And as the spectrum of the discrete time signal, this exact spectrum will periodically repeat if we prolonged the frequency increased beyond $f_s$ these the spectrum proven can be a similar spectrum in each frequency band from $nf_s$ to $(n+one)f_s$ for almost any integer $n$. Lawmakers within the Capitol have https://share.evernote.com/note/91c6354d-2887-12d0-6d41-1b26614dcfdf