TRACE
The display line is activated and set below the source/
analyzer response.
The difference between the display line (in display
units) and the source/analyzer response is stored in
trace B with I';:'
Negative values of the [';:II line are stored even
though not displayed.
Now the device under test is connected between
source and analyzer and its response is corrected for
source flatness uncertainty by using
TRACE ARITHMETIC
Manual Operation 41