%Ceby2[N,Wp]=cheb1ord(Wp,Ws,Rp,Rs,'s'); [a,b]=cheby1(N,Rp,Wp,'s'); H=tf(a,b)

h=freqs(a,b,wop);figure (5)plot(wop,20*log10(abs(h)))title('Amplitudska karakteristika');

figure(6)freqs(a,b,wop)

figure (7)impulse(H)

[ad,bd] = bilinear(a,b,1536,f0,800);figure(8)[Hz,Fz]=freqz(ad,bd,512,f0);

plot(Fz*2*pi,20*log10(abs(Hz)))hold onplot(wop,20*log10(abs(h)),'r')hold offtitle('Amplitudska karakteristika');legend('digitalni filtar','analogni filtar')