# heterodyne

## Definitions

### Electronics

- To mix two different frequencies in a
__nonlinear device__, to produce two other frequencies. One frequency is the sum of the frequencies, while the other is their difference. - To mix two different frequencies in a
__nonlinear device__. Also, the output of such a mixture, which is called __heterodyne frequency__.

- verb to combine two signals of different frequencies to produce two new frequencies, one equal to the sum of and one equal to the difference between the original two signals

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