How To Make DIY Light Detecting Sensor Using Diode

Light Detecting Sensor

This post describes how to use a 4007 Diode as a Light Detecting Sensor. The ceramic part on the top of the diode used in this has been removed as shown in the picture below.

Diode Convert To sensor :

Sensor Circuit Diagram :

i designed circuit diagram from easyeda site

Components Required :

  • BC547 Transistor – 2no
  • 1N4007 Diode – 1
  • 1M Resistor – 1
  • 3v LED – 1

Tools Needed :

  • Soldering Iron
  • Soldering Iron Stand
  • Components Holding Stand
  • Cutter
  • Required Wire

Demo Video :

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