[DIY anti-theft circuit with infrared version 2]

people seem not interested in it?[table][tr][td][/td][/tr][/table]

[DIY anti-theft circuit with infrared version 2]

DIY anti-theft circuit with infrared version 2

Here is the circuit with infrared anti-theft version 2 I have just completed

You can put it at the door in your home or anywhere.


circuit broadcast


receiver circuit





Obtained circuit enclosed in a small box



circuit design more compact development and use of two infrared light to increase its ability to scan



inside it has built a siren

This should be in your signature (Moderator)
see more at: http://www.diyvn.net/

[Laser alarm system not working correctly..]

I also have a project on laser alarm system.
I will soon update it here.

[pressure sensor]

thank you this is what I was looking for