Portable ECG Machine : 9 Steps (with Pictures) - Instructables
DIY Arduino-Based ECG System - Circuit Cellar
How to Build an Electrocardiogram Machine (EKG) | PCB | Maker Pro
DIY EKG Using Arduino and Javascript
DIY ECG Machine On The Cheap
Super Simple Electrocardiogram (ECG) Circuit : 11 Steps (with Pictures) - Instructables
DIY ECG with AD8232 and Sound Card - YouTube
How to Build an Electrocardiogram Machine (EKG) | PCB | Maker Pro
Home Made Electrocardiograph
Check Your Heart Condition Under 10$ || DIY Homemade ECG Machine using AD8232 - YouTube
DIY ECG with 1 op-amp
Build Your Own ECG-EKG Unit | Nuts & Volts Magazine
DIY ECG EKG Portable Heart Monitor : 8 Steps (with Pictures) - Instructables
simple & cheap ECG with arduino / EKG mit Arduino - YouTube
How to Build an Electrocardiogram Machine (EKG) | PCB | Maker Pro
DIY ECG Machine On The Cheap
Electrocardiography for Cheap: DIY ECG Uses One LM741 Op-Amp, Five Resistors, and 'Penny Electrodes' « Adafruit Industries – Makers, hackers, artists, designers and engineers!
Build Your Own ECG-EKG Unit | Nuts & Volts Magazine
DIY Propeller-based ECG | Hackaday
The Do-It-Yourself Electrocardiogram | SpringerLink
Homemade sound card ECG circuit
