I made this keepsake box for my brother and his wife, as they are expecting their first child. It is made from walnut and cherry, with hand-cut dovetails and brass hardware. I made this box using a technique that is new to me. The box itself, including the top and bottom, were assembled as one…
Author: nate
Bench Power Supply
Background My goal with this project was to create a power supply that could be used for various electronics projects. Ideally, It would have a fixed 5V and 12V output, as well as a variable output. Hardware For the input power source, I used a laptop power supply, supplying 19V at 5A max. Two buck…
Air Quality Data Logger with Raspberry Pi Pico
https://github.com/natepichler/BME680-Micropython-IAQ Background My neighborhood is adjacent to a packing facility. Many of my neighbors are having trouble breathing from the exhaust, bothered by the floodlights, and disrupted by noise. Our goal, then, is to quantify the effect that this facility has on the quality of our air. Hardware In order to achieve this goal, I…
Creating an Air Quality Monitor using ESP32 and HomeAssistant
https://github.com/natepichler/ESP32-air-quality-sensor In my woodshop, I have a few forms of dust control. Overhead air cleaner 3/4 hp dust collector (for the table saw) Shop vac I have always been cautious of my exposure to wood dust while working in there, so I wear a mask most of the time. Being who I am, I wanted…