to combine by intermodulation (two alternating signals, esp radio signals) to produce two signals having frequencies corresponding to the sum and the difference of the original frequencies
See also superheterodyne receiver
adjective
2.
produced by, operating by, or involved in heterodyning two signals
heterodyne in American English
(ˈhɛtəroʊˌdaɪn)
adjective
1.
designating or of the combination of two different radio frequencies to produce beats whose frequencies are equal to the sum or difference of the original frequencies
verb intransitiveWord forms: ˈheteroˌdyned or ˈheteroˌdyning
2.
to combine two different frequencies so as to produce beats