RIGOL 
         
  User’s Guide for DS1000B Series 
3-12
 
Example 8: FFT Cursor Measurement 
 
FFT measurements include: Amplitude measurement (V
RMS
  or dBV
RMS
) and 
Frequency measurement (Hz). 
 
Do these steps as follows: 
1.  Press Cursor→Press No.1 button to set cursor mode to Manual. 
2.  Press No.2 button associated with Type to select X or Y. 
3.  Press button MATH→set operate mode as  FFT. 
4.  Press Cursor →press No.3 button to specify source as MATH. 
5.  Turn ( ) knob to move the cursor A and cursor B to a point of interest.  
 
Figure 3-9 Cursor Measurement (Type Y) 
 
 
Figure 3-10 Cursor Measurement (Type X)