User Manual

RIGOL
© 2006 RIGOL Technologies, Inc
User’s Guide for DG2000 Series
2-41
Table 2-20 The Menu Explanations of the PWM Parameters
Note: When choose the external modulation, the menu WMFreq
and Shape will hide.
In the Graph Mode, the waveform is shown in figure 2-54.
Figure 2-54 The Waveform Parameter in the Graph Mode
Instructions:
z The max range of DtyDev is the minimum in (duty, 1 - duty);
z
The max range of WidDev is the minimum in (width, period - width).
Function
Menu
Settings Explanation
Type PWM Pulse Width Modulation
Internal Choose the Internal source.
SrcInt
SrcExt
external
Use the rear [Modulation In]
connector to choose the external
source.
DtyDev
WidDev
Set the offset of the PWM.
PWMFreq
Set the frequency of the modulation
wave with the range: 2mHz~20kHz
(Only Internal).
Shape
Sine
Square
Triangle
UpRamp
DnRamp
Noise
Arb
Press the function key Sine, Square
etc to choose different Shape of
waveform.
T
he offset of
the phase
T
he frequency of phase
modulation