National Instruments SCC-LP01, SCC-LP02, SCC-LP03, SCC-LP04 Figure6 shows the theoretical transfer characteristics of the SCC-LPXX.

© National Instruments Corporation 13 SCC-LP Series Lowpass Filter Modules User Guide
Figure6 shows the theoretical transfer characteristics of the SCC-LPXX.
Figure 6. Theoretical Transfer Characteristics
a. Frequency Response
0
0.10.15 0.5
Normalized Frequency (f/fc)
Amplitude (dB)
1 1.5 5 10
–20
–40
–60
–80
–100
b. Group Delay
2
0.1 0.15 0.5
Normalized Frequency (f/fc)
Delay (s)
1.0 1.5
1
0
c. Step Response
2
0
Normalized Time (1/fc s)
Step Response (VOUT/VIN)
4123 5
1
0