280 Keysight InfiniiVision 3000T X-Series Oscilloscopes User's Guide
16 Mask Testing
Mask Statistics
From the Mask Test Menu, press the Statistics softkey to enter the Mask Statistics
Menu.
Show Stats When you enable Show Statistics the following information is displayed:
• Current mask, name of mask, Channel number, date and time.
• # of Tests (total number of mask tests executed).
• Status (Passing, Failing, or Untested).
• Accumulated test time (in hours, minutes, seconds, and tenths of seconds).
And for each analog channel:
• Number of failures (acquisitions in which the signal excursion went beyond
the mask).
• Failure rate (percentage of failures).
• Sigma (the ratio of process sigma to maximum achievable sigma, based on
number of waveforms tested).
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