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SIGLENT
88 User Manual
5.3.1.4 Meas Length
Set the number of symbols which will be used in calculating the measurement. As the length is longer,
the range for statistics is bigger, and the measure time is longer.
Table 5-5 Meas Length
Parameter
Explanation
Default
128
Range
16 ~ 4096
Unit
1
Knob Step
1
Direction Key Step
Current value of Meas Length
5.3.1.5 Filter Setup
After entering into the "Filter Setup" sub-menu, you can choose the relative parameters of filters.
1. Measure Filter
● Sqrt Nyquist
● Nyquist
● Gauss
● Half Sine
● Off
2. Reference Filter
● Sqrt Nyquist
● Nyquist
● Gauss
● Half Sine
● Off
Table 5-6 The rule of common filter type selected
Transmitter Filter
Measure Filter
Reference Filter
Sqrt Nyquist
Sqrt Nyquist
Nyquist
Nyquist
Off
Nyquist
Gauss
Off
Gauss
Half Sine
Off
Half Sine
3. Filter Alpha/BT
● For Sqrt Nyquist and Nyquist filter settings, you can set the alpha parameter. It can be set the
same as the transmitter.
● For a Gauss filter, use the BT parameter. It can be set the same as the transmitter.
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