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https://hackaday.com/2019/10/06/hackaday-links-october-6-2019/ | Hackaday Links: October 6, 2019 | Dan Maloney | [
"Hackaday Columns",
"Hackaday links"
] | [
"anti-trust",
"capacitor",
"dlp",
"FEP",
"lawsiut",
"lcd",
"legal",
"realtor",
"resin printer",
"RoboCop",
"SpaceX",
"StarHopper",
"telepresence"
] | “If you or someone you love has been exposed to questionable quality electrolytic capacitors, you could be entitled to financial compensation.” Perhaps that’s not exactly the pitch behind
this class action lawsuit against capacitor manufacturers
, but it might as well be. The suit claims that the defendants, a group of... | 15 | 8 | [
{
"comment_id": "6185072",
"author": "CityZen",
"timestamp": "2019-10-06T23:20:37",
"content": "Larger resin printers also have another issue: heat. If you look into the Uniz Slash printer, you’ll see that it has two liquid cooling loops: one for the LCD screen, and one for the LEDs.Another general... | 1,760,373,737.261801 | ||
https://hackaday.com/2019/10/06/soldering-your-own-soldering-iron/ | Soldering Your Own Soldering Iron | Sharon Lin | [
"The Hackaday Prize",
"Tool Hacks"
] | [
"2019 Hackaday Prize",
"charlieplexed",
"portable soldering iron",
"soldering hack",
"soldering iron"
] | A device that even DIY enthusiasts don’t usually think to DIY is the humble soldering iron. Yet, that’s exactly what one Hackaday.io user did by building a
USB-powered soldering pen
with better performance than a $5 Chinese soldering pen.
The project draws inspiration from another
Weller RT tip-based soldering pen
by [... | 14 | 5 | [
{
"comment_id": "6185062",
"author": "wibble",
"timestamp": "2019-10-06T21:11:49",
"content": "Amazed an ordinary 3.5mm audio socket can carry the power required to heat a tip! I’m sure that new knowledge will be useful some day…I did the USB C power conversion for the TS100 featured on HaD a week o... | 1,760,373,737.688913 | ||
https://hackaday.com/2019/10/07/an-apartment-hunting-ai/ | An Apartment-Hunting AI | Inderpreet Singh | [
"Software Hacks"
] | [
"ai",
"apartment",
"artificial intellegence"
] | Finding a good apartment is a lot of work and includes searching websites for available places and then cross-referencing with a list of characteristics. This can take hours, days or even months but in a world where cars drive themselves, it is possible to
use machine learning in your hunt
.
[veesot] lives in a city be... | 16 | 10 | [
{
"comment_id": "6185342",
"author": "e",
"timestamp": "2019-10-08T02:18:55",
"content": "What could possibly go wrong…http://edition.cnn.com/2011/TECH/web/04/25/amazon.price.algorithm/index.htmlWhere algorithms bid up the price of a rare book to around 23 million dollars…",
"parent_id": null,
... | 1,760,373,737.997571 | ||
https://hackaday.com/2019/10/07/a-bootable-greeting-for-the-xenomorph-in-your-life/ | A Bootable Greeting For The Xenomorph In Your Life | Tom Nardi | [
"classic hacks",
"Linux Hacks"
] | [
"alien",
"cosplay",
"linux",
"ncurses",
"prop",
"sci-fi",
"terminal"
] | When he needed a gift for his
Alien
superfan friend, [Stephen Brennan] decided the best way to put his unique set of skills to use would be to create a bootable Linux operating system that captures the
sights and sounds of the
Nostromo’s
retro-futuristic computer systems
. We could all use a friend like that.
Even if w... | 4 | 2 | [
{
"comment_id": "6185323",
"author": "robin",
"timestamp": "2019-10-07T23:31:16",
"content": "in know it’s heresy but i would love a windows 10 version that had this look. all my cad software only runs on win10 sadly :(",
"parent_id": null,
"depth": 1,
"replies": [
{
"comme... | 1,760,373,737.738821 | ||
https://hackaday.com/2019/10/07/tacking-against-the-sun-flying-a-batteryless-solar-rc-plane-is-almost-like-sailing/ | Tacking Against The Sun: Flying A Batteryless Solar RC Plane Is Almost Like Sailing | Danie Conradie | [
"Solar Hacks"
] | [
"flying wing",
"mppt",
"RC airplane",
"solar panels",
"solar plane"
] | Flying on the power of the sun is definitely not a new idea, but it usually involves a battery between the solar panels and the propulsion system. [ukanduit] decided to lose the battery completely and
control the speed of the motor with the output of the solar panels
. This leads to some interesting flying characterist... | 28 | 12 | [
{
"comment_id": "6185291",
"author": "Callan Mackay",
"timestamp": "2019-10-07T20:59:56",
"content": "Beautiful! Would it add a significant amount of weight to add cells on the underside as well to allow climbing towards the sun too?",
"parent_id": null,
"depth": 1,
"replies": []
},
... | 1,760,373,737.62615 | ||
https://hackaday.com/2019/10/07/dry-your-clothes-in-one-minute-or-less/ | Dry Your Clothes In One Minute Or Less | Sharon Lin | [
"home hacks",
"The Hackaday Prize"
] | [
"2019 Hackaday Prize",
"clothes dryer",
"Hackaday Prize",
"laundry",
"laundry monitor",
"ozone"
] | If you’re like most people, then washing clothes is probably a huge pain for you. Figuring out the odd number of minutes necessary to run a wash and dry cycle, trying desperately not to end up with clothes that are still wet, and worst of all having to wait
so
long for your clothes to be clean can be a real hassle.
One... | 39 | 17 | [
{
"comment_id": "6185240",
"author": "a_do_z",
"timestamp": "2019-10-07T18:48:34",
"content": "Should say “Dry your sweat-dampened clothes…”.I was prepared to be impressed with a one minute post-water-wash drying cycle. This is not that.",
"parent_id": null,
"depth": 1,
"replies": [
... | 1,760,373,737.454671 | ||
https://hackaday.com/2019/10/07/ask-hackaday-whats-the-perfect-hacker-smart-watch/ | Ask Hackaday: What’s The Perfect Hacker Smart Watch? | Lewin Day | [
"Ask Hackaday",
"clock hacks",
"Interest",
"Original Art",
"Slider",
"Wearable Hacks"
] | [
"pebble",
"smartwatch"
] | Since
Dick Tracy
all the way back in ’46, smart watches have captured the public imagination. After several false starts, the technology has gone through a renaissance in the last 10 years or so. For the average consumer, there’s been a proliferation of hardware in the marketplace, with scores of different models to ch... | 77 | 37 | [
{
"comment_id": "6185216",
"author": "Ren",
"timestamp": "2019-10-07T17:41:01",
"content": "“Do you remember seeing the Chronos watch from TI hit the market at $49 ten years ago? That one never gained widespread tracking, ”Probably because TI pulled it from the market, just as word was getting out a... | 1,760,373,737.938074 | ||
https://hackaday.com/2019/10/07/designing-sci-fi-hack-chat/ | Designing Sci-Fi Hack Chat | Dan Maloney | [
"Hackaday Columns"
] | [
"animation",
"art",
"design",
"Fantasy",
"graphics",
"lost in space",
"movie",
"Playback Designer",
"science fiction",
"The Hack Chat",
"tv",
"UI",
"user interface"
] | Join us on Wednesday, October 9 at noon Pacific for the
Designing Sci-Fi Hack Chat
with
Seth Molson
!
We all know the feeling of watching a movie set in a galaxy far, far away and seeing something that makes us say, “That’s not realistic at all!” The irony of watching human actors dressed up as alien creatures prancing... | 9 | 3 | [
{
"comment_id": "6185203",
"author": "Ostracus",
"timestamp": "2019-10-07T16:22:17",
"content": "Iron Man 3 user interface.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6185299",
"author": "Dan Maloney",
"timestamp": "2019-10-07T21:31:06",
... | 1,760,373,737.557188 | ||
https://hackaday.com/2019/10/07/raspberry-pi-ham-radio-remote-reviewed/ | Raspberry Pi Ham Radio Remote Reviewed | Al Williams | [
"Radio Hacks",
"Raspberry Pi"
] | [
"ham radio",
"mfj",
"morse code",
"raspberry pi",
"Remote monitoring"
] | One problem with ham radio these days is that most hams live where you can’t put a big old antenna up due to city laws and homeowner covenants. If you’re just working local stations on VHF or UHF, that might not be a big problem. But for HF usage, using a low profile antenna is a big deal. However, most modern radios c... | 18 | 5 | [
{
"comment_id": "6185205",
"author": "huntdesigns",
"timestamp": "2019-10-07T16:32:03",
"content": "This will be great, just like a remote version of ham radio deluxe. Ill make sure to mount it up in the attic where the remote ptt will get stuck on due to some stray rf requiring manually shutting it... | 1,760,373,737.514309 | ||
https://hackaday.com/2019/10/06/a-modular-ecosystem-that-evolved-around-a-simple-diesel-engine/ | A Modular Ecosystem That Evolved Around A Simple Diesel Engine | Roger Cheng | [
"car hacks",
"Engine Hacks",
"Transportation Hacks"
] | [
"diesel engine",
"ecosystems",
"improvisation",
"modular",
"off road"
] | High volume commodity products are a foundation of hacking, we’ve built many projects around popular form factors like NEMA 17 stepper motors, 608 bearings, and 280 DC motors. Their high volume led to lower cost, which further increased popularity, and the cycle repeats. A similar thing happened to a style of single-cy... | 22 | 13 | [
{
"comment_id": "6185036",
"author": "AGohg",
"timestamp": "2019-10-06T17:16:15",
"content": "Those engines are just less reliable clones of polish “Esiok” S320 engines introduced in early 60s and still produced by Androia-Mot in Andrychów. Seehttps://andoria.pl/silniki/Another intresting fact about... | 1,760,373,737.79895 | ||
https://hackaday.com/2019/10/06/building-a-cyberpunk-multi-touch-input-device/ | Building A Cyberpunk Multi-Touch Input Device | Tom Nardi | [
"LED Hacks",
"Peripherals Hacks",
"Raspberry Pi"
] | [
"input device",
"multitouch",
"opencv",
"RGB LED",
"touch panel"
] | This
multi-touch touch panel built by [thiagesh D]
might look like it came from the retro-futuristic worlds of
Blade Runner
or
Alien
, but thanks to a detailed build video and a fairly short list of required parts, it could be your next weekend project.
The build starts with a sheet of acrylic, which has a grid pattern... | 5 | 3 | [
{
"comment_id": "6185017",
"author": "Jan",
"timestamp": "2019-10-06T15:10:18",
"content": "Interesting project, interesting in many ways.The way it looks certainly is interesting as it very much has that 80 wire mesh grid like neon like look to it.Cool project",
"parent_id": null,
"depth": ... | 1,760,373,738.097096 | ||
https://hackaday.com/2019/10/06/diy-clapper-lets-you-pick-your-components/ | DIY Clapper Lets You Pick Your Components | Al Williams | [
"Misc Hacks",
"Parts"
] | [
"555",
"circuit design",
"clapper",
"dead bug",
"transistor",
"trigger"
] | One thing that always means the end of the year is close is the reappearance of TV ads for “The Clapper.” After all, who needs home automation when you can clap on and clap off? While we’re partial to our usual home automation solutions, [Utsource123] shows us that building a clapper can be a fun and easy project using... | 4 | 3 | [
{
"comment_id": "6184995",
"author": "Alex Rossie",
"timestamp": "2019-10-06T12:45:41",
"content": "I have genuinely always been curious what the inside of these look like.With a (much) better amplification stage and some simple filtering you could also make this respond to whistles.",
"parent_i... | 1,760,373,738.046413 | ||
https://hackaday.com/2019/10/06/upgrades-give-crazy-cart-xl-a-few-more-xs/ | Upgrades Give Crazy Cart XL A Few More X’s | Kristina Panos | [
"Misc Hacks",
"Transportation Hacks"
] | [
"18650",
"crazy cart xl",
"drifting",
"electric go kart"
] | Why should kids have all the newfangled fun? They shouldn’t! Quarter-life crises are on the rise, and those who can are spoiling their inner child with adult-sized Heelys and electric Mario Karts that can drift. [austiwawa] finally got his hands on a used Crazy Cart XL, and while it’s incredibly fun, the puny 500W moto... | 4 | 2 | [
{
"comment_id": "6184983",
"author": "ohiwser",
"timestamp": "2019-10-06T09:23:54",
"content": "Looks fun until someone has to clean up your brain matter with a pressure washer.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6185229",
"author": "ohiw... | 1,760,373,738.724929 | ||
https://hackaday.com/2019/10/05/this-hurricane-uses-a-novel-technique/ | This Hurricane Uses A Novel Technique | Jenny List | [
"3d Printer hacks",
"Toy Hacks"
] | [
"aircraft",
"heat shrink film",
"hurricane",
"model aircraft"
] | You’ve probably heard of the brave pilots, the so-called ‘few’, that took to the air in their Supermarine Spitfires and saved the day during the Battle of Britain. It’s a story that contains a lot of truth, but as is so often the case, it masks a story with a bit more complexity. Those pilots did scramble across the ai... | 16 | 5 | [
{
"comment_id": "6184968",
"author": "Alphatek",
"timestamp": "2019-10-06T07:11:05",
"content": "Nice project, but nothing new. Heat shrink film has been used over (usually balsa) formers for nigh on half a century!",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_i... | 1,760,373,738.844601 | ||
https://hackaday.com/2019/10/05/tracking-ants-and-zapping-them-with-lasers/ | Tracking Ants And Zapping Them With Lasers | Lewin Day | [
"Machine Learning"
] | [
"ants",
"Jetson",
"jetson tk1",
"Nvidia Jetson"
] | Thanks to the wonders of neural networks and machine learning algorithms, it’s now possible to do things that were once thought to be inordinately difficult to achieve with computers. It’s a combination of the right techniques and piles of computing power that make such feats doable, and
[Robert Bond’s] ant zapping pro... | 28 | 15 | [
{
"comment_id": "6184944",
"author": "Marty",
"timestamp": "2019-10-06T02:40:53",
"content": "What is this, a laser for ANTS!?",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6184946",
"author": "LordNothing",
"timestamp": "2019-10-06T03:03:41... | 1,760,373,739.043839 | ||
https://hackaday.com/2019/10/05/a-cyberdeck-built-with-ergonomics-in-mind/ | A Cyberdeck Built With Ergonomics In Mind | Erin Pinheiro | [
"Cyberdecks"
] | [
"acrylic laser cutter",
"CNC woodworking",
"cyberdeck",
"ergonomic keyboard",
"LineageOS",
"mechanical keyboard",
"Pine64",
"raspberry pi"
] | With a new decade looming over us, the hot new thing for hackers and makers everywhere is to build cyberdecks to go with the flashy black-and-neon clothing that the sci-fi films of old predicted we’d all be wearing come next year. [Phil Hagelberg] has been designing one
based on his own ergonomic keyboard
, prioritizin... | 9 | 7 | [
{
"comment_id": "6184994",
"author": "Wooden Hacker",
"timestamp": "2019-10-06T12:11:37",
"content": "Very nice, I think that’s the first one I’ve seen made out of wood. Seems kind of counter the general cyberpunk feel, but it definitely looks nice.",
"parent_id": null,
"depth": 1,
"repl... | 1,760,373,738.684491 | ||
https://hackaday.com/2019/10/05/building-a-wind-power-generator-in-your-backyard/ | Building A Wind Power Generator In Your Backyard | Sharon Lin | [
"hardware",
"The Hackaday Prize"
] | [
"2019 Hackaday Prize",
"Hackaday Prize",
"vertical axis wind turbine",
"Wind turbine"
] | For many environmental enthusiasts, horizontal-axis wind turbines (HAWTs) — the kind that look like windmills slowly spinning in the distance — are a pretty familiar sight. Unfortunately, there are quite a few caveats that make them harder to adopt despite the fact that harvesting renewable energy sources is more susta... | 53 | 16 | [
{
"comment_id": "6184904",
"author": "wibble",
"timestamp": "2019-10-05T20:13:00",
"content": "VAWTs are inferior to HAWT thanks to a that fly in the ointment of perpetual motion: physics. Do the maths and then buy Hugh Piggott’s books.",
"parent_id": null,
"depth": 1,
"replies": [
... | 1,760,373,739.143543 | ||
https://hackaday.com/2019/10/05/this-home-etched-arm-dev-board-is-a-work-of-art/ | This Home-Etched ARM Dev Board Is A Work Of Art | Jenny List | [
"Microcontrollers"
] | [
"dev board",
"etched PCB",
"etching",
"pcb",
"stm32"
] | One of the step changes in electronic construction at our level over the last ten or fifteen years has been the availability of cheap high-quality printed circuit boards. What used to cost hundreds of dollars is now essentially an impulse buy, allowing the most intricate of devices to be easily worked with. Many of us ... | 26 | 8 | [
{
"comment_id": "6184885",
"author": "Clara",
"timestamp": "2019-10-05T17:36:09",
"content": "A coat of green solder mask and some tinning, and it looks for all the world as though it might have emerged from a commercial plant.I clicked through to the actual article, and if that came from a professi... | 1,760,373,738.788853 | ||
https://hackaday.com/2019/10/05/how-to-get-started-with-fadecandy-and-leds/ | How To Get Started With Fadecandy And LEDs | Lewin Day | [
"LED Hacks"
] | [
"fadecandy",
"processing",
"tutorial",
"ws2812b"
] | The internet is awash with millions of stunning LED projects, and for that, we are all very thankful. For those outside the hacker/maker matrix, it can be difficult to know how to approach such a build. Never fear, for [Amy Goodchild] has put together
a beginner’s guide to building pretty glowables, using Fadecandy and... | 5 | 4 | [
{
"comment_id": "6184895",
"author": "Thomas",
"timestamp": "2019-10-05T18:47:41",
"content": "No Fuses…https://hackaday.com/2018/01/29/the-engineering-case-for-fusing-your-led-strips/",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "6185150",
"author": "Ben... | 1,760,373,739.180307 | ||
https://hackaday.com/2019/10/05/the-monotron-a-rusty-retrocomputer/ | The Monotron, A Rusty Retrocomputer | Jenny List | [
"Retrocomputing"
] | [
"retrocomputing",
"rust",
"ti launchpad"
] | For many people, a retrocomputer is a classic machine from the past lovingly brought back to working order. But for some, the idea of a retrocomputer is wider than that, encompassing modern hardware that delivers to feel like a device from the past.
The Monotron
from [Jonathan Pallant] is one such computer. It’s defini... | 2 | 2 | [
{
"comment_id": "6184872",
"author": "Josh Bensadon",
"timestamp": "2019-10-05T14:52:50",
"content": "Rust? Interesting!! Definitely worth looking into.",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "6184985",
"author": "Gösta",
"timestamp": "2019-10-... | 1,760,373,738.982708 | ||
https://hackaday.com/2019/10/05/mt-everest-lamp-recreates-the-famous-peak/ | Mt Everest Lamp Recreates The Famous Peak | Lewin Day | [
"3d Printer hacks"
] | [
"arduino nano",
"lamp",
"mount everest",
"mt everest",
"ws2812"
] | Anyone who has travelled to distant mountain peaks has marvelled at the beauty of the natural, rugged terrain. [apoorvas15] is no different,
and created a lamp that celebrated the awe of the largest mountain on earth.
When it comes to reproducing an accurate geometrical representation of the landscape, the easiest appr... | 7 | 5 | [
{
"comment_id": "6184849",
"author": "Nick",
"timestamp": "2019-10-05T11:55:54",
"content": "“…to create an effect akin to that of a reflection in a lake.”No, its not mirrored, its just the same print turned upside down.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comm... | 1,760,373,739.221582 | ||
https://hackaday.com/2019/10/04/tiny-robots-that-grow-taller-and-wider/ | Tiny Robots That Grow Taller (And Wider) | Danie Conradie | [
"Robots Hacks"
] | [
"linear actuator",
"modular robotics",
"robots",
"swarm robotics"
] | Sometimes one just needs an extra hand or six around the workbench. Since you’re a hacker that should take the form of a tiny robot swarm that can physically display your sensor data, protect you against a dangerously hot caffeine fix and clean up once you’re done. [Ryo Suzuki] and [Clement Zheng] from the University ... | 9 | 3 | [
{
"comment_id": "6184839",
"author": "smerrett79",
"timestamp": "2019-10-05T07:51:47",
"content": "I have played with two tape measure strips used as alinear actuator. I was inspired by the linear actuator design of [Roger rabbit]. I put velcro/hook and loop on the inner faces of the tape and forced... | 1,760,373,739.268447 | ||
https://hackaday.com/2019/10/04/e3d-tool-changer-partially-reviewed/ | E3D Tool Changer Partially Reviewed | Al Williams | [
"3d Printer hacks"
] | [
"3d printer",
"E3D",
"review"
] | [Design Prototype Test] got a box in the mail. Inside? An
E3D “tool changer and motion system.”
Superficially, it looks like a 3D printer, but it is touted as a machine that can mount several different kinds of tools, including a 3D print head. In the video below, you can see the assembly of the heavy-looking machine.
... | 7 | 6 | [
{
"comment_id": "6184833",
"author": "Florian F.",
"timestamp": "2019-10-05T06:36:39",
"content": "He goes on how it’s to expensive and obviously build by engineers and not designed to be cheap.But that’s exactly what e3d said all along. It’s a platform for the motion changer to tinker and build too... | 1,760,373,739.517135 | ||
https://hackaday.com/2019/10/04/use-jedi-mind-tricks-to-control-your-next-drone-swarm/ | Use Jedi Mind Tricks To Control Your Next Drone Swarm | Gerrit Coetzee | [
"drone hacks",
"Robots Hacks"
] | [
"drone",
"glove",
"haptic",
"Skolkovo",
"Skoltech",
"swarm"
] | Controlling a single drone takes up a considerable amount of concentration and normally involves wearing silly goggles. It only gets harder if you want to control a swarm. Researchers at Skolkovo Institute of Technology decided Jedi mind tricks were the best way, and set up
swarm control using hand gestures.
We’ve seen... | 1 | 1 | [
{
"comment_id": "6184858",
"author": "Robert",
"timestamp": "2019-10-05T13:11:20",
"content": "Pre-programming of paths may be common in the world of droens in general, especially for things like film shoots, but swarm robotics tends to avoid this kind of move. Swarm robotics works almost exclusivel... | 1,760,373,739.55618 | ||
https://hackaday.com/2019/10/04/introducing-the-first-cisco-certified-mixologist/ | Introducing The First Cisco Certified Mixologist | Tom Nardi | [
"Arduino Hacks",
"Microcontrollers"
] | [
"barbot",
"cisco",
"ESP32",
"i2c",
"networking",
"peristalic pump"
] | You’d be hard pressed to find an IT back office that doesn’t have a few Cisco routers or switches laying around and collecting dust. We’d even bet there are a decent number of people reading this post right now that have a stack of them within arm’s reach. They’re the kind of thing most of us have no practical applicat... | 11 | 6 | [
{
"comment_id": "6184797",
"author": "droople",
"timestamp": "2019-10-04T23:11:36",
"content": "I like the idea, yet i wouldn’t trust those pumps with stuff that I’m supposed to to drink.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6184803",
"auth... | 1,760,373,739.473727 | ||
https://hackaday.com/2019/10/04/modular-camera-remote-is-highly-capable/ | Modular Camera Remote Is Highly Capable | Lewin Day | [
"digital cameras hacks",
"The Hackaday Prize"
] | [
"2019 Hackaday Prize",
"camera",
"camera timer",
"camera trigger",
"intervalometer",
"LoRa"
] | Many cameras these days have optional remotes that allow the shutter release to be triggered wirelessly. Despite this, [Foaly] desired more range, and more options for dealing with several cameras at once.
As you’d expect, hacking ensued.
[Foaly] uses Silver modules to photograph rocket launches safely.
The system goes... | 0 | 0 | [] | 1,760,373,739.880025 | ||
https://hackaday.com/2019/10/04/more-supercon-talks-taking-the-hardware-world-by-storm/ | More Supercon Talks Taking The Hardware World By Storm | Mike Szczys | [
"cons",
"Featured"
] | [
"2019 Hackaday Superconference",
"Supercon",
"talks"
] | You’re going to love the talks at the
Hackaday Superconference
this November. The ultimate hardware conference is all about hardware creation. The ten speakers below join the talks we announced last week and that’s still not even half of what you’ll see on the stages of Supercon. Add to that the superb workshops we ann... | 2 | 2 | [
{
"comment_id": "6184771",
"author": "Dev Node",
"timestamp": "2019-10-04T20:29:27",
"content": "Looking forward to these talks.",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "6185943",
"author": "Alan Green",
"timestamp": "2019-10-10T08:30:49",
"c... | 1,760,373,740.056568 | ||
https://hackaday.com/2019/10/04/hackaday-podcast-038-cyberdecks-taking-over-resin-3d-printing-vs-fdm-silicone-injection-molding-and-the-pickle-fork-fiasco/ | Hackaday Podcast 038: Cyberdecks Taking Over, Resin 3D-Printing Vs FDM, Silicone Injection Molding, And The Pickle Fork Fiasco | Mike Szczys | [
"Hackaday Columns",
"Podcasts",
"Slider"
] | [
"3D resin printer",
"card press",
"cement",
"cyberdeck",
"Hackaday Podcast",
"pickle fork",
"sidekick",
"silicone mold"
] | Hackaday Editors Tom Nardi and Mike Szczys comb through their favorite hacks from the past week. We loved Donald Papp’s article on considerations before making the leap from FDM 3D Printers to a resin-based process, and we solidify our thoughts on curing cement in low-gravity. Tom’s working on a Cyberdeck build, and he... | 4 | 2 | [
{
"comment_id": "6184818",
"author": "dentaku",
"timestamp": "2019-10-05T01:58:10",
"content": "The link to the MP3 doesn’t work.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6184854",
"author": "Shoe",
"timestamp": "2019-10-05T12:53:54",
... | 1,760,373,740.101274 | ||
https://hackaday.com/2019/10/04/this-biofuel-cell-harvests-energy-from-your-sweat/ | This Biofuel Cell Harvests Energy From Your Sweat | Sharon Lin | [
"chemistry hacks",
"Wearable Hacks"
] | [
"biofuel",
"carbon nanotube",
"energy",
"research",
"Wearables"
] | Researchers from l’Université Grenoble Alpes and the University of San Diego recently developed and patented
a flexible device that’s able to produce electrical energy from human sweat
. The lactate/O2 biofuel cell has been demonstrated to light an LED, leading to further development in the area of harvesting energy th... | 14 | 8 | [
{
"comment_id": "6184698",
"author": "Leithoa",
"timestamp": "2019-10-04T15:30:49",
"content": "This has got to be the least efficient way for humans to generate electricity. Lactate based fuel cells might make sense under certain conditions, but not as a way for humans to generate meaningful amount... | 1,760,373,739.945632 | ||
https://hackaday.com/2019/10/04/this-week-in-security-is-rsa-finally-broken-the-push-for-cloud-accounts-encrypted-dns-and-more-mobile-mayhem/ | This Week In Security: Is RSA Finally Broken? The Push For Cloud Accounts, Encrypted DNS, And More Mobile Mayhem | Jonathan Bennett | [
"Hackaday Columns",
"Security Hacks",
"Slider"
] | [
"dns",
"microsoft",
"quantum computing",
"quantum supremacy"
] | Ever wondered what “cyberwar” looks like? Apparently it’s a lot of
guessing security questions and changing passwords
. It’s an interesting read on its own, but there are some interesting clues if you read between the lines. A General in the know mentioned that Isis:
clicked on something or they did something that then... | 24 | 10 | [
{
"comment_id": "6184705",
"author": "Truth",
"timestamp": "2019-10-04T15:45:18",
"content": "DoH (DNS over HTTPS) is a lot like asking who do you trust to log (and use) the name and time that you access all websites. And all the metadata that is generated from that data (e.g. this person gets up at... | 1,760,373,740.018375 | ||
https://hackaday.com/2019/10/04/navigate-around-garmins-custom-map-limits/ | Navigate Around Garmin’s Custom Map Limits | Kristina Panos | [
"gps hacks",
"how-to"
] | [
"custom map",
"garmin",
"gps",
"hiking",
"KMZfactory",
"map tiling"
] | If your only experience with Garmins is from that one rental car a few years back, it may surprise you that some of them, mostly the handheld outdoor units, allow custom maps. This sounds cool until you find out the limitations. Unless you upgrade to premium, it doesn’t allow map files larger than 3MB. What’s worse, it... | 23 | 11 | [
{
"comment_id": "6184635",
"author": "jpa",
"timestamp": "2019-10-04T11:21:26",
"content": "If your maps are already in a vector format, you can also use mkgmap to convert them for garmin devices. Works great for generating custom maps from openstreetmap data.",
"parent_id": null,
"depth": 1... | 1,760,373,740.209662 | ||
https://hackaday.com/2019/10/04/indonesian-jungle-vespas/ | Indonesian Jungle Vespas | Sharon Lin | [
"Engine Hacks",
"Transportation Hacks"
] | [
"off road",
"scooter hacking",
"vespa"
] | Typically, we associate Vespas with Italians, riding their posh scooters midday under the heat of the Mediterranean sun. In one community, however, the riders and vehicles are pretty different – and by that we mean a whole lot different. Think
Mad Max: Fury Road
meets
The Jungle Book
.
The first Vespa arrived in Indone... | 10 | 8 | [
{
"comment_id": "6184620",
"author": "Smonson",
"timestamp": "2019-10-04T09:02:59",
"content": "This makes me want to play Garry’s Mod.",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "6184651",
"author": "G",
"timestamp": "2019-10-04T12:36:02",
"con... | 1,760,373,740.154673 | ||
https://hackaday.com/2019/10/03/this-lightning-detector-is-remarkably-sensitive/ | This Lightning Detector Is Remarkably Sensitive | Lewin Day | [
"Misc Hacks"
] | [
"discharge",
"lightning detector",
"van de graaff"
] | Lightning strikes are quite high energy events, and release plenty of radio frequency energy when they go off in the atmosphere. This makes them easy to detect, and the magnitude of the energy release means it can be done at impressive range.
[Jay] decided to build a device of his very own, and was impressed at its det... | 17 | 10 | [
{
"comment_id": "6184607",
"author": "Marcus S",
"timestamp": "2019-10-04T07:18:46",
"content": "I’ve set up on at a worksite before, and was able to set it off with the sparks from a brushed universal motor on a power drill.We now use optical lightning detectors as they are less prone to false posi... | 1,760,373,740.269232 | ||
https://hackaday.com/2019/10/03/when-engineering-fine-art-and-asmr-collide/ | When Engineering, Fine Art, And ASMR Collide | Tom Nardi | [
"Art",
"Tool Hacks"
] | [
"art",
"ASMR",
"heat treatment",
"restoration",
"temperature controller",
"thermocouple",
"vacuum table"
] | The success that [Julian Baumgartner] has found on YouTube is a perfect example of all that’s weird and wonderful about the platform. His videos, which show in utterly engrossing detail the painstaking work that goes into restoring and conserving pieces of fine art, have been boosted in popularity by YouTube’s Autonomo... | 8 | 2 | [
{
"comment_id": "6184665",
"author": "Kyle Brinkerhoff",
"timestamp": "2019-10-04T13:25:26",
"content": "does it make pancakes?",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "6184727",
"author": "Paul",
"timestamp": "2019-10-04T17:13:05",
"content"... | 1,760,373,740.45595 | ||
https://hackaday.com/2019/10/03/amazing-open-source-quadruped-capable-of-dynamic-motion/ | Amazing Open Source Quadruped Capable Of Dynamic Motion | Gerrit Coetzee | [
"Robots Hacks"
] | [
"brushless",
"mini cheetah",
"mjbots quad A0",
"moteus",
"quadruped"
] | The more we read about [Josh Pieper]’s quadruped, the
mjbots quad A0
, the more blown away we are by his year of progress on the design. Each part of the robot deserves its own article: from the heavily modified brushless motors (with custom planetary gears) to the custom motor driver designed just for this project.
[J... | 10 | 6 | [
{
"comment_id": "6184554",
"author": "Hirudinea",
"timestamp": "2019-10-03T23:32:17",
"content": "Open source? Well I guess the army (and terrorists) use Linux so why not. Cool robot.",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "6184582",
"author": "mgre... | 1,760,373,740.314807 | ||
https://hackaday.com/2019/10/03/saying-farewell-to-another-b-17-and-its-crew/ | Saying Farewell To Another B-17 And Its Crew | Maya Posch | [
"News",
"Slider"
] | [
"air crash investigation",
"B-17",
"Boeing B-17 Flying Fortress",
"Nine-O-Nine",
"NTSB"
] | The harsh reality of keeping historical airplanes airworthy and flying is that from time to time one will crash. Thus it was that on October 2nd a Boeing B-17 Flying Fortress
crash-landed after technical troubles
. Incidentally, this is the
very same airplane which we covered
only a number of days ago. Painted to look ... | 91 | 23 | [
{
"comment_id": "6184518",
"author": "precious history",
"timestamp": "2019-10-03T20:33:56",
"content": "Maybe a stupid idea, but why not build a copy of these machine for airshow and keep the “real” one safe inside a hangar ?",
"parent_id": null,
"depth": 1,
"replies": [
{
... | 1,760,373,740.834185 | ||
https://hackaday.com/2019/10/03/no-need-to-watch-your-tea-this-robot-does-it-for-you/ | No Need To Watch Your Tea, This Robot Does It For You | Sharon Lin | [
"Arduino Hacks",
"classic hacks",
"The Hackaday Prize"
] | [
"2019 Hackaday Prize",
"35BYJ46",
"automated tea",
"Hackaday Prize",
"stepper motor",
"uln2003"
] | For anyone who’s ever had to make their own tea, steeping it for the right amount of time can be a pain. That’s precisely the problem that the
automatic tea brewing robot
solves with its painless approach to brewing tea, built by Slovenian electrical engineering student [
Kristjan Berce
].
You can use the robot by sett... | 15 | 4 | [
{
"comment_id": "6184504",
"author": "Ren",
"timestamp": "2019-10-03T19:26:23",
"content": "(getting the popcorn ready for the “That’s not the right way to make tea!” comments)",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6184508",
"author": "TREZA... | 1,760,373,740.679212 | ||
https://hackaday.com/2019/10/02/interactive-led-dome-glows-with-the-best-of-them/ | Interactive LED Dome Glows With The Best Of Them | Lewin Day | [
"LED Hacks"
] | [
"dome",
"fadecandy",
"geodesic dome",
"processing",
"RGB LED",
"ws2812b"
] | With the price and availability of components these days, it’s easier than ever to throw a whole pile of LEDs at a build and get them flashing away. The hard part is doing it well. [Amy Goodchild] is an artist, and has a knack for producing rather beautiful LED projects.
The
When in Dome
installation is no exception.
T... | 2 | 2 | [
{
"comment_id": "6184098",
"author": "Ren",
"timestamp": "2019-10-02T13:36:00",
"content": "“When in Dome”Catchy title, I love it!",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "6184213",
"author": "smerrett79",
"timestamp": "2019-10-02T20:21:20",
... | 1,760,373,740.878084 | ||
https://hackaday.com/2019/10/02/where-did-pocket-computing-start/ | Where Did Pocket Computing Start? | Jenny List | [
"Retrocomputing"
] | [
"HP",
"mobile computer",
"pocket computer",
"radio shack",
"sharp"
] | A smartphone in 2019 is an essential piece of everyday equipment. Many of you are probably reading this page on one, and it will pack a very significant quantity of computing power into your hand. Pocket computing has a long history stretching back decades before the mass adoption of smartphones though, and Paleotronic... | 36 | 17 | [
{
"comment_id": "6184047",
"author": "Darren",
"timestamp": "2019-10-02T09:24:17",
"content": "What about the Atari Portfolio, it was John Conner’s hacking tool of choice.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6184248",
"author": "Fredz",
... | 1,760,373,741.150757 | ||
https://hackaday.com/2019/10/01/how-do-those-component-testers-work/ | How Do Those Component Testers Work? | Al Williams | [
"Tool Hacks"
] | [
"AVR",
"Component Tester",
"Transistor Tester"
] | Most people have at least seen those cheap component testers you can buy on the Chinese websites for $10 or so. If you haven’t seen them before, they usually have some kind of multi pin socket. You put a component in the socket and it will identify — with a push of a button — what the part is, which pin is which, and t... | 12 | 6 | [
{
"comment_id": "6184048",
"author": "paul",
"timestamp": "2019-10-02T09:30:55",
"content": "As many others I also love this little tester.Bought a bunch of them, some with just the intention to repurpose the graphic LCD and uC for other projects (as also mentioned here).One extra point worth highli... | 1,760,373,740.939818 | ||
https://hackaday.com/2019/10/01/bouncing-signals-off-the-moon/ | Bouncing Signals Off The Moon | Al Williams | [
"Radio Hacks",
"Space"
] | [
"EME",
"ham radio",
"microwave",
"moon",
"moonbounce"
] | One of the great things about ham radio is that isn’t just one hobby. Some people like to chit chat, some like to work foreign countries, some prepare for emergencies, and there are several space-related activities. There are hundreds of different kinds of activities to choose from. Just one is moonbounce, and [Ham Rad... | 28 | 11 | [
{
"comment_id": "6184011",
"author": "Allan-H",
"timestamp": "2019-10-02T03:32:02",
"content": "“10 GHz is pretty high frequency.”s/pretty/super/I’m feeling pedantic today.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6184014",
"author": "Bunsen",
... | 1,760,373,741.021745 | ||
https://hackaday.com/2019/10/01/copper-coil-lamp-built-with-3d-printed-tools/ | Copper Coil Lamp Built With 3D Printed Tools | Lewin Day | [
"3d Printer hacks"
] | [
"copper tube",
"lamp",
"voronoi"
] | 3D printing is a great way to create complex geometric forms. However, it can be very slow, and parts may lack strength compared to other alternatives. There are other ways to take advantage of this technology however, as shown in the build of this
tidy voronoi lamp.
The lamp is so-called for its voronoi-patterned base... | 7 | 2 | [
{
"comment_id": "6183998",
"author": "Drew",
"timestamp": "2019-10-02T01:45:17",
"content": "I’ve worked in some machine shops that use 3D printing to make custom vice jaws to hold strangely or complex shaped parts. If carefully done, they can be excellent for this purpose. My current shop test mach... | 1,760,373,741.076541 | ||
https://hackaday.com/2019/10/01/monochrome-crt-and-liquid-crystal-shutter-team-up-for-color-video/ | Monochrome CRT And Liquid Crystal Shutter Team Up For Color Video | Dan Maloney | [
"Video Hacks"
] | [
"color",
"crt",
"lcd",
"liquid crystal",
"monitor",
"shutter",
"video"
] | If you were tasked with designing a color video monitor, it’s pretty clear how you’d go about it. But what if you’d been asked to do so 20 years ago? Would it have been a cut and dried from an engineering standpoint? Apparently not, as
this hybrid LCD-CRT video monitor
demonstrates.
We’d honestly never heard of this pa... | 21 | 5 | [
{
"comment_id": "6183942",
"author": "problemchild68",
"timestamp": "2019-10-01T20:43:26",
"content": "Sounds similar to the display on some of the TDS range of Tektronics scopes!?!",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6183947",
"author": "... | 1,760,373,741.314483 | ||
https://hackaday.com/2019/10/01/a-retro-gaming-console-for-the-new-generation/ | A Retro Gaming Console For The New Generation | Sharon Lin | [
"Games",
"handhelds hacks",
"The Hackaday Prize"
] | [
"2019 Hackaday Prize",
"Arduino IDE",
"ESP8266",
"games",
"handheld game",
"micropython"
] | Ostensibly the
ESPboy is an open-source hackable game engine
built as an IoT platform for STEM education and play, but there’s no way [
RomanS
] could have been inspired by anything other than retro gaming consoles from the near past. For anyone who grew up playing with Tamagotchi pets or Palm Pilots, this project is g... | 6 | 3 | [
{
"comment_id": "6183937",
"author": "wibble",
"timestamp": "2019-10-01T20:08:39",
"content": "I have a real problem with hackaday.io based articles. The content on hackaday.io tends to be a thinly disguised advert. Whilst this is a great project – none of the additional modules appear to be documen... | 1,760,373,741.259972 | ||
https://hackaday.com/2019/10/03/dsp-spreadsheet-fir-filtering/ | DSP Spreadsheet: FIR Filtering | Al Williams | [
"Hackaday Columns",
"Skills",
"Slider"
] | [
"digital filter",
"digital signal processing",
"dsp",
"FIR filter",
"google spreadsheet",
"spreadsheet"
] | There’s an old saying: Tell me and I forget, teach me and I may remember, involve me and I learn. I’m guilty of this in a big way — I was never much on classroom learning. But if I build something or write some code, I’m more likely to understand how it works and why.
Circuit simulation and software workbooks like Matl... | 15 | 7 | [
{
"comment_id": "6184483",
"author": "Mike Massen",
"timestamp": "2019-10-03T17:39:10",
"content": "Thanks, will review, takes me back to oldie electronic engineering times late 1970’s with great fortune from Clive Maynard to get early exposure to cybernetics and early Ai programming experience of L... | 1,760,373,741.214235 | ||
https://hackaday.com/2019/10/03/solve-your-precision-woes-with-a-sliding-angle-grinder/ | Solve Your Precision Woes With A Sliding Angle Grinder | Sharon Lin | [
"hardware",
"how-to"
] | [
"angle grinder",
"metal",
"steel",
"welding"
] | Angle grinders are among the most useful tools for anyone who’s ever had to cut metal. They’re ergonomic, compact, and get the job done. Unfortunately, one of the tradeoffs you usually make when using them is precision.
But thankfully,
there’s a DIY solution
. YouTuber [
workshop from scratch
] demonstrated the build p... | 9 | 3 | [
{
"comment_id": "6184458",
"author": "Dave",
"timestamp": "2019-10-03T16:18:46",
"content": "Must make…. have to build the Gingery lathe first",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6184466",
"author": "Leithoa",
"timestamp": "2019-10... | 1,760,373,741.382047 | ||
https://hackaday.com/2019/10/03/floating-power-plants-the-coastal-city-solution-sure-to-be-increasingly-popular/ | Floating Power Plants; The Coastal City Solution Sure To Be Increasingly Popular | Bryan Cockfield | [
"Featured",
"Interest",
"Original Art"
] | [
"Electricity generation",
"floating power plant",
"infrastructure",
"nuclear power",
"nyc",
"power plant"
] | Building new things in an existing city is hard. Usually, new development means tearing down existing structures. Doing so for apartment complexes or new skyscrapers is one thing, but infrastructure is much more complicated, both from an engineering perspective and an economical one. Not only do people not want to foot... | 62 | 16 | [
{
"comment_id": "6184427",
"author": "Alejandro Segade",
"timestamp": "2019-10-03T14:10:58",
"content": "Remember: jet-engine isn’t designed for duty cycle of 100% …!",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6184449",
"author": "Luke",
... | 1,760,373,741.569036 | ||
https://hackaday.com/2019/10/03/printeye-gives-you-stats-in-a-blink/ | PrintEye Gives You Stats In A Blink | Kristina Panos | [
"3d Printer hacks",
"Microcontrollers"
] | [
"atmega 328p",
"duet controller",
"Duet3D",
"json",
"oled",
"printer monitor",
"reprap controller"
] | Once upon a time, most things were single-purpose, like the pocket watch. Then somebody made a watch with a date function, and next thing you know, we had TV/VCR combos and Swiss army knives. Now, people pull computers out of their pockets just to check the time or the bed temperature of their RepRap.
[Owen]’s antidote... | 4 | 2 | [
{
"comment_id": "6184394",
"author": "philosiraptor117",
"timestamp": "2019-10-03T11:57:17",
"content": "i built this for octoprint on my m3d garbage cubehttps://imgur.com/a/ol09Bse",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "6184526",
"author": "wibble... | 1,760,373,741.610413 | ||
https://hackaday.com/2019/10/03/pistol-safes-poor-design-means-biometric-sensor-bypassed-in-seconds/ | Pistol Safe’s Poor Design Means Biometric Sensor Bypassed In Seconds | Donald Papp | [
"lockpicking hacks",
"Security Hacks"
] | [
"amazon basics",
"biometrics",
"fingerprint",
"fingerprint sensor",
"gun safe",
"pistol safe",
"safe"
] | When it comes to safes, mechanical design and physical layout are just as important as the electronic bits. If care isn’t taken, one element can undermine the other.
That appears to be the case with this Amazon Basics branded biometric pistol safe
. Because of the mechanical design, the fingerprint sensor can be overri... | 38 | 11 | [
{
"comment_id": "6184360",
"author": "LordNothing",
"timestamp": "2019-10-03T08:45:01",
"content": "was this thing designed by a potato?",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6184541",
"author": "aki009",
"timestamp": "2019-10-03T22:... | 1,760,373,741.827703 | ||
https://hackaday.com/2019/10/02/weather-alert-lamp-keeps-an-eye-on-whats-brewing/ | Weather Alert Lamp Keeps An Eye On What’s Brewing | Lewin Day | [
"Misc Hacks",
"Raspberry Pi"
] | [
"raspberry pi",
"weather",
"weather alert"
] | Whether you’re getting ready for work in the morning, or heading out on a camping trip in the woods, it’s nice to know what to expect when the weather rolls over the horizon. To keep abreast of things, [natethecoder] built
a lamp system to stay across weather alerts
.
A Raspberry Pi 3 acts as the heart of the system, w... | 2 | 1 | [
{
"comment_id": "6184511",
"author": "M H",
"timestamp": "2019-10-03T19:55:41",
"content": "Is that really a good example of safe wiring?It looks like a mess (involving both low voltage and high voltage wires in the samerats nest). Would think it would be better to have some physical separation bet... | 1,760,373,741.755108 | ||
https://hackaday.com/2019/10/02/bent-electric-field-explains-antenna-radiation/ | Bent Electric Field Explains Antenna Radiation | Al Williams | [
"Radio Hacks"
] | [
"antenna",
"physics",
"radiation"
] | We all use antennas for radios, cell phones, and WiFi. Understanding how they work, though, can take a lifetime of study. If you are rusty on the basic physics of why an antenna radiates, have a look at the very nice
animations
from [Learn Engineering] below.
The video starts with a little history. Then it talks about ... | 15 | 5 | [
{
"comment_id": "6184303",
"author": "Andrew Hooper",
"timestamp": "2019-10-03T02:24:13",
"content": "I hate to say it but I think George adams did it first albeit an accidental discovery.",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "6184305",
"author": ... | 1,760,373,743.923189 | ||
https://hackaday.com/2019/10/02/super-nice-led-lamp-is-super-simple/ | Super Nice LED Lamp Is Super Simple | Lewin Day | [
"LED Hacks"
] | [
"ESP8266",
"lighting",
"ws2812b"
] | If you’re looking for a fancy LED lamp, the Internet can provide in spades. There are all manner of flashy-this and glowing-that, often with wild and impressive designs made with high-end tools. However, when it came time to decorate the apartment, [thebigpotatoe] wanted to build something simple that anyone could atte... | 19 | 9 | [
{
"comment_id": "6184306",
"author": "msat",
"timestamp": "2019-10-03T02:42:14",
"content": "That is a clever idea",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "6184379",
"author": "Sydney Pereira",
"timestamp": "2019-10-03T10:32:24",
"content": "... | 1,760,373,744.056443 | ||
https://hackaday.com/2019/10/02/the-righteous-quest-to-crack-a-canon-i9900/ | The Righteous Quest To Crack A Canon I9900 | Tom Nardi | [
"hardware",
"Peripherals Hacks"
] | [
"Canon i9900",
"eeprom",
"ink cartridge",
"planned obsolescence",
"TL866A"
] | [Starhawk] is a man with a problem. More accurately, he’s a man whose mother has a problem, but ultimately that ends up being the same thing. Her wide-format Canon printer recently stopped working after better than a decade of reliable service, and he wants to know why. Rather than spend the money on buying a new print... | 34 | 17 | [
{
"comment_id": "6184208",
"author": "Rog Fanther",
"timestamp": "2019-10-02T20:15:18",
"content": "Well, if he suspects the head, the first step could be to replace the head. Then, if the printer started working again he would know a lot more than what he does now, and would have another source of ... | 1,760,373,743.522239 | ||
https://hackaday.com/2019/10/02/x-printer-fits-in-a-backpack/ | X-Printer Fits In A Backpack | Lewin Day | [
"3d Printer hacks",
"The Hackaday Prize"
] | [
"2019 Hackaday Prize",
"CoreXY",
"marlin",
"Marlin Firmware"
] | 3D printers are great for rapid prototyping, but they’re not usually what you’d call…
portable.
For [Malte Schrader], that simply wouldn’t do –
thus, the X-printer was born!
The X-printer is a fused-deposition printer built around a CoreXY design. Its party piece is its folding concertina-style Z-axis, which allows the... | 16 | 10 | [
{
"comment_id": "6184203",
"author": "DKE",
"timestamp": "2019-10-02T20:05:16",
"content": "Hmmm… “fit in a backpack” may not be the most concise term available here.https://odditymall.com/includes/content/giant-jansport-backpack-thumb.jpg",
"parent_id": null,
"depth": 1,
"replies": []
... | 1,760,373,743.66318 | ||
https://hackaday.com/2019/10/02/review-the-rc2014-micro-single-board-z80-retrocomputer/ | Review: The RC2014 Micro Single-Board Z80 Retrocomputer | Jenny List | [
"Hackaday Columns",
"Retrocomputing",
"Reviews"
] | [
"RC2014",
"retrocpmputer",
"SBC",
"z80"
] | At the end of August I made the trip to Hebden Bridge to give a talk at
OSHCamp 2019
, a weekend of interesting stuff in the Yorkshire Dales. Instead of a badge, this event gives each attendee an electronic kit provided by a sponsor, and this year’s one was particularly interesting. The
RC2014 Micro
is the latest itera... | 33 | 13 | [
{
"comment_id": "6184166",
"author": "Frisco",
"timestamp": "2019-10-02T17:51:46",
"content": "Want, need, must have… no money :P",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6184168",
"author": "cdilla",
"timestamp": "2019-10-02T18:05:09",... | 1,760,373,743.779793 | ||
https://hackaday.com/2019/10/02/get-hands-on-at-supercon-workshop-tickets-now-available-2/ | Get Hands-On At Supercon: Workshop Tickets Now Available | Mike Szczys | [
"cons",
"Hackaday Columns"
] | [
"2019 Hackaday Superconference",
"Supercon",
"tickets",
"workshops"
] | Build something cool and pick up new skills from the workshops at the
Hackaday Superconference
. But decide right now, workshops will sell out and tickets to the conference itself are nearly gone.
You must have a Superconference ticket in order to purchase a workshop ticket;
buy one right now
if you haven’t already. We... | 13 | 8 | [
{
"comment_id": "6184147",
"author": "Tom Keddie",
"timestamp": "2019-10-02T16:10:45",
"content": "These look awesome. Looks like some of the conflicts aren’t that well outlined. eg. Workshop: Microcontrollers the Hard Way: Blink Like a Pro mentions it conflicts with FPGA Advanced Badgehacking but... | 1,760,373,743.868711 | ||
https://hackaday.com/2019/10/02/think-in18s-are-cool-get-a-load-of-this-must-have-custom-nixie-tube/ | Think IN18s Are Cool? Get A Load Of This Must-Have Custom Nixie Tube | Daniel Bogdanoff | [
"Art",
"hardware"
] | [
"DIY nixie tube",
"home made nixie tube",
"nixie",
"nixie tube",
"nixie tubes"
] | Us: “I’ll take Retro style displays we absolutely have to have for $200, Alex.”
Trebek: “This nixie tube is unlike any conventional tube you’ve seen before, handbuilt and NOT numbers or letters.”
Us: “What is FriendlyWire’s new logo tube?”
Trebek: “Heck yeah.”
Nixie tubes are the vacuum technology that manages to do fa... | 38 | 11 | [
{
"comment_id": "6184125",
"author": "Xeon",
"timestamp": "2019-10-02T15:25:54",
"content": "Jolly Wrencher nixie tube when?",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6184128",
"author": "Ren",
"timestamp": "2019-10-02T15:36:31",
... | 1,760,373,744.005187 | ||
https://hackaday.com/2019/10/02/when-does-moving-to-resin-3d-printing-make-sense/ | When Does Moving To Resin 3D Printing Make Sense? | Donald Papp | [
"3d Printer hacks",
"Featured",
"Slider"
] | [
"3D Printering",
"3d printing",
"advice",
"dlp",
"FDM",
"post-process",
"resin",
"sla",
"uv"
] | An Elegoo Mars resin 3D printer, straight to my doorstep for a few hundred bucks. What a time to be alive.
Resin-based 3D printers using digital light processing (DLP) and especially stereolithography (SLA) are getting more common and much more affordable. Prosumer-level options like Formlabs and the Prusa SL1 exist, b... | 50 | 16 | [
{
"comment_id": "6184117",
"author": "William Holden (@HoldenArt)",
"timestamp": "2019-10-02T14:48:00",
"content": "I’ve had a few 3D printers, one was an SLA machine. For me now, I’m happy with one good FDM machine (Prussa) and sending off for HP-MJF prints when needed. Pro shops have good pricing... | 1,760,373,743.613473 | ||
https://hackaday.com/2019/10/01/fried-desk-lamp-reborn-how-to-use-esp8266-to-build-connected-devices/ | Fried Desk Lamp Reborn: How To Use ESP8266 To Build Connected Devices | Sean Boyce | [
"Featured",
"home hacks",
"how-to",
"Repair Hacks",
"Skills"
] | [
"desk lamp",
"ESP8266",
"NodeMCU",
"udp",
"xiaomi",
"yeelight"
] | Some hacks are born of genius or necessity, and others from our sheer ham-fisted incompetence. This is not a story about the first kind. But it did give me an excuse to show how easy it is to design WiFi-connected devices that work the way
you
want them to, rather than the way the manufacturer had in mind.
It started o... | 9 | 7 | [
{
"comment_id": "6183898",
"author": "Mike Massen",
"timestamp": "2019-10-01T17:30:29",
"content": "Hmm, nice post thanks thought provoking to use up my stash of wifi with extended protocol. I did a grunge hack to mod a dirt cheap tossed green IKEA transformer based desk lamp to replace the 12v fila... | 1,760,373,743.709696 | ||
https://hackaday.com/2019/10/01/a-useless-tomb-of-eternal-doom/ | A Useless Tomb Of Eternal Doom | Kristina Panos | [
"Holiday Hacks",
"Robots Hacks"
] | [
"cam",
"halloween",
"LED candle",
"look ma no microcontroller",
"roller switch",
"useless machine"
] | It’s officially October, and that means we can start unleashing the Halloween hacks. Take for example this restless skeleton that master automaton maker [Greg Zumwalt]
has doomed to spend eternity inside of a useless box
. If that wasn’t enough to wake the dead, every time some joker pushes the button, these blinky lig... | 10 | 6 | [
{
"comment_id": "6183881",
"author": "gzumwalt",
"timestamp": "2019-10-01T16:19:56",
"content": "A wonderful article and I thank you so much. I design these models to generate smiles, and I hope this one is no exception.Greg",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"c... | 1,760,373,743.823082 | ||
https://hackaday.com/2019/10/01/ask-hackaday-does-your-car-need-an-internet-killswitch/ | Ask Hackaday: Does Your Car Need An Internet Killswitch? | Lewin Day | [
"Ask Hackaday",
"car hacks",
"Interest",
"Original Art",
"Slider"
] | [
"automobiles",
"bluetooth",
"cars",
"interent",
"killswitch",
"trucks",
"Vehicles",
"wifi"
] | Back in the good old days of carburetors and distributors, the game was all about busting door locks and hotwiring the ignition to boost a car. Technology rose up to combat this, you may remember the immobilizer systems that added a chip to the ignition key without which the vehicle could not be started. But alongside ... | 103 | 39 | [
{
"comment_id": "6183834",
"author": "monsonite",
"timestamp": "2019-10-01T14:24:46",
"content": "Just drive an older vehicle that has no requirement of internet connectivity.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6183838",
"author": "Luke",... | 1,760,373,744.558754 | ||
https://hackaday.com/2019/10/01/a-web-api-for-your-pi/ | A Web API For Your Pi | Jenny List | [
"Raspberry Pi",
"Software Hacks"
] | [
"api",
"gpio",
"raspberry pi",
"web interface"
] | There are many ways to attach a project to the Internet, and a plethora of Internet-based services that can handle talking to hardware. But probably the most ubiquitous of Internet protocols for the average Joe or Jane is the web browser, and one of the most accessible of programming environments lies within it. If onl... | 29 | 8 | [
{
"comment_id": "6183791",
"author": "Blamoo",
"timestamp": "2019-10-01T11:27:26",
"content": "You should avoid changing of the state of anything on GET requests… It’s an open door for CSRF exploits.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6183798",
... | 1,760,373,744.766808 | ||
https://hackaday.com/2019/10/01/3d-print-your-own-thermal-insert-press/ | 3D Print Your Own Thermal Insert Press | Lewin Day | [
"3d Printer hacks",
"Tool Hacks"
] | [
"thermal insert"
] | Thermal inserts are a big thing when it comes to engineering with plastic. They make it easy to use threaded fasteners with plastic parts, and they work great with 3D printing too. There’s a bit of a knack to installing them without damaging your workpiece, however, and [John Culbertson] wanted to make using them as ea... | 23 | 11 | [
{
"comment_id": "6183759",
"author": "philosiraptor117",
"timestamp": "2019-10-01T09:08:25",
"content": "I installed the lm8uu linear bearings in my 3d printers x carriage like this, preheated in the oven and cranked em on in using a bench vice, kept the whole thing on guide rods so when it cooled, ... | 1,760,373,744.703046 | ||
https://hackaday.com/2019/09/30/emtombed-secrets-partially-unearthed-as-researchers-dissect-clever-maze-generating-algorithm/ | EntombedSecrets Partially Unearthed As Researchers Dissect Clever Maze-Generating Algorithm | Brian McEvoy | [
"Retrocomputing"
] | [
"atari",
"atari 2600",
"Emtombed",
"games",
"old skool",
"retro",
"retro gaming",
"video game"
] | If you look at enough of another developer’s code, you will eventually say, “What were you thinking, you gosh-darn lunatic?” Now, this exchange can precede the moment where you quit a company and check into a padded room, or it can be akin to calling someone a mad genius and offering them a beer. In the case of [Steven... | 23 | 11 | [
{
"comment_id": "6183735",
"author": "captnmike",
"timestamp": "2019-10-01T06:58:27",
"content": "I don’t do mazes, but having spent many years cleaning up code some many years old, I will personally attest to the “what the heck were they thinking” – – usually followed by a “How in the world did the... | 1,760,373,744.827831 | ||
https://hackaday.com/2019/09/30/compiler-explorer-explored/ | Compiler Explorer, Explored | Al Williams | [
"Software Hacks"
] | [
"c compiler",
"clang",
"compilation",
"compiler optimization",
"gcc",
"icc",
"msvc",
"optimization"
] | It wasn’t long ago that we introduced you to a web site, the Godbolt compiler explorer, that allows the visitor to compile code using a slew of compilers and compare their output. We suspect some number of readers said, “Wow! I can use that!”, while perhaps everyone else said, “Huh?” Well if you were in the second grou... | 1 | 1 | [
{
"comment_id": "6183797",
"author": "tilk",
"timestamp": "2019-10-01T11:46:28",
"content": "Regarding the FPGA comment: I’d sure love to include in DigitalJS other synthesis backends than Yosys, especially Intel and Xilinx. I don’t know much about their toolchains though.",
"parent_id": null,
... | 1,760,373,744.595218 | ||
https://hackaday.com/2019/09/30/take-a-break-from-arduinos-and-build-a-radio-transmitter/ | Take A Break From Arduinos, And Build A Radio Transmitter | Al Williams | [
"Radio Hacks"
] | [
"oscillator",
"radio",
"transmitter"
] | When you start watching [learnelectronic’s] two-part series about
making a radio transmitter
, you might not agree with some of his history lessons. After all, the origin of radio is a pretty controversial topic. Luckily, you don’t need to know who invented radio to enjoy it.
The first transmitter uses a canned oscilla... | 12 | 5 | [
{
"comment_id": "6183664",
"author": "Billy",
"timestamp": "2019-09-30T23:51:11",
"content": "Scraping the bottom of the barrel a bit.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6183719",
"author": "Ralphie",
"timestamp": "2019-10-01T04:4... | 1,760,373,744.640467 | ||
https://hackaday.com/2019/09/30/meet-mutantc-your-raspberry-pi-sidekick/ | Meet MutantC: Raspberry Pi Sidekick Complete With Sliding Screen, QWERTY | Tom Nardi | [
"handhelds hacks",
"Raspberry Pi"
] | [
"3D printed enclosure",
"mobile computer",
"qwerty",
"raspberry pi",
"Sparkfun Pro Micro"
] | Over the years we’ve seen the Raspberry Pi crammed into almost any piece of hardware you can think of. Frankly, seeing what kind of unusual consumer gadget you can shoehorn a Pi into has become something of a meme in our circles. But the thing we see considerably less of are custom designed practical enclosures which a... | 29 | 14 | [
{
"comment_id": "6183607",
"author": "Ren",
"timestamp": "2019-09-30T20:11:21",
"content": "I admit, I read in the title, the word “mutanic”",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6183857",
"author": "foxpup",
"timestamp": "2019-10-01... | 1,760,373,745.129732 | ||
https://hackaday.com/2019/09/30/keeping-kids-in-school-the-smart-way/ | Keeping Kids In School The Smart Way | Sharon Lin | [
"Raspberry Pi",
"Security Hacks",
"The Hackaday Prize"
] | [
"2019 Hackaday Prize",
"africa",
"fingerprint reader",
"RFID card",
"schools",
"Tunisia"
] | For institutions with high traffic, such as schools and movie theaters, it can be difficult to keep track of individuals moving in and out, especially without a critical mass of security. For schools especially, keeping track of student attendance and preventing kids from leaving campus in the middle of the day can be ... | 44 | 23 | [
{
"comment_id": "6183577",
"author": "steelman",
"timestamp": "2019-09-30T18:46:15",
"content": "I believe, it is more about keeping non-students out rather then students in. If it is otherwise, then something went terribly wrong.",
"parent_id": null,
"depth": 1,
"replies": [
{
... | 1,760,373,744.930216 | ||
https://hackaday.com/2019/09/30/off-world-cement-tested-for-the-first-time/ | Off-World Cement Tested For The First Time | Tom Nardi | [
"Current Events",
"Featured",
"Space"
] | [
"aggregate",
"cement",
"concrete",
"crystallization",
"mars",
"moon",
"space exploration"
] | If the current Administration of the United States has their way, humans will return to the surface of the Moon far sooner than many had expected. But even if NASA can’t meet the aggressive timeline they’ve been given by the White House, it seems inevitable that there will be fresh boot prints on the lunar surface with... | 54 | 23 | [
{
"comment_id": "6183563",
"author": "daveboltman",
"timestamp": "2019-09-30T18:00:02",
"content": "“the cement is crystalizing which “glues” the aggregate in place” – “but as both processes are heavily dependent on gravity”Just wondering why cement crystallisation would depend on gravity at all?",
... | 1,760,373,745.064579 | ||
https://hackaday.com/2019/09/30/alternative-photography-hack-chat/ | Alternative Photography Hack Chat | Dan Maloney | [
"Hackaday Columns"
] | [
"art",
"camera",
"Chemistry",
"collodion",
"optics",
"photography",
"silver",
"The Hack Chat",
"wet plate"
] | Join us on Wednesday, October 2 at noon Pacific for the
Alternative Photography Hack Chat
with
Pierre-Loup Martin
!
It seems like the physics of silicon long ago replaced the chemistry of silver as the primary means of creating photographs, to the point where few of us even have film cameras anymore, and home darkrooms... | 3 | 3 | [
{
"comment_id": "6183597",
"author": "MikeR",
"timestamp": "2019-09-30T19:42:05",
"content": "One of my first jobs was delivering laundry at a huge hotel and we had box trucks that had hydraulics to lift the whole box up to 2nd floor. On one of the trucks there was a pin hole on each side and you co... | 1,760,373,744.972536 | ||
https://hackaday.com/2019/09/30/the-legacy-of-the-floppy-still-looms-over-windows/ | The Legacy Of The Floppy Still Looms Over Windows | Jenny List | [
"computer hacks"
] | [
"dos",
"floppy disk",
"microsoft",
"windows"
] | We no longer use floppy disks on the vast majority of computers, but a recent Old New Thing blog post from Microsoft
sheds light on one of their possible unexpected legacies
. It seems Windows disk cache items expire after two seconds, and as the post explains this has its origin in the development of MS-DOS 2.0.
Disks... | 56 | 14 | [
{
"comment_id": "6183508",
"author": "Tien Gow",
"timestamp": "2019-09-30T15:16:17",
"content": "“…we can take it as being close to the horse’s mouth. Even if it isn’t a Roman horse.”Well said.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6183596",
... | 1,760,373,745.218282 | ||
https://hackaday.com/2019/09/30/what-on-earth-is-a-pickle-fork-and-why-is-it-adding-to-boeings-737-woes/ | What On Earth Is A Pickle Fork And Why Is It Adding To Boeing’s 737 Woes? | Jenny List | [
"Current Events",
"Featured",
"News",
"Slider",
"Transportation Hacks"
] | [
"aircraft",
"boeing",
"Boeing 737",
"pickle fork"
] | It’s fair to say that 2019 has not been a good year for the aircraft manufacturer Boeing, as its new 737 MAX aircraft has been
revealed to contain a software fault
that could cause the aircraft to enter a dive and crash. Now stories are circulating of another issue with the 737, some of the so-called “Pickle forks” in ... | 89 | 25 | [
{
"comment_id": "6183495",
"author": "Joshua",
"timestamp": "2019-09-30T14:45:46",
"content": "I have previously worked at one of the facilities that made the aluminum pickle fork for the 737. When looking at Fig 2, on the right side, the pickle fork starts at the fork tip, and the tail extends all... | 1,760,373,745.95767 | ||
https://hackaday.com/2019/09/30/using-poe-with-a-raspberry-pi-3-for-about-two-bucks/ | Using PoE With A Raspberry Pi 3 For About Two Bucks | Maya Posch | [
"Network Hacks",
"Raspberry Pi"
] | [
"buck converter",
"PoE",
"power over ethernet",
"raspberry pi"
] | When the Raspberry Pi 3 Model B+ was announced in March of 2018, one of its new features was the ability to be (more easily) powered via Power-over-Ethernet (PoE), with an official PoE HAT for the low price of just twenty-one USA bucks. The thing also almost worked as intended the first time around. But to some people ... | 33 | 14 | [
{
"comment_id": "6183434",
"author": "Bonzadog",
"timestamp": "2019-09-30T11:27:59",
"content": "This looks like a simple UPS…or am I missing something?",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6183439",
"author": "Nate B",
"timestamp":... | 1,760,373,746.037941 | ||
https://hackaday.com/2019/09/30/the-clickspring-playing-card-press-is-a-work-of-art/ | The Clickspring Playing Card Press Is A Work Of Art | Dan Maloney | [
"Art",
"Misc Hacks"
] | [
"brass",
"Clickspring",
"craftsmanship heat treating",
"engraving",
"gold",
"metalwork",
"plating",
"screwm machining"
] | We have no idea what a playing card press is, nor do we care. All we know is that after
watching [Chris] from Clickspring make his playing card press
, we want it.
Digging a little deeper, [Chris] offered to make this card press for [Chris Ramsay], a magician who specializes in cardistry, or the art of illusions with c... | 31 | 13 | [
{
"comment_id": "6183406",
"author": "yetihehe",
"timestamp": "2019-09-30T08:15:11",
"content": "> His video output slowed considerably, though, when he made a new finding about the mechanism, an observation worthy of writing up as a scholarly paper.Which one was that? All his videos about antikythe... | 1,760,373,745.76903 | ||
https://hackaday.com/2019/09/29/usb-armory-mkii-a-usb-c-thumb-drive-based-linux-computer-for-pentesters/ | USB Armory MkII: A USB-C Thumb Drive Based Linux Computer For Pentesters | Tom Nardi | [
"Security Hacks",
"Tool Hacks"
] | [
"security",
"trng",
"usb",
"usb armory",
"USB C"
] | While it might look like a disrobed flash drive or RTL-SDR dongle, the
USB Armory Mk II is actually a full-fledged open hardware computer
built into the ubiquitous USB “stick” format. But more than just that, it’s optimized for security research and boasts a list of features that are sure to get the attention of any pe... | 16 | 9 | [
{
"comment_id": "6183391",
"author": "ben",
"timestamp": "2019-09-30T06:07:02",
"content": "Solder on an auxiliary power cable, and you can plug 4 of them into each other in a ring.(Or per the old formula: Imagine a beowulf cluster of these!)",
"parent_id": null,
"depth": 1,
"replies": [... | 1,760,373,745.537562 | ||
https://hackaday.com/2019/09/29/pie-face-game-rigged-to-throw-pie-at-anyone-but-you/ | Pie Face Game Rigged To Throw Pie At Anyone But You | Lewin Day | [
"Games"
] | [
"cream"
] | Pie Face
is a game that does pretty much what you’d expect from the title. Players sit in front of a spring loaded arm, taking turns to twist a crank. Eventually, one unlucky player will release the arm and be splattered with whipped cream to the enjoyment of the group. [Harrison] wasn’t one to leave things to chance, ... | 4 | 2 | [
{
"comment_id": "6183383",
"author": "Saabman",
"timestamp": "2019-09-30T03:18:55",
"content": "As I read through the article I was waiting for the inclusion of a camera and face detection to automatically determine if Harrison was inthe firing line.",
"parent_id": null,
"depth": 1,
"rep... | 1,760,373,745.5767 | ||
https://hackaday.com/2019/09/29/hackaday-links-september-29-2019/ | Hackaday Links: September 29, 2019 | Dan Maloney | [
"Hackaday links"
] | [
"atlas",
"boston dynamics",
"contest",
"hackaday links",
"magnetomoter",
"Mecha",
"megabots",
"metal printing",
"RF",
"sdr",
"sls printing",
"spot"
] | In a sure sign that we’ve arrived in the future, news from off-world is more interesting this week than Earth news. When the InSight probe landed on Mars last year, it placed the first operating magnetometer on the Red Planet. Since then, the sensitive instrument has been logging data about the planet’s magnetic field,... | 6 | 2 | [
{
"comment_id": "6183363",
"author": "Tom Nardi",
"timestamp": "2019-09-29T23:50:45",
"content": "The hell if I’m going to pay somebody to ship that robot. If I buy it, I’m driving it cross-country so everyone can see their new Overlord.",
"parent_id": null,
"depth": 1,
"replies": [
... | 1,760,373,745.483983 | ||
https://hackaday.com/2019/09/29/upgrading-a-midi-controller-with-an-fpga/ | Upgrading A MIDI Controller With An FPGA | Bryan Cockfield | [
"FPGA",
"Musical Hacks"
] | [
"arduino",
"capacitive touch",
"encoder",
"fpga",
"midi",
"mixing",
"potentiometer",
"verilog",
"video",
"VJ"
] | While the “M” in MIDI stands for “musical”, it’s possible to use this standard for other things as well. [s-ol] has been working on a VJ setup (mixing video instead of music) using various potentiometer-based hardware and MIDI to interface everything together. After becoming frustrated with drift in the potentiometers,... | 16 | 5 | [
{
"comment_id": "6183350",
"author": "wibble",
"timestamp": "2019-09-29T21:28:20",
"content": "Be really interested to see the verilog source…",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6183454",
"author": "William Cleveland",
"timestamp"... | 1,760,373,745.819274 | ||
https://hackaday.com/2019/09/29/probe-the-galaxy-on-a-shoestring-with-this-diy-hydrogen-line-telescope/ | Probe The Galaxy On A Shoestring With This DIY Hydrogen-Line Telescope | Dan Maloney | [
"Radio Hacks"
] | [
"1420.4058 MHz",
"bandpass filter",
"fft",
"GnuRadio",
"horn",
"hydrogen line",
"LNA",
"Radio Astronomy",
"sdr",
"spectrometer",
"waveguide"
] | Foil-lined foam insulation board, scraps of lumber, and a paint-thinner can hardly sound like the tools of a radio astronomer. But when coupled with an SDR, a couple of amplifiers, and a fair amount of trial-and-error tweaking, it’s possible to
build your own hydrogen-line radio telescope
and use it to image the galaxy... | 6 | 5 | [
{
"comment_id": "6183313",
"author": "Gregory L. Charvat",
"timestamp": "2019-09-29T17:11:16",
"content": "This is excellent work! Please keep us posted on what you see with your instrument.",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "6183326",
"author... | 1,760,373,746.090278 | ||
https://hackaday.com/2019/09/28/tiny-esp32-fits-inside-usb-a-connector/ | Tiny ESP32 Fits Inside USB-A Connector | Bryan Cockfield | [
"Microcontrollers",
"Slider"
] | [
"bluetooth",
"d2wd",
"ESP32",
"femto",
"Femtoduino",
"micropython",
"small",
"usb",
"wifi"
] | The ESP32 was introduced a few years ago as an inexpensive way to outfit various microcontrollers with WiFi or Bluetooth. Since then it has been experimented with and developed on, thanks to its similarities to the ESP8266 and the ability to easily program it. Watching the development of this small chip has truly been ... | 24 | 6 | [
{
"comment_id": "6183148",
"author": "swedishhat",
"timestamp": "2019-09-28T19:23:11",
"content": "I like the emerging naming convention for these USB form factor projects. First the Tomu (EFM32), then the Fomu (iCE40 FPGA), the Somu (STM32), and now the Femu (ESP32). Cutesy little names for cutesy ... | 1,760,373,746.1507 | ||
https://hackaday.com/2019/09/28/3d-printing-is-transformative-experience-for-airgun-shooter/ | 3D Printing Is Transformative Experience For Airgun Shooter | Donald Papp | [
"3d Printer hacks",
"Weapons Hacks"
] | [
"3d printed",
"airgun",
"design",
"prototype",
"prototyping"
] | It’s interesting to peek into other scenes and niches and see how they intersect with things that one may find commonplace, like 3D printing. In this case, [NewToOldGuns] wrote a guest blog post for PyramydAir (a retailer, so be prepared for a lot of product links) about how
3D printing has completely transformed the e... | 5 | 4 | [
{
"comment_id": "6183235",
"author": "NoshBar",
"timestamp": "2019-09-29T07:55:31",
"content": "Hah, neat!I replied to that article with my 3Dprinting-airgun experiments.I’m left-handed and couldn’t find grips for my target-practice pistol, so I tried manually creating inverse grips, but turned to t... | 1,760,373,746.202554 | ||
https://hackaday.com/2019/09/28/dual-screen-laptop-is-a-slick-diy-build/ | Dual Screen Laptop Is A Slick DIY Build | Lewin Day | [
"computer hacks"
] | [
"dual monitor",
"dual screen",
"laptop"
] | Laptops are great for portable productivity, but ergonomically they can leave something to be desired. They tend to force the user to look down, creating neck strain over extended periods. Rather than invest in expensive massages, [DIY Perks] decided what he really wanted was a dual screen laptop.
So he built one!
(Vid... | 32 | 12 | [
{
"comment_id": "6183088",
"author": "Tom Fleet (@tomfleet)",
"timestamp": "2019-09-28T11:25:37",
"content": "I’ll be up front, I dislike videos as a technical content delivery medium, so I haven’t watched every second of it, but…I cant help but think that the 5V, boosted to 12V is probably stepped ... | 1,760,373,746.273989 | ||
https://hackaday.com/2019/09/28/a-cia-in-74hct/ | A CIA In 74HCT | Jenny List | [
"Retrocomputing"
] | [
"6526",
"cia",
"commodore",
"MOS Technology"
] | If you owned a classic Commodore home computer you might not have known it at the time, but it would have contained a versatile integrated circuit called the MOS6526. This so-called CIA chip, for Complex Interface Adaptor, contained parallel and serial ports, timers, and a time-of-day counter. Like so many similar piec... | 14 | 8 | [
{
"comment_id": "6183073",
"author": "MvK",
"timestamp": "2019-09-28T09:50:49",
"content": "I love those exploded views. In our own minimalistic TTL project we frequently get suggestions to throw in such interface devices. But doing so goes completely against the grain of the Gigatron project. Our m... | 1,760,373,746.320561 | ||
https://hackaday.com/2019/09/27/a-raspberry-pi-4-video-streaming-backpack/ | A Raspberry Pi 4 Video Streaming Backpack | Tom Nardi | [
"digital cameras hacks",
"Video Hacks"
] | [
"hd video",
"twitch",
"video capture",
"video streaming",
"youtube"
] | Were you aware that there’s a market for backpack-housed live streaming video systems, and that they can cost as much as $1600? Apparently these things are popular with social media moguls who want to stream themselves living their fabulous lives to people sitting at home watching on YouTube or Twitch. But believing th... | 33 | 12 | [
{
"comment_id": "6183053",
"author": "Slurm",
"timestamp": "2019-09-28T06:18:08",
"content": "wait, you do all of this, and then you still connect 2 ! smartphones to it ? each phone on its own is probably more powerfull than the pi, has a camera build in and if it is a dual sim phone, can handle 2 n... | 1,760,373,746.38831 | ||
https://hackaday.com/2019/09/27/darwin-approves-berkeley-evolves-analog-design/ | Darwin Approves: Berkeley Evolves Analog Design | Al Williams | [
"Science"
] | [
"analog design",
"analog ic",
"berkeley",
"simulation"
] | Digital design is hard. But in the right environment, digital circuits are more forgiving than analog. That 3.3V signal coming out of the chip has to drop a lot along the way to not be a logic level at the destination. If you are trying to push the boundary then digital design has much of analog design, but mostly you ... | 6 | 3 | [
{
"comment_id": "6183069",
"author": "AS",
"timestamp": "2019-09-28T08:15:27",
"content": "This reminded me of a little distributed computing project (BOINC style) many years ago, which used genetic algorithms (?) to design fault tolerant digital circuits… does anyone know the name of this project? ... | 1,760,373,746.515824 | ||
https://hackaday.com/2019/09/27/when-your-car-breaks-down-simply-hack-it-into-a-simulator/ | When Your Car Breaks Down, Simply Hack It Into A Simulator | Maya Posch | [
"car hacks",
"Games",
"Peripherals Hacks",
"Xbox Hacks"
] | [
"adaptive controller",
"can-bus",
"gaming",
"macchina m2",
"simulator"
] | When [Nishanth]’s Subaru BRZ came to a sudden halt, he was saddened by the wait to get a new engine installed. Fortunately, he was able to cheer himself up by
hacking it into a car simulator
in the mean time. This would have the added benefit of not being limited to just driving on the
Road Atlanta
where the unfortunat... | 15 | 5 | [
{
"comment_id": "6183031",
"author": "Harrison Pace",
"timestamp": "2019-09-28T02:00:38",
"content": "The car in the video is a Subaru Forester, not a Subaru BRZ?? But that’s a very cool project, I think it would be pretty neat with a 360 degree projector mounted to the bonnet.",
"parent_id": nu... | 1,760,373,746.57173 | ||
https://hackaday.com/2019/09/29/the-price-of-domestic-just-in-time-manufacturing/ | The Price Of Domestic Just In Time Manufacturing | Kerry Scharfglass | [
"hardware",
"Misc Hacks"
] | [
"Asia",
"bom",
"Centerline Labs",
"china",
"cogs",
"domestic",
"fm radio",
"manufacturing",
"mason jar",
"radio",
"supply chain",
"The Public Radio"
] | Hardware is hard, manufacturing only happens in China, accurate pricing is a dark art. Facts which are Known To Be True. And all things which can be hard to conquer as an independent hardware company, especially if you want to subvert the tropes. You may have heard of [Spencer Wright] via his superb mailing list The Pr... | 37 | 9 | [
{
"comment_id": "6183279",
"author": "Tom Hargrave",
"timestamp": "2019-09-29T14:07:31",
"content": "Manufacturing only happens in China?This is absolutely not true! China is the second largest manufacturer in the world, second behind the USA.",
"parent_id": null,
"depth": 1,
"replies": ... | 1,760,373,746.823215 | ||
https://hackaday.com/2019/09/29/this-word-clock-has-dirty-alphanumeric-mouth/ | This Word Clock Has Dirty Alphanumeric Mouth | Tom Nardi | [
"clock hacks",
"Microcontrollers"
] | [
"alphanumeric display",
"ESP32",
"led",
"web interface",
"word clock"
] | Clocks which use words to tell the time in place of numbers are an increasingly popular hacker project, but we have to admit that before seeing this gorgeous clock from [Mitch Feig],
we didn’t realize how badly we wanted to see one that could curse like a sailor
.
But don’t worry, the WordClock-1 knows more than just t... | 7 | 1 | [
{
"comment_id": "6183268",
"author": "svofski",
"timestamp": "2019-09-29T13:05:15",
"content": "So it swears like a sailor who’s afraid to insult someone.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6183278",
"author": "gwishart",
"timesta... | 1,760,373,747.207439 | ||
https://hackaday.com/2019/09/29/diy-thermal-imager-uses-diy-gaussian-blur/ | DIY Thermal Imager Uses DIY Gaussian Blur | Donald Papp | [
"digital cameras hacks",
"Microcontrollers"
] | [
"diy",
"gaussia",
"gaussian",
"MLX90640",
"oled",
"Thermal",
"thermal imager"
] | Under the right circumstances, Gaussian blurring can make an image seem more clearly defined. [DZL] demonstrates exactly this with
a lightweight and compact Gaussian interpolation routine
to make the low-resolution thermal sensor data display much better on a small OLED.
[DZL] used an MLX90640 sensor to create a
DIY th... | 18 | 5 | [
{
"comment_id": "6183243",
"author": "jpa",
"timestamp": "2019-09-29T09:22:00",
"content": "3×3 kernel is pretty fast, but if one needs a wider blur, CIC filters will work well for this. Needs only addition and subtraction, no multiplication. 3rd level or higher CIC filter has a response close to ga... | 1,760,373,747.051753 | ||
https://hackaday.com/2019/09/28/chinese-radio-telescope-hopes-to-find-exoplanets-fast/ | Chinese Radio Telescope Hopes To Find Exoplanets FAST | Al Williams | [
"News",
"Radio Hacks"
] | [
"china",
"Radio Astronomy"
] | People who enjoy radio are constantly struggling to find a place to erect a bigger and better antenna. Of course it’s a different story and the most hardcore end of the spectrum: radio astronomers. The Chinese are ready to open up
a new radio telescope called FAST
(Five-hundred-meter Aperture Spherical Radio Telescope)... | 21 | 6 | [
{
"comment_id": "6183227",
"author": "RetiredHobgoblin",
"timestamp": "2019-09-29T06:39:52",
"content": "“The Chinese”…which Chinese? Is this like “the Russians” where it’s OK to generalize?",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6183234",
"a... | 1,760,373,746.885568 | ||
https://hackaday.com/2019/09/28/maps-to-sms-when-youre-really-far-away/ | Maps To SMS, When You’re Really Far Away | Bryan Cockfield | [
"gps hacks"
] | [
"cell service",
"data",
"directions",
"google voice",
"gps",
"location",
"raspberry pi",
"sms"
] | GPS is available on most smart phones, which is all well and good unless you drive out into a place with weak service. Unless you want to go into the before-time and buy a standalone GPS (and try to update the maps every so often) or go even further back and print out MapQuest directions, you’ll need another solution t... | 32 | 17 | [
{
"comment_id": "6183186",
"author": "huntdesigns",
"timestamp": "2019-09-29T02:10:24",
"content": "I believe around 2003 I used to text google and get map directions via sms. on my lg vx10 it was great!",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6183298... | 1,760,373,747.276836 | ||
https://hackaday.com/2019/09/28/arduino-wire-bender-probably-wont-kill-all-humans/ | Arduino Wire Bender Probably Won’t Kill All Humans | Kristina Panos | [
"Arduino Hacks"
] | [
"arduino",
"Circuit Sculpture",
"CNC shield",
"spring",
"wire bender",
"wire bending"
] | Do you want to make your own springs? Yeah, that’s what we thought. Well, blow the dust off of that spare Arduino and keep reading. A few months ago, we let you know that renowned circuit sculptor [Jiří Praus] was working on a precision wire-bending machine to help him hone his craft. Now it’s real, it’s spectacular, a... | 19 | 9 | [
{
"comment_id": "6183167",
"author": "Pauline",
"timestamp": "2019-09-28T23:54:39",
"content": "I have to wonder if the “Probably Won’t Kill All Humans” part of the title is a reference toUniversal Paperclips",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "61... | 1,760,373,747.110177 | ||
https://hackaday.com/2019/09/28/lighting-the-way-for-the-visually-impaired/ | Lighting The Way For The Visually Impaired | Sharon Lin | [
"Arduino Hacks",
"Laser Hacks",
"The Hackaday Prize",
"Wearable Hacks"
] | [
"2019 Hackaday Prize",
"glove",
"time of flight"
] | The latest creation from Bengali roboticist [nabilphysics] might sound familiar. His
laser-augmented glove
gives users the ability to detect objects horizontally in front of them, much like a cane or pole is used by the visually impaired to navigate through a physical space.
As a stand in for the physical cane, he uses... | 8 | 2 | [
{
"comment_id": "6183159",
"author": "Ted M",
"timestamp": "2019-09-28T22:13:48",
"content": "I would note that these sensors do not work at all in direct sunlight. I’ve already encountered that disappointment.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": ... | 1,760,373,747.15851 | ||
https://hackaday.com/2019/09/27/the-zen-of-mechanical-keyboard-wiring/ | The Zen Of Mechanical Keyboard Wiring | Tom Nardi | [
"how-to",
"Peripherals Hacks"
] | [
"hand wired",
"keyboard",
"mechanical keyboard",
"Teensy",
"wire porn"
] | Mechanical keyboards are all the rage right now, but the vast majority of them are purchased commercially. Only the most dedicated people are willing to put in the time and effort required to design and assemble their own custom board, and as you might imagine, we’ve featured a number of such projects here on Hackaday ... | 24 | 11 | [
{
"comment_id": "6182967",
"author": "jniogas",
"timestamp": "2019-09-27T20:40:44",
"content": "I wonder if extremly low current TIG welding could be used instead of soldering. That would make for a much better connection.",
"parent_id": null,
"depth": 1,
"replies": [
{
"co... | 1,760,373,747.336753 | ||
https://hackaday.com/2019/09/27/haptic-clock-lets-you-keep-your-eyes-shut-at-night/ | Haptic Clock Lets You Keep Your Eyes Shut At Night | Erin Pinheiro | [
"clock hacks",
"The Hackaday Prize"
] | [
"2019 Hackaday Prize",
"accessibility",
"accessible",
"clock",
"haptic",
"haptic feedback",
"Unusual"
] | Picture this: You’re in your bed in the middle of the night, and you want to know what time it is. Bedside alarm clocks are a thing of the past and now you rely on your smartphone to tell the time. Only, if you turned the screen on, you’d find that looking at it in the dark is tantamount to staring at the sun without e... | 37 | 17 | [
{
"comment_id": "6182921",
"author": "Mike",
"timestamp": "2019-09-27T18:47:48",
"content": "“Bedside alarm clocks are a thing of the past and now you rely on your smartphone to tell the time.”There you go. you had the simple answer, and now you complicated it. Some things in life are best kept simp... | 1,760,373,747.411863 | ||
https://hackaday.com/2019/09/27/heres-your-first-look-at-the-talks-of-the-2019-hackaday-superconference/ | Here’s Your First Look At The Talks Of The 2019 Hackaday Superconference | Mike Szczys | [
"cons",
"Hackaday Columns"
] | [
"2019 Hackaday Superconference",
"Supercon",
"talks"
] | The ultimate hardware conference returns this November as the
Hackaday Superconference
springs to life in Pasadena, California. It is our pleasure to announce the first set of accepted speakers who have confirmed their appearances at Supercon. This reveal is only the tip of the iceberg, so keep your eye on Hackaday as ... | 21 | 6 | [
{
"comment_id": "6182902",
"author": "Ren",
"timestamp": "2019-09-27T17:40:17",
"content": "Are Sam and Adam Zeloof related?",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6182919",
"author": "Mike Szczys",
"timestamp": "2019-09-27T18:29:28",... | 1,760,373,747.474717 | ||
https://hackaday.com/2019/09/27/hackaday-podcast-037-two-flavors-of-robot-dog-hacks-that-start-as-fitness-trackers-clocks-that-wound-themselves-and-helicopter-chainsaws/ | Hackaday Podcast 037: Two Flavors Of Robot Dog, Hacks That Start As Fitness Trackers, Clocks That Wound Themselves, And Helicopter Chainsaws | Mike Szczys | [
"Hackaday Columns",
"Podcasts"
] | [
"3d printed meat",
"Clocks",
"Hackaday Podcast",
"mini cheetah",
"robot dog",
"thermal camera",
"xscreensaver"
] | Hackaday Editors Mike Szczys and Elliot Williams take a look at the latest hacks from the past week. We keep seeing awesome stuff and find ourselves wanting to buy cheap welders, thermal camera sensors, and CNC parts. There was a meeting of the dog-shaped robots at ICRA and at least one of them has super-fluid movement... | 0 | 0 | [] | 1,760,373,747.515339 | ||
https://hackaday.com/2019/09/27/this-week-in-security-patch-monday-mysteries-centos-8-and-centos-stream-russian-surveillance-and-csrf/ | This Week In Security: Patch Monday Mysteries, CentOS 8 And CentOS Stream, Russian Surveillance, And CSRF | Jonathan Bennett | [
"Hackaday Columns",
"Security Hacks"
] | [
"CentOS",
"csrf",
"This Week in Security"
] | So first off this week is something of a mystery. Microsoft
released an out-of-cycle patch
for Internet Explorer. The exploitability assessment from Microsoft indicates that this bug is under active exploitation, but not many details are available. Let’s take a look at what information has been released, and see what w... | 5 | 3 | [
{
"comment_id": "6182838",
"author": "xorpunk",
"timestamp": "2019-09-27T14:33:33",
"content": "I know CentOS has a lot of out-of-the-box cluster and proxy features but I’d much rather just put sandboxed Apache on “-hardened” Gentoo.. I put easy roll-out second to security though.. Anything su or ri... | 1,760,373,747.558529 | ||
https://hackaday.com/2019/09/27/gatwick-drone-incident-police-still-clueless/ | Gatwick Drone Incident: Police Still Clueless | Jenny List | [
"Current Events",
"drone hacks",
"News"
] | [
"drone",
"drone law",
"Gatwick",
"Gatwick airport",
"multirotor"
] | Quietly released and speedily buried by Parliamentary wrangles over Brexit is the news that
Sussex Police have exhausted all lines of inquiry
into the widely publicised drone sighting reports that
caused London’s Gatwick Airport to be closed
for several days last December. The county’s rozzers have ruled out 96 ‘people... | 32 | 21 | [
{
"comment_id": "6182814",
"author": "DainBramage",
"timestamp": "2019-09-27T13:54:22",
"content": "Wow! Who knew that law enforcement could bungle an investigation and then try to cover it up…I guess that cops will be cops the world over. (To be clear, I have great respect for good, honest police o... | 1,760,373,747.642905 | ||
https://hackaday.com/2019/09/27/leds-light-the-way-to-this-backdoor/ | LEDs Light The Way To This Backdoor | Jenny List | [
"Security Hacks"
] | [
"backdoor",
"Gigabyte",
"led"
] | A curious trend for some years in the world of PC hardware has been that of attaching LEDs to all the constituent parts of a computer. The idea is that somehow a gaming rig that looks badass will somehow be just a little bit faster.
As [Graham Sutherland] discovered
when he wanted to extinguish the LEDs on his new Gig... | 41 | 13 | [
{
"comment_id": "6182769",
"author": "Tisp",
"timestamp": "2019-09-27T11:35:37",
"content": "Never liked those LEDs, just a waste of energy. And now we know what controls them can be used as a security breach….But this is a nice find, hope they fix the driver issue for external hackers, but leave it... | 1,760,373,747.981373 |
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