When analyzing data, one can use a variety of transformations on the data to massage it into a form that works better to tease out the information one is interested in. One such example is the ...

A talk, The Unreasonable Effectiveness of the Fourier Transform, was presented by [Joshua Wise] at Teardown 2025 in June last year. Click-through for the notes or check out the video below the break ...

The FFT (Fast Fourier Transform) first appeared when microprocessors entered commercial design in the 1970s. Today almost every oscilloscope from high-priced laboratory models to the lowest-priced ...

If you’ve been tuned in to Electonic Design’s articles this past year in the test & measurement arena, you’re probably aware of a series by Colin Mattson (Keysight Technologies) on advanced ...

This series is drawn from the course “DSP Made Simple for Engineers.” For more information, see Besser Associates. This article is also available as a PDF Part 2 introduces quadrature (complex) ...