Some send status emails, some illuminate, but most of them vibrate and make noise. If it hums happily ... With his project, a 3-axis Open Source FFT Spectrum Analyzer he is not only entering ...

Enter the Spectrum Analyzer; In this case it’s some math that occurs in my Digital [Tektronix] scope in the form of a Fast Fourier Transform (FFT ... combine to create noise in the RF Spectrum ...