Boonton 4540 Peak Power Meter User Manual - Manual (Page 90)

Boonton 4540 Series RF Power Meter
Operation 4-42
Main > Channel > Ref 1 | 2 > Set Ref
Description: Manually set the ratiometric mode reference level for the selected channel. When the
reference level is set, the power specified by the argument will become the current
reference level, and all power readings will be in dBr, relative to this level.
Menu Type: Numeric value.
Range: -200.000 to 200.000 dBm
SCPI Command: CALCulate[1|2]:REFerence:DATA <Numeric_value>