I volunteer at a train, trolley, and subway museum, including working on restoration of full-sized rail vehicles and maintaining railway infrastructure. As a non-authoritative, hobby project combining my love of trains, electronics, mapping, and data, I am building a LiDAR scanner to create a 3D map of the museum, automatically identify tracks and overhead wire, and compute wire height and track gauge.

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In my ongoing quest to build a physical cab dashboard to control Train Simulator, an important set of components are the gauges that tell me what’s going on with the train. As I build the dashboard into which to embed my gauges, I realized I needed to better modularize my air pressure gauge, moving the control circuit board outside the gauge. Here’s how I did it.

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Christopher Mitchell, Ph.D.

Founder & CEO of Geopipe, CS Ph.D., founder of Cemetech, hardware and software hacker, distributed systems guru, lover of trains.

Cofounder and CEO, Geopipe

New York, NY, USA