SDG800 User Manual 49
PWM
The modulated waveform consists of two parts: the carrier waveform and the
modulating waveform, the carrier waveform is only pulse. In PWM, the pulse
width of pulse varies with the instantaneous voltage of the modulating
waveform. The parameters for the FM are as shown in Figure 2- 38.
Figure 2- 38 Setting Interface of PWM Waveform Parameter
Press Mod
→ Pulse →PWM, to enter the following menu.
Figure 2- 39 Table 2- 19 Menu Explanations of the PWM Parameters
Function
Menu
Settings
Explanation
PWM Freq
Set
the
modulating
waveform
frequency. 2mHz~20kHz
Width Dev
Duty Dev
Set the width or Duty range.
Type
PWM
Amplitude modulation.
Shape
Sine
Square
Triangle
UpRamp
DnRamp
Noise
Arb
Choose the modulating waveform.
The carrier waveform is pulse.
Summary of Contents for SDG800 Series
Page 32: ...SDG800 User Manual 22 Figure 2 5 Setting the Offset...
Page 42: ...SDG800 User Manual 32 Figure 2 15 Setting the Rise edge...
Page 83: ...SDG800 User Manual 73 Source Internal...
Page 95: ...SDG800 User Manual 85 Figure 3 1 Sine Waveform...
Page 97: ...SDG800 User Manual 87 Figure 3 2 Square Waveform...
Page 104: ...SDG800 User Manual 94 the wave generated is shown in Figure 3 6 Figure 3 6 Sinc Waveform...
Page 110: ...SDG800 User Manual 100 Figure 3 9 AM Waveform...
Page 112: ...SDG800 User Manual 102 3 10 Figure 3 10 FM Waveform...
Page 114: ...SDG800 User Manual 104 Figure 3 11 PM Waveform...
Page 116: ...SDG800 User Manual 106 Figure 3 12 FSK Waveform...
Page 118: ...SDG800 User Manual 108 Figure 3 13 ASK Waveform...
Page 122: ...SDG800 User Manual 112 Figure 3 15 DSB AM Waveform...