RIGOL
Chapter 2 Functions of the Front Panel of GPSA
2-24
RSA3000E User Guide
2.
Delay State
Enables or disables the trigger delay function. After the trigger delay function is
enabled, you can set the trigger delay time.
3.
Delay Time
Sets the time interval during which the instrument waits to start the sweep
operation after the trigger signal that meets the trigger conditions is generated.
You can use the numeric keys, the knob, or arrow keys to modify this parameter;
you can also use the touch screen to modify the parameter.
Table 2-20 Trigger Delay Time
Parameter
Remarks
Default
1 μs
Range
0 μs to 500 ms
Unit
s, ms, μs, ns, ps
Knob Step
trigger delay/100, Min = 1 μs
Left/Right Arrow Key Step
Up/Down Arrow Key Step
at 1-1.5-2-3-5-7.5 step
4.
Trigger Level
Sets the trigger level in video trigger. At this time, the trigger level line and the
trigger level value are displayed on the screen.
Remarks:
When the video trigger signal is not within the display range, the trigger
level line is displayed at the top or bottom of the waveform display area.
You can use the numeric keys, the knob, and the arrow keys on the front
panel to modify this parameter; also you can modify it on the touchscreen.
For details, refer to descriptions in "Parameter Setting".
Table 2-21 Trigger Level
Parameter
Remarks
Default
-25 dBm
Range
-140 dBm to +30 dBm
Unit
[1]
dBm
Knob Step
1 dBm
Left/Right Arrow Key Step
Up/Down Arrow Key Step
10 dBm
Note
[1]
: It is related to the currently selected Y-axis unit.
Hold-off State
Turns on or off the trigger hold-off function.
