Title: Mobile Phone Pulse Oximeter Abstract: There is global demand for low cost medical care diagnostics, and too often these life-saving tools are unavailable to low-income countries and remote areas of the world. One example of such a device is a pulse oximeter: a vital instrument that measures blood oxygen saturation. A modern medical grade pulse oximeter is often physically large and requires training and access to a mains power. All such points are contrary to operation in a remote low-income locale. This project covers the design, fabrication, and testing of a testbed pulse oximeter...