[sdiy] Amplifying Pulse (Slightly OT)

[Ingo Debus]

> Am 10.08.2018 um 07:15 schrieb Busby Bergson <busby.bergson at gmail.com>:
> 
> Deriving an electrical/rectangular click/pulse is the goal - but I'm not sure what types of transducers would make for a good solution to this. Is there something with a very sensitive electrode and a really perfectly-tuned comparator? 

Maybe you find something useful here:
https://www.mikroe.com/heart-rate-click
https://www.osram.com/os/ecat/SFH%207050/com/en/class_pim_web_catalog_103489/global/prd_pim_device_2220012/
http://www.ti.com/lit/an/slaa274b/slaa274b.pdf

Ingo