This auditory illusion is called a binaural beat. For example, if a person hears a tone of 405 Hz in one ear and a tone of 415 Hz in the other, they would be hearing a binaural beat with a ...
Foundations of Modem Auditory Theory, Academic Press, 1972, p.305, used by permission). Sound Example: Localization of a sound from left to right using only binaural time delays (heard only on ...