Select Osk Modulation; Carrier Waveform Shape; Carrier Waveform Frequency; Modulation Source - Hantek HDG3000B Series User Manual

Modulation
8.12.1

Select OSK Modulation

Press [Mod] >
⚫
When Mod
⚫
After OSK is enabled, the instrument will generate OSK waveform with the
currently specified carrier and modulating waveforms. To avoid multiple waveform
changes, enable modulation after configuring the other modulation parameters.
8.12.2

Carrier Waveform Shape

OSK carrier waveform can only be sine waveform. Press [Wave] >
front panel to select.
8.12.3

Carrier Waveform Frequency

For different carrier waveforms, the settable range of carrier frequency is different.
Please refer to "Frequency Characteristics" in Specifications. The default value is 1kHz.
Press [Setting] >
keypad or direction keys and knob to input the desired frequency value.
8.12.4

Modulation Source

Press [Mod] >
source.
internal Source
When internal modulation source is selected, the modulating waveform is set as a
Square with 50% duty cycle, and the intermittence time and oscillate time of the output
HDG3000B User manual
54

Figure 8.1 OSK Modulation

Type > OSK softkey to enable OSK function.
is enabled, Sweep or Burst
Frequency softkey on the front panel, and then use the numeric
Source softkey to select Internal (default) or External as the modulation
will be disabled automatically.
Sine
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softkey on the