HW1.1 Danny Barjum ECE301Fall2008mboutin - Rhea

MATLAB CODE

   %Daniel Barjum
   %ECE 301 HW 1.1
   %HAIL PURDUE (FIGHT SONG)

   %NOTES AND THEIR FREQUENCIES IN HERTZ

   Eb = 311.13;
   F = 349.23;
   G = 392.00;
   Ab = 415.30;
   Bb = 466.16;
   B = 493.88;
   C5 = 523.25;
   Db5 = 554.37;

   dt = 0.00005;   %change in time

   %NOTE ORDER AND THEIR TIMES
   sng = [Eb, F, G, Ab, Bb, C5, C5, Db5, Db5, Db5, Ab, Bb, B, C5];
   lngth = [1/2, 1/4, 1/4, 5/8, 1/8, 1/4, 1/4, 1/4, 1/8, 1/8, 1/4, 1/8, 1/8, 3/4];

   lcv = 1;
   t = 0:dt:lngth(lcv);

   while lcv < 14
       y = sin(2 * pi * sng(lcv) * t);
       sound(y, 1/dt);
       lcv =  lcv + 1;
       t = 0:dt:lngth(lcv);
   end

SOUND FILE