A servo-driven lead screw using Arduino to calculate proper spindle and lead screw speeds for cutting English and metric threads with VFD.
Project showcase by Nick Romeo
Using a IR proximity sensor and microcontroller to find the local values of 'g' and will plot a real time damping curve.
Project tutorial by CodersCafe
Easy to build, but comparable with professional seismometers, homemade Arduino seismometer.
Project tutorial by Mirko Pavleski
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