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SignalLab2
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Nathan BEAUD 2023-03-21 16:32:26 +01:00
parent 9462461d5c
commit dcaafdc9cf
2 changed files with 8 additions and 5 deletions
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modulator22.wav
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speech_analysis.m
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@ -1,11 +1,14 @@
[y,Fs] = audioread("modulator22.wav");
y = y(1.95*Fs:2.05*Fs)
#y = y(1.95*Fs:2.05*Fs)
% n between 1 an d 1.1
% u between 1.45 and 1.6
% i between 1.95 and 2.05
t = (0:length(y)-1)/Fs;
[pwr, dur] = frequencySpectrum(y, Fs, 0);
xlabel("Timee (s)");
ylabel("Amplitude");
spectrogram(y,Fs,5,5)
#[pwr, dur] = frequencySpectrum(y, Fs, 0);
#xlabel("Timee (s)");
#ylabel("Amplitude");
#spectrogram(y,Fs,5,5);
Fs = downsample(Fs ,4000);
audiowrite("modulator22.wav", y, Fs);