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| Electronic Projects Design/Ideas/Reviews Are you building an electronic project or want to? Maybe you need some assistance? Come and submit your electronic questions here and let our experienced members find a solution. |
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31st July 2003, 02:44 AM
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 Speaker for my Alarm 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. | |
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31st July 2003, 10:54 AM
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| Use Piezo-Buzzer for your alarm along with a 555 monostable circuit so that it will beep once whenever triggered.
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