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Old November 11th, 2011, 11:16 AM
Pete_Hsu Pete_Hsu is offline
Hsu Research
Member Since: Dec 2004
Location: Orange County, CA
Posts: 4,212
Pete_Hsu will become famous soon enoughPete_Hsu will become famous soon enough
Hey Jason,

Did you add the compensation factors to account for the inaccuracy of the SPL meter at the lowest frequencies? If not, then you need to add 2dB @ 31.5Hz, 4dB @ 25Hz, 7dB @ 20Hz, and 12dB @ 16Hz to the numbers you see from the SPL meter.


Pete - Hsu Research
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