DOI: 10.36347/sjet.2019.v07i01.003

Pages: 12-17

Heart disease is a disease that is widely experienced by people in the world. Heart disease is one of the most common causes of death. The more sufferers of heart disease, it is necessary to deal with the problem. Handling these problems, namely the need for treatment management and often check the conditions suffered by the patient before it will become a chronic disease. One of the management of heart disease is the use of an electronic stethoscope. An electronic stethoscope is made by placing a condenser microphone in the hollow pipe of an acoustic stethoscope to convert the sound captured by the chestpiece into an electrical signal. Then the signal will be amplified, then passed to the heart filter to clarify the sound that you want to hear more. Module measurement as one method to determine the truth value of the research Development of Electronic Stethoscope System against Beat per Minute Value (BPM) by taking data 10 times. The result of data retrieval shows the maximum error value is 11.67% and the smallest error value is 1.29%