HP 83480A - Error Trace Capture

Eye, Mask and Eyeline Mode Measurement Tutorials
Making Eyeline Measurements
(HP 83480A Option 001 only)
Error trace capture
Mask testing is a standard feature of the HP 83480-series digital
communications analyzer. In addition to determining when mask violations
occur, the eyeline application allows determination of the bit sequence that
led to a mask violation.
Figure
5-20.
Mask
violation
and the
sequence leading
to the
violation.
5-42