Anritsu BERTWave MP2100B, Operation Manual, Page: 224 / 382

Chapter 7 Measuring Waveform
7-38
7.10 Adjusting Screen Scale
7.10.1 Adjusting scale automatically
Measure the waveform amplitude and period, and then set to the easily
viewable scale.
For Eye/Pulse/Coherent Mode
1. Touch [Auto Scale].
2. The waveform is displayed at the center of the screen.
1 level position
0 level position
Insertion
position
Figure 7.10.1-1 Waveform Display after Auto Scale
(Eye/Pulse/Coherent Mode)
When adjusting scale automatically, the two-bit waveform is displayed on
the horizontal axis.
The Eye pattern waveform crossing points are 2.5 and 7.5 scale divisions
from the left side.
At the vertical axis, “one” level 2.5 gridlines above center of grid, “zero”
level 2.5 gridlines below center of grid.
Note:
When both CH A and CH B are set to ON, the offset at the time axis
is adjusted according to the channel signal selected at Active
Channel Selection.