promach
Advanced Member level 4
I am having problem understanding why negative frequencies are showing up to the right of positive frequencies in discrete complex FFT.
I am not sure how to apply aliasing concept to explain such phenomenon even after reading about modulo-2pi angular frequency concept at https://ocw.mit.edu/courses/mechanical-engineering/2-161-signal-processing-continuous-and-discrete-fall-2008/lecture-notes/lecture_10.pdf
Anyone ?
I am not sure how to apply aliasing concept to explain such phenomenon even after reading about modulo-2pi angular frequency concept at https://ocw.mit.edu/courses/mechanical-engineering/2-161-signal-processing-continuous-and-discrete-fall-2008/lecture-notes/lecture_10.pdf
Anyone ?