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CSC 6300 N-DSC III
87
To edit the point type in the new value in the edit box
located directly above the data scroll box.
The calculator allows simple arithmetic to be
performed on all the values in the selected scan.
Enter a number in the calculator edit window and
click the appropriate button (+,-,* or /) to perform the
operation.
Figure 5-49.
If you make a mistake you can undo it by clicking the
Undo button. Only the last operation may be undone.
Click the redo button to repeat an operation.
After you are finished with data repair, click the apply or OK button to accept the
changes. Click the cancel button to abort all changes.
Data • Filter
You may filter data files using either an FFT (fast
Fourier transform) or frame (sliding average) filter.
You may also repair problems in a data file caused by
such problems as power spikes using an interactive
spline fit. Filtering or spline fitting are performed only
on data shown on the screen. Hence, by zooming in on
Figure 5-50.
a particular section of data you may selectively filter
or repair any data you wish.
To zoom in on a particular region of the plot press and
hold the left mouse button at the top left point of the
zoom region, drag the mouse until you will reach the
bottom right corner of the zoom region, and release
the left mouse button. You may restore the full scan
view by pressing the 100% button.
The main components of the filter page are:
Figure 5-51.
User’s Manual