ASN8 - How does a CD player work: Difference between revisions
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[[Jodi Hodge|Back to my home page]] |
[[Jodi Hodge|Back to my home page]] |
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These picks show what happens in time and frequency |
These picks show what happens in time and frequency when a CD player digitally samples an ac signal. note that convolution in time will be multiplication in frequency and vise versa. |
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[[Image:x_continuous3.jpg]]<math>^.\!</math>[[Image: |
[[Image:x_continuous3.jpg]]<math>^.\!</math>[[Image:Impulst.jpg]]=[[Image:x_discrete_a.jpg]] |
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[[Image:x_frequency1b.jpg|thumb]] |
[[Image:x_frequency1b.jpg|thumb]][[Image:Impulsf.jpg|thumb]] |
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[[Image:x_frequency2a.jpg|thumb]] |
[[Image:x_frequency2a.jpg|thumb]] |
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[[Image:x_discrete_a.jpg]]*[[Image:p_t.jpg]]'''*'''[[Image:lowpass_g_t.jpg]] |
[[Image:x_discrete_a.jpg]]*[[Image:p_t.jpg]]'''*'''[[Image:lowpass_g_t.jpg]]= |
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[[Image:x_step.jpg]][[Image:P_f.jpg|thumb]] |
[[Image:x_step.jpg]][[Image:P_f.jpg|thumb]] |
Latest revision as of 15:08, 21 December 2009
Back to my home page These picks show what happens in time and frequency when a CD player digitally samples an ac signal. note that convolution in time will be multiplication in frequency and vise versa.