2
MEASurement Commands
MEASure[1]|2|3|4[:SCALar][:POWer:AC]:DIFFerence:
RELative? [<expected_value>[,<resolution>[,<source list>]]]
This command sets the specified window's measurement function to
difference mode with relative mode on, aborts, configures then initiates
both Channel A and B, calculates the difference measurement result and
places the result on the bus. The result is a ratio based measurement and
is expressed in the units defined by UNIT[1]|2|3|4:POWer:RATio. The
relative value used is that set by the
CALCulate:RELative:MAGNitude:AUTO command.
Syntax
MEAS
1
2
3
4
Parameters
Refer to
parameters in this command.
154
:POW
:SCAL
expected_value
Space
DEF
"Optional Parameters"
Item
Description/Default
expected_value
The power meter ignores the numeric value
(for the expected
entered in this parameter. Any value entered is
power level)
treated like DEF.
resolution
A numeric value for the resolution. If
unspecified the current resolution setting is
used.
:DIFF
:AC
,
resolution
DEF
on page 90 for additional details on the
N1911A/1912A P-Series Power Meters Programming Guide
:REL
?
,
source list
Range of Values
sensor dependent
1
DEF
2
1 to 4
1.0, 0.1, 0.01, 0.001
1
DEF