Revision as of 11:58, 4 September 2008 by Ccadwall (Talk)

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%Chris Cadwallader %Homework 1.1

delta = 1/44000; tempo = 150; %bpm beat = 60/150; %seconds half = 2*beat; eighth = .5*beat;

C = 261.63; Db = 277.18; D = 293.66; E = 329.63; F = 349.23; Gb = 369.99; G = 392.00; A = 440; B = 466;

%normal sound(sin(2*pi*A*(0:delta:beat)), 1/delta); sound(sin(2*pi*B*(0:delta:beat)), 1/delta); sound(sin(2*pi*Db*(0:delta:beat)), 1/delta); sound(sin(2*pi*D*(0:delta:beat)), 1/delta); sound(sin(2*pi*E*(0:delta:beat)), 1/delta); sound(sin(2*pi*Gb*(0:delta:beat)), 1/delta); sound(sin(2*pi*Gb*(0:delta:beat)), 1/delta); sound(sin(2*pi*G*(0:delta:beat)), 1/delta); sound(sin(2*pi*G*(0:delta:beat)), 1/delta); sound(sin(2*pi*G*(0:delta:beat)), 1/delta); sound(sin(2*pi*D*(0:delta:beat)), 1/delta); sound(sin(2*pi*E*(0:delta:beat)), 1/delta); sound(sin(2*pi*F*(0:delta:beat)), 1/delta);

pause(2)

%doubletime sound(sin(2*pi*A*(0:delta:eighth)), 1/delta); sound(sin(2*pi*B*(0:delta:eighth)), 1/delta); sound(sin(2*pi*Db*(0:delta:eighth)), 1/delta); sound(sin(2*pi*D*(0:delta:eighth)), 1/delta); sound(sin(2*pi*E*(0:delta:eighth)), 1/delta); sound(sin(2*pi*Gb*(0:delta:eighth)), 1/delta); sound(sin(2*pi*Gb*(0:delta:eighth)), 1/delta); sound(sin(2*pi*G*(0:delta:eighth)), 1/delta); sound(sin(2*pi*G*(0:delta:eighth)), 1/delta); sound(sin(2*pi*G*(0:delta:eighth)), 1/delta); sound(sin(2*pi*D*(0:delta:eighth)), 1/delta); sound(sin(2*pi*E*(0:delta:eighth)), 1/delta); sound(sin(2*pi*F*(0:delta:eighth)), 1/delta);

pause(2)

%octave up sound(sin(4*pi*A*(0:delta:beat)), 1/delta); sound(sin(4*pi*B*(0:delta:beat)), 1/delta); sound(sin(4*pi*Db*(0:delta:beat)), 1/delta); sound(sin(4*pi*D*(0:delta:beat)), 1/delta); sound(sin(4*pi*E*(0:delta:beat)), 1/delta); sound(sin(4*pi*Gb*(0:delta:beat)), 1/delta); sound(sin(4*pi*Gb*(0:delta:beat)), 1/delta); sound(sin(4*pi*G*(0:delta:beat)), 1/delta); sound(sin(4*pi*G*(0:delta:beat)), 1/delta); sound(sin(4*pi*G*(0:delta:beat)), 1/delta); sound(sin(4*pi*D*(0:delta:beat)), 1/delta); sound(sin(4*pi*E*(0:delta:beat)), 1/delta); sound(sin(4*pi*F*(0:delta:beat)), 1/delta);

Alumni Liaison

Sees the importance of signal filtering in medical imaging

Dhruv Lamba, BSEE2010