The below code in Matlab can generate a square wave.
fs = 1000;
t = 0:1/fs:1.5;
x1 = sawtooth(2*pi*50*t);
x2 = square(2*pi*50*t);
subplot(2,2,1),plot(t,x1), axis([0 0.2 -1.2 1.2])
xlabel('Time (sec)');ylabel('Amplitude'); title('Sawtooth Periodic Wave')
subplot(2,2,2),plot(t,x2), axis([0 0.2 -1.2 1.2])
xlabel('Time (sec)');ylabel('Amplitude'); title('Square Periodic Wave');
subplot(2,2,3),stem(t,x2), axis([0 0.1 -1.2 1.2])
xlabel('Time (sec)');ylabel('Amplitude');
The resultant wave has an amplitude of +1 to -1.
The code below can generate triangular wave in Matlab. A=2; t = 0:0.0005:1; x=A*sawtooth(2*pi*5*t,0.25); %5 Hertz wave with duty cycle 25% plot(t,x); grid axis([0 1 -3 3]);
Generating Sine and Cosine Signals (Use updated lab)
The code below generates a saw tooth wave in Matlab fs = 10000; t = 0:1/fs:1.5; x = sawtooth(2*pi*50*t); subplot(1,2,1); plot(t,x), axis([0 0.2 -1 1]); xlabel('t'),ylabel('x(t)') title('sawtooth signal'); N=2; fs = 500;n = 0:1/fs:2; x = sawtooth(2*pi*50*n); subplot(1,2,2); stem(n,x), axis([0 0.2 -1 1]); xlabel('n'),ylabel('x(n)') title('sawtooth sequence');
Both the wavelength and the frequency of a wave affect the speed of a wave.
The form factor of a square wave is defined as the ratio of the root mean square (RMS) value to the average (mean) value of the waveform. For a square wave, the RMS value is equal to the peak value, while the average value is equal to the peak value divided by 2. Therefore, the form factor for a square wave is 1. This indicates that the waveform maintains a consistent amplitude, leading to a straightforward calculation of its form factor.
The code below can generate triangular wave in Matlab. A=2; t = 0:0.0005:1; x=A*sawtooth(2*pi*5*t,0.25); %5 Hertz wave with duty cycle 25% plot(t,x); grid axis([0 1 -3 3]);
A=2; t = 0:0.0005:1; x=A*sawtooth(2*pi*5*t,0.25); %5 Hertz wave with duty cycle 25% plot(t,x); grid axis([0 1 -3 3]); The above code can generate sine wave using Matlab.
Generating Sine and Cosine Signals (Use updated lab)
implement vhdl code for counter.output of counter pulse is a square wave
To solve the wave equation using MATLAB, you can use numerical methods such as finite difference or finite element methods. These methods involve discretizing the wave equation into a system of equations that can be solved using MATLAB's built-in functions for solving differential equations. By specifying the initial conditions and boundary conditions of the wave equation, you can simulate the behavior of the wave over time using MATLAB.
Triangular wave generator is a device (for eg NE555 timer) that generates a triangular wave by integrating a square wave. In applications an ICL8038 IC can be used to generate all types of waves.
By shifting the sine wave by 45 degrees.
The code below generates a saw tooth wave in Matlab fs = 10000; t = 0:1/fs:1.5; x = sawtooth(2*pi*50*t); subplot(1,2,1); plot(t,x), axis([0 0.2 -1 1]); xlabel('t'),ylabel('x(t)') title('sawtooth signal'); N=2; fs = 500;n = 0:1/fs:2; x = sawtooth(2*pi*50*n); subplot(1,2,2); stem(n,x), axis([0 0.2 -1 1]); xlabel('n'),ylabel('x(n)') title('sawtooth sequence');
A square wave oscillator is a device which generate the square wave. the circuit of squre wave oscillator can be made by using operational amplifier(uA746) or timer IC 555 and also by other methods.The frequency depends upon the value of R and C inside the circuit. ANSWER: It is a test equipment designed to provide a rectangle waveform from x volts maximum to x volts minimum.
Square
You will need a regulator circuit that will change the shape of the pulse AND regulate the voltage to 5v.
The wave with the maximum RMS value, in comparision with the peak value, is the square wave.