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S:\HP892XX\USRGUIDE\manual\dxtscrn.fb
Chapter 9, Duplex Test Screen
Field Descriptions
Ext TX Key
This field controls a switch at the MIC/ACC connector. Its intended use is to
“key” an external transmitter.
See Also
"Interaction Between Screens" on page 54
FM Coupling
This field selects ac or dc coupling between the RF Generator’s frequency
modulator and the rear-panel MODULATION INPUT connector. This field also
alters the FM modulator to allow DCFM from internal and external modulation
sources.
FM Deviation
This is the default measurement for this field. The type of measurement listed here
is dependent on the
AF Anl In settings.
See Also
AF Anl In
field description, on page 342
"Displaying Measurements" on page 57
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