This is a basically IR obstacle detector circuit. Here we use an IR LED and an IR photo diode. When the IR rays falls on the IR sensor the circuit remains silent. If any obstacle enters in between the sensor a buzzer sound is produced.Suitable for electronic hobbyists and students.
0 Comments
We love comments! We appreciate your queries but to protect
from being spammed, all comments will be moderated
by our human moderators.Let's enjoy a happy and meaningful conversation ahead!