Switchless Flashlight
I am going to show you how to make a flashlight that turns on when you pick it up.
NO SWITCH!
You need:
2) 3904 transistor (NPN bipolar)
1) 9v
1) 9v clip
1) white led
1) wire
3) double sided tape
2) foil
NO SWITCH!
You need:
2) 3904 transistor (NPN bipolar)
1) 9v
1) 9v clip
1) white led
1) wire
3) double sided tape
2) foil
Make Metal Pads
1. Take a piece of double stick tape and put wire on it.
2. Put foil over it.
3. Trim foil.
2. Put foil over it.
3. Trim foil.
Build the circuit.
You are done!