Just when you thought you’d seen an Arduino do everything, [birdyberth] built an Arduino powered Electrocardiogram (ECG or EKG). Electrocardiography is a non invasive method of studying the heart. For ...
My hands-on introduction to operational amplifiers was in 1969 while in the army as a junior scientist in the Atmospheric Science Laboratory at the White Sands Proving Grounds. We had taken a ...
(Also note: to see each image as an enlarged pdf, click on the word “enlarge” at the end of each caption.) Electrocardiography (ECG) is the science of converting the ionic depolarization of the heart ...
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