Automation World QR Codes Explained

April 25, 2014
Linking the printed page with digital communications, QR codes enable users to scan a code with their smartphone to share an article via e-mail.

Throughout the pages of Automation World magazine, you'll see pixelated squares known as QR codes. Use your smartphone's camera to scan them and quickly send articles to yourself or others via e-mail for future reference.

http://www.automationworld.com/search/site/QR%20codes

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