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[/] [sigma_delta_dac_dual_loop/] [trunk/] [dsm2/] [show_dac.py] - Rev 2
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import pylab #w=load("dac_tb.dat") import numpy w=numpy.loadtxt("dac_tb.dat") t1=[i[1] for i in w]; t1=t1-pylab.mean(t1) f1=20.0*pylab.log(0.0001+abs(pylab.fft(t1))) pylab.plot(f1) pylab.title("Whole spectra of output signal") pylab.grid() pylab.show() pylab.plot(f1[0:1000]) pylab.title("First 1000 samples of spectra") pylab.grid() pylab.show()