The circuit presented here is a very simple and yet highly effective alarm system for protecting an object. The circuit requires no special devices and can be built using components that you will no ...

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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 ...

Overview: Smart home security systems combine cameras, sensors, and alarms to protect your home around the clock.These setups ...

Smart locks aren’t the most user-friendly smart home product, but SimpliSafe makes some strides with this entry-level offering for SimpliSafe users. While SimpliSafe prides itself on its ultra-simple ...

Home security products are no longer niche investments for the neighborhood’s most luxurious homes. With major brands offering services and products for record-low prices, there are smart security ...

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 ...

Home security systems—once the exclusive domain of high-priced professional installers—have never been more affordable, and the hardware and software is simpler, more intuitive, and easier to set up ...

CNET staff -- not advertisers, partners or business interests -- determine how we review products and services. If you buy through our links, we may earn a commission. If you really need a home ...

Choosing a home security system is anything but simple. You have to decide whether you want to install it yourself or hire a professional, what security cameras and ...