Both ultrasonic and infrasonic frequencies are above/below the threshold of human pitch perception, respectively.
Body, Mind and Voice, Leon Thurman, Ed. & Graham Welch, PhD., co-editors.
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February 2010Both ultrasonic and infrasonic frequencies are above/below the threshold of human pitch perception, respectively. Body, Mind and Voice, Leon Thurman, Ed. & Graham Welch, PhD., co-editors. Comments are closed. |
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