Easy Pulse heart rate sensor
Easy Pulse is a heart rate monitor using an IR LED and a light detector:
This entry was posted in project logs and tagged IR LED, Pulse monitor.
Easy Pulse provides a reflective IR sensor with necessary instrumentation circuit to illustrate the principle of photoplethysmography as a noninvasive technique for measuring heart rate. In order for this sensor to work, the fingertip should be placed gently over the sensor and be kept still. The sensor may also be wired to the board through a 4-pin jumper and header pins.