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Okay. I think i got it after some clarification from Dan. Thanks Dan. ! I think what i was confused with was the step size in my frequency vector.. i had thought to have the final result in db/mhz.. the steps should be in 1 Mhz.. but i now realize that the freq vector could be in whatever steps i like but if its in Hz then i need to have my final answer ...


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C/D is simply a "continuous-to-discrete" time conversion. In other words, sampling! :-) You can use $T$ to sample your continuous time signal $x(t)$ into a discrete time signal $x[n]$. Just replace $t=nT$ in your $x(t)$ equation, to turn it into a discrete time signal $x[n]$. D/C is the opposite operation. I think you can move on from here. Let us know if ...


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