RC filters and analog signal filtering - lcamtuf’s thing
Some intuition about this topic can be developed without summoning the ghost of Pierre-Simon Laplace.| lcamtuf.substack.com
Some intuition about this topic can be developed without summoning the ghost of Pierre-Simon Laplace.| lcamtuf.substack.com
What are "signal reflections", really? And do they matter in circuit design?| lcamtuf.substack.com
A closer look at op-amp feedback loops and the stability criteria for circuits that use them.| lcamtuf.substack.com
A continuation of the gentle intro to analog signal filtering. In today's episode: transfer functions, Q factors, and the Sallen-Key topology.| lcamtuf.substack.com
Modeling impedance in two dimensions, RC / RL / LC circuits, and why an LCR meter is not quite what it seems.| lcamtuf.substack.com
Celebrating a rare dumpster fire in the kingdom of science.| lcamtuf.substack.com
Back to the basics: defining key concepts in electronics without breaking out a plumbing wrench.| lcamtuf.substack.com
Linear components are pretty nonlinear -- and parasitics don't tell the whole story.| lcamtuf.substack.com
A heterodox take on the prehistory, the golden years, and the future of general-purpose calculating aids.| lcamtuf.substack.com
Transistors and op-amps amplify signals - but what does it mean, exactly, and how to get it right?| 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
A brief introduction to antennas, superheterodyne receivers, and signal modulation schemes.| lcamtuf.substack.com
The internet is littered with explanations of how transistors work. Most of them don't really explain anything.| lcamtuf.substack.com
