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Clever Car alarm circuit

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This circuit is also Crossed to: Alarm , Various Circuits

When this car alarm circuit is activated it stays activated for 80 seconds. It has 15 seconds delay for the driver to enter and deactivate. and All timmings can be altered easilly...
Clever Car alarm circuit

The circuit uses two NE555 timers so its easy to alter the delays by changing few capacitors and/or resistrors. One 2N3906 and two 2N2222.


Datasheet file1: Click here to download 2N2222.pdf datasheet.

Datasheet file2: Click here to download LM555.pdf datasheet.

Datasheet file3: Click here to download 2N3906.pdf datasheet.


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