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Unformatted text preview: lives, as doctors are now becoming more dependent on its use to diagnose patients. The patients put their fingers on electrodes, which are sensors that read small voltages through the body produced by the contraction of the heart. As the signal travels along the internal circuit, it is passed through several filters. The signal is also amplified by several op amplifiers. Finally, the signal is passed on to a computer or oscilloscope where it can be seen and analyzed to check for irregular heart rhythms....
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This document was uploaded on 02/16/2012.
- Spring '09
- Mechanical Engineering