Keysight Technologies P Series

TRACe Subsystem 13
Keysight N8262A Programming Guide 563
Reset Condition
On reset the units are set to dBm.
Query
TRACe[1]|2:UNIT?
The query command returns the current value of character_data.
Query Example
TRAC2:UNIT? This command queries the current trace
units for Channel B.