208 Chapter 3 
Mode
Return Loss
Mode
Meas
In the Stimulus Response mode, Meas accesses a menu of keys associated with the 
Stimulus Response mode. The measurement runs using the current default setup. Or you 
can change settings for your unique measurement requirements. Settings can be changed 
using the functions available under the 
Meas Setup key.
To configure measurement settings, select 
Return Loss and then press Meas Setup. 
Use 
Control/Sweep to restart the currently selected measurement and change the sweep 
points. To select between continuous or single measurements, press the 
Cont or Single 
front-panel keys. For information about controlling sweep, refer to “Control/Sweep” on 
page 98.
Meas Setup
Meas Setup accesses a menu of keys to set up the Return Loss measurement. This section 
describes the menu keys available with 
Return loss measurement selected. To turn on the 
measurement, select 
Meas, Return loss.
Avg Mode 
Sets the type of termination control used for the averaging function. This determines the 
type of averaging used for the specified number of measurements.
Mode Stimulus / Response
Range Two Port Insertion Loss | One Port Insertion Loss | Return Loss 
| Distance to Fault
Key Path Front-panel key
Mode Stimulus / Response
Key Path Front-panel key
Mode Stimulus / Response
Preset Exponential, ON
Range Off | Exponential | Repeat | Repeat Max Hold
Key Path
Meas Setup, Avg Mode