diff --git a/SAR.m b/SAR.m
index 35b5d80005d382716e925c3c39a091365e24cb05..563ecd447461d0992d47a9a13642bf65173b52ad 100644
--- a/SAR.m
+++ b/SAR.m
@@ -1,3 +1,19 @@
+[x,fe]=audioread("C:\Users\camil\Documents\IMT_A\semestre_6\electrical engineering\tp-audio-ee-etudiant-c24leray\src\wav\single_tone_celtic-harp-a3.wav");
+
+soundsc(x,fe);
+L1 = length(x1)
+X1 = fftshift(fft(x1))
+f1 = (-L1/2 : L1/2 - 1)*(fe1/L1)
+
+figure;
+plot(f1, log(abs(X1)),'r');
+title("spectre")
+xlabel("fréquence en Hz")
+ylabel("log|X(f)|")
+
+
+
+
 [x1,fe1]=audioread("C:\Users\camil\Documents\IMT_A\semestre_6\electrical engineering\tp-audio-ee-etudiant-c24leray\src\wav\single_tone_piano1.wav");
 [x2,fe2]=audioread("C:\Users\camil\Documents\IMT_A\semestre_6\electrical engineering\tp-audio-ee-etudiant-c24leray\src\wav\single_tone_piano2.wav");
 soundsc(x1,fe1);
@@ -20,4 +36,3 @@ plot(f2, log(abs(X2)),'b')
 title("spectre")
 xlabel("fréquence en Hz")
 ylabel("log|X(f)|")
-legend(piano1, piano2)