https://www.instructables.com/Simple-water-level-detector-using-a-LM555-in-astab/
Simple Water Level Detector Using a LM555 in Astable Mode: : 23 Steps - Instructables
Simple Water Level Detector Using a LM555 in Astable Mode:: Materials: One LM555 Two 330 Ohms resistors One red LED One green LED One 10 nF capacitor One 100...
https://itch.io/post/5026308
Post by LM555 in Showdown (C64) comments - itch.io
I'm half tempted to get this on tape, despite trying to stick to disk and cart. Is the tape single-load? Do the scores save to the tape or externally to disk?
postlm555showdownc64comments
https://www.electronicdesign.com/technologies/power/article/21795203/lm555-makes-inexpensive-power-driver
LM555 Makes Inexpensive Power Driver | Electronic Design
Although many special-purpose push-pull power drivers are available, they can be expensive and single-sourced. An LM555 timer can be configured as a gate and...
power driverlm555makesinexpensiveelectronic