Teledyne LeCroy WaveExpert 100H Operators Manual - Manual (Page 101)

Wave Expert
WE-OM-E Rev A
99
At any time, you can also zoom a portion of a waveform by touching and dragging a rectangle
around any part of the input waveform. The zoom trace will size itself to fit the full width of the grid.
The degree of magnification, therefore, will depend on the size of the rectangle that you create.
When you zoom a waveform, an approximation of the zoomed area will appear in a thumbnail icon
in the "Zoom" dialog:
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The "Zoom" dialog appears alongside the math setup dialog when Zoom is the math or memory
function selected.
To Zoom a Single Channel
1. In the menu bar, touch Vertical; then touch a channel number in the drop-down menu.
Alternatively, you can just touch the channel trace label for a displayed channel:
Touch the Zoom button at the bottom of the "Cx Vertical Adjust dialog." A
zoom math trace (one of F5 to Fx) will be created of the selected channel.
2. To vary the degree of zoom, touch the newly created Fx trace label. The setup dialog for
the math function opens, and the zoom control dialog appears at lower-right. It shows the
current horizontal and vertical zoom factors.
3. If you want to increase or decrease your horizontal or vertical zoom in small increments,
touch the Var. checkbox to enable variable zooming. Now with each touch of the zoom
control buttons , the degree of magnification will change by a small
increment. To zoom in or out in large standard increments with each touch of the zoom
control buttons, leave the Var. checkbox unchecked. To set exact horizontal or vertical
zoom factors, touch inside the Horizontal Scale/div data entry field and enter a
time-per-div value, using the pop-up numeric keypad. Then touch inside the Vertical
Scale/div field and enter a voltage value.
4. To reset the zoom to x1 magnification, touch Reset Zoom in the dialog or press the front
panel zoom button:
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