This document provides information for a medical electronics class session on phonography. It lists the faculty member, Mrs. P. Sivalakshmi, teaching sections A and B of the fifth semester third year 2019-2023 batch. The date of the session is September 7, 2021 and it will cover phonography, including abnormal and normal heart sounds. Links are provided to online resources about machine learning for heart sound classification and a YouTube video on the topic.