How I’ve built an LTE-based vaccines fridge monitor
Everyone these days knows the importance of keeping vaccines safe and functional. This is the same, of course, with veterinary vaccines. A local veterinarian I ...
Author: charlie
One big wish for CircuitPython in 2022
I thought I could add my voice to the folks sharing their wishes for CircuitPython in 2022. Boards I likeI was really pleased with how many boards came out last...
Pocket Universe
This is a chapter from a book I wrote during NanoWriMo 2011. The story was about folks who ‘shepherded’ marine mammals and fish (with the aid of dol...
Riffing off a rant about technology
I stumbled upon a brief rant on technology by Ursula LeGuin via The Prepared. Great stuff. Alas, I required a bit more than a tweet for me to riff off of it. &#...
Pause for station identification
I’ve been posting these pauses for almost 17 years. They are meant to give folks a quick overview of where I am at, but when I look at them, they serve a ...
Building this gyro watch winder was like jazz
Isn’t making one big jam session? Many decades ago, my mother bought my father a Tissot Seastar Seven. A very simple watch, which also has its own pendulu...
You think you know how EEPROMs fail? Think again.
The Death and Deathlessness* project was my exploration of life, death, and immortality. EEPROMs, the permanent memory in some chips, have finite life for writi...
Looking back at a challenging challenge year
I recently completed the final project of my year-long challenge to make a project a month from 15jul20 to 15jul21. This marks the end of my second year of maki...
Last challenge project: Tree of Life, with a twist
Here is my final project of my year-long challenge. I was on target to finish it on time, but life has a way and I ended up finishing it about a week late. But ...
Project: Firefly
My latest challenge project was selected already last year when I set the challenge. As this had to do with fireflies, I knew I had to have it ready for early J...