Anritsu BERTWave MP2100B, Operation Manual, Page: 247 / 382

7.11 Measuring Waveform
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Measurin
g W
aveform
Although the marker is not displayed at [Display Off], the marker
position can be adjusted by changing the value in the text box.
To limit mask area
To examine in which part of the mask at the center the error occurs when
the error occurs in the mask test, the mask area can be limited.
Setting width and angle can limit the mask area.
If the mask area is limited, the error that occurs in an upper and lower
mask area is not measured.
Top
Bottom
Center
Angle 0°
Width 0.1 UI Angle 45°
Width 0.1 UI Angle 45°
Width 0.3 UI
0.1 UI
0.3 UI
Figure 7.11.3-3 Example of Limiting Mask Area
1. Touch [Measure].
2. Touch the Active Channel Selection button to set the channel.
3. Touch [Mask Test].
4. Touch the [Enhancement] tab.
5. Touch the Mask Area Restriction button to set [On].
6. Touch the [Angle] text box to set the angle within the range of –90 to
90.
7. Touch the [Width] text box to set the width within the range of 0.01 to
1.00.