Automatic Op-amp night light circuit using IC-741

Automatic Op-amp night light circuit using IC-741
Çeşme:
http://www.talkingelectronics.com/projects/OP-AMP/OP-AMP-1.html
https://www.youtube.com/watch?v=o5J09brumAo
https://www.youtube.com/watch?v=ZoCG98Sv5P0
  1. BD139
  2. UA741CN
  3. UA741CP