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2C1_FarchanAdityaJohari_191354012_Lab3

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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

b. Program :

%% No.2 Plot besarnya respon frekuensi H^f(w)

menggunakan freqz

clear all;

clc;

a = [1 -1.7119 0.81];

b = [0.1 -0.1176 0.1];

[H, w] = freqz(b,a);

plot(w,abs(H),'r');

grid on;

title('Besaran Respon

Frekuensi','fontweight','bold');

xlabel('\omega','fontweight','bold');

ylabel('H^f(\omega)','fontweight','bold');

3. Sinyal keluaran y(n) dengan sinyal input x(n) = cos(0.1*pi*n)*u(n)

menggunakan filter

a. Hasil praktikum :

Gambar-2 Hasil percobaan plot sinyal x(n) dan y(n)

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