Wavescan overview – Teledyne LeCroy WaveMaster 8 Zi_Zi-A User Manual

Page 128

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WaveMaster 8 Zi/Zi-A Oscilloscopes

120

922133-00 Rev A

When loading a pre-existing mask, use the Load Mask right-hand
dialog. Using the File button, you can then enter the file name or
browse to its location.

When creating a new mask, use the Make Mask right-hand dialog.

Touch the Browse button to create a file name and location for the
mask if you want to save it.

Touch inside the Ver Delta and Hor Delta fields and enter boundary
values, using the pop-up numeric keypad. You can also use the Make
from Trace
button to instantly create a mask from a new waveform.

When creating a new mask, use the Make Mask right-hand dialog.

On the Gate right-hand dialog, you can enter values in the Start and
Stop fields to constrain the mask to a portion of the waveform. Or,
you can simply touch and drag the Gate posts, which initially are
placed at the extreme left and right ends of the grid.

WaveScan Overview

WaveScan enables you to search for unusual events in a single capture, or
to scan for an event in many acquisitions over a long period of time. You
can select from more than 20 search modes (frequency, rise time, runt,
duty cycle, etc.), apply a search condition (slope, level, threshold,
hysteresis), and begin scanning in a post-acquisition environment. Since the
scanning modes are not simply copies of the hardware triggers, but
software triggers, the capability is much greater.

For instance, there is no frequency trigger in any oscilloscope, yet
WaveScan allows for quick frequency scans. You can accumulate a data set
of unusual events separated by hours or days, enabling faster debugging.
The events are time stamped, table indexed, and event rows can be
selected for individual viewing.

You can also set actions to occur automatically when unusual events are
found: stop the acquisition, emit an audible beep, output a pulse, print the
screen, save waveforms to a file, or create a LabNotebook™ entry.

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