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average acoustic parameters values.
| Concert hall configuration | 500 Hz–2 kHz |
|---|---|
| Clarity C80 [dB] | 0 < C80 < 3 |
| Strength G | >0 |
| Lateral fraction LF [%] | >23 |
| Congress Center configuration | 500 Hz–2 kHz |
| Definition D50 [%] | D50 > 50 |
| Speech transmission index STI [%] | >55 |
