User`s guide

Chapter 2 Front Panel Operations RIGOL
DSG3000 User’s Guide 2-45
Zero Type
You can execute the power meter zeroing to reduce the zero measurement deviation
and the effect of noise to improve the RF power measurement accuracy.
Press Zero Type to select “Int” or “Ext” zero mode.
 Internal zero
When selecting this mode, the power sensor can still be connected with the RF
signal during the zeroing process. The instrument uses the internal zero by
default after powered-on.
 External zero
When selecting this mode, you must remove the RF signal to be measured
before zeroing the power sensor.
Zero
Press Zero and the instrument will perform the power meter zeroing operation
according to the “zero type” selected.
Frequency Mode
Select the configuration mode of the measurement frequency.
Press Freq Mod to select “Manul” or “Auto” frequency mode.
 Manul: in this mode, you can manually set the measurement frequency using
Frequency softkey.
 Auto: the instrument configures this frequency according to the current output
frequency of RF signal generator automatically.
Frequency
Press Frequency to set the measurement frequency manually.
Tips
When the “Auto” frequency mode is selected, the frequency mode will switch
to the “Manul” mode automatically after you set the frequency value via
Frequency.