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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 2028

–

"External Mixer" on page 2028

–

"I/Q" on page 2031

See also:

–

"External Mixer Setup" on page 2053

–

"I/Q Setup" on page 2073

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

Short Range Comms & IoT Mode User's &Programmer's Reference 2026

Keysight x-series Instruction Manual

Other manuals for Keysight x-series