Does anyone know a sensor for heart beat ?

[bianchi77]

Guys,

Does anyone know DIY sensor for heart beat ?
Any links or reference or ebay link would be appreciated ?

thanks a lot

 

[tpetar]

You can make simple sensing with photo transistor and high bright red led.


Best regards,
Peter

 

[assadmahmood]

But how to check heart beat with photo transistor and LED?

 

[tpetar]

But how to check heart beat with photo transistor and LED?

Quite simply.

**broken link removed**


Introducing Easy Pulse: A DIY photoplethysmographic sensor for measuring heart rate
https://embedded-lab.com/blog/?p=5508

Easy Pulse (Version 1.1) Sensor Overview (Part 1)
https://embedded-lab.com/blog/?p=7336


Easy Pulse (Version 1.1) Sensor Overview (Part 2)
https://embedded-lab.com/blog/?p=7400



In my photo album you can see my version of this device.



Best regards,
Peter

:wink:

- - - Updated - - -

Take ultra high bright red led, put it close to finger, and on other side you will see each heartbeat if you are live in that moment. :smile:

 

[bianchi77]

Quite simply.

**broken link removed**


Introducing Easy Pulse: A DIY photoplethysmographic sensor for measuring heart rate

Good stuff, I'll have a look, thank you
https://embedded-lab.com/blog/?p=5508

Easy Pulse (Version 1.1) Sensor Overview (Part 1)
https://embedded-lab.com/blog/?p=7336


Easy Pulse (Version 1.1) Sensor Overview (Part 2)
https://embedded-lab.com/blog/?p=7400



In my photo album you can see my version of this device.



Best regards,
Peter

:wink:

- - - Updated - - -

Take ultra high bright red led, put it close to finger, and on other side you will see each heartbeat if you are live in that moment. :smile:

Good stuff, I'll have a look, thank you

 

[tpetar]

Good stuff, I'll have a look, thank you

I post earlier my PCBs in some thread I forgot in which thread, but if you need say. :smile:

- - - Updated - - -

I found thread, post #2 in this thread :

https://www.edaboard.com/threads/283144/

 

[bianchi77]

can I use TCRT5000 as a sensor ?

 

[bianchi77]

do you still have the PCB ?

 

[tpetar]

Did you read all posts in your thread, I give you location of PCBs.


Best regards,
Peter

 

[jayanth.devarayanadurga]

https://embedded-lab.com/blog/?p=7485