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Vinci


Last seen: 3 years ago |  Active since 2017

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Question


Plotting the attenuation constant against frequency
Hello, I'm trying to plot the attenuation coefficient and phase coefficient against a frequency range. The values produced for a...

3 years ago | 2 answers | 0

2

answers

Question


First-Order Plus Dead Time Model
Following this Mathworks example I'm getting the expected output using the example of with this code: num = 5; den = [1 1]; ...

5 years ago | 1 answer | 0

1

answer

Question


Plotting in real frequency not normalized
I'm playing around with this code. How would I plot the set of Bandpass filters in real frequency not normalized? %CenterF ...

6 years ago | 0 answers | 1

0

answers

Question


Error with spectrogram axis
This is not my code, but I'm using it to help with understanding a similar problem I'm working on. Any help would be appreciated...

6 years ago | 1 answer | 0

1

answer

Question


Plotting sine wave using rad/samp
If I need to plot a sine wave sampled at 8kHz for 4 seconds with a frequency of pi/10 rad/samples, would this be the right way t...

6 years ago | 1 answer | 0

1

answer

Question


Difference equation implementation for audio echo
How would I go about implementing these difference equations if x is some audio I recorded, a is echo feedback, and D is delay. ...

6 years ago | 0 answers | 0

0

answers

Question


Calculating the SNR of quantized audio
I'm trying to calculate the SNR of my original audio signal and the quantization signal from 16 bits down to 1 bit. My orig...

6 years ago | 1 answer | 0

1

answer

Question


Scale a before and after signal
I've recorded some audio using audiorecorder and I want to measure the SNR of a signal I have performed some quantizing operatio...

6 years ago | 1 answer | 0

1

answer

Question


Plot with respect to time, not samples
If I record me voice, using audiorecorder, for 2 seconds at a sampling frequency of 8,000 Hz, then I will have 16,000 values. If...

6 years ago | 1 answer | 0

1

answer

Question


Dipole antenna far-field pattern
I need to plot the radiation pattern for a dipole antenna of length L=lambda/2. The example plot given was of L=1.4*lambda. ...

7 years ago | 2 answers | 0

2

answers

Question


Plot piecewise function on an interval
<</matlabcentral/answers/uploaded_files/77873/periodic%20function.jpg>> I'm trying to plot the above periodic function on the...

7 years ago | 1 answer | 0

1

answer

Question


2d plot of a function with two variables
I'm trying to represent a waveform on a transmission line given by the following formula: y(x,t)=A*sin(phase_constant*x-2*pi...

7 years ago | 2 answers | 0

2

answers