![background image](http://html1.mh-extra.com/html/rands/nrpm/nrpm_user-manual_3219371130.webp)
Remote control commands
R&S
®
NRPM
130
User Manual 1425.8663.02 ─ 07
Example:
The following sequence of commands configures a peak
trace measurement:
SENSe:FUNCtion "XTIMe:POWer"
SENSe:FREQuency 1.0e9
SENSe:TRACe:POINts 500
SENS:TRAC:TIME 20e-3
TRIGger:SOURce INTernal
TRIGger:SLOPe POSitive
TRIGger:DTIMe 0.001
TRIGger:HYSTeresis 0.1
TRIGger:LEVel 30e-6
SENSe:TRACe:AVERage:COUNt 8
SENSe:TRACe:AVERage:STATe ON
CALCulate:FEED "POWer:PEAK:TRACe"
INITiate
FETCh?
CALCulate:MATH[:EXPRession]
<mode>
Selects the measurement quantity for the power of the incident electromagnetic
wave towards the antenna module.
String
Meaning
"PISotropic"
Equivalent isotropically received power P
ISO
in W or dBm (default):
Equivalent detected power of an isotropic antenna with an ideal
power detector at the phase center location of the R&S
NRPM
antenna module assuming radiation only from boresight direction.
P
ISO
=P
i
"PDENsity"
Power density S in W/m
2
, calculated as:
S=(4
π
/
λ
2
)
·
P
ISO
"EFDensity"
Electric field strength E
eff
in V/m, calculated as:
E
eff
=
√
(S
·
Z
0
)
with: Z
0
=376,73
Ω
.
"MFDensity"
Magnetic field strength H
eff
in A/m, calculated as:
H
eff
=
√
(S/Z
0
)
with: Z
0
=376,73
Ω
.
"DETPower"
Power at the internal RF detector in W or dBm: The measurement
result without including antenna gain and frequency-dependent cali-
bration factors is returned.
P
Det
=(G
RF,i
/k
att,A,i
(f))
·
P
ISO
Selecting a measurement mode and retrieving results