User’s Manual MSO/UPO2000 Seri es
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Duty cycle range can set to 1%
～
99%.
(6)
Set symmetry degree of ramp wave
Symmetry degree of ramp wave is 50% by default.
It can adjust
the symmetry degree
by using the
Multipurpose knob or numeric keyboard.
Symmetry degree
range can set to 0.1%
～
99.9%.
(7)
Set DC voltage
DC voltage is 0 V by default. It can adjust
DC voltage value
by using the Multipurpose knob or numeric
keyboard.
DC voltage value
range can set to ±3 V (high resistance)
；
±1.5 V (50 Ω).
(8)
Set noise wave
The standard Gauss noise with amplitude 100 mVpp, DC offset 0 V by system default. It can adjust
the
amplitude value
and DC offset value of noise by using the Multipurpose knob or numeric keyboard.
17.3 Advanced Application
AWG can output AM, FM. Press AWG
可
key to turn on function/arbitrary generator and enter the interface,
press
MENU
to turn on modulation. Take CH1 as example to introduce.
(1)
Amplitude Modulating
（
AM
）
In amplitude modulating, modulated waveform is consist of carrier wave and modulating wave. The
amplitude of carrier wave will change along with the amplitude of modulating wave.
①
Enable amplitude modulating
Press MENU to extend the menu list and press Modulate to select the amplitude modulating as shown in
Figure
17-3.
Figure 17-3
②
Carrier wave
AM carrier wave can be sine, square, ramp, pulse or arbitrary waveform (except DC). The default is
