Larson Davis 824 - Page 562

C-16 824 Reference Manual 9/29/09
400 Line FFT
Highpass frequency vs. filter bandwdth for 824 FFT
Averaging: Count
Window: Rectangular or Hanning
Linearity range: >85 dB with Hanning window,
20 kHz bandwidth, and PRM902
Dynamic range:
Flat SPL linearity range:
>100 dB
>75 dB
Bandwidth Hz/Bin -0.2 dB
20,000 50.00 9.5
10,000 25.00 6.5
5,000 12.50 5.5
2,000 5.00 0.85
1,000 2.50 0.85
500 1.25 0.85
200 0.50 0.85