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
The prize this week is a another clamp meter. This contest will run for one week (Oct 18 – Oct 23, 2008) . Ending time is based on central standard time. To enter, identify the item pictured above and give an example of what can be done with it. Please do not give the answer in the comments. Send an email to contest @ hackedgadgets.com with "Name the Thing
This DIY Wind Turbine looks like it would have been lots of fun to build. This is just one of the cool creations that Mike Davis has put together. Have a look at his main page only if you have an hour or so of free time to look around. 🙂 "I started by Googling for information on home-built wind turbines. There are a lot of them out
Funky Alex has come up with a cool Dual Speaker Laser X/Y Mirror Display. I think with just a bit more volume or some speakers with a longer throw the display would be big and bold. "I have accomplished with laser show program for mac(is also possible with a frequency generator program)and music cool effects. The vibrations from the 2 base speakers (with 1 mirror an each speaker) makes
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
With inspiration from this Sprites Mods hack, Bidouille.org has done a cool new version of the hack. Using an Arduino Microcontroller and some custom code the data from the Agilent technologies chip is retrieved. Have a look at this document (PDF) for some more details on what makes the technology work. "Relationship to Object Motion The relationship between the optical flow in the image plane and the velocities of
Gary Eneberg has made a great looking pair of speakers and documented the steps. For a total cost of $430 US it is a fantastic deal for such a nice piece of work. "The enclosures were made using 3/4" Baltic Birch plywood except for the front baffle which consists of two pieces of 1/2" plywood laminated together. The inner piece of the front baffle fits tightly into the cabinet
