A heterodyne is the result of mixing two signals in a nonlinear device to produce new frequency components, notably sum and difference frequencies of the original signals. This process, called heterodyning, is fundamental to signal processing and radio systems.
A heterodyne is the result of mixing two signals in a nonlinear device to produce new frequency components, notably sum and difference frequencies of the original signals. This process, called heterodyning, is fundamental to signal processing and radio systems.
Source: Wikipedia "Heterodyne" · CC BY-SA 4.0
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