Tektronix CSA8000B - Manual (Page 224)

Using Masks, Histograms, and Waveform Databases
3- 150 CSA8000B & TDS8000B User Manual
Overview Related control elements & resources To edit a mask (cont.)
Select a
mask to edit
4. Select a mask to edit from the Mask list. This section of
the Mask Edit dialog box lists all masks available for edit
and the number of vertices each mask has.
Add, edit, or delete
mask vertices
5. Once you have selected a mask, use the Vertex section
of the Mask Edit dialog to add, edit, or delete individual
vertices. Use the Vertex Number box to select a vertex
number for the selected mask.
6. Use the Horizontal and Vertical box controls to set the
horizontal and vertical positions of the selected vertex.
Tip. You may also drag and drop vertices directly on the
mask to new locations. Click on the mask on the
graticule to select it. Vertices are designated with an X.
7. Click Add to add a vertex to the selected mask. After
clicking Add, click the location on the selected mask (in
the graticule) where you want to the new vertex added.
8. Click Delete to delete the selected vertex from the
selected mask.
Note. When you add or delete a vertex, the Mask list is
updated to show the new number of vertices for each
mask.
9. Click End Mask Edit to close the Mask Edit dialog box
and return to the Mask Setup dialog box.
End of Procedure