Keysight WLAN Measurement Guide 63
Making WLAN Measurements
Making Modulation Analysis Measurements
For the 802.11n example signal, the Preamble Freq Error vs. Time view should
look like
and shows a Preamble Freq Error vs. Time window. It
shows the total frequency error in Hz for the preamble part of the burst.
Figure 2-28
Modulation Analysis (Preamble Freq Error vs. Time view)
If you have a problem, and get an error message, see
Instrument Messages
.
Example of Using SCPI Commands
Select WLAN mode
INST WLAN
Select the Channel Power measurement
CONF:EVM
Get the measurement result Demod Bits.
READ:EVM[8]?