- TIL around 1 billion 555 timers are made every year, a chip first made in 1971. http://en.wikipedia.org/wiki/555_timer_IC 33 comments electronics
- Ask Electronics: Why won't my 555 Timer circuit work? http://en.wikipedia.org/wiki/555_timer_IC 7 comments electronics
- One of the oldest ICs is still one of the most popular, with one billion produced every year. http://en.wikipedia.org/wiki/555_timer_ic 11 comments reddit.com
Linking pages
- How to make a laser camera trigger for under $2 — Vela Labs http://www.vela.io/posts/building-a-laser-camera-trigger-for-2-dollars/ 31 comments
- DIY ultrasonic dog repeller: Keeping canines away https://www.wellpcb.com/diy-ultrasonic-dog-repeller.html 2 comments
- Trash Eighties: Radio Shack's Golden Years https://madned.substack.com/p/trash-eighties-radio-shacks-golden 1 comment
- Biological DOOM - by Metacelsus - De Novo https://denovo.substack.com/p/biological-doom 1 comment
- Holiday lights that harmonize around the globe https://blog.alexellis.io/festive-docker-lights/ 0 comments
- The 555SE and 741SE surface-mount soldering kits | Evil Mad Scientist Laboratories https://www.evilmadscientist.com/2019/555se_741se/ 0 comments
- RFC-32 — 365 RFCs https://write.as/365-rfcs/rfc-32 0 comments
- Designing a simple object from scratch: two-minute timer â Corners were cut â Seriously, I don't have time for this. https://blog.mfavreaux.fr/timer/ 0 comments
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