IoT Hardware reading assignment 3

7th-Semester-Fall-2024/ECOMMS/labs/lab1/part1.py

@@ -0,0 +1,21 @@
+import numpy as np
+import sounddevice as sd
+import matplotlib.pyplot as plt
+
+def normalize_signal(signal):
+    min_amp = np.min(signal)
+    normalized_signal = signal - min_amp
+    max_amp = np.max(normalized_signal)
+    normalized_signal *= 2.0/max_amp
+    normalized_signal -= 1
+    return normalized_signal
+
+snr = 10
+
+f = 466.16
+f_s = 16000
+
+t = np.arange(0,0.01,1/f_s)
+s = 0.5 * np.sin(2*np.pi*f*t)
+
+sd.play(normalize_signal(s), samplerate=f_s, blocking=True)