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