R3267 Series Spectrum Analyzer Operation Manual (Vol.1)
3.3.24 SWP Key (Sweep Time)
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3.3.24 SWP Key (Sweep Time)
This section describes the menu displayed when the SWP key is pressed.
Pressing this key allows you to set sweep conditions.
Sweep Time AUTO/MNL
Toggles the sweep mode between AUTO and MNL.
AUTO:
Automatically sets an optimum sweep time according
to the span setting.
MNL:
Allows you to set the sweep time manually.
Trigger Setup
Displays the Trigger Setup dialog box.
Trigger Level
Sets the trigger threshold level. This applies only to the video and
external triggers.
Source
Allows you to enter the trigger condition.
FREE RUN:
Performs sweeps automatically.
LINE:
Sweeps are synchronized with the AC power supply.
VIDEO: Sweeps are synchronized with the video signal.
EXT:
Sweeps are synchronized with the external triggers sig-
nal.
IF:
Sweeps are synchronized with the IF signal.
Slope
Switches between positive (+) and negative (-) polarities.
This applies to the video trigger, external trigger or IF trigger
only.
+:
Triggers the sweep circuitry to start sweeping with a
leading edge.
-:
Triggers the sweep circuitry to start sweeping with a
trailing edge.
Trigger Delay
Sets the delay time from the trigger point. This is available only
when the zero span is set.
