Frequency (Hz) | C-weighting (dB) |
6.3 | -21.3 |
8 | -17.6 |
10 | -14.3 |
12.5 | -11.3 |
16 | -8.4 |
20 | -6.2 |
25 | -4.4 |
31.5 | -3.0 |
40 | -2.0 |
50 | -1.3 |
63 | -0.8 |
80 | -0.5 |
100 | -0.3 |
125 | -0.2 |
160 | -0.1 |
200 | 0.0 |
250 | 0.0 |
315 | 0.0 |
400 | 0.0 |
500 | 0.0 |
630 | 0.0 |
800 | 0.0 |
1000 | 0.0 |
1250 | 0.0 |
1600 | -0.1 |
2000 | -0.2 |
2500 | -0.3 |
3150 | -0.5 |
4000 | -0.8 |
5000 | -1.3 |
6300 | -2.0 |
8000 | -3.0 |
10000 | -4.4 |
12500 | -6.2 |
16000 | -8.6 |
20000 | -11.3 |