DIY ECG with AD8232 and Sound Card

This DIY ECG uses an AD8232 breakout board sending the ECG signal through the microphone jack of my computer sound card. Custom software (free and open source, written in C#) graphs the signal in real time and displays heart rate over time.

Project page:
https://www.swharden.com/wp/2019-03-1...

SoundCardECG computer program:
https://github.com/swharden/SoundCardECG

ECG Simulator Circuit:
https://swharden.com/blog/2020-09-27-...

Medical Updates:
https://www.swharden.com/med/

Build an ECG circuit from scratch (1 op-amp):
   • DIY ECG - 1 op-amp version  

Build a dual ECG / pulse oximeter from scratch:
   • DIY ECG and Pulse Oximeter with LM324...