Kalkulator Kriteria Kebisingan |
Sound Pressure Level (dB) - Octave band mid-frequency (Hz)
Kalkulator untuk menghitung kriteria NC - noise.
kriteria noise td> | frekuensi pusat oktaf (hz) td> < / TR> 63 td> | 125 td> | 250 td> | 500 td> | td> | 2000 td> | 4000 td> | 8000 td> tr> | level tekanan suara (db) i> i> i> i> TD> tr> mead> | nc-15 td> | 47 td> | 36 td> 29 td> | 22 td> | 17 td> | 14 td> | 12 td> | 11 td> | NC-20 TD> | 51 td> | 40 td> "> 40) | 33 td> | 26 td> | 22 td) > | 19 td> | 17 td> |
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