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Recording Tips for Engineers, 4th Edition by Tim Crich

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Chapter Two

Sound Characteristics

Figure

Before placing any microphones, stands, cables, amplifiers, or instruments, a complete grasp of sound characteristics is paramount. You can’t record signal properly unless you understand the basics of what is physically happening.

Characteristics of Sound

Sound, as we know it, is acoustic energy traveling through the atmosphere, dissipating in the form of changes in air pressure. Air molecules compress and refract, creating sound waves.

The ear, working much like a microphone, picks up these sound pressure waves, changes them to small electrical impulses, and sends this information to the brain, where we perceive ...

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