Fourteen years ago I built my first quiz buzzer system . It worked, but the hardware was — let's say — a product of its constraints. I used every single IO pin on the Arduino, plus a 74HC595 shift register and two 74LS32 OR gate chips just to drive the LEDs. It was held together by necessity and a certain stubbornness that I think is just part of making things. I always told myself I'd revisit it. This year, I finally did. The Brief I Set Myself The original build worked, but

Many people write me asking if it would be possible to add/modify the clock color palettes or change the lamp mode display. Of course it...

UPDATE: The Fibonacci Clock is now live on Kickstarter! I have 30 days to fund this project … head up to Kickstarter to support me! I...

Soon I will launch a Kickstarter campaign to fund the Fibonacci Clock project. This clock uses the Fibonacci sequence to display time...