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Hearing Frequency Range

Below is a chart the shows the range of audible sound notes or frequencies that a perfect human ear can hear.  We humans typically hear sounds between 60 and 15KHz.  If we where "young and have a educated ear" one can hear 20-20KHz.

Fundamentals: Referes to the fundamental (primary) notes or tones produced.
Harmonics: Tones that are (secondary) mathematical multiples of the fundamental tone.

Frequency Chart: