8163A/B, 8164A/B, 8166A/B User’s Guide 305
Applications 10
User Interface
When the Return Loss Application is started the following screen appears
on the 8163A/B Lightwave Multimeter:
Figure 188 Main Screen of the Return Loss Application
The softkeys on the screen have the following functions:
Zero all
The Zero all softkey zeros all power measurement channels within the
mainframe (Return Loss and optional Power Meter) at the same time.
Edit
The currently selected item on the main screen can be modified using this
key.