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The Makezine Podcast shows you how to make things!
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About this episode
Nov 30, 2009
02:08
How To
The beating of the heart is often recorded via sound or simply with touch - but there's also another interesting and somewhat lesser known option - ...
The beating of the heart is often recorded via sound or simply with touch - but there's also another interesting and somewhat lesser known option - light. An infrared emitter/detector pair can be used along with a programmable microcontroller, to effectively visualize the effects of the human body's hardest-working muscle.
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