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China x86 Chips Hitting the Market
Last year, fabless chip maker Zhaoxin announced they were readying a multicore x86-compatible CPU. According to media reports, the chips are showing up on Chinese marketplaces like Taobao shipping...
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Hoverboard Grows Up, Becomes Magnetic Drill Press
If you need to drill metal in tight places, the magnetic drill press, or mag drill is your BFF. The idea here is that a drill press with an electromagnetic base can go anywhere, and even drill...
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Solving The Mysteries Of Grounding While Improving A Power Supply
Grounding problems and unwanted noise in electrical systems can often lead to insanity. It can seem like there’s no method to the madness when an electrical “gremlin” caused by one of these things...
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Ham Antennas From MIT
Dealing with an antenna is one of those topics we never feel like we know enough about. MIT had a live stream of [Dr. Kiersten Kerby-Patel] discussing antennas in a talk, sponsored by the ham radio...
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Debugging PCBs with Augmented Reality
Mihir Shah has designed many a PCB in his time. However, when working through the development process, he grew tired of the messy, antiquated methods of communicating design data with his team....
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3D Printed GIFs For Stop Motion Memes
Lithophanes are nothing new, with examples going back to the 1800s. But they’ve become popular again thanks to the ease of which these pieces of artwork can be 3D printed. While the Internet would be...
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Micro Macro Keyboard Makes a Major Difference
Media keyboards are nice in theory. But in practice they never have all the keys you want, and they almost always have a few you don’t. Sure, you could maybe reassign the ones you don’t use, but then...
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Array of Useless Machines is Useless
What’s the collective noun for a group of useless machines? A passel of useless machines? A failure? A waste? A 404? Whatever you want to call it, [Martin Raynsford] has produced one here with this...
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Lighting Up Your Spectrespecs
In the ever-popular world of Harry Potter, a pair of Spectrespecs are useful if you’re hunting for wrackspurts and nargles. While we’ve never spotted either of these creatures ourselves, if you’d like...
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Tool Writes Your PWM Code for You
The good thing about computers is they do your work for you, right? If you are a programmer, that doesn’t always seem to be a true statement. [Runtimemicro] has the answer, at least if you are writing...
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Custom Laser Tag Rifle Packs A Sonic Punch
Laser tag is rarely (if ever) referred to as “The Sport of Kings”, but is a fun pastime nonetheless. While some are content to play with off-the-shelf toys, others prefer to make their own gear to...
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Watch Your Life Tick Away with This Lifetime Countdown Clock
Good news, everyone! Now you can have an ongoing existential crisis, every second of your ever-dwindling life with this personal life countdown timer. Why would anyone want to be confronted by a count...
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Laser Etches Solar Absorbing Material
Having a laser cutter these days isn’t a big deal. But [Chunlei Guo], a professor at the University of Rochester, has a powerful femto-second pulse laser and used it to create what might be the...
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Rollbot Crams Ten Arms Onto One Wheel
It’s not every day that we see someone trying something new with robot locomotion, but [kong]’s robot Rollyboi was made to do exactly that by mixing up the usual robot-wheel-motor layout. Instead of...
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Mitch Altman Asks How You’re Using Your Life
This talk will probably make you a bit angry. You might be upset with some of Mitch Altman’s views or his hyperbole in describing them. Or you might be upset because you totally agree with his views...
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A Laser Drawing Machine for Flashes of Creativity
Ahh, midterms. Some students blow off steam between study sessions by playing video games or just zoning out. While those kids were all distracted, [Justinwong777] and his buddy [Brett] found a bunch...
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Stylish Outfit Packs A Solar Charging Rig
Being out and about with your devices rapidly running out of battery power can rapidly turn into a sticky situation. Suddenly you find yourself unable to hail rideshares and incapable of transferring...
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Hacking Multiplication: Binary Multiply on Paper
We’ve often noted that whether had ancient man known binary, we could all count to 1023 on our fingers. We thought about that while watching [Numberphile’s] latest video about “Russian” multiplication...
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A Very Buttoned Up Raspberry Pi Media Server
Projects that turn the Raspberry Pi into a low-cost Network Attached Storage (NAS) solution are very common; all you need is the right software, the Pi itself, and some USB storage devices. But unless...
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Generate 3D Printable QR Codes With this Web Tool
Since most people are carrying a camera-equipped computer in their pockets these days, QR codes can be a great way to easily share short snippets of information. You can put one on your business card...
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