June 2006

$10,000 Dual T1 Wireless Transmitter
Other

4

Ever want to know how a WiFi site works, this video gives some interesting behind the scenes information. For about $10,000 you can have a dual T1 wireless transmitter that can serve 200 customers. “We visit a commercial “WiFi Site” and look inside to see what makes it work. Plus, there’s a short segment on “Emergency Power”.”

Tactical Sniper Watch
Cool Gadgets

1

When is a watch more than a method of telling time? When it can calculate ballistics trajectories! That is what the Tactical Sniper Watch can do. The ENIAC was doing the same thing but it was a bit bigger. “Calculate point of impact by inputting critical variables that determine elevation and wind adjustments. Works on all MILDOT, TMOA, SMOA and clicking rifle scopes. Punch in data about the ammunition you

Peltier CAN cooler
Cool Gadgets

1

Valojuova from Finland has created a crazy DIY invention for cooling a can. The Peltier CAN cooler uses the peltier effect for cooling. Looking to cool a bit more with a peltier device? Check this out. “PWM controlled peltier cooler, 12V, 80W peltier. I can holder was lathed from aluminium by some other students. I just gave him the blueprints. Hot side is cooled with Igloo 7200 Light. I haven’t

Sponge Bob's Patrick USB-Stick
DIY Hacks

6

Seems that there is no end to the inventiveness of people out there. Kees Ricken has hacked his USB drive into something unique. “After about 9 months of use my Apacer Handysteno USB-memory stick casing was damaged so badly that I decided to make a new casing. But what to use… So, I went looking in shops for something that I could use as a new casing for my memory-stick.

EM Rocket
Crazy Hacks

10

Fast MHz has made another EM rocket. You might remember their other EM projects from a few months ago. “Hi all…after seeing my gauss gun appreciated here, I figure I’ll share my latest gadget: EM Rockets! That’s right, “rockets” launched with nothing more than electricity. Unlike gauss guns/coilguns, which are reluctance based, these are induction based…electricity goes through a coil, which imparts a current into aluminum, which then itself becomes

DIY Optical Disc Duplicator
Cool Gadgets

Interesting CD changer contraption. I am all for automating boring processes! “The software for this gadget is relatively simple. I wrote a simple command line driven program that sequences the machine through picking a CD from the tray and dropping it in the middle, and piking up a CD from the stack on the left, and dropping it in the tray. The software also has some manual controls, which I