RIGOL  Chapter 1 Quick Start 
User’s Guide for DSA800/E Series 
Parameter Setting 
 
Users can enter the desired parameter values using the numeric keys, knob or 
direction keys.
 This section describes the three methods of parameter setting 
through an example (to set the center frequency to 800 MHz). 
 
1.  Use the numeric keyboard 
1)  Press FREQ  Center Freq; 
2)  Input 800 using the numeric keys; 
3)  Select the desired unit (MHz) from the popup menu.  
 
2.  Use the knob   
When the parameter is editable (namely when the parameter is selected), 
turn the knob clockwise to increase or counterclockwise to decrease the 
parameter value at the specified step.  
1)  Press FREQ  Center Freq; 
2)  Rotate the knob until the parameter is set to the desired value (800 MHz). 
 
Figure 1-11 The Knob 
 
Note: In the storage function, the knod can also be used to select the 
currentpath or file.  
 
3.  Use the direction keys  
When the parameter is editable (namely when the parameter is selected), you 
can increase or decrease the parameter value at the specific step using the 
direction keys. 
1)  Press FREQ  Center Freq; 
2)  Press the up/down direction key until the parameter is set to the desired 
value (800 MHz).