And as the spectrum of a discrete time sign, this very same spectrum will periodically repeat if we extended the frequency greater outside of $f_s$ such which the spectrum demonstrated can also be the exact same spectrum in each frequency band from $nf_s$ to $(n+one)f_s$ for just about any integer https://pginsector15gurugram.tech.blog/2025/07/28/safe-and-modern-pg-in-gurgaon-for-female-students-join-osmstays/