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|---|---|---|---|---|---|---|---|---|---|---|---|
https://hackaday.com/2018/11/08/steady-hand-repurposes-cheap-ssd-modules/ | Steady Hand Repurposes Cheap SSD Modules | Tom Nardi | [
"computer hacks",
"hardware"
] | [
"laptop",
"reverse engineering",
"ribbon cable",
"salvage",
"ssd"
] | For hackers, cheap (and arguably disposable) consumer hardware makes for a ready supply of free or low-cost components. When you can walk into a big box store and pick up a new low-end laptop for $150, how many are going to spend the money to repair or upgrade the one they have now? So the old ones go to the bin, or ge... | 52 | 14 | [
{
"comment_id": "5427888",
"author": "mpmitch2000",
"timestamp": "2018-11-08T12:27:09",
"content": "Good working out he could use these modules but got to say what a mess you made wiring them up. Should of come up with a better plan. Also what can you do with 32gb these days ? Not much. Always SSD h... | 1,760,374,150.770332 | ||
https://hackaday.com/2018/11/11/a-daylight-readable-bar-graph-display-in-the-70s-wasnt-cheap/ | A Daylight-Readable Bar Graph Display In The 70s Wasn’t Cheap | Donald Papp | [
"hardware",
"Retrocomputing"
] | [
"70s",
"bar graph",
"comparator",
"daylight readable",
"display",
"incandescent",
"led",
"machined aluminum",
"minitron",
"retro",
"wamco"
] | The driver board with display attached; the row of lamps is visible on the right hand side.
LEDs weren’t always an easy solution to displays and indicators. The fine folks at [Industrial Alchemy] shared pictures of a device that shows what kind of effort and cost went into making
a high brightness bar graph display in ... | 4 | 3 | [
{
"comment_id": "5445280",
"author": "Mike Massen",
"timestamp": "2018-11-12T09:20:21",
"content": "Hmm, good to look back on early electronics, I saw something like this on a beta particle Cs137 scintillation counter circa 1978-9 rather coarse but gave a quick indication something was blocking the ... | 1,760,374,150.407132 | ||
https://hackaday.com/2018/11/11/the-naughty-ais-that-gamed-the-system/ | The Naughty AIs That Gamed The System | Lewin Day | [
"classic hacks"
] | [
"ai",
"artificial intelligence",
"evolutionary algorithm",
"machine learning",
"neural network",
"neural networks"
] | Artificial intelligence (AI) is undergoing somewhat of a renaissance in the last few years. There’s been plenty of research into neural networks and other technologies, often based around teaching an AI system to achieve certain goals or targets. However, this method of training is fraught with danger, because just lik... | 22 | 11 | [
{
"comment_id": "5443817",
"author": "darren",
"timestamp": "2018-11-12T03:07:25",
"content": "I’m applying for a job where they want to apply machine learning in medical image analysis. I keep thinking of these cases and how there’s going to be a very interesting conversation if they choose to inte... | 1,760,374,150.360021 | ||
https://hackaday.com/2018/11/11/hackaday-links-the-eleventh-day-of-the-eleventh-month-2018/ | Hackaday Links: The Eleventh Day Of The Eleventh Month, 2018 | Brian Benchoff | [
"Hackaday Columns",
"Hackaday links"
] | [
"Great War",
"ikea",
"McRib",
"WWI"
] | For the better part of the last five years,
the Great War Channel on YouTube
has been covering the events of the Great War, week by week, exactly 100 years later. It’s hundreds of episodes designed for history buffs, and quite literally one of the most educational channels on YouTube. It’s the eleventh day of the eleve... | 23 | 11 | [
{
"comment_id": "5443037",
"author": "Miroslav",
"timestamp": "2018-11-12T00:35:19",
"content": "“Journalists were cut down for asking questions. ” – sure, for very wide range of “journalists” and for very wide range of “asking questions”.It almost looked like a Black Friday sale of karaoke machines... | 1,760,374,150.469136 | ||
https://hackaday.com/2018/11/11/belt-up-with-a-redundant-car-part/ | Belt Up With A Redundant Car Part | Jenny List | [
"car hacks"
] | [
"belt",
"cambelt",
"toothed belt"
] | The toothed belt that turns the camshaft in synchronization with the crankshaft on many motor vehicle engines is something of an under-appreciated component. Unless you are unlucky enough to ave had one fail and destroy your engine, it’s probably something you’ve never given a second thought to outside of periodic serv... | 61 | 21 | [
{
"comment_id": "5442014",
"author": "Ehdu42",
"timestamp": "2018-11-11T21:10:16",
"content": "So we’re craft-a-day now?Seriously – a hack might have been some kind of gadget to permit the meshing of the synchro-teeth to adjust the final length.",
"parent_id": null,
"depth": 1,
"replies"... | 1,760,374,150.984517 | ||
https://hackaday.com/2018/11/11/3d-printer-extrudes-paper-pulp-instead-of-plastic/ | 3D-Printer Extrudes Paper Pulp Instead Of Plastic | Dan Maloney | [
"3d Printer hacks",
"green hacks"
] | [
"binder",
"cellulose",
"extruder",
"glue",
"paper",
"pulp",
"recycling",
"sustainability"
] | We’ve seen all sorts of 3D-printers on these pages before. From the small to the large, Cartesians and deltas, and printers that can squeeze out plastic, metal, and even concrete. But this appears to be the first time we’ve ever featured
a paper-pulp extruding 3D-printer
.
It’s fair to ask why the world would need such... | 33 | 18 | [
{
"comment_id": "5441428",
"author": "p",
"timestamp": "2018-11-11T18:46:45",
"content": "Very cool. Repulsive, yes, but cool.",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "5441474",
"author": "sdspivey",
"timestamp": "2018-11-11T19:01:45",
"conte... | 1,760,374,150.679397 | ||
https://hackaday.com/2018/11/11/kinect-visualizer-demo-gives-winamp-a-run-for-its-money/ | Kinect Visualizer Demo Gives Winamp A Run For Its Money | Drew Littrell | [
"Peripherals Hacks"
] | [
"github",
"Kinect",
"kinect for windows",
"music visualization"
] | Winamp eat your heart out, because thanks to the Microsoft Kinect in the hands of [Samarth] there’s a new way to make your screen dance along with you. He created a music visualizer demo that takes advantage of the 3D depth camera on Kinect by outputting a fun pixelated silhouette and color changing strobe. When there ... | 9 | 2 | [
{
"comment_id": "5440989",
"author": "Alex Rossie",
"timestamp": "2018-11-11T16:05:28",
"content": "Says video unavailable.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "5441036",
"author": "Leithoa",
"timestamp": "2018-11-11T16:22:17",
... | 1,760,374,150.816623 | ||
https://hackaday.com/2018/11/11/a-fleet-of-pressure-washers-powers-this-interactive-public-fountain/ | A Fleet Of Pressure Washers Powers This Interactive Public Fountain | Dan Maloney | [
"Misc Hacks"
] | [
"Arduino Mega 2560",
"art",
"fountain",
"interactive",
"keyboard",
"midi",
"organ",
"pressure washer"
] | Public art installations can be cool. Adding in audience interactivity bumps up the coolness factor a bit. Throw civic pride, dancing jets of water, music, and lights into the project, and you get
this very cool pressure washer powered musical fountain
.
The exhibit that [Niklas Roy] came up with is called
Wasserorgel
... | 15 | 7 | [
{
"comment_id": "5440695",
"author": "oish",
"timestamp": "2018-11-11T13:47:22",
"content": "It should be noted that water from pubic fountains contains a lot of bacteria and should not be drunk unless you’re looking for a laxative.",
"parent_id": null,
"depth": 1,
"replies": [
{
... | 1,760,374,150.517371 | ||
https://hackaday.com/2018/11/09/x-ray-vision-for-fpgas-using-verifla/ | X-Ray Vision For FPGAs: Using Verifla | Al Williams | [
"FPGA",
"Hackaday Columns"
] | [
"Altera",
"fpga",
"gtkwave",
"icestorm",
"intel",
"logic analyzer",
"max10",
"verilog"
] | Last time I talked about
how I took the open source Verifla logic analyzer and modified it to have some extra features
. As promised, this time I want to show it in action, so you can incorporate it into your own designs. The original code didn’t actually capture your data. Instead, it created a Verilog simulation that... | 3 | 2 | [
{
"comment_id": "5433243",
"author": "erin (@__the_sylph__)",
"timestamp": "2018-11-09T18:52:10",
"content": "have you considered writing a sigrok data source for verifla?",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "5433287",
"author": "Digital Corpus",... | 1,760,374,150.302737 | ||
https://hackaday.com/2018/11/09/tractor-drives-itself-thanks-to-esp32-and-open-source/ | Tractor Drives Itself, Thanks To ESP32 And Open Source | Donald Papp | [
"green hacks",
"how-to",
"Tool Hacks"
] | [
"agopengps",
"agriculture",
"autosteer",
"diy",
"drm",
"ESP32",
"gps",
"open source",
"precision farming"
] | [Coffeetrac]’s ESP32-based Autosteer controller board, complete with
OLD
OLED display for debugging and easy status reference.
Modern agricultural equipment has come a long way, embracing all kinds of smart features and electronic controls. While some manufacturers would prefer to be the sole gatekeepers of the access ... | 31 | 14 | [
{
"comment_id": "5432913",
"author": "The Grand Pooper",
"timestamp": "2018-11-09T16:36:12",
"content": "Before that inevitable comment posts regarding safety and if this thing might run somebody over I would like to throw out this challenge to the person that posts it…Please explain what the hell a... | 1,760,374,150.88742 | ||
https://hackaday.com/2018/11/09/soyuz-failure-leaves-questions-unanswered/ | Soyuz Failure Leaves Questions Unanswered | Tom Nardi | [
"Current Events",
"Featured",
"Slider",
"Space"
] | [
"international space station",
"MS-10",
"russia",
"Soyuz",
"space program"
] | The Russian space program experienced its first serious incident on a manned mission in 35 years when Soyuz MS-10 failed during ascent on October 11th, 2018. The abort system worked as designed, and crew members Aleksey Ovchinin and Nick Hague landed safely approximately 430 km from the launch site in Baikonur. Beyond ... | 85 | 14 | [
{
"comment_id": "5432799",
"author": "Ren",
"timestamp": "2018-11-09T15:32:46",
"content": "Yes, one of the unanswered questions of this Soyuz failure is:Did the CIA conspire to kill JFK?",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "5432804",
"author": "... | 1,760,374,151.250181 | ||
https://hackaday.com/2018/11/09/the-negative-rail-explained/ | The Negative Rail Explained | Tom Nardi | [
"hardware",
"how-to"
] | [
"buck-boost",
"charge pump",
"electronic design",
"negative rail"
] | With the high availability of modular components and incredible wealth of information and tutorials online, it’s now easier than ever for hackers and makers to assemble complex electronic projects without getting bogged down with the theory behind it all. But the downside is that the modern electronic hobbyist often do... | 45 | 12 | [
{
"comment_id": "5432695",
"author": "Zom-B",
"timestamp": "2018-11-09T13:36:10",
"content": "More esoteric than the ‘negative rail’ is the ‘virtual ground’",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "5434006",
"author": "Nikolai",
"timest... | 1,760,374,151.119517 | ||
https://hackaday.com/2018/11/09/all-the-goodies-you-need-for-your-rtl-sdr/ | All The Goodies You Need For Your RTL-SDR | Jenny List | [
"Radio Hacks"
] | [
"RTL",
"RTL-SDR",
"sdr"
] | When the RTL2832-based USB digital TV sticks were revealed to have hidden capabilities that made the an exceptionally cheap software-defined radio receiver, it was nothing short of a game-changing moment for the home radio experimenter. The RTL might not be the best radio available, but remains a pretty good deal for ... | 14 | 9 | [
{
"comment_id": "5432140",
"author": "Andy Moon",
"timestamp": "2018-11-09T09:12:21",
"content": "might want to fix *deal*..",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "5432642",
"author": "Elliot Williams",
"timestamp": "2018-11-09T12:55:... | 1,760,374,151.035512 | ||
https://hackaday.com/2018/11/08/fixing-a-crazy-expensive-spectrum-analyser-with-solder/ | Fixing A Crazy Expensive Spectrum Analyser, With Solder | Al Williams | [
"Repair Hacks",
"Teardown",
"Wireless Hacks"
] | [
"anritsu",
"spectrum analyzer",
"teardown"
] | It used to be a spectrum analyzer was an exotic piece of gear. However, these days it is pretty common for a scope to have some ability to do the job — that is, plot amplitude versus frequency. However, a dedicated commercial product will usually have a lot more bandwidth and other features. [Signal Path] picked up an
... | 3 | 3 | [
{
"comment_id": "5432485",
"author": "Alex Rossie",
"timestamp": "2018-11-09T11:16:44",
"content": "My mind was thoroughly blown when I opened a £20 LNB and saw high frequency designs like filters which are just winding traces.And I never got over it love seeing this weird world were intuition doesn... | 1,760,374,151.471098 | ||
https://hackaday.com/2018/11/08/pringles-can-turned-vaporwave-lamp/ | Pringles Can Turned Vaporwave Lamp | Tom Nardi | [
"home hacks",
"LED Hacks"
] | [
"accent LED lighting",
"pringles",
"RGB LED",
"upcycling"
] | We play host to a lot of incredibly complex projects here at Hackaday; take a look at some of the entries in the Hackaday Prize for some real world-class engineering. But the hacks you can knock out in an afternoon are often just as compelling as the flagship projects. After all, not everyone is looking to devote years... | 4 | 3 | [
{
"comment_id": "5432729",
"author": "Major Ingeniero",
"timestamp": "2018-11-09T14:15:15",
"content": "“..look at some of the entries in the Hackaday Prize for some real world-class engineering.”Come on now. Enough with the superlatives.They were great projects, but some of the best engineering in... | 1,760,374,151.432939 | ||
https://hackaday.com/2018/11/14/mastering-openscad-workflow/ | Mastering OpenSCAD Workflow | Tom Nardi | [
"3d Printer hacks",
"Software Hacks"
] | [
"3D design",
"3D printed parts",
"cad",
"openscad",
"parametric design"
] | As you may have noticed in our coverage, we’re big fans of OpenSCAD around these parts. The fact that several of the Hackaday writers organically found and started using the parametric CAD package on their own is not only a testament to our carefully cultivated hive mind but also to the type of people it appeals to. Ha... | 33 | 10 | [
{
"comment_id": "5455885",
"author": "Ostracus",
"timestamp": "2018-11-14T19:57:53",
"content": "“If you’re a real Pinball Wizard you could design objects and export them to STL without ever using a graphical interface.”I imagine POV-Rayers wouldn’t have a problem.",
"parent_id": null,
"dept... | 1,760,374,151.836536 | ||
https://hackaday.com/2018/11/14/3d-printering-blender-tips-for-printable-objects/ | 3D Printering: Blender Tips For Printable Objects | Steven Dufresne | [
"3d Printer hacks",
"Hackaday Columns",
"how-to"
] | [
"3D Printering",
"3d printing",
"blender"
] | 3D models drawn in Blender work great in a computer animated virtual world but don’t always when brought into a slicer for 3D printing. Slicers require something which makes sense in the real world. And the real world is far less forgiving, as I’ve found out with my own projects which use 3D printed parts.
Our [Brian B... | 20 | 5 | [
{
"comment_id": "5455635",
"author": "Will",
"timestamp": "2018-11-14T18:35:24",
"content": "Why go through all the hassle when things like Fusion 360 are free? I used to even use SketchUp but finally got rid of that trainwreck",
"parent_id": null,
"depth": 1,
"replies": [
{
... | 1,760,374,151.539653 | ||
https://hackaday.com/2018/11/14/friday-hack-chat-all-about-crypto/ | Friday Hack Chat: All About Crypto | Brian Benchoff | [
"Hackaday Columns"
] | [
"cryptography",
"Hack Chat"
] | What is crypto?
Crypto means ‘hidden’
, and it’s meant ‘hidden’ since before the Greek alphabet was written, but don’t let that stop you from arguing.
For this week’s Hack Chat
, we’re going to be talking all about cryptography, a medium of exchange for secrets. If you need confidentiality, integrity, or authenticity, ... | 15 | 6 | [
{
"comment_id": "5455297",
"author": "Ostracus",
"timestamp": "2018-11-14T16:42:15",
"content": "” If you need confidentiality, integrity, or authenticity, you need cryptography.”Hashing comes to mind.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "5455507",... | 1,760,374,151.758137 | ||
https://hackaday.com/2018/11/14/the-value-of-cardboard-in-product-design/ | The Value Of Cardboard In Product Design | Brian Benchoff | [
"hardware"
] | [
"cardboard",
"industrial design",
"Matboard",
"product design"
] | A while ago, [Eric Strebel] created a backpack hanger. The result was great — by just bolting this backpack hanger to the wall, he kept his backpack off the floor and out of the way. There was even a place for him to set his phone to charge. [Eric] is thinking about turning this idea into a product, and
just posted a v... | 23 | 12 | [
{
"comment_id": "5455265",
"author": "Ostracus",
"timestamp": "2018-11-14T16:29:38",
"content": "Certainly a step up from papier-mâché. ;-)",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "5455294",
"author": "Robin",
"timestamp": "2018-11-14T16:41:54",
... | 1,760,374,151.600566 | ||
https://hackaday.com/2018/11/14/hack-my-house-opening-raspberry-pi-to-the-internet-but-not-the-whole-world/ | Hack My House: Opening Raspberry Pi To The Internet, But Not The Whole World | Jonathan Bennett | [
"Hackaday Columns",
"internet hacks",
"Security Hacks",
"Skills",
"Slider"
] | [
"Hack my House",
"network security",
"vpn"
] | If you’ve followed along with our series so far, you know we’ve set up a network of Raspberry Pis that
PXE boot off a central server
, and then
used Zoneminder to run a network of IP cameras
. Now that some useful services are running in our smart house, how do we access those services when away from home, and how do w... | 29 | 10 | [
{
"comment_id": "5455134",
"author": "drenehtsral",
"timestamp": "2018-11-14T15:18:05",
"content": "If I were writing a malicious firmware for an IP camera I would totally make it problem for a default gateway at the usual addresses even if it wasn’t given one… You really ought to either put them on... | 1,760,374,151.993837 | ||
https://hackaday.com/2018/11/14/memory-mapping-methods-in-the-super-nintendo/ | Memory Mapping Methods In The Super Nintendo | Bryan Cockfield | [
"Retrocomputing"
] | [
"access",
"computer",
"dma",
"hdma",
"mapping",
"memory",
"retro",
"snes",
"super nintendo"
] | Not only is the Super Nintendo an all-around great platform, both during its prime in the 90s and now during the nostalgia craze, but its relative simplicity compared to modern systems makes it a lot more accessible from a computer science point-of-view. That means that we can get some in-depth discussion on how the Su... | 6 | 3 | [
{
"comment_id": "5454943",
"author": "Ostracus",
"timestamp": "2018-11-14T13:58:01",
"content": "Well, with all the abandonment by the “I’ll never buy Nintendo” crowd, good thing the console is good for something.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id"... | 1,760,374,151.875563 | ||
https://hackaday.com/2018/11/14/backyard-planetarium-with-magnets/ | Backyard Planetarium With Magnets | Al Williams | [
"Space"
] | [
"dome",
"geodesic",
"planetarium",
"projector"
] | If you are a Hackaday reader, you probably like space in real life, fiction, or both. A trip to a planetarium is a great treat, but what if you could have a planetarium in your backyard? [Ecasill] thought so and used a Zip Tie domes kit to create
just such a thing
. It takes some sewing and a projector, but there’s a p... | 9 | 6 | [
{
"comment_id": "5454202",
"author": "walter",
"timestamp": "2018-11-14T09:30:28",
"content": "Could be made even cheaper sturdy enough to resist bad weather.– Slatted frames can be found for free from the dumpster. Gather a bunch of these, and unmount the slats.– A simple varnish will protect them ... | 1,760,374,151.921675 | ||
https://hackaday.com/2018/11/07/lightsaber-uses-pogo-pins-to-make-assembly-a-breeze/ | Lightsaber Uses Pogo Pins To Make Assembly A Breeze | Kerry Scharfglass | [
"how-to",
"LED Hacks"
] | [
"18650",
"ble",
"bluetooth",
"cosplay",
"lightsaber",
"movie",
"Pogo pin",
"prop",
"RGB LED",
"star wars",
"Teensy"
] | There was an endless supply of fantastic projects at Supercon this year, but one whose fit and finish really stood out was
[Scott]’s lightsaber
. If you were walking around and saw someone with a
very bright
RGB device with a chromed-out handle hanging off their belt it was probably this, though it may have been hard t... | 9 | 5 | [
{
"comment_id": "5424203",
"author": "therafman",
"timestamp": "2018-11-07T18:14:02",
"content": "Cool, but they sell for $400.00 ?!? After watching the video I can’t stop picturing Luke Skywalker and Dart Vader doing a dance-a-thon…",
"parent_id": null,
"depth": 1,
"replies": [
{
... | 1,760,374,152.046141 | ||
https://hackaday.com/2018/11/07/linux-fu-pimp-your-pipes/ | Linux Fu: Pimp Your Pipes | Al Williams | [
"Hackaday Columns",
"Linux Hacks"
] | [
"Go",
"linux",
"Linux Fu",
"pipe"
] | One of the best things about working at the Linux (or similar OS) command line is the use of pipes. In simple terms, a pipe takes the output of one command and sends it to the input of another command. You can do a lot with a pipe, but sometimes it is hard to work out the right order for a set of pipes. A common trick ... | 17 | 4 | [
{
"comment_id": "5423741",
"author": "Jonathan Bennett",
"timestamp": "2018-11-07T15:29:37",
"content": "I assume it essentially runs the command in the background every time you edit the line. So you may very well pipe into a binary you didn’t intend, while building the command. Don’t run it as roo... | 1,760,374,152.103242 | ||
https://hackaday.com/2018/11/07/shakespeare-in-a-zip-in-a-rar-hidden-in-an-image-on-twitter/ | Shakespeare In A Zip In A RAR, Hidden In An Image On Twitter | Al Williams | [
"internet hacks",
"Security Hacks"
] | [
"polyglot",
"rara",
"steganography",
"twitter",
"William Shakespeare",
"zip"
] | Steganography involves hiding data in something else — for example, encoding data in a picture. [David Buchanan] used polyglot files not to hide data, but to send a large amount of data in
a single Twitter post
. We don’t think it quite qualifies as steganography because the image has a giant red UNZIP ME printed acros... | 10 | 7 | [
{
"comment_id": "5423363",
"author": "Unimpressed",
"timestamp": "2018-11-07T12:13:01",
"content": "This is old news, like 20 years old news, and it’s been used by lots of people to smuggle CP and other materal on imageboards and other web forums that allow posting images.",
"parent_id": null,
... | 1,760,374,152.155537 | ||
https://hackaday.com/2018/11/07/bills-100-year-old-smart-home/ | Bill’s 100 Year-Old Smart Home | Jonathan Bennett | [
"home hacks",
"Network Hacks"
] | [
"home automation",
"home networking"
] | [Bill] purchased a house in Central Florida, and like any good hacker, he started renovating, pulling Ethernet cables, and automating things. Lucky for us, he decided to write up
his experiences and lessons learned
. He found a few problems along the way, like old renovations that compromised the structure of the pool... | 31 | 6 | [
{
"comment_id": "5422892",
"author": "Jeramiah",
"timestamp": "2018-11-07T09:51:52",
"content": "So, if I understand this correctly, the 100 year-old bit is the original house, not a smart home that is 100 years old.Why is this worth mentioning in the headline??",
"parent_id": null,
"depth":... | 1,760,374,152.228326 | ||
https://hackaday.com/2018/11/06/bitbench-helps-parse-binary-data/ | BitBench Helps Parse Binary Data | Al Williams | [
"Software Hacks"
] | [
"hex data",
"hex editor"
] | Maybe its a capture file from a network dump. Maybe it’s from an Arduino. Maybe it is a random file off the Internet. But there will be a time when you have a file full of seemingly meaningless numbers and you need to impose order. We usually resort to a printout and highlighter, but BitBench seems like a
better option... | 16 | 10 | [
{
"comment_id": "5422361",
"author": "Fedor Golishevskiy (@FED0RG)",
"timestamp": "2018-11-07T06:43:48",
"content": "That’s what kaitai struct is for (http://kaitai.io/).",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "5423138",
"author": "J.",
... | 1,760,374,152.304126 | ||
https://hackaday.com/2018/11/06/suspense-courtesy-of-arduino-mess-of-wires/ | Suspense Courtesy Of Arduino, Mess Of Wires | Lewin Day | [
"clock hacks"
] | [
"alarm clock",
"arduino",
"bomb",
"clock",
"prop"
] | The ticking clock on the bomb is a Hollywood trope that simply refuses to die. Adding to the stress levels of the bomb squad and creating great suspense for the watcher, it’s always interesting to wonder why the average bomb maker is so courteous as to supply this information to law enforcement. Regardless, if you’d li... | 8 | 6 | [
{
"comment_id": "5422158",
"author": "BillSF9c",
"timestamp": "2018-11-07T05:06:29",
"content": "So the trigger is cutting any wire to kill the music… haha. Yes, it can be serious stuff. But that cannot be our ONLY approach here.",
"parent_id": null,
"depth": 1,
"replies": []
},
{
... | 1,760,374,152.351935 | ||
https://hackaday.com/2018/11/06/add-nest-functionality-to-your-thermostat-for-5/ | Add Nest Functionality To Your Thermostat For $5 | Bryan Cockfield | [
"home hacks"
] | [
"alexa",
"automation",
"nest",
"node-red",
"sonoff",
"thermostat",
"voice",
"wifi"
] | The Nest Thermostat revolutionized the way that people control the climate in their homes. It has features more features than even the best programmable thermostats. But, all of the premium features also come at a premium price. On the other hand, for only $5, a little coding, and the realization that thermostats are g... | 39 | 11 | [
{
"comment_id": "5420780",
"author": "William F. Dudley Jr.",
"timestamp": "2018-11-07T00:32:04",
"content": "It looks like his heating system thermostat controls line voltage directly. If your heating system uses a 24v control circuit, I don’t think the Sonoff will function.",
"parent_id": nul... | 1,760,374,152.742585 | ||
https://hackaday.com/2018/11/06/soviet-era-7-segment-display-built-like-a-tank/ | Soviet-Era 7-Segment Display, Built Like A Tank | Donald Papp | [
"Retrocomputing",
"Teardown"
] | [
"7-segment display",
"70s",
"display",
"incandescent",
"numerical display",
"retrotech",
"soviet",
"vintage"
] | In a way, all 7-segment displays are alike; at least from the outside looking in. On the inside it can be quite another story, and that’s certainly the case with the construction of
this Soviet-era 7-segment numerical display
. From the outside it may look a bit sturdier than usual, but it’s still instantly recognizabl... | 36 | 10 | [
{
"comment_id": "5418397",
"author": "jaap",
"timestamp": "2018-11-06T21:16:54",
"content": "7 segment displays with incandescent or neon bulbs used to be quite common, I have one form an old TV, but it’s all PCB and plastic, no metal cover.",
"parent_id": null,
"depth": 1,
"replies": []... | 1,760,374,152.666562 | ||
https://hackaday.com/2018/11/06/a-clay-oven-for-perfect-pizza-every-time/ | A Clay Oven For Perfect Pizza Every Time | Jenny List | [
"cooking hacks"
] | [
"clay oven",
"oven",
"Pizza",
"pizza oven"
] | Perhaps your taste for pizza has never taken you beyond your local fast-food chain or a frozen pizza from the supermarket, but there are some people for whom only the most authentic will do. A wood-fired clay oven and nothing less is their pre-requisite, and lesser methods of pizza preparation simply aren’t good enough... | 27 | 8 | [
{
"comment_id": "5418246",
"author": "Oliver",
"timestamp": "2018-11-06T20:46:37",
"content": "Now i want some pizza :P",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "5418279",
"author": "Wolf",
"timestamp": "2018-11-06T20:54:24",
"content": "????"... | 1,760,374,152.805437 | ||
https://hackaday.com/2018/11/06/supercon-badge-hackers-racing-the-clock/ | Supercon Badge Hackers Racing The Clock | Roger Cheng | [
"cons"
] | [
"2018 Hackaday Superconference",
"badge hacking",
"Hackaday Supercon",
"Hackaday SuperConference",
"Supercon",
"Supercon badge"
] | At the end of Hackaday Superconference weekend, we hold a badge hacking ceremony on the main stage where anyone who has done anything with their badge is invited to come on stage and show off their work. Yes, even if it’s just a blinking LED! It was a tremendous pleasure to see not only people taking us at our word and... | 8 | 3 | [
{
"comment_id": "5417476",
"author": "Jac Goudsmit",
"timestamp": "2018-11-06T18:12:27",
"content": "And when they say “time’s up” they’re serious. The furniture rental company came in at 5pm of so and they made like Michael Jackson and wanted to “clear the area RIGHT NOW”.My 6502 computer (Apple 1 ... | 1,760,374,152.587851 | ||
https://hackaday.com/2018/11/06/pocket-sized-arduino-calculator-makes-a-great-first-project/ | Pocket Sized Arduino Calculator Makes A Great First Project | Tom Nardi | [
"Arduino Hacks"
] | [
"Arduino Uno",
"atmega328p",
"oled",
"perboard"
] | We’ve all got calculators on our phones, in our web browsers, and even in the home “assistant” that’s listening in on your conversations all day on the off chance you blurt out a math question is can solve for you. The most hardcore among us might even still have a
real
calculator kicking around. So in that light, buil... | 13 | 2 | [
{
"comment_id": "5417266",
"author": "Ostracus",
"timestamp": "2018-11-06T17:08:07",
"content": "“We’ve all got calculators on our phones, in our web browsers, and even in the home “assistant” that’s listening in on your conversations all day on the off chance you blurt out a math question is can so... | 1,760,374,152.956141 | ||
https://hackaday.com/2018/11/06/warnings-are-your-friend-a-code-quality-primer/ | Warnings Are Your Friend – A Code Quality Primer | Sven Gregori | [
"Featured",
"Skills",
"Slider",
"Software Development"
] | [
"c compiler",
"C language",
"c programming",
"c/c++",
"clang",
"code analysis",
"gcc",
"software development",
"software quality"
] | If there’s one thing C is known and (in)famous for, it’s the ease of shooting yourself in the foot with it. And there’s indeed no denying that the freedom C offers comes with the price of making it our own responsibility to tame and keep the language under control. On the bright side, since the language’s flaws are so ... | 63 | 19 | [
{
"comment_id": "5417066",
"author": "Murdock",
"timestamp": "2018-11-06T15:04:32",
"content": "Why is division by zero such a big deal? When I made an 8 bit computer it just returned 255 and went on with it’s day. That’s a whole lot nicer for many things than having to stop and deal with a special ... | 1,760,374,153.108452 | ||
https://hackaday.com/2018/11/06/tilt-rotor-plane-needs-flight-controller-hack-to-get-airborne/ | Tilt-Rotor Plane Needs Flight Controller Hack To Get Airborne | Dan Maloney | [
"drone hacks"
] | [
"ailerons",
"BLDC",
"elevators",
"esc",
"flightnav",
"quadcopter",
"rc",
"servo",
"tilt rotor",
"vtol"
] | Part of the charm of quadcopters is the challenge that building and flying them presents. In need of complex sensors and computational power to just get off the ground and under tremendous stresses thanks to their massively powerful motors, they often seem only barely controlled in flight. Despite these challenges, qua... | 6 | 4 | [
{
"comment_id": "5416782",
"author": "iampete",
"timestamp": "2018-11-06T12:34:16",
"content": "https://youtu.be/ktcWGpBBqEQ",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "5416922",
"author": "cpearmain",
"timestamp": "2018-11-06T13:44:52",
"conten... | 1,760,374,152.998198 | ||
https://hackaday.com/2018/11/06/welding-robot-takes-on-a-hot-dirty-dangerous-job/ | Welding Robot Takes On A Hot, Dirty, Dangerous Job | Adam Fabio | [
"Robots Hacks",
"Slider"
] | [
"lumber",
"oriented strand board",
"osb",
"robotics",
"welder",
"welding"
] | They used to say that robots would take over the jobs too dirty or dangerous for humans. That is exactly what [Joel Sullivan]
had in mind when he created this welding robot
. [Joel] designed the robot for the OSB industry. No, that’s not a new operating system, it’s short for Oriented Strand Board. An engineered lumber... | 40 | 13 | [
{
"comment_id": "5416426",
"author": "TheGuyWithNoClue",
"timestamp": "2018-11-06T09:21:18",
"content": "i guess it works, but these steppers look a bit too tiny for this robot.anyway great job!",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "5416427",
... | 1,760,374,153.184338 | ||
https://hackaday.com/2018/11/08/put-an-itsybitsy-zork-in-your-pocket/ | Put An ItsyBitsy Zork In Your Pocket | Tom Nardi | [
"Arduino Hacks",
"classic hacks",
"Games",
"Retrocomputing"
] | [
"amiga",
"compaq",
"ItsyBitsy",
"text game",
"z-machine",
"zork"
] | Before computer games had all these fancy graphics, text based games were a very popular genre. Rather than move a character on the screen, you’d type out commands for your player in sentence form which the game would interpret; decades before the “cloud” language processing technology that the likes of Amazon and Goog... | 19 | 7 | [
{
"comment_id": "5427568",
"author": "Andy Pugh",
"timestamp": "2018-11-08T10:35:42",
"content": "I spent an awful lot of my time some years ago playing the Z-machine game written by Douglas Adams, where you had to play the part of Arthur Dent in Hitchhikers Guide to the Galaxy. It was fiendishly fi... | 1,760,374,153.241453 | ||
https://hackaday.com/2018/11/07/debugging-arduino-is-painful-this-can-help/ | Debugging Arduino Is Painful: This Can Help | Al Williams | [
"Arduino Hacks"
] | [
"arduino",
"debugging"
] | If you are used to coding with almost any modern tool except the Arduino IDE, you are probably accustomed to having on-chip debugging. Sometimes having that visibility inside the code makes all the difference for squashing bugs. But for the Arduino, most of us resort to just printing print statements in our code to obs... | 27 | 9 | [
{
"comment_id": "5426594",
"author": "Andrew",
"timestamp": "2018-11-08T06:14:12",
"content": "That looks AWESOME! Thanks for making it.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "5426627",
"author": "Al Williams",
"timestamp": "2018-11-0... | 1,760,374,153.362747 | ||
https://hackaday.com/2018/11/07/printed-parts-turn-ruler-into-marking-gauge/ | Printed Parts Turn Ruler Into Marking Gauge | Tom Nardi | [
"Tool Hacks"
] | [
"3D printed parts",
"headstock",
"marking gauge",
"scribe",
"woodworking"
] | For Hackaday readers who spend more time with a soldering iron than a saw, a marking gauge is a tool used to put parallel lines on a piece of wood (and occasionally metal or plastic) for cutting. The tool is run across the edge of the piece to be marked, and an adjustment allows the user to set how far in the line will... | 19 | 8 | [
{
"comment_id": "5425996",
"author": "RW",
"timestamp": "2018-11-08T03:11:34",
"content": "Not surprised he had to make one though, marking gauges seem to have gone un(conveniently)obtanium the last decade.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "5426... | 1,760,374,153.299022 | ||
https://hackaday.com/2018/11/07/junkbox-constant-current-source-helps-with-kelvin-sensing/ | Junkbox Constant Current Source Helps With Kelvin Sensing | Dan Maloney | [
"Tool Hacks"
] | [
"constant current",
"current cource",
"four-wire sensing",
"kelvin clips",
"kelvin measurement",
"LM317"
] | Is it ironic when a YouTube channel named “The Current Source” needs to build a current source? Or is that not ironic and actually just coincidental?
Regardless of linguistic considerations, [Derek], proprietor of the aforementioned channel has made and disassembled a few current sources in his day. Most of those jobs ... | 3 | 2 | [
{
"comment_id": "5425641",
"author": "James C",
"timestamp": "2018-11-08T01:18:58",
"content": "The optoisolators where not part of the build they where on the perfboard from an earlier project.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "5425699",
... | 1,760,374,153.400837 | ||
https://hackaday.com/2018/11/07/teardown-of-a-relatively-cheap-thermal-camera/ | Teardown Of A (Relatively) Cheap Thermal Camera | Tom Nardi | [
"handhelds hacks",
"hardware",
"Tool Hacks"
] | [
"A33",
"Allwinner",
"HT-A1",
"teardown",
"thermal imaging camera"
] | The cost of tools and test equipment has largely been on the downward trend for years, making it now more affordable than ever to get into the hacking and making scene. This is particularly visible with something like the venerable oscilloscope: a piece of equipment that was near unobtainium for the home hacker a decad... | 32 | 13 | [
{
"comment_id": "5425206",
"author": "Bloodhoundje",
"timestamp": "2018-11-07T22:03:07",
"content": "They allready do so as far as I know, mostly by enforcing a frame limit on the thermal camera (9fps) in their firmware. This is also why the CAT S60 with FLIR thermal camera has a low refresh rate. I... | 1,760,374,153.573743 | ||
https://hackaday.com/2018/11/07/rooting-the-amazon-fire-tv-cube-with-an-arduino/ | Rooting The Amazon Fire TV Cube With An Arduino | Tom Nardi | [
"Arduino Hacks",
"home entertainment hacks"
] | [
"amazon",
"Amlogic S905Z",
"android",
"drm",
"FireTV",
"hdmi",
"i2c",
"root"
] | Amazon might not be happy about it, but at least part of the success of their Fire TV Stick was due to the large hacking and modification scene that cropped up around the Android-powered device. A quick search on YouTube for “Fire Stick Hack” will bring up a seemingly endless array of videos, some with millions of view... | 11 | 5 | [
{
"comment_id": "5424550",
"author": "Ostracus",
"timestamp": "2018-11-07T19:39:47",
"content": "“Amazon might not be happy about it, but at least part of the success of their Fire TV Stick was due to the large hacking and modification scene that cropped up around the Android-powered device.”And the... | 1,760,374,153.69149 | ||
https://hackaday.com/2018/11/07/inventor-services-maybe-right-for-you-maybe/ | Inventor Services – Maybe Right For You – Maybe | Bob Baddeley | [
"Business",
"Featured",
"Slider"
] | [
"business",
"invention",
"inventions",
"patent",
"patent application",
"trademark"
] | You’ve no doubt been exposed to the ads for various inventor services; you have an idea, and they want to help you commercialize it and get the
money you deserve
. Whether it’s helping you file legal paperwork, defending your idea, developing it into a product, or selling it, there’s a company out there that wants to h... | 20 | 13 | [
{
"comment_id": "5424382",
"author": "jawnhenry",
"timestamp": "2018-11-07T18:53:18",
"content": "“I’m tired of good ideas. The world is full of people who think they have a really good idea, and they can’t even rake a leaf. I’m tired of good ideas.”–Andy Rooney",
"parent_id": null,
"depth":... | 1,760,374,153.638016 | ||
https://hackaday.com/2018/11/05/how-the-sony-playstation-was-hacked/ | How The Sony PlayStation Was Hacked | Drew Littrell | [
"Featured",
"Interest",
"Playstation Hacks",
"Slider"
] | [
"hardware security",
"playstation",
"ps1",
"videogames"
] | Playgrounds were the comment sections of their day. Every weekday from exactly 1:17 PM until 1:43 PM there were swings to be swung, rumors to be spread, and debates to be settled by whomever was the loudest (some things never change). Allegiances were formed and battle lines were drawn based solely on what video game c... | 34 | 12 | [
{
"comment_id": "5412349",
"author": "imroy264",
"timestamp": "2018-11-05T15:23:26",
"content": "Technology Connections has more information:https://www.youtube.com/watch?v=XUwSOfQ1D3c",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "5414598",
"author"... | 1,760,374,153.771124 | ||
https://hackaday.com/2018/11/05/arachnid-ale-uses-yeast-to-make-spider-silk/ | Arachnid Ale Uses Yeast To Make Spider Silk | Brian McEvoy | [
"chemistry hacks"
] | [
"ACTG",
"arachnid",
"E coli",
"gene",
"genes",
"genetic",
"gibson",
"modification",
"mods",
"spider",
"yeast"
] | Many people who read Hackaday hold the title of “Webmaster” but [The Thought Emporium] is after slightly different credentials with the same title. He aims to
modify a strain of yeast to produce spider silk
.
Charlotte’s Web
didn’t go into great detail about the different types of silk that a spider can produce, but th... | 21 | 10 | [
{
"comment_id": "5411966",
"author": "Mbc",
"timestamp": "2018-11-05T12:26:39",
"content": "This bring “Getting drunk on success” to a whole ‘nother level… Awesome!",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "5412002",
"author": "Brian McEvoy",
... | 1,760,374,154.036337 | ||
https://hackaday.com/2018/11/05/pint-sized-jacobs-ladder-packs-10000-volts-in-a-pickle-jar/ | Pint-sized Jacob’s Ladder Packs 10,000 Volts In A Pickle Jar | Brian Boucheron | [
"Misc Hacks",
"Science"
] | [
"3d printed",
"freecad",
"high voltage",
"jacob's ladder"
] | File this one away for your mad scientist costume next Halloween:
[bitluni]’s Pocket Jacob’s Ladder
is the perfect high voltage accessory for those folks with five dollars in parts, a 3D printer, and very big pockets.
[bitluni]’s video shows you all the parts you’ll need and guides you through the very simple build pro... | 12 | 5 | [
{
"comment_id": "5411865",
"author": "bitluni",
"timestamp": "2018-11-05T11:50:03",
"content": "First!.. Thanks for sharing",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "5413140",
"author": "TGT",
"timestamp": "2018-11-05T17:57:13",
... | 1,760,374,153.867387 | ||
https://hackaday.com/2018/11/04/living-hinges-at-the-next-level/ | Living Hinges At The Next Level | Brian McEvoy | [
"3d Printer hacks"
] | [
"flex",
"hinge",
"living hinge",
"modulus",
"multimaterial",
"plastic"
] | First of all, a living hinge is not a biological entity nor does it move on its own. Think of the top of a Tic Tac container where the lid and the cover are a single piece, and the thin plastic holding them together flexes to allow you to reach the candies disguised as mints. [Xiaoyu “Rayne” Zheng] at Virginia Tech des... | 13 | 5 | [
{
"comment_id": "5410957",
"author": "Tom",
"timestamp": "2018-11-05T08:53:46",
"content": "Plastic living hinges like the tic tac lid are amazing. For such a thin little piece of plastic, it always surprises me that they don’t fail after one of two flexes. A sauce bottle or a shampoo bottle can las... | 1,760,374,153.820175 | ||
https://hackaday.com/2018/11/04/quick-and-dirty-midi-interface-with-usbasp/ | Quick And Dirty MIDI Interface With USBASP | Tom Nardi | [
"ATtiny Hacks",
"classic hacks",
"Musical Hacks"
] | [
"6N137",
"midi",
"optoisolator",
"usbasp",
"V-USB"
] | [Robson Couto] recently found himself in need of MIDI interface for a project he was working on, but didn’t want to buy one just to use it once; we’ve all been there. Being the creative fellow that he is, he decided to come up with something that not only used the parts he had on-hand but could be completed in one afte... | 11 | 5 | [
{
"comment_id": "5409186",
"author": "Joelfinkle",
"timestamp": "2018-11-05T04:38:31",
"content": "Glad to see he didn’t skimp on the opto isolation",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "5410742",
"author": "chris cauwelier",
"timestamp": "201... | 1,760,374,154.086308 | ||
https://hackaday.com/2018/11/04/weather-station-is-a-tutorial-in-low-power-design/ | Weather Station Is A Tutorial In Low Power Design | Bryan Cockfield | [
"Microcontrollers"
] | [
"arduino",
"battery",
"code",
"NodeMCU",
"optimization",
"panel",
"power",
"solar",
"Station",
"weather"
] | Building your own weather station is a fun project in itself, but building it to be self-sufficient and off-grid adds another set of challenges to the mix. You’ll need a battery and a solar panel to power the station, which means adding at least a regulator and charge controller to your build. If the panel and battery ... | 15 | 7 | [
{
"comment_id": "5407459",
"author": "Ostracus",
"timestamp": "2018-11-05T01:18:21",
"content": "“This is all the more impressive because the station communicates via WiFi which is notoriously difficult to run in low-power applications.”Imagine LoRa is next.",
"parent_id": null,
"depth": 1,
... | 1,760,374,154.138853 | ||
https://hackaday.com/2018/11/04/redesigning-the-musical-keyboard-with-light-up-buttons/ | Redesigning The Musical Keyboard With Light-Up Buttons | Brian Benchoff | [
"Musical Hacks",
"The Hackaday Prize"
] | [
"2018 Hackaday Prize",
"midi",
"midi controller",
"musical instrument",
"touch"
] | A piano’s keyboard doesn’t make sense. If you want to want to play an F major chord, just hit an F, an A, and a C — all white keys, all in a row. If you want to play a B major chord, you hit B, a D#, and an F#. One white key, then two black ones. The piano keyboard is not isomorphic, meaning chords of the same quality ... | 13 | 6 | [
{
"comment_id": "5405316",
"author": "/sascha (@saschaleib)",
"timestamp": "2018-11-04T21:06:52",
"content": "The piano keyboard actually makes a lot of sense, if you know the music theory behind it – and if want to be able to play different scales outside of Major and (natural) Minor… still, any ne... | 1,760,374,154.189006 | ||
https://hackaday.com/2018/11/05/an-openscad-mini-itx-computer-case/ | An OpenSCAD Mini-ITX Computer Case | Tom Nardi | [
"3d Printer hacks",
"computer hacks",
"Software Hacks"
] | [
"casemod",
"mini-itx",
"openscad",
"parametric",
"volume"
] | We’re no strangers to 3D printed enclosures here at Hackaday. From the plethora of printed Raspberry Pi cases out there to custom enclosures for electronic projects, small plastic boxes turn out to be an excellent application for desktop 3D printing. But as printers get bigger and filament gets cheaper, those little bo... | 18 | 7 | [
{
"comment_id": "5415963",
"author": "Alan Hightower",
"timestamp": "2018-11-06T06:15:14",
"content": "Holy cow. I’ve used OpenSCAD for quick things and objects that lend themselves nicely to parameterization (eg. mounting brackets, etc). But THIS is dedication :)Impressive!",
"parent_id": nul... | 1,760,374,156.118958 | ||
https://hackaday.com/2018/11/05/a-qr-code-step-by-step/ | A QR Code, Step By Step | Jenny List | [
"Software Hacks"
] | [
"guide",
"qr",
"qr code"
] | We should all be familiar with QR codes, those blocky printed patterns containing encoded text, URLs, or other data. A few years ago they were subject to their own cloud of hype, but now they have settled down in their niche of providing a handy route for a smartphone owner to reach a website without having to type an ... | 22 | 10 | [
{
"comment_id": "5415675",
"author": "Anthony",
"timestamp": "2018-11-06T03:52:15",
"content": "I think when scanning QR codes for URLs, it’s important that the user be shown the key features (such as the FQDN – in Roman characters if there’s a chance of unicode/RTL/alternate trickery) front and cen... | 1,760,374,155.869399 | ||
https://hackaday.com/2018/11/05/homebrew-attachment-turns-angle-grinder-into-slimline-belt-sander/ | Homebrew Attachment Turns Angle Grinder Into Slimline Belt Sander | Dan Maloney | [
"Tool Hacks"
] | [
"angle grinder",
"belt sander",
"diy",
"idler",
"pneumatic spring",
"tensioner"
] | If there’s a small power tool as hackable as the angle grinder, we haven’t found it yet. These versatile tools put a lot of power in the palm of your hand, and even unhacked they have a huge range of functionality, from cutting to grinding to polishing and cleaning, just by choice of what goes on the arbor.
With a simp... | 7 | 4 | [
{
"comment_id": "5415183",
"author": "Nicolas",
"timestamp": "2018-11-06T00:11:57",
"content": "Ill just leave this here…https://www.aliexpress.com/wholesale?SearchText=grinder+sander",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "5415800",
"author":... | 1,760,374,155.810514 | ||
https://hackaday.com/2018/11/05/breathing-underwater-using-wind-power/ | Breathing Underwater Using Wind Power | Steven Dufresne | [
"Transportation Hacks"
] | [
"air compressor",
"scuba",
"underwater",
"Wind turbine"
] | As hackers, our goal is to reuse something in a way in which it was not intended and [Rulof Maker] is a master at this. From his idyllic seaside location in Italy, he frequently comes up with brilliant underwater hacks made of, well, junk. This time he’s come up with a
wind-powered pump to move air through a hose to a ... | 58 | 18 | [
{
"comment_id": "5414461",
"author": "Jerry",
"timestamp": "2018-11-05T21:03:24",
"content": "A breathe of fresh air for sure",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "5414499",
"author": "Ren",
"timestamp": "2018-11-05T21:12:47",
"content": "... | 1,760,374,155.966948 | ||
https://hackaday.com/2018/11/05/scratch-built-toe-clamps-keep-your-work-in-place/ | Scratch Built Toe Clamps Keep Your Work In Place | Donald Papp | [
"cnc hacks",
"Tool Hacks"
] | [
"benchtop",
"brass",
"clamp",
"Cutting and Machining",
"fixturing",
"fixturing table",
"Fusion 360",
"mill",
"Roland MDX-540",
"set screw",
"stainless steel",
"toe clamp",
"work fixing"
] | [Kevin] owns a benchtop CNC mill that has proven itself to be a capable tool, but after becoming familiar with some of its shortcomings, he has made a few modifications. In order to more efficiently hold and access workpieces on his custom fixturing table, he
designed and made his own toe clamps
and they look beautiful... | 15 | 9 | [
{
"comment_id": "5413923",
"author": "TGT",
"timestamp": "2018-11-05T19:42:23",
"content": "Very clever little design, so simple and compact! I like the process photos. Interesting that you can just tap the threads into the brass piece after cutting it, I would have thought you’d have to drill the h... | 1,760,374,156.06105 | ||
https://hackaday.com/2018/11/05/better-3d-printing-through-magnets/ | Better 3D Printing Through Magnets | Al Williams | [
"3d Printer hacks",
"Hackaday Columns"
] | [
"3d printing",
"buildtak",
"magnetic print bed",
"magnets"
] | Just like Goldilocks found some porridge too hot and some too cold, 3D printers often have beds that don’t stick well enough or stick too well. A few weeks ago I switched two of my three printers to use magnetic beds and thought I’d share with you how that worked out. Spoiler alert: like most things it has its plusses ... | 21 | 14 | [
{
"comment_id": "5413258",
"author": "scott t",
"timestamp": "2018-11-05T18:12:59",
"content": "coincidentally, I was just shopping for a magnetic build plate to try out. this article didnt help any. its a definite maybe.",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comme... | 1,760,374,156.228662 | ||
https://hackaday.com/2018/11/05/esp8266-monitor-keeps-an-eye-on-octoprint/ | ESP8266 Monitor Keeps An Eye On OctoPrint | Tom Nardi | [
"3d Printer hacks",
"Microcontrollers"
] | [
"3D printed enclosure",
"ESP8266",
"monitor",
"Octoprint",
"oled",
"wemos d1 mini",
"wifimanager"
] | At this point, you’ve almost certainly heard of OctoPrint. The web-based control interface for 3D printers is especially popular for those who’s primary computers run on an operating system that has a penchant for occasionally imploding. Even if you aren’t laboring under that common software handicap, OctoPrint offers ... | 8 | 4 | [
{
"comment_id": "5413204",
"author": "Dion",
"timestamp": "2018-11-05T18:04:54",
"content": "That is suuuuper rad.Epic work.",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "5413842",
"author": "MaxAtoms",
"timestamp": "2018-11-05T19:31:17",
"content... | 1,760,374,156.168226 | ||
https://hackaday.com/2018/11/03/voice-controlled-glasses-and-magnifying-lens/ | Voice Controlled Glasses And Magnifying Lens | Brian Benchoff | [
"The Hackaday Prize"
] | [
"2018 Hackaday Prize",
"glasses",
"loupe",
"loupes",
"magnifying glass"
] | If you’re reading Hackaday, you’re probably intimately familiar with really small parts. 0201 resistors are tiny, and even smaller parts aren’t unheard of. The screws that go in your phone are minuscule, and a magnifying glass is really handy if you want to check out the detail on your 3D prints. While this is easy if ... | 4 | 3 | [
{
"comment_id": "5398604",
"author": "Ostracus",
"timestamp": "2018-11-03T20:05:15",
"content": "“While this is easy if you have good eyesight and you’re young, a lot of us don’t have that luxury and instead must rely on magnifying glasses and loupes.”Ain’t that the sad truth.",
"parent_id": nul... | 1,760,374,156.007092 | ||
https://hackaday.com/2018/11/03/adding-energy-use-and-cost-to-laundry-done-notifications/ | Adding Energy Use And Cost To “Laundry Done” Notifications | Donald Papp | [
"home hacks"
] | [
"ESP8266",
"esp8285",
"espurna",
"laundry",
"node-red",
"notifications",
"power monitor"
] | Some time ago [Xose Pérez] got interested in generating a notification when his washer had completed a cycle, and now with
added features like reporting power usage and cost
, he’s put it all together into a
Node-Red
node that makes it easy to modify or integrate with other projects.
[Xose] started this journey with a
... | 29 | 4 | [
{
"comment_id": "5398266",
"author": "@JohnS_AZ John Schuch",
"timestamp": "2018-11-03T17:07:04",
"content": "370 (or so) watts … I presume that’s a gas fired dryer. But why the heck did it take over 3 hours??",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "5... | 1,760,374,156.298085 | ||
https://hackaday.com/2018/11/03/livestream-the-hackaday-superconference/ | Livestream The Hackaday Superconference | Mike Szczys | [
"cons"
] | [
"2018 Hackaday Superconference",
"livestream"
] | [youtube=https://www.youtube.com/watch?v=4WxPGLsdbB8&w=560&h=315]
The Hackaday Superconference is happening right now and
you can join in on the Livestream
. Talks begin at 10 am Pacific time on Saturday and Sunday.
The live stream covers one of two stages at the ultimate hardware conference. Topics focus on hardware c... | 3 | 3 | [
{
"comment_id": "5399354",
"author": "Timo Birnschein",
"timestamp": "2018-11-03T22:50:57",
"content": "Ah, it seems to work now:https://www.youtube.com/c/hackaday/live",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "5400505",
"author": "Zomb1986",
"tim... | 1,760,374,156.339806 | ||
https://hackaday.com/2018/11/03/revive-that-old-analog-cell-phone-with-sdr/ | Revive That Old Analog Cell Phone With SDR | Tom Nardi | [
"Cellphone Hacks",
"Radio Hacks",
"Wireless Hacks"
] | [
"1G",
"analog",
"base station",
"cell phone",
"LimeSDR",
"sdr"
] | With the latest and greatest 5G cellular networks right around the corner, it can be difficult to believe that it wasn’t so long ago that cell phones relied on analog networks. They aren’t used anymore, but it might only take a visit to a swap meet or flea market to get your hands on some of this vintage hardware. Of c... | 32 | 16 | [
{
"comment_id": "5397716",
"author": "rfi",
"timestamp": "2018-11-03T14:08:07",
"content": "This sounds very neat but don’t the fcc as well as the cell companies take a dim view of your using their frequencies?",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "... | 1,760,374,156.541693 | ||
https://hackaday.com/2018/11/03/whos-going-on-your-fifty/ | Who’s Going On Your Fifty? | Jenny List | [
"News"
] | [
"banknote",
"money",
"scientists"
] | You can tell a lot about a country, its history and its politics, by taking a look at its banknotes. Who features on them, or in the case of studiously engineered international compromises such as the Euro, who
doesn’t
feature on them. Residents of the UK have over the years been treated to a succession of historical ... | 102 | 30 | [
{
"comment_id": "5397166",
"author": "Darren",
"timestamp": "2018-11-03T11:05:54",
"content": "Alan Turing, not only would it be a recognition of his contribution to the word, it would so annoy all the homophobes.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id"... | 1,760,374,156.792606 | ||
https://hackaday.com/2018/11/03/analog-synth-but-in-cello-form/ | Analog Synth, But In Cello Form | Brian Benchoff | [
"Musical Hacks",
"The Hackaday Prize"
] | [
"2018 Hackaday Prize",
"analog synth",
"cello",
"synthesizer"
] | For one reason or another, electronic synthesizing musical instruments are mostly based around the keyboard. Sure, you’ve got the theremin and other oddities, but VCAs and VCFs are mostly the domain of keyboard-style instruments, and have been for decades. That’s a shame, because the user interface of an instrument has... | 8 | 5 | [
{
"comment_id": "5396877",
"author": "chris cauwelier",
"timestamp": "2018-11-03T09:02:06",
"content": "Undoubtedly a fantastic build. But why use an instrument that allready is as perfect as can be?I think it’s for a reasing they start building keyboards/synthizers fom the 70’s on, or maybe earlier... | 1,760,374,157.201708 | ||
https://hackaday.com/2018/11/02/save-a-few-steps-on-your-next-build-with-these-easy-linear-actuators/ | Save A Few Steps On Your Next Build With These Easy Linear Actuators | Dan Maloney | [
"Misc Hacks"
] | [
"3d printed",
"actuator",
"continuous rotation",
"CRS",
"rack and pinion",
"servo",
"stl"
] | A lot of projects require linear motion, but not all of them require high-accuracy linear slides and expensive ball screws. When just a little shove for a door or the ability to pop something up out of an enclosure is all you need, finding just the right actuator can be a chore.
Unless someone has done the work for you... | 18 | 10 | [
{
"comment_id": "5396615",
"author": "Ed",
"timestamp": "2018-11-03T06:43:59",
"content": "Didn’t think you needed a motorshield for a servo",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "5396898",
"author": "Random guy",
"timestamp": "2018-1... | 1,760,374,157.048581 | ||
https://hackaday.com/2018/11/04/stepper-motor-mods-improve-cnc-flat-coil-winder/ | Stepper Motor Mods Improve CNC Flat Coil Winder | Dan Maloney | [
"3d Printer hacks",
"Misc Hacks"
] | [
"cnc",
"coil",
"delta",
"g-code",
"kinematics",
"magnet wire",
"rotor",
"stepper motor",
"toroid",
"winding"
] | Finding just the right off-the-shelf part to complete a project is a satisfying experience – buy it, bolt it on, get on with business. Things don’t always work out so easily, though, which often requires the even more satisfying experience of modifying an existing part to do the job.
Modifying a stepper motor by drilli... | 56 | 27 | [
{
"comment_id": "5404009",
"author": "Dave",
"timestamp": "2018-11-04T18:38:35",
"content": "Brilliant!",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "5404107",
"author": "PWalsh",
"timestamp": "2018-11-04T18:51:05",
"content": "The paper is slight... | 1,760,374,156.996625 | ||
https://hackaday.com/2018/11/04/launchpad-midi-controller-put-to-work-with-python/ | Launchpad MIDI Controller Put To Work With Python | Tom Nardi | [
"Musical Hacks",
"Peripherals Hacks"
] | [
"midi controller",
"Novation Launchpad",
"python",
"rubber ducky",
"scripting language"
] | For Hackaday readers who might not spend their free time spinning electronic beats at raves, the Launchpad by Novation is a popular peripheral for creating digital music with tools such as Ableton Live. It’s 8×8 grid of RGB LED backlit buttons are used to trigger different beats and clips by sending MIDI commands to th... | 8 | 6 | [
{
"comment_id": "5402453",
"author": "heyhono",
"timestamp": "2018-11-04T15:17:31",
"content": "Really cool idea, but I was never good at playing memory – so not for me ;).",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "5402571",
"author": "GregP",
"ti... | 1,760,374,156.855211 | ||
https://hackaday.com/2018/11/04/green-led-means-go-for-supercon-badge-hacking/ | Green LED Means GO For Supercon Badge Hacking | Roger Cheng | [
"cons"
] | [
"2018 Hackaday Superconference",
"badge hacking",
"Hackaday Supercon",
"Supercon",
"Supercon badge"
] | In addition to great speakers and enlightening workshops at Supercon, we have an area set aside for attendees to hack on their conference badges. There is no prerequisite beyond having a badge and a willingness to get hands-on. From hardware beginners to professional embedded system developers, we welcome all skill lev... | 1 | 1 | [
{
"comment_id": "5434550",
"author": "Elliot Williams",
"timestamp": "2018-11-09T22:49:11",
"content": "Post up hacks to Hackaday.io, then submit tohttps://hackaday.io/list/162221-2018-supercon-badge-hacks",
"parent_id": null,
"depth": 1,
"replies": []
}
] | 1,760,374,156.902018 | ||
https://hackaday.com/2018/11/04/touchyou-wearable-touch-sensor-and-stimulator/ | TouchYou: Wearable Touch Sensor And Stimulator | Brian Benchoff | [
"The Hackaday Prize"
] | [
"2018 Hackaday Prize",
"human computer interaction",
"Human Computer Interface",
"machine computer",
"wearable"
] | Some of us might never know the touch of another human, but
this project in the Hackaday Prize might just be the solution
. It’s TouchYou, [Leonardo]’s idea for a wearable device that allows anyone to send tactile and multi-sensorial stimulation across the Internet. It’s touching someone over the Internet, and yes, thi... | 7 | 3 | [
{
"comment_id": "5400848",
"author": "EndlessYellowParcels",
"timestamp": "2018-11-04T10:45:35",
"content": "lol. I bet this will most frequently be wrapped around something other than an arm.Interesting work! Those custom Kapton PCBs are clever.",
"parent_id": null,
"depth": 1,
"replies... | 1,760,374,157.159231 | ||
https://hackaday.com/2018/11/03/dexter-robotic-arm-wins-the-2018-hackaday-prize/ | Dexter Robotic Arm Wins The 2018 Hackaday Prize | Mike Szczys | [
"cons",
"contests",
"News"
] | [
"2018 Hackaday Prize",
"Build Something That Matters",
"open hardware",
"open source"
] | Dexter, an open-source, high-precision, trainable robotic arm has just been named the Grand Prize winner of the 2018 Hackaday Prize. The award for claiming the top place in this nine-month global engineering initiative is $50,000. Four other top winners were also named during this evening’s Hackaday Prize Ceremony, hel... | 19 | 8 | [
{
"comment_id": "5400351",
"author": "Jamie",
"timestamp": "2018-11-04T07:36:45",
"content": "Im looking for the vhdl code for dexter but all i find is–instance Azido black boxCan someone point me in the right direction?Im presuming it is avaliable as “Everything is Open Source”",
"parent_id": n... | 1,760,374,157.113855 | ||
https://hackaday.com/2018/11/03/arduino-nitrox-analyzer-for-the-submarine-hacker/ | Arduino Nitrox Analyzer For The Submarine Hacker | Tom Nardi | [
"Arduino Hacks",
"hardware"
] | [
"dac",
"nitrogen",
"nitrox",
"oled",
"oxygen sensor",
"scuba"
] | For Hackaday readers who don’t spend their free time underwater, nitrox is a blend of nitrogen and oxygen that’s popular with scuba divers. Compared to atmospheric air, nitrox has a higher concentration of oxygen; which not only allows divers to spend more time underwater but also reduces the risk of decompression sick... | 51 | 14 | [
{
"comment_id": "5399817",
"author": "rfi",
"timestamp": "2018-11-04T03:30:19",
"content": "Urg… You really don’t think there is more to it that the quality of the oxygen sensor that can have a negative effect on the accuracy? Have fun. In my mind things of this type are akin to weaving a rope to... | 1,760,374,157.303235 | ||
https://hackaday.com/2018/11/03/competitive-soldering-gets-heated-at-hackaday-superconference/ | Competitive Soldering Gets Heated At Hackaday Superconference | Brian Benchoff | [
"cons"
] | [
"2018 Hackaday Prize",
"2018 Hackaday Superconference",
"smd",
"smd soldering challenge",
"Supercon"
] | The
Hackaday Superconference
is in full swing, and in addition to the greatest hardware hackers, a great gathering of tinkerers, awesome talks, badge hacking, and so much more, we’ve also got competitive soldering. This year, we’re making soldering competitive with
the SMD Solder Challenge
. It began Friday morning as ... | 20 | 9 | [
{
"comment_id": "5399336",
"author": "Josh",
"timestamp": "2018-11-03T22:31:54",
"content": "Nice I see familiar faces here.",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "5399387",
"author": "Nikolai",
"timestamp": "2018-11-03T23:19:36",
"content"... | 1,760,374,157.371152 | ||
https://hackaday.com/2018/11/02/gyro-controlled-rgb-blinky-ball-will-light-up-your-life/ | Gyro Controlled RGB Blinky Ball Will Light Up Your Life | Rich Hawkes | [
"Arduino Hacks",
"LED Hacks"
] | [
"apa102",
"arduino",
"ball",
"blinky",
"DotStar",
"LED ball",
"mpu6050",
"xrobots"
] | [James Bruton], from the XRobots YouTube channel is known for his multipart robot and cosplay builds. Occasionally, though, he creates a one-off build. Recently, he created a video showing how to build a LED ball that
changes color depending on its movement
.
The project is built around a series of 3D printed “arms” ar... | 4 | 4 | [
{
"comment_id": "5395900",
"author": "MrTrick",
"timestamp": "2018-11-03T02:49:48",
"content": "We did something similar, but with a *few* more LEDs:https://youtu.be/NjKuOHK_gLE?t=984( large ball athttps://youtu.be/NjKuOHK_gLE?t=1248)Similar hardware (large lipo, 5V regulator, Wemos D1, BNO055) in m... | 1,760,374,157.728581 | ||
https://hackaday.com/2018/11/02/teardown-and-repair-of-a-police-recorder/ | Teardown And Repair Of A Police Recorder | Al Williams | [
"Repair Hacks",
"Teardown"
] | [
"audio cassette",
"cassette recorder",
"interview recorder",
"neal",
"police recorder",
"recorder",
"repair"
] | You should probably hope you haven’t seen [Techmoan’s] cassette recorder before. That’s because it is a Neal interview recorder that was mainly used by police to tape interrogations. This one was apparently used by the Royal Navy and was sold for parts. Turns out, the repair was simple, but the
teardown and the analysi... | 9 | 5 | [
{
"comment_id": "5395444",
"author": "CMH62",
"timestamp": "2018-11-02T23:55:06",
"content": "The tear down video is actually quite enjoyable. It moves along rapidly, and I liked his description of the machine and his plan to diagnose the issues.",
"parent_id": null,
"depth": 1,
"replie... | 1,760,374,157.682008 | ||
https://hackaday.com/2018/11/02/eight-player-gamecube-adapter-is-ready-for-smash/ | Eight Player GameCube Adapter Is Ready For Smash | Tom Nardi | [
"classic hacks",
"Games",
"Nintendo Hacks"
] | [
"adapter",
"gamecube",
"Nintendo Switch",
"smash bros",
"usb",
"Wii U"
] | With the release of
Smash Ultimate
fast approaching for the Nintendo Switch, [Patrick Hess] wanted to get ahead of the game and make sure his squad had the equipment they’d need. Namely, support for the GameCube controllers that serious Smash Bros players demand. But it wasn’t enough to have one or two of them hooked u... | 4 | 3 | [
{
"comment_id": "5395109",
"author": "gudenau",
"timestamp": "2018-11-02T21:27:04",
"content": "I made an adapter to stick one inal a computer for Dolphin a while ago. You can find it on Thingiverse:https://www.thingiverse.com/thing:3069604",
"parent_id": null,
"depth": 1,
"replies": []
... | 1,760,374,157.635457 | ||
https://hackaday.com/2018/11/02/these-are-the-100-finalists-in-the-hackaday-prize/ | These Are The 100 Finalists In The Hackaday Prize | Brian Benchoff | [
"The Hackaday Prize"
] | [
"2018 Hackaday Prize",
"2018 Hackaday Superconference",
"Human Computer Interface Challenge",
"Musical Instrument challenge",
"Open hardware design challenge",
"Power Harvesting Challenge",
"Robotics Module Challenge"
] | The Hackaday Prize is
the greatest hardware competition on the planet
. It’s the Academy Awards of Open Hardware, and over the last few years we’ve been doing it, we’ve seen literally tens of projects that have gone from an idea to a prototype to a finished project to a saleable product. It’s the greatest success story... | 3 | 2 | [
{
"comment_id": "5395087",
"author": "janostman",
"timestamp": "2018-11-02T21:20:04",
"content": "Has Hackaday come down to a prize?Is that what you need to exist?",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "5397608",
"author": "Josh",
"ti... | 1,760,374,157.78035 | ||
https://hackaday.com/2018/11/02/ft8-saving-ham-radio-or-killing-it/ | FT8: Saving Ham Radio Or Killing It? | Al Williams | [
"News",
"Radio Hacks",
"Slider"
] | [
"digital modes",
"FT8",
"ham radio",
"HamRadio",
"propagation",
"sunspots"
] | It is popular to blame new technology for killing things. The Internet killed newspapers. Video killed the radio star. Is FT8, a new digital technology, poised to kill off ham radio? The community seems evenly divided. In an online poll, 52% of people responding says FT8 is damaging ham radio. But ham operator [K5SDR]... | 179 | 50 | [
{
"comment_id": "5394171",
"author": "Corrosive",
"timestamp": "2018-11-02T17:18:48",
"content": "I’m pretty neutral on FT8 and don’t see the big fuss.Most HF guys are contesters who only use the minimum exchange for points so FT8 would be just fine for them.If you’re on HF and don’t want to use FT8... | 1,760,374,158.334691 | ||
https://hackaday.com/2018/11/02/flexible-battery-meter-bends-over-backward-to-work/ | Flexible Battery Meter Bends Over Backward To Work | Dan Maloney | [
"Tool Hacks"
] | [
"flex PCB",
"flexible",
"Kapton",
"neodymium",
"polyimide",
"smd",
"STM8S003F3P6"
] | A lithium-ion battery tester seems like a simple project, at least electrically. But when you start thinking about the physical problem of dealing with a huge range of battery sizes, things get a little more complicated. Sure, you can 3D-print adapters and jigs to accommodate the different batteries, or you can cheat a... | 7 | 5 | [
{
"comment_id": "5393713",
"author": "Mike Massen",
"timestamp": "2018-11-02T16:09:56",
"content": "Nicely done, thanks for post :-)",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "5393745",
"author": "Ren",
"timestamp": "2018-11-02T16:19:06",
"cont... | 1,760,374,157.82118 | ||
https://hackaday.com/2018/11/02/the-linux-throwie-powering-a-linux-server-with-a-300mw-solar-panel/ | The Linux Throwie: Powering A Linux Server With A 0.3W Solar Panel | Sean Boyce | [
"computer hacks",
"Featured",
"Linux Hacks",
"Skills",
"Slider",
"Solar Hacks"
] | [
"deep sleep",
"ESP8266",
"NodeMCU",
"Raspberry Pi 3 B+",
"solar",
"wemos d1 mini"
] | Have you ever had one of those moments, when you’re rummaging through your spare parts heap, and have a rather bizarre project idea that you can’t quite get out of your head? You know, the ones that have no clear use, but simply demand to be born, of glass and steel and silicon?
This time, the stubborn idea in question... | 63 | 19 | [
{
"comment_id": "5392923",
"author": "Philip",
"timestamp": "2018-11-02T14:09:09",
"content": "hmmm its a bit tricky when the units are using same letter different caps",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "5393528",
"author": "Jose Marcal",... | 1,760,374,158.033799 | ||
https://hackaday.com/2018/11/02/cooking-eggs-with-magnets-in-motion/ | Cooking Eggs With Magnets In Motion | Dan Maloney | [
"cooking hacks",
"Slider"
] | [
"eddy currents",
"Faraday's Law",
"induction",
"Lenz's Law",
"neodymium"
] | It’s probably always going to be easier to just find some dry wood and make a cooking fire, but if you’re ever in a real bind and just happen to have a bunch of magnets and a treadmill motor,
this DIY induction cooktop
could be your key to a hot breakfast.
For those not familiar with them, induction cooktops are a real... | 71 | 17 | [
{
"comment_id": "5392118",
"author": "Jehu",
"timestamp": "2018-11-02T11:22:49",
"content": "Next, a pedal powered one for a nice off-grid version.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "5392479",
"author": "Thinkerer",
"timestamp": "... | 1,760,374,158.143373 | ||
https://hackaday.com/2018/11/02/smores-robot-finds-its-own-way-to-the-campfire/ | SMORES Robot Finds Its Own Way To The Campfire | Roger Cheng | [
"Robots Hacks"
] | [
"Dtto",
"modlab",
"modular robot",
"modular robotics",
"robotics",
"Robotics Module",
"SMORES",
"U Penn",
"university of pennsylvania"
] | Robots that can dynamically reconfigure themselves to adapt to their environments offer a promising advantage over their less dynamic cousins. Researchers have been working through all the challenges of realizing that potential: hardware, software, and all the interactions in between. On the software end of the spectru... | 2 | 2 | [
{
"comment_id": "5392542",
"author": "sebastian",
"timestamp": "2018-11-02T12:38:47",
"content": "When i read “SMORES” i thought this was about Marshmallows",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "5393769",
"author": "Pez",
"timestamp": "2018-11... | 1,760,374,158.369598 | ||
https://hackaday.com/2018/11/01/cut-through-the-noise-see-tiny-signals/ | Cut Through The Noise, See Tiny Signals | Bryan Cockfield | [
"Tool Hacks"
] | [
"detection",
"noise",
"oscilloscope",
"phase",
"sensitive",
"signal",
"trick"
] | An oscilloscope is a handy tool for measuring signals of all kinds, but it’s especially useful if you want to measure something with a periodic component. Modern oscilloscopes have all kinds of features built-in that allow you sample a wide range of signals in the hundreds of megahertz, and make finding and measuring y... | 18 | 6 | [
{
"comment_id": "5389434",
"author": "Pio",
"timestamp": "2018-11-02T05:04:56",
"content": "So this is kind of a do-it-yourself lock-in amplifier?",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "5390812",
"author": "RoGeorge",
"timestamp": "20... | 1,760,374,158.423412 | ||
https://hackaday.com/2018/11/01/code-review-lamp-subtly-reminds-you-to-help-your-fellow-developer/ | Code Review Lamp Subtly Reminds You To Help Your Fellow Developer | Donald Papp | [
"LED Hacks",
"Software Development"
] | [
"3d printed",
"code review",
"ESP8266",
"led ring",
"neopixel",
"notification",
"rgb",
"software development",
"usb",
"Wemos d1",
"wemos d1 mini"
] | [Dimitris Platis] works in an environment with a peer review process for accepting code changes. Code reviews generally are a good thing. One downside though, is that a lack of responsiveness from other developers can result in a big hit to team’s development speed. It isn’t that other developers are
unwilling
to do th... | 10 | 4 | [
{
"comment_id": "5389109",
"author": "Simon",
"timestamp": "2018-11-02T04:05:34",
"content": "You know where you can shove that lamp? The same place I shoved my phone – in the far corner under a stack of boxes so there are no annoying lights or noises to interrupt my work flow.",
"parent_id": nu... | 1,760,374,158.825365 | ||
https://hackaday.com/2018/11/01/a-cow-powered-human-centrifuge/ | A Cow-Powered Human Centrifuge | Elliot Williams | [
"Misc Hacks"
] | [
"mad cow",
"merry-go-round",
"summer",
"watersports"
] | Spoiler alert:
group of fun-loving French folks build an animal-or-human-powered merry-go-round that spins fast enough to fling all takers into the lake
(YouTube, embedded below). Actually, that’s basically it. The surprise is ruined, but you probably want to check out the video anyway, because it looks like a ton of f... | 46 | 20 | [
{
"comment_id": "5387056",
"author": "Wretch",
"timestamp": "2018-11-01T23:10:30",
"content": "“…or a team of soccer players (?)…”Judging from their kit I’m going to guess rugby players.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "5391331",
"autho... | 1,760,374,159.078194 | ||
https://hackaday.com/2018/11/01/this-cup-holder-crystal-ball-tells-your-mpg-future/ | This Cup Holder Crystal Ball Tells Your MPG Future | Tom Nardi | [
"Arduino Hacks",
"LED Hacks",
"Transportation Hacks"
] | [
"arduino",
"hybrid",
"OBD",
"RGB LED"
] | Hybrid vehicles, which combine an eco-friendly electric motor with a gasoline engine for extended range, are becoming more and more common. They’re a transitional technology that delivers most of the advantages of pure electric vehicles, but without the “scary” elements of electric vehicle ownership which are still for... | 22 | 8 | [
{
"comment_id": "5386292",
"author": "ehud42",
"timestamp": "2018-11-01T20:17:39",
"content": "That wire wrapping!",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "5386945",
"author": "TGT",
"timestamp": "2018-11-01T22:30:05",
"content"... | 1,760,374,158.991734 | ||
https://hackaday.com/2018/11/01/the-portable-digital-visual-theremin/ | The Portable, Digital, Visual Theremin | Brian Benchoff | [
"Musical Hacks",
"The Hackaday Prize"
] | [
"2018 Hackaday Prize",
"ir",
"IR Proximity",
"led",
"synthesizer",
"Teensy",
"theremin"
] | The theremin is, for some reason, what people think of first when they think of electronic musical instruments. Maybe that’s because it was arguably the first purely electronic musical instrument, or because there’s no mechanical analog to something that makes sound simply by waving your hand over it.
This project take... | 6 | 5 | [
{
"comment_id": "5385788",
"author": "Bunsen",
"timestamp": "2018-11-01T18:48:16",
"content": "Do you pop out at parties? Are you unpoopular?Well, are you?The answer to all your problems is in this little ol’ box. The Portadigivisitheremin!",
"parent_id": null,
"depth": 1,
"replies": [... | 1,760,374,158.93201 | ||
https://hackaday.com/2018/10/31/the-modern-analog-soldering-station/ | The Modern Analog Soldering Station | Adam Fabio | [
"Tool Hacks"
] | [
"analog",
"solder",
"soldering station"
] | There is a certain sense of accomplishment one gets when building their own tools. This is what [Alejandro Velazquez] was going for when he
built his own soldering station
. Sure you can get a decent station for a pittance on Amazon, or eBay. You can even build your own microprocessor controlled station. [Alejandro] is... | 7 | 2 | [
{
"comment_id": "5383153",
"author": "duh",
"timestamp": "2018-11-01T04:04:00",
"content": "Great learning-experience!I once designed a light-dimmer using solid-state relays, precisely timing each activation with the mains zero-crossing, and deactivation somewhere inbetween for the duty-cycle (or wa... | 1,760,374,158.779017 | ||
https://hackaday.com/2018/10/31/7-segment-clockwork-display-made-from-cardboard/ | 7 Segment Clockwork Display Made From Cardboard | Richard Baguley | [
"classic hacks"
] | [
"7 segment",
"cardboard",
"digital"
] | We’ve seen a variety of oddball 7-segment displays in the past, but this one uses a new material: both for the display and the mechanical mechanism that drives it;
cardboard
. Yup, the whole thing is made from cardboard, wood and a few rubber bands. [The Q] shows how he put together in this nice video, starting from fi... | 25 | 17 | [
{
"comment_id": "5381934",
"author": "Howard",
"timestamp": "2018-10-31T23:11:42",
"content": "I love the build and the video. I hope it inspires more people to build passive designs out of cardboard. It’s an underappreciated building material.",
"parent_id": null,
"depth": 1,
"replies":... | 1,760,374,158.886651 | ||
https://hackaday.com/2018/10/31/speak-your-wifi/ | Speak Your WiFi | Jenny List | [
"internet hacks"
] | [
"audio",
"IoT",
"serial",
"wifi"
] | When you create a Thing for the Internet of Things, you’ve made a little computer that does a simple job and which probably has a minimal interface. But minimal interfaces leave little room for configuration, such as entering WiFi details. Perhaps if you made the Thing yourself you’ve hard-coded your WiFi credentials i... | 6 | 3 | [
{
"comment_id": "5380985",
"author": "mike",
"timestamp": "2018-10-31T20:54:46",
"content": "Great job! The only hitch with this one is that you need the website files already on the other device. Whereas making the ESP32 and AP it can serve up its own credentials page, then connected to your AP.",... | 1,760,374,159.392786 | ||
https://hackaday.com/2018/10/31/this-weekend-the-greatest-hardware-conference/ | This Weekend: The Greatest Hardware Conference | Brian Benchoff | [
"cons",
"Hackaday Columns"
] | [
"2018 Hackaday Superconference",
"Hackaday SuperConference"
] | The
Hackaday Superconference
is this weekend and it’s the greatest hardware con on the planet. Tickets are completely sold out, but you can still get in on the fun by
watching the livestream
and joining
Supercon chat
.
For everyone who will be here in person, the entire Hackaday crew is busy as beavers preparing for yo... | 4 | 3 | [
{
"comment_id": "5381082",
"author": "QuantumStar",
"timestamp": "2018-10-31T21:09:03",
"content": "So cool, thanks for working so hard to put on a fun event~! This will be my first conference, as I finally feel like it won’t all go over my head, and I’m really looking forward to it. The badge is aw... | 1,760,374,159.438047 | ||
https://hackaday.com/2018/10/31/the-swiss-army-knife-of-audio-synthesis/ | The Swiss Army Knife Of Audio Synthesis | Brian Benchoff | [
"Musical Hacks",
"The Hackaday Prize"
] | [
"2018 Hackaday Prize",
"audio",
"audio synthesis"
] | Thirty years ago, we would be lucky if a computer could play audio. Take a computer from twenty years ago, and you’ll be lucky if it can play an MP3 in real-time. Now, computers can handle hundreds of tracks of CD-quality audio, and microcontrollers are several times more powerful than a desktop computer of the mid-90s... | 42 | 12 | [
{
"comment_id": "5380366",
"author": "Ostracus",
"timestamp": "2018-10-31T19:09:35",
"content": "“Thirty years ago, we would be lucky if a computer could play audio.”The Gooch Synthetic Woodwind says hi.https://en.wikipedia.org/wiki/PLATO_(computer_system)",
"parent_id": null,
"depth": 1,
... | 1,760,374,159.351518 | ||
https://hackaday.com/2018/10/31/ask-hackaday-what-are-your-less-extreme-brain-hacks/ | Ask Hackaday: What Are Your Less Extreme Brain Hacks? | Al Williams | [
"Ask Hackaday",
"Original Art"
] | [
"amygdala",
"biohacking",
"body modification",
"brain",
"brain hacking"
] | Kahn — perhaps Star Trek’s best-hated villain — said: “Improve a mechanical device and you may double productivity, but improve man and you gain a thousandfold.” In fact, a lot of hacking effort goes into doing just that. Your phone has become an extension of your memory, for example. We use glasses, cameras, and heari... | 51 | 26 | [
{
"comment_id": "5379635",
"author": "Ostracus",
"timestamp": "2018-10-31T17:26:56",
"content": "“Tell us what you think.”Transhumanistic developments that make for better writers and editors.Games and literature try to explore all this but really doing will be the only way to determine what’s possi... | 1,760,374,159.270178 | ||
https://hackaday.com/2018/10/31/spooky-animated-eyes-for-your-frightening-needs/ | Spooky Animated Eyes For Your Frightening Needs | Dan Maloney | [
"Holiday Hacks"
] | [
"animated",
"arduino",
"eyes",
"halloween decorations",
"lcd",
"m0",
"tft"
] | Unless you have an incredibly well-stocked parts bin, it’s probably too late to build
these spooky animated eyes
to scare off the neighborhood kiddies this year. But next year…
It’s pretty clear that Halloween decorating has gone over the top recently. It may not be
as extreme as some Christmas displays
, but plenty of... | 9 | 6 | [
{
"comment_id": "5379259",
"author": "Vinalon",
"timestamp": "2018-10-31T16:12:21",
"content": "Those ‘red board’ ILI9341 displays are great. A lot of the larger 240×320-pixel ones have a separate SPI bus broken out for both an SD card slot on the back, and an unpopulated SOIC8 footprint that seems ... | 1,760,374,159.481612 | ||
https://hackaday.com/2018/11/01/adaptive-layer-height-on-the-monoprice-select-mini/ | Adaptive Layer Height On The Monoprice Select Mini | Tom Nardi | [
"3d Printer hacks",
"Software Hacks"
] | [
"adaptive layer height",
"cura",
"Monoprice",
"Monoprice MP Select Mini",
"slicer"
] | If you’ve used a desktop 3D printer, you’re likely familiar with the concept of layer heights. Put simply: thicker layers will print faster, and thinner layers will produce better detail. Selecting your layer height is making a choice between detail and speed, which usually works well enough. For example, prints which ... | 9 | 7 | [
{
"comment_id": "5385661",
"author": "Capo",
"timestamp": "2018-11-01T18:17:25",
"content": "This is awesome. It should, in principle, work for any printer as they just follow GCODE produced by the slicer and there is nothing magical about it :)",
"parent_id": null,
"depth": 1,
"replies... | 1,760,374,159.534053 | ||
https://hackaday.com/2018/11/01/video-quick-bit-the-best-diy-musical-instruments/ | Video Quick Bit: The Best DIY Musical Instruments | Brian Benchoff | [
"Hackaday Columns",
"The Hackaday Prize"
] | [
"2018 Hackaday Prize",
"Hackaday Prize Update",
"Musical Instrument challenge",
"video quick-bit"
] | The Hackaday Prize is almost over, and soon we’ll know the winners of the greatest hardware competition on the planet. A few weeks ago, we wrapped up the last challenge in the Hackaday Prize, the
Musical Instrument Challenge
. This is our challenge to build something that goes beyond traditional music instrumentation.
... | 0 | 0 | [] | 1,760,374,159.574385 | ||
https://hackaday.com/2018/11/01/mini-lego-technic-tank-patrols-your-desk-under-esp32-control/ | Mini LEGO Technic Tank Patrols Your Desk Under ESP32 Control | Tom Nardi | [
"Parts",
"Toy Hacks"
] | [
"DRV8835",
"ESP32",
"lego technic",
"NEMA",
"stepper"
] | We probably don’t have to tell the readers of Hackaday that LEGO isn’t just for kids; we’ve seen plenty of projects that live in an enclosure made of the multi-color bricks, and let’s not even get started on the Mindstorms builds we’ve seen over the years. But while LEGO (and especially the Technic product line) is fin... | 11 | 8 | [
{
"comment_id": "5385139",
"author": "LordNothing",
"timestamp": "2018-11-01T15:25:35",
"content": "lego is a great way to build a robot chassis in a hurry. need a robot to drive around or as a prototype cnc, its a fast way to get er dun.",
"parent_id": null,
"depth": 1,
"replies": []
... | 1,760,374,159.728046 | ||
https://hackaday.com/2018/11/01/hands-on-with-the-arduino-fpga/ | Hands On With The Arduino FPGA | Al Williams | [
"Arduino Hacks",
"Featured",
"FPGA"
] | [
"Altera",
"arduino",
"Arduino MKR Vidor 4000",
"fpga",
"github",
"intel",
"mkr4000",
"Quartus",
"verilog",
"Vidor"
] | All of the tools you need to work with the FPGA Arduino — the Vidor — are now in the wild!
We reported earlier that a series of
French blog posts
finally showed how all the pieces fit together to program the FPGA on the Arduino MKR4000 Vidor board. Of course, I wasn’t content to just read the Google translation, I had ... | 31 | 11 | [
{
"comment_id": "5385068",
"author": "Backwoods Engineer",
"timestamp": "2018-11-01T14:42:36",
"content": "Good intro to the board, thanks.",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "5385091",
"author": "dahud",
"timestamp": "2018-11-01T15:00:58",
... | 1,760,374,159.808247 | ||
https://hackaday.com/2018/11/01/drawing-on-an-oled-with-an-attiny85-no-ram-buffers-allowed/ | Drawing On An OLED With An ATtiny85, No RAM Buffers Allowed | Donald Papp | [
"ATtiny Hacks",
"Microcontrollers"
] | [
"attiny",
"attiny85",
"i2c",
"oled",
"ram buffer",
"sh1106",
"software library",
"ssd1306"
] | Small I2C OLED displays are common nowadays, and thanks to the work of helpful developers, there are also a variety of graphics libraries for using them. Most of them work by using a RAM buffer, which means that anything one wants to draw gets written to a buffer representing the screen, and the contents of that buffer... | 24 | 9 | [
{
"comment_id": "5384790",
"author": "Mike Massen",
"timestamp": "2018-11-01T12:01:59",
"content": "Ah ha existential minimalism suits me too well, thanks for post :-)",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "5384795",
"author": "mike",
"timestam... | 1,760,374,159.879384 | ||
https://hackaday.com/2018/11/01/apple-kernel-code-vulnerability-affects-everything/ | Apple Kernel Code Vulnerability Affected All Devices | Jonathan Bennett | [
"computer hacks",
"Hackaday Columns",
"News",
"Security Hacks",
"Slider"
] | [
"apple",
"buffer overflow",
"CVE-2018-4407",
"kernel",
"XNU"
] | Another day, another vulnerability. Discovered by [Kevin Backhouse],
CVE-2018-4407
is a particularly serious problem because it is present all throughout Apple’s product line, from the Macbook to the Apple Watch. The flaw is in the XNU kernel shared by all of these products.
This is a buffer overflow issue in the error... | 81 | 9 | [
{
"comment_id": "5384194",
"author": "Truth",
"timestamp": "2018-11-01T08:47:16",
"content": ">>> So far, the vulnerability is only known to crash machines, as seen aboveIf you can follow an exact sequence of events that will cause an OS to crash, that is the foot in the door to owning that machine.... | 1,760,374,160.12951 | ||
https://hackaday.com/2018/10/31/corporate-badgelife-oracles-code-card/ | Corporate Badgelife: Oracle’s Code Card | Tom Nardi | [
"cons",
"hardware",
"Wearable Hacks"
] | [
"badgelife",
"cloud",
"e-ink",
"ESP8266",
"grove",
"web application"
] | We tend to think of elaborate electronic conference badges as something limited to the hacker scene, but it looks like the badgelife movement is starting to hit the big time. Now even the “big boys” are getting into the act, and pretty soon you won’t be able to go to a stuffy professional conference without seeing a se... | 30 | 12 | [
{
"comment_id": "5383465",
"author": "Gravis",
"timestamp": "2018-11-01T05:22:51",
"content": "When it comes to Oracle: No.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "5383742",
"author": "f",
"timestamp": "2018-11-01T07:14:06",
"c... | 1,760,374,160.248845 | ||
https://hackaday.com/2018/10/30/wavetable-general-midi-for-everyone/ | Wavetable General MIDI For Everyone | Brian Benchoff | [
"Musical Hacks",
"The Hackaday Prize"
] | [
"2018 Hackaday Prize",
"Dream sound chip",
"midi",
"MIDI chip",
"sam2695"
] | There are only so many ways to generate music with a computer, and by far the most popular method is MIDI. It’s been around for thirty-five years, and you don’t get to be a decades-old standard for no reason. That said, turning MIDI into audio is a pain, but this project in the Musical Instrument Challenge for the Hack... | 13 | 5 | [
{
"comment_id": "5372846",
"author": "Ben S.",
"timestamp": "2018-10-30T18:56:33",
"content": "How many notes to you think it can play at once?",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "5372945",
"author": "kak",
"timestamp": "2018-10-30... | 1,760,374,160.179812 |
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