Spectrum Analyzerfor Anritsu RF and Microwave Handheld Instruments : Spectrum Analyzer : Sweep Menu : Gate Setup Menu (Option 90)
  
Gate Setup Menu (Option 90)
Key Sequence: Shift > Sweep (3) key > Gated Sweep Setup
SPA Gated Sweep Menu
Gated Sweep
Turns the Gated Sweep function On and Off.
Gate Source
External IF Pwr
Toggles the Gate Source between an external trigger signal that can be input using the instrument’s Ext Trigger In connector and the IF Pwr level.
IF Trig Level
Sets the trigger power level for IF power when Gate Source is set to IF Pwr.
Gate Polarity Rising/Falling
Press to select the desired edge trigger to begin the gated sweep.
Gate Delay
Sets the start of the gated sweep indicated by the left border of the blue dashed rectangle shown in the bottom graph of Figure: Gated Sweep Example.
Gate Length
Sets the length of the gate and is reflected on the zero span graph by the width of the blue rectangle as shown in Figure: Gated Sweep Example.
Gate View Settings
Opens the Gate View Setting submenu. Allows a user to independently change the RBW, VBW and sweep time of the zero span or gate view (bottom graph).
Zero Span RBW: Sets the resolution bandwidth of the zero span graph.
Zero Span VBW: Sets the video bandwidth of the zero span graph.
Zero Span Time: Sets the sweep time of the zero span graph.
Back: Returns to the Gate Setup menu.
Back
Returns to the Sweep Menu and also changes the Gated Sweep Setup view back to the full screen Spectrum view. The Gated Sweep settings are retained and applied to the spectrum.