User`s guide

RIGOL

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:

 The max range of DtyDev is the minimum in (duty, 1 - duty);

 The max range of WidDev is the minimum in (width, period - width).

Function

Settings

Explanation

Type

PWM

Pulse Width Modulation

SrcInt

SrcExt

Internal

Choose the Internal source.

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.

The offset of

the phase

The frequency of phase

modulation