Evil Mad Scientist makes a giant, discrete version as a soldering kit: https://s... | Hacker News

Hacker Newsnew | past | comments | ask | show | jobs | submit

JKCalhoun 75 days ago | parent | context | favorite | on: EEVblog: The 555 Timer is 55 years old [video]

Evil Mad Scientist makes a giant, discrete version as a soldering kit:

https://shop.evilmadscientist.com/productsmenu/tinykitlist/6...

Very cool. (Looks like it uses 26 transistors. I assume the die is similar.)

jedimastert 75 days ago [–]

I believe they based the design off of the reference schematic from a datasheet of one of the popular 555 timers, but I don't remember which one.

tubetime 74 days ago | [–]

it's based off the original Signetics design :)

Consider applying for YC's Fall 2026 batch! Applications are open till July 27.
Guidelines | FAQ | Lists | API | Security | Legal | Apply to YC | Contact