Category Archives: Uncategorized

Building an Add-On Module for the Automation Direct P1AM-100 Open-Source PLC

In January 2020, Automation Direct launched their ProductivityOpen family of open-source programmable logic controllers (PLC’s). The first controller in the series, the P1AM-100, is based on the Microchip ATSAMD21 microcontroller and programmed using the Arduino development environment. To encourage development, … Continue reading

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Fort Collins Connexion FTTH Construction – Part Four

Welcome to part four of  my blog post on the construction and installation of the Fort Collins Connexion municipal broadband fiber network. In part three, we looked at the installation of service at my friend Collin’s house. In part four, … Continue reading

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Fort Collins Connexion FTTH Construction – Part Three

On January 7, 2020, Colin found a flyer announcing the availability of Connexion at his address in a neighborhood on the northeast side of town. He called the Connexion customer service number and scheduled an install. Here’s what happened when he had service installed. Continue reading

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An Enclosure for the Dalibor Farny R|Z568M Nixie Tube

In the first post in this series, we designed a socket and driver board for a Dalibor Farny R|Z568M Nixie tube. In the the second post in this series, we designed a power supply and controller board for the Nixie … Continue reading

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A Controller for a Dalibor Farny R|Z568M Nixie Tube

The first in this series of posts described building a socket and driver board for a Dalibor Farny R|Z568M Nixie tube and driving the tube using a power supply and Particle Photon from another Nixie project. This post covers building … Continue reading

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A Socket for a Dalibor Farny R|Z568M Nixie Tube

I recently ordered one of Dalibor Farny’s R|Z568M Nixie tubes. I wanted to get the tube powered up and displaying digits so I designed a small circuit board to act as a socket and switch the anode and digit cathodes … Continue reading

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Fort Collins Connexion FTTH Construction – Part Two

In part one of this series of posts, we covered the broadband launch, the start of construction in my neighborhood, the vaults and flowerpots, utility locates and dig ins, and conduit. In part two, we’re going to look at putting … Continue reading

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Fort Collins Connexion FTTH Construction – Part One

This post if the first in a series of post that describe the installation of the Fort Collins Connexion municipal broadband service. I’ll append new information to the bottom of the post whenever something happens on my street. When the … Continue reading

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Control the Bicycle Traffic Signal with a Particle Photon

In the first post in this series, we built a miniature LED bicycle traffic signal using 3D printing, laser cutting, a sticker, and an Adafruit Neopixel Jewel. In this post, we’ll look at bringing the signal to life using a … Continue reading

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Build a Mini LED Bicycle Traffic Signal

This is the first in a series of posts describing how to build a Wi-Fi enabled bicycle traffic signal. In this first part, we’ll go over the required parts, using a 3D printing and laser cutting service to build the … Continue reading

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