Description
| Frequency HZ | 125 | 250 | 500 | 1000 | 2000 | 4000 | 8000 |
| Mean Attenuation DB | 22.6 | 15.6 | 13.8 | 21.6 | 33.0 | 38.4 | 40.2 |
| Standard Deviation DB | 6.1 | 4.6 | 3.8 | 3.6 | 5.5 | 1.7 | 3.8 |
| Assumed Protection DB | 16.5 | 11.0 | 10.0 | 18.0 | 27.5 | 36.7 | 36.4 |
| SNR=20dB; H＝25dB; M＝15dB; L＝13dB; | |||||||
|---|---|---|---|---|---|---|---|
