HP 8920A User Manual page 342

Chapter 9, Duplex Test Screen
Field Descriptions
AF Anl In
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Audio frequency analyzer input selects the input for the analyzer. When selected,
this field displays a list of choices.
Signals can be analyzed from three different types of inputs:
• the output of the AM, FM, or SSB demodulators
• the AUDIO IN, RADIO INTERFACE, MODULATION INPUT, MIC/ACC, and AU-
DIO OUT connectors
• the signal present at the AM or FM modulators for the RF Generator
Operating Considerations
Changing this field causes the upper AF measurement to change.
This is a priority control field. Accessing the RX TEST or TX TEST screen
overrides any changes made to this field in other screens.
See Also
FM Deviation field description, on page 348
"Interaction Between Screens" on page 54
"Displaying Measurements" on page 57