The Do-It-Yourself Electrocardiogram | SpringerLink
Build Your Own ECG-EKG Unit | Nuts & Volts Magazine
DIY ECG - YouTube
DIY ECG circuit - CircuitLab
DIY ECG with 1 op-amp
Citizen Science — DIY ECGs - Make:
DIY ECG Using an Analog Discovery 2 and LabVIEW – Digilent Blog
Home Made Electrocardiograph
Electrocardiography for Cheap: DIY ECG Uses One LM741 Op-Amp, Five Resistors, and 'Penny Electrodes' « Adafruit Industries – Makers, hackers, artists, designers and engineers!
Electrocardiography for Cheap: DIY ECG Uses One LM741 Op-Amp, Five Resistors, and 'Penny Electrodes' « Adafruit Industries – Makers, hackers, artists, designers and engineers!