SIMPLE LIGHT DETECTOR
IN THIS INSTRUCTABLE WE WILL LEARN HOW TO MAKE A SIMPLE LIGHT DETECTOR USING LDR!THIS PROJECT DOESNOT CONTAIN ANY USE OF TRANSISTORS LIKE YOU SEE ANY WHERE ON INTERNET.
THINGS NEEDED ARE
1)LDR
2)220ohm AND 1ohm RESISTANCE
3)LED OF ANY COLOUR
4)9V POWER SUPLY
5)BREADBOARD
INSERT LDR IN BREADBOARD
INSERT LDR IN ANY ROW OF BREADBOARD.
INSERT 220OHM RESISTANCE
INSERT 220ohm RESISTANCE IN THE SAME ROW AS THAT OFANY ONE POINT OF LDR.
INSERT LED
INSERT +VE END OF LED IN THE SAME ROW OF THE OTHER END OF RESISTANCE
CONNECT 1ohm RESISTANCE ON -ve END OF LED
