Monthly Archives: March 2015

Repairing an antique gamma spectrometer with an arduino

Posted on March 8, 2015 by mechatronicsguy

A while ago I got given an old Scalar-Counter unit (Thanks Gordon!). These machines are a real blast from the past: This was built far before LEDs were invented, and it uses a nifty vacuum fluorescent (or possibly neon) tube setup to show … Continue reading →

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Lasercut test tube rack

Posted on March 8, 2015 by mechatronicsguy

Just a quick and simple project. I wanted a way to hold test tubes, and while there’s a few designs online already, none quite fit what I wanted. Some didn’t have enough reinforcing on the sides (so they might collapse if something … Continue reading →

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