Open Access
Table 7
Simulated spatially averaged T30 (s) from source A by octave band in all eras for the empty and full-occupancy Thomaskirche GA models.
| Version | 125 | 250 | 500 | 1000 | 2000 | 4000 | |
|---|---|---|---|---|---|---|---|
| Present day, empty | |||||||
| Mean T30 | 4.01 | 3.76 | 3.91 | 4.00 | 3.52 | 2.54 | 1.55 |
| Standard deviation | 0.12 | 0.10 | 0.12 | 0.20 | 0.06 | 0.05 | 0.22 |
| 1723, empty | |||||||
| Mean T30 | 3.41 | 3.23 | 3.32 | 3.40 | 2.99 | 2.21 | 1.38 |
| Standard deviation | 0.04 | 0.07 | 0.07 | 0.09 | 0.05 | 0.04 | 0.16 |
| 1539, empty | |||||||
| Mean T30 | 5.09 | 4.75 | 5.19 | 5.57 | 4.43 | 2.97 | 1.89 |
| Standard deviation | 0.06 | 0.03 | 0.05 | 0.09 | 0.02 | 0.06 | 0.26 |
| Present Day, full-occupancy | |||||||
| Mean T30 | 2.78 | 2.59 | 2.54 | 2.50 | 2.30 | 1.61 | 1.02 |
| Standard deviation | 0.07 | 0.05 | 0.02 | 0.06 | 0.06 | 0.03 | 0.07 |
| 1723, full-occupancy | |||||||
| Mean T30 | 2.78 | 2.61 | 2.48 | 2.34 | 1.93 | 1.43 | 0.90 |
| Standard deviation | 0.40 | 0.37 | 0.32 | 0.33 | 0.34 | 0.24 | 0.20 |
| 1539, full-occupancy | |||||||
| Mean T30 | 2.99 | 2.84 | 2.87 | 2.72 | 2.38 | 1.99 | 1.31 |
| Standard deviation | 0.04 | 0.03 | 0.03 | 0.04 | 0.06 | 0.03 | 0.08 |
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