clear all;
close all;
Fs=8000; N=0.5; f1=440;f2=440;
cut1=5;
cut2=0;
x=0:1:N*Fs-1;
t=x/Fs;
y1=cos(2*pi*t*f1);
y2=cos(2*pi*t*f2);
myx=(1:length(1))/length(1)*Fs;
plot(myx,abs(fft(y1)));
myOut=[];
for idx=1:5;
    myOut=[ myOut y1(1+cut1:4000-cut2) y2(1+cut1:4000-cut2)];
end;
plot(myOut(3900:4100),'-o');
sound(myOut, Fs);