If Sweep Type = Segmented Sweep (Frequency-Based) or Segmented Sweep (Index-Based:
• The POWER SETUP menu is not available.
• All power setup related configurations are completed in the segmented sweep setup FREQ BASE SETUP or INDEX BASE SETUP menus and tableau dialog boxes.
If Sweep Type = Power Sweep (CW Frequency) or Power Sweep (Swept Frequency):
• The POWER SETUP has nine (9) buttons.
• Available buttons are: Port Selection, Single Power Mode (ON/OFF), Single Power (dBm), Effective Single Power (dBm), Attenuators, Power Cal, Receiver Cal, Port Power (Coupled/Not Coupled), and External Source Power.
• Note that these buttons have moved from the POWER menu to the POWER SETUPAttenuators, Power Cal, Receiver Cal, Port Power (Coupled/Not Coupled), and External Source Power.
POWER SETUP Menu - Frequency-Based Sweep - 2-Port VNAs
Apply Slope [All Ports] (ON/OFF)
Select toggles the Apply Slope value set below between off and on.
Port Selection (Port 1/Port 2)
Select toggles the setup between Port 1 and Port 2.
• If Port Power is set to Not Coupled, when Port 1 is selected, the menu name changes to POWER SETUP [1].
• If Port Power is set to Not Coupled, when Port 2 is selected, the menu name changes to POWER SETUP [2].
• If Port Power is set to Coupled, the menu name changes to POWER SETUP [C]
Slope (dB/GHz)
Select displays the Single Power field toolbar and allows the user to select the single power level in dBm.
Port Power (Coupled/Not Coupled)
The Port Power button toggles the whether power adjustments to Ports 1-2 and Ports 3-4 are coupled or not coupled.
If Not Coupled is selected:
• The power level of the two port pairs can be adjusted separately on the POWER and POWER SETUP menus.
• The Port Selection button (described above) toggles between Port 1 and Port 2 also changing the POWER SETUP menu name between POWER SETUP [1] and POWER SETUP [2].
• The POWER menu name also changes between POWER [1] and POWER [2].
If Coupled is selected:
• An adjustment to one port is also applied to the other port on the POWER and POWER SETUP menus.
• The Port Selection button (described above) toggles between Port 1 and Port 2.
• The POWER SETUP menu name changes to POWER SETUP [C].
• The POWER menu name changes to POWER [C].
• Coupling does not affect attenuator settings.
POWER SETUP Menu - Segment-Based Sweep - 2-Port VNAs
The POWER SETUP menu is not available if sweep is set to a frequency-based or index-based segment sweep. Instead, power configuration is on a per-segment basis and is configured at the FREQ BASE SETUP or the INDEX BASE SETUP menus.
POWER SETUP Menu - Power-Based Sweep - 2-Port VNAs
Port Selection (Port 1/Port 2)
Select displays the SELECT PORT dialog box allowing touch screen selection of Port 1 or Port 2.
The menu name suffix changes depending on the state of the Port Power (Couple/Not Coupled) button, and if Not Coupled, on the currently selected port.
Single Port Mode (ON/OFF)
Select toggles single port mode ON and OFF.
Single Power (dBm)
Select displays the Single Power (dBm) field toolbar and allows the user to select the single power level.
Effective Single Power (dBm)
The read-only button name depends on the receiver configuration selection made on the APPLICATION menu. If Single, Multiple Source, or BB/mm Wave is selected, the button name is Effective Single Power and displays the value of the effective single power level in dBm after the effects of any attenuators.
Eff. Single Pwr (>54G) (dBm)
Effective Single Power >54 GHz. The button name depends on the receiver configuration selection made on the APPLICATION menu where Modular BB must be selected. In addition, the instrument must be an MS4647A with Option 080/081 installed. An example of the button name change is shown below.
Attenuators
The Attenuators button presence depends on instrument installed options:
• Button Not Available
• If the Attenuators button is present but unavailable, the attenuator options have not been installed in your instrument. Contact Anritsu Customer Service for more information.
• Button Available
• If the Attenuators button is available, one of the attenuator options has been installed.
• Option 061: Includes Port 1 Source Attenuator and Port 2 Test Attenuator.
• Option 062: Includes Port 1 Source Attenuator, Port 2 Source Attenuator, Port 1 Test Attenuator, and Port 2 Test Attenuator.
Select displays the ATTENUATORS menu and allows the user to configure Source and Test attenuators for port 1 and port 2.
The Port Power button toggles the whether power adjustments to Ports 1-2 and Ports 3-4 are coupled or not coupled.
If Not Coupled is selected:
• The power level of the two port pairs can be adjusted separately on the POWER and POWER SETUP menus.
• The Port Selection button (described above) toggles between Port 1 and Port 2 also changing the POWER SETUP menu name between POWER SETUP [1] and POWER SETUP [2].
• The POWER menu name also changes between POWER [1] and POWER [2].
If Coupled is selected:
• An adjustment to one port is also applied to the other port on the POWER and POWER SETUP menus.
• The Port Selection button (described above) toggles between Port 1 and Port 2.
• The POWER SETUP menu name changes to POWER SETUP [C].
• The POWER menu name changes to POWER [C].
• Coupling does not affect attenuator settings.
External Source Power
Select displays the EXT SRC POWER (EXTERNAL SOURCE POWER) menu.
