99 Counter Circuit Diagram. In this circuit we have used a comparator ic lm358 and ir transmitter and receiver pair for detecting a object. It is a very simple counter circuit.
Operating details of the digital counter as may be referred the circuit employs the popular 555 ic to genearte the pulse clocks. This circuit can be used in scoreboards. Counter circuits are often used to count objects people and many other things.
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This circuit can be used in conjunction with various circuits where a counter to display the progress adds some more attraction. The ic cd40333 is a 5 stage johnson. Here you can find the latest products in different kinds of digital counter circuit diagram to 99. The proposed 00 99 digital counter becomes very handy in places where you need to keep the people organized in some specified order.