%Jessica Sparks %Homework 1 A = 880; B = 987.84; Bs = 932.32; C = 1046.56; D = 1174.72; E = 659.28; F = 698.48; G = 784; loop=3; delta = .00005; while (loop ~= 0) loop=loop-1; fprintf( 'loop = %d', loop); if loop == 2 mult= 1; elseif loop ==1 mult = .5; else mult=2; end t1= mult*(0:delta:.5); %seconds y1 = sin(2*pi*t*E); t2= mult*(.5:delta:.75); y2 = sin(2*pi*t*F); t3= mult*(.75:delta:1); y3 = sin(2*pi*t*G); t4= mult*(1:delta:1.25); y4 = sin(2*pi*t*A); t5= mult*(1.25:delta:1.5); y5 = sin(2*pi*t*B); t6= mult*(1.5:delta:1.75); y6 = sin(2*pi*t*C); t7= mult*(1.75:delta:2); y7 = sin(2*pi*t*C); t8= mult*(2:delta:2.25); y8 = sin(2*pi*t*D); t9= mult*(2.25:delta:2.35); y9 = sin(2*pi*t*D); t10= mult*(2.35:delta:2.5); y10 = sin(2*pi*t*D); t11= mult*(2.5:delta:2.75); y11 = sin(2*pi*t*A); t12= mult*(2.75:delta:2.85); y12 = sin(2*pi*t*B); t13= mult*(2.85:delta:3); y13 = sin(2*pi*t*Bs); t14= mult*(3:delta:3.5); y14 = sin(2*pi*t*C); t15= mult*(3.5:delta:4); y15 = sin(2*pi*t*C); t16= mult*(4:delta:4.25); y16 = sin(2*pi*t*C); t17= mult*(4.25:delta:4.5); y17 = sin(2*pi*t*B); t18= mult*(4.5:delta:4.75); y18 = sin(2*pi*t*A); t19= mult*(4.75:delta:5); y19 = sin(2*pi*t*B); t20= mult*(5:delta:5.25); y20 = sin(2*pi*t*C); t21= mult*(5.25:delta:5.5); y21 = sin(2*pi*t*C); t22= mult*(5.5:delta:5.75); y22 = sin(2*pi*t*B); t23= mult*(5.75:delta:5.85); y23 = sin(2*pi*t*F); t24= mult*(5.85:delta:6); y24 = sin(2*pi*t*G); t25= mult*(6:delta:6.25); y25 = sin(2*pi*t*A); t26= mult*(6.25:delta:6.35); y26 = sin(2*pi*t*G); t27= mult*(6.35:delta:6.5); y27 = sin(2*pi*t*F); t28= mult*(6.5:delta:7); y28 = sin(2*pi*t*B); t = [t1 t2 t3 t4 t5 t6 t7 t8 t9 t10 t11 t12 t13 t14]; %{t15 t16 t17 t18 t19 t20 t21 t22 t23 t24 t25 t26 t27 t28%}]; y = [y1 y2 y3 y4 y5 y6 y7 y8 y9 y10 y11 y12 y13 y14]; %y15 y16 y17 y18 y19 y20 y21 y22 y23 y24 y25 y26 y27 y28}%]; if loop ==2 wavwrite(y, 'H:\ECE301\HailPurdue1.wav'); elseif loop == 1 wavwrite(y, 'H:\ECE301\HailPurdue2.wav'); else wavwrite(y, 'H:\ECE301\HailPurdue3.wav'); end end
