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Originally Posted by Northward  Not quite... Air absorption capacity vs SPL will play a major role in how HF are behaving in the reverb room for example. |
Okay, room acoustics is linear
at SPL levels that can be tolerated by humans, but possibly become slightly nonlinear six feet behind a jet aircraft engine.
Is that better?
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Semi-rigid Rockwool for ex isn't behaving in a linear way at all.
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On what do you base that? If this were true, adding rock wool into a room would add audible distortion products. And we know that's not the case.
--Ethan