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American Police Car Siren by IC 555


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American Police Car Siren by IC 555

The second circuit simulates the siren of an American police car. It uses two 555 timers in the circuit. …

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Source : http://home.maine.rr.com/randylinscott/feb21.htm



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This entry was posted on Friday, June 22nd, 2007 at 12:54 pm and is filed under 555, alarm systems. You can follow any responses to this entry through the RSS 2.0 feed. You can leave a response, or trackback from your own site.