EXFO PSO-100 Series Optical Sampling Oscilloscopes - Manual (Page 76)

Setting up and Using the Optical Sampling Oscilloscope
68 PSO-100
Displaying a Reference Trace for your Measurements
Displaying a Reference Trace for your
Measurements
You can display a reference trace for your sampling to better see how your
sampling relates to the desired result. The reference trace will appear in
white on the display as you activate the sampling.
To display the reference trace:
From the main window, select the Display menu, then Reference Trace.
To save the reference trace and display it on-screen for the
current session:
While the reference trace is activated, select the File menu, then Save
data > Save setup > Bottom, then select the reference trace.
The reference trace appears in the background of the window in white.