Keysight N9320B - Page 86

Functions and Measurements
Analysis the Modulated Signals
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4 Press {Symbol Rate} > [10] > {MHz} to set the symbol rate.
5 Press {Filter Setup} > {Ref Filter} > {Nyquist} > {Return} to set
the filter type.
6 Set the attenuation state to Auto (default):
Press {More} > {More} > {Attenuation Auto} > {More}
7 Press {Y Scale} > {Auto Scale} > {Return} to set the Y scale.
8 Setting the ASK depth limit and turn on the limit
function:
Press {More} > {Limits} > {ASK Depth UP} > [71] > {%} > {ASK
Depth Low} > [70] > {%} > {Limits on} > {Return}
9 Press {More} > {More} > {View} > {Eye Diagram} to view the
eye diagram.
FSK Demodulation Analysis
Please refer to the procedures below to analysis the FSK
demodulation.
1 Connect the signal generator to RF IN connector and turn
on the signal generator’s FSK and RF output.
2 Turn on the ASK demodulation analysis function.
Press [MODE], Rotating the knob to highlight FSK
modulation Analysis, press [ENTER].
3 Press {Carries Freq} > [1.5] > {GHz} to set the carrier
frequency.
4 Press {Symbol Rate} > [10] > {ksps} to set the symbol rate.
5 Press {Filter Setup} > {Ref Filter} > {Nyquist} > {Return} to set
the filter type.
6 Set the attenuation state to Auto (default):
Press {More} > {More} > {Attenuation Auto} > {More}
7 Press {Y Scale} > {Auto Scale} > {Return} to set the Y scale.