Keysight M9421A - QPSK-3;4 RMS EVM; 16 QAM-1;2 RMS EVM

3 WLAN Mode
3.6 Modulation Analysis Measurement
Sets QPSK coding rate ½ RMS EVM limit to warn you if the measured average RMS
EVM value exceeds a limit.
Remote
Command
:CALCulate:EVM:LIMit:RMS:QPSK:R1B2 <rel_ampl>
:CALCulate:EVM:LIMit:RMS:QPSK:R1B2
Example
:CALC:EVM:LIM:RMS:QPSK:R1B2 -20
:CALC:EVM:LIM:RMS:QPSK:R1B2?
Notes This limit value is used in 802.11j/p 10M, 802.11p 5M, 802.11n, 802.11ac, 802.11ah, 802.11af
Preset -10.00 dB
State Saved Saved in instrument state
Min -1000
Max 0
QPSK-3/4 RMS EVM
This parameter is available when Radio Std is 802.11j/p 10M, 802.11p 5M, 802.11n,
802.11ac, 802.11ah, or 802.11af.
Sets QPSK coding rate ¾ RMS EVM limit to warn you if the measured average RMS
EVM value exceeds a limit.
Remote
Command
:CALCulate:EVM:LIMit:RMS:QPSK:R3B4 <rel_ampl>
:CALCulate:EVM:LIMit:RMS:QPSK:R3B4
Example
:CALC:EVM:LIM:RMS:QPSK:R3B4 -20
:CALC:EVM:LIM:RMS:QPSK:R3B4?
Notes This limit value is used in 802.11j/p 10M, 802.11p 5M, 802.11n, 802.11ac, 802.11ah, 802.11af
Preset -13.00 dB
State Saved Saved in instrument state
Min -1000
Max 0
16QAM-1/2 RMS EVM
This parameter is available when Radio Std is 802.11j/p 10M, 802.11p 5M, 802.11n,
802.11ac, 802.11ah, or 802.11af.
Sets 16QAM coding rate ½ RMS EVM limit to warn you if the measured average
RMS EVM value exceeds a limit.
Remote
Command
:CALCulate:EVM:LIMit:RMS:QA16:R1B2 <rel_ampl>
:CALCulate:EVM:LIMit:RMS:QA16:R1B2
Example
:CALC:EVM:LIM:RMS:QA16:R1B2 -20
1053 WLAN Mode User's &Programmer's Reference