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SIGLENT
SVA1000X User Manual 35
Table 2-19 Trigger Setup
Parameter
Explanation
Default
0 dBm
Range
-300 dBm ~ 50 dBm
Unit
dBm
Knob Step
1 dB
Direction Key Step
10 dB
2.2.5.3 External
In this mode, an external signal (TTL signal) is input from the [TRIGGER IN] connector at the
rear panel and trigger signals are generated when this signal fulfills the specified trigger edge
condition.
Set the trigger edge in external trigger to the rising (Pos) or falling (Neg) edge of the pulse.
2.2.6 Limit
The analyzer supports Pass/Fail test function. In this function, the measured curve is
compared with the pre-edited curve. If the related rules are met, the result is “Pass”; or else is
“Fail”.
2.2.6.1 Limit1
Select enable or disable limit1.
2.2.6.2 Limit1 Edit
Edit the properties of the limit1 lines.
Table 2-20 Limit1 Edit Menu
Function
Explanation
Type
Select the desired limit line (upper or lower) for editing
Mode
Select the line or point for editing. Set the number of the point to
be edited if you selected the point type. The range from 1 to 100
Add point
Add a new point for editing.
X-axis
Edit the X-axis value (frequency or time) of the current point. If
the X-axis unit is frequency and the Ref Freq is enabled, edit the
frequency difference between the frequency of the current point
and the center frequency.
Amplitude
Edit the amplitude of the current point or line. If the Ref AMPT is
enabled, edit the amplitude difference between the amplitude of
the current point and the reference level.
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