with ldr
Step 1: Things Needed
1. Transistor (2N3906)
2. leds
3.resistor (brown-black-orange-gold)
4.LDR
5. Another resistor for saving the led from burning out(red-red-brown-gold)
6.some hookup wires for connecting
the parts together
7. Breadboard
2. leds
3.resistor (brown-black-orange-gold)
4.LDR
5. Another resistor for saving the led from burning out(red-red-brown-gold)
6.some hookup wires for connecting
the parts together
7. Breadboard


