulation carries spatial information perpendicular to propagation line.
Physical Sciences>Physics>Electromagnetism>Circuit
5-Physics-Electromagnetism-Circuit
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Date Modified: 2022.0224