Sometimes the best inspiration is limitation. The 555 timer does “one thing” — compares a voltage to a couple thresholds and outputs a signal accordingly. It’s two comparators, a voltage ladder, and a ...

This file type includes high-resolution graphics and schematics when applicable. Paul Rako, Creative Director, Rako Studios Back in 2011, Jeff Hamilton contacted Bob Pease, asking for Bob’s experience ...

How many 555 timers does it take to add up two 10 digit numbers? [Alan’s] 555 Adding Machine does it with 102 of them, he designed the machine as an extreme entry to the 555 contest and the original ...