of or relating to the beat produced by heterodyning two oscillations
Verb:
combine (a radio frequency wave) with a locally generated wave of a different frequency so as to produce a new frequency equal to the sum or the difference between the two
双语例句
用作及物动词 (vt.)
Virtually all receivers in use today employ Armstrong's super heterodyne concept. 实际上所有接收器在使用中今天使用阿姆斯壮的超级外差概念。
The Doppler frequency can be obtained as a heterodyne or beat effect. 由于外差或频差效应，能够得到多普勒频率。
