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https://hackaday.com/2019/03/15/the-50-ham-entry-level-transceivers-for-technicians/ | The $50 Ham: Entry-Level Transceivers For Technicians | Dan Maloney | [
"Hackaday Columns",
"Wireless Hacks"
] | [
"2-meter band",
"70-cm band",
"baofeng",
"dual-band",
"handy talkie",
"ht",
"The $50 Ham",
"uhf",
"VHF",
"Wouxun",
"yaesu"
] | Last week
, I covered the ridiculously low barriers to entry to amateur radio, both in terms of financial outlay and the process of studying for and passing the FCC examination. You’ve had seven days, so I assume that you’ve taken the plunge and are a freshly minted amateur radio operator. The next big question may be:... | 95 | 20 | [
{
"comment_id": "5985033",
"author": "Dr. Nintendo",
"timestamp": "2019-03-15T14:27:27",
"content": "Why are CB radios considered e-waste?I just bought two working units at an electronics salvage yard and still see them for sale at truck stops",
"parent_id": null,
"depth": 1,
"replies": ... | 1,760,374,005.842281 | ||
https://hackaday.com/2019/03/15/the-raspberry-pi-cluster-from-outer-space/ | The Raspberry Pi Cluster From Outer Space | Tom Nardi | [
"Raspberry Pi",
"Software Hacks"
] | [
"bell labs",
"Plan 9",
"raspberry pi cluster",
"unix"
] | We see a lot of weird and esoteric stuff here at Hackaday, but even by our standards, Bell Lab’s Plan 9 operating system is an oddball. Named after the science fiction film
Plan 9 from Outer Space
, it was designed to extend the UNIX “everything is a file” mentality to the network. It envisioned a future where utilizin... | 20 | 11 | [
{
"comment_id": "5984773",
"author": "Mbc",
"timestamp": "2019-03-15T11:40:28",
"content": "Link is down to the project, at least on my android phone with chrome.Would be nice to see a pic of the finished product.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id"... | 1,760,374,005.24805 | ||
https://hackaday.com/2019/03/15/a-game-boy-supercomputer-for-ai-research/ | A Game Boy Supercomputer For AI Research | Lewin Day | [
"Nintendo Game Boy Hacks"
] | [
"ai",
"game boy",
"machine learning",
"nintendo",
"reinforcement learning",
"verilog"
] | Reinforcement learning has been a hot-button area of research into artificial intelligence. This is a method where software agents make decisions and refine these over time based on analyzing resulting outcomes. [Kamil Rocki] had been exploring this field, but needed some more powerful tools. As it turned out,
a cluste... | 12 | 5 | [
{
"comment_id": "5984932",
"author": "Gravis",
"timestamp": "2019-03-15T13:16:19",
"content": "This is excellent work but I think a better and likely faster approach would have been to use static recompilation AKA transcompilation. Using one of the CPU+FPGA hybrid chips would have provided a faster... | 1,760,374,005.337811 | ||
https://hackaday.com/2019/03/14/this-vibrating-continuity-tester-is-quietly-useful/ | This Vibrating Continuity Tester Is Quietly Useful | Lewin Day | [
"Tool Hacks"
] | [
"continuity tester",
"motor",
"pager motor",
"vibration motor"
] | Continuity testing is one of the most valuable functions on the modern multimeter. It will help you investigate wiring problems in your car, tell you if you’re holding a nullmodem serial cable or the regular kind, and even reveal when you’ve accidentally shorted the data lines right to the power supply.
However, all th... | 21 | 10 | [
{
"comment_id": "5984342",
"author": "Donald Papp",
"timestamp": "2019-03-15T05:12:20",
"content": "This is a great idea! I have severe hearing loss, and that led to losing the ability to hear higher frequencies. I thought my trusty audible continuity meter had broken, in fact. Haptic feedback would... | 1,760,374,005.134131 | ||
https://hackaday.com/2019/03/14/hackaday-meetup-shenzhen/ | Hackaday Meetup: Shenzhen | Mike Szczys | [
"cons"
] | [
"Bring A Hack",
"meetup",
"seeed studio",
"shenzhen",
"X.Factory"
] | Hackaday and Seeed Studio are hosting
a meetup in Shenzhen on Friday, March 22nd
and you are invited!
This meetup is happening at
X.factory
, a maker hub run by Seeed Studios. Sophi Kravitz and Mike Szczys will be in town for the meetup and will both speak, along with a project talks from members of the Hackaday Commun... | 2 | 2 | [
{
"comment_id": "5984528",
"author": "rockets xia",
"timestamp": "2019-03-15T08:09:09",
"content": "Do you have a plane to Shanghai?",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "5984982",
"author": "Ren",
"timestamp": "2019-03-15T13:46:24",
"cont... | 1,760,374,005.285319 | ||
https://hackaday.com/2019/03/14/learn-digital-logic-by-alien-abduction/ | Learn Digital Logic By Alien Abduction | Al Williams | [
"Games"
] | [
"alien abduction",
"digital logic",
"education",
"educational game"
] | Some of the best educational material we’ve seen tells a story. There’s something more fun about reading a story than just absorbing a bunch of dry facts. That’s the idea behind
Adventures in Logic Land
. In the first episode, you are abducted by aliens trying to decide if humans are intelligent. To prove that, you hav... | 21 | 8 | [
{
"comment_id": "5984042",
"author": "Ostracus",
"timestamp": "2019-03-15T02:07:38",
"content": "“We have mixed feelings. It is a creative and fun way to learn logic, sure. But without a way to map it to common symbols and terminology, it seems like it would be difficult to use in, say, a classroom ... | 1,760,374,005.902435 | ||
https://hackaday.com/2019/03/14/an-hdmi-input-for-laptop-screen-minus-laptop/ | An HDMI Input For A Laptop Screen, Minus Laptop | Bryan Cockfield | [
"Video Hacks"
] | [
"digital",
"fpga",
"hdmi",
"laptop",
"screen",
"video"
] | The lack of HDMI inputs on almost all laptops is a huge drawback for anyone who wants to easily play a video game on the road, for example. As to why no manufacturers offer this piece of convenience when we all have easy access to a working screen of this size, perhaps no one can say. On the other hand, if you want to ... | 11 | 6 | [
{
"comment_id": "5983795",
"author": "RandyKC",
"timestamp": "2019-03-14T23:14:50",
"content": "My first thought was DRM, but the Digilent Zybo Z7-20 (nice board!) has those rights built in, along with a $200 price tag.Very instructive build and well done!",
"parent_id": null,
"depth": 1,
... | 1,760,374,005.183463 | ||
https://hackaday.com/2019/03/14/downdraft-table-inhales-dust-not-cash/ | Downdraft Table Inhales Dust, Not Cash | Tom Nardi | [
"Tool Hacks"
] | [
"downdraft",
"dust collection",
"mdf",
"vacuum",
"woodworking"
] | We always look forward to the builds [MakerMan] sends in, and it’s not just because we dig his choices in royalty free music (though it helps). He always manages to put together his projects with a minimum of fuss, and perhaps more importantly, a minimum of funds. His builds use salvaged components, easily sourced mate... | 15 | 10 | [
{
"comment_id": "5983573",
"author": "walter",
"timestamp": "2019-03-14T20:31:05",
"content": "this build is begging for a centrifugal dust collector aka cyclone !",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "5983828",
"author": "Leithoa",
... | 1,760,374,005.078944 | ||
https://hackaday.com/2019/03/14/wood-scara-arm-gets-a-grip/ | Wood SCARA Arm Gets A Grip | Donald Papp | [
"cnc hacks",
"Robots Hacks"
] | [
"gripper",
"marlin",
"robot arm",
"scara",
"SCARA arm",
"virk i",
"wangsamas",
"wood"
] | [Ignacio]’s
VIRK I
is a robot arm of SCARA design with a very memorable wooden body, and its
new gripper allows it to do a simple pick and place demo
. Designing a robot arm is a daunting task, and the fundamental mechanical design is only part of the whole. Even if the basic framework for a SCARA arm is a solved probl... | 4 | 2 | [
{
"comment_id": "5983905",
"author": "Ping-nit-pick-nema-pong",
"timestamp": "2019-03-15T00:42:28",
"content": "I’m calling BS on the ping pong ball theory. When I read that I thought wow, I underestimated the size of that arm, it must be huge. The article says those are nema 17 motors (43 mm across... | 1,760,374,005.381562 | ||
https://hackaday.com/2019/03/14/expert-says-dont-teach-kids-to-code/ | Expert Says Don’t Teach Kids To Code | Al Williams | [
"Featured",
"Original Art",
"Rants",
"Slider"
] | [
"children",
"coding",
"education",
"kids",
"school",
"stem",
"students"
] | I was a little surprised to see
a news report
about Andreas Schleicher, the director of education and skills at OECD — the Organization for Economic Cooperation and Development. Speaking at the World Innovation Summit for Education in Paris, Schleicher thinks that teaching kids to code is a waste of time. In particular... | 220 | 50 | [
{
"comment_id": "5983272",
"author": "jimvandamme",
"timestamp": "2019-03-14T17:11:56",
"content": "Same reason you learn Latin. To learn how to learn, and the background of other, modern stuff.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "5983321",
... | 1,760,374,005.614139 | ||
https://hackaday.com/2019/03/14/ben-krasnow-drills-really-small-holes-with-electricity/ | [Ben Krasnow] Drills Really Small Holes With Electricity | Dan Maloney | [
"cnc hacks",
"Tool Hacks"
] | [
"arc",
"cnc",
"drill",
"EDM",
"electric discharge machining",
"machining",
"metalwork"
] | Drilling holes is easy; humans have been doing it in one form or another for almost 40,000 years. Drilling really tiny holes in hard materials is more challenging, but still doable. Drilling deep, straight holes in hard materials is another thing altogether.
Luckily, these days we have electric discharge machining (EDM... | 21 | 10 | [
{
"comment_id": "5983132",
"author": "Jerry",
"timestamp": "2019-03-14T15:47:51",
"content": "You had me at “Small Hole”..",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "5983185",
"author": "Drew",
"timestamp": "2019-03-14T16:28:32",
"content": "I ... | 1,760,374,005.96571 | ||
https://hackaday.com/2019/03/14/mcas-and-the-737-when-small-changes-have-huge-consequences/ | MCAS And The 737: When Small Changes Have Huge Consequences | Tom Nardi | [
"Current Events",
"Engineering",
"Featured",
"Slider"
] | [
"aerodynamics",
"airplane crash",
"automation",
"boeing",
"faa",
"investigation",
"MCAS"
] | When the first 737 MAX entered service in May of 2017, it was considered a major milestone for Boeing. For nearly a decade, the aerospace giant had been working on a more fuel efficient iteration of the classic 737 that first took to the skies in 1967. Powered by cutting-edge CFM International LEAP engines, and sportin... | 164 | 34 | [
{
"comment_id": "5982947",
"author": "kris",
"timestamp": "2019-03-14T14:04:50",
"content": "do links work here?professional pilots rumor network forum thread, the rabbit hole goes deep on this onehttps://www.pprune.org/rumours-news/619272-ethiopian-airliner-down-africa-15.html",
"parent_id": nu... | 1,760,374,006.411696 | ||
https://hackaday.com/2019/03/14/nes-on-risc-v/ | NES On RISC-V | Brian Benchoff | [
"Microcontrollers"
] | [
"nes",
"RISC-V",
"Sipeed"
] | RISC architecture might change the world, but it runs an NES emulator right now.
That’s thanks to MaixPy
, the new MicroPython for the K210, the recently released RISC-V microcontroller that’s making waves in the community.
[Robot Zero One] has the tutorial
and [Other Dave] of EEVBlog has a
video of the thing in action... | 19 | 6 | [
{
"comment_id": "5982795",
"author": "Ostracus",
"timestamp": "2019-03-14T12:16:45",
"content": "Faster, cheaper, better? Pick any two.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "5984084",
"author": "W",
"timestamp": "2019-03-15T02:25:35"... | 1,760,374,006.019896 | ||
https://hackaday.com/2019/03/14/simple-sensor-provides-detailed-motion-capture-for-vr-hands/ | Simple Sensor Provides Detailed Motion Capture For VR Hands | Dan Maloney | [
"Virtual Reality"
] | [
"foam",
"hands",
"motion capture",
"strain gauge",
"Teensy",
"unreal",
"vr"
] | Consider the complexity of the appendages sitting at the end of your arms. The human hands contain over a quarter of the entire complement of bones in the body, use dozens of muscles both in the hand itself and extending up the forearm, and are capable of
almost
infinite variance in the movements they can create. They ... | 7 | 6 | [
{
"comment_id": "5982542",
"author": "Phillip",
"timestamp": "2019-03-14T09:40:47",
"content": "I used some flex sensors siliconed to the fingers of a glove to read finger movements. Works great for the more overt movements of bending your fingers but can’t detect if you’re moving them laterally. A ... | 1,760,374,006.068182 | ||
https://hackaday.com/2019/03/13/emulating-an-altair-8800-on-an-apple-ii/ | Emulating An Altair 8800 On An Apple II | Lewin Day | [
"classic hacks"
] | [
"altair",
"altair 8800",
"apple II"
] | The Altair 8800 was, to its creators, a surprise hit. Despite looking nothing like what we would today consider to be a computer, it sold thousands of units almost immediately upon its launch, way back in 1975. A few years later, the Apple II burst onto the scene, and the home computer revolution began in earnest.
Emul... | 5 | 3 | [
{
"comment_id": "5982803",
"author": "Bob",
"timestamp": "2019-03-14T12:22:29",
"content": "“Despite looking nothing like what we would today consider to be a computer”: On the contrary, the things we buy today look nothing like what I consider to be a computer. I want buttons and blinkenlights.",
... | 1,760,374,006.109921 | ||
https://hackaday.com/2019/03/13/attiny-gets-a-tiny-software-uart/ | ATtiny Gets A Tiny Software UART | Lewin Day | [
"classic hacks"
] | [
"attiny",
"serial",
"uart"
] | Modern microcontroller platforms spoil us with their performance and expansive spec sheets. These days it’s not uncommon to be developing for a cheap micro that has a clock rate well in excess of 100MHz, with all manner of peripherals baked in. DACs, WiFi, you name it – it’s in there, with a bunch of libraries to boot.... | 27 | 10 | [
{
"comment_id": "5982126",
"author": "russdill",
"timestamp": "2019-03-14T05:48:12",
"content": "The USI hardware on ATTiny’s is actually really good for UART functionality. For writing of course it’s super simple. You can queue up to 16 bits and let it run, preferably loading up another 8 bits each... | 1,760,374,006.181254 | ||
https://hackaday.com/2019/03/13/3d-scanning-via-diy-photogrammetry/ | 3D Scanning Via DIY Photogrammetry | Lewin Day | [
"digital cameras hacks"
] | [
"3d scanner",
"3d scanning",
"Photogrammetry"
] | For those with 3D printers, taking a 3D model and spitting out a physical object is so routine as to be blasé. The reverse is something a little different. There are many ways to create a digital 3D model of a physical object, of varying complexity. [Eric Strebel] favors photogrammetry,
and has shared a useful guide fo... | 21 | 11 | [
{
"comment_id": "5981227",
"author": "???? ????",
"timestamp": "2019-03-14T00:26:40",
"content": "FreeCAD discussion on Photogrammetry, OpenMVG/OpenMVS integration.https://forum.freecadweb.org/viewtopic.php?t=13250",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id":... | 1,760,374,006.525285 | ||
https://hackaday.com/2019/03/13/do-it-yourself-scratch-cards/ | Do-It-Yourself Scratch Cards | Brian Benchoff | [
"Art"
] | [
"lottery ticket",
"scratch-off",
"screen printing",
"Screenprinting"
] | The lottery is to some a potential bonanza, to others a tax on the poor and the stupid. The only sure-fire way to win a huge fortune in the lottery does remain to start with an even bigger fortune. Nevertheless, scratch-off tickets are the entertainment that keep our roads paved or something.
[Emily] over on Instructab... | 15 | 8 | [
{
"comment_id": "5980599",
"author": "Ostracus",
"timestamp": "2019-03-13T20:10:47",
"content": "“The lottery is to some a potential bonanza, to others a tax on the poor and the stupid.”Except most taxes are involuntary, and backed by force.",
"parent_id": null,
"depth": 1,
"replies": [
... | 1,760,374,006.465791 | ||
https://hackaday.com/2019/03/13/become-the-next-faberge-with-a-rose-engine-lathe/ | Become The Next Fabergé With A Rose Engine Lathe | Bryan Cockfield | [
"Tool Hacks"
] | [
"detail",
"Engine turning",
"lathe",
"mdf",
"metalworking",
"rose engine",
"woodworking"
] | The basics of a skill may take a long time to master, but there is always something else to learn about regardless of the craft. Building a piece of fine furniture out of hardwood or being able to weld together a bicycle from scratch are all impressive feats, but there are fine details that you’ll only learn about once... | 12 | 8 | [
{
"comment_id": "5980488",
"author": "echodelta",
"timestamp": "2019-03-13T19:19:13",
"content": "I will give you a dollar if you can find a better example of rose engine engraving than high as hell expensive chicken tchotchkies. This was a way of making hard to fake engraving in currency and legal ... | 1,760,374,006.576172 | ||
https://hackaday.com/2019/03/13/proposed-nasa-budget-signals-changes-to-space-launch-system/ | Proposed NASA Budget Signals Changes To Space Launch System | Brian Benchoff | [
"Current Events",
"Hackaday Columns",
"News",
"Slider",
"Space"
] | [
"ICPS",
"Lunar Gateway",
"nasa",
"sls",
"SLS Block 1B",
"Space Launch System"
] | The White House’s proposed
budget for 2020 is out
, and with it comes cuts to NASA. The most important item of note in the proposed budget is a delay of the Space Launch System, the SLS, a super-heavy lifting launch vehicle designed for single use. The proposed delay would defer work on the enhanced version of the SLS,... | 17 | 6 | [
{
"comment_id": "5980607",
"author": "Ostracus",
"timestamp": "2019-03-13T20:12:21",
"content": "NASA still needs to have a deep space capability.",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "5980862",
"author": "Hirudinea",
"timestamp": "2019-03-13T... | 1,760,374,006.714517 | ||
https://hackaday.com/2019/03/13/3d-printed-rotary-dial-keypad-is-wonderfully-useless/ | 3D-Printed Rotary Dial Keypad Is Wonderfully Useless | Dan Maloney | [
"Misc Hacks",
"Retrocomputing"
] | [
"c-64",
"commodore",
"dtmf",
"hid",
"Joystick",
"keypad",
"pulse dial",
"retro",
"rotary dial",
"VIC-20"
] | Right up front, let us stipulate that we are not making fun of this project. Even its maker admits that it has no practical purpose. But
this 3D-printed Commodore-style rotary dial keypad
fails to be practical on so many levels that it’s worth celebrating.
And indeed, celebrating deprecated technology appears to be wha... | 10 | 8 | [
{
"comment_id": "5980556",
"author": "DmitryKK",
"timestamp": "2019-03-13T19:51:05",
"content": "I am a huge fan of rotary phones. I have bought a dozen of soviet-era phones dirt cheap. I use them for home automation. The ESP8266 inside a rotary phone detects clicks and sends them over MQTT to bla b... | 1,760,374,006.759767 | ||
https://hackaday.com/2019/03/13/spoiler-use-after-free-and-ghidra-this-week-in-computer-security/ | Spoiler, Use-After-Free, And Ghidra: This Week In Computer Security | Jonathan Bennett | [
"Current Events",
"Featured",
"Original Art",
"Security Hacks"
] | [
"computer security",
"free-after-use",
"Ghidra",
"Meltdown",
"nsa",
"Rowhammer",
"Spectre",
"speculative execution",
"Spoiler"
] | The past few days have been busy if you’re trying to keep up with the pace of computer security news. Between a serious Chromium bug that’s actively being exploited on Windows 7 systems, the NSA releasing one of their tools as an open source project, and a new Spectre-like speculative execution flaw in Intel processors... | 24 | 9 | [
{
"comment_id": "5979749",
"author": "Ostracus",
"timestamp": "2019-03-13T14:20:40",
"content": "” An attacker can attempt to allocate the same physical memory location once it has been freed. When the vulnerable program tries to access the freed memory, it’s reading the attacker’s payload.”Shame ze... | 1,760,374,007.125512 | ||
https://hackaday.com/2019/03/13/google-communities-wont-go-down-without-a-fight/ | Google+ Communities Won’t Go Down Without A Fight | Tom Nardi | [
"Software Hacks"
] | [
"archival",
"backup",
"discourse",
"google",
"Social Media"
] | Google+ is dead. Granted people have been saying that much for years now, but this time it’s really true. As of April, Google’s social media experiment will officially go the way of Reader, Buzz, Wave, Notebook, and all the other products that the search giant decided they were no longer interested in maintaining. Unfo... | 48 | 15 | [
{
"comment_id": "5979502",
"author": "alfcoder",
"timestamp": "2019-03-13T12:23:15",
"content": "don’t waste your time on the internet, it’s not worth it, all that social bogus is a scam",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "5979947",
"autho... | 1,760,374,007.45132 | ||
https://hackaday.com/2019/03/13/hackers-turn-hard-drive-into-microphone-that-can-listen-in-on-your-computers-fan-whine/ | Hackers Turn Hard Drive Into Microphone That Can Listen In On Your Computer’s Fan Whine | Brian Benchoff | [
"Security Hacks"
] | [
"hard drive",
"linux",
"security"
] | As reported by
The Register
, hackers can now listen in on conversations happening around your computer by turning a hard drive into a microphone. There are caveats: the hack only works if these conversations are twice as loud as a blender, or about as loud as a lawn mower. In short, no one talks that loud, move along,... | 28 | 14 | [
{
"comment_id": "5979085",
"author": "Cyk",
"timestamp": "2019-03-13T08:58:39",
"content": "Too bad that SSDs are already mainstream.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "5979419",
"author": "Xeon",
"timestamp": "2019-03-13T11:49:12... | 1,760,374,007.06353 | ||
https://hackaday.com/2019/03/12/panelizing-boards-in-kicad/ | Panelizing Boards In KiCad | Brian Benchoff | [
"Software Hacks"
] | [
"KiCAD",
"panelization",
"panelize"
] | Panelization of printed circuit boards is a very helpful trick for any PCB design tool to have. By panelizing boards, you can get them ready for automated assembly. You can put testing rigs right on the panel. You can combine different boards to reduce your PCB production cost. But Eagle, Fritzing, and KiCad don’t have... | 27 | 16 | [
{
"comment_id": "5978626",
"author": "jpa",
"timestamp": "2019-03-13T06:21:33",
"content": "“you’ll want to add fiducials in the corners of the full panel, which this tool does not allow you to do.”Well, it looks like the PCB can still be edited after panelizing. So it is just a matter of drawing th... | 1,760,374,006.997621 | ||
https://hackaday.com/2019/03/12/finally-an-open-source-calculator/ | Finally, An Open Source Calculator | Brian Benchoff | [
"News",
"Software Development"
] | [
"calculator",
"microsoft",
"windows"
] | Microsoft has released
the code for the Calculator app
. This move is the latest in Microsoft’s efforts to capitalize on the Open Source community. Previous efforts have been the Open Sourcing of an extremely old version of DOS, and shoehorning Linux into Windows somehow in a way that’s marginally more user-friendly th... | 104 | 37 | [
{
"comment_id": "5977365",
"author": "Col. Panek",
"timestamp": "2019-03-13T02:11:59",
"content": "If this is a ploy to get me to buy a Windows 10 PC and Visual Studio just to compile the app, it’s not going to work.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_... | 1,760,374,007.26412 | ||
https://hackaday.com/2019/03/12/hackaday-meetup-vietnam/ | Hackaday Meetup: Vietnam | Mike Szczys | [
"cons"
] | [
"Bring A Hack",
"Ho Chi Minh City",
"meetup",
"vietnam"
] | Hackaday is hosting
a meetup in Ho Chi Minh City, Vietnam on Sunday, March 24th
. We’d love to see you there!
Sean Boyce lives in HCMC — you’ve likely enjoyed several of his articles detailing some of the culture, like
keeping track of your scooter
when parking in busy areas, and
squashing myths about the quality of th... | 4 | 1 | [
{
"comment_id": "5980139",
"author": "Ren",
"timestamp": "2019-03-13T16:45:24",
"content": "Mike,If the government official at the HCMC airport tells you that your travel documents are not in order, it is because you forgot to include a $20 bill among them.(just saying)",
"parent_id": null,
... | 1,760,374,007.617346 | ||
https://hackaday.com/2019/03/12/a-diy-slip-roll-on-the-cheap/ | A DIY Slip Roll On The Cheap | Ted Yapo | [
"Tool Hacks"
] | [
"metalworking",
"sheet metalwork",
"slip roll"
] | When you need to roll sheet or thin flat bar stock into an arc, you need a rolling machine, also known as a slip roll. If you’ve priced these lately, you’ll know that they can be rather expensive, especially if you are only going to use them for one or two projects. While building a fenced enclosure for his dog, [Tim] ... | 6 | 6 | [
{
"comment_id": "5976854",
"author": "brucedesertrat",
"timestamp": "2019-03-12T23:22:02",
"content": "Sprockets like what he uses there are available at Surplus Center here in the US.https://www.surpluscenter.com/Power-Transmission/Sprockets/although I’d wager that some sprockets off of a bike rear... | 1,760,374,007.308073 | ||
https://hackaday.com/2019/03/12/old-meets-new-in-3d-printed-telegraph/ | Old Meets New In 3D Printed Telegraph | Tom Nardi | [
"3d Printer hacks",
"classic hacks"
] | [
"3d printed",
"electromagnet",
"mosfet",
"telegraph",
"vintage"
] | We often think of 3D printing as a way to create specific components in our builds, everything from some hard-to-find little sprocket to a custom enclosure. More and more of the projects that grace the pages of Hackaday utilize at least a few 3D printed parts, even if the overall build itself is not something we’d nece... | 12 | 5 | [
{
"comment_id": "5976533",
"author": "Jan",
"timestamp": "2019-03-12T21:09:43",
"content": "Nice project",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "5976658",
"author": "Avin A. Laff",
"timestamp": "2019-03-12T22:00:31",
"content": "” almost ent... | 1,760,374,007.363769 | ||
https://hackaday.com/2019/03/12/omni-wheels-move-this-cnc-plotter/ | Omni Wheels Move This CNC Plotter | Dan Maloney | [
"cnc hacks"
] | [
"cnc",
"g-code",
"kinematics",
"mecanum",
"omni wheels",
"pen plotter",
"plotter"
] | We’ve always had a soft spot for omni wheels and the bots that move around somewhat bumpily on them. Likewise, CNC pen plotters are always a welcome sight in our tip line. But
a CNC plotter using omni wheels
is new, and the results are surprisingly good.
Built from the bottom of a spring-form baking pan, [lingib]’s plo... | 12 | 5 | [
{
"comment_id": "5976279",
"author": "Somun",
"timestamp": "2019-03-12T19:26:21",
"content": "Omniwheels and the like are really cool but unfortunately that’s about it.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "5976327",
"author": "Wade",
... | 1,760,374,007.568368 | ||
https://hackaday.com/2019/03/12/do-you-know-where-your-drone-is-headed-hjwydk-article-explores-limits-of-mems-sensors/ | Do You Know Where Your Drone Is Headed? HJWYDK Article Explores Limits Of MEMS Sensors | Ted Yapo | [
"Hackaday Columns",
"Slider"
] | [
"compass",
"heading",
"HJWYDK",
"MEMS",
"robotics",
"science"
] | Knowing in what absolute direction your robot is pointed can be crucial, and expensive systems like those used by NASA on Mars are capable of calculating this six-dimensional heading vector to within around one degree RMS, but they are fairly expensive. If you want similar accuracy on a hacker budget, this paper shows ... | 28 | 11 | [
{
"comment_id": "5976132",
"author": "msat",
"timestamp": "2019-03-12T18:23:35",
"content": "I’d like to see more people experiment with “virtual” sensors comprised of multiple accelerometers, gyros and fusion techniques to increase the accuracy above what the individual sensors could achieve on the... | 1,760,374,007.520492 | ||
https://hackaday.com/2019/03/12/twelve-channels-of-leds-give-rrrrggggbbbb-light/ | Twelve Channels Of LEDs Give RRRRGGGGBBBB Light | Brian Benchoff | [
"LED Hacks"
] | [
"led",
"pwm",
"raspberry pi",
"rgb",
"tunable LED"
] | If you’ve ever searched Mouser or Digikey for LEDs parametrically, you won’t find just one red in your LEDs. You won’t find one green. There is quite literally an entire rainbow of colors of LEDs, and this rainbow goes into infrared and ultraviolet. You can search LEDs by frequency, and an RGEB LED is right at your fin... | 31 | 15 | [
{
"comment_id": "5975724",
"author": "AJ",
"timestamp": "2019-03-12T15:51:01",
"content": "Don’t forget that colour is not a “specific frequency of light”, and the spectral emission of these LED’s is still pretty broad so for scientific purposes its not actually that useful. DMD tunable light source... | 1,760,374,007.694403 | ||
https://hackaday.com/2019/03/12/no-your-3d-printer-doesnt-have-a-fingerprint/ | No, Your 3D Printer Doesn’t Have A Fingerprint | Tom Nardi | [
"3d Printer hacks",
"Current Events",
"Featured",
"Slider"
] | [
"3D printed guns",
"forensics",
"Ghost Gunner",
"research",
"steganography"
] | Hackers and makers see the desktop 3D printer as something close to a dream come true, a device that enables automated small-scale manufacturing for a few hundred dollars. But it’s not unreasonable to say that most of us are idealists; we see the rise of 3D printing as a positive development because we have positive in... | 103 | 33 | [
{
"comment_id": "5975448",
"author": "Gregg \"Cabe\" Bond (@cabe_bedlam)",
"timestamp": "2019-03-12T14:15:34",
"content": "SooooooAcetone vapor polish everything and call it good?",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "5975591",
"author": "Ca... | 1,760,374,007.886993 | ||
https://hackaday.com/2019/03/12/its-raining-brand-new-commodore-64s/ | It’s Raining Brand-new Commodore 64s | Jenny List | [
"Retrocomputing"
] | [
"commodore",
"commodore 64",
"remanufacture"
] | There’s never been a better time to build your own Commodore 64, apparently. Within a day of each other, we got tipped off on three (3!) separate C64 builds from two different hackers.
This has been made possible by a series of disparate projects that have individually recreated a piece of the full machine. Replacement... | 34 | 17 | [
{
"comment_id": "5975056",
"author": "Vinny",
"timestamp": "2019-03-12T11:57:16",
"content": "> with the exception of the keycaps and possibly some of the silicon, all the parts in both machines are new.That’s when being part of the mechanical keyboard community allows you to say that even that can ... | 1,760,374,008.165647 | ||
https://hackaday.com/2019/03/12/this-raspberry-pi-is-nasty/ | This Raspberry Pi Is NASty | Brian Benchoff | [
"Raspberry Pi"
] | [
"nas",
"Piratebox"
] | A piratebox is a small computer, WiFi adapter, and a hard drive. The idea behind the piratebox is to simply put some storage on a network, accessible to all. It’s great if you’re in a group, need an easy way to share files at the hackerspace, or just want to put a modern twist on a LAN party. [Nick] and [Josiah] came u... | 39 | 13 | [
{
"comment_id": "5974662",
"author": "Feinfinger",
"timestamp": "2019-03-12T09:48:46",
"content": "Can the Pi0W’s WLANella do 802.11s now?",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "5976176",
"author": "Feinfinger",
"timestamp": "2019-03-... | 1,760,374,008.094898 | ||
https://hackaday.com/2019/03/11/midi-grid-can-glow-up-with-the-best-of-them/ | MIDI Grid Can Glow Up With The Best Of Them | Lewin Day | [
"Musical Hacks"
] | [
"midi",
"midi controller",
"stm32"
] | Traditional musical instruments have a variety of interfaces, some simple, some complex. The piano is a fairly intuitive machine with a key for every note and a couple of pedals you can ignore if you like. The saxophone is a little more complex, with its many interoperable keys used to produce varying pitches. However,... | 4 | 1 | [
{
"comment_id": "5976936",
"author": "Chris",
"timestamp": "2019-03-12T23:59:21",
"content": "This is a really good build! Being a launchpad and ableton user…you can never have too many of these controllers :)But i wonder, how did he manage to make the silicone pad buttons?",
"parent_id": null,
... | 1,760,374,008.20882 | ||
https://hackaday.com/2019/03/11/stalking-last-fm-streams-on-spotify/ | Stalking Last.fm Streams On Spotify | Lewin Day | [
"internet hacks",
"News"
] | [
"last.fm",
"music",
"python",
"spotify"
] | Back in the early days of social media and Web 2.0, Last.fm was one of the premier music sites on the internet. With a huge library containing what felt like every song ever, along with an excellent algorithm for recommending new tracks, it quickly gained a large following. Unfortunately, its business model and followi... | 8 | 3 | [
{
"comment_id": "5969596",
"author": "Ostracus",
"timestamp": "2019-03-12T03:46:43",
"content": "“It’s a fun way to find new music, relying on human taste rather than a pile of data center algebra. ”Heaven help you if you stumble across that person with no taste in music.",
"parent_id": null,
... | 1,760,374,008.299339 | ||
https://hackaday.com/2019/03/11/painting-with-light-and-a-little-g-code/ | Painting With Light And A Little G-Code | Dan Maloney | [
"cnc hacks"
] | [
"camera",
"cnc",
"g-code",
"light painting",
"long exposure",
"nano",
"shutter",
"ws2812"
] | Most photographs are made in the fraction of a second that the camera’s shutter is gathering reflected light from the scene. But there’s fun to be had by leaving the shutter open and directing light into the camera. Called light painting, it can be as simple as a camera on a tripod in a dark room and a penlight spellin... | 9 | 5 | [
{
"comment_id": "5967306",
"author": "Gravis",
"timestamp": "2019-03-11T23:31:07",
"content": "OPA? Pff… inner planets rule you.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "5967432",
"author": "Jeremy S. Cook",
"timestamp": "2019-03-12T00... | 1,760,374,008.252572 | ||
https://hackaday.com/2019/03/11/engine-turning-aluminum-the-easy-way/ | Engine Turning Aluminum The Easy Way | Brian Benchoff | [
"Tool Hacks"
] | [
"aluminum",
"Engine turning",
"jeweling"
] | Engine turning, or jeweling, or guilloché, or a whole host of other names, is the art of polishing a pattern of circles on a piece of metal. You see it on fine watches, and you’ll see it on art-deco metal enclosures. [Ariel] decided to explore this technique and
ended up getting good results with a pencil eraser and to... | 25 | 12 | [
{
"comment_id": "5967043",
"author": "Arthur Wolf",
"timestamp": "2019-03-11T20:02:32",
"content": "If you don’t know about Ariel, check out their other projects, they’ve got a ton of really cool and innovative things over the years.",
"parent_id": null,
"depth": 1,
"replies": [
{
... | 1,760,374,008.407302 | ||
https://hackaday.com/2019/03/11/what-hardware-lies-beneath-companies-swear-they-never-meant-to-violate-your-privacy/ | What Hardware Lies Beneath? Companies Swear They Never Meant To Violate Your Privacy | Bryan Cockfield | [
"Current Events",
"Hackaday Columns",
"Original Art",
"Rants",
"Security Hacks",
"Slider"
] | [
"Nest Guard",
"Singapore Airlines",
"surveillance",
"undisclosed features",
"undisclosed hardware"
] | “Don’t Be Evil” was the mantra of Google from years before even Gmail was created. While certainly less vague than their replacement slogan “Do the Right Thing”, there has been a lot of criticism directed at Google over the past decade and a half for repeatedly being at odds with one of their key values. It seems as th... | 76 | 26 | [
{
"comment_id": "5966653",
"author": "Bill Gates",
"timestamp": "2019-03-11T18:10:32",
"content": "And I never meant to not pay for that program, I swear!I never meant to use a fake name for program registration, I swear!I never meant to share the program, with 1000 of my closest friends, I swear!",... | 1,760,374,008.533813 | ||
https://hackaday.com/2019/03/11/learning-through-play-hack-chat-with-greg-zumwalt/ | Learning Through Play Hack Chat With Greg Zumwalt | Dan Maloney | [
"Hackaday Columns"
] | [
"automata",
"automaton",
"cams",
"gears",
"Greg Zumwalt",
"Hack Chat",
"mechanism",
"pulleys",
"toy"
] | Join us Wednesday at noon Pacific time for the
Learning Through Play Hack Chat
!
You may think you’ve never heard of
Greg Zumwalt
, but if you’ve spent any time on
Instructables
or
Thingiverse
, chances are pretty good you’ve seen some of his work. After a long career that ranged from avionics design and programming to... | 4 | 2 | [
{
"comment_id": "5977723",
"author": "Ostracus",
"timestamp": "2019-03-13T03:18:16",
"content": "Sources of inspiration is reading stuff like this.https://www.eurekalert.org/pub_releases/2019-03/bu-brd030619.php“BU researchers develop ‘acoustic metamaterial’ that cancels sound”Video:https://www.yout... | 1,760,374,008.346644 | ||
https://hackaday.com/2019/03/11/quadcopter-uses-bare-metal-stm32/ | Quadcopter Uses Bare Metal STM32 | Al Williams | [
"ARM",
"drone hacks"
] | [
"arm",
"bluepill",
"crazepony mini",
"drone",
"gcc",
"quadcopter",
"stm32",
"uav"
] | [Tim Schumacher] got a Crazepony Mini quadcopter and has been reprogramming it “bare metal” — that is to say he’s programming the STM32 without using an operating system or do-it-all environment. His post on the subject is
a good reference for working with the STM32 and the quadcopter, too
.
If you haven’t seen the qua... | 7 | 6 | [
{
"comment_id": "5966257",
"author": "ctag",
"timestamp": "2019-03-11T15:35:24",
"content": "> The firmware is open source but uses the Keil IDE.uVisiiioonn! *Shakes fist at cloud*Actually uVision doesn’t seem /that/ bad when you’re stuck using it in conjunction with STM32CubeMX.. Because CubeMX is ... | 1,760,374,008.577536 | ||
https://hackaday.com/2019/03/11/engineering-for-the-long-haul-the-nasa-way/ | Engineering For The Long Haul, The NASA Way | Dan Maloney | [
"Featured",
"News",
"Original Art",
"Slider"
] | [
"engineering",
"failure analysis",
"Galileo",
"interstellar",
"mission extension",
"New Horizons",
"Opportunity",
"orbit",
"rocket",
"space",
"spacecraft",
"spirit",
"voyager"
] | The popular press was recently abuzz with sad news from the planet Mars:
Opportunity
, the little rover that could, could do no more. It took an astonishing 15 years for it to give up the ghost, and it took a planet-wide dust storm that blotted out the sun and plunged the rover into apocalyptically dark and cold condit... | 49 | 11 | [
{
"comment_id": "5966057",
"author": "Antron Argaiv",
"timestamp": "2019-03-11T14:08:21",
"content": "…and before you move that satellite, make sure it’s bolted down:https://www.nasa.gov/pdf/65776main_noaa_np_mishap.pdf",
"parent_id": null,
"depth": 1,
"replies": [
{
"comme... | 1,760,374,008.677501 | ||
https://hackaday.com/2019/03/11/esp8266-gets-its-game-on-with-open-source-engine/ | ESP8266 Gets Its Game On With Open Source Engine | Tom Nardi | [
"Games",
"Microcontrollers"
] | [
"compiler",
"emulator",
"ESP8266",
"handheld game",
"ILI9341",
"tft"
] | This is likely not to come as much of a shock to you, but the ESP8266 is pretty popular. At this point, we’re more surprised when a project that hits the tip line
doesn’t
utilize this incredibly cheap WiFi-enabled microcontroller. If you’re making a gadget that needs to connect to the Internet, there’s a good chance so... | 12 | 9 | [
{
"comment_id": "5965782",
"author": "Jan",
"timestamp": "2019-03-11T12:25:02",
"content": "WOW!This is one heck of a cool project! The IDE including it’s examples, really invites to try it out. I am amazed how fluently this works.",
"parent_id": null,
"depth": 1,
"replies": []
},
{
... | 1,760,374,008.80947 | ||
https://hackaday.com/2019/03/11/openscad-gives-you-parametric-boxes/ | OpenSCAD Gives You Parametric Boxes | Brian Benchoff | [
"3d Printer hacks"
] | [
"openscad",
"SCAD"
] | OpenSCAD is one of the most powerful 3d modeling applications around. Its beauty is in its simplicity; if you need a box, you can just write the code for a box. If you need some bit of plastic to keep your 3D printer running, you can just write the code for that bit of plastic. Like all programming languages, OpenSCAD ... | 39 | 11 | [
{
"comment_id": "5965509",
"author": "Duncan Bell",
"timestamp": "2019-03-11T10:54:36",
"content": "I am a heavy user of OpenScad. So heavy that I have spent the time to develop an Excel front end for it. To create a mtodule you describe it in a few rows and columns that take care of object name, ... | 1,760,374,008.752547 | ||
https://hackaday.com/2019/03/10/miniature-3d-printed-forklift-is-quite-pallet-able/ | Miniature 3D Printed Forklift Is Quite Pallet-able | Brian Benchoff | [
"Arduino Hacks"
] | [
"arduino mega",
"bluetooth",
"forklift",
"hc-05",
"remote control"
] | If you have a small logistics problem, we have the solution for you.
[Leon] built a tiny little forklift
with LED lighting, working forks, and remote control using a combination of 3D printing tech, some CNC work, and fine soldering skills.
The electronics for this build are based around a few servos and a pair of gear... | 4 | 3 | [
{
"comment_id": "5966315",
"author": "drew",
"timestamp": "2019-03-11T15:59:03",
"content": "If anyone is looking for mini pallets, U-Line Post-it notes come on top of a mini pallet just like this.",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "5967367",
"... | 1,760,374,008.868217 | ||
https://hackaday.com/2019/03/10/diy-reflow-oven-is-heavily-documented/ | DIY Reflow Oven Is Heavily Documented | Al Williams | [
"Tool Hacks"
] | [
"oven",
"reflow",
"soldering",
"Teensy"
] | [DJ Legion] decided he wanted a reflow oven so he bought a toaster oven and an assortment of parts including a solid state relay, a Teensy, a display, and a thermocouple. What makes this a different project is the amount of
video documentation
. The four videos below encompass about 50 minutes of information and he’s p... | 8 | 2 | [
{
"comment_id": "5963637",
"author": "customdev",
"timestamp": "2019-03-11T02:56:01",
"content": "I see a Fotek SSR. I would replace that with a better part. They are not known for their safety or reliability.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "5... | 1,760,374,008.915988 | ||
https://hackaday.com/2019/03/10/hackaday-links-march-10-2019/ | Hackaday Links: March 10, 2019 | Brian Benchoff | [
"Hackaday Columns",
"Hackaday links"
] | [
"Arduino Zero",
"Hamburders",
"K210",
"Seeed",
"Sipeed",
"Sipeed K210"
] | Do you like hamburgers? Everyone likes hamburgers. Inspired by a phone you could buy at Spencers in 1991, [Love Hulten]
built a Game Burger Advance
. The guts are a Raspberry Pi Zero, a standard LCD display and what appears to be a USB control pad.
The fabrication is where this one really goes crazy
. It’s a significan... | 11 | 6 | [
{
"comment_id": "5962633",
"author": "tekkieneet",
"timestamp": "2019-03-10T23:34:38",
"content": "If you read the news, you would know that Tim Cook already got renamed as ‘Tim Apple’.https://www.usatoday.com/story/tech/2019/03/06/tim-apple-president-trump-flubs-apple-ceo-tim-cooks-name/3087515002/... | 1,760,374,009.044331 | ||
https://hackaday.com/2019/03/10/from-a-dead-laptop-to-a-portable-kvm-and-pitop/ | From A Dead Laptop To A Portable KVM And PiTop | Jenny List | [
"computer hacks"
] | [
"kvm",
"laptop",
"raspberry pi laptop"
] | An essential tool of many sysadmins is a portable terminal ready to plug into an ailing rack-mounted server to administer first aid. At their simplest, they are simply a monitor and keyboard on a trolley, but more often they will be a laptop pre-loaded with tools for the purpose. Sysadmins will hang on tenaciously to n... | 14 | 6 | [
{
"comment_id": "5963068",
"author": "Alan",
"timestamp": "2019-03-11T01:04:11",
"content": "A proper DB9 serial port, plus an Ethernet port, are rare indeed.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "5965126",
"author": "Gregg Eshelman",
... | 1,760,374,009.107088 | ||
https://hackaday.com/2019/03/10/the-fine-art-of-restoring-matchbox-cars/ | The Fine Art Of Restoring Matchbox Cars | Tom Nardi | [
"Toy Hacks"
] | [
"hot wheels",
"matchbox",
"model making",
"restoration",
"scale model"
] | Did you have anything planned for the next hour or so? No? That’s good because if you’re anything like us,
watching even one of the restorations performed on [Marty’s Matchbox Makeovers]
is likely to send you down a deep dark rabbit hole that you never knew existed. Even if you can’t tell the difference between Hot Whe... | 25 | 12 | [
{
"comment_id": "5961136",
"author": "Jeff Faust",
"timestamp": "2019-03-10T17:39:04",
"content": "The thing that surprised me is the sheer extent of YouTube’s Matchbox-restoration subculture. It’s not just Marty out there doing this kind of thing, but baremetalHW, WheelsNThangs, TimeRider, Diecast ... | 1,760,374,009.298766 | ||
https://hackaday.com/2019/03/10/driving-a-controllerless-lcd-with-the-humble-arduino-uno/ | Driving A Controllerless LCD With The Humble Arduino Uno | Lewin Day | [
"Arduino Hacks",
"classic hacks"
] | [
"arduino",
"Arduino Uno",
"controllerless display",
"controllerless lcd",
"lcd"
] | These days, you could be forgiven for thinking driving an LCD from a microcontroller is easy. Cheap displays have proliferated, ready to go on breakout boards with controllers already baked in. Load up the right libraries and you’re up and running in a matter of minutes. However, turn your attention to trying to drive ... | 4 | 4 | [
{
"comment_id": "5960336",
"author": "CRImier",
"timestamp": "2019-03-10T14:06:24",
"content": "Awesome! Hope that more people do this.",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "5960907",
"author": "OldSurferDude",
"timestamp": "2019-03-10T16:40:4... | 1,760,374,010.997882 | ||
https://hackaday.com/2019/03/10/component-video-for-the-commodore-64/ | Component Video For The Commodore 64 | Brian Benchoff | [
"classic hacks",
"FPGA"
] | [
"c64",
"commodore 64",
"fpga"
] | Of all the retro systems, the Commodore 64 had the best video system. The VIC-II chip in the C64 was the best example of why Commodore was the best, but in terms of video output, the C64 was still a consumer device: the only output was S-video, or composite video, or something like it. The professional stuff uses YPbPr... | 36 | 11 | [
{
"comment_id": "5959772",
"author": "malak",
"timestamp": "2019-03-10T11:56:15",
"content": "Even better than your typical HaDvertisement for a retrogaming product : closed-source project on GitHub ! :D",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "5960005... | 1,760,374,011.450789 | ||
https://hackaday.com/2019/03/10/bash-pipeline-puzzle-green-blue-or-blue-green/ | Bash Pipeline Puzzle: Green, Blue, Or Blue Green? | Al Williams | [
"Linux Hacks"
] | [
"bash",
"linux",
"shell"
] | [Marek Gibney] poses an interesting puzzle. What does the following bash command line print?
( echo red ; echo green 1>&2 ) | echo blue
You’d like to think it prints three lines: red, green, and blue. But would you be surprised to find out that it can sometimes output “blue green” and sometimes just output blue. The fi... | 16 | 10 | [
{
"comment_id": "5959432",
"author": "betsuin",
"timestamp": "2019-03-10T10:34:05",
"content": "Hmm, tried that on 3 different systems – Mac 10.13.6, Debian7 & Debian8The Mac & Deb7 threw up different output every so often, the Deb8 system not at all but it is also the most grunty box if that has so... | 1,760,374,011.100303 | ||
https://hackaday.com/2019/03/09/come-to-the-hackaday-cambridge-mini-unconference/ | Come To The Hackaday Cambridge Mini Unconference! | Jenny List | [
"cons"
] | [
"cambridge unconference",
"Hackaday UK Unconference",
"unconference"
] | Hackaday would like to invite you to
a Mini Unconference on Saturday 16th of March
, hosted by our friends at Cambridge Makespace, UK.
One of our most successful engagements with our community over the years here at Hackaday has been the Unconference. A group of you our readers join us for a while and deliver a series ... | 3 | 1 | [
{
"comment_id": "5959193",
"author": "marcelk",
"timestamp": "2019-03-10T09:41:56",
"content": "I just signed up. There seem to be reasonable flights coming in from Amsterdam.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "5960019",
"author": "Jenny ... | 1,760,374,011.326865 | ||
https://hackaday.com/2019/03/09/three-engines-for-every-lada/ | Three Engines For Every Lada | Bryan Cockfield | [
"car hacks"
] | [
"car",
"engine",
"lada",
"russia",
"three engines"
] | If you don’t live in a former Eastern Bloc country, odds are that you’ve never seen a Lada driving around your neighborhood. This car is ubiquitous in Russia and its neighboring countries, though, and for good reason: price. Lada gave many people access to affordable transportation who otherwise would have been walking... | 23 | 11 | [
{
"comment_id": "5958524",
"author": "geocrasher",
"timestamp": "2019-03-10T07:08:02",
"content": "THIS TIME ON ROADKILL….",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "5958606",
"author": "Gregg Eshelman",
"timestamp": "2019-03-10T07:27:52",
"con... | 1,760,374,011.383255 | ||
https://hackaday.com/2019/03/09/look-ma-no-glue-electrostatic-adhesion-as-if-by-magic/ | Look Ma, No Glue! Electrostatic Adhesion As If By Magic | Jenny List | [
"Tech Hacks"
] | [
"electrostatic",
"high voltage",
"voltage multiplier"
] | One of the projects at the recent Hacker Hotel hacker camp in the Netherlands appeared to have achieved the impossible. A vertical PCB surface was holding pieces of paper as though they were pinned to it as on a notice board, yet there was no adhesive or fixings in sight. Was Harry Potter among the attendees, ready wit... | 26 | 10 | [
{
"comment_id": "5958030",
"author": "reg",
"timestamp": "2019-03-10T04:32:38",
"content": "That brings back memories. HP had a plotter that used electrostatic adhesion back in the early or mid 70’s. I was always fascinated by it. I really wanted to take one of them apart in fact. Over the years... | 1,760,374,011.202043 | ||
https://hackaday.com/2019/03/09/model-car-indicates-door-is-ajar/ | Model Car Indicates Door Is Ajar | Lewin Day | [
"car hacks"
] | [
"car",
"door indicator",
"vw"
] | The amount of technology in modern cars is truly staggering. Heated seats, keyless entry, and arrays of helpful cameras are all becoming increasingly common in all but the cheapest of models. [mathisox] drives a slightly older Volkswagen van, which has been converted into a camper. Unfortunately, it lacks a proper door... | 10 | 7 | [
{
"comment_id": "5957360",
"author": "CMH62",
"timestamp": "2019-03-10T00:55:18",
"content": "The cleverness of the folks featured here on Hackaday is truly jarring.",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "5957369",
"author": "CityZen",
"timesta... | 1,760,374,011.041633 | ||
https://hackaday.com/2019/03/09/truly-random-midi-control/ | Truly Random MIDI Control | Brian Benchoff | [
"Musical Hacks"
] | [
"geiger",
"Geiger tube",
"geiger-muller",
"midi",
"random"
] | Generating random data is incredibly hard, and most of the random data around you isn’t truly random, but merely pseudo-random. For really random data, you’ll have to look at something like radioactive decay or *holds up spork* something like this. YouTube commenters will also suffice. The idea of using random data for... | 7 | 6 | [
{
"comment_id": "5956760",
"author": "midimike",
"timestamp": "2019-03-09T21:55:06",
"content": "I am not sure what the practical applications are, but this is very cool. Decades ago I would take MIDI drum patterns and change the module to a synth to see what new textures I could create. This look... | 1,760,374,011.287297 | ||
https://hackaday.com/2019/03/09/a-nurse-call-system-becomes-turing-complete/ | A Nurse Call System Becomes Turing Complete | Bryan Cockfield | [
"computer hacks"
] | [
"button",
"call system",
"computer",
"computer science",
"nurse",
"turing",
"turing complete"
] | George Mallory, a famous English mountaineer, once suggested that it was of no use to climb mountains. Instead, he posited, the only reason to climb a mountain is because it is
there.
Likewise, when you become an expert in nurse call systems like those found in hospitals, you may find that you do things with them that ... | 3 | 2 | [
{
"comment_id": "5956559",
"author": "echodelta",
"timestamp": "2019-03-09T20:56:07",
"content": "Could you do this with a cable TV remote? They get more complicated all the time.Symbolic labels for so called universal understanding annoy me. Mixing them up with words is even worse. Symbols for bygo... | 1,760,374,011.139836 | ||
https://hackaday.com/2019/03/09/rgb-word-clock-doesnt-skimp-on-the-features/ | RGB Word Clock Doesn’t Skimp On The Features | Tom Nardi | [
"clock hacks",
"LED Hacks",
"Microcontrollers"
] | [
"ESP-01",
"ESP8266",
"led",
"led matrix",
"word clock",
"ws2812"
] | Like most pieces of technology, word clocks seem to be getting better and better every year. As hackers get their hands on better microcontrollers and more capable LED controllers, these builds not only look more polished, but get improved features and functions. Luckily for us, the rise of these advanced modular compo... | 5 | 2 | [
{
"comment_id": "5955722",
"author": "Piecutter",
"timestamp": "2019-03-09T17:55:51",
"content": "Twenty points for being excessively verbose. Show off. Could’ve done without the “It is” and “to”, but I guess if you want to challenge your brain a bit more, so be it. But why not just go ahead and do ... | 1,760,374,011.248455 | ||
https://hackaday.com/2019/03/09/this-cardboard-box-can-tell-you-what-it-sees/ | This Cardboard Box Can Tell You What It Sees | Lewin Day | [
"classic hacks"
] | [
"ai",
"AIY",
"aiy voice kit",
"Google AIY",
"google assistant",
"object identification",
"voice",
"voice recognition"
] | It wasn’t that long ago that talking to computers was the preserve of movies and science fiction. Slowly, voice recognition improved, and these days it’s getting to be pretty usable. The technology has moved beyond basic keywords, and can now parse sentences in natural language.
[Liz Meyers] has been working with the t... | 4 | 2 | [
{
"comment_id": "5955220",
"author": "albertsantoni",
"timestamp": "2019-03-09T15:46:38",
"content": "I see your cardboard box, and I raise you a couple sheets of inert plastic that recognize handwritten numbers without any electricity, cloud computing, or even a computer at all:http://science.scien... | 1,760,374,011.814194 | ||
https://hackaday.com/2019/03/09/speedrunning-windows-95/ | Speedrunning Windows 95 | Lewin Day | [
"Software Hacks"
] | [
"speedrun",
"speedrunning",
"windows 95"
] | Speedrunning is the practice of attempting to beat a videogame in as short a time as possible. There are a huge variety of methods and styles. There are 100% completion speedruns, tool-assisted speedruns, and speedruns that just focus on getting to the game over screen as quickly as possible by hook or by crook.
Now, t... | 37 | 10 | [
{
"comment_id": "5954511",
"author": "Ale",
"timestamp": "2019-03-09T12:11:22",
"content": "I have forgotten how ugly the icons were… It’ll be nice to see a speedrun of win10 in current hw. I wonder if less than 1 hour is possible",
"parent_id": null,
"depth": 1,
"replies": [
{
... | 1,760,374,011.770125 | ||
https://hackaday.com/2019/03/08/svg-rendering-comes-to-8-bit-atari-computers/ | SVG Rendering Comes To 8-bit Atari Computers | Tom Nardi | [
"Retrocomputing",
"Software Hacks"
] | [
"atari",
"basic",
"retrocomputing",
"svg"
] | Bringing modern protocols and techniques to vintage computers is a favorite pastime for hackers, and over the years we’ve seen some absolutely incredible hardware and software projects designed specifically to do what most people would consider impossible. They’re very rarely
practical
projects, of course. But that’s n... | 5 | 2 | [
{
"comment_id": "5957469",
"author": "HenryH",
"timestamp": "2019-03-10T01:29:16",
"content": "I wonder if this can be done using a fixed-point implementation for a massive speedup.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "5960923",
"author": "... | 1,760,374,012.565231 | ||
https://hackaday.com/2019/03/08/graphene-desalinates-sea-water/ | Graphene Desalinates Sea Water | Al Williams | [
"Science"
] | [
"desalination",
"graphene",
"graphene oxide",
"potable",
"water"
] | Even though the majority of the Earth is covered in water, a surprising number of people around the world don’t have easy access to clean drinking water. The oceans of course are full of salt, and it is difficult to filter that salt out. Researchers at the University of Manchester have found a way to
improve a graphene... | 36 | 13 | [
{
"comment_id": "5952994",
"author": "Xeon",
"timestamp": "2019-03-09T03:17:20",
"content": "Making tiny holes can be done using a electron gun.",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "5953099",
"author": "Mantech1",
"timestamp": "2019-03-09T04:... | 1,760,374,012.02594 | ||
https://hackaday.com/2019/03/08/creating-lenses-on-cheap-cnc-machines/ | Creating Lenses On Cheap CNC Machines | Brian Benchoff | [
"cnc hacks"
] | [
"cnc",
"lens",
"machining"
] | There are a lot of CNC machines sitting around in basements and garages,
but we haven’t seen anything like this
. It’s making lenses using a standard CNC machine and a lot of elbow grease.
The process of making a lens with a CNC machine begins by surfacing a waste board and taping an 8mm sheet of cast acrylic down with... | 48 | 9 | [
{
"comment_id": "5952767",
"author": "Robert Tait",
"timestamp": "2019-03-09T00:55:36",
"content": "I wonder how long it takes to polish?Looks Nice!",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "5953109",
"author": "Tsunamijuan",
"timestamp"... | 1,760,374,012.467284 | ||
https://hackaday.com/2019/03/08/a-no-cost-heavy-metal-lathe-from-junkyard-parts/ | A No-Cost, Heavy Metal Lathe From Junkyard Parts | Dan Maloney | [
"Tool Hacks"
] | [
"cast iron",
"casting",
"engine block",
"gingery",
"junkyard",
"lathe",
"Machine tool"
] | We have to admit that our first thought on seeing
a Frankenlathe made from old engine blocks
was that it was a set piece from a movie like
The Road Warrior
. And when you think about it, the ability to cobble together such a machine tool would probably make you pretty handy to have around in an apocalypse.
Sadly, survi... | 28 | 13 | [
{
"comment_id": "5952328",
"author": "jcwren",
"timestamp": "2019-03-08T21:08:37",
"content": "I am disappointed that the drive motor is not a 454 big block with a 6-speed manual.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "5952330",
"author": "jc... | 1,760,374,012.256577 | ||
https://hackaday.com/2019/03/08/polygonia-helps-you-laser-cut-beautiful-patterns/ | Polygonia Helps You Laser Cut Beautiful Patterns | Lewin Day | [
"Art"
] | [
"art",
"lasercut"
] | Lasercutters are amazingly versatile tools that can help you build all manner of complicated structures if you can break them down into a series of planar parts. [David] had spotted artworks at the Smithsonian which caught his eye, using planar shapes with interesting repeating patterns. Wanting to make similar works h... | 9 | 6 | [
{
"comment_id": "5952337",
"author": "Ren",
"timestamp": "2019-03-08T21:14:15",
"content": "I think this would be nice source for patterns to etch with the NEJE DK-8-KZ.",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "5953286",
"author": "uxorious4ever",
... | 1,760,374,012.310882 | ||
https://hackaday.com/2019/03/07/make-xkcd-style-plots-from-python/ | Make XKCD-Style Plots From Python | Ted Yapo | [
"how-to"
] | [
"graph",
"matplotlib",
"python",
"xkcd"
] | [Randall Munroe] certainly understands the power of graphical representation of data. The humorous plots in his xkcd webcomic are one of the favorite parts for many readers. Their distinctive, Tufteian style delivers the information – in this case, a punch line – without excessive decoration. To be honest, we can’t get... | 16 | 7 | [
{
"comment_id": "5950618",
"author": "Feinfinger",
"timestamp": "2019-03-08T03:45:58",
"content": "Unluckily the xkcd font (still!) lacks international characters.Now I’m forced to only publish my graphs in an english context… :-(WHAT HAVE YOU DONE?!?!?!!?!?!?!…",
"parent_id": null,
"depth":... | 1,760,374,012.377241 | ||
https://hackaday.com/2019/03/07/this-sdr-uses-a-tube/ | This SDR Uses A Tube | Al Williams | [
"Radio Hacks"
] | [
"drm",
"ef50",
"ef80",
"radio",
"sdr",
"shortwave",
"software-defined radio",
"tube"
] | When you think of a software defined radio (SDR) setup, maybe you imagine an IC or two, maybe feeding a computer. You probably don’t think of a vacuum tube. [Mirko Pavleski] built a one-tube shortwave SDR using some
instructions
from [Burkhard Kainka] which are in German, but
Google Translate
is good enough if you want... | 17 | 7 | [
{
"comment_id": "5950203",
"author": "Miroslav",
"timestamp": "2019-03-08T00:29:30",
"content": "Yugoslavia still lives!In EF80 at least …So audio is fed to the sound card, I presume? And anode voltage only 6 V?",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "5... | 1,760,374,012.187175 | ||
https://hackaday.com/2019/03/07/a-garbage-bag-skirt-is-fit-for-a-hovercraft/ | A Garbage Bag Skirt Is Fit For A Hovercraft | Lewin Day | [
"classic hacks"
] | [
"hovercraft",
"radio control",
"rc"
] | The hovercraft is an entertaining but much maligned form of transport. While they have military applications and at times have even run as ferries across the English Channel, fundamental issues with steering and braking have prevented us all driving them to work on a regular basis. They do make great toys however, and
... | 12 | 7 | [
{
"comment_id": "5949897",
"author": "Jonathan Newman",
"timestamp": "2019-03-07T21:47:59",
"content": "So it looks like I have a new project to work on!!!!",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "5949994",
"author": "bkwilli",
"timestamp": "201... | 1,760,374,012.514764 | ||
https://hackaday.com/2019/03/07/jaromir-sukuba-the-supercon-2018-badge-firmware/ | Jaromir Sukuba: The Supercon 2018 Badge Firmware | Elliot Williams | [
"Hackaday Columns",
"Microcontrollers"
] | [
"2018 Hackaday Superconference",
"badge",
"badgelife",
"basic",
"firmware"
] | If you missed it, the Hackaday Supercon 2018 badge was a complete retro-minicomputer with a screen, keyboard, memory, speaker, and expansion ports that would make a TRS-80 blush. Only instead of taking up half of your desk, everyone at the conference had one around their neck, when they weren’t soldering to it, that is... | 3 | 3 | [
{
"comment_id": "5949850",
"author": "Jerry",
"timestamp": "2019-03-07T21:10:42",
"content": "https://www.youtube.com/watch?v=4OcM23Hbs5U",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "5950640",
"author": "drenehtsral",
"timestamp": "2019-03-08T04:03:4... | 1,760,374,012.604214 | ||
https://hackaday.com/2019/03/07/blacksmithing-for-the-uninitiated-what-is-a-forge/ | Blacksmithing For The Uninitiated: What Is A Forge? | Jenny List | [
"Hackaday Columns",
"how-to",
"Original Art",
"Skills",
"Slider"
] | [
"blacksmith",
"blacksmithing",
"Blacksmithing for the Uninitiated",
"forge",
"forge work",
"metalwork"
] | Blacksmiths were the high technologists of fabrication up until the industrial revolution gained momentum. At its core, this is the art and science of making any needed tool or mechanism out of metal. Are you using the correct metal? Is the tool strong where it needs to be? And how can you finish a project quickly, eff... | 59 | 19 | [
{
"comment_id": "5949671",
"author": "Rhys",
"timestamp": "2019-03-07T18:20:17",
"content": "Just finished building my first forge (coal) two weeks ago, and picked up a great deal on a 200+ year old Peter Wright anvil. Been hammering away at the local blacksmith’s guild meetings, now I do so at hom... | 1,760,374,012.716759 | ||
https://hackaday.com/2019/03/07/remotedebug-for-esp-platforms/ | RemoteDebug For ESP Platforms | Lewin Day | [
"classic hacks"
] | [
"ESP",
"ESP32",
"ESP8266"
] | Debugging tools are critical to quick and effective development. Without being able to peek under the hood at what’s really going on, it can be difficult to understand and solve problems. Those who live on the Arduino platform are probably well acquainted with using the serial port to debug, but it’s far from the only ... | 10 | 9 | [
{
"comment_id": "5949516",
"author": "Mike Massen",
"timestamp": "2019-03-07T16:33:51",
"content": "Ah ha, nice one, more reason to choose the platform over others perhaps.Thanks for posting this :-)",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "5949541",
... | 1,760,374,012.762719 | ||
https://hackaday.com/2019/03/07/our-right-to-repair-depends-on-a-minimally-viable-laptop/ | Our Right To Repair Depends On A Minimally Viable Laptop | Brian Benchoff | [
"computer hacks",
"Featured",
"Interest",
"Repair Hacks",
"Slider"
] | [
"laptop",
"minimum viable laptop",
"right to repair"
] | It’s never been harder to repair your electronics. When the keyboard in your shiny new MacBook dies, you’ll have to send it to a Genius. When the battery in your iPhone dies, you’ll have to break out the pentalobe screwdrivers. Your technology does not respect your freedom, and this is true all the way down to the sour... | 142 | 50 | [
{
"comment_id": "5949423",
"author": "dings",
"timestamp": "2019-03-07T15:22:44",
"content": "“It’s never been harder to repair your electronics.”Yes, but on the other hand it’s never been easier and cheaper to get spare parts – directly from china.",
"parent_id": null,
"depth": 1,
"repl... | 1,760,374,014.261509 | ||
https://hackaday.com/2019/03/07/raspberry-pi-camera-with-smarts-cloud-or-local/ | Raspberry Pi Camera With Smarts — Cloud Or Local? | Al Williams | [
"Raspberry Pi"
] | [
"movidius",
"neural compute stick",
"raspberry pi",
"webcam"
] | [Mark West] gave an interesting presentation at last year’s GOTO Copenhagen conference. He shows how he took a simple Raspberry Pi Zero webcam and expanded it with AI. He actually added the intelligent features in two different ways: on in the Amazon cloud and another using the Intel Modvidius NCS USB stick directly co... | 20 | 8 | [
{
"comment_id": "5949272",
"author": "Cyberbird",
"timestamp": "2019-03-07T12:17:09",
"content": "I like, how the person in the picture is a doctor with 55.3% certainty.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "5949467",
"author": "Dissy",
... | 1,760,374,013.812972 | ||
https://hackaday.com/2019/03/07/esp32-drives-controllerless-display-using-i2s-hack/ | ESP32 Drives Controllerless Display Using I2S Hack | Lewin Day | [
"classic hacks"
] | [
"controllerless display",
"controllerless lcd",
"ESP32",
"lcd"
] | It’s possible to find surplus LCDs in all kinds of old hardware. Photocopiers, printers – you name it, there’s old junk out there with displays going to waste. Unfortunately, unlike the displays on sale at your favourite maker website, these often lack a controller and can be quite difficult to drive.
[pataga] took on ... | 14 | 6 | [
{
"comment_id": "5949043",
"author": "SGOrava",
"timestamp": "2019-03-07T09:39:29",
"content": "It is hard to read, hire proofreader or corrector. Or I am just getting lazy at reading",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "5949079",
"author": "Simo... | 1,760,374,013.701248 | ||
https://hackaday.com/2019/03/06/this-beaglebones-got-ai/ | This BeagleBone’s Got AI | Brian Benchoff | [
"ARM"
] | [
"Beagle",
"beagleboard",
"beaglebone",
"BeagleBone AI"
] | There are a lot of BeagleBones, from Blue, to White, Green, Black, and we think there’s a purple one in there for some reason. The diversity of BeagleBones is due to the openness of the design, and is the biggest advantage over the ‘bone’s main competitor, the Raspberry Pi.
Now, there’s a new BeagleBone, and this time ... | 17 | 8 | [
{
"comment_id": "5948840",
"author": "JB",
"timestamp": "2019-03-07T08:22:00",
"content": "EVESame as EVE used in lindeni v5 ?http://wiki.lindeni.org/index.php/Lindenis_V5",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "5949663",
"author": "Andy Dodd"... | 1,760,374,013.862731 | ||
https://hackaday.com/2019/03/06/the-bakery-that-runs-on-emacs/ | The Bakery That Runs On Emacs | Rich Hawkes | [
"Misc Hacks",
"Software Development"
] | [
"baking",
"Emacs",
"org-mode",
"sql"
] | When it comes to managing ingredients and baking at a professional bakery, we know that most people would turn to an SQL database and emacs. Really, what else do you need? Okay, so maybe there are a few who would think that emacs couldn’t help you with this, so, here’s how [Piers] uses
emacs and PostgresSQL to manage ... | 23 | 12 | [
{
"comment_id": "5948617",
"author": "geocrasher",
"timestamp": "2019-03-07T05:31:51",
"content": "~mutters something about a 555 timer~",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "5948689",
"author": "eternityforest",
"timestamp": "2019-03-07T06:24... | 1,760,374,013.652189 | ||
https://hackaday.com/2019/03/06/fun-with-a-hydrogen-thyratron/ | Fun With A Hydrogen Thyratron | Dan Maloney | [
"classic hacks"
] | [
"high current",
"high voltage",
"hydrogen",
"igbt",
"scr",
"switching",
"TGI1-50/5",
"thyratron"
] | There’s something oddly menacing about some vacuum tubes. The glass, the glowing filaments, the strange metal grids and wires suspended within – all those lead to a mysterious sci-fi look and the feeling that strange things are happening in there.
Add in a little high voltage and a tube that makes its own hydrogen, and... | 21 | 5 | [
{
"comment_id": "5948106",
"author": "Robert Tait",
"timestamp": "2019-03-07T00:22:30",
"content": "I was informed, in no uncertain terms, that Hydrogen Thyratrons are Export Controlled a few years back. Silly Security Officer.. I looked it up later..Only, Hydrogen/hydrogen-isotope thyratrons of ce... | 1,760,374,013.590799 | ||
https://hackaday.com/2019/03/06/fueled-by-jealousy-this-smart-lamp-really-shines/ | Fueled By Jealousy, This Smart Lamp Really Shines | Tom Nardi | [
"LED Hacks",
"Raspberry Pi"
] | [
"diffuser",
"fadecandy",
"lamp",
"lava lamp",
"neopixel",
"RGB LED"
] | As a lover of lava lamps, [Julian Butler] knew when he saw a coworker’s modern LED incarnation of the classic piece of illuminated decor that he had to have one for himself. The only problem was that the Kickstarter for it had long since ended, and they were no longer available. So he did what any good hacker would do:... | 8 | 6 | [
{
"comment_id": "5947665",
"author": "Tweepy",
"timestamp": "2019-03-06T21:17:07",
"content": "Definitely a very nice build.Using a Rpi with all this software computation ensures the electric consumption is the same than the original incandescent lava lamp, despite using LED, definitely warm up the ... | 1,760,374,013.754208 | ||
https://hackaday.com/2019/03/06/joulescope-dc-energy-analyzer-reviewed/ | Joulescope DC Energy Analyzer Reviewed | Al Williams | [
"Reviews",
"Teardown",
"Tool Hacks"
] | [
"Ammeter",
"joulescope"
] | [VoltLog] got a hold of a prerelease unit of
Joulescope
— a DC energy analyzer that promises to make it easy to optimize power and energy usage of your electronic designs. You can find his review in the video below. The device is a very fast ammeter and voltmeter. Given that, it is easy to compute energy and, over time... | 29 | 12 | [
{
"comment_id": "5947478",
"author": "sperryfreak01",
"timestamp": "2019-03-06T19:58:49",
"content": "Much cheaper than an N6705A/B/C",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "5947550",
"author": "Paul",
"timestamp": "2019-03-06T20:21:35",
"co... | 1,760,374,014.383436 | ||
https://hackaday.com/2019/03/08/saving-your-vision-from-super-glue-in-the-eyes/ | Saving Your Vision From Super Glue In The Eyes | Lewin Day | [
"Featured",
"Original Art",
"Slider"
] | [
"adhesive",
"adhesives",
"eye safety",
"glue",
"safety",
"super glue",
"superglue",
"workshop safety"
] | Super glue, or cyanoacrylate as it is formally known, is one heck of a useful adhesive. Developed in the 20th century as a result of a program to create plastic gun sights, it is loved for its ability to bond all manner of materials quickly and effectively. Wood, metal, a wide variety of plastics — super glue will stic... | 72 | 34 | [
{
"comment_id": "5952084",
"author": "Ragnar",
"timestamp": "2019-03-08T18:35:11",
"content": "Happened to a friend of mine, he was pushing a bottle of it (facing away from him into a tissue) to get a blockage out. It ricochet back into his eye. ER sorted it out, but he had a widened pupil for a cou... | 1,760,374,014.084893 | ||
https://hackaday.com/2019/03/08/hackaday-podcast-009-on-the-edge-of-ai-comment-your-code-big-big-wheels-and-makers-of-munich/ | Hackaday Podcast 009: On The Edge Of AI, Comment Your Code, Big Big Wheels, And Makers Of Munich | Mike Szczys | [
"Hackaday Columns",
"Podcasts"
] | [
"AI on the Edge",
"BeagleBone AI",
"Edge TPU",
"Google Edge",
"Hackaday Podcast",
"keytar",
"Sinclair Zx Spectrum"
] | Catch up on the past week of hacks with Hackaday Editors Elliot Williams and Mike Szczys. “AI on the Edge” is the buzzword of choice lately, with hardware offerings from BeagleBone and Google to satiate your thirst. We take on spotty data from Tesla, driving around on four bouncy-houses, reverse engineering a keytar, u... | 3 | 2 | [
{
"comment_id": "5952449",
"author": "Gentleman Nerd",
"timestamp": "2019-03-08T22:16:14",
"content": "Thanks for the photos/post, sad we only got the chance to greet for 5 seconds or so Elliot. Let’s do lunch soon",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id":... | 1,760,374,014.317508 | ||
https://hackaday.com/2019/03/08/car-alarm-hacks-3-million-vehicles/ | Car Alarm Hacks 3 Million Vehicles | Al Williams | [
"car hacks",
"classic hacks",
"News"
] | [
"car alarm",
"hack",
"pen test"
] | Pen testing isn’t about evaluating inks. It is short for penetration testing — someone ensuring a system’s security by trying to break in or otherwise attack it. A company called Pen Test Partners made the news last week by announcing that
high-end car alarm systems made by several vendors have a critical security flaw... | 30 | 4 | [
{
"comment_id": "5951890",
"author": "TooMuch Hype",
"timestamp": "2019-03-08T16:28:49",
"content": "I’m sorry, but this is another example of ‘sounds interesting, but isn’t’. Notice that when they demo’d the starting of the car, they didn’t actually drive it anywhere. That is because they still n... | 1,760,374,014.94523 | ||
https://hackaday.com/2019/03/08/the-50-ham-getting-your-ticket-punched/ | The $50 Ham: Getting Your Ticket Punched | Dan Maloney | [
"Hackaday Columns",
"Wireless Hacks"
] | [
"amateur radio",
"exam",
"fcc",
"ham radio",
"license",
"Technician",
"The $50 Ham"
] | Today we start a new series dedicated to amateur radio for cheapskates. Ham radio has a reputation as a “rich old guy” hobby, a reputation that it probably deserves to some degree. Pick up a glossy catalog from DX Engineering or cruise their website, and you’ll see that getting into the latest and greatest gear is not ... | 118 | 50 | [
{
"comment_id": "5951813",
"author": "Rednecknerd",
"timestamp": "2019-03-08T15:26:39",
"content": "As someone who recently passed both the Technician and General exam, I am looking forward to this series.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "59527... | 1,760,374,014.87533 | ||
https://hackaday.com/2019/03/08/uncertain-future-of-orphaned-jibo-robots-presents-opportunities/ | Uncertain Future Of Orphaned Jibo Robots Presents Opportunities | Roger Cheng | [
"Robots Hacks"
] | [
"indiegogo",
"neural networks",
"NVIDIA",
"Nvidia Jetson",
"tegra"
] | In our modern connected age, our devices have become far more powerful and useful when they could draw upon resources of a global data network. The downside of a cloud-connected device is the risk of being over-reliant on computers outside of our own control. The people who brought a Jibo into their home got a stark re... | 17 | 11 | [
{
"comment_id": "5951526",
"author": "Fuzzyfuzzyfungus",
"timestamp": "2019-03-08T12:37:26",
"content": "I wonder how locked down, if at all, these things are.It looks like the Nvidia parts support fairly enthusiastic bootloader lockdown; but a company that isn’t selling the hardware as a loss leade... | 1,760,374,014.580353 | ||
https://hackaday.com/2019/03/08/the-heat-is-on-with-this-esp8266-controlled-sauna/ | The Heat Is On With This ESP8266 Controlled Sauna | Tom Nardi | [
"home hacks",
"Microcontrollers"
] | [
"ESP8266",
"mqtt",
"Sauna",
"sonoff",
"temperature sensor"
] | We’ll be perfectly honest: sitting inside a heated box sounds just a
bit
too much like torture for our tastes. But if we did somehow find ourselves in possession of a fancy new sauna, we’d more than likely follow in the footsteps of
[Al Betschart] and make the thing controllable with the ESP8266
. After all, if you’re ... | 14 | 8 | [
{
"comment_id": "5951285",
"author": "Jii",
"timestamp": "2019-03-08T10:43:24",
"content": "Firstly nice job and congratulations on your sauna. Everyone should have one.I was wondering about the electrical piping, we don’t do that here, and then i found out it’s in the states, so not wondering anymo... | 1,760,374,014.520483 | ||
https://hackaday.com/2019/03/07/watch-this-lego-pantograph-carve-chocolate-messages/ | Watch This LEGO Pantograph Carve Chocolate Messages | Donald Papp | [
"Tool Hacks",
"Toy Hacks"
] | [
"blade",
"chocolate",
"engraver",
"engraving",
"lego",
"pantograph",
"valentine",
"valentines"
] | [Matthias Wandel] is best known for his deeply interesting woodworking projects, so you might be forgiven for not expecting this lovely
chocolate-engraving pantograph made from LEGO
. With it, he carves a delightful valentine’s message into a square of chocolate, but doesn’t stop there. He goes the extra mile to cut th... | 5 | 4 | [
{
"comment_id": "5950885",
"author": "Mike Massen",
"timestamp": "2019-03-08T06:30:46",
"content": "Nicely done project, thanks for post :-)",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "5951293",
"author": "Jabberwock",
"timestamp": "2019-03-08T10:46... | 1,760,374,014.708516 | ||
https://hackaday.com/2019/03/05/tech-imitates-life-fireflies-make-better-light-bulbs/ | Tech Imitates Life: Fireflies Make Better Light Bulbs | Al Williams | [
"LED Hacks",
"News"
] | [
"efficiency",
"firelfy",
"led"
] | While we often think we are clever designers, living things often meet or beat the best human designs. It is easy to forget that nature even has living lightbulbs, among them the firefly. Researchers from Penn State decided to compare how fireflies create light and found that they
deal with a problem similar to LEDs
. ... | 46 | 7 | [
{
"comment_id": "5945793",
"author": "msat",
"timestamp": "2019-03-06T04:47:33",
"content": "I REFUSE to look up glowing cockroaches.",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "5945881",
"author": "bty",
"timestamp": "2019-03-06T05:46:10",
"con... | 1,760,374,014.666491 | ||
https://hackaday.com/2019/03/05/google-launches-ai-platform-that-looks-remarkably-like-a-raspberry-pi/ | Google Launches AI Platform That Looks Remarkably Like A Raspberry Pi | Brian Benchoff | [
"Hackaday Columns",
"News"
] | [
"google",
"Google Coral",
"New Part Day",
"tensorflow"
] | Google has promised us new hardware products for machine learning at the edge,
and now it’s finally out
. The thing you’re going to take away from this is that Google built a Raspberry Pi with machine learning. This is Google’s Coral, with an Edge TPU platform, a custom-made ASIC that is designed to run machine learnin... | 80 | 24 | [
{
"comment_id": "5943814",
"author": "anhadsawhneysprojects",
"timestamp": "2019-03-06T00:13:32",
"content": "What advantages does their USB accelerator have over Intel’s existing neural compute stick?",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "5947652",... | 1,760,374,015.342118 | ||
https://hackaday.com/2019/03/05/cylindrical-led-display-comes-full-circle/ | Cylindrical LED Display Comes Full Circle | Tom Nardi | [
"LED Hacks"
] | [
"led matrix",
"LED wall",
"pygame",
"RGB LED",
"ws2812"
] | According to [makeTVee], his latest project started out as an experiment to see how well
the LED matrix techniques he’s worked with in the past would translate to a cylindrical form factor
. We’re going to go ahead and say that not only was the test a success, but that the concept definitely holds promise for displays ... | 2 | 2 | [
{
"comment_id": "5943713",
"author": "Fred",
"timestamp": "2019-03-05T22:33:52",
"content": "Why didn’t he just use a 555 and a paperclip to drive it?But really, this is pretty cool. It looks like it would work on almost any form factor… mobius strip?",
"parent_id": null,
"depth": 1,
"re... | 1,760,374,015.384565 | ||
https://hackaday.com/2019/03/05/hydrogen-desk-cannon-is-fun-with-electricity-and-water/ | Hydrogen Desk Cannon Is Fun With Electricity And Water | Lewin Day | [
"chemistry hacks"
] | [
"cannon",
"oxyhydrogen",
"rocket"
] | Water is a stable chemical, but with the addition of a little electricity, it can be split into its component parts. The result is just the right mix of H
2
and O
2
to convert back into water with a bang.
[Peter Sripol] has built a charming desktop cannon in just such a way.
The build consists of a contact lens caniste... | 12 | 7 | [
{
"comment_id": "5943537",
"author": "JDX",
"timestamp": "2019-03-05T20:00:00",
"content": "I love the brass and oak, makes it look like a Victorian scientific apparatus.",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "5943544",
"author": "Hirudinea",
"... | 1,760,374,015.206575 | ||
https://hackaday.com/2019/03/05/better-living-through-science-why-your-kids-probably-arent-getting-measles/ | Better Living Through Science: Why Your Kids Probably Aren’t Getting Measles | Al Williams | [
"Biography",
"Current Events",
"Hackaday Columns",
"Medical Hacks",
"Original Art",
"Slider"
] | [
"measles",
"vaccine"
] | Oddly, there’s been a few recent outbreaks of measles. It struck me how when I was a kid, a few hundred kids getting measles wouldn’t have been news at all. However, even a handful makes the news now, since in 2000 the Center for Disease Control declared measles eradicated in the United States.
So how can an eradicated... | 153 | 18 | [
{
"comment_id": "5943387",
"author": "zakqwy",
"timestamp": "2019-03-05T18:10:24",
"content": "I troll friends preparing to have kids by asking if they’re going to vaccinate. But seriously, anti-vax is a steaming pile of anti-science bullshit, and I applaud the kids recently in the news for escaping... | 1,760,374,015.584802 | ||
https://hackaday.com/2019/03/05/3d-print-your-own-electric-screwdriver/ | 3D Print Your Own Electric Screwdriver | Lewin Day | [
"Tool Hacks"
] | [
"electric screwdriver",
"screwdriver"
] | For the odd job every now and then, a regular screwdriver does the job. However, in situations like a small production operation, it can quickly become uncomfortable to use. In these situations, an electric screwdriver is incredibly useful. There’s no need to rush out to the store, however –
you can build one yourself,... | 11 | 7 | [
{
"comment_id": "5943546",
"author": "echodelta",
"timestamp": "2019-03-05T20:09:40",
"content": "I was wondering how big it is. Banana shown for scale. Horror fright has a similar tool for cheap, crap electronics for sure. It is pistol shaped. I wired one’s motor end for a door bolt motorized lock.... | 1,760,374,015.628291 | ||
https://hackaday.com/2019/03/05/good-code-documents-itself-and-other-hilarious-jokes-you-shouldnt-tell-yourself/ | “Good Code Documents Itself” And Other Hilarious Jokes You Shouldn’t Tell Yourself | Sven Gregori | [
"Featured",
"Hackaday Columns",
"Slider",
"Software Development"
] | [
"documentation",
"self improvement",
"software",
"software development",
"software quality"
] | Code documentation — is there anything more exciting than spending your time writing extensive comments? If I had to guess, your answer is probably somewhere along the lines of “uhm, yes,
everything
is more exciting than that”. Plus, requesting to document your code is almost like an insult to your well thought out des... | 159 | 50 | [
{
"comment_id": "5943106",
"author": "Paxton Sanders (@paxtonsanders)",
"timestamp": "2019-03-05T15:07:03",
"content": "Assembly is self-documenting.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "5943171",
"author": "Bill",
"timestamp": "201... | 1,760,374,015.811204 | ||
https://hackaday.com/2019/03/06/ask-hackaday-earths-magnetic-field-shifting-rapidly-but-who-will-notice/ | Ask Hackaday: Earth’s Magnetic Field Shifting Rapidly, But Who Will Notice? | Jenny List | [
"Ask Hackaday",
"Current Events",
"Science"
] | [
"compass",
"earth's magnetic field",
"magnetic field"
] | Just when you though it was safe to venture out, the National Oceanic and Atmospheric Administration released an unexpected update. Magnetic North is on the move — faster than expected. That’s right, we know magnetic north moves around, but now it’s happened at a surprising rate. Instead of waiting for the normal five ... | 92 | 27 | [
{
"comment_id": "5947112",
"author": "Sean",
"timestamp": "2019-03-06T18:21:35",
"content": "Magnetic compass is required equipment for aircraft flight. The gyro compasses will drift and must be corrected (sometimes as often as every 15 minutes). During my long-distance solo flight for my private ... | 1,760,374,016.509554 | ||
https://hackaday.com/2019/03/06/new-contest-flexible-pcbs/ | New Contest: Flexible PCBs | Dan Maloney | [
"contests",
"Hackaday Columns"
] | [
"contest",
"digi-key",
"flexible PCB",
"Kapton",
"mechanism",
"oshpark",
"polyimide",
"prize",
"sensors",
"Wearables"
] | The now-humble PCB was revolutionary when it came along, and the whole ecosystem that evolved around it has been a game changer in electronic design. But the PCB is just so… flat. Planar. Two-dimensional. As useful as it is, it gets a little dull sometimes.
Here’s your chance to break out of Flatland and explore the th... | 14 | 6 | [
{
"comment_id": "5946921",
"author": "Arthur Wolf",
"timestamp": "2019-03-06T17:10:46",
"content": "If your board can also count as a Smoothieboard v2 extension board ( has a gadgeteer port and some relation even a far one, to open-source digital fabrication ), we’ll send you a free Smoothieboard fo... | 1,760,374,015.864602 | ||
https://hackaday.com/2019/03/06/door-springs-and-neopixels-demonstrate-quantum-computing-principles/ | Door Springs And Neopixels Demonstrate Quantum Computing Principles | Dan Maloney | [
"Misc Hacks"
] | [
"accelerometer",
"capacitive",
"MPR121",
"neopixel",
"quantum computing",
"sensor",
"spring",
"Teensy"
] | They may be out of style now, and something of a choking hazard for toddlers, but there’s no denying that spring doorstops make a great sound when they’re “plucked” by a foot as you walk by. Sure, maybe not on a 2:00 AM bathroom break when the rest of the house is sleeping, but certainly when
used as sensors in this in... | 7 | 4 | [
{
"comment_id": "5946880",
"author": "alfcoder",
"timestamp": "2019-03-06T16:26:45",
"content": "https://www.youtube.com/watch?v=_eRvmVoKI0U",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "5946918",
"author": "Ren",
"timestamp": "2019-03-06T17:03:01",
... | 1,760,374,015.902986 | ||
https://hackaday.com/2019/03/06/1-trillion-usd-refund-pdf-enclosed/ | 1 Trillion USD Refund! (PDF Enclosed) | Pedro Umbelino | [
"Featured",
"Interest",
"Original Art",
"Security Hacks"
] | [
"digital signature",
"pdf",
"security",
"vulnerability"
] | Security researchers have found that it is possible to
alter a digitally signed PDF
without invalidating its signatures. To demonstrate it, they produced a fake document “refund order” of $1,000,000,000,000 dollars, with a valid signature from Amazon. This sparked my attention, since I was quite sure that they didn’t u... | 5 | 3 | [
{
"comment_id": "5946818",
"author": "Leithoa",
"timestamp": "2019-03-06T15:51:44",
"content": "At the end of paragraph 7:“This makes the software to properly calculate the signature hash but it skips the added part since it was not referenced in the byte ranges.”I assume this should read ‘this make... | 1,760,374,015.942748 | ||
https://hackaday.com/2019/03/06/hacking-the-ipod-nano-display-beautiful/ | Hacking The IPod Nano Display: Beautiful! | Lewin Day | [
"classic hacks"
] | [
"display",
"gui",
"ipod nano",
"littlevgl"
] | The 6th Generation iPod Nano was something of a revelation on launch. Packing a color screen, audio hardware, and a rechargable battery into a package no bigger than a large postage stamp remains impressive to this day. They’re now being used in various maker projects for their displays, but if you’re doing so, you mig... | 14 | 6 | [
{
"comment_id": "5946659",
"author": "Wibble",
"timestamp": "2019-03-06T13:09:51",
"content": "Absolutely awesome piece of work. What are the chances of soldering a BGA like that successfully in a DIY reflow oven? Please, China, can you make up breakout boards based on this design???",
"parent_... | 1,760,374,016.130105 |
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