www.pudn.com > programradarsystemdisign.zip > fig7_10c.m

fofr=0:0.001:1; 
f1=4.*fofr; 
f2=5.*fofr; 
arg1=pi.*f1; 
arg2=pi.*f2; 
resp1=abs(sin(arg1)); 
%resp1=resp11.*resp11; 
%resp22=(sin(arg2).*sin(arg2)); 
resp2=abs(sin(arg2)); 
resp=resp1+resp2; 
max1=max(resp); 
resp=resp./max1; 
plot(fofr,resp,'k'); 
grid 
xlabel('normalized frequency') 
ylabel('filter response')