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File:IMG_0822.JPG|circuit with amplifier|500px | File:IMG_0822.JPG|circuit with amplifier|500px | ||
File:amplifier.png|circuit schematic | File:amplifier.png|circuit schematic | ||
File:processing_heartrate_4|processing screenshot | File:processing_heartrate_4.jpg|processing screenshot | ||
File:IMG_0827.JPG|Arduino with Data Logger Shield|500px | File:IMG_0827.JPG|Arduino with Data Logger Shield|500px | ||
File:IMG_0826.JPG|Arduino with Data Logger Shield|500px | File:IMG_0826.JPG|Arduino with Data Logger Shield|500px | ||
<br> | <br> |
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