This File gives a DSBAM output, a prerequisite before going for SSBAM

DSBAM

% Program for DSB-AM
% See also SSBAM
function DSBAM
td = input('\nEnter the total Signal Duration\n\n ->');
ts = input('\nEnter the sampling time for this signal and it should be less than 1\n\n ->');
fc = input('\nEnter the carrier frequency of the cosine wave\n\n ->');
k = input('\nEnter the constant multiplier\n\n ->');
fs = 1/ts ;
t = 0:ts:td;
t2 = int64( (t/ts) +1 );
m(t2) = input('\nEnter the msg signal as a function of time "t" \n\n ->');
c = cos((2*pi*fc*t));
u(t2) = (1+k*m(t2)).*c;
plot(t,u(t2));
end