4-Digit Yellow Binary Counter

This project is the last project of the trilogy of binary counters before beginning to work with my Binary Clock. They are Green Binary Counter, 2-Digit Binary Counter, 4-Digit Yellow Binary Counter, this project. In the present project, I’ll be using 4-IC7490, 1-IC555, 16 diodes: 1N914, 16-5mm LED, 2-4.7K resistor, 1-100uF capacitor, and 1-Normally Closed (NC) Push Button Switch.”


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