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Tables

4.1 min acoustic perf table 1

Type of room Mid-frequency Reverberation time (s)
Large lecture room (more than 50 people) <=1.0
Library <=1.0
Assembly hall, multi-purpose hall 0.8-1.2
Indoor sports hall, swimming pooll 1.5-2.0
Gymnasium/activity studio <=1.5
Dance studio <=1.2
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