Cross modulation

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Cross modulation (in a receiver)

The modulation of a wanted signal by an unwanted signal on a different coexistent carrier frequency, arising from the interaction of the radio-frequency signals in non-linear circuits of the receiver preceding the detector.

Please note that this is the term as it stands in the original IALA Dictionary edition (1970-1989)

International Association of Marine Aids to Navigation and Lighthouse Authorities - AISM