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user6363
  • Member for 6 years, 11 months
  • Last seen more than 3 years ago
16 votes
3 answers
34k views

What is normalized frequency

3 votes
2 answers
15k views

Magic of twiddle factor in DFT

1 vote
3 answers
1k views

Digital filter selection for sensor

1 vote
2 answers
695 views

Calculate the harmonics in the power supply of $50\textrm{ Hz}$ using FFT

1 vote
3 answers
4k views

FFT of any sinusoidal signal -- how many point fft to take?

0 votes
0 answers
114 views

Digital filter: selection