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SIGLENT
SDG2000X User Manual 61
2.9.5 FSK
The FSK is Frequency Shift Keying, the output frequency of which switches
between two preset frequencies (carrier frequency and the hop frequency or
sometimes known as mark frequency (1) and space frequency (0)).
Press Mod → Type → FSK, the parameters of FSK modulation are shown in
Figure 2-28.
Figure 2-28 Setting Interface of FSK Modulation
Table 2-14 Menu Explanations of the FSK Parameters
Function
Menu
Settings
Explanation
Type
FSK
Frequency shift keying modulation.
Source
Internal
The source is internal.
External
The source is external. Use the [Aux In/Out] connector at
the rear panel.
Key Freq
Set the frequency at which the output frequency shifts
between the carrier frequency and the hop frequency
(internal modulation only): 1mHz~1MHz.
Hop Freq
Set the hop frequency.
To Set Key Frequency
When internal modulation source is selected, press Key Freq to set the rate at
which the output frequency shifts between ―carrier frequency‖ and ―hop
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