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techhobbies

  1. Tiny Sensors for location detection

    So, one problem I don't like about N scale, is that to get reasonable sized sensors for things like location, you don't have as many options. I wanted a way to put a notification sensor to tell me when a train passes a location. Use IR or Hall, right? Well, they are big and clunky really. I did find a Youtube of a guy who did something clever. He put an IR and Photodiode into a tiny package to fit in between the tracks. Well, that would work for me, so I tried the same thing, and it works.
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