Homemade Laser Trip Sensor

In the video above make magazine shows how to create your own laser tripwire for just a few dollars worth of electronics equipment.

Homemade laser trip sensor.

In this article you will learn how to build a laser trip wire out of inexpensive electronic components and you will build two circuits the laser beam sender circuit and the laser beam receiver circuit. Onvian door sensor alarm anti theft burglar alert 120 db wireless window alarm burglar anti theft alarm for home shop security protection 4 7 out of 5 stars 20 9 99 9. But you can also connect the tripwire to a larger security system. It checks if the value from the photo resistor dips due to the laser being broken when the laser beam is broken the trip mode is started.

The laser trip wire build. To connect your laser tripwire to another circuit connect the grounds of both circuits. As part of a whole house security system you have more options in how the system alerts you. Insert your photoresistor into the breadboard.

With this you can cover an entire house. You can make traps alarms awesome party decorations and all sorts of other awesome things with this easy to make device provided you have a soldering iron and a local electronics store to buy some parts. Here it is created by a single laser beam a small light sensor brick and a series of optional reflectors mirrors. In trip mode the tripwire has been tripped.

Make a diy laser tripwire alarm for just a few bucks. In this video i will teach you how to set up your own laser tripwire home security system. No security system is complete without lasers. If also lets you confirm the alert with other sensors.

So in this project i am going to show you how to build a laser tripwire alarm from a laser point a couple of mirrors and a few dollars of electrical parts. It beeps 3 times and the data is sent to the serial port then returns to the armed mode. Laser pens can still be dangerous and should never be directed toward anybody s eyes.