Sound Perspective
The term sound perspective means the apparent distance of a sound, as judged by the ears. A number of factors are involved but the most important is the ratio of the direct sound to the indirect sound. The direct sound is that which goes directly from source to microphone (or ear). The indirect sound is that which undergoes reflections first; it is in fact the reverberant sound.
In everyday life we are often unaware of sound perspectives, largely because, with two ears, it is possible for the brain to discriminate against what it regards as unimportant noises such as reverberation. However, a microphone system cannot do this, and consequently distances of a source of sound from the microphone often seem exaggerated when reproduced. ...
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