Results tagged #Security in Circuits
Key Code Combination High Security Door Lock
This project is an electronic lock with many combinations that you can easily change and opens only with the correct combination of four con...
shutter guard
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simple security monitor
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simple security alarm
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security door electronic key
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Security Monitor
Use this in your garden and listen for any unusual sounds, or maybe just wildlife noises. If you have a car parked in a remote location, the...
Locker Guard Locker Security Alarm Circuit Anti Theft
Locker Guard Circuit Diagram. This tiny circuit can protect your Locker or Almirah from a burglary. If the locker opens in the armed state, ...
Electronic Locker Guard
Protect your Locker or Briefcase from theft using this pocket sized gadget. It gives a loud police siren to catch attention. The circuit use...
Midnight Security Light Circuit Schematic
Most thefts happen after midnight hours when people enter the second phase of sleep called ‘paradoxical sleep. Here is an energy-savin...
electronic hotel door vulnerability using stealth lock circuit
The word "pentester" actually stands for penetration tester, people who tests security vulnerabi. Most of the high-end hotels around the wor...
Home Security System
This alarm circuit activates when SI through S5 are activated. This lights LED1 and activates Ql via IC1C and IC1D. RY...
Security-door-ajar-alarm
In operation, the TL3019 device will activate, or become low, when a south pole of a magnet comes near the chip face of the device. The exa...
Security alarm
This alarm features open- and closed-loop detector and automatic alarm shutoff. Offers 15 second exit/entrance delay...