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Brad


Last seen: 3 years ago |  Active since 2020

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Why is fft of one part and the entire signal the same?
Hi I have a that contains two part. The first part is before I start capturing the signal (turning on the device), so bacially ...

3 years ago | 1 answer | 0

1

answer

Answered
Apply a bandpass filter in freq domain
Hi Star I applied the filter this way, as you suggested: x_lp = lowpass(x, 100E3, 500E6); x_filtered = highpass(x_lp, 10E3, ...

4 years ago | 0

Question


Fundamental frequency is not the maximum peak
Hi. I have a signal with high sampling rate (500MHz). Our fundamental frequency of our transducer is 20kHz which is seen as a pe...

4 years ago | 1 answer | 0

1

answer

Question


Number of cycles before and after FFT
Hi. I have the signal y1 (fig1), take its fft, do some processing on it and take ifft to take it back to time domain. What I g...

4 years ago | 1 answer | 0

1

answer

Question


Apply a bandpass filter in freq domain
Hi. I am new to signal processing. Appreciate any help. I have a signal with too many data points and high sampleing rate (500...

4 years ago | 2 answers | 0

2

answers