THEORY & PRACTICERFID for Makers
Build this kit to read radio frequency ID tags.By Joe Grand
Illustration by Dustin Amery Hostetler/UPSO.org
THEORY
Radio frequency identification (RFID) technologies are rapidly becoming a part of life. RFID tags receive or transmit data (usually a unique serial number) over short distances when scanned by a reader. These tags have worked their way into robotics navigation, inventory tracking, access control, automatic identification, payment systems, and dozens of other applications. Casinos are beginning to embed RFID tags into their gambling chips in order to monitor gambling activity, detect counterfeit chips, ...
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