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199 – Impedance Cardiography and Pre-ejection Period

This application note guides you through the analysis process only, based on the following signals: ECG, Zo and dZ/dt. It is not intended to assist in the acquisition process. See Application Note AH196 for further information about recording bioimpedance data.

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Fundamentals of Physiological Data Recording

Basic principles of physiological data collection covers fundamentals of data collection and equipment configuration equipment to help you refine experiment protocols and avoid costly missteps. Frazer Findlay, CEO of BIOPAC, discusses common mistakes with physiology recording and shares his secrets for collecting great data. Topics include: How to prep a subject and where to place electrodes; Which type of electrodes work for different body signals; Analog to Digital Conversion; Sample rates (correct vs. incorrect); Filtering; and Scaling and calibration.
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