Updated Pulse Sensors in the Maker Shed: 
The Pulse Sensor is a great way to incorporate biofeedback into your projects. This upgraded version adds amplification and noise reduction allowing for faster, more reliable heartbeat readings.
Read the full article on MAKE
The Pulse Sensor is a great way to incorporate biofeedback into your projects. This upgraded version adds amplification and noise reduction allowing for faster, more reliable heartbeat readings. Read the full article on MAKE
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