Espectro De Fourier
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ESPECTRO DE FOURIER Es el modulo de la transformada de Fourier
Dar el espectro de
Por
Para matlab: >> t= -10:0.1:10; >> ft=exp(-3*t + 4);
>> paso=0.1
paso =
0.1000
>> TF=fft(ft); >> espect=abs(TF); >> dim= length(ft)*paso; >> freq=[0:(1/dim):(length(ft)-1)/dim]; >> plot(freq, espect) >> xlabel('f(HZ)') >> title('espectro de exponencial')
Dar el espectro de
Por
Para matlab: >> t= -10:0.1:10; >> ft=exp(-3*t + 4);
>> paso=0.1
paso =
0.1000
>> TF=fft(ft); >> espect=abs(TF); >> dim= length(ft)*paso; >> freq=[0:(1/dim):(length(ft)-1)/dim]; >> plot(freq, espect) >> xlabel('f(HZ)') >> title('espectro de exponencial')
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