(fitteia's extended models library)
double ODFSmA(double f, double Alu, double fcm, double fcM, double delta)
{
double w,wcm,wcM,af,odfSa();
int i=1;
wcm = 2*pi*fcm;
wcM = 2*pi*fcM;
w = 2*pi*f;
af = Alu*odfSa(wcm,wcM,w,delta);
return af;
}