National-instruments 24-Bit Half/Full-Bridge Analog Input Module NI 923 Instrukcja Użytkownika Pobierz pdf (Strona 18)

NI 9237 Operating Instructions and Specifications 18 ni.com

Figure 4. Typical Passband Flatness for the NI 9237

Stopband

The filter significantly attenuates all signals above the stopband

frequency. The primary goal of the filter is to prevent aliasing.

Therefore, the stopband frequency scales precisely with the data

Frequency/Data Rate

0.50.4

0.025

0.000

–0.025

–0.050

0.30.20.10

Gain (dB)

1 2 ... 13 14 15 16 17 18 19 20 21 22 23 ... 35 36

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