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Making Measurements
Using Limit Lines to Test a Device
2. To establish the start frequency and limits for a sloping limit line that tests the low side
of the filter, press:
3. To terminate the lines and create a sloping limit line, press:
4. To establish the start frequency and limits for a sloping limit line that tests the high
side of the filter, press:
5. To terminate the lines and create a sloping limit line, press:
You could use this type of limit to test the shape factor of a filter.
Figure 1-61 Sloping Limit Lines
123 M/µ
−65 x1
−200 x1
125 M/µ
−26 x1
−200
x1
144 M/µ
−26 x1
−200 x1
146 M/µ
−65 x1
−200 x1
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