Now that I have the displays mounted on the pinewood derby timer, it was time to wire them in. I still don’t have lights or sensors in yet, but I […]
Building a Pinewood Derby Timer: 3D printing some display covers
Well, I decided to print a few display covers to go around the LED displays. This covers up the unsightly hole that I cut from the box, and seems to […]
Building a Pinewood Derby Timer: The Box for the “Arch”
As I have been constructing this Pinewood Derby Timer, I needed some sort of box or enclosure to make the top of the arch. So I took apart a junk […]
Building a Pinewood Derby Timer: Setting up the LED displays
So one of the driving components (pun intended) of the derby timer is the LED displays. I went with the smaller ones from Adafruit, as we wouldn’t need a second […]
Building a Pinewood Derby Timer: Getting the schematics and parts list…
A local church group that I attend needed some help with an Awana project. They use a pinewood derby track for racing cars, and they needed a timer built for […]
Damp dryers…
Somewhat of a break from the norm, but today the dryer quit drying. The clothes stayed damp, and there was no heat inside the dryer when you opened the door. […]
Home Photo Server, Part 4: Battery Backup
One of the problems that I have with a local server is that we frequently have power “blips”. I don’t want to say outages, because the power is on about […]
Radio check sat! Using 433MHz transmitter and receiver with Uno board….
Now that picoEngine has reached version 1.0, I’m ready to work on a few other projects. Namely some electronic ones. Since Christmas, I’ve been holding on to a few Arduino […]
BlueFruit autostart was a success!
After several series of bench tests, I was finally ready to make the plunge and install my home made autostart into my truck. The vehicle in question is a 1993 […]
Solder time! Fixing a GPX LCD photo frame…
I don’t know exactly when it happened. I just know that it eventually quit working. It is one of those picture frame LCD panels with a slot in the back […]