Heartbeat Sensor Circuit Using LM358

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In this tutorial, we will look at How to make "Simple Heartbeat Sensor Circuit" Step by Step completely

Heartbeat Sensor is an electronic device that is used to measure the heart rate i.e. speed of the heartbeat. Monitoring body temperature, heart rate, and blood pressure are the basic things that we do in order to keep us healthy.

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Step 1: Hardware Required

  • PCB Board for Heartbeat sensor
  • LM358 IC with base
  • IR LED Pair Transmitter and Reciever
  • Output Indicating LED
  • 100nf Ceramic Capacitor
  • 4.7uf Electrolytic Capacitor
  • Resistor 220 ohm 2x
  • Resistor 10k
  • Resistor 680k
  • Resistor 6.8k
  • Resistor 47k
  • 9v Battery with Clip

Step 2: Circuit Diagram

Follow all steps for making the circuit from the video tutorial above

Step 3: All Useful Material

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