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https://hackaday.com/2017/04/23/hackaday-prize-entry-memes/ | Hackaday Prize Entry: Memes | Brian Benchoff | [
"The Hackaday Prize"
] | [
"2017 Hackaday Prize",
"lel dank meme",
"Meme",
"memes"
] | Snap, Inc., the company behind Snapchat, is branding itself as a hardware company. What hardware does Snap make? Spectacles, or a camera attached to a pair of sunglasses. Snap, Inc. has a market value of around $30 Billion USD.
For his Hackaday Prize entry, [William Glover]
is building a device that’s easily worth $100... | 13 | 9 | [
{
"comment_id": "3537959",
"author": "Clovis Fritzen",
"timestamp": "2017-04-23T20:26:34",
"content": "Interesting, indeed!.These guys seem to be using a bunch of nice tech with the *wrong* purpose; image processing, A.I, embedded linux and cats: that all could be retrofitted to make a self-guided r... | 1,760,374,857.467519 | ||
https://hackaday.com/2017/04/23/this-hacker-fit-an-entire-retropie-in-an-altoids-tin/ | This Hacker Fit An Entire RetroPie In An Altoids Tin | Brian Benchoff | [
"Raspberry Pi"
] | [
"raspberry pi",
"retropie"
] | A few months ago, [wermy] built the mintyPi, a Raspberry Pi-based gaming console that fits inside an Altoids tin. It’s amazing — there’s a composite LCD, an audio DAC, and a chopped up Nintendo controller all connected to a Raspberry Pi for vintage gaming goodness on the road. Now, there’s a new mintyPi.
The mintyPi 2.... | 29 | 13 | [
{
"comment_id": "3537763",
"author": "Clay",
"timestamp": "2017-04-23T17:18:58",
"content": "What, no mention of ginger Altoids?Oh, I see, they’re no longer made. What a crock of hooey.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "3537846",
"autho... | 1,760,374,857.420152 | ||
https://hackaday.com/2017/04/23/the-raspberry-pi-as-an-ir-to-wifi-bridge/ | The Raspberry Pi As An IR To WiFi Bridge | Brian Benchoff | [
"home entertainment hacks",
"Raspberry Pi",
"Slider"
] | [
"ir",
"lirc",
"raspberry pi",
"Raspberry Pi Zero W",
"sonos"
] | [Jason] has a Sonos home sound system, with a bunch of speakers connected via WiFi. [Jason] also has a universal remote designed and manufactured in a universe where WiFi doesn’t exist. The Sonos can not be controlled via infrared. There’s an obvious problem here, but luckily tiny Linux computers with WiFi cost $10, an... | 28 | 8 | [
{
"comment_id": "3537668",
"author": "jensma (@jenschma)",
"timestamp": "2017-04-23T14:46:56",
"content": "Where can you get a pi zero for $10?",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "3537689",
"author": "kaidenshi",
"timestamp": "2017... | 1,760,374,858.067257 | ||
https://hackaday.com/2017/04/21/hackaday-prize-entry-portable-led-flash-for-photography/ | Hackaday Prize Entry: Portable LED Flash For Photography | Lewin Day | [
"LED Hacks",
"The Hackaday Prize"
] | [
"2017 Hackaday Prize",
"flash",
"led",
"photography"
] | Photography is all about light. It’s literally right there in the name – stemming from the Greek word,
photos.
This is why photographers obsess over the time of day of a shoot, why Instagrammers coalesce around landmarks at sunset, and why a flash helps you take photos in darkness. Historically, flashes have worked in ... | 24 | 6 | [
{
"comment_id": "3535921",
"author": "secretsather",
"timestamp": "2017-04-21T18:50:20",
"content": "I’ve done something similar in the recent past…https://www.youtube.com/watch?v=-BxzS9o3Gj4",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "3536090",
"... | 1,760,374,858.131292 | ||
https://hackaday.com/2017/04/21/ask-hackaday-why-did-modular-smart-phones-fail/ | Ask Hackaday: Why Did Modular Smart Phones Fail? | Jack Laidlaw | [
"Ask Hackaday",
"Hackaday Columns",
"hardware"
] | [
"cell phone",
"fail",
"google ara",
"LG",
"modular cell phone",
"modular phone",
"modular smart phone",
"motorola",
"smart phone"
] | Remember all the talk about modular smart phones? They sounded amazing! instead of upgrading your phone you would just upgrade the parts a bit like a computer but more simplistic. Well it seems
modular phones are dead
(video, embedded below) even after a lot of major phone manufacturers were jumping on the bandwagon. E... | 96 | 41 | [
{
"comment_id": "3535799",
"author": "ellisgl",
"timestamp": "2017-04-21T17:03:45",
"content": "I want a thick phone (huge battery!), with a slide out keyboard, 5.5″ screen, IR, serial connection, and all the bells and whistles from phones past to today!",
"parent_id": null,
"depth": 1,
... | 1,760,374,857.982359 | ||
https://hackaday.com/2017/04/21/do-something-constructive-tomorrow/ | Do Something Constructive Tomorrow | Brian Benchoff | [
"The Hackaday Prize"
] | [
"2017 Hackaday Prize",
"Hackaday Prize",
"World Create Day"
] | This Saturday is a great day to change the world. It’s Earth Day. There’s a National March for Science where millions will demand evidence-based change. We’re doing our own thing.
We’re leading a World Create Day
, where hackers gather ’round the soldering iron and find solutions to problems we all face.
Over the last ... | 20 | 12 | [
{
"comment_id": "3535842",
"author": "Biomed",
"timestamp": "2017-04-21T17:39:14",
"content": "We?",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "3535853",
"author": "le user",
"timestamp": "2017-04-21T17:49:46",
"content": "I personally can vouch ... | 1,760,374,857.578692 | ||
https://hackaday.com/2017/04/21/automated-parts-counter-helps-build-a-small-business/ | Automated Parts Counter Helps Build A Small Business | Dan Maloney | [
"Misc Hacks",
"Robots Hacks"
] | [
"arduino",
"business",
"counting",
"gears",
"kit biz",
"kitting",
"parts",
"sorting",
"steppers"
] | We love to see projects undertaken for the pure joy of building something new, but to be honest those builds are a dime a dozen around here. So when we see a great build that also aims to enhance productivity and push an entrepreneurial effort along, like
this automated small parts counter
, we sit up and take notice.
... | 28 | 13 | [
{
"comment_id": "3535683",
"author": "electrobob",
"timestamp": "2017-04-21T15:35:07",
"content": "Gorgeous!",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "3539041",
"author": "radiusmike",
"timestamp": "2017-04-24T04:28:01",
"content... | 1,760,374,857.638892 | ||
https://hackaday.com/2017/04/21/iot-security-is-hard-heres-what-you-need-to-know/ | IoT Security Is Hard: Here’s What You Need To Know | Jack Laidlaw | [
"Featured",
"Original Art",
"Security Hacks",
"Skills",
"Slider"
] | [
"brute force",
"cross-site scripting",
"hashing",
"IoT",
"iot security",
"passwords",
"server security",
"xss"
] | Security for anything you connect to the internet is important. Think of these devices as doorways. They either allow access to services or provides services for someone else. Doorways need to be secure — you wouldn’t leave your door unlocked if you lived in the bad part of a busy city, would you? Every internet connec... | 69 | 25 | [
{
"comment_id": "3535619",
"author": "Steven Clark",
"timestamp": "2017-04-21T14:38:04",
"content": "If using SSH maybe consider disabling password login altogether. SSH keys are much harder to crack than passwords. On the client they can be locked with a keyphrase. Newer servers can allow requir... | 1,760,374,857.850405 | ||
https://hackaday.com/2017/04/21/simple-scanner-finds-the-best-wifi-signal/ | Simple Scanner Finds The Best WiFi Signal | Dan Maloney | [
"Radio Hacks",
"Wireless Hacks"
] | [
"Beam Antenna",
"ESP8266",
"gimbal",
"radio direction finding",
"RDF",
"RSSI",
"scanning",
"wifi",
"yagi",
"yagi-uda"
] | Want to know which way to point your WiFi antenna to get the best signal? It’s a guessing game for most of us, but a quick build of
a scanning WiFi antenna
using mostly off-the-shelf components could point you in the right direction.
With saturation WiFi coverage in most places these days, optimizing your signal might ... | 8 | 4 | [
{
"comment_id": "3535427",
"author": "Luke Weston",
"timestamp": "2017-04-21T11:13:39",
"content": "“traded narrow beam width for gain”Narrow beam width and high directionality means high antenna gain – that’s what antenna gain is!",
"parent_id": null,
"depth": 1,
"replies": [
{
... | 1,760,374,857.514949 | ||
https://hackaday.com/2017/04/21/put-plasma-to-work-with-this-basic-toolkit/ | Put Plasma To Work With This Basic Toolkit | Dan Maloney | [
"chemistry hacks",
"Misc Hacks"
] | [
"deposition",
"ionization",
"magnetron",
"microwave oven transformer",
"MOT",
"plasma",
"vacuum"
] | Fair warning: [Justin Atkin]’s video on
how to make plasma, fusors, and magnetrons
is a bit long. But it’s worth watching because he’s laying a foundation for a series of experiments with plasma, which looks like it will be a lot of fun.
After a nice primer on the physics of plasma, [Justin] goes into some detail about... | 15 | 5 | [
{
"comment_id": "3535635",
"author": "jrfl",
"timestamp": "2017-04-21T14:56:08",
"content": "Because instead of using the variac, he is using 2 pieces of carbon rod dipped in a bucket of NaOH as a variable resistor. AKA the ‘scariac’",
"parent_id": null,
"depth": 1,
"replies": []
},
... | 1,760,374,857.35432 | ||
https://hackaday.com/2017/04/23/gawkerbot-is-watching-you/ | Gawkerbot Is Watching You | Adam Fabio | [
"3d Printer hacks",
"Robots Hacks"
] | [
"animatronic",
"art",
"gaze",
"robot",
"stare"
] | While sick with the flu a few months ago, [CroMagnon] had a vision. A face with eyes that would follow you – no matter where you walked in the room. He brought this vision to life
in the form of
Gawkerbot. This is no static piece of art. Gawkerbot’s eyes slowly follow you as you walk through its field of vision. Once t... | 13 | 8 | [
{
"comment_id": "3537331",
"author": "neon22",
"timestamp": "2017-04-23T11:23:18",
"content": "You’d think an OpenCV approach would be better but actually I like the hysteresis on its delayed response…",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "3537383",
... | 1,760,374,858.183703 | ||
https://hackaday.com/2017/04/23/a-cool-mist-that-dries-your-clothes/ | A Cool Mist That Dries Your Clothes | Mike Szczys | [
"green hacks",
"home hacks"
] | [
"clothes dryer",
"cool mist",
"Department of Energy",
"dryer",
"ge",
"piezo",
"ultrasonic",
"ultrasonic transducer"
] | This one is both wild enough to be confused as a conspiracy theory and common sense enough to be the big solution staring us in the face which nobody realized. Until now. Oak Ridge National Laboratory and General Electric (GE), working on a grant from the US Department of Energy (DOE), have been playing around with new... | 77 | 27 | [
{
"comment_id": "3537228",
"author": "Cyk",
"timestamp": "2017-04-23T08:24:20",
"content": "I wonder how this dryer will cope with forgotten coins.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "3537231",
"author": "jpa",
"timestamp": "2017-0... | 1,760,374,858.294913 | ||
https://hackaday.com/2017/04/22/retrofitting-an-amstrad-cpc6128-with-a-floppy-emulator/ | Retrofitting An Amstrad CPC6128 With A Floppy Emulator | Jenny List | [
"computer hacks"
] | [
"Amstrad",
"amstrad cpc",
"amstrad cpc6128"
] | In the home computer boom of 1980s Britain, you could describe Amstrad as the third-placed home-grown player after Sinclair and Acorn. If you were a computer enthusiast kid rather than a gamer kid, you wanted Acorn’s BBC Micro, your parents bought you Sinclair’s ZX Spectrum because it was cheaper, and you thought the A... | 18 | 7 | [
{
"comment_id": "3537154",
"author": "Peter K",
"timestamp": "2017-04-23T05:03:13",
"content": "Not a hack! A thousand thumbs down! JK. I know HaD gets a lot of flack for posting “non hacks” but I often find those to be some of the best articles.",
"parent_id": null,
"depth": 1,
"replies... | 1,760,374,858.457866 | ||
https://hackaday.com/2017/04/22/ultrasonic-raspberry-pi-piano/ | Ultrasonic Raspberry Pi Piano | Elliot Williams | [
"Musical Hacks",
"Raspberry Pi"
] | [
"distance sensor",
"HC-SR04",
"piano",
"raspberry pi",
"ultrasonic sensor"
] | Cheap stuff gets our creative juices flowing. Case in point? [Andy Grove] built an eight-sensor HC-SR04 breakout board, because the ultrasonic distance sensors in question are so affordable that a hacker can hardly avoid ordering them by the dozen. He originally built it for robotics, but then it’s just a few lines of ... | 9 | 5 | [
{
"comment_id": "3537187",
"author": "Diego Bonitao",
"timestamp": "2017-04-23T06:32:52",
"content": "The title should be “The Raspberry PiAno” :D",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "3537760",
"author": "Elliot Williams",
"timestam... | 1,760,374,858.342012 | ||
https://hackaday.com/2017/04/22/how-many-watts-are-you-using/ | How Many Watts Are You Using? | Elliot Williams | [
"home hacks"
] | [
"current transformer",
"ESP8266",
"home",
"power meter"
] | One of the best smart home hacks is implementing an energy monitor of some kind. It’s easy enough to
say
that you’re trying to save energy, but without the cold hard data, it’s just talk. Plus, it’s easy and a great way to build up something DIY that the whole family can use.
[Bogdan] built up a simple
whole-apartment ... | 28 | 9 | [
{
"comment_id": "3537016",
"author": "GR",
"timestamp": "2017-04-23T00:08:10",
"content": "I thought the ESP8266 could only read ADC up to 1.1V",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "3537094",
"author": "RoGeorge",
"timestamp": "2017-... | 1,760,374,858.405442 | ||
https://hackaday.com/2017/04/22/hackaday-prize-entry-a-complete-suite-of-biomedical-sensors/ | Hackaday Prize Entry: A Complete Suite Of Biomedical Sensors | Dan Maloney | [
"Medical Hacks",
"The Hackaday Prize"
] | [
"2017 Hackaday Prize",
"ecg",
"ekg",
"instrumentation amp",
"MAX30101",
"medical sensors",
"photoplethysmography",
"Pulse oximetry"
] | The human body has a lot to tell us if we only have the instruments to listen. Unfortunately, most of the diagnostic gear used by practitioners is pricey stuff that’s out of range if you just want to take a casual look under the hood. For that task,
this full-featured biomedical sensor suite
might come in handy.
More o... | 13 | 4 | [
{
"comment_id": "3536965",
"author": "Afonso Duarte",
"timestamp": "2017-04-22T21:36:38",
"content": "Those female headers… :-(",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "3537024",
"author": "Mike",
"timestamp": "2017-04-23T00:33:10",
"content"... | 1,760,374,858.507788 | ||
https://hackaday.com/2017/04/22/x-ray-imaging-camera-lens-persuaded-to-join-micro-four-thirds-camera/ | X-Ray Imaging Camera Lens Persuaded To Join Micro Four Thirds Camera | Inderpreet Singh | [
"digital cameras hacks",
"Repair Hacks"
] | [
"camera",
"Cutting and Machining",
"diy",
"lens",
"machining",
"repurpose"
] | Anyone who is into photography knows that the lenses are the most expensive part in the bag. The larger the aperture or f-stop of the lens, the more light is coming in which is better for dimly lit scenes. Consequently, the price of the larger glass can burn a hole in one’s pocket. [Anthony Kouttron] decided that he co... | 16 | 4 | [
{
"comment_id": "3536777",
"author": "transistor",
"timestamp": "2017-04-22T18:05:09",
"content": "Awesome writeup, nice machining gifs",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "3536807",
"author": "Anthony Kouttron",
"timestamp": "2017-... | 1,760,374,858.760625 | ||
https://hackaday.com/2017/04/22/little-laser-light-show-is-cleverly-packaged-cheap-to-build/ | Little Laser Light Show Is Cleverly Packaged, Cheap To Build | Dan Maloney | [
"Laser Hacks"
] | [
"audio",
"conduit",
"EMT",
"first surface",
"galvanometer",
"hard drive",
"laser",
"light organ",
"mirror"
] | We’re suckers for any project that’s nicely packaged, but an added bonus is when most of the components can be sourced cheaply and locally. Such is the case for
this little laser light show
, housed in electrical boxes from the local home center and built with stuff you probably have in your junk bin.
When we first cam... | 9 | 5 | [
{
"comment_id": "3536652",
"author": "Ostracus",
"timestamp": "2017-04-22T14:07:05",
"content": "Now all I need to do is put “She blinded me with science” on the turntable.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "3536926",
"author": "Mark",
... | 1,760,374,858.853871 | ||
https://hackaday.com/2017/04/22/the-internet-of-rice-cookers/ | The Internet Of Rice Cookers | Elliot Williams | [
"cooking hacks",
"home hacks"
] | [
"home automation",
"IoT",
"overkill",
"rice cooker"
] | You’d be forgiven for thinking this was going to be an anti-IoT rant: who the heck needs an IoT rice cooker anyway? [Microentropie], that’s who. His rice cooker, like many of the cheapo models, terminates heating by detecting a temperature around 104° C, when all the water has boiled off. But that means the bottom of t... | 28 | 10 | [
{
"comment_id": "3536577",
"author": "Tweepy",
"timestamp": "2017-04-22T12:09:15",
"content": "Most electric hardware lying around simply dont deserve to be connect, that’s it!And MTBF is everything, I dont want to change all my appliances every years.",
"parent_id": null,
"depth": 1,
"r... | 1,760,374,858.709946 | ||
https://hackaday.com/2017/04/22/hari-prints-an-awesome-spider-robot/ | [Hari] Prints An Awesome Spider Robot | Elliot Williams | [
"Robots Hacks"
] | [
"3d print",
"3D printable",
"easy",
"robot",
"servo",
"spider"
] | Although we have strong suspicions that the model’s designer failed entomology, this spider robot is very cool. [Hari Wiguna] made one, and is justifiably thrilled with the results. (Watch
his summary on YouTube
embedded below.)
Thanks to [Regis Hsu]’s
nice design
, all [Hari] had to do was order a hexapod’s dozen 9g s... | 14 | 6 | [
{
"comment_id": "3536431",
"author": "daveyhii",
"timestamp": "2017-04-22T08:36:10",
"content": "This guy Regis Hsu spends a year developing it and does a great instructable for it. Another guy comes along, prints it, puts it together, and does a 4 minute show-and-tell video. Didn’t add to the desi... | 1,760,374,858.810619 | ||
https://hackaday.com/2017/04/21/an-8-bit-transport-triggered-architecture-cpu-in-ttl/ | An 8-Bit Transport Triggered Architecture CPU In TTL | Jenny List | [
"computer hacks"
] | [
"74 logic",
"cpu",
"homebrew cpu",
"transport triggered architecture",
"TTA",
"ttl"
] | When we are introduced to the internals of a microprocessor, it is most likely that we will be shown something like one of the first generation of 8-bit CPUs from the 1970s. There will be the familiar group of registers and counters, an arithmetic and logic unit (ALU), and an instruction decoder with associated control... | 37 | 11 | [
{
"comment_id": "3536415",
"author": "RÖB",
"timestamp": "2017-04-22T07:21:34",
"content": "Wow. Yet another TTL CPU. Extra points for the bubble 7 segment display!!!All the low fruit is gone now we have seen CISC, RISC, single instruction, Harvard, Von Newman and now a new level up with this Transp... | 1,760,374,859.04988 | ||
https://hackaday.com/2017/04/21/3d-printing-glass-using-stereolithography/ | 3D Printing Glass Using Stereolithography | Inderpreet Singh | [
"3d Printer hacks"
] | [
"3d printing",
"glass",
"research"
] | 3D printing is one of the best things that has happened to the maker community in recent years, however the resulting output has always been prone to damage when used in high temperature applications or places where the part may be exposed to corrosive chemicals. In a recent paper titled “
Three-dimensional printing of... | 18 | 4 | [
{
"comment_id": "3536308",
"author": "Internet",
"timestamp": "2017-04-22T03:09:53",
"content": "What’s the shrink rate? Do the parts skew and deform unequally based on part thickness? Tolerance?",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "3536309",
... | 1,760,374,859.106653 | ||
https://hackaday.com/2017/04/21/building-a-metalworking-vise-layer-by-layer/ | Building A Metalworking Vise, Layer By Layer | Dan Maloney | [
"Tool Hacks"
] | [
"Acme thread",
"laminating",
"metalworking",
"screw",
"vise",
"welding"
] | Machine shop wisdom says the lathe is the king of machine tools. We ascribe to that belief, although the common aphorism that the lathe is the only tool that can make copies of itself seems a bit of a stretch. But in the shadow of the almighty lathe is a tool without which even the simplest projects would be vastly mor... | 47 | 16 | [
{
"comment_id": "3536165",
"author": "Mechanicus",
"timestamp": "2017-04-21T23:08:16",
"content": "MAKE IT EXTREME HEAVY METAL. Nice vise too.",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "3536169",
"author": "Doc",
"timestamp": "2017-04-21T23:13:14",... | 1,760,374,859.473003 | ||
https://hackaday.com/2017/04/21/smart-child-seat-aims-to-prevent-tragedy/ | Smart Child Seat Aims To Prevent Tragedy | Dan Maloney | [
"car hacks",
"Misc Hacks",
"Slider"
] | [
"ble",
"car seat",
"child safety",
"forgotten child",
"occupancy",
"sensor"
] | For most of us, a memory lapse is as harmless as forgetting to bring the garbage to the curb, or maybe as expensive as leaving a cell phone and cup of coffee on the roof of the car before driving off. But when the toddler sleeping peacefully in the car seat slips your mind in the parking lot, the results can be deadly.... | 76 | 19 | [
{
"comment_id": "3536003",
"author": "Steven-X",
"timestamp": "2017-04-21T20:10:03",
"content": "Not a bad Idea, but it wont help if your dumb-assed son gets out of the car after forgetting to put in in park, and it rolls down the driveway, across the street, and down steep bank into a clump of tree... | 1,760,374,859.311782 | ||
https://hackaday.com/2017/04/20/budget-astrophotography-with-a-raspberry-pi/ | Budget Astrophotography With A Raspberry Pi | James Hobson | [
"3d Printer hacks",
"Raspberry Pi"
] | [
"astrophotography",
"camera",
"Jupiter",
"moon",
"photography",
"Prime-Focus",
"telescope"
] | New to astrophotography, [Jason Bowling] had heard that the Raspberry Pi’s camera module could be used as a low-cost entry into the hobby. Having a Raspberry Pi B+ and camera module on hand from an old project, he dove right in,
detailing the process
for any other newcomers.
Gingerly removing the camera’s lens, the mod... | 38 | 11 | [
{
"comment_id": "3535170",
"author": "echodelta",
"timestamp": "2017-04-21T07:03:28",
"content": "I seem to remember that eyeball shaped webcam that came out in the mid noughts has a grounded pin inside that would give it a “bulb” setting, that is “shutter open till …”. Perfect for astro-photography... | 1,760,374,859.389475 | ||
https://hackaday.com/2017/04/20/flowcode-graphical-programming/ | FlowCode Graphical Programming | Al Williams | [
"Arduino Hacks",
"ARM",
"Software Development"
] | [
"flowcode",
"graphical programming",
"gui",
"software development"
] | If you’ve ever been curious if there’s a way to program microcontrollers without actually writing software, you might be interested in FlowCode. It isn’t a free product, but there is a free demo available. [Web learning] did a
demo of programming a Nucleo board using the system
. You can check it out below.
The product... | 49 | 20 | [
{
"comment_id": "3535004",
"author": "Ostracus",
"timestamp": "2017-04-21T02:09:23",
"content": "“Price aside, we have serious concerns about building applications with GUIs. It sounds seductive and for simple projects, it is easy and intuitive. However, complex problems get messy quickly when you h... | 1,760,374,859.196217 | ||
https://hackaday.com/2017/04/20/new-part-day-very-cheap-lidar/ | New Part Day: Very Cheap LIDAR | Brian Benchoff | [
"hardware",
"Slider"
] | [
"laser",
"laser rangefinding",
"lidar",
"rangefinding",
"Seeed"
] | Self-driving cars are, apparently, the next big thing. This thought is predicated on advancements in machine vision and cheaper, better sensors. For the machine vision part of the equation, Nvidia, Intel, and Google are putting out some interesting bits of hardware. The sensors, though? We’re going to need LIDAR, bette... | 69 | 21 | [
{
"comment_id": "3534901",
"author": "Arthur Wolf",
"timestamp": "2017-04-20T23:01:46",
"content": "tata :)",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "3534957",
"author": "CupOfJoe",
"timestamp": "2017-04-21T00:29:25",
"content": ... | 1,760,374,859.816148 | ||
https://hackaday.com/2017/04/20/half-baked-iot-stove-could-be-used-as-a-remote-controlled-arson-device/ | Half Baked IoT Stove Could Be Used As A Remote Controlled Arson Device | Jack Laidlaw | [
"Security Hacks",
"Software Hacks"
] | [
"AGA",
"cooker",
"fail",
"IoT",
"IOT hack",
"iot security",
"remote control",
"remote controlled"
] | [Pen Test Partners] have found some really scary
vulnerabilities in AGA range cookers
. They are connected by SMS by which a mobile app sends an unauthenticated SMS to the AGA to give it commands for instance preheat the oven, You can also just tell your AGA to turn everything on at once.
The problem is with the web in... | 37 | 12 | [
{
"comment_id": "3534803",
"author": "hfiennes2",
"timestamp": "2017-04-20T20:13:49",
"content": "This actually isn’t a super dangerous attack.Aga ovens are generally on 100% of the time (there are models that burn gas, oil and coal as well as using electricity – my grandparents had a coal one and h... | 1,760,374,859.549095 | ||
https://hackaday.com/2017/04/20/hackaday-prize-entry-diy-arm-scientific-calculator/ | Hackaday Prize Entry: DIY ARM Scientific Calculator | Rich Hawkes | [
"The Hackaday Prize"
] | [
"2017 Hackaday Prize",
"arm",
"arm cortex m0",
"calculator",
"mbed",
"reverse polish notation",
"RPN",
"RPN calculator"
] | What does a hacker do when he or she wants something but can’t afford it? They hack one together, of course. Or, in the case of [Ramón Calvo], they thoughtfully plan and prototype. [Ramón Calvo] wanted a scientific calculator, but couldn’t afford one, so he
designed and built one himself
.
[Ramón] started off with Ardu... | 59 | 16 | [
{
"comment_id": "3534723",
"author": "JBowles",
"timestamp": "2017-04-20T18:47:59",
"content": "He set out to make a graphing calculator, not a scientific calculator. Before diving into his post I was confused as how you couldn’t afford a scientific but could afford to make one.",
"parent_id": n... | 1,760,374,859.645712 | ||
https://hackaday.com/2017/04/20/pi-network-attenuators-bulletproof-impedance-matching-for-the-strong-of-signal/ | Pi Network Attenuators: Impedance Matching For The Strong Of Signal | Jenny List | [
"Engineering",
"Hackaday Columns",
"Radio Hacks"
] | [
"attenuator",
"impedance",
"matching",
"pi network",
"radio"
] | If you catch a grizzled old radio amateur propping up the bar in the small hours, you will probably receive the gravelly-voiced
Wisdom of the Ancients
on impedance matching, antenna tuners, and LC networks. Impedance at RF, you will learn, is a Dark Art, for which you need a lifetime of experience to master. And presum... | 29 | 13 | [
{
"comment_id": "3534665",
"author": "Alex",
"timestamp": "2017-04-20T17:22:11",
"content": "Nice Article…impedance matching inductors and coils can be very difficult….time, patience and experience does go a long way in those situations!",
"parent_id": null,
"depth": 1,
"replies": []
}... | 1,760,374,859.713858 | ||
https://hackaday.com/2017/04/20/giant-solderless-lego-nes-controller-gives-everyone-tiny-hands/ | Giant Solderless LEGO NES Controller Gives Everyone Tiny Hands | Bob Baddeley | [
"Nintendo Hacks",
"Toy Hacks"
] | [
"Crazy Circuits",
"lego",
"nes",
"nes controller"
] | If you were thinking “I should spend $130 on LEGO bricks and build a giant USB NES controller just to see what that would be like,” but you were afraid of spending that much money, [BrownDogGadgets] has you covered. He
built a giant NES
controller out of LEGO
. The controller is designed in LEGO Digital Designer, which... | 13 | 6 | [
{
"comment_id": "3534672",
"author": "Dave Davidson",
"timestamp": "2017-04-20T17:29:13",
"content": "Lego and Nintendo sue man for no apparent reason other than to grab attention again. I can see it now!.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "3534... | 1,760,374,860.070702 | ||
https://hackaday.com/2017/04/20/automate-the-freight-drones-across-the-sea/ | Automate The Freight: Drones Across The Sea | Dan Maloney | [
"Business",
"Featured",
"Interest",
"Robots Hacks",
"Slider"
] | [
"Automate the Freight",
"automation",
"cargo ships",
"robots",
"self driving ships"
] | When you think about which of the many technological advances of the 20th century had the most impact on the global economy, which one would you rank as the most important? Would it be the space program, which gave rise to advances in everything from communications satellites to advanced composite materials? Or would i... | 105 | 28 | [
{
"comment_id": "3534528",
"author": "mime",
"timestamp": "2017-04-20T14:17:39",
"content": "not sure where the hack is in this article, sorry to bring that up again.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "3534564",
"author": "mjrippe",
... | 1,760,374,860.225678 | ||
https://hackaday.com/2017/04/20/e-ink-display-driven-diy/ | E-ink Display Driven DIY | Elliot Williams | [
"FPGA",
"hardware",
"Slider"
] | [
"display",
"diy",
"e-ink",
"fpga",
"icestorm"
] | E-ink displays are awesome. Humans spent centuries reading non-backlit devices, and frankly it’s a lot easier on the eyes. But have you looked into driving one of these critters yourself? It’s a nightmare. So
chapeau!
to [Julien] for his
FPGA-based implementation
that not only uses
our favorite open-source FPGA toolcha... | 44 | 15 | [
{
"comment_id": "3534429",
"author": "BotherSaidZeframCochrane",
"timestamp": "2017-04-20T11:10:02",
"content": "May dig out my antique PRS600 and spare display.",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "3534444",
"author": "Mike",
"timestamp": "2... | 1,760,374,860.017079 | ||
https://hackaday.com/2017/04/20/learn-a-language-one-moment-at-a-time/ | Learn A Language, One Moment At A Time | Lewin Day | [
"Lifehacks"
] | [
"language",
"learn langauge",
"learning",
"wait learning",
"waitlearning",
"WaitSuite"
] | There’s a lot of times in an average day when you’ll find yourself waiting. Waiting for your morning brew at the cafe, or for an email to show up — it’s often just a few minutes, many times a day. It’s far too short a time to get any real work done, but it adds up at the end of the week.
Enter WaitSuite, a language lea... | 20 | 8 | [
{
"comment_id": "3534267",
"author": "Anonymous",
"timestamp": "2017-04-20T08:35:07",
"content": "How long until this is applied as an advertising platform?",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "3534461",
"author": "Ostracus",
"timestamp": "20... | 1,760,374,860.278604 | ||
https://hackaday.com/2017/04/19/go-wireless-with-this-diy-laser-ethernet-link/ | Go Wireless With This DIY Laser Ethernet Link | Adam Fabio | [
"Network Hacks"
] | [
"ethernet",
"fiber optics",
"laser",
"network"
] | Most of us have Ethernet in our homes today. The real backbones of the Internet though, use no wires at all. Optical fibers carry pulses of light across the land, under the sea, and if you’re lucky, right to your door. [Sven Brauch]
decided to create an optical link
. He didn’t have any fiber handy, but air will carry ... | 40 | 15 | [
{
"comment_id": "3534146",
"author": "tom",
"timestamp": "2017-04-20T05:20:17",
"content": "We can use it to stream wifi directly into our eyes.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "3534558",
"author": "Jennifer Kashkalski",
"timest... | 1,760,374,860.356756 | ||
https://hackaday.com/2017/04/19/a-simple-easy-to-use-esp32-dev-board/ | A Simple, Easy To Use ESP32 Dev Board | Brian Benchoff | [
"Crowd Funding"
] | [
"Crowd Funding",
"crowdfunding",
"CrowdSupply",
"ESP",
"ESP32"
] | The ESP32 is Espressif’s follow-up to their extraordinarily popular ESP8266 WiFi chip. It has a dual-core, 32-bit processor, WiFi, Bluetooth, ADCs, DACs, CAN, a Hall effect sensor, an Ethernet MAC, and a whole bunch of other goodies that make this chip the brains for the Internet of Everything. Everyone has been able t... | 36 | 9 | [
{
"comment_id": "3534008",
"author": "Tom",
"timestamp": "2017-04-20T02:13:30",
"content": "Cough.https://www.crowdsupply.com/explore-embedded/hornbill",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "3534035",
"author": "Stephen Ellis",
"times... | 1,760,374,860.428253 | ||
https://hackaday.com/2017/04/19/a-robot-arm-with-the-tender-grip-of-an-octopus/ | A Robot Arm With The Tender Grip Of An Octopus | Jenny List | [
"Robots Hacks"
] | [
"festo",
"octopus",
"pneumatic",
"robotics"
] | If you’ve ever experimented with a robot gripper, you’ll know that while it is easy to make an analogue of the human ability to grip between thumb and forefinger, it is extremely difficult to capture the nuances of grip with the benefit of touch feedback to supply only just enough of the force required to grip and hold... | 30 | 8 | [
{
"comment_id": "3533892",
"author": "Lord Nothing",
"timestamp": "2017-04-19T23:48:46",
"content": "industrial robot or sex toy, you decide.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "3533909",
"author": "chango",
"timestamp": "2017-04-2... | 1,760,374,860.49307 | ||
https://hackaday.com/2017/04/19/you-think-you-cant-be-phished/ | You Think You Can’t Be Phished? | Pedro Umbelino | [
"News",
"Slider"
] | [
"homograph",
"phishing",
"punycode",
"security",
"unicode"
] | Well, think again. At least if you are using Chrome or Firefox. Don’t believe us? Well, check out Apple new website then, at
https://www.apple.com
. Notice anything? If you are not using an affected browser you are just seeing a strange URL after opening the webpage, otherwise it’s pretty legit. This is a page to demon... | 84 | 36 | [
{
"comment_id": "3533640",
"author": "Simon",
"timestamp": "2017-04-19T20:03:13",
"content": "This is already fixed in v58+ of Chome, just released.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "3533768",
"author": "Richard Collins",
"timest... | 1,760,374,860.680081 | ||
https://hackaday.com/2017/04/19/flying-the-first-open-source-satellite/ | Flying The First Open Source Satellite | Brian Benchoff | [
"News",
"The Hackaday Prize"
] | [
"2017 Hackaday Prize",
"cube sat",
"iss",
"libre space foundation",
"Nanoracks",
"Orbital ATK",
"SatNOGS",
"space station",
"UPsat"
] | The Libre Space Foundation is an organization dedicated to the development of libre space hardware. It was born from the SatNOGS project —
the winners of the first Hackaday Prize
— and now this foundation is in space. The Libre Space Foundation
hitched a ride on the Orbital ATK launch yesterday
, and right now their co... | 19 | 8 | [
{
"comment_id": "3533536",
"author": "Doc Oct",
"timestamp": "2017-04-19T19:06:19",
"content": "What’s UPSat?",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "3533549",
"author": "Brian Benchoff",
"timestamp": "2017-04-19T19:12:35",
"co... | 1,760,374,860.550203 | ||
https://hackaday.com/2017/04/19/dont-try-this-at-home-is-cliche-for-a-reason/ | Don’t Try This At Home Is Cliché For A Reason | Mike Szczys | [
"Hackaday Columns",
"Rants"
] | [
"Dangerous Hacks",
"safety",
"you'll shoot your eye out"
] | Oh, for cryin’ out loud. That’s the last straw. We’ve seen one dangerous YouTube video too many. Are we honestly cursed with a false feedback system that unequitably rewards dangerous behavior in online videos? Obviously the answer is ‘yes’. Now the real question becomes, can we do anything about it?
Professional Drive... | 160 | 38 | [
{
"comment_id": "3533337",
"author": "notarealemail",
"timestamp": "2017-04-19T17:16:15",
"content": "If youdokeep an extinguisher around, please ensure that it is the correct one for the job.And please HaD, no more videos of ‘how to hurt innocent bystanders using an Arduino.’",
"parent_id": nul... | 1,760,374,860.979385 | ||
https://hackaday.com/2017/04/19/call-for-hack-chat-hosts/ | Call For Hack Chat Hosts | Brian Benchoff | [
"Hackaday Columns"
] | [
"ama",
"Call for Hosts",
"Hack Chat",
"magnetism"
] | Every week Hackaday.io features an AMA of sorts.
This is the Hack Chat
, a chatroom where we sit down with the best in the business to talk about manufacturing techniques, engineering, and how to build the best hardware around. Over the last few months, we’ve hosted a few hardware celebrities, from [Sprite_TM] talking ... | 14 | 9 | [
{
"comment_id": "3533401",
"author": "Ren",
"timestamp": "2017-04-19T17:47:02",
"content": "Is Forrest Mims available?",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "3533429",
"author": "Benchoff Fan Club",
"timestamp": "2017-04-19T18:09:23",
"cont... | 1,760,374,861.034927 | ||
https://hackaday.com/2017/04/19/discontinued-nintendo-consoles-and-raspberry-pis/ | Discontinued Nintendo Consoles And Raspberry Pis | Brian Benchoff | [
"Nintendo Hacks",
"Raspberry Pi"
] | [
"emulation",
"nes",
"nes classic",
"raspberry pi",
"RetroPi"
] | Nintendo has discontinued a Classic gaming console. It’s a pity, yes, but with the release of Nintendo’s new gaming console, they probably have bigger fish to fry. That doesn’t mean these discontinued Nintendo consoles will die a slow, miserable death locked away in a closet;
at least one of them will live
on with the ... | 24 | 11 | [
{
"comment_id": "3533163",
"author": "jensma (@jenschma)",
"timestamp": "2017-04-19T15:08:06",
"content": "I barfed a little",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "3533208",
"author": "philosiraptor117",
"timestamp": "2017-04-19T15:34... | 1,760,374,861.229411 | ||
https://hackaday.com/2017/04/19/moving-forth-with-mecrisp-stellaris-and-embello/ | Moving Forth With Mecrisp-Stellaris And Embello | Elliot Williams | [
"Engineering",
"Featured",
"Microcontrollers"
] | [
"forth",
"microcontrollers",
"stm32f1",
"STM32F103"
] | In the last episode, I
advocated a little bit for Forth on microcontrollers
being a still-viable development platform, not just for industry where it’s usually seen these days, but also for hackers. I maybe even tricked you into buying a couple pieces of cheap hardware. This time around, we’re going to get the Forth sy... | 33 | 17 | [
{
"comment_id": "3533076",
"author": "Ostracus",
"timestamp": "2017-04-19T14:17:05",
"content": "“In the old days, this used to be done by toggling in the bytes manually, and Forth is actually small enough that literally bootstrapping it this way is possible. ”Would have been quite the hack to inclu... | 1,760,374,861.11977 | ||
https://hackaday.com/2017/04/19/manhattan-marauders-map/ | Manhattan Marauder’s Map | Dan Maloney | [
"gps hacks",
"Misc Hacks"
] | [
"harry potter",
"led",
"map",
"matrix",
"mqtt",
"neopixel",
"tracking"
] | If you solemnly swear that you are up to no good, and you happen to spend most of your time in Manhattan below the mid-90s, then you will appreciate
this Raspberry Pi-based Manhattan Marauder’s Map
.
Not that a Harry Potter-themed map was necessarily [GawkyFuse]’s intention when creating this interesting build; it’s ju... | 7 | 4 | [
{
"comment_id": "3532723",
"author": "DainBramage",
"timestamp": "2017-04-19T11:43:34",
"content": "Romantic? Creepy?You decide.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "3532887",
"author": "Regveg",
"timestamp": "2017-04-19T13:18:39",
... | 1,760,374,861.161015 | ||
https://hackaday.com/2017/04/19/ethanol-powered-arduinos/ | Ethanol-Powered Arduinos | Elliot Williams | [
"Arduino Hacks",
"Misc Hacks"
] | [
"generator",
"obligatory arduino",
"stirling engine"
] | Following the time-honored YouTube tradition of ordering cheap stuff online and playing with it while the camera runs, [Monta Elkins] bought
a Stirling engine that drives a DC motor used as a generator
. How much electrical juice can this thing provide, running on just denatured alcohol? (Will it blend?)
The answer is ... | 36 | 9 | [
{
"comment_id": "3532312",
"author": "Artenz",
"timestamp": "2017-04-19T08:08:26",
"content": "Probably easier to get the same amount of power from a peltier stove.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "3532535",
"author": "Elliot Williams",... | 1,760,374,861.518257 | ||
https://hackaday.com/2017/04/18/robot-targets-eyeballs-fires-lasers-oshas-gonna-love-this-one/ | Robot Targets Eyeballs, Fires Lasers. OSHA’s Gonna Love This One | Adam Fabio | [
"Laser Hacks"
] | [
"Dangerous Hacks",
"Don't try this",
"lasers"
] | If you even think about hacking with lasers, you’re going to hear about eye safety. “Be careful” they’ll say. “Don’t look into laser with remaining eye” is a joke you’ll not be able to avoid. You’ll hear “Where are your goggles”, and about 1000 other warnings. Don’t get us wrong, laser/eye safety is important. However,... | 60 | 26 | [
{
"comment_id": "3532208",
"author": "sauliuslukse",
"timestamp": "2017-04-19T05:21:04",
"content": "You should definitely use this modular motion system for laser aiming!https://www.youtube.com/watch?v=8dYO8JV7USQ",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id":... | 1,760,374,861.328533 | ||
https://hackaday.com/2017/04/18/upgrading-ram-on-a-nexus-5x/ | Upgrading RAM On A Nexus 5X | Lewin Day | [
"Cellphone Hacks"
] | [
"android",
"android phone",
"bga",
"LG",
"nexus",
"nexus 5x",
"package on package",
"phone upgrade",
"upgrade"
] | A screenshot of the status screen indicating the phone has detected the extended RAM.
A denizen of the venerable XDA forums reports that
it is possible to upgrade the RAM of the Nexus 5X from 2GB to 4GB.
Having suffered
the dreaded bootloop
, [Cathair2906] decided to send their phone off to China for repair. The techni... | 42 | 8 | [
{
"comment_id": "3532165",
"author": "RÖB",
"timestamp": "2017-04-19T03:52:36",
"content": "What is old is new again!https://www.mikrocontroller.net/attachment/6417/Mostek38P70-02Top.jpg",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "3532184",
"autho... | 1,760,374,861.602874 | ||
https://hackaday.com/2017/04/18/enabling-ethernet-on-the-esp32/ | Enabling Ethernet On The ESP32 | Brian Benchoff | [
"Microcontrollers"
] | [
"ESP32",
"ethernet",
"Ethernet PHY"
] | The ESP32 is the latest and greatest wonderchip from Espressif. It’s a 32-bit, dual-core chip with WiFi, Bluetooth, and tons of peripherals such as CAN and Ethernet. For most of these peripherals, Espressif already has a few bits of example code, but [Frank Sautter] didn’t like the Ethernet implementation. The ‘stock’ ... | 28 | 11 | [
{
"comment_id": "3532043",
"author": "haniffwilson",
"timestamp": "2017-04-18T23:56:26",
"content": "Does that mean it can connect to the internet?",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "3532049",
"author": "Chris",
"timestamp": "2017... | 1,760,374,861.393076 | ||
https://hackaday.com/2017/04/18/photochromic-eggs-not-for-breakfast/ | Photochromic Eggs: Not For Breakfast | Lewin Day | [
"Laser Hacks"
] | [
"egg",
"laser",
"laser scanner"
] | Photochromic paint is pretty nifty – under exposure to light of the right wavelength, it’ll change colour. This gives it all kinds of applications for temporary displays.
[Jiri Zemanek] decided to apply photochromic paint to an egg, utilising it to create stroboscopic patterns with the help of a laser.
Patterns for the... | 17 | 7 | [
{
"comment_id": "3531947",
"author": "Marcus",
"timestamp": "2017-04-18T20:09:48",
"content": "replace: Waveform with: wavelength. Pretty different things!",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "3532101",
"author": "Lewin Day",
"times... | 1,760,374,861.445792 | ||
https://hackaday.com/2017/04/18/hackaday-prize-entry-gokart-tank/ | Hackaday Prize Entry: GoKart Tank | Jenny List | [
"The Hackaday Prize",
"Transportation Hacks"
] | [
"2017 Hackaday Prize",
"Hackaday Prize",
"tank",
"tracked vehicle"
] | There is probably something in all of us that yearns to drive a tank, just once. Most of us will probably never fulfill it, in fact, unless we work in farming or construction we’re unlikely to even drive a skid-steer vehicle of any type. But that doesn’t mean we can’t have a go at building one ourselves, as [samern] is... | 26 | 6 | [
{
"comment_id": "3531904",
"author": "OldVamp",
"timestamp": "2017-04-18T18:53:40",
"content": "With climbing structures like tank treads and rock climbing tires, you don’t want anything sticking out past the treads or tires.You want them to contact the surfaces so the vehicle can pull itself over o... | 1,760,374,861.760265 | ||
https://hackaday.com/2017/04/18/networking-pin-the-tail-on-the-headless-raspberry-pi/ | Networking: Pin The Tail On The Headless Raspberry Pi | Steven Dufresne | [
"Hackaday Columns",
"Network Hacks",
"Raspberry Pi",
"Skills",
"Slider"
] | [
"ip address",
"putty",
"raspberry pi",
"Raspberry Pi 3",
"vnc",
"wifi",
"wireless"
] | Eager to get deeper into robotics after dipping my toe in the water with my
BB-8 droid
, I purchased a Raspberry Pi 3 Model B. The first step was to connect to it. But while it has built-in 802.11n wireless, I at first didn’t have a wireless access point, though I eventually did get one. That meant I went through diffe... | 69 | 33 | [
{
"comment_id": "3531774",
"author": "CRImier",
"timestamp": "2017-04-18T17:05:40",
"content": "Or you could just use pyLCI with a 5$ shield ;-)",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "3531776",
"author": "CRImier",
"timestamp": "2017-... | 1,760,374,863.9845 | ||
https://hackaday.com/2017/04/18/up-up-up-2k-more-seed-funding-for-projects-that-matter/ | Up, Up, Up: $2k More Seed Funding For Projects That Matter | Mike Szczys | [
"The Hackaday Prize"
] | [
"2017 Hackaday Prize",
"like",
"Seed Funding"
] | Getting a project off the ground often means an up-front investment in parts. Hackaday is upping our efforts to smooth out that obstacle for those who want to Build Something That Matters. Seed funding for the
2017 Hackaday Prize
is simple, enter your design plans, share it far and wide so that a lot of people will sho... | 5 | 4 | [
{
"comment_id": "3531807",
"author": "Mark Miller",
"timestamp": "2017-04-18T17:22:19",
"content": "Awesome. Are you going to reset the leaderboard?",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "3531956",
"author": "Mike Szczys",
"timestamp"... | 1,760,374,863.476978 | ||
https://hackaday.com/2017/04/18/electronifying-a-horror-fraught-hydraulic-press/ | Electronifying A Horror Fraught Hydraulic Press | Brian Benchoff | [
"Tool Hacks",
"Transportation Hacks"
] | [
"car",
"load cell",
"spring",
"suspension"
] | [Josh] is replacing the springs in his car’s suspension. He wanted to know the travel rates of these springs, but apparently, this is a closely guarded trade secret in the industry. One company did manage to publish the spring rates, but they weren’t believable. Instead of taking this company’s word,
[Josh] built a spr... | 38 | 16 | [
{
"comment_id": "3531469",
"author": "Ren",
"timestamp": "2017-04-18T15:21:52",
"content": "Horror Fraught. I like that better than Horror Fright Fools!",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "3531819",
"author": "Ren",
"timestamp": "... | 1,760,374,863.868049 | ||
https://hackaday.com/2017/04/18/the-surface-area-to-volume-ratio-or-why-elephants-have-big-ears/ | The Surface Area To Volume Ratio Or Why Elephants Have Big Ears | Manuel Rodriguez-Achach | [
"Featured",
"Interest",
"Original Art",
"Slider"
] | [
"big ears",
"elephant",
"heat sink",
"SA:V",
"size matters",
"surface area to volume ratio"
] | There are very few things that are so far reaching across many different disciplines, ranging from biology to engineering, as is the relation of the surface area to the volume of a body. This is not a law, as Newton’s second one, or a theory as Darwin’s evolution theory. But it has consequences in a diverse set of situ... | 48 | 16 | [
{
"comment_id": "3531447",
"author": "dynamodan",
"timestamp": "2017-04-18T14:50:11",
"content": "This is also why you can get firewood to dry faster by splitting it into smaller pieces. High tech stuff!",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "3531448"... | 1,760,374,863.585992 | ||
https://hackaday.com/2017/04/18/making-tension-based-furniture/ | Making Tension Based Furniture | Michael Uttmark | [
"Misc Hacks"
] | [
"art",
"coffee table",
"Robby Cuthbert",
"tension"
] | [Robby Cuthbert,] an artist and designer based out of Fort Collins, Colorado is creating
stable cable tables
that are simultaneously a feat of engineering and a work of art.
[Cuthbert’s] tables are held together by 1/16″ stainless steel cables that exert oppositional tensions that result in a structurally stable and vi... | 21 | 9 | [
{
"comment_id": "3531279",
"author": "Alphatek",
"timestamp": "2017-04-18T11:07:09",
"content": "“stable cable table”. Love it.",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "3531284",
"author": "RW ver 0.0.2",
"timestamp": "2017-04-18T11:18:27",
"... | 1,760,374,863.794045 | ||
https://hackaday.com/2017/04/18/brazil-wins-the-raspberry-pi-overclocking-olympics/ | Brazil Wins The Raspberry Pi Overclocking Olympics | Adil Malik | [
"Raspberry Pi",
"Slider"
] | [
"over voltage",
"overclock",
"raspberry pi",
"record",
"zero"
] | [Alex Rissato]
proudly reports that he now holds the record for highest benchmark score on HWBOT
(
machine translation
); something he sees not only as a personal achievement but admirably, of national pride. Overclocking a Raspberry Pi is not as simple as achieving the highest operational clock rate. A record constitu... | 20 | 10 | [
{
"comment_id": "3531122",
"author": "Sjaak",
"timestamp": "2017-04-18T08:10:20",
"content": "Now the Pi is emulating old consoles even faster :)",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "3531167",
"author": "filipphacks",
"timestamp": "2017-04-18... | 1,760,374,864.239146 | ||
https://hackaday.com/2017/04/17/a-real-hackers-ide/ | A Real Hacker’s IDE | Elliot Williams | [
"Misc Hacks"
] | [
"clang",
"compiler",
"editor",
"gui",
"ide",
"makefile"
] | We don’t use a GUI IDE, but if we did, it would most certainly be something along the lines of [Martin]’s
embedded-IDE
project. We’ve always felt that most IDEs are just fancy wrappers around all the tools that we use anyway: Makefiles,
diff
,
git
,
ctags
, and an editor. [Martin]’s project makes them less fancy, more ... | 40 | 16 | [
{
"comment_id": "3531063",
"author": "xkcd-are-stale-memes",
"timestamp": "2017-04-18T05:31:22",
"content": "Read my name is jeff",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "3531095",
"author": "Richard Collins",
"timestamp": "2017-04-18T06:58:50",
... | 1,760,374,864.179606 | ||
https://hackaday.com/2017/04/17/a-smart-switch-board-for-the-esp8266/ | A Smart Switch Board For The ESP8266 | Jenny List | [
"home hacks"
] | [
"ESP8266",
"espurna",
"IoT",
"Xose Perez"
] | With a plethora of IoT projects and inexpensive commercial smart light fittings and mains switches appearing, you might be forgiven for thinking that another offering in this crowded marketplace would be superfluous. But there is always room for improvement in any field, and in this particular one [Xose Pérez] has done... | 20 | 10 | [
{
"comment_id": "3530977",
"author": "Luke Weston",
"timestamp": "2017-04-18T02:44:54",
"content": "Using an optocoupler to control a relay coil seems a bit pointless. If you need a relay with high-pot isolation (up to 2.5kV, or whatever standard) between the coil and the contacts then just buy an a... | 1,760,374,864.380994 | ||
https://hackaday.com/2017/04/17/this-binary-keyboard-is-for-ascii-purists/ | This Binary Keyboard Is For ASCII Purists | Jenny List | [
"Peripherals Hacks"
] | [
"binary",
"binary keyboard",
"keyboard",
"usb keyboard"
] | So, you’re a keyboard enthusiast. The ‘board that came from Dell, HP, or whoever made your computer is just not for you. You have an ancient IBM, a decal-free Das Keyboard, or another similarly esoteric text input device. Your typing can be heard three blocks away as the unmistakable clack of bent-spring switches rever... | 48 | 13 | [
{
"comment_id": "3530830",
"author": "anonymous",
"timestamp": "2017-04-17T23:05:35",
"content": "That appears to be twice as many keys as necessary as it seems obvious a single key’s position is either pressed or not. Any one key, keyboards?",
"parent_id": null,
"depth": 1,
"replies": [... | 1,760,374,864.327328 | ||
https://hackaday.com/2017/04/17/prisoners-build-diy-computers-and-hack-prison-network/ | Prisoners Build DIY Computers And Hack Prison Network | Jack Laidlaw | [
"computer hacks",
"Network Hacks",
"Slider"
] | [
"diy computer",
"kali linux",
"network hack",
"network security",
"prison",
"prison hack",
"prison hacks",
"wireshark"
] | The Internet is everywhere. The latest anecdotal evidence of this is a story of prison
inmates that build their own computer and connected it to the internet
. Back in 2015, prisoners at the Marion Correctional Institution in Ohio built two computers from discarded parts which they transported 1,100 feet through prison... | 80 | 21 | [
{
"comment_id": "3530705",
"author": "cde",
"timestamp": "2017-04-17T20:06:38",
"content": "Kevin Mitnick is that you?",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "3530713",
"author": "Kevin Mitnick",
"timestamp": "2017-04-17T20:17:43",
... | 1,760,374,864.104575 | ||
https://hackaday.com/2017/04/17/hackaday-prize-entry-another-internet-button/ | Hackaday Prize Entry: Another Internet Button | Jenny List | [
"The Hackaday Prize"
] | [
"2017 Hackaday Prize",
"Hackaday Prize",
"IoT",
"IoT button",
"particle photon",
"the hackaday prize"
] | It’s long been a staple of future-gazing, the idea that we will reach a moment at which all of life’s comforts can be summoned at the press of a button. Through the magic of technology, that is, without the army of human servants with which wealthy Victorians surrounded themselves to achieve the same aim.
Of course, to... | 7 | 3 | [
{
"comment_id": "3530789",
"author": "localhost",
"timestamp": "2017-04-17T22:00:44",
"content": "I’ve seen lots of IFTTT buttons but I still have to see a multi-button version of these used as a Kodi remote control.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_... | 1,760,374,864.427919 | ||
https://hackaday.com/2017/04/17/organizers-of-world-create-day-are-getting-something-special/ | Organizers Of World Create Day Are Getting Something Special | Mike Szczys | [
"The Hackaday Prize"
] | [
"2017 Hackaday Prize",
"custom t-shirt",
"meetup",
"organizers",
"World Create Day"
] | World Create Day is this Saturday, and events are being
organized all over the world
. Anyone can set one of these up, and it’s not too late for you to have one in your own town — just
fill out this form to become a host
.
We’re sending swag out for everyone that gets together and hacks on World Create Day, things like... | 4 | 4 | [
{
"comment_id": "3530636",
"author": "Ren",
"timestamp": "2017-04-17T18:31:17",
"content": "“Every body wants to CREATE the World”– Tears for Fears (sort of)",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "3530672",
"author": "mjrippe",
"timestamp": "20... | 1,760,374,864.470714 | ||
https://hackaday.com/2017/04/17/microswitches-past-the-tipping-point/ | Microswitches: Past The Tipping Point | Dan Maloney | [
"Curated",
"Engineering",
"Featured",
"History"
] | [
"bounce",
"microswitch",
"spring",
"switch"
] | You find them everywhere from 3D printers to jet airliners. They’re the little switches that detect paper jams in your printer, or the big armored switches that sense when the elevator car is on the right floor. They’re
microswitches
, or more properly
miniature snap-action switches
, and they’re so common you may neve... | 46 | 10 | [
{
"comment_id": "3530574",
"author": "John",
"timestamp": "2017-04-17T17:18:59",
"content": "I have had several mice go “bad” as the switch gets so bouncy that one click is counted as two. And my iPad’s toggle switch is crapped out. Mechanical contacts r garbage.",
"parent_id": null,
"depth"... | 1,760,374,865.086675 | ||
https://hackaday.com/2017/04/17/a-touchscreen-from-1982-that-could-kill-with-a-single-finger-press/ | A Touchscreen From 1982, That Could Kill With A Single Finger Press | Jack Laidlaw | [
"Retrotechtacular",
"Weapons Hacks"
] | [
"1980's",
"bbc",
"photo diode",
"retro computing",
"sentry gun",
"touchscreen"
] | Over the pond here in the UK we used to have a TV show called Tomorrow’s World, It was on once a week showing all the tech we would have been using in 10 years time (or so they said). In 1982 they ran with a story about a
touch screen computer
. Perhaps not what you would recognize today as a touchscreen but given the ... | 73 | 35 | [
{
"comment_id": "3530497",
"author": "RF Dweeb",
"timestamp": "2017-04-17T15:47:43",
"content": "“Quite impressive technology giving the times”, giving to whom exactly?Kidding aside, interesting approach. The show sounds neat, I’ll have to see if I can find some old tapes of it.Thanks,",
"parent... | 1,760,374,865.431815 | ||
https://hackaday.com/2017/04/17/victorians-and-fiber-louisvilles-quest-for-fast-internet/ | Victorians And Fiber, Louisville’s Quest For Fast Internet | Gerrit Coetzee | [
"Current Events",
"Featured",
"Original Art",
"Slider"
] | [
"att",
"fiber",
"franchise",
"Google Fiber",
"louisville",
"monopoly",
"red tape",
"telecom"
] | It was a dark and stormy afternoon, the kind you get on the east side of the country. I was drinking a coffee, sitting in a camping chair in front of my door, and watching like a hawk for the treacherous cable man to show up. This day there would be no escape. There would be no gently rapping the door with a supple she... | 48 | 14 | [
{
"comment_id": "3530455",
"author": "No1089",
"timestamp": "2017-04-17T14:30:29",
"content": "We have fibre-over-air in South Africa precicesly because of the rubbish you described above.It’s not true fibre, but when it works (95%), it’s great.Monopolies are a terrible idea and discourages customer... | 1,760,374,865.530405 | ||
https://hackaday.com/2017/04/17/broken-yoga-becomes-firewall/ | Broken Yoga Becomes Firewall | Pedro Umbelino | [
"hardware"
] | [
"firewall",
"pfsense",
"router"
] | It seems the older I get, the density of broken and/or old laptops on my garage grows. That’s one of the reasons it’s interesting to know which projects are being made to bring back to life these things. [zigzagjoe] sent us an interesting project he made out of a
Lenovo Yoga 2 motherboard: a pfsense router/firewall.
Th... | 14 | 4 | [
{
"comment_id": "3530334",
"author": "CRImier",
"timestamp": "2017-04-17T11:06:08",
"content": "Wow, that’s impressive. I did some laptop mods, but not as extensive as this – and I’m wondering what this one might have cost =)",
"parent_id": null,
"depth": 1,
"replies": [
{
... | 1,760,374,865.584881 | ||
https://hackaday.com/2017/04/17/a-tool-for-kicad-board-renderings/ | A Tool For KiCad Board Renderings | Elliot Williams | [
"Misc Hacks"
] | [
"art",
"design",
"documentation",
"pcb",
"schematic"
] | If you’re producing documentation for a PCB project, you might as well make the board renders look good. But then, that’s a lot of work and you’re not an artist. Enter [Jan]’s
new tool
that takes KiCad board files, replaces each footprint with (custom) graphics, and provides a nice SVG representation, ready for labelli... | 9 | 5 | [
{
"comment_id": "3530277",
"author": "Marcus",
"timestamp": "2017-04-17T09:20:01",
"content": "I like that!!Though, I must, politically, mention that I’d much rather see the kicad 3D footprint libraries being extended – and then used to render the board isometrically from the top:![top](http://i.img... | 1,760,374,865.140256 | ||
https://hackaday.com/2017/04/16/mangling-images-with-audio-effects/ | Mangling Images With Audio Effects | Elliot Williams | [
"Video Hacks"
] | [
"audio effect",
"command line",
"linux",
"scanimate",
"video"
] | Ever wonder what those snapshots you took of your trip to Paris would look like if you ran them through a Proco RAT or a Boss Overdrive? How about a BF-3 flanger? [Robert Foss] wrote in with this
nifty little script
(GitHub)
that processes images as if they were audio files
so that you can try it out without investing ... | 24 | 7 | [
{
"comment_id": "3529200",
"author": "Mike Lu",
"timestamp": "2017-04-17T05:44:40",
"content": "Reminds me of a time long, long ago when someone convinced a MP3 encoder to compress some pictures and then display the results after decompression.",
"parent_id": null,
"depth": 1,
"replies":... | 1,760,374,865.323173 | ||
https://hackaday.com/2017/04/16/pi-time-a-fabric-rgb-arduino-clock/ | Pi Time – A Fabric RGB Arduino Clock | Pedro Umbelino | [
"Arduino Hacks",
"LED Hacks"
] | [
"arduino",
"clock",
"fabric",
"led",
"Neopixels",
"Pi"
] | Pi Time is a
psychedelic clock made out of fabric and Neopixels
, controlled by an Arduino UNO. The clock started out as a quilted Pi symbol. [Chris and Jessica] wanted to make something more around the Pi and added some RGB lights. At the same time, they wanted to make something useful, that’s when they decided to mak... | 4 | 2 | [
{
"comment_id": "3529137",
"author": "Eric Atkinson",
"timestamp": "2017-04-17T05:24:25",
"content": "So… they wanted to “make something useful.” Try again.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "3530376",
"author": "Sadiq Mohamed (@sid1950)... | 1,760,374,865.62743 | ||
https://hackaday.com/2017/04/16/hackaday-links-april-16-2017/ | Hackaday Links: April 16, 2017 | Brian Benchoff | [
"Hackaday Columns",
"Hackaday links"
] | [
"apple",
"Beach Ball Of Death",
"CITES",
"epaper",
"neopixel",
"sha2017",
"Vintage Computer Festival",
"ws2812b"
] | Guess what’s going on at the end of the month?
The Vintage Computer Festival Southeast
is happening April 29th and 30th. The event is being held at the
Computer Museum of America
and is, by all accounts, a really cool show.
Walk into any package sorting facility or Amazon fulfillment center and you’ll find a maze of co... | 10 | 4 | [
{
"comment_id": "3528848",
"author": "RW ver 0.0.2",
"timestamp": "2017-04-16T23:08:36",
"content": "UPS could use those robots, though they need to be adapted for local conditions by having a motor driven hammer flail on top to correctly tenderise the package before delivery.",
"parent_id": nul... | 1,760,374,865.674892 | ||
https://hackaday.com/2017/04/16/hackaday-prize-entry-wearable-micro-pump-treats-your-fever-for-you/ | Hackaday Prize Entry: Wearable Micro Pump Treats Your Fever For You | Dan Maloney | [
"Medical Hacks",
"The Hackaday Prize"
] | [
"2017 Hackaday Prize",
"drug",
"fever",
"microfluidics",
"piezoelectric pump",
"transdermal"
] | Would you
strap a tiny pump to your body and let it dose you with medication
based on your current vital signs? Most people wouldn’t, while some would appreciate the convenience, and
many have no choice
. [M. Bindhammer]’s 2017 Hackaday Prize entry, dubbed Sense-Aid, seeks to democratize the drug delivery process somew... | 37 | 11 | [
{
"comment_id": "3528775",
"author": "freelancer917",
"timestamp": "2017-04-16T20:14:52",
"content": "If anyone is wondering what the pump costs, it says 82£ on the website. (66£ for 10+, 41£ for 100+, 28£ for 1000+)",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_... | 1,760,374,865.892086 | ||
https://hackaday.com/2017/04/16/z80-fuzix-is-like-old-fashioned-unix/ | Z80 Fuzix Is Like Old Fashioned Unix | Al Williams | [
"classic hacks"
] | [
"RC2014",
"unix",
"z80"
] | Classic Z80 computers tend to run CP/M. If you’re a purist you’ll be happy with that because that’s certainly what most serious Z80 computers ran back in the day. However, for actual use, CP/M does feel dated these days. Linux is more comfortable but isn’t likely to run on a Z80. Or is it? Linux borrows from Unix and b... | 99 | 17 | [
{
"comment_id": "3528674",
"author": "Jan Ciger (@janoc200)",
"timestamp": "2017-04-16T17:39:30",
"content": "Guys, you won’t see any retrocomputers running MINIX. MINIX requires MMU and protected mode, runs only on x86 and some newer ARM CPUs (Cortex A8):http://wiki.minix3.org/doku.php?id=usersguid... | 1,760,374,865.815805 | ||
https://hackaday.com/2017/04/16/desktop-factory-teaches-plc-programming/ | Desktop Factory Teaches PLC Programming | Dan Maloney | [
"Misc Hacks",
"Robots Hacks"
] | [
"automation",
"factory",
"FischerTechnik",
"industrial",
"model",
"plc",
"siemens",
"simulation"
] | How to train young engineers in industrial automation is a thorny issue. Most factories have big things that can do a lot of damage and cost tons of money if the newbie causes a crash. Solution:
shrink the factory down to desktop size and let them practice on that
.
Luckily for [Vadim], there’s an off-the-shelf solutio... | 34 | 14 | [
{
"comment_id": "3528556",
"author": "Ostracus",
"timestamp": "2017-04-16T14:07:37",
"content": "The industrial engineer’s version of a tabletop train layout.",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "3528564",
"author": "RW",
"timestamp": "2017-0... | 1,760,374,865.962833 | ||
https://hackaday.com/2017/04/16/interactive-board-prompts-moves-for-checkers-and-chess/ | Interactive Board Prompts Moves For Checkers And Chess | Dan Maloney | [
"Misc Hacks",
"News"
] | [
"acrylic",
"arduino mega",
"checkers",
"chess",
"hall effect sensor",
"magnet",
"ws2812"
] | In terms of equipment, chess and checkers are simple games — just a handful of pieces and a checkered gameboard. The simplicity belies the underlying complexity of the games, though, and goes a long way toward explaining their popularity over the millennia.
Increasing the complexity with
an interactive game board for c... | 6 | 4 | [
{
"comment_id": "3528477",
"author": "John Phillips",
"timestamp": "2017-04-16T11:15:01",
"content": "Arduino, the solution for every non existing problem.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "3528505",
"author": "Jan",
"timestamp":... | 1,760,374,866.208609 | ||
https://hackaday.com/2017/04/16/hacker-u/ | Hacker U. | Al Williams | [
"3d Printer hacks",
"Arduino Hacks"
] | [
"arduino",
"course",
"education",
"Inventor",
"university"
] | If you go to the University of South Florida, you can take the “Makecourse.” The 15-week program promises to teach CAD software, 3D printing, Arduino-based control systems, and C++. Don’t go to the University of South Florida? No worries. Professor [Rudy Schlaf] and [Eric Tridas] have made the entire course
available o... | 7 | 6 | [
{
"comment_id": "3528462",
"author": "Doug Leppard",
"timestamp": "2017-04-16T10:48:06",
"content": "Its so great they made these so available. Even a long time hacker like me finds courses interesting.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "3528633... | 1,760,374,866.252297 | ||
https://hackaday.com/2017/04/15/gain-access-to-science-two-ways/ | Gain Access To Science Two Ways | Elliot Williams | [
"News"
] | [
"arxive",
"journals",
"open-access",
"pre-print",
"science"
] | Not a hack, but something we’ve been wanting to see forever is open access to all scientific publications. If we can soapbox for a few seconds, it’s a crying shame that most academic science research is funded by public money, and then we’re required to pay for it again in the form of journal subscriptions or online pa... | 56 | 13 | [
{
"comment_id": "3527657",
"author": "torcue",
"timestamp": "2017-04-16T05:09:18",
"content": "This, oh my god, this.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "3527945",
"author": "StopMakingMeDoGoogleSearchForCommonWords",
"timestamp": ... | 1,760,374,866.776624 | ||
https://hackaday.com/2017/04/15/easy-diy-microfluidics/ | Easy DIY Microfluidics | Michael Uttmark | [
"3d Printer hacks",
"chemistry hacks"
] | [
"iGEM",
"microfluidic",
"microfluidics",
"synthetic biology"
] | Microfluidics, the precise control and manipulation of small volumes of liquids, is heavily used in any field that does small-scale experiments with expensive reagents (We’re looking at you, natural sciences.) However, the process commonly used to create microfluidic devices is time and experience intensive. But, worry... | 10 | 4 | [
{
"comment_id": "3527591",
"author": "RW",
"timestamp": "2017-04-16T03:01:28",
"content": "I should bone up on this. Wanna screw around with quantum dots sometime ….",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "3528371",
"author": "Mr Knowitall",
"ti... | 1,760,374,866.299145 | ||
https://hackaday.com/2017/04/15/an-interactive-oasis-at-burning-man/ | An Interactive Oasis At Burning Man | James Hobson | [
"Misc Hacks"
] | [
"art",
"breath",
"burning",
"desert",
"flower",
"grove",
"ir",
"led",
"man",
"sensor",
"Teensy",
"tree"
] | An oasis in the desert is the quintessential image of salvation for the wearied wayfarer. At Burning Man 2016, Grove — ten biofeedback tree sculptures — provided a similar,
interactive respite from the festival
. Each tree has over two thousand LEDs, dozens of feet of steel tube, two Teensy boards used by the custom br... | 13 | 7 | [
{
"comment_id": "3527490",
"author": "macegr",
"timestamp": "2017-04-15T23:25:31",
"content": "This was super cool. I found a broken one, though :( looked like someone had run into the sensors with a bike or a sledgehammer (you never know). Pretty delicate assembly. Really cool hangout place!",
... | 1,760,374,866.351401 | ||
https://hackaday.com/2017/04/15/hackaday-prize-entry-hot-logic/ | Hackaday Prize Entry: Hot Logic | Brian Benchoff | [
"The Hackaday Prize"
] | [
"2017 Hackaday Prize",
"logic",
"subminiature tubes",
"tubes",
"vacuum tubes"
] | A few weeks ago, [Yann] was dumpster diving and found something of interest. Two vacuum tubes, an ECC83S and an EL84. This was obviously the droppings of a local guitarist, but [Yann] wanted to know if he could build something useful out of them. An amplifier is far too pedestrian, so he settled on a vacuum tube comput... | 33 | 12 | [
{
"comment_id": "3527376",
"author": "Yann Guidon / YGDES",
"timestamp": "2017-04-15T20:09:04",
"content": "Too bad the original .stack entry has been removed since :-/",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "3528766",
"author": "Yann Guidon /... | 1,760,374,866.523922 | ||
https://hackaday.com/2017/04/15/mains-clocking-a-microcontroller/ | Mains Clocking A Microcontroller | Brian Benchoff | [
"clock hacks",
"Microcontrollers"
] | [
"50Hz",
"mains",
"mains frequency",
"mains power"
] | [Lujji] is playing around with the STM8 microcontroller. In reviewing the official documentation for this chip, he read the external clock can be a sine wave, a triangle wave, or a square wave with a 50% duty cycle. The minimum CPU frequency is 0 Hz. [Lujji] doesn’t have a signal generator, and presumably, he’s all out... | 34 | 15 | [
{
"comment_id": "3527292",
"author": "janostman",
"timestamp": "2017-04-15T17:26:33",
"content": "Running a MCU at 50 instructions per second?No thanks.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "3527313",
"author": "Jack",
"timestamp": "... | 1,760,374,866.595143 | ||
https://hackaday.com/2017/04/15/an-even-smaller-beaglebone/ | An Even Smaller BeagleBone | Brian Benchoff | [
"hardware"
] | [
"beaglebone",
"Octavo",
"Octavo Systems",
"OSD3358",
"Pocketbone"
] | The BeagleBone famously fits in an Altoids tin. Even though we now have BeagleBone Blacks, Blues, and Greens, the form factor for this curiously strong Linux board has remained unchanged, and able to fit inside a project box available at every cash register on the planet. There is another Altoids tin, though. The Altoi... | 51 | 13 | [
{
"comment_id": "3527174",
"author": "Gregg Bond (@cabe_bedlam)",
"timestamp": "2017-04-15T14:18:38",
"content": "Amazing. I don’t really have anywhere to go from here but to be in awe of people who have the wherewithal to carve out the time to make these incredible projects.",
"parent_id": null... | 1,760,374,866.683742 | ||
https://hackaday.com/2017/04/15/measuring-capacitors-at-the-birth-of-rock-and-roll/ | Measuring Capacitors At The Birth Of Rock And Roll | Al Williams | [
"classic hacks",
"Teardown"
] | [
"capacitance meter",
"heathkit",
"test equipment"
] | The late 1950s [Bill Haley], [Elvis Presley], and [Little Richard] were building a new kind of music. Meanwhile, electronic hobbyists were building their own gear from Heathkit. A lot of that gear shows you how far we’ve come in less than a century. [Jeff Tranter’s] YouTube channel is a great way to look at a lot of ol... | 3 | 2 | [
{
"comment_id": "3527230",
"author": "mime",
"timestamp": "2017-04-15T15:58:38",
"content": "too bad he didn’t explain exactly how the oscillating circuit worked. Anybody here care to explain?",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "3527236",
"autho... | 1,760,374,866.815888 | ||
https://hackaday.com/2017/04/15/high-vacuum-with-mercury-and-glassware/ | High Vacuum With Mercury And Glassware | Elliot Williams | [
"chemistry hacks",
"classic hacks"
] | [
"cathode ray tube",
"edison",
"nixie",
"pump",
"tube",
"vacuum"
] | If you want to build your own vacuum tubes, whether amplifying, Nixie or cathode-ray, you’re going to need a vacuum. It’s in the name, after all. For a few thousand bucks, you can probably pick up a used turbo-molecular pump. But how did they make high vacuums back in the day? How did Edison evacuate his light bulbs?
S... | 32 | 11 | [
{
"comment_id": "3526917",
"author": "fizzymagic",
"timestamp": "2017-04-15T08:11:22",
"content": "For my PhD thesis we used mercury diffusion pumps. Nasty things, but diffusion pumps require high molecular weights and relatively low vapor pressure, and the only other real alternative at the time wa... | 1,760,374,866.884167 | ||
https://hackaday.com/2017/04/14/passivdom-mobile-homes-for-millenials/ | PassivDom: Mobile Homes For Millenials | Mike Szczys | [
"home hacks"
] | [
"mobile home",
"modular home",
"off grid",
"PassivDom",
"solar",
"tiny houses",
"trailer"
] | In many parts of the world, living in a trailer has gained a social stigma. We’re talking about a rectangular building placed on three wheels and towed to your preferred plot of land. It’s going to take a lot to break that social stigma, but this is a pretty sweet attempt.
PassivDom is an off-grid home
. It sidesteps t... | 79 | 19 | [
{
"comment_id": "3526818",
"author": "ducksauz",
"timestamp": "2017-04-15T05:38:23",
"content": "> about 118 ft2 or 13′ by 30′36m^2 is about 387 ft^2",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "3527396",
"author": "Mike",
"timestamp": "201... | 1,760,374,867.100832 | ||
https://hackaday.com/2017/04/14/build-your-own-pc-really/ | Build Your Own PC — Really | Al Williams | [
"classic hacks",
"computer hacks"
] | [
"8088",
"build log",
"nec v20",
"xi 8088"
] | There was a time when building your own computer meant a lot of soldering or wire wrapping. At some point, though, building a PC has come to mean buying a motherboard, a power supply, and just plugging a few wires together. There’s nothing wrong with that, but [Scott Baker] wanted to really build a PC. He
put together
... | 37 | 10 | [
{
"comment_id": "3526657",
"author": "RW ver 0.0.2",
"timestamp": "2017-04-15T02:03:50",
"content": "Doesn’t actually use 16 bits does it?",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "3526660",
"author": "RW ver 0.0.2",
"timestamp": "2017-0... | 1,760,374,867.173354 | ||
https://hackaday.com/2017/04/14/kfc-winged-aircraft-actually-flys/ | KFC Winged Aircraft Actually Flies | Jack Laidlaw | [
"drone hacks",
"Transportation Hacks"
] | [
"chicken",
"gyroscopic",
"kfc",
"Magnus effect",
"motors",
"propeller",
"rc plane",
"rc plane hack",
"rc plane hacks",
"wings"
] | [PeterSripol] has made an RC model airplane but instead of using normal wings he decided to try getting it to
fly using some KFC chicken buckets
instead. Two KFC buckets in the place of wings were attached to a motor which spins the buckets up to speed. With a little help from the
Magnus effect
this creates lift.
Many... | 41 | 12 | [
{
"comment_id": "3526527",
"author": "Brian",
"timestamp": "2017-04-14T23:23:09",
"content": "Sweet.Up next- the Taco Bell quad-copter.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "3526602",
"author": "notarealemail",
"timestamp": "2017-04-... | 1,760,374,866.985292 | ||
https://hackaday.com/2017/04/14/dual-sim-hack-for-single-sim-slot-phones/ | Dual SIM Hack For Single SIM Slot Phones. | Jack Laidlaw | [
"Cellphone Hacks",
"how-to",
"Slider"
] | [
"cell phone hack",
"dual sim",
"dual sim hack",
"frankenphone",
"Micro Sd Card",
"micro sim",
"phone hack"
] | [RoyTecTips] shows us an ingenious hack which turns a single-SIM-slot phone into a fully functioning
dual-SIM phone
. All that’s needed for this hack is a heat-gun, solvent, micro SD card, nano SIM and some glue. The trick is that the phone has a SIM reader on the backside of an SD-card slot. Through some detailed diss... | 67 | 19 | [
{
"comment_id": "3526068",
"author": "electrobob",
"timestamp": "2017-04-14T20:06:24",
"content": "This great hack right here shows that we need phones with three, dual function slots. Go anywhere between triple sim and triple SD card.Oh, wait they are cutting roaming taxes in EU….",
"parent_id"... | 1,760,374,867.324038 | ||
https://hackaday.com/2017/04/14/hackaday-prize-entry-breathe-your-troubles-away/ | Hackaday Prize Entry: Breathe Your Troubles Away | Dan Maloney | [
"The Hackaday Prize"
] | [
"2017 Hackaday Prize",
"anxiety",
"attiny85",
"Box Breathing",
"breathing control",
"meditation",
"relaxation"
] | Navy SEALs and other highly trained special forces operators all know a simple, basic fact – you’ve got to breathe to live. That seems self-evident, but breathing control is immensely important to being able to perform at a high level in stressful situations. But even if you never anticipate being under fire, you can
l... | 13 | 8 | [
{
"comment_id": "3525862",
"author": "Something",
"timestamp": "2017-04-14T18:41:42",
"content": "no vid of it in action?",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "3525868",
"author": "Ken",
"timestamp": "2017-04-14T18:46:40",
"content": "I ha... | 1,760,374,867.224166 | ||
https://hackaday.com/2017/04/14/ask-hackaday-how-do-you-python/ | Ask Hackaday: How Do You Python? | Mike Szczys | [
"Ask Hackaday",
"Interest",
"Slider",
"Software Development"
] | [
"atom",
"code completion",
"Geany",
"ide",
"IDLE",
"interactive shell",
"python"
] | Python is the Arduino of software projects. It has a critical mass of libraries for anything from facial recognition and neural networks to robotics and remote sensing. And just like Arduino, I have yet to find the killer IDE for Python. Perhaps I just haven’t tried the right one yet, but it could be that I’m just doin... | 125 | 50 | [
{
"comment_id": "3525743",
"author": "RandomComment",
"timestamp": "2017-04-14T17:04:28",
"content": "Jupiter Notebook, IPython, and vim are all I need.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "3525744",
"author": "RandomComment",
"time... | 1,760,374,867.692697 | ||
https://hackaday.com/2017/04/14/obd-ii-dongle-attack-stopping-a-moving-car-via-bluetooth/ | OBD-II Dongle Attack: Stopping A Moving Car Via Bluetooth | Pedro Umbelino | [
"car hacks",
"News",
"Security Hacks"
] | [
"bluetooth",
"obd-ii",
"security"
] | Researchers from the Argus Research Team found
a way to hack into the Bosch Drivelog ODB-II dongle
and inject any kind of malicious packets into the CAN bus. This allowed them to, among other things, stop the engine of a moving vehicle by connecting to the dongle via Bluetooth.
Drivelog is Bosch’s smart device for coll... | 30 | 10 | [
{
"comment_id": "3525714",
"author": "tomás zerolo",
"timestamp": "2017-04-14T16:19:58",
"content": "Hijacking the WiFi subsystem (exclusively over WiFi), hijacking a TV over the DVBT signal and now this.Something is pretty rotten in the way those gadgets are designed and then poured by the millions... | 1,760,374,867.525017 | ||
https://hackaday.com/2017/04/14/the-complex-issue-of-hackspace-donations/ | The Complex Issue Of Hackspace Donations | Jenny List | [
"Hackerspaces"
] | [
"donations",
"hackspace donations",
"hackspaces",
"junk",
"junk box",
"Oxford Hackspace"
] | More than one member of the Hackaday team has significant involvement in a hackspace, as member, director, or even founder. We talk about hackspaces quite rarely on these pages though, not because we don’t have anything to say on the matter but because even when we write in general terms our fellow members invariably t... | 74 | 34 | [
{
"comment_id": "3525607",
"author": "xMob",
"timestamp": "2017-04-14T14:15:34",
"content": "Hey JennyGreat starting point for a good conversation.I’m not a member of a hackspace, but I have donated things on more than one occasion. I do, however, always check first. Usually with the line “this is... | 1,760,374,868.054966 | ||
https://hackaday.com/2017/04/14/burger-king-scores-free-advertising-from-google-home-with-a-whopper-of-a-hack/ | Burger King Scores Free Advertising From Google Home With A Whopper Of A Hack | Adam Fabio | [
"google hacks",
"News"
] | [
"burger king",
"google",
"google voice",
"whopper"
] | Advertisers are always trying to stuff more content into a 15 or 30 second TV spot. Burger King seems to have pulled it off with a series of ads that take advantage of the
Google Home device sitting in many viewers living rooms
. It works like this: The friendly Burger King employee ends the ad by saying “Ok Google, wh... | 67 | 21 | [
{
"comment_id": "3525459",
"author": "Jack Laidlaw",
"timestamp": "2017-04-14T11:35:08",
"content": "This made me laugh, I love the XKCD cartoon and the whole toenail clippings thing. Voice activated sounds great in practice but if all someone needs to do is shout through your letterbox open door to... | 1,760,374,867.885064 | ||
https://hackaday.com/2017/04/14/the-improved-luggable-pc/ | The Improved Luggable PC | Brian Benchoff | [
"computer hacks"
] | [
"atx",
"ATX case",
"case modding",
"casemod",
"computer case",
"hackaday.io",
"luggable"
] | There are exactly two types of personal computers available today. If you need a lot of horsepower, a powerful GPU, or a full-power CPU, you’re going to end up with a desktop. If you need something portable, you’re getting a laptop with a wimpy CPU and an underpowered GPU. Historically, there has been a third type of P... | 40 | 14 | [
{
"comment_id": "3525355",
"author": "Jem",
"timestamp": "2017-04-14T08:14:03",
"content": "What about the three inch thick gamer laptops with an overclockable i7 and twin SLI GTX 1080’s? Check out Linus Media Group, they review every single one that comes onto the market.",
"parent_id": null,
... | 1,760,374,867.777932 | ||
https://hackaday.com/2017/04/13/lattice-ice40-fpga-configured-by-linux-kernel/ | Lattice ICE40 FPGA Configured By Linux Kernel | Al Williams | [
"FPGA",
"Linux Hacks",
"Raspberry Pi"
] | [
"fpga",
"iCE40",
"icestorm",
"kernel driver",
"lattice",
"linux",
"linux driver"
] | The Linux kernel recently added support for loading firmware into an FPGA via the FPGA Manager Framework. [OpenTechLab] has built
a driver for the Lattice iCE40 FPGA
(same chip used on the iCEStick and other development boards). One attraction to the iCE40 is there is an open source toolchain called iCEStorm.
Even if y... | 15 | 7 | [
{
"comment_id": "3525418",
"author": "Redhatter (VK4MSL)",
"timestamp": "2017-04-14T10:03:16",
"content": "Given there are some rather creative iCE40-based FPGA boards coming out (e.g. Olimex did one late last year based on the iCE40-HX1k with some nice add-on peripherals) this raises some interesti... | 1,760,374,867.937544 | ||
https://hackaday.com/2017/04/12/retro-teardown-inside-an-8-track-stereo-player/ | Retro Teardown: Inside An 8-Track Stereo Player | Jenny List | [
"classic hacks",
"Curated",
"Featured",
"History",
"home entertainment hacks"
] | [
"8-track",
"audio",
"hi-fi",
"retro",
"teardown"
] | If you are a connoisseur of analogue audio, it’s probable you might have a turntable and a stack of records at home somewhere. If you are of a certain age you may even have a cassette deck, though you’re more likely to have abandoned that format some time in the 1990s. If you are old enough to have been around in the 1... | 43 | 14 | [
{
"comment_id": "3523857",
"author": "josh",
"timestamp": "2017-04-12T17:46:21",
"content": "Whats the deal with the low resolution pictures? 640×480?",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "3523863",
"author": "Capmo",
"timestamp": "2... | 1,760,374,868.141871 | ||
https://hackaday.com/2017/04/12/friday-hack-chat-open-source-silicon/ | Friday Hack Chat: Open Source Silicon | Brian Benchoff | [
"Hackaday Columns"
] | [
"Hack Chat",
"SiFive",
"silicon"
] | This Friday, Hackaday.io will be graced with purveyors of Open Source Silicon.
Join us in the Hackaday.io Hack Chat
this Friday, April 14 at noon PDT (19:00 UTC) for a conversation with SiFive, an ‘Open’ silicon manufacturer.
This week, we’re sitting down with
SiFive
, a fabless semiconductor company and makers of the ... | 12 | 2 | [
{
"comment_id": "3523836",
"author": "Drone",
"timestamp": "2017-04-12T17:02:12",
"content": "“This SoC is a RISC-V core and one of the first microprocessors that is completely Open Source. It is an affront to Stallmanism, the best hope we have for truly Open hardware, and it’s pretty fast, to boot.... | 1,760,374,868.195911 | ||
https://hackaday.com/2017/04/12/32-bit-processing-for-the-vectrex-arcade-system/ | 32-Bit Processing For The Vectrex Arcade System | Brian Benchoff | [
"classic hacks"
] | [
"pic32",
"vectrex"
] | Alongside the Commodores, Ataris, Nintendos, and all the other game systems of the 80s, there was a single unique video game system that stood out from the pack. This was the Vectrex, a console with a built-in CRT meant to display vector graphics
and only
vector graphics. The video game crash of 1983 wasn’t kind to the... | 21 | 7 | [
{
"comment_id": "3523812",
"author": "CompuCat",
"timestamp": "2017-04-12T16:05:36",
"content": "Didn’t Sprite_tm do something like this a while back with an STM32?",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "3523825",
"author": "Bob",
"ti... | 1,760,374,868.340807 | ||
https://hackaday.com/2017/04/12/fix-a-brick-2-nexus-5x-rises-from-the-ashes/ | Fix-A-Brick 2: Nexus 5X Rises From The Ashes | Lewin Day | [
"Featured",
"Phone Hacks",
"Slider"
] | [
"android phone",
"bga",
"heat gun",
"heat repair",
"heatgun",
"nexus",
"nexus 5x"
] | It was but two weeks ago when I told my story of woe —
the tale of an LG Nexus 5X that fell ill
, seemingly due to a manufacturing fault at birth. I managed to disassemble it and made my way through a semi-successful attempt at repair, relying on a freezer and hairdryer to coax it back to life long enough to backup my ... | 49 | 20 | [
{
"comment_id": "3523761",
"author": "RW",
"timestamp": "2017-04-12T14:30:05",
"content": "Yah, sounds like you reflowed it…. But… done dry it tends to have a 3 month lifespan…. use flux and it can go a year to permanent….. full reball is the most reliable, but harder.",
"parent_id": null,
"... | 1,760,374,868.278771 | ||
https://hackaday.com/2017/04/12/diy-dyndns-with-esp8266-and-dweets/ | DIY DynDNS With ESP8266 And Dweets | Elliot Williams | [
"Wireless Hacks"
] | [
"dynamic dns",
"ESP8266",
"wifi"
] | You’re on a home router, and your IP address keeps changing. Instead of paying a little bit extra for a static IP address (and becoming a grownup member of the Internet) there are many services that let you push your current IP out to the rest of the world dynamically. But most of them involve paying money or spending ... | 38 | 17 | [
{
"comment_id": "3523625",
"author": "MBtronics",
"timestamp": "2017-04-12T11:10:41",
"content": "I don’t know for the rest of the world, but in most parts of Europe you have to get an expensive business plan to get a static IP.",
"parent_id": null,
"depth": 1,
"replies": [
{
... | 1,760,374,868.531362 | ||
https://hackaday.com/2017/04/12/customize-your-ratios-with-a-3d-printed-gearbox/ | Customize Your Ratios With A 3D-Printed Gearbox | Dan Maloney | [
"3d Printer hacks",
"Misc Hacks"
] | [
"gearbox",
"gears",
"PLA",
"reduction",
"spur gears",
"transmission"
] | Small DC motors are easy to find — you can harvest dozens from old printers and copiers. You might even get a few with decent gearboxes too. But will you get exactly the motor with exactly the gearing your project needs? Unlikely, but you can always just
print a gearbox
to get exactly what you need.
There’s nothing fan... | 14 | 10 | [
{
"comment_id": "3523675",
"author": "mark g",
"timestamp": "2017-04-12T12:34:55",
"content": "Really elegant and nicer than I could ever model or build… Just makes me nervous how the plastic on plastic output shaft will handle the radial load over time. Seems like that would be a good spot for a be... | 1,760,374,868.578086 |
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