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18
T
hi
s example will show how to set an PSK output signal.
1)
Preset the S1131
Press
【
PRESET
】
key . The instrument will return to default settings.
2)
Press
【
Fctn
】
key, click [Digital], click [State] to turn [On] the digital modulation function.
3)
Select [Type], and choose [PSK], [4PSK]
4)
Select [Parameter] and set the [deviation] to 0 and [rate] to 10kHz
5)
Press
【
RF
】
to enable the output. Press
【
MOD
】
key to enable modulation function.
5.7
LF Output
S1131 support internal modulation source output. Sine, square, triangle and saw tooth waveforms are supported. This example
will show how to set a Triangle wave output.
1)
Preset the S1131
Press
【
PRESET
】
key . The instrument will return to default settings.
2)
Press
【
Fctn
】
key, click [LF], click [Source] to select [Internal] modulation source output.
3)
Select [Triangle]
4)
Frequency settings
Press
【
FREQ
】
key..
Use number keys, knob or up/down arrow key to set the center frequency to 10kHz
5)
Amplitude settings
Press
【
AMPTD
】
key .
Use number keys, knob or up/down arrow key to set amplitude to 1Vpp.
6)
Press
【
LF
】
to enable the output.
