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ting po chun


Last seen: 27 days ago |  Active since 2023

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want to plot a function
Hi I want to plot a function and the ref plot is and now I code is clc clear close all; f=0:10:60; tk=0.1; tK=4;...

4 months ago | 1 answer | 0

1

answer

Question


audio waves energetic attenuation diagram
Hi: I want to convert audio files into images,please refer to the attached picture. How can i do it? Thank!

11 months ago | 1 answer | 0

1

answer

Question


the stem plot problem
Hi, I am having some trouble plotting a sine wave function and stem. The queast are... Thank!!

1 year ago | 0 answers | 0

0

answers

Question


plot a stepped frequency singal
Hi, I want to plot a stepped frequency singal (like the picture) (Time during 0 to 1 sec)

1 year ago | 1 answer | 0

1

answer

Question


plot a inear sweep & stepped sweep
Hello, I am try to plot a linear sweep & stepped sweep. (The attached picture) condition: Freauency range from 20Hz-20kHz T...

1 year ago | 1 answer | 0

1

answer

Question


audio wave filter out bandpass 900-1kHz
Hi; I want to filter the recorded audio file out of the 900-1kHz range and convert it into an impulse response. How can I do it...

1 year ago | 1 answer | 0

1

answer

Question


how to plot a 123linear sweep spectrogram
Hi. I would like tp plot a linear sweep spectrogram and the frequency are 20Hz to 20kHz. Same of the fig. picture. Thank!

1 year ago | 0 answers | 0

0

answers

Question


How do i plot a polarpattern with 2D
Hello I need to ask about the Ambisonic b-format directional characteristics WXYZ like the picture. W=omnidirectional X、Y ="8...

1 year ago | 0 answers | 0

0

answers

Question


How to plot the equations
Hi: I want to plot the equations such as the following screenshot. The have two different series (j & i), Thanks!!

2 years ago | 2 answers | 0

2

answers