Ruiscriteria Calculator |
Sound Pressure Level (dB) - Octave band mid-frequency (Hz)
De rekenmachine om het NC-ruiscriterium te berekenen.
Ruiscriterium | OCTAVE BAND CENTER FREQUENCE (HZ) < / TR> 63 | 125 | 250 | 500 | 1000 | 2000 | 4000 | 8000 | Geluidsdrukniveaus (dB) | NC-15 | 47 | 29 | 22 17 | 14 | 12 | NC-20 | 51 | 40 | 33 | 26 | 22 | 19 | 17 |
| Ruiscriteria Calculator
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