There’s a huge market for 433 MHz alarm system hardware out there, from PIR motion detectors to door and window sensors. If you want to put them to work, all you need is a receiver, a network-enabled ...

Real Time Home Security System using GSM Technology-An Anti-theft System! This project deals with the design & development of a theft control system for home, which is being used to prevent/control ...

Alarm systems are complicated affairs. However, if you’re just looking to catch a sandwich thief at work or a cat spilling over all you water bottles, then Make shows you how to build an alarm system ...

When [Doug] moved into his new house, he found an old alarm panel set up — but it had no monitoring service any more. Not wanting to pay a monthly fee to have it setup, he decided to try interfacing ...

Ring Alarm is a spectacular DIY home security system with the potential to be much more, but don’t buy one if what you’re really looking for is a smart home solution. Ring builds some of our favorite ...

Last month, Ring began taking pre-orders for its Ring Alarm home security system, and today it begins shipping. I've had a chance to spend some time with Ring Alarm, and I've found it's an easy-to-use ...

CNET’s expert staff reviews and rates dozens of new products and services each month, building on more than a quarter century of expertise. We originally tested and reviewed the Ring Alarm Security ...

Arduino is a network for open-source electronics focused on a technology that is easy to use. By giving a list of instructions to the microcontroller on the board, you can tell your board what to do.