When employing electromagnetic locks, doors generally do not have a door-mounted manual latch release. Because of the absence of a manual latch release, the NFPA has established The Life Safety Code 7 ...

Fire doors are required to close and latch in order to provide protection during a fire. One strategy for locking classroom doors quickly is to leave the door hardware locked at all times but prevent ...

There are many options for smart locks to keep your home secure., but here are the five best smart locks you can buy from ...

[Jeremy Blum] wrote in to share his LibeTech QR Code Door Lock project. He developed it during his Senior year at Cornell University along with three of his classmates. It seeks to move away from ...

Here is the circuit diagram of Electronic code lock system using 8051 microcontroller. It is very useful at residential places to ensure better safety. This system demonstrates a circuit named ...