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2. Notion of psychoacoustic perception
Without going into the vast field of psychoacoustic perception in depth, it is worth mentioning here a few aspects specific to room acoustics.
2.1 Perception of a reflection
Figure 8 , based on the work of the English acoustician M. Barron, summarizes the various perceptible effects as a function of the delay of a single reflection and its level relative to that of the direct sound.
The following considerations apply:
• Below the threshold line, the reflection causes no perceptible effect.
• High-amplitude, strongly delayed reflections cause a sensation of frank echo that is generally...
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Notion of psychoacoustic perception
Characterization of room acoustics
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