I’ve been experimenting with an arduino based Pulse Monitor for the Consciousness Hacking experiments. Cool stuff, had some issues when I tried to bring Bluetooth connectivity into it. Apparently there’s a trick to programming the HC-06. I’ll figure it out. You can see the basics of what I’ve been playing with here
![](https://i0.wp.com/lowkeysoft.com/wp-content/uploads/2018/01/20170718_164929-e1515699959699.jpg?resize=750%2C410)