Laser Ray Effect using 555

Posted by Rohan Sharma on Tuesday, July 29, 2014 with 1 comment
This circuit produces a weird "Laser Ray" sound and flashes a  LED at approx 5Hz.

 COMPONENTS USED: 555 IC 100nF Ceramic Capacitor 10uF Electrolytic Capacitor 220K resistance 470ohm resistance LED 8ohm Speaker 6-12v supply

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