Keysight N9030B - Page 192

3 VMA Mode
3.1 Digital Demod Measurement
Modulation Formats: 16-QAM, 32-QAM, 64-QAM, 128-QAM, 256-QAM, 512-
QAM, 1024-QAM, DVB 16-QAM, DVB 32-QAM, DVB 64-QAM, DVB 128-QAM,
DVB 256-QAM
# Name A/P Description Unit, if
any
1 Transmit Power A A floating point number of transmit power dBm
2 RMS EVM A A floating point number of EVM over the entire measurement
area
%
3 Peak EVM P A floating point number of the peak EVM in the measurement
area
%
4 Peak EVM Index P Location of the symbol that has the largest EVM
5 RMS Magnitude
Error
A A floating point number of the average magnitude error over
the entire measurement area
%
6 Peak Magnitude
Error
P A floating point number of the peak magnitude error in the
measurement area
%
7 Peak Magnitude
Error Index
P Location of the symbol that has the largest magnitude error
8 RMS Phase Error A A floating point number of the average phase error over the
entire measurement area
°
9 Peak Phase Error P A floating point number of the peak phase error in the
measurement area
°
10 Peak Phase Error
Index
P Location of the symbol that has the largest phase error
11 Frequency Error A A floating point number of the frequency error in the
measured signal
Hz
12 I/Q Offset A A floating point number of the I and Q error (magnitude
squared) offset from the origin
dB
13 Quad Error A A floating point number of orthogonal error between the I and
Q signals
°
14 Gain Imbalance A A floating point number of the gain ratio between the I and Q
signals
dB
15 SNR A A floating point number of signal to noise ratio dB
Modulation Format: 2-FSK
# Name A/P Description Unit, if
any
1 Transmit
Power
A A floating point number of transmit power dBm
2 RMS FSK
Error
A A floating point number of the RMS average of the FSK error at all
symbol locations
%
3 Peak FSK P A floating point number of the largest FSK error at all symbol %
Vector Modulation Analyzer Mode User's &Programmer's Reference 192