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Critical Listening Skills for Audio Professionals by F. Alton Everest

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The head, the pinna, and an amazing computer

Talk Tech
The human ear/brain mechanism is extremely effective in localizing the source of a sound. The processes employed are very complex, and even today, only partially understood. This unit will explore this amazing mechanism. First, we will briefly consider some of the better-understood cues the ear uses in sensing the sounds of our environment.

The most dependable cues are those obtained by comparing sounds reaching the two ears. Directional information is contained in a comparison of the relative levels of sound falling on the two ears.

To demonstrate this, we will use bands of random noise one-third octave wide. We use noise instead of tones in order to minimize room effects due to standing ...

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