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lights Game with Arduino

Inspired by a friend of mine, I have developed a circuit to light a matrix of LEDs. Is it possible that the pastor has requested to repair a votive candle, already provided with the incandescent lights. We made ...

Optical sensor for the detection of arrhythmias

This is the sixth version of the optical sensor "Theremino Pulsometer" and it collects all the improvements experienced in recent months.   A sensor OCG (Note 1), to be applied on a finger can provide more information about what ...