Friday, May 29, 2009

Lampu Otomatis Sederhana

dark-detector-electronic-circuit1

Gbr. Rangkaian lampu otomatis


Component list:
  • R1 = 100K Pot
  • Q1 = 2N3904 or 2N2222
  • Q2 =NPN PhotoTransistor
  • RELAY= 9V Relay