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#Created By: Gabriel LUCAS
#Created :24/03/2023 08:27:54
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#Last modified: 02/03/2023 08:28:32
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pkg load signal;

[y fs] = audioread("modulator22.wav");

t=[1:1:size(y,1)];

figure;
subplot(1,1,1);
plot(t,y)
%xlabel('Time (s)');
%ylabel('Sound (dB)');

frequencySpectrum(y, fs, false);