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Question
I want to design a simple Low pass filter with equiripple window function and cut off freq at 200 hz . Could somebody please help me how to design low pass filter for below code?
clc; clear all; close all; t=1:0.01:5; x=2*sin(1000*t)+2*sin(500*t); subplot(4,1,1); plot(t,x); fs=2000; nfft=length(x);...
12 years ago | 1 answer | 0
1
answerQuestion
How to find the Maximum frequency present in the signal x=2*sin(1000*t)+2*sin(500*t) ? and then how to plot FFT for to get the maximum frequecy peaks? ?
clc; clear all; close all; t=0:0.01:1; x=2*sin(1000*t)+2*sin(500*t); plot(t,x);
12 years ago | 0 answers | 0
0
answersQuestion
How to find the Maximum frequency present in the signal?
I want to find the _Maximum frequency_ present in a _LFM or chirp signal_ , and I want to sample it. How to find the maximum fre...
12 years ago | 1 answer | 1
1
answerQuestion
Do we need to sample a analog signal before taking FFT for it in MATLAB?
Consider y=sin(t), I want to take the FFT for it.Can I take the FFT for it without sampling? Is that the right way?
12 years ago | 1 answer | 0
1
answerQuestion
What is the difference between RGB Image and Colormap?
What is the difference between RGB Image and Colormap? Why we need to use [X,map] = imread('trees.tif') in colormap when compare...
12 years ago | 1 answer | 1
