This circuit is a laser alarm system like the one we see in various movies. It uses a laser pointer beam to secure your valuables and property. Essentially, when the beam gets interrupted by a person, ...
LAS VEGAS -NextAlarm.com, announced on May 8 at The Cable Show here an agreement with LaserShield Systems whereby LaserShield will market its new Sparrow device, which plugs into a client's Internet ...
The project is intended for home protection where a powerful and easy to make laser alarm system is implemented. The laser alarm system can be used indoors or outdoors to protect the entire home. This ...
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