Sometimes security doesn’t need to be overly complex to be effective. Instructables user [1234itouch] recently built a simple laser tripwire alarm that can be mounted virtually anywhere, comp… ...

If you are interested in reading more about laser tripwire security systems, check out this similar passcode-based system, this alarm system built into a toy, and this Arduino-based alarm system.

How to build a laser trip wire alarm with Arduino As a preview of his latest book, Arduino Project Handbook: 25 Practical Projects to Get You Started, Mark Geddes takes us through the project to ...

When it comes to home security, it's simpler than you'd think to DIY a quality system. What's a security system without lasers, though? In the video above, MAKE Magazine shows how to create your ...

The Arduino powered Laser trip wire system project is currently over on the Kickstarter crowd funding website looking to raise $3,000 pledges to make the jump from concept to production.

Sure, you could opt for a laser tripwire that puts intruders on blast via Twitter, but there's something to be said for the simplicity of the latest security system to come from Instructables user ...

That’s when I saw several instructables (Laser Tripwire Alarm, Arduino – Laser Tripwire Alarm System, and Super Easy Laser Tripwire, among others) using a laser tripwire.

A 12 gauge tripwire security alarm is a powerful, low-tech solution for deterring trespassers. While it may not replace modern security systems, it serves as an excellent backup or standalone ...