I just received my RC522 RFID reader and made this simple Arduino access control system that uses the reader, a buzzer for the alarm and a relay shield for the security system. The relay can be used ...

Home8 is a DIY security platform with a line of starter kits that tackle everything from door and window sensors to smoke detectors and even medication dispensers. Home8's kits work as standalone ...

Sentry Solo is a revolutionary, hardware-free access control system built for modern properties, including gated communities, multifamily buildings, townhomes, self-storage facilities, resorts, ...

Over the years, control relays of various types have been used by the hundreds — even thousands — to control nearly every function in commercial and industrial processes. Today, many of those ...

A critical element in securing your business is controlling access to your business space. While cyber security tends to be front of mind for many businesses, controlling who enters your business and ...

To better understand the present state of the physical access control systems that are deployed in the market, HID Global conducted a survey of just over 1,000 respondents across a wide range of ...

A seasoned small business and technology writer and educator with more than 20 years of experience, Shweta excels in demystifying complex tech tools and concepts for small businesses. Her work has ...

This file type includes high resolution graphics and schematics when applicable. According to the research firm IHS Inc., about 54 million relays and timers were purchased in 2013, a number projected ...