My current favorite relay board.
There is a host of small inexpensive microcontrollers available such as the Raspberry Pi's, Arduinos, and ESP32, and they are great for controlling stuff. But many things we want to control require more power than …
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Clipped from the Legrand website, this is the Wiremold 500/700 Small Raceway we've all come to know and love.
You've seen it. You probably just didn't notice. It's ubiquitous like walls and floors.
Wiremold has been around a long time, and is a very useful product. In my …
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Many years ago, I was given this rebuilt payphone as a gift. It is fully functional, but the two locks are not. The bottom lock is completely missing. My granddaughter loves to drop coins in the slots and hear the bells ding, so we pull the door out and it …
read moreThis post is a listing of the OpenSCAD code for the 3D printed parts of the LCDPi. Slideshow at the bottom.
This is PiddlePi, one of the P*Pi's. 
Here is the main body file. I have it saved as "2004 LCD case.scad".
// Dr.Gerg's Pi LCD Mount …
LilWeatherPi is the newest member of the PiNet family.
Why another WeatherPi? Well, I was concerned that my humidity readings may be skewed by the proximity of WeatherPi (the original) to the pool. There are times when the air is completely still, and I have actually measured the humidity with …
read moreI've printed a bunch of parts on the Prusa printer. But today (yesterday, actually) I printed the smallest functional part I've ever done. Roughly 7x7x5mm. Tiny thing.
The tiny thing is part of PoohPi.
PoohPi sits at my wife's desk and greets her every morning with statistics that will inform …
read moreI just re-discovered OpenSCAD. I say 'rediscovered' because I knew it existed, I just didn't know I liked it so much. It took finding a book called "Mastering OpenSCAD" by Jochen Kerdels to get me over the hump. The text of the book is available online as well. I bought …
read moreNow this could be a problem. We have new silverware (stainless steel, actually, but you know what I mean). First time in the dishwasher we discover the handles of the large spoons and forks will only fit in a few of the slots in the silverware tray. This not only …
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