Nice DIY solar tracker project using arduino uno, motor shield, 2 servo motors and 4 photocells. Looks like creator will email you the programming if you ask nicely.
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C++ programing pioneer Loren Amelang shows off his solar smart house in Mendocino County. The fully off-grid cabin uses computer monitoring to control and regulate solar electric, water and air. The home is fully wired with 120v AC and 24v DC. … read more on The House That C++ Built – Loren Amelang… 
Project: Key-less door entry, that allows the user to open and close a dead bolt via SMS text messages. The project consists of a Parallax Spinneret Web Server, servo motor, a dead bolt and various home center metal parts. Twilio software runs on the web server monitoring incoming text messages and authenticating … read more on Project: Open Door via Text Message… 
In light of Halloween today, here is a bit of mischief you can do to your close friends and family members. You can download the flash executable here.  Funny video of some guys playing tetris on what looks like a oscilloscope.  Electronic Tic-Tac-Toe demonstration.  Small little project with a Cubloc CB280 Start Kit evaluation board. This guy shows how easy it is to put together a simple alarm with board, keypad, alarm, and reed switches. The code looks very simple. I have been trying to get this old ass alarm to work in my house. I think it … read more on DIY: Make an alarm system in 3 minutes!…  Members of Cornell’s Global Positioning System (GPS) Laboratory have cracked the pseudo random number (PRN) codes of Europe’s first global navigation satellite. The researchers published the codes and the methods used to extract them, giving free access to navigation devices that need PRNs to listen to satellites. read more on Cornell Cracks Galileo’s Code… |
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