# amuka anurag

Last seen: circa 3 anni fa Attivo dal 2021

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Domanda

how to build the complex mulitplication block with total 4 inputs(2 real,2 imaginary)

circa 3 anni fa | 3 risposte | 0

### 3

risposte

Domanda

In fourier series, why there should be finite maxima and minima (dirichlet conditions)
why not infinte number of maxima and minima?

oltre 3 anni fa | 1 risposta | 0

### 1

risposta

Domanda

why cant we use fourier series for non periodic signals?
Any signal in this world can be represented in terms of sine and cosine ...right? why cant we use fourier series for non periodi...

oltre 3 anni fa | 2 risposte | 0

### 2

risposte

Domanda

why is fft required? can you explain the evolution of Fourier series--> Fourier Transform--> DTFT---> DFT---> FFT.
I want to know the reasons behind every transistion. Why Fourier Transform is used when Fourier series can be used to represent ...

oltre 3 anni fa | 1 risposta | 0

### 1

risposta

Domanda

what is the difference in fft(x,1024) and fft(x,2048)?
x=fft(x,1024); x=fft(x,2048); x=fft(x); %what is the difference between all these if i have done zero padding and the length ...

oltre 3 anni fa | 1 risposta | 0

### 1

risposta

Domanda

i need to plot a sine wave of 1khz using sampling frequency. where am i going wrong? i need a correct representation of wave.
fs=10000;%sampling frequency ts=1/fs; t=0:ts:1-ts; f1=10; a=sin(2*pi*f1*t); plot(t,a);

oltre 3 anni fa | 0 risposte | 0

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