Running LED or Johnson counter (Assembled) module using 4017 IC
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PCB Only package of Johnson counter (running LED) module. Suitable for SMD soldering practice. Assembling and working videos are embedded in the description.
Running LED or Johnson counter module of 25 LEDs designed using 4017 IC. Programming is not required for the working. Module can be worked using astable multi vibrator designed using 555 timer IC. Watch the video demonstration to get the working of module.
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