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We love looking at roll-your-own wristwatch projects. Getting a project small enough to carry around on your wrist is a real challenge. But we think the OTM-02 wristwatch really hit the form factor right on the mark. OTM stands for Open source Time Machine. It's the work of [Hairy Kiwi] and he managed to bring the guts of the watch in at a thickness between 6.5 and 7mm. That includes the LCD, … [Read more...]
If you've ever worried about your car getting stolen this hack can help give you some piece of mind. It's a cellular enabled geolocation device. These things have been in use for some time, the most common brand we know of is the LoJack. That company gives you a little box to install on the vehicle and if it ever goes missing they can grab the coordinates and forward them to the authorities. This … [Read more...]
This slmwtch lives up to its name. When the LCD screen is folded back onto the PCB the entire thing comes in at just 2.35mm. That's including a coin-cell battery not shown above. Wow! Part of what makes this possible is the specialized PCB design. [Anders] didn't want to add more thickness than the screen and battery so he make a cutout in the PCB design to accept each component. In this image … [Read more...]
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