What are "signal reflections", really? And do they matter in circuit design?| lcamtuf.substack.com
Back to the basics: defining key concepts in electronics without breaking out a plumbing wrench.| lcamtuf.substack.com
Dissing Fourier, exploring the Hadamard-Walch transform, and making square-wave spectrograms.| lcamtuf.substack.com
A real explanation of discrete Fourier transform (DFT, FFT), discrete cosine transform (DCT), and their inverses.| lcamtuf.substack.com
My Substack articles| lcamtuf.coredump.cx