Open Access
Table 12.
Optimal crossover frequencies, maximum absolute value of GD, E GD,Max, and ΔGD-SPL in the 40–120 Hz range across cases.
| Crossover | Max | Freq. at | |||
|---|---|---|---|---|---|
| Case | Freq. | Abs. | Max GD | E GD,Max | ΔGD-SPL |
| (Hz) | GD (s) | (Hz) | (%) | (dB) | |
| 1 | 120 | 0.137182 | 147.003 | 15.0 | 16.40 |
| 2 | 120 | 0.194066 | 234.537 | 38.6 | 15.43 |
| 3 | 110 | 0.535337 | 128.032 | 23.3 | 18.57 |
| 4 | 120 | 0.337217 | 132.717 | 53.5 | 19.48 |
| 5 | 60 | 0.536077 | 148.955 | 20.3 | 15.59 |
| 6 | 40 | 0.193026 | 133.078 | 0.0 | 11.41 |
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