CD4033 is a Johnson counter IC commonly used in digital display. It has a 5 stage Johnson decade counter with decoder which convert the Johnson code to a 7 segment decoded output. Means it will convert the input into numeric display which can be seen on 7 segment display or with the help of LED's.
“Ive always wanted to make a lightening detector but found the circuit schematics a little beyond my capabilities. Recently whilst surfing the net, I came across a very cool circuit which counts lightning strikes as they happen! After looking over …