Single Hand POV Clock

Single Hand POV Clock

A single handed clock that tells hours, minutes, and seconds! How can this be done? Through persistence of vision, of course. The POV clock uses…

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A Nixie Thermometer build

A Nixie Thermometer build

The following is a detailed design/build of a nixie thermometer that I made last year. After building a nixie clock, I thought it would be…

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Easy font creation for LED matrix from truetype system fonts

Easy font creation for LED matrix from truetype system fonts

Today I decided to design and build an LED wand, which I’ll detail in a later post, but I knew to show it off correctly…

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A Nixie Clock

A Nixie Clock

Last year, I found the time (no puns) to design and build a nixie clock. I’d like to share some of my design notes, as…

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A better Arduino "blink without delay"

A better Arduino “blink without delay”

A while back, I was thinking about the blink without delay sketch that is included with the Arduino IDE, and I’ve come up with a…

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Photoresistor color sensing with the Arduino

Photoresistor color sensing with the Arduino

This project involves using an RGB LED in combination with a photoresistor to determine the color of an object. An actual color sensor goes for…

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