from __future__ import division
import numpy as np
import matplotlib.pyplot as pt

from simple_audio import play

sample_rate = 44100
count = (sample_rate//1024) * 1024

t = np.linspace(0, 1, sample_rate)[:count]

x = np.sin(440*2*np.pi*t)
#x = np.sin(880*2*np.pi*t)
#x = 0.5 * (np.sin(880*2*np.pi*t) + np.sin(440*2*np.pi*t))
#x = 0.5 * (np.sin(1209*2*np.pi*t) + np.sin(697*2*np.pi*t))

play(x)

pt.plot(x[:500])