9x9 LEDs Chaser using IC4017 and IC timer NE555 By TopTech

9x9 LEDs Chaser using IC4017 and IC timer NE555 By TopTech
Requirements
Resistors bit.ly/3apU4tl
Capacitors bit.ly/3fKSp4x
LEDs bit.ly/3dDLPej
ON/OFF Switch bit.ly/318x3sN
IC timer 555 bit.ly/2WQipTr
IC Base bit.ly/2LrokJb
Voltage regulator ic bit.ly/2Wsh0TZ

[@BdlLajim]

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