Owon SDS series User Manual page 77

Figure 5-64 wave of Vamp cursor measurement
Carry out the following operation steps for the Freq cursor measurement:
1. Press Cursor and recall the Cursor Measure menu.
2. Press the H1 button, the Type menu will display at the right of the screen. Press
the F3 button to select Freq for Type, with two purple dotted lines displayed
along the vertical direction of the screen indicating the corresponding Cursor 1
and Cursor 2.
3. According to the measured waveform, adjust the positions of Cursor1 and
Cursor2 by turning the VERTICAL POSITION knob of CH1 and CH2.
Increment window shows two cursors difference value and the present position
(see Figure 5-65).
5.Advanced User Guidebook
72