Discrete Time Fourier Transform (DTFT) explained visually

SUBSCRIBE : https://www.youtube.com/c/TheSiGuyEN?... _________________________________________ Join this channel to get access to perks:    / @thesiguyen   _______________ You can support the future videos : patreon:   / thesiguy0   paypal: paypal.me/TheSiGuy0 ____________________________ visit my website for more tutorials: https://www.thesiguy.com/ join the Reddit community:   / thesiliconguys   Contact me (Discord) :   / discord   Reddit:   / thesiliconguy   facebook page   / thesiguyen   Discord Server:   / discord   Facebook Group:   / thesiguys   ____________________________ References: https://amzn.to/3GN7jHd https://amzn.to/3F62I1T _________________________________________________ 00:00 Recall from the previous video 00:43 Discrete time signal 1:17 Discrete time Fourier Transform (DTFT) 2:40 periodicity in the frequency domain 4:05 Effect of sample time on periodicity of the frequency domain 5:02 Discrete Frequency Domain Signal 5:21 Discrete signal in the frequency domain is periodic in time domain 6:31 Effect of sample frequency on periodicity of the time domain 7:13 why there's no imaginary part ______________________________________________________ The previous video in this playlist:    • Continuous Time Fourier Transform explaine...