Bill Bowden asked, "Why not use a standard infrared remote
control from a TV, DVD player or cable-TV box to control other things?"
So, Bill's Gadget Freak project does just that. His infrared (IR) receiver
decodes the signals from remote controls and uses the data to individually turn
on or off four circuits via an isolated relay circuit. Bill tested his circuit
with more than 25 types of remote controls. Let's just say, "Click on,
Halloween isn’t just a time for creative costumes. Thanks to the element14 online design community, the holiday this year also brings us a number of creative electronic device design ideas aimed at making your Halloween party a unique experience.
On April 15, 2010, President Barack Obama gave a major speech at the Kennedy Space Center in Florida, announcing that the US would send astronauts to Mars by the mid-2030s. But in order to do so, NASA would first need to ramp up its capabilities through missions directed toward "a series of increasingly demanding targets," i.e. asteroids.
Focus on Fundamentals consists of 45-minute on-line classes that cover a host of technologies. You learn without leaving the comfort of your desk. All classes are taught by subject-matter experts and all are archived. So if you can't attend live, attend at your convenience.