Keysight N9020B - Page 187

3 VMA Mode
3.1 Digital Demod Measurement
A Average Averaged value in average cycle
P Peak Hold Detected Peak/Maximum value in average cycle
- n/a
The FETCh, MEASure, or READ queries return the following comma-separated scalar
results for Segment SI. For values of SI, see "Index Sub-Fields" on page 184.
For details of available formats, see "Modulation Format" on page 335.
Modulation Format: QPSK
# Name A/P Description Unit, if
any
1 Transmit
Power
A Transmit power
Floating point number
dBm
2 RMS EVM A EVM over the entire measurement area
Floating point number
%
3 Peak EVM P Peak EVM in the measurement area
Floating point number
%
4 Peak EVM
Index
P Location of the symbol that has the largest EVM
5 RMS
Magnitude
Error
A Average magnitude error over the entire measurement area
Floating point number
%
6 Peak
Magnitude
Error
P Peak magnitude error in the measurement area
Floating point number
%
7 Peak
Magnitude
Error Index
P Location of the symbol that has the largest magnitude error
8 RMS Phase
Error
A Average phase error over the entire measurement area
Floating point number
°
9 Peak Phase
Error
P Peak phase error in the measurement area
Floating point number
°
10 Peak Phase
Error Index
P Location of the symbol that has the largest phase error
11 Frequency
Error
A Frequency error in the measured signal
Floating point number
Hz
12 Clock Error A Symbol clock error
Floating point number
Hz
13 I/Q Offset A I and Q error (magnitude squared) offset from the origin
Floating point number
dB
187 Vector Modulation Analyzer Mode User's &Programmer's Reference