Well, I finally finished it! The pinewood derby timer is done. Check it out! First, I had to finish the wiring for the lights and the sensors, and then I […]
Building a Pinewood Derby Timer: Wiring in the displays
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 […]