
Last couple of months, i was very interested in articles about biofeedback, how it works and how you can use it so I decided to make simple measurement instrument to measure couple vital signs (heart rate, skin resistance, body temperature). You can find lot of interesting stuffs about biofeedback e...
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cermakmaraContinue Reading »from Instructables: exploring - featured http://ift.tt/2pqKdQ3
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