close all;

fs = 100;
t = -5:1/fs:5;
n = t*Fs;
g = @(t, sigma) 1./sqrt(2.*pi.*sigma.^2).*exp(-t.^2./(2.*sigma.^2));

for s = sqrt(2)
    figure;
    title(strcat('s', s));
    subplot(2,1,1);
    plot(t, g(n, s));
    subplot(2,1,2);
    PlotModSpectrum(g(t,s), fs);
end