hackertube.io

Series circuit - 3 LEDs

Henryk Gasperowicz · demo · Watch on YouTube

Electronics & circuit design

What it is

A three-minute demo of a series circuit with three LEDs that behaves in a surprising way, posed as a question of how it works.

Why Hacker News recommends it

Cited as an example of how much surprising behavior can hide in seemingly simple circuits, in hardware backdoor discussions.

  • 1 people recommended it
  • 1 different months
  • 0 strong recommendations
  • first 2018, last 2020

What HN commenters said

  1. “don't underestimate what can be hidden in seemingly simple places”

    Shows how much can hide in simple circuits

    tzs, 2020-11 · Recommendation · in “MyNOR: Single board computer that uses a single NOR gate as its ALU”

Excerpts from Hacker News comments, linked to the originals. Summaries and labels were written by a language model from those comments.

Topics: leds, series circuit, electronics, hardware tricks, puzzle

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