HP 54750A, User Manual, Page: 151 / 478

The Digital Communications
Analysis Menus
Mask T est Menu
Moving an X or Y value o of the graticule area (value is either minimum or
maximum), xes that point to the edge of the screen. Changing the scaling
will not shrink that point into the screen. F or example , the top line of the
polygon in Figure 6-2 looks like both points are o the screen. However ,
rescaling the polygon by changing the
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Y2 Position value from 1 mW to
500 W shrinks the polygon in Figure 6-3 . Y ou may notice that the top-left
point stayed xed to the top of the screen, while the top-right point moved
into the graticule area. T o keep a point xed to a side of the graticule area,
set the point's value to either minimum or maximum.
Figure 6-2. Dening a polygon.
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