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Old 1st July 2009   #13
soundslikejoe
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Quote:
Originally Posted by DanDan View Post
Clearly it is not easy to get trustworthy decay readings in small rooms.
I suspect that the reason for this would be that RT60 is not defined in small rooms. The sound field is not mathematically diffuse over the frequency spectrum of interest.
Thus any formulae based on classical RT60 theory cannot be fully valid in small rooms, and results using these formula will be compromised.
Are there any publications that define a minimum area volume for RT60 to be accurately used? If it's "not defined for small rooms," then what is the cutoff size for accuracy?


(Obviously in over my head but having fun and learning stuff.)
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