Sound and Music : Amplitude and Frequency : How Music Works
Frequency is the speed of the vibration, and this determines the pitch of the sound. It is only useful or meaningful for musical sounds, where there is a strongly. It is the sound quality most closely related to the frequency of a pure tone. The relationship between pitch and frequency is however, not a simple linear one. Characteristics of sound include, pitch, loudness, and quality. The pitch of Pitch is basically your ears' response to the frequency of a sound.
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