Designing a fake dynamic price tag

Designing a fake dynamic price tag

Wile we know on some level that prices adjust to market conditions, with Amazon now owning Whole Foods, one could perhaps see a day when this happens electronically and instantaneously.

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Meet Eve, the Arduino chatterbot

Meet Eve, the Arduino chatterbot

If you ever find yourself needing someone to talk to and can’t find a confidant—or perhaps even a pet—then the Eve chatbot by Debashish Buragohain will happily fill in.

This little robot uses Google Voice Recognition on an Android phone to listen to what you say and convert it to text, then pipes it over to the Arduino-based robot via Bluetooth.

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Control your computer sheet music with the PartitionsDuino

Control your computer sheet music with the PartitionsDuino

Performing an instrument well is hard enough, but flipping through sheet music while playing can slightly delay things in the best case, or can cause you to lose your concentration altogether. Music displayed on a computer is a similar story; however, Maxime Boudreau has a great solution using an Arduino Nano inside of a 3D-printed pedal assembly.

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Test your aim in this carnival-style IR target game

Test your aim in this carnival-style IR target game

For a class assignment, Matt Robb along with teammates Kara and Andrew needed to make a project using an Arduino and various other components. What they came up with was a carnival-style game that uses a stepper motor to rotate three targets containing IR sensors out of a nicely-painted cardboard box.

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Measure RPM with an IR sensor and Arduino

Measure RPM with an IR sensor and Arduino

When dealing with robotics and other electronics projects, it can be important to know how many revolutions a motor is making. From here, you can infer the distance that your device has traveled, or any number of other important variables.

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