hackaday.com Archives - 02 September 2015, Wednesday

  • Save WiFi: Act Now To Save WiFi From The FCC | Hackaday

    hackaday.com 02 Sep '15, 11am

    Right now, the FCC is considering a proposal to require device manufacturers to implement security restricting the flashing of firmware. We posted something about this a few days ago , but completely missed out on a call to action. Contrary to conventional wisdom, we live under a syst...

  • Recycled Factory Recycles Soda Bottles

    Recycled Factory Recycles Soda Bottles | Hackaday

    hackaday.com 02 Sep '15, 8am

    All over the world, mountains of polyethylene terephthalate (PET) plastics are available for recycling in the form of soda bottles. And wherever there is enough cheap raw material, a market is sure to emerge for it. One brilliant inventor in Brazil has decided to capitalize on this ma...

  • Hackaday Prize Semifinalist: Bendy Solar Bluetooth Tags | Hackaday

    hackaday.com 02 Sep '15, 5am

    Last January, [DrYerzina]’s sister couldn’t find her cat. The family searched the neighborhood for two hours until the cat came out from underneath a bed, proving once again cats own humans, not the other way around. A solution to this problem would come in the form of technology, spe...

  • Nuclear Reactor Eye Candy From Around the World

    Nuclear Reactor Eye Candy From Around the World | Hackaday

    hackaday.com 02 Sep '15, 2am

    Everyone loves a field trip. It’s always fun to visit a manufacturing plant to see how the big-boys make all the cool toys we love. But there are a few places you might not want to go exploring, like inside a nuclear reactor. Well fear not, now you can spend as much time as you would ...

  • Seven Segment Clock Made From Scratch | Hackaday

    hackaday.com 01 Sep '15, 11pm

    [David Hopkins] built a seven segment clock, but not in a way you would think. Typically, if one wants to make something like this, one would start off with some seven segment LEDs. [David] wanted to kick it up a notch and use RGB LEDs to get access to the wide array of different colo...

  • Transformers, Birthday Cakes in Disguise

    Transformers, Birthday Cakes in Disguise | Hackaday

    hackaday.com 01 Sep '15, 8pm

    [Russel Munro] decided to go all-out for his son’s birthday cake: he made a Transformers robot cake that, well, transforms from a truck into a robot, Optimus Prime style . His impressive build has the actions of the original: first, the front rears up to lift the head, then the back l...

  • The Year of the Car Hacks

    The Year of the Car Hacks | Hackaday

    hackaday.com 01 Sep '15, 5pm

    With the summer’s big security conferences over, now is a good time to take a look back on automotive security. With talks about attacks on Chrysler, GM and Tesla, and a whole new Car Hacking village at DEF CON, it’s becoming clear that autosec is a theme that isn’t going away. Up unt...

  • Homebrew Analog Scope Project Log | Hackaday

    hackaday.com 01 Sep '15, 3pm

    [GK] had some old CRTs lying around, so naturally he decided to build an old school analog scope with one of them. Lucky for us, he’s been documenting his progress . Since it was a big project to tackle, he started out with Spice modeling to work out all the right values. Prototyping ...

  • The Eulogy of Local Hidden Variables

    The Eulogy of Local Hidden Variables | Hackaday

    hackaday.com 01 Sep '15, 2pm

    >”There’s no “spooky action at a distance” because the other photon’s polarization was never real in the first place, so you have no information transfer by defining that interaction.” Yes there is still “spooky action at a distance”. All we’ve established so far is that there are no ...

  • Better Image Capture for your Scanning Electron Microscope | Hackaday

    hackaday.com 01 Sep '15, 11am

    When you’ve got a scanning electron microscope sitting around, you’re going to find ways to push the awesome envelope. [Ben Krasnow] is upping his SEM game with a new rig to improve image capture (video link) and more easily create animated GIFs and videos. The color scheme of the SEM...

  • Arduino Video Over 2 Wires for Under $50: Mesa-Video | Hackaday

    hackaday.com 01 Sep '15, 8am

    If you want video support on your project, you might start from a device like a Raspberry Pi that comes with it built in. [Kevinhub88] doesn’t accept such compromises, so he and his Black Mesa Labs have come up with a whole new way to add video support to devices like the Arduino and ...

  • Hackaday Prize Semifinalist: Tact Tiles | Hackaday

    hackaday.com 01 Sep '15, 5am

    There are 3.6 Million deafblind people in the world, and by far their greatest problem is one of communication. For his entry for the Hackaday Prize, our own miracle worker on hackaday.io is creating a system that enables haptic communication for a variety of devices. It’s called Tact...

  • RC Lawnmower Has No Grass to Cut

    RC Lawnmower Has No Grass to Cut | Hackaday

    hackaday.com 01 Sep '15, 2am

    They say laziness and necessity is one of the greatest drives for invention. Whoever said that didn’t think about what happens when inventors are bored. [The Random Mechanic] decided to build himself a remote-controlled lawnmower , despite the terrible drought he’s been having — resul...

  • Custom Threaded Inserts for 3D Printing | Hackaday

    hackaday.com 31 Aug '15, 11pm

    There’s a variety of ways to add threaded holes to 3D printed objects. You can tap a hole, but the plastic isn’t always strong enough. Nut traps work, but aren’t very attractive and can be difficult to get exactly the right size. If you try to enclose them, you have to add a manual st...

  • Liquid Metal Changes Shape to Tune Antenna

    Liquid Metal Changes Shape to Tune Antenna | Hackaday

    hackaday.com 31 Aug '15, 8pm

    Antennas can range from a few squiggles on a PCB to a gigantic Yagi on a tower. The basic laws of physics must be obeyed, though, and whatever form the antenna takes it all boils down to a conductor whose length resonates at a specific frequency. What works at one frequency is subopti...

  • Want to Create a FabLab in your Garage? Start by Joining your Hackerspace

    Want to Create a FabLab in your Garage? Start by Joining your Hackerspace | Hackaday

    hackaday.com 31 Aug '15, 5pm

    Hackerspaces also demonstrate a workflow. For any tool we’d someday want in our garage, setting up a “toolchain” to make that tool useful is a non-trivial process, and we’re bound to have a series of questions. Take that CNC mill for example. To go from initial idea to final design ta...

  • Core Memory for the Hard Core

    Core Memory for the Hard Core | Hackaday

    hackaday.com 31 Aug '15, 3pm

    [Brek] needed to store 64 bits of data from his GPS to serve as a last-known-position function. This memory must be non-volatile, sticking around when the GPS and power are off. Solutions like using a backup battery or employing a $0.25 EEPROM chip were obviously too pedestrian. [Brek...

  • Beating the Casino: There is No Free Lunch

    Beating the Casino: There is No Free Lunch | Hackaday

    hackaday.com 31 Aug '15, 2pm

    When you are a hardware guy and you live in a time of crisis, sooner or later you find yourself working for some casino equipment company. You become an insider and learn a lot about their tricks. I’ve been in touch with that business for about 30 years. I made a lot of projects for g...

  • FCC Introduces Rules Banning WiFi Router Firmware Modification | Hackaday

    hackaday.com 31 Aug '15, 11am

    For years we have been graced by cheap consumer electronics that are able to be upgraded through unofficial means. Your Nintendo DS is able to run unsigned code, your old XBox was a capable server for its time, your Android smartphone can be made better with CyanogenMod, and your wire...

  • Building a Better Mousetrap With The Raspberry Pi | Hackaday

    hackaday.com 31 Aug '15, 8am

    Build a better mousetrap, and the world will beat a path to your door, but what about a smarter mousetrap? [Alain] decided to find out by making a Raspberry Pi-powered, Internet-connected smart trap . The brains of the operation is a Pi running Arch Linux. Connected to that is a IR tr...

  • Hackaday Prize Semifinalist: A Smart Battery Analyzer | Hackaday

    hackaday.com 31 Aug '15, 5am

    [K.C. Lee]’s entry for the Hackaday Prize won’t cure cancer, wipe a disease from the planet, stop an alien invasion, or save the world. His battery charger and analyzer is, however, a useful little device for determining the charge and discharge characteristics of batteries, and can a...

  • It’s 10 PM, Do You Know Where Your Space Station Is? | Hackaday

    hackaday.com 31 Aug '15, 2am

    I still remember the first time I saw a satellite, I was 12 years old and was camping far away from the city lights. As I gazed up at the night sky, I could actually track satellites with my naked eye as they zoomed across the night’s sky. It was amazing. Nowadays, it’s getting harder...

  • Hackaday Links: August 30, 2015 | Hackaday

    hackaday.com 30 Aug '15, 11pm

    A month ago, we ran a post about [Jim]’s rare and strange transparent microchips. He’s back at it again , this time taking a look at the inner workings of MOSFETs The Unallocated Space hackerspace is moving, and they’re looking for a few donations to get the ball rolling. Yes, it’s a ...

  • Cake Knife Tessellates Cake

    Cake Knife Tessellates Cake | Hackaday

    hackaday.com 30 Aug '15, 8pm

    Rectangles? Squares? Pie slices? Who says desert has to come in that shape? Why not triangles, circles, or even hexagons? Master of all things woodworking [Matthias Wandel] decided to solve this problem, and delved into a bit of metal working. Using a strip of 26 gauge stainless steel...

  • Use Your Mouse Pointer to Send Data | Hackaday

    hackaday.com 30 Aug '15, 5pm

    [Ido Gendel] was thinking about new and interesting ways to send data between devices, when he realized that the answer was right in his hand. Literally: he decided to try sending data using the mouse pointer . What he came up with was an interesting hack that uses small movements of ...

  • Go Forth on a Breadboard | Hackaday

    hackaday.com 30 Aug '15, 2pm

    Forth isn’t a shiny new programming language, but it has a staunch following because it is lightweight and elegant. The brainchild of [Chuck Moore], the language is deceptively simple. Words are character sequences delimited by spaces. In its simplest form, Forth knows a few basic wor...

  • Stuffing Everything on a DIP32 Package | Hackaday

    hackaday.com 30 Aug '15, 11am

    Putting an full microcontroller platform in a DIP format is nothing new – the Teensy does it, the Arduino nano does it, and a dozen other boards do it. [Alex] and [Alexey] aren’t content with just a simple microcontroller breakout board so they’re adding a radio, an OLED, an SD card r...

  • Voice Command with No Echo | Hackaday

    hackaday.com 30 Aug '15, 8am

    [Naran] was intrigued with the Amazon Echo’s ability to control home electronics, but decided to roll his own . By using a Raspberry Pi with the beta Prota OS, he managed to control some Phillips Hue bulbs and a homebrew smart outlet. Prota has a speech application, which made the job...

  • Hackaday Prize Semifinalist: A Better Smart Plug

    Hackaday Prize Semifinalist: A Better Smart Plug | Hackaday

    hackaday.com 30 Aug '15, 5am

    Walk into any home improvement store, and you’ll find dozens of smart accessories, home automation equipment, and WiFi-connected ephemera. The Belkin WeMo Insight is one of these devices, giving anyone with $60 and a WiFi network the ability to switch lights and appliances on and off ...

  • Wii MotionPlus Gyro to Microchip PIC | Hackaday

    hackaday.com 30 Aug '15, 2am

    Sometimes the most mundane products have surprisingly sophisticated internals. What’s in a game controller? If it is a Wii remote, you’ll find a lot inside–an IR sensor, Bluetooth, an accelerometer, and EEPROM. It also has a six pin expansion port that allows I2C peripherals connect t...