These directions were adapted from alan-parekh.com. The IR Jammer project is microcontroller-based; what this means is there is a small self-contained computer that controls the unit. The IR Jammer will...
Posted by Alan Parekh
Categories: Computers & Mobile, Fun & Games | 2 Comments
The Evasive Beeping Thing is appropriately named, since it dutifully does exactly what its name implies: it sends out a 5-second, high-pitched beep every few minutes. The source is extremely...
Posted by Brad Graham
Categories: Fun & Games | No Comments
Back in the 1970s, my friend Wayne Gillis and I used to do light shows at science fiction conventions. We had the usual panoply of overhead, slide, and custom-made projectors,...
Posted by Jake Spurlock
Categories: Home, Music | No Comments
This DIY Geiger counter clicks and flashes an LED each time it detects a radioactive particle. It works with most common Geiger–Müller tubes, and easily connects to radiation rate meters,...
Posted by John Iovine
Categories: Science | No Comments
In early 2011 my robot club, the Dallas Personal Robotics Group, was looking for a way to help our beginning members build up their skills. To this end, we produced...
Posted by Doug Paradis
Categories: Electronics, Robotics | No Comments
I have always hated mowing the lawn. I was the guy who only mowed when the grass got to be 6" taller than the neighbors’ lawns — not because I...
Posted by J D Warren
Categories: Electronics, Arduino, Robotics | No Comments
Convert your DC motor into a dynamo and use it to generate light without batteries. All you need is some capacitors, a DC motor, diode, wire, gear system and LED....
Posted by Gerhard de la Mora
Categories: Electronics | No Comments
Make: Electronics is an electronics primer for the early 21st century. It’s written for the absolute beginner and all those who’ve wanted to learn electronics. Those who’ve wanted to build...
Posted by Charles Platt
Categories: Electronics | No Comments
It might have been Robots of Saturn that first got my young brain thinking about building a mechanical man. In that obscure 1962 sci-fi adventure novel, Dig Allen and his...
Posted by Gordon McComb
Categories: Computers & Mobile, Robotics | No Comments
Albert Einstein once wrote that God does not play dice with the universe. To which Niels Bohr (or Enrico Fermi) reportedly replied, “Stop telling God what to do with his...
Posted by John Iovine
Categories: Computers & Mobile, Science | No Comments
By Christie, Jim, John, and Terry Noe Our dog, Maggie, loves to run around in our big yard. But how do we fence her in? Building a 500-foot fence is...
Posted by Terry Noe
Categories: Hacks, Electronics, Home | No Comments
Back in the 1970s, my friend Wayne Gillis and I used to do light shows at science fiction conventions. We had the usual panoply of overhead, slide, and custom-made projectors,...
Posted by Mike Gould
Categories: Electronics, Music | No Comments
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