hackaday.com Archives - 04 March 2015, Wednesday

  • Retrotechtacular: Crystals Go to War | Hackaday

    hackaday.com 03 Mar '15, 3pm

    Crystals are somewhat sensitive to radiation damage. Natural quartz is much more sensitive than artificially grown crystals, and sensitivity can be further reduced by sweeping the crystal – heating the crystal to at least 400 °C in a hydrogen-free atmosphere in an electric field of at...

  • Origami Busts a Move with Dancing Paper

    Origami Busts a Move with Dancing Paper | Hackaday

    hackaday.com 03 Mar '15, 12pm

    Origami cranes are cool, but do you know what’s cooler? Origami cranes dancing to the beat. That’s the challenge [Basami Sentaku] took on when he created Dancing Paper (YouTube link). You might remember [Basami] from his 8 bit harmonica hack. In Dancing Paper, paper cranes seem to dan...

  • BeagleSNES for Game Boy, Game Boy Advance, NES, and – yes – SNES | Hackaday

    hackaday.com 03 Mar '15, 9am

    By far the most common use for the Raspberry Pi is shoving a few dozen emulators on an SD card and calling it a day. Everybody’s got to start somewhere, right? There are other tiny, credit card-sized Linux boards out there, and [Andrew] is bringing the same functionality of the Raspi ...

  • Fix a Broken DS by Removing a Screen

    Fix a Broken DS by Removing a Screen | Hackaday

    hackaday.com 03 Mar '15, 6am

    There are apparently a lot of broken Nintendo DS Lites out and about on eBay, and [Fede] has gotten his hands on one. His idea was to essentially turn one of these DS Lites into a SS (single screen?) (.es, Google translate ) by modding the case, and he’s done it with pretty spectacula...

  • The Hard Drive MIDI Controller

    The Hard Drive MIDI Controller | Hackaday

    hackaday.com 03 Mar '15, 3am

    [shantea] builds MIDI controllers, and after a successful first endeavor with a matrix of buttons and knobs, he decided to branch out to something a little bit cooler. It’s called Ceylon, and it’s effectively a turntable controller built from an old hard drive. As a contrast to the fi...

  • RetroPie Turned Game Gear

    RetroPie Turned Game Gear | Hackaday

    hackaday.com 03 Mar '15, 12am

    Running vintage console emulators on a Raspberry Pi seems to be the thing all the cool kids are doing. The coolest RetroPie builds take a vintage console – usually of the Nintendo genus – stuff a Raspi in there somehow, and Bob’s your uncle. [Phil Herlihy] over at Adafruit is throwing...

  • Building a Transcutaneous Electrical Nerve Stimulation Device in a Weekend | Hackaday

    hackaday.com 02 Mar '15, 9pm

    Now *that’s* contributing something to HAD in a meaningful way! Drop insults, offend large groups of people without meaning to (I’m giving you the benefit of the doubt there), say nothing useful, and try to rickroll people in a method so poor that it doesn’t even work (oops!). I, for ...

  • Using The Red Pitaya As An SDR | Hackaday

    hackaday.com 02 Mar '15, 6pm

    The Red Pitaya is a credit-card sized board that runs Linux, has Ethernet, and a good bit of RAM. This sounds a lot like a Raspberry Pi and BeagleBone Black, but the similarities end there. The Red Pitaya also has two RF inputs, two RF outputs, and a load of digital IOs, all connected...

  • The Wisest Wizard Doesn’t Drink from Cans

    The Wisest Wizard Doesn’t Drink from Cans | Hackaday

    hackaday.com 02 Mar '15, 3pm

    “Wizard Staff” or “Wisest Wizard” is a drinking game played at parties where the attendees participate by taping the empty cans of the drinks they’ve consumed on top of one another to form a staff of inebriated power. A person with a longer staff is considered to be at a higher level ...

  • NXP & Freescale Merge | Hackaday

    hackaday.com 02 Mar '15, 2pm

    Buyouts, acquisitions, and mergers of semiconductor companies are not unfamiliar territory for anyone who deals with chips and components for a living. Remember Mostek? That’s STMicroelectronics now. The switches used to type this post – Cherry blues – were made by ON Semiconductor. R...

  • Sodium Pickle Lights

    Sodium Pickle Lights | Hackaday

    hackaday.com 02 Mar '15, 12pm

    A few weeks ago, the folks at the 23b hackerspace held Sparklecon , an event filled with the usual infosec stuff, locks and lockpicking, and hardware. A con, of course, requires some cool demonstrations. They chose to put a pickle in an arc welder , with impressive results. This build...

  • Laser-Cut Clock Uses Planetary Gear

    Laser-Cut Clock Uses Planetary Gear | Hackaday

    hackaday.com 02 Mar '15, 6am

    [wyojustin] was trying to think of projects he could do that would take advantage of some of the fabrication tech that’s become available to the average hobbyist. Even though he doesn’t have any particular interest in clocks, [wyojustin] discovered that he could learn a lot about the ...

  • An Upgrade To A Raspberry Pi Media Server

    An Upgrade To A Raspberry Pi Media Server | Hackaday

    hackaday.com 02 Mar '15, 3am

    For the last few years, [Luke] has been running a music server with a Raspberry Pi. With the new Raspberry Pi 2 and its quad core processor, he thought it was time for an upgrade . The build consists of a Raspi 2, a HiFiBerry Dac to address the complaints of terrible audio on the Pi, ...

  • Low-Voltage Tesla Coil Uses a Relay Instead of a Spark Gap

    Low-Voltage Tesla Coil Uses a Relay Instead of a Spark Gap | Hackaday

    hackaday.com 02 Mar '15, 12am

    [Teodor] writes in with a unique Tesla coil he designed and built. Unlike most Tesla coils, [Teodor]’s design is able to run with a fairly low input voltage because it doesn’t use a static spark gap like most Tesla coils. Instead, his coil uses a relay in place of a spark gap . [Teodo...

  • Hackaday Links: March 1, 2015 | Hackaday

    hackaday.com 01 Mar '15, 9pm

    The somewhat regular Hardware Developers Didactic Galactic was a few days ago in San Francisco. Here’s the video to prove it . Highlights include [James Whong] from Moooshimeter , the two-input multimeter, [Mark Garrison] from Saleae , and a half-dozen other people giving talks on how...

  • Automated Pocky Dispenser

    Automated Pocky Dispenser | Hackaday

    hackaday.com 01 Mar '15, 6pm

    For those of you who’d like to know, a Pocky is a chocolate-coated biscuit stick, although you can also buy it in other flavors. You can grab one from a box, but maybe it tastes better when you dispense it by banging a big red button. [Michael] says he used incredibly advanced constru...

  • Retro Edition: VCF East, April 17 – 19 | Hackaday

    hackaday.com 01 Mar '15, 3pm

    Around this time last year we were planning our trip to the Vintage Computer Festival East in Wall, NJ. This year we’re doing it all over again , and according to the announcements coming out of the planning committee, it’s going to be a very, very cool event. This year marks fifty ye...

  • Reverse Engineering Wireless Temperature Probes | Hackaday

    hackaday.com 01 Mar '15, 12pm

    [bhunting] lives right up against the Rockies, and for a while he’s wanted to measure the temperature variations against the inside of his hour against the temperature swings outside. The sensible way to do this would be to put a few wireless temperature-logging probes around the hous...

  • Cardboard CNC Machine Boxes Up both a Tool and a Framework

    Cardboard CNC Machine Boxes Up both a Tool and a Framework | Hackaday

    hackaday.com 01 Mar '15, 9am

    Want to build up a desktop CNC machine without breaking your pocketbook? [James Coleman], [Nadya Peek], and [Ilan Moyer] of MIT Media Labs have cooked up a modular cardboard CNC that gives you the backbone from which you can design your own machine. The CNC build comprises of design i...

  • Putting Oculus Rift on a Robot | Hackaday

    hackaday.com 01 Mar '15, 6am

    Many of the early applications for the much anticipated Oculus Rift VR rig have been in gaming. But it’s interesting to see some more useful applications besides gaming, before it’s commercial release sometime this year. [JoLau] at the Institute i4Ds of FHNW School of Engineering want...

  • Bypassing the Windows Lock Screen

    Bypassing the Windows Lock Screen | Hackaday

    hackaday.com 01 Mar '15, 3am

    Most of us know that we should lock our computers when we step away from them. This will prevent any unauthorized users from gaining access to our files. Most companies have some sort of policy in regards to this, and many even automatically lock the screen after a set amount of time ...

  • DIY Speaker Build

    DIY Speaker Build | Hackaday

    hackaday.com 01 Mar '15, 12am

    There is something refreshing about a neat, portable audio hack – especially one than involves making a DIY Speaker Box from scratch. [Dave] had some time to spare and his ShapeOko was lying idle and hankering for some attention. He needed a small speaker that he could place outside w...

  • Laser Cut Settlers of Catan Board = Best Christmas Gift Ever

    Laser Cut Settlers of Catan Board = Best Christmas Gift Ever | Hackaday

    hackaday.com 28 Feb '15, 9pm

    [JoshBaker] wanted to make something special for his brother this past Christmas. He decided on making a wooden game board version of the Settlers of Catan game . [Josh] used CorelDraw to construct the vector images needed for the board. Then, he set out cutting the base, engraving an...

  • Beating Super Hexagon with OpenCV and DLL Injection

    Beating Super Hexagon with OpenCV and DLL Injection | Hackaday

    hackaday.com 28 Feb '15, 6pm

    Every few months a game comes along which is so addictive, players can’t seem to put it down – no matter how frustrating it may get. Last year one of those games was Super Hexagon. After fighting his way through several levels, [Val] decided that designing a bot to beat the game would...

  • Walk Like A Xenomorph

    Walk Like A Xenomorph | Hackaday

    hackaday.com 28 Feb '15, 3pm

    [James Bruton] is busy working on his latest project, a “scrap metal sculpture”-inspired Alien Xenomorph suit. However, he wanted to get a boost in height as well as a digitigrade stance. To that end, [James] 3D-printed a pair of customized stilts . Each stilt consisted of a lifter wi...

  • Raspberry Pi GSM Hat

    Raspberry Pi GSM Hat | Hackaday

    hackaday.com 28 Feb '15, 12pm

    The Spark Electron was released a few days ago, giving anyone with the Arduino IDE the ability to send data out over a GSM network. Of course, the Electron is just a GSM module tied to a microcontroller, and you can do the same thing with a Pi , some components, and a bit of wire. The...

  • Adam Savage’s First Order of Retrievability Tool Boxes

    Adam Savage’s First Order of Retrievability Tool Boxes | Hackaday

    hackaday.com 28 Feb '15, 9am

    Let’s face it, we’re all a bit obsessed with tools. Whether it’s an oscilloscope or a screwdriver, having just the right tool can be the difference between loving what you are doing, or dreading it. But oddly enough, not much is talked about tool organization. We tend to think that ho...

  • DSP 01: Real, Legit Audiophile Goodness

    DSP 01: Real, Legit Audiophile Goodness | Hackaday

    hackaday.com 28 Feb '15, 6am

    About six months ago, we saw [tshen2]’s work on the DSP 01, a 2-input, 6-output DSP and crossover for extreme audiophiles, and we’re not talking about oxygen free rooms here. The DSP 01 turns a USB audio output into six outputs that will give you perfectly flat eq across bass, mids, a...

  • Stumbling Upon an Uber Vulnerability

    Stumbling Upon an Uber Vulnerability | Hackaday

    hackaday.com 28 Feb '15, 3am

    [Nathan] is a mobile application developer. He was recently debugging one of his new applications when he stumbled into an interesting security vulnerability while running a program called Charles. Charles is a web proxy that allows you to monitor and analyze the web traffic between y...

  • ChipWhisperer Hits Kickstarter

    ChipWhisperer Hits Kickstarter | Hackaday

    hackaday.com 28 Feb '15, 12am

    Even the most well designed crypto algorithms can be broken if someone is smart enough to connect an oscilloscope to a processor. Over the last 15 years or so, an entire domain of embedded security has cropped up around the techniques of power and side channel analysis. The tools are ...