Wavescan Filtering; Filter Wizard; Filter Methods - LeCroy WaveRunner Xi series Operator's Manual

O ' M
PERATOR S ANUAL

WaveScan Filtering

Filter Wizard

You can decide how anomalous the features searched or scanned for should be by using the average value as
the limit, by searching for rarest events, or by applying statistical criteria: ±1, 3, or 5 sigma.
In the example below, there were several slow edges in a repetitive waveform. For each filtering method
selectable from the wizard, the rise time used as the filter limit and delta are cal culated automatically.

Filter Methods

While the Filter Wizard provides a quick way to apply filtering criteria automatically, the "Filter Method" menu and
related fields let you manually set up filtering criteria. And unlike the Filter Wizard selections, which are restricted
to absolute deltas, the "Filter Method" menu offers deltas in percent also:
159
WRXi-OM-E Rev C