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Compensation values (dB) for the C-weighted scale

25Hz- add 4dB
31.5Hz- add 3dB
40Hz- add 2dB
50 Hz- add 1.25dB
63Hz- add 1dB
80Hz- add 0.5dB
100Hz- add 0.25dB
2,500Hz- add 0.25dB
3,150Hz- add 0.5dB
4,000Hz- add 1dB
5,000Hz- add 1.25dB
6,300Hz- add 2dB
8,000Hz- add 3dB
10,000Hz- add 4dB
12,500Hz- add 7 dB
16,000Hz- add 9dB
20,000Hz- add 11.5dB

May/1998





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