The E5071C is having an area in which a User can set any value. These area are divided by the different data format of the values. A maximum of ten (1 to 10) such areas can be used by each command.
For example, after setting the value (data) obtained using VBA of the E5071C to the User defined variable, this value is available to an external controller (program) through the use of these User defined variables.
Turning E5071C power ON/OFF initializes the User defined variables. They are not initialized through executing Preset.
These commands does not refers to or change the results of the E5071C.