OR Gate using Transistors

Aim

 The Goal of this activity is to make OR Gate using transistors.

Materials Required

  1. Breadboard Power Supply-1
  2. Type A USB Cable-1
  3. Transistors(BC547-2)
  4. 9V Battery-1
  5. LEDS-1
  6. Pushbuttons-2
  7. 220Ω Resistors – 3

Wiring Diagram

Desired Outcome

The output LED glows when one or two  input push buttons  are  pressed.