We report an advance of a research project basedon the hypothesis that electrocardiograms (ECG)are easier to interpret in the frequency domain than in the time domain. This paper is aimed tomedical personnel. Methodology: 21 electrocardiograms(eighteen normal and three arrhythmic)were taken from a database of MassachusettsInstitute of Technology. and analyzed in thefrequency domain. https://www.animationbengal.com/?w=super-price-johnny-cash-at-folsom-prison-fashion-great-buy