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Re: Perception of volume change at higher/lower levels




There is another variable in the mix... actually in the machinery. There are muscles in our inner ear that tighten or loosen to change the gain or transfer efficiency of sound level from outside to inside our ear.


Our long term dynamic range is larger than our short term dynamic range because these inner ear muscles adjust for current ballpark loudness conditions.


Individual sensitivity could vary some from listener to listener, many dynamics processes work to conceal level changes based on understanding of how our mechanical and perceptual system work. The psycho-acoustic gimmickry may be slightly more or less effective with different individuals. 



JR