sensor

Build a Basic Infrared Motion Alarm with Weekend Projects

Build a Basic Infrared Motion Alarm with Weekend Projects

Build a motion-sensing alarm by combining a few common components: an Arduino, a PIR sensor, a piezo buzzer, and a breadboard. All you need is some jumper wire to connect them all, and the software to run it.

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Duck Feeds Kids When Kids Feed Ducks

In this digital performance experiment from the students of the Digital World and Image Group at Georgia Tech, an Arduino-based robotic duck spits out treats for kids when enough real ducks are gathered in the stream below. In order to get the real ducks to accumulate, the kids must feed them. The purpose of this […]

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Snail mail push alerts

[youtube http://www.youtube.com/watch?v=W45c9UOvWSo&w=599&h=367] Getting iPhone push notifications from objects in your physical world is possible using an Arduino with an Ethernet Shield, a PHP-enabled web server and an iPhone app called Prowl. In this video, I show how to set up a mailbox so that it pings your phone when snail mail is delivered, but it’s […]

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Soft sensor kits from Hannah Perner-Wilson

Hannah, aka Plusea, is something of a legend in the soft-circuits community. We have covered her open-source work in soft circuits and sensors many, many times before. She has no fewer than 37 tutorials published on Instructables, 28 of them “featured,” almost all of which cover low-cost soft-circuit devices of her own design. Now she […]

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