A Appendixes
422 Keysight U8903B User’s Guide
Appendix 2: Graph Panel Menu Tree
Table A-2 GRAPH panel menu tree description
Key Level 1 Level 2 Description
Peak Search
Max Peak
Search and move the active marker to the highest peak which is higher than
the peak threshold value.
Next Peak
Search and move the active marker to the next peak which is higher than
the peak threshold value.
Prev Peak
Search and move the active marker to the previous peak which is higher
than the peak threshold value.
Next Min
Search and move the active marker to the previous peak which is lower
than the minimum threshold value.
Prev Min
Search and move the active marker to the next peak which is lower than the
minimum threshold value.
Threshold
Line Visible
Enable or disable the threshold line in the graph.
–On
–Off
Peak Thres Set the peak threshold value.
Min Thres Set the minimum threshold value.
Marker
Active Marker M1 to M8 Select the active marker number.
State
–On
–Off
Enable or disable the active marker.
Trace 1 to 8 Select the trace number for the active marker.
Ref Mkr
–OFF
–M1 to M8
Select the reference marker number.
Movement
–Single
–Pair
–Bin
–Peak
–Harmonic
Select the marker movement type.
Function
–None
–Slope
–PSD
Select the marker function type.
Marker ->
-> Start Set the left value of the graph to the current marker location.
-> Stop Set the right value of the graph to the current marker location.
-> Center Set the center value of the graph to the current marker location.
-> Delta
Set the left and right values of the graph to the current marker and the
reference marker location.
Move to 3 dB Place the marker on the nearest –3 dB value data point.
Move to 6 dB Place the marker on the nearest –6 dB value data point.