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Nama Mahasiswa : Farchan Aditya Johari
NIM Mahasiswa : 191354012
Kelas : 2C-1
Program Studi : D-IV Teknik Elektronika
Jurusan
: Teknik Elektro
Mata Kuliah : Pengolahan Sinyal Digital
Tanggal : 24 April 2021
Objek : Lab 3
Program :
%% No.8(6) y(n) = x(n) + 1.53y(n - 1) - 0.9y(n - 2)
clear all;
clc;
n = [0:100];
inp = (n == 0);
a = [1 -1.53 0.9];
b = [1];
% Respon Frekuensi
[H, w] = freqz(b,a);
figure(1); plot(w/pi, abs(H),'r');
grid on;
title('Besaran Respon
Frekuensi','fontweight','bold');
xlabel('\omega/\pi','fontweight','bold');
ylabel('H^f(\omega)','fontweight','bold');
% Diagram Pole-Zero
figure(2); zplane(b,a);
grid on;
title('Diagram Pole dan Zero','fontweight','bold');
% Respon Impuls (Filter)
y = filter(b,a,inp);
figure(3); stem(n,y,'m','filled');
grid on;
title('Respon Impuls','fontweight','bold');
xlabel('n','fontweight','bold');
ylabel('y(n)','fontweight','bold');