forked from acco/chti23
60 lines
973 B
Matlab
60 lines
973 B
Matlab
close all;
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%% frequences theorique utilisees
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F1=85000;
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F2=90000;
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F3=95000;
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F4=100000;
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F5=115000;
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F6=120000;
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%% frequences avec une imprecision
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F1 = 85005.9;
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F2 = 90000;
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F3 = 94986.8;
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F4 = 100000;
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F5 = 115015.9;
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F6 = 120000;
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%% calcul et affichage du systeme de son FFT et du spectre de fourrier (Lancer une des sections en haut avant)
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Res2 = sim('SimuProject');
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figure(5);
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plot(Res.Sinus_Continu);
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hold on;
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plot(Res.Sinus_Echanti,'o');
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grid;
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figure(6)
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Tf = abs(fft(Res2.Sinus_Echanti.Data)/M);
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stem(Tf);
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title("fft de Sinus");
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grid;
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figure(7);
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df = 1/T;
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frequence = df * [0:1:M-1];
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semilogy(frequence, Tf,'r*');
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grid;
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%% cas du pistolet avec des signaux carres
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Scarre = sim('Signal_carre');
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figure(1);
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plot(Scarre.Carre_conti)
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hold on;
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plot(Scarre.Carre_discret,'o');
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Tf = abs(fft(Scarre.Carre_discret.data)/M);
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figure(3);
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stem(frequence, Tf);
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%% affichage bode du filtre de chebychev
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F = tf([1],[1.7483E-23,7.6663E-18, 1.162E-11, 3.0332E-6 , 1]);
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bode(F);
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