Toronto, Canada - GAO RFID Inc. (www.GAORFID.com) has launched its 125 kHz compact mid-range reader. It is ideal for a wide range of applications such as access control systems, parking systems and ...

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 ...

The circuit was built to read and decode the RFID tags with 125 KHz frequency using a single low cost ATtiny2313 ATMEL microcontroller. After the tag has been read and decoded, the code will be ...

If you’re the kind of person who has friends, and/or leaves the confines of the basement from time to time, we hear that these “Escape Rooms” are all the rage. Basically you get locked into a room ...