Once turned on, this circuit causes an LED to remain lit for approximately 30 minutes. Larger capacitors can be used for longer. The transistors can be the BC548.
Night timer (CB22149E)
- Details
- Written by: Newton C. Braga
Once turned on, this circuit causes an LED to remain lit for approximately 30 minutes. Larger capacitors can be used for longer. The transistors can be the BC548.
