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Giggs B.


Last seen: 2 meses ago Active since 2021

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Amplitude of signal not matching up after filtering when calculating it using different methods.
Hi, I am running a code where I am generating a signal. I am doing processing on the signal using 2 ways mentioned below: I am...

2 meses ago | 1 answer | 0

1

answer

Answered
Units of kHz in frequency plots
I know its late to answer, but for someone who faces the similar problem, try this: set(gca,'XTick',[0.003, 0.008, 0.020, 0.050...

3 meses ago | 0

Question


Find energy for each second of audio file
Hi, I have an audio signal which has 44.1 KHz sampling rate, which would be stored as an array. I am trying to find energy for ...

3 meses ago | 1 answer | 0

1

answer

Question


Signal is not getting filtered properly
Hi, I am trying to implement 4th order high pass elliptical filter with cut-off frequency at 500/510 Hz at 20 dB passband and ...

3 meses ago | 1 answer | 0

1

answer

Question


Why is my loop not working?
Hi, I have a code, where I am using elliptical bandpass filter and trying to filter some signals and calculate total power for...

3 meses ago | 1 answer | 0

1

answer

Question


Different frequency responses using [z,p,k] method and [b,a] for 2nd order elliptical filter
Hi, I am designing an elliptical filter and using 2nd order. My code is below, however, both of them display different frequency...

3 meses ago | 2 answers | 0

2

answers

Question


How to change order for different filters?
Hi, I have 2 questions: What order filter does y = highpass(x,fpass,fs) and y = lowpass(x,fpass,fs) use? How can I check the f...

3 meses ago | 1 answer | 0

1

answer

Question


Getting error using syms to implement power formula
Hi, I am trying to implement the power formula which is in the attached image. I have written my code like this: . . sy...

4 meses ago | 1 answer | 0

1

answer

Question


Why are the legends appearing twice?
Hi, Please refer to the image. I don't know why my legends are appearing twice...can someone please help me? I tried a couple o...

5 meses ago | 1 answer | 0

1

answer

Question


How to align the power plot correctly?
I am calculating power of signal for each second and then plotting it on the power plot graph. What I want: For example the powe...

6 meses ago | 1 answer | 0

1

answer

Question


How do I calculate power for each signal?
So, I have an audio signal with fs=8192 and total samples=73113, which gives the total duration of the signal as 8.9249 seconds....

6 meses ago | 2 answers | 0

2

answers