dekoratif led

  1. guclusat

    Ornamental LED

    The circuit is a simple Astable multivibrator using two NPN transistors T1 and T2.The circuit works on the principle of charging and discharging of capacitors C1 and C2. Current from the positive of battery flows through first set of LEDs D1-D5 to the collector of T1 through resistor R1...