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Author Topic: laser security  (Read 640 times)

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Offline harpoTopic starter

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laser security
« on: January 28, 2011, 09:23:45 PM »
how would i go about building a laser security system were...
when a laser is broken it sets off a alarm once it is no longer broken the alarm will stay
on for a few seconds.

i under stand basic electroncis have done a few things with lights and i thinkthis would be good for learning

i think i would use somthing like a..
laser
photoresistor
alarm
but then again i dont really know to much\
please post a detailed step by step guide on making the above
(please no posts of videos that i wont get like. the kip kay and howcast vids

Offline harpoTopic starter

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Re: laser security
« Reply #1 on: January 29, 2011, 09:32:09 AM »
ignor this post also how can it be deleted?

 


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