Keysight x-series Instruction Manual

3 Short-Range Comms & IoT Mode
3.2 Modulation Analysis Measurement
Peak Offset EVM
Index
Int location of the symbol which has peak Offset EVM in
the measurement area
symbol XX sym
Rms EVM float64 EVM over the entire measurement area percent XX.XX %
Peak EVM float64 peak EVM in the measurement area percent XX.XX %
Peak EVM Index Int location of the symbol which has peak EVM in the
measurement area
symbol XX sym
Rms Mag Error float64 magnitude error over the entire measurement area percent XX.XX %
Peak Mag Error float64 peak magnitude error in the measurement area percent XX.XX %
Peak Mag Error
Index
Int location of the symbol which has peak magnitude error
in the measurement area
symbol XX sym
Rms Phase Error float64 phase error over the entire measurement area ° XX.XX °
Peak Phase
Error
float64 peak phase error in the measurement area ° XX.XX °
Peak Phase
Error Index
Int location of the symbol which has peak phase error in
the measurement area
symbol XX sym
Freq Error float64 frequency error in the measured signal ppm XX.XX ppm
I/Q Offset float64 the I and Q error (magnitude squared) offset from the
origin
dB XX.XX dB
Quad Error float64 the orthogonal error between I and Q signals ° XX.XX °
Gain Imb float64 the gain imbalance between I and Q signals dB XX.XXX dB
Clock Error float64 Symbol clock error ppm XX.XX ppm
Numeric results when modulation format is BPSK:
Name Type Description Unit Format
Transmit Power float64 transmit power dBm XX.XX dBm
Rms EVM float64 EVM over the entire measurement area percent XX.XX %
Peak EVM float64 peak EVM in the measurement area percent XX.XX %
Peak EVM Index Int location of the symbol which has peak EVM in the
measurement area
symbol XX sym
Rms Mag Error float64 magnitude error over the entire measurement area percent XX.XX %
Peak Mag Error float64 peak magnitude error in the measurement area percent XX.XX %
Peak Mag Error
Index
Int location of the symbol which has peak magnitude
error in the measurement area
symbol XX sym
Rms Phase
Error
float64 phase error over the entire measurement area ° XX.XX °
Peak Phase
Error
float64 peak phase error in the measurement area ° XX.XX °
Peak Phase
Error Index
Int location of the symbol which has peak phase error in
the measurement area
symbol XX sym
198 Short Range Comms & IoT Mode User's &Programmer's Reference

Keysight x-series Specifications

General

Analysis Bandwidth	Up to 1 GHz (depending on model)
Real-Time Bandwidth	Up to 1 GHz (depending on model)
Form Factor	Benchtop
Connectivity	LAN, USB, GPIB
Resolution Bandwidth	1 Hz to 10 MHz (depending on model)