def __init__(self):
self.samplerate = 48000
self.frequency = 440
self.amplitude = dcv.db2lin(0)
self.signaltype = 'Sine'
self.fft_size = 512
self.window = da.Window(self.fft_size)
self.fft = da.FFT(self.fft_size)
self._generate_signal()
self._analyze_signal()
self._create_plots()
self._create_controls()
plt.show()
def test_minus_inf(self):
self.assertEqual(dc.db2lin(-100), 1.0e-5)
def set_signal_amplitude(self, amplitude):
self.amplitude = dcv.db2lin(amplitude)
self._generate_signal()
self._analyze_signal()
self._update_plots()
def test_zero(self):
self.assertEqual(dc.db2lin(0.0), 1.0)
