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Speaker for my Alarm

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New Member
i am making a visual zone alarm (led's come on when ever a door or window opens) for my house and i want to hook it up so it makes 1 beep or chirp whenever one of the lights come on. any help would be great.


Active Member
Use Piezo-Buzzer for your alarm along with a 555 monostable circuit so that it will beep once whenever triggered.
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