YOKOGAWA AQ7260 OTDR, User Manual, Page: 340 / 442

Chapter 7 USING USEFUL FUNCTIONS
7-45
Merging Two Traces
The 2-way trace function allows you to merge the events detected on an optical fiber in the
direction from end A to end B with those detected in the direction from end B to end A.
Merging Events
This section explains how to merge events of two traces.
1.
Recall two files.
•
The 2-way trace function can be used only when two files are recalled (same file
type). It cannot be used if three or more files are recalled.
•
The 2-way trace function cannot be used unless the following measurement
conditions are the same for both the two recalled traces.
Wavelength
Distance range
Pulse width
Sampling resolution
Actual data size
For the method of recalling two files, refer to page 6-3.
End A
End B
End A
End B
+
×
× × × × ×
× × × × ×
×
S
S
×
E
1
2
3
4 E
1 2
3
4
S 1
2 3 4 5 E
× × × × × ×
Refer
Caution