RIGOL 
         
© Copyright RIGOL Technologies, Inc. 2007.  3-5 
  User Manual for DM3000 Series 
Example 4: dBm Measurement 
Do these steps as follow: 
1.  Connect test leads as Chapter 1 introduced. Now we want to measure an AC 
Voltage. Connect test leads as shown: 
 
Figure 3-7 
2.  Press     button, select Resistance measurement function. And choose a 
correct range. Write down the reading count. 
 
3.  Press     button, select AC Voltage measurement function. And choose a 
correct range. 
 
4.  Set the Total measurement function parameters. 
(1). Press    Æ    dBm , set the Resistance measurement value with the direction 
key. 
(2). Press   , save all changes, back to a higher level menu. 
 
5.  Start dBm measurement. 
(1). Press    Æ    ON , turn on dBm measurement function. 
(2). Press
,and finish this setting. 
 
6.  Lead test leads into circuit, starts to measurement. 
 
Figure 3-8 
AC Voltage