Functions and Measurements 3
N9342C/43C/44C User’s Guide 69
4 Press  [Meas] >  {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  [Amptd] > {Attenuation Auto} 
7 Press  [Disp] >  {Y Scale} > {Scale Coupling On} to set 
the Y scale auto coupling.
8 Setting the ASK depth limit and turn on the 
limit function:
Press  [Limits] > {ASK Depth UP} > [71] > {%} > {ASK 
Depth Low} > [70] > {%} > {Limits on} 
9 Press  {Disp} > {Display} > {Eye Diagram} to view the 
eye diagram.
The figure below indicates the ASK eye diagram as 
a measurement result.
Figure 3-27  ASK Eye Diagram