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Audio frequency

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20Hz to 20kHz (Human Audio Spectrum)

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20kHz to 20Hz Frequency Sweep - Audio Signal Test - Human Audible Spectra

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20 - 20,000 Hz Audio Sweep | Range of Human Hearing

đź”´ 963 Hz The God Frequency | Ask the Universe & Receive | Manifest Desires

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Understanding the Audio Frequency Spectrum

An audio frequency or audible frequency is characterized as a periodic vibration whose frequency is audible to the average human. The SI unit of audio frequency is the hertz (Hz). It is the property of sound that most determines pitch.
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