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Electronics intuition for practicing engineers and students. Every circuit runs live in your browser, solved exactly (nonlinear ones to within 0.01 %) and cross-checked against SPICE.

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Lessons

All lessons
1The RC network
2RL and the inductive kick
3RLC: damping and Q
4Impedance as geometry
5Filter families
6The op-amp is a pole
7Phase margin you can see
8Sampling and aliasing
10Edges and reflections
11Ground bounce
12Metastability
13The buck converter
14What your probe adds

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Electronics intuition for practicing engineers and students

Predict the waveform, probe the live circuit, then prove it with the math. Every circuit rendered live in the browser.

cut v5 · space-age ride
length 0:53
frame 1920 × 1080
made 1 Nov 2026

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