Giulio PonsI've improved the display visualization and this is a video with the sensor with 3 leds (white, red, IR).
It detects faster the beats and the measures now do not depend anymore on ambient light.
I've had also to re-calibrate the sensor.
New video with 3-leds oximeter sensor
A project log for Oximeter do it yourself
In this period of isolation, I'm trying to build an oximeter with parts already in house. An oximeter is made by two leds and a photodiode.
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