Fresh hacks every day
Xbee sensors at Lowe’s?
Lowe’s, the home improvement big box store, is selling some home automation items which might be Xbee compatible. They’re being sold under the brand name Iris. There is some debate as to whether they’re Xbee, or just 802.15.4 hardware. Either way they might be worth checking out for your wireless projects.
Father sword replica … Read the rest
Batman’s ability to fly is a falsehood. Or at least so says science. We didn’t know science was into disproving super-hero movies (that’s a deep well to drink from) but to each his own. But back in December the Journal of Physics Special Topics took on the subject with their scholarly paper entitled Trajectory of a Falling Batman. The equations … Read the rest
[Chris] over at the New Hobbyist sent in his latest creation, a wireless light switch hidden within a statue bust. While shopping around for another project, he came across a wireless relay that can can be used to switch a standard 120v AC load. He bought the part without a project in mind, but inspiration quickly struck. Some of … Read the rest
[Matt Meerian] introduced us to his kludge of cardboard, tape, mirrors, and electronics in the form of a clever non lethal robin trap. Whenever a pesky robin would enter the box, a sensor is triggered, the solenoid drops a lid, and the bird is contained (and we assume taken far away after that).
Of course the plan backfired; we … Read the rest
Want to enter your hidden lair in style? Well [Jimmy] simply wanted to create a cool prop for his school’s homecoming dance. This project includes some obvious inspiration from Wayne Manor. [Jimmy] wired up the automated entrance with a 12VDC motor. In order for it to be able to push the door , the motor had to be attached … Read the rest
[Tony Messina] had been fascinated with bat’s echolocation since he was a kid. After he retired, he decided to act on this fascination and built a simple bat detector.
The simple bat detector uses frequency division to lower the bat’s chirping to a frequency we can hear. For example, if a bat is calling at 91kHz the system will … Read the rest
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