Specifications

3-4 Chapter 3
User Interface
GPIB Control of Preamp Gain
GPIB Control of Preamp Gain
The following SCPI commands apply to the Agilent E444xA Option 1DS and H26.
Refer to Agilent Technologies PSA Spectrum Analyzer User’s and Programmer’s Reference
Guide, to locate SCPI command subsystems and subsections that apply to the standard
functions of the Agilent Technologies E444xA PSA-Series Spectrum Analyzer.
Preamp Gain Command Interface
[:SENSe]:POWer[:RF]:GAIN[:STATe] OFF|ON|0|1
[:SENSe]:POWer[:RF]:GAIN[:STATe]?
The above two commands turns the internal lowband and highband preamp on or off.
Factory Preset
and *RST: Off
Remarks: This command is available only with Option 1DS installed.
Front Panel
Access: AMPLITUDE/Y Scale >
More 1 of 3 > Int Preamp On Off
Refer to Figure 2-3, “Analog Input Signal with Preamp ON” on page 2-5 for an example of
an analog "ON" state of the highband preamp.
Refer to Figure 2-6, “Digital Input Signal with Preamp ON” on page 2-7 for an example of a
digital "ON" state of the highband preamp.