Figure a-2, Table a-1, M table – Campbell Scientific IRGASON Integrated CO2/H2O Open-Path Gas Analyzer and 3D Sonic Anemometer User Manual
Page 57: A-1)
Appendix A. Filter Bandwidth and Time Delay
FIGURE A-2. Frequency response comparison of the EC100 10 Hz
bandwidth and a 50 ms moving average
TABLE A-1. Filter Time Delays for Various Bandwidths
Bandwidth (Hz)
Time Delay (ms)
5
800
10
400
12.5
320
20
200
25
160
1
10
70
Hertz
0.0001
0.001
0.01
0.1
1
10
N
o U
ni
ts
EC100 10-Hz Bandwidth Filter
10-Hz Bandwidth from a 50-msec Moving Average
EC100 10-Hz Filter Compared to 20-msec Moving Average (Amplitude Responses)
A-3
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