Chapter 6 How to Operate Sampling Scope
6-20
Bathtub
When clicking Bathtub on the Graph selection buttons, the following
graph is displayed.
Figure 6.2.2.2-2 Bathtub
Table 6.2.2.2-2 Bathtub Item
Name Description
TJ Measurement
BER
Sets the BER to measure the TJ and eye
opening.
The red line and eye opening are displayed at
the location of specified BER.
The eye opening is displayed at the
measurement result area.
TD data BER curve line measured with Scope
Dual-Dirac BER
Bathtub
BER curve line approximated with the dual
dirac function from TD data
J2 The location of 2.5 × 10
–3
BER and TJ are
displayed.
J4 The location of 2.5 × 10
–5
BER and TJ are
displayed.
J9 The location of 2.5 × 10
–10
BER and TJ are
displayed.
Samples The number of samples for the histogram
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