A Zwicker tone is an auditory illusion of a tone that can be perceived after a notched noise has been turned off. This phenomenon was named after the German scientist Eberhard Zwicker, who first described it. The tone appears to emanate from the frequency region that was missing (notched out) in the preceding noise.

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A Zwicker Tone Is

Question 59

Multiple Choice

A Zwicker tone is

A) an illusory tone of a particular frequency heard after the offset of notched noise.
B) an illusory tone of a particular frequency heard after the offset of a damagingly loud noise.
C) an illusory tone of a particular frequency heard continuously, especially in quiet conditions.
D) all of these

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