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Heart Rate Measurement From Fingertip
Posted June 13, 2011 by Chris
Detecting a person’s heart rate using electronics is not as hard as it might sound. Using an infrared emitter LED, photo transistor and some knowledge about light reflectivity we can detect blood flow in a finger! Read the article for more info about how it is done and how you can build your own.
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June 14th, 2011 at 4:16 pm
Spectacular … I knew I was right to add you to my feed reader.
Greetings from Argentina