Light Chaser I

Posted on Feb 23, 2013

Up to 100 lights, LEDs, or optocoupler triac circuits can be sequentially activated by this circuit. One (Ul) 4017 decode co

Light Chaser I
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unter sequences 10 LEDs whose common anode is returned through a second (U2) CD4017, which counts at one-tenth of the rate. The flash rate is controlled by U3, a clock circuit, with a 555 timer.

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