DIY - How to Make a Force Sensitive Resistor for about $20!

Here’s a cool DIY showing you how to make a force sensitive resistor for about $6-$20.
It’s a great way to build something that needs to sense “force” of something such as your hand strength, leg strength, etc…etc… In other words, you could build a soccer game machine with it.
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Solar Tree Collects energy during the Day and Poops it back at Night!

Here’s an interesting solar tree that collects energy during the day and emits pulses of lights at night.
Collects and stores solar energy during the day, emits controlled pulses of light at night. Pulse frequency: 0.2Hz
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DIY AVR tri-color LED controller
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Here’s an interesting AVR tri-color LED controller.
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DIY - How to Make a Wireless Accelerometer Mouse Pointer!
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This is a great project for your school final project.
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DIY HACK - How to make your own Automated “James Bond style” Party Room!
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One of our long-time readers and a winner of a free Green Laser, Brian Gaut from Schwippy, has made a new website explaining how to make the Emergency Party Button and transform your livingroom into an automated “Jame Bond style” party room.
As seen in the video, this is a great way to transform your livingroom into a party dance club.
Once Brian presses on the emergency party button, the curtain closes automatically, light dim out, then all the party lights, music, laser, steam, and strobe lights start coming out.
Really neat, great job Brian for finally documenting your party invention!
Basically, it is exactly what it sounds like; a button that instantly launches a party. When pressed, the blinds to my apartment close, the kitchen, hallway, dining room, and living room lights dim, the stereo starts blasting Haddaway - What Is Love, black lights turn on, laser lights start moving to the music, a strobe light goes on, and the fog machine starts up.
With another press of the button, the party is gone as easily as it started.
It may not be the most hi-tech thing in the world, but people sure as hell love it when they come over.

(The Emergency Party Button)

(Strobe Light)

(Fog Machine)
The parts are pretty discrete so if you live with your parents, you might even use this method to “hide” your weekend parties while your parents are gone.
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DIY - How to build your own G-Force Meter!
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Remember I did a G-Force Meter couple years ago? Here’s another cool DIY G-Force meter. The only difference it that it uses 7-segment display and a PIC18F series microcontroller.
After seeing so many applications using acceleromters making a simple project of my own with this cool sensor just seemed natural.
The main application of the accelerometer is either for sensing tilt or sensing acceleration. For this application A G-Force meter for my car will be made to see how many “G’s” I pull while driving.
Related:

How to make a G-force meter in 1 minute!
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DIY - Robotic Yellow Drum Machine plays Drums!

Wow, this has to be one of the cooler DIY robots I’ve seen in a long time. Basically, it plays drums. Not real drums, but it plays your household stuff like vases as drums. Beautifully done, we give it an A+ for the creators. (Btw, we are not selling the blog for $1000, our readers say it’s too cheap! How much should we sell it for? j/k April FOOLS!)
Notice how the robot first plays on the object it finds (or is forced to find by the angry cameraman), plays a small beat, and records the beat it plays on it. Then this recorded beat is played again, and it starts to play on the object (an belt tracks and everything else it has),and also playing this sampled beat
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Click to enjoy the video
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Atmel AVR HACK - Temperature Controller using Microcontroller AVR

Check out the Atmel AVR temperature controller hack, although I made a better one last year that can be controlled via ethernet, the case looks awesome!
Wine doesn’t like subzero temperatures, and during wintertime, my “winecellar” got pretty cold.
There was an electric heating element, but the thermostat was broken, so it was either full burn or nothing.That’s how the temperature monitor/controller came to be.
It was an obvious task for a small processor and I’ve always wanted to test the Dallas temperature sensors.So, I designed this little device which could monitor the temperature and control the heater.
via Aboutmicrocontroller.blogspot.com




















