How to make a Laser Alarm

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Uploaded by on May 23, 2010

This is a video about how to make yourself a laser alarm. You can get the parts in RadioShack (http://www.radioshack.com). I got the idea for the project from KipKay and then I did a little bit of experiment and now it's like this. I also changed the schematic for the photocell structure. I also made a new schematic for the laser box. I changed the power from DC Adapter to batteries AND DC Adapter, so you can have both if you want to.
The name of the song is Kesha - Tik Tok

If you have any questions or requests just send me an email to: simon.zupan4@gmail.com

Thanks for watching!

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Science & Technology

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Uploader Comments (cinnamon424)

  • thnks kipkay dosent tell exactly what capicator to use and im to stupid to figure it out

  • @ndawsome you're welcome.... if you need anything just message me

  • i still can't find all of that stuff

  • @Dositej1997 You can find most of the items in RadioShack. I think they are all there... You can find some also on the eBay.com

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All Comments (18)

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  • I want to ask if somebody know how to make the circuit change that the rezult would be: when you interupt the laser beam the siren will scream until you turn it off by some switch or smth.?

  • Mute button we meet again

  • My model is working the other way round!!!....the alarm is on when the laser is not disturbed and when it is disturbed the alarm goes off

  • can you build this on a breadboard

  • is there a way i could print the schematics

  • do you know where to get the 5k variable resistor.radioshack is like 20mi from my house and I cant find it on their website.

  • 0:31 what do u called th the right side which has positive and negative sign??? please respond!!! i want to make one!!!

  • this will work without photocells??!

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