[mircemk] shows how to create a simple non-contact proximity sensor using little more than an Arduino Nano board, and a convenient software library intended to measure the value of capacitors. The ...

Performing modal simulation using a FEM mesh. The design and analysis of an IP67-rated rectangular enclosure. Adding epoxy resin to a vibration sensor enclosure. Mounting techniques for a vibration ...

The HOPE conference was last weekend and [Nathan] spent some time with fellow members of Makers Local 256 developing this badge proximity sensor. They took one of the HOPE badges, which have a radio ...