HP 8591C Uživatelský manuál Strana 340

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Spectrum Analyzer Mode Key Descriptions
Spectrum Analyzer Mode Functions
ENTER
REF
EDGE
accesses the menu used to define the edge of the pulse that
will be used as the time reference. Press MARKER ON to
activate a trigger marker. The other menu functions can be
used to manipulate the marker to indicate the location of
the reference edge. Pressing DONE returns to the previous
menu and makes the current value of the marker the
reference edge. It also restores the time domain window to
the state prior to any adjustments made during entry of the
reference edge.
Front-Panel Key Access
(‘1
ENTER
WIDTH
accesses the menu for entering the value of the pulse width
Press MARKER ON to activate a delta marker. The other
menu functions can be used to manipulate the marker to
indicate the pulse width value. Pressing DONE returns
to the previous menu and makes the current value of the
marker the pulse width. It also restores the time domain
window to the state prior to any adjustments made during
entry of the pulse width.
Front-Panel Key Access
(SWEEP_)
6-64
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