Parameter gates (windows), Measurement statistics – Teledyne LeCroy WaveSurfer MXs-B Getting Started Manual User Manual

Page 58

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WaveSurfer MXs-B Oscilloscopes

50

922172-00 Rev A

Parameter Gates (Windows)

Sometimes you might want a parameter measurement on a
specific portion of your signal, and ignore all other portions.
When this is the case, you can use Measure Gate. Measure
Gate is controlled in the Measure dialog, and is set in grid
divisions.

Set the gate by touching the Start field to highlight the
control (shows in yellow), and then use the adjust knob to
dial the location of the start gate. Repeat the same process
for the Stop gate. Measure gates remain on the display
provided the Start gate is not equal to 0 divisions, and the
Stop gate is not equal to 10 divisions.

Measurement Statistics

After you add a parameter measurement, you can look at statistics of that
parameter measurement, and acquire an understanding of how that
measurement changes with time.

View measurement statistics by checking the box next to On
under Statistics in the Measure dialog.

If a measurement is displayed, statistics are also shown (as
follows).

Statistics accrue with each additional trigger until pressing Clear Sweeps
(either on the front panel or in the Measure dialog), or changing a control
(e.g. Volts/Div).

Most statistical values (mean, minimum, max, standard deviation) are self-
explanatory. Num is the number of measurements in the statistical sample.
Value and Status are defined in Understanding Parameter Displays
(previous).

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