function Hd = lowpass2000_16k
Fs = 16000;
Fpass = 2000;
Fstop = 2200;
Apass = 1;
Astop = 80;
h = fdesign.lowpass(Fpass,Fstop,Apass,Astop,Fs);
Hd = design(h,'equiripple');
end