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- %%
- % størrelsesplot logaritmisk
- figure(4); clf
- semilogx(f_axis, 20*log10(abs((2/N)*X)),'b')
- hold on
- semilogx(f_oct18, 20*log10(abs((2/N)*X_octsmooth18)),'r','Display','Med udglatning','linewidth',1)
- xlabel('Frekvens i Herz')
- ylabel('Størrelse dB rel. 1 Volt')
- title('DFT - Allstar')
- grid on
- axis([10 15000 -140 -25])
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