DIY: How to build a pulse meassure wrist band?
I'm interested in playing around with a simple and cheap method of build a pulse wrist band.
What is the cheapest way of building a sensor yourself? How could I couple the wrist band with a arduino or similar system?
I'm interested in playing around with a simple and cheap method of build a pulse wrist band.
What is the cheapest way of building a sensor yourself? How could I couple the wrist band with a arduino or similar system?
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