X1M | ||||||||
Frequentie (Hz) | 63 | 125 | 250 | 500 | 1000 | 2000 | 4000 | 8000 |
Gemiddelde demping (dB) | 18.1 | 15.1 | 18.8 | 27.7 | 35.1 | 37.8 | 35.2 | 40.9 |
Standaarddeviatie (dB) | 4.3 | 2.6 | 1.9 | 2.2 | 2 | 2.6 | 5.7 | 3.7 |
Veronderstelde bescherming (dB) | 13.7 | 12.5 | 16.9 | 25.6 | 33 | 29.9 | 35.2 | 37.2 |