HP 8590 E-Series User Manual page 286

HP 8591 E, HP 8593E, HP 8594E, HP 8595E, or HP 8596E only.
ZONE
searches for the next frequency peak outside and to the left of the zone
PK LEFT
markers on the upper window trace and then moves the zone so that it is
centered around the new peak. The zone span is not changed. The center
frequency of the lower window changes to reflect the new zone center
frequency. The lower window will not be updated until it is made active. If
no peak is found the zone will not be moved. A signal must have a 6 dB peak
excursion to be identified as a peak signal. The definition of a peak excursion
can be changed by selecting PEAK EXCURSN while the upper window is active.
Pressing ZONE PK LEFT will have no effect if the upper window is in zero
span.
Front-Panel Key Access: WINDOWS loN)
HP 8591 E, HP 8593E, HP 8594E, HP 8595E, or HP 8596E only.
ZONE
searches for the next frequency peak outside and to the right of the zone
PK RIGHT
markers on the upper window trace and then moves the zone so that it is
centered around the new peak. The zone span is not changed. The center
frequency of the lower window changes to reflect the new zone center
frequency. The lower window will not be updated until it is made active. If
no peak is found the zone will not be moved. A signal must have a 6 dB peak
excursion to be identified as a peak signal. The definition of a peak excursion
can be changing by selecting PEAK EXCURSN while the upper window is active.
Pressing ZONE PK RIGHT will have no effect if the upper window is in zero
Front-Panel Key Access: WINDOWS a
HP 8591E, HP 8593E, HP 85943, HP 8595E, or HP 8596E
ZONE
allows the span of the zone markers to be changed without changing the
SPAN
center frequency. The zone markers are vertical lines marking the zone on the
upper window. They correspond with the frequency range displayed in the
lower window. As the zone markers are moved the span of the lower window
is changed but the lower window will not be updated unless it is active.
The zone can be expanded beyond the frequency range that is being displayed
in the upper window. Its movement is limited to the frequency range of the
spectrum analyzer. The zone markers will be displayed at the edges of the
upper window when the zone is moved beyond the displayed frequency range.
Front-Panel Key Access: WINDOWS 10N)
HP 8591 E, HP 8593E, HP 8594E, HP 8595E, or HP 8596E only.
switches between the split-screen windows display and a full size display of
the window that is currently active. Once the ZOOM function is active the
zoomed (full sized).
only.
Key Descriptions 7-93