June 26, 2006

Walkie Talkie Watches

What would airport security say when you walk through with one of these watches sporting a large antenna? “All the intelligent features seem to be getting one-by-one on to your wrist be it Bluetooth technology or the walkie-talkie feature like this cool Walkie Talkie Watch. The hi-tech watch have a full clock function apart from its walkie-talkie function which makes it a private mobile radio-communicator. IWantOneOfThose reports that, “the high

Inside the Big Trak Toy

David Cook from the Robot Room has Reverse-Engineered the PCB for the Big Trak Toy. This is a toy that was built in the late 70s. It is interesting to see how things worked 25 years ago! “The motherboard is single layer/single sided. There are between 8 and 10 jumper wires acting as second-side traces on the component side. The PCB does not include a silkscreen (printed layer), so the

Solar Robotics

This is an neat little solar robot that would be cheap and easy to build. “Make your own solar powered robot at home using things you probably already have. Transistors, resistor, capacitor, solar battery and flashing LED are available at any electronic store, if you don’t already have them. Solar cells out of calculators work as well, you might want to use more than one since they are really small.

Electronic Parasite Zapper

I am not sure I have the guts to test this Electronic Parasite Zapper but it is novel idea. “The two coper pipe electrodes you hold in your hand enables the low voltage at certain frenquency to penetrate your body ,thus killing parasites and other bad organisims, although it may not be exsplained properly, but through exsperimentation of this circuit i accidently found this may be the electronic version for