How to build Your Own Low-Cost High-Quality ECG Stress Treadmill with Spirometer?

Using the ADVG Curved Treadmill from U.K: And by adding this device: And by furthermore adding an electro motor and some hydraulics and a personal computer. Is there much more on the SCHILLER Ergospirometrie CS 200 than that? By experience it is worth publishing such questions Since will I not find this device as a …