%%Versuch

ylabel('Magnitude');


N=1263018;     %length of the vector
FS=1000;    %sampling frequency in Hz

x=VP16(:,2);  %data

xdft=fft(x-mean(x))/N;

xdft=xdft(1:length(x)/2+1);

freq=linspace(0,FS/2,length(x)/2+1);

plot(freq,abs(xdft));
xlabel('Hz');