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Arduino and Gsm based laser security system using sim900A / sim9…

Arduino and Gsm based laser security system using sim900A / sim9...



This is a very detailed tutorial on How to make your own gsm based laser security system using sim900A gsm module. The same tutorial is also available in English. In this Project the Arduino uno will be used. We will be making our own ldr circuit to monitor the laser and then the gsm module will be used to send a message to the owner. if you have any suggestion let me know a comment.
if you have any questions regarding this project or any other project let me know in a comment so that i can make a tutorial for you.

In this tutorial we will be covering the components details, gsm module pinouts, circuit diagram, programming and testing.
This project can be easily modified into most advanced security systems.
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Tags: gsm components

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3 Comments

  1. Date: May 17, 2018 at 04:26

    I have build a simular device but have some problem with the libary, Do oyu want to look at it?

  2. Date: June 6, 2018 at 01:09

    (|protecting your love ones is of upmost importance | protect the ones you love| security has never been more important then in todays world| 60% of burglars are dettered by security cameras| home invasions have risen exponentially since 2016| peace of mind dosent have to be expensive| keep your family safe| protect your family| protect your home|

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