Spectrum Analyzerfor Anritsu RF and Microwave Handheld Instruments : Interference Analyzer (Option 25) : Sweep Menu : Gated Sweep Menu (Option 90)
  
Gated Sweep Menu (Option 90)
Key Sequence: Shift > Sweep (3) key > Gated Sweep Setup
IA Gated Sweep Menu
Gated Sweep
Turns the Gated Sweep function On and Off.
Gate Source
Gate Source is currently only available using an External trigger signal that can be input using the instrument’s Ext Trigger In connector.
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.