How can i draw an exponential curve for a damped sine wave?

I can do it manually by taking the peak points. Is there any other way?

Answer 1

[KSSV]

A=10;
f=1000;
n=5;
T=1/f;
t=[0:T/100:n*T];
s=A*exp(-t*1000).*sin(2*pi*f*t);
plot(t,s)

[Neha Sinha]

Thank you But I am not getting the exponential curve I need.

Answer 2

[Jan]

See:

• https://www.mathworks.com/matlabcentral/answers/168557-how-can-i-draw-the-corresponding-exponential-decay-curve-to-fit-a-damped-sine-wave
• https://www.mathworks.com/matlabcentral/answers/168113-how-to-find-spectrum-envelope-from-wav-file#answer_163469
• https://www.mathworks.com/matlabcentral/answers/230614-how-to-fit-damped-oscillation-curves
• https://stackoverflow.com/questions/18192657/matlab-finding-damped-sine-wave-decay-factor-for-a-given-frequency

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