Posted in classic hacks, Featured Tagged fft, harmonics, sine wave, spectrum, spectrum analyzer, SPICE, square wave ← Unreal Line-up And Live Stream Of Hackaday’s 10th ...

A sine wave is given to the ADC as an input, to power up the DUT and configure the ADC. Now the ADC data is captured through the DIO card and processed on a PC to generate the FFT for analysis of the ...

The time domain representation of a complex signal composed of a sine wave and a sinc function. The time-domain representation of the signal provides nothing useful. Its amplitude frequency spectrum ...

The second part shows how those circles moving together describe a square wave with ripple. If you haven’t been able to visualize a sum of sine waves, the video will be a real eye-opener.

In the process of debugging and validating both digital and RF designs, the oscilloscope Fast Fourier Transform (FFT) function and a variety of other math functions can prove ...

Figure 23: Sine wave display on CRO Figure 24: Triangular wave display on CRO Figure 25: Square wave display on CRO Viewing FFTs FFT (Fast Fourier Transform) is an important tool in the oscilloscopes.

Figure 3 – 10 MHz sine wave The bottom trace is a simple 10 MHz sine wave. Above it is the Fourier transform. Unlike a normal scope display where the horizontal axis is time and the vertical volts, ...

However, onset transient s being aperiodic are difficult to reproduce accurately. The more general form of transferring the frequency domain to the time domain is termed the inverse Fourier transform.

When evaluating the dynamic performance of precision ADCs using FFT analysis, coherent sampling provides the best results. In cases where coherent sampling cannot be achieved, a window function ...