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Category: 555

Robotics | IoT

The Biggest Little Chip: An Intro to the Versatile 555 Timer

Chain three 555s together to create a gadget that will allow you to impose a time limit in games like checkers or Scrabble.
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The post The Biggest Little Chip: An Intro to the Versatile 555 Timer appeared first on Make: DIY Project…

New Project: Light2Sound LDR Synth

Build a light theremin into a musical noisemaker with Weekend Projects. This project combines a 555 timer, light-dependent resistor, LED, speaker, and some basic components into a battery-powered synth that’s easy to assemble and fun to play.Read more …

A Motor Controller for Your Next Project. What Will it Be?

An all-in-one motor controller for your next project. Great for robots, stir plates, or even lighting control systems. What ideas do you have in mind?Read more on MAKE

New Project: The Dial-a-Speed: One Motor Controller to Rule Them All

The Dial-a-Speed is a DIY, one-size-fits-most speed controller.Read more on MAKE

Brighten Your Smile with Weekend Projects and the Toothy Toothbrush Timer

Watch how to modify novelty chattering teeth and turn a servomotor into a regular gearmotor for the Toothy Toothbrush Timer, a two-minute timer for your tooth-brushing routine.Read more on MAKE

New Project: Toothy Toothbrush Timer

Using a 555 timer chip, a modified servomotor, and chattering novelty teeth, get your dentist-recommended brush time every time, with the Toothy Toothbrush Timer.Read more on MAKE

Valentine LED Chaser

The object of your desire will not be able to resist this heart shaped kitsch-o-tron, lovingly hand-crafted on perfboard with a CD4017B decade counter and 555 astable. But you probably can’t go wrong with flowers and chocolates as well. Just to be on t…

Gifts for the Electronics Whiz, Geek, Nerd, Wonk, Ace, Pro, Babe, or Stud in Your Life

Take it from one who knows: this stuff is awesome. Even if you have no idea what it does or why anyone would care.Read more on MAKE

“Drawdio” Musical Pencil

Drawdio is a simple electronic sound synthesizer build onto a pencil! Designed by Jay Silver, then a student in the Lifelong Kindergarten group at the MIT Media Lab, the Drawdio circuit plays a musical tone with a frequency that varies based on the res…