R&S FSW Series, Руководство пользователя

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Remote Commands
R&S
®
FSW
1187 User Manual 1173.9411.02 ─ 43
If necessary, the command activates the measurement first.
This command is only available in the Spectrum application.
Suffix:
<n>
.
Window
<m> Marker
Return values:
<PhaseNoise> numeric value
The difference in level between the reference point and the
noise power density at the position of the specified delta marker.
Example: CALC:DELT2:FUNC:PNO:RES?
Outputs the result of phase-noise measurement of the delta-
marker 2.
Usage: Query only
Manual operation: See "Phase Noise Measurement State" on page 538
CALCulate<n>:DELTamarker<m>:FUNCtion:PNOise[:STATe] <State>
This command turns the phase noise measurement at the delta marker position on and
off.
The reference marker for phase noise measurements is either a normal marker or a
fixed reference. If necessary, the command turns on the reference marker.
The correction values for the bandwidth and the log amplifier are taken into account in
the measurement.
Suffix:
<n>
.
Window
<m> Marker
Parameters:
<State> ON | OFF | 0 | 1
OFF | 0
Switches the function off
ON | 1
Switches the function on
Example: CALC:DELT:FUNC:PNO ON
Switches on the phase-noise measurement with all delta mark-
ers.
CALC:DELT:FUNC:FIX:RPO:X 128 MHZ
Sets the frequency reference to 128 MHz.
CALC:DELT:FUNC:FIX:RPO:Y 30 DBM
Sets the reference level to +30 dBm
Manual operation: See "Phase Noise Measurement State" on page 538
See "Switching All Phase Noise Measurements Off"
on page 539
Analyzing Measurements (Basics)