def test_square():
signal = SquareSignal(200)
duration = signal.period * 3
segment = signal.make_wave(duration, framerate=10000)
segment.plot()
decorate(xlabel='Time (s)')
wave = signal.make_wave(duration=0.5, framerate=10000)
wave.apodize()
spectrum = wave.make_spectrum()
spectrum.plot()
decorate(xlabel='Frequency (Hz)')
import sys
sys.path.insert(1, 'dsp-modulo')
from thinkdsp import SinSignal
from thinkdsp import SquareSignal
from thinkdsp import decorate
import thinkplot
import numpy
senalRectangular = SquareSignal(freq=2, amp=1.0, offset=numpy.pi)
waveRectangular = senalRectangular.make_wave(duration=1,
start=0,
framerate=44100)
senalSenoidal = SinSignal(freq=2, amp=1, offset=0)
harmonico1 = SinSignal(freq=senalSenoidal.freq * 3, amp=0.3, offset=0)
harmonico2 = SinSignal(freq=senalSenoidal.freq * 5, amp=0.25, offset=0)
harmonico3 = SinSignal(freq=senalSenoidal.freq * 7, amp=0.20, offset=0)
harmonico4 = SinSignal(freq=senalSenoidal.freq * 9, amp=0.15, offset=0)
harmonico5 = SinSignal(freq=senalSenoidal.freq * 11, amp=0.1, offset=0)
harmonico6 = SinSignal(freq=senalSenoidal.freq * 13, amp=0.05, offset=0)
waveSenoidal = senalSenoidal.make_wave(duration=1, start=0, framerate=44100)
mezcla = senalSenoidal + harmonico1 + harmonico2 + harmonico3 + harmonico4 + harmonico5 + harmonico6
waveMezcla = mezcla.make_wave(duration=1, start=0, framerate=44100)
waveRectangular.plot()
waveMezcla.plot()
thinkplot.show()
espectroRectangular = waveRectangular.make_spectrum()
espectroMezcla = waveMezcla.make_spectrum()
from thinkdsp import SawtoothSignal import matplotlib.pyplot as plt from thinkdsp import decorate from thinkdsp import SquareSignal signal = SquareSignal(200) duration = signal.period * 3 segment = signal.make_wave(duration, framerate=10000) segment.plot() decorate(xlabel='Time (s)') wave = signal.make_wave(duration=0.5, framerate=10000) wave.apodize() wave.make_audio() wave.write(filename='6.9.2.wav') spectrum = wave.make_spectrum() spectrum.plot() decorate(xlabel='Frequency (Hz)') plt.show()
from thinkdsp import TriangleSignal, SquareSignal
from thinkdsp import decorate
import matplotlib.pyplot as plt
import numpy as np
square = SquareSignal(1100)
cysquare = square.make_wave(duration=2, framerate=10000)
cysquare.play('temp11.wav')
square = square.make_wave(duration=0.5, framerate=10000)
square.make_spectrum().plot()
decorate(xlabel='Frequency (Hz)')
from thinkdsp import SinSignal
sin = SinSignal(500).make_wave(duration=2, framerate=10000)
sin.play('temp22.wav')
plt.show()
