Thursday 29 August 2013

traffic light signal circuit easy to made


IC = NE555 ( Timer IC) , IC CD4017 (Counter IC)
Diode = IN4007  6Pcs
POT = 470K
Resistance = 22K, 100K, 220 Ohms X 3Pcs
Capacitor = 0.1 Mfd, 1 Mfd, 10 Mfd.
9 Volt Battery with Snap
Switch, Wire, Clamp, PCB
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