Keysight N9000B - 6.2 Input; 6.2.1 Select Input

6 Input/Output
6.2 Input
6.2 Input
The controls on this tab let you select and configure the instrument’s inputs.
6.2.1 Select Input
Lets you choose which signal input you want to analyze:
–
"RF Input" on page 2333
–
"External Mixer" on page 2333
–
"I/Q" on page 2336
See also:
–
"External Mixer Setup" on page 2358
–
"I/Q Setup" on page 2378
Remote Command
[:SENSe]:FEED RF | AIQ | EMIXer
[:SENSe]:FEED?
Example Select the RF Input:
:FEED RF
Select External Mixing:
:FEED EMIX
Select BBIQ:
:FEED AIQ
Dependencies I/Q only appears when Option BBA present
Ext Mix only appears when Option EXM present
Couplings Connecting a U7227A USB Preamplifier to one of the instrument’s USB ports causes the Input to
automatically switch to the RF Input. If the RF Calibrator is on, it is turned off. Subsequently discon-
necting the USB Preamp from USB does not change the Input selection, nor restore the previous
selection
[:SENSe]:FEED RF turns the calibrator OFF
Preset Unaffected by Preset or power cycle. Survives a Mode Preset and mode changes
Set to RF by Restore Input/Output Defaults or Restore System Defaults->All
State Saved Saved in instrument state
Annotation Displayed in the Meas Bar as "Input::" followed by:
RF or Ext Mix or I/Q
depending on which input is selected
Spectrum Analyzer Mode User's &Programmer's Reference 2331