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Building a Transistor-Scale 555

08/28/2013

Evil Mad Scientist Laboratories and Eric Schlaepfer have developed a kit that builds a working 555 built out of discrete,...

555 Timer Blinky

12/18/2012

In this project, you’ll learn how to solder together a battery-powered, 555 Timer-driven blinky toy.

555 Timer Ball Whacker

12/18/2012

This project uses a simple 555 timer chip and a feedback loop to control a servo-controlled wooden arm. Whenever an...

555 Timer Weekend Projects

08/24/2012

The 555 timer IC has been used in many of our Weekend Projects, from beginner-friendly breadboard experiments to advanced weekend-long...

555 Memorial Circuit

08/23/2012

To mark the passing of Hans R. Camenzind (designer of the 555 timer chip), MAKE reader Jim Frize freeformed this...

555 Timer Contest Highlights

08/22/2012

To mark the recent passing of Hans Camenzind, we are running a 555 mini-retrospective this week. Last year Jeri Ellsworth...

Top 10: 555 Timers

08/21/2012

To mark the recent passing of Hans Camenzind, we are running a 555 mini-retrospective this week. Today I've rounded up...

EMSL’s 555 Footstool

06/29/2011

Our friends Lenore and Windell of Evil Mad Scientist Laboratories, have cooked up a scale model of a 555 chip...

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