Laser Harps look like lots of fun even though I probably wouldn’t be able to play a tune on one. I can just imagine putting some Easter eggs in there though! If you get the correct pre-programmed sequence it will play something amazing automatically. There will be more information about this build shortly over at cibomahto.com.
Puget Systems built a few versions of a Computer cooled using a Mineral Oil filled Fish Tank. They have run it in various forms for about a year and a half so far! I would have thought that this system would have lasted long enough to marvel at the feat but die a short time later. This project proves my prediction wrong. I don’t think I would recommend it
If you want to check to see what the power is really like that is feeding you high end audio system have a look at this Harmonic Distortion Meter project. It will allow you to have a closer look at the quality of your power. Read more here. "The 3rd harmonic distortion meter has been designed for measuring the quality of AC supply. The meter is built with a
Here is another cool iPhone projects that controls a RC car. Is the iPhone the new Swiss Army knife of portable electronics? "Controlling is very easy with the iPhone 3G. It has five buttons, four of them you can use for traditional „driving“ and when you press the last one, it unlocks the accelerometer control in the same way as in many driving games available on AppStore. Realization of
The guys from NerdKits have come up with a neat way to drive a small RC car using their iPhone. The video below goes through some of the details, if you have some similar ideas you can use their code as a starting point since they have made it available! "Layering different simple systems together to perform one complex task is really at the heart of what engineering is
If you are looking to make a cool Water Bottle Launcher that can launch 2 liter pop bottles with some good force have a look at this one at Science Toy Maker. Have a look here for full build instructions. "2-liter soda bottles turned water rockets are as shrieking good a time as a water park and a lot easier to build! They streak into the air faster than
Matt Meerian hacked an old intercom into a masterpiece by stuffing it with some electronics.This Ferris Bueller’s Day Off Joke Intercom System has the ability to play MP3 audio tracks with the touch of a call button. The entire thing is controlled by a central microcontroller and the attention to detail by using the old NuTone intercom helps pull off the effect. If you are interested in playing with
