Short Answer: The sound waves are inaudible.
Long Answer: The emitted sound waves are inaudible, below the human hearing level of 20 Hz. The “sound” or “noise” heard during operation of the AlphaSonic is the mechanical action of the transducer.
Short Answer: The sound waves are inaudible.
Long Answer: The emitted sound waves are inaudible, below the human hearing level of 20 Hz. The “sound” or “noise” heard during operation of the AlphaSonic is the mechanical action of the transducer.
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