For the hardware side of the spectrum analyzer, [Ariel] equipped an Arduino Nano with an ADXL335 accelerometer, which is able to pick up vibrations within a frequency range of 0 to 1600 Hz on the ...

The Arduino Nano inside takes in the audio signal via its analog inputs. It then processes the audio with the fix_fft library, ... 7 thoughts on “ Character VFD Becomes Spectrum Analyzer ...

The spectrum analyzer uses a fixed number of 1024 samples for each FFT acquisition. That fixed size, combined with an FFT-overlapping process and a FFT rate of 146,484 FFT/s, results in a gap-free ...

Although a spectrum analyzer exhibits better dynamic range and less distortion, the digital oscilloscope FFT provides a cost-effective, space-saving alternative.

Swept spectrum analyzers, FFT analyzers, and real-time signal analyzers all had limitations. Today’s RF recorders build upon the foundation of earlier generations of instruments.

GAO Instruments’ USB PC-based digital storage oscilloscope,the Model A0120006, features a 5-in-1 design that integrates a digital scope,logic analyzer, FFT spectrum analyzer, electronic counter, and ...