diff --git a/graph/fig0.png b/graph/fig0.png
new file mode 100644
index 0000000..c32e371
Binary files /dev/null and b/graph/fig0.png differ
diff --git a/speech_processing.m b/vocoded.m
similarity index 59%
rename from speech_processing.m
rename to vocoded.m
index b7b7e37..60933a2 100644
--- a/speech_processing.m
+++ b/vocoded.m
@@ -11,6 +11,7 @@ outfile = "vocodedsound.wav";
 [carrier_w, sr2_w] = audioread(carfile);
 [carrier_wp, sr2_wp] = audioread(carfile);
 
+
 if sr1 ~= sr2
   disp('Your sampling rates dont match');
 endif
@@ -22,7 +23,27 @@ audiowrite("vocodedsound_w.wav", y, sr1);
 y_wp = chanvocoder(carrier_wp,modul, 512, 32, .2);
 audiowrite("vocodedsound_wp.wav", y, sr1);
 
+%Plot
+figure;
+subplot(3,1,1);
+plot(modul);
+xlabel("TIme in [s]");
+ylabel("frequency in [dB]");
+legend(modfile);
+
+subplot(3,1,2);
+plot(carrier,'-r');
+xlabel("TIme in [s]");
+ylabel("frequency in [dB]");
+legend(carfile);
+
+subplot(3,1,3);
+plot(y,'-g');
+xlabel("TIme in [s]");
+ylabel("frequency in [dB]");
+legend(outfile);
+
 %spectogram
-frequencySpectrum(modul,sr1,1);
-frequencySpectrum(carrier,sr2,1);
-frequencySpectrum(y,sr1,1);
\ No newline at end of file
+%frequencySpectrum(modul,sr1,1);
+%frequencySpectrum(carrier,sr2,1);
+%frequencySpectrum(y,sr1,1);
\ No newline at end of file