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EEVblog #555 - 555 Timer Kit

EEVblog · tutorial · Watch on YouTube

Electronics & circuit designEmbedded systems & DIY electronics

What it is

Dave Jones builds the Evil Mad Scientist discrete-component 555 timer kit, then tests it and explains the internal circuitry of the 555 at transistor level. He finishes with scope waveforms.

Why Hacker News recommends it

Recommended as a deep, hands-on explanation of how a 555 timer works inside.

  • 2 people recommended it
  • 2 different months
  • 1 strong recommendations
  • first 2014, last 2019

What HN commenters said

  1. “Please watch this clip as Dave dives deep into how a simple 555 chip works at the transistor level”

    Breaks down 555 at transistor level, module by module

    spectramax, 2019-04 · Strong recommendation · in “How to Read a Schematic”

  2. “Don't miss the #555 Episode of EEVBlog where Dave Jones solders this kit”

    Solders discrete 555 kit and explains how the 555 works

    okket, 2018-10 · Recommendation · in “The 555 and How It Got That Way”

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

Topics: 555 timer, electronics, soldering, analog circuits, eevblog

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