Raph writes "The Homebuilt anemometer project - I wanted to build a measuring instrument which must be placed outside, exposed to the natural elements so I decided to build a cup anemometer. To add a little more challenge to this project and make it less expensive, I decided to try to build the anemometer using parts I already have, as possible."Link.
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Gareth Branwyn, Chris Connors (guest author), Collin Cunningham, Marc de Vinck, Peter Horvath (intern), Kip Kay, Goli Mohammadi, John Park, Sean Ragan, Becky Stern, Phillip Torrone
How-To Tuesday: Arduino 101 & the PING))) ultrasonic sensor
The PING))) ultrasonic sensor is a really easy way to measure distance with a micro-controller. All you have to do is hook up 3 wires and upload some code. These sensors are great for robots, alarm systems, or any...
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