 Ideas that wear well.® |
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M1 Premium Earmuff
Attenuation Data
| Tested According to ANSI Specs S3.19-1974 by Michael & Assoc., State College, PA. | |||||||||||
| Frequency (Hz) Frecuencia (Hz) Fréquence (Hz) |
125 | 250 | 500 | 1000 | 2000 | 3150 | 4000 | 6300 | 8000 | ||
| Mean Attenuation (dB) Atenuación de Dato (dB) Atténuation Moyenne (dB) |
16.4 | 23.9 | 27.8 | 36.2 | 37.5 | 43.9 | 46.1 | 44.4 | 42.7 | NRR 29 | CSA AL |
| Standard Deviation (dB) Desviación Standard (dB) Écart Standard (dB) |
2.8 | 2.6 | 2.0 | 3.5 | 2.8 | 3.9 | 3.6 | 4.1 | 4.7 | NRR 29 | CSA AL |