Polytec PDV-100 - Page 38

7-4
7 Technical Specifications
Figure 7.1: Frequency response of the low pass filter
High Pass Filter
Filter type: analog, 3rd order Butterworth
Cutoff frequency (3dB): 100Hz ±10% (switchable via the display)
Frequency roll-off: 60 dB/ dec
d B
0
1 0
- 1 0
- 2 0
- 3 0
- 4 0
- 5 0
- 6 0
0 , 1
1
1 0
1 0 0 k H z
1 k H z
5 k H z
2 2 k H z