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https://hackaday.com/2021/11/14/propel-paper-planes-bisect-sausages-with-electromagnets/ | Propel Paper Planes, Bisect Sausages With Electromagnets | Chris Wilkinson | [
"Science",
"Weapons Hacks"
] | [
"electromagnet",
"linear motor",
"Railgun"
] | Are you
still
launching paper airplanes using your hands? That’s like a baby’s toy! [Tom Stanton] and his homebrew
electromagnetic rail launcher
are sure to bring your paper airplane game into the 21st century.
To be fair, these kinds of linear motors can be used for more than just launching paper airplanes, and can al... | 7 | 6 | [
{
"comment_id": "6399064",
"author": "vib",
"timestamp": "2021-11-15T10:14:58",
"content": "Brilliant! If this tool can bisect sausages, it might be worth using in multiplying earthworms. If one makes a battery of those guns, fast-speed, parallel earthworms bisection becomes possible. Of course, can... | 1,760,372,885.974913 | ||
https://hackaday.com/2021/11/14/hexagonal-mirror-array-hides-hidden-message/ | Hexagonal Mirror Array Hides Hidden Message | Donald Papp | [
"Art",
"Software Hacks"
] | [
"hexagonal mirror",
"hidden message",
"mirror array",
"projector",
"proposal"
] | [Ben Bartlett] recently got engaged, and the proposal had a unique bit of help in the form of
a 3D-printed hexagonal mirror array, whose mirrors are angled just right to spell out a message with the reflections
. A small test is shown above projecting a heart, but the real deal was a bigger version reflecting the messa... | 18 | 7 | [
{
"comment_id": "6399031",
"author": "The Commenter Formerly Known As Ren",
"timestamp": "2021-11-15T04:18:09",
"content": "What a great hack!",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "6399044",
"author": "Oopsitsaflame",
"timestamp": "2021-11-15T... | 1,760,372,885.855214 | ||
https://hackaday.com/2021/11/14/hackaday-links-november-14-2021/ | Hackaday Links: November 14, 2021 | Dan Maloney | [
"Hackaday Columns",
"Hackaday links",
"Slider"
] | [
"hackaday links"
] | If you’re an infrastructure dweeb, it’s hard to drive past an electrical substation and not appreciate the engineering involved in building something like that. A moment’s thought will also make it hard to miss just how vulnerable a substation is to attack, especially those located way out in the hinterlands. And now w... | 21 | 7 | [
{
"comment_id": "6398991",
"author": "Barriageloon",
"timestamp": "2021-11-15T00:11:57",
"content": "The History Guy recently did a video of the British doing a balloon based attack on Nazi Europe’s power grid using surplus balloons trailing wires. It apparently had some success.https://www.youtube... | 1,760,372,886.037973 | ||
https://hackaday.com/2021/11/14/forget-radio-transmitting-with-neutrons/ | Forget Radio! Transmitting With Neutrons | Al Williams | [
"Science"
] | [
"communication",
"neutron",
"on off keying",
"radiation"
] | Throughout history, people have devised ways to send information across long distances. For centuries we relied on smoke signals, semaphores, and similar physical devices. Electricity changed everything. First the telegraph and then radio transformed communications. Now researchers at the University of Lancaster have d... | 50 | 19 | [
{
"comment_id": "6398954",
"author": "LordNothing",
"timestamp": "2021-11-14T21:14:59",
"content": "neutrons are one thing but when you can reliably detect neutrinos and modulate the emissions of same, then you could do through planet communications and get the best possible ping times while elimina... | 1,760,372,885.937089 | ||
https://hackaday.com/2021/11/14/tiny-talisman-warns-wearer-about-uv-exposure/ | Tiny Talisman Warns Wearer About UV Exposure | Dan Maloney | [
"Art",
"ATtiny Hacks",
"Wearable Hacks"
] | [
"attiny84",
"coin cell",
"jewelry",
"metalworking",
"TTP223",
"uv",
"uv index",
"UV-A",
"UV-C",
"VEML6075"
] | Given how important our Sun is, our ancestors can be forgiven for seeing it as a god. And even now that we know what it actually is and how it works, it’s not much of a reach to think that the Sun pours forth evil spirits that can visit disease and death on those who bask too long in its rays. So
an amulet of protectio... | 14 | 7 | [
{
"comment_id": "6398939",
"author": "Mike",
"timestamp": "2021-11-14T19:46:06",
"content": "” Sun pours forth evil spirits ” Ya ok…. Time to put the crack pipe down.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6398944",
"author": "Gravis",
... | 1,760,372,886.095028 | ||
https://hackaday.com/2021/11/13/a-one-servo-mechanical-seven-segment-display/ | A One-Servo Mechanical Seven-Segment Display | Dan Maloney | [
"Misc Hacks"
] | [
"7 segment",
"cam",
"digit",
"display",
"follower",
"linkage",
"mechanical",
"servo",
"seven segment"
] | The seven-segment display may be a bit prosaic after all these years, but that doesn’t mean there aren’t ways to spice it up. Coming up with a mechanical version of the typical photon-based display is a popular project, of which we’ve seen plenty of examples over the years. But
this seven-segment display
is quite a mec... | 21 | 8 | [
{
"comment_id": "6398777",
"author": "Gravis",
"timestamp": "2021-11-13T18:30:24",
"content": "This is a furby-esque design. It would only be closer by linking multiple digits to flip through the time using a cheap-o geared motor and a current sensor to detect when a digit flipped.",
"parent_id... | 1,760,372,885.756342 | ||
https://hackaday.com/2021/11/13/peek-behind-the-curtains-conference-badge-design/ | Peek Behind The Curtains: Conference Badge Design | Elliot Williams | [
"cons",
"Hackaday Columns"
] | [
"2021 Hackaday Remoticon",
"badgelife",
"badges",
"conferences"
] | In the before-times, back when we could have in-person Hackaday Supercons, there was always the problem of the badge. Making a few hundred small electronic thingies, for a smart but broad range of hackers, is tricky. We always want it to do
something
all on its own, but also ideally to allow enough free range that the ... | 4 | 2 | [
{
"comment_id": "6399075",
"author": "Ren",
"timestamp": "2021-11-15T10:51:35",
"content": "Those new badges look as slick … as a pancakeB^)",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "6399204",
"author": "The Commenter Formerly Known As Ren",
"time... | 1,760,372,885.796043 | ||
https://hackaday.com/2021/11/13/using-vhdl-to-generate-discrete-logic-pcb-designs/ | Using VHDL To Generate Discrete Logic PCB Designs | Lewin Day | [
"FPGA",
"Software Hacks"
] | [
"ASIC",
"fpga",
"verilog",
"vhdl"
] | VHDL and Verilog are hardware description languages, used to describe and define logic circuits. They’re typically used to design ASICs and to program FPGAs, essentially using software to define hardware. However, [Tim] has done something altogether quite creative, creating tools to take VHDL and Verilog
and spit out P... | 36 | 13 | [
{
"comment_id": "6398740",
"author": "YGDES",
"timestamp": "2021-11-13T12:11:46",
"content": "And look at his GitHub project too !",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "6398741",
"author": "YGDES",
"timestamp": "2021-11-13T12:20:28",
"cont... | 1,760,372,886.174399 | ||
https://hackaday.com/2021/11/13/gimballed-omnirotor-goes-over-great-obstacles/ | Gimballed Omnirotor Goes Over Great Obstacles | Ryan Flowers | [
"drone hacks",
"The Hackaday Prize"
] | [
"2021 Hackaday Prize",
"coaxial",
"gimbal",
"gimballed",
"obstacle course",
"omnirotor",
"Search and Rescue"
] | What can drive on the ground, hop in the air, and continuously move its coaxial rotor assembly without ever having to reset its position? The answer is [New Dexterity]’s
Omnirotor All-Terrain Platform
.
Although still very much a prototype, the video below the break shows that the dexterity claimed by Omnirotor isn’t j... | 6 | 3 | [
{
"comment_id": "6398728",
"author": "Zach",
"timestamp": "2021-11-13T10:24:13",
"content": "I’m no aerospace expert but wouldn’t a flying device whose source of thrust is located in its center of mass have a lot of trouble carrying any form of useful payload ?",
"parent_id": null,
"depth": ... | 1,760,372,886.267217 | ||
https://hackaday.com/2021/11/12/the-spiced-cider-must-flow/ | The Spiced (Cider) Must Flow | Matthew Carlson | [
"cooking hacks",
"Holiday Hacks"
] | [
"cider",
"cider press",
"grinder"
] | A fresh-squeezed glass of orange juice with breakfast seems like a trope that’s straight from a late 1980s sitcom. Making orange juice is easy; press until the liquid comes out. Apple juice (and, by extension, apple cider) is the same principle but requires much more force to squeeze out the juice. So what if you, like... | 18 | 8 | [
{
"comment_id": "6398714",
"author": "genixia",
"timestamp": "2021-11-13T07:37:12",
"content": "Those looking to build an apple mill for smaller quantities should also consider a new stainless steel garbage disposal unit. A bit of plywood and a 2×4 makes a tray to mount it on. Sit it on sawhorses ... | 1,760,372,886.222215 | ||
https://hackaday.com/2021/11/12/exploring-the-healing-power-of-cold-plasma/ | Exploring The Healing Power Of Cold Plasma | Tom Nardi | [
"Medical Hacks",
"Science"
] | [
"electrode",
"helium",
"high voltage",
"plasma",
"Plasma Channel"
] | It probably won’t come as much surprise to find that a blast of hot plasma can be used to sterilize a surface. Unfortunately, said surface is likely going to look a bit worse for wear afterwards, which limits the usefulness of this particular technique. But as it turns out, it’s possible to generate a so-called “cold” ... | 22 | 10 | [
{
"comment_id": "6398711",
"author": "KVG",
"timestamp": "2021-11-13T06:36:54",
"content": "Just in time for a project at work that could use something like this.",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "6398715",
"author": "Joseph Eofd",
"timest... | 1,760,372,886.519647 | ||
https://hackaday.com/2021/11/12/a-guide-to-designing-a-custom-rc-controller/ | A Guide To Designing A Custom RC Controller | Lewin Day | [
"Misc Hacks"
] | [
"controller",
"photogrametry",
"radio control"
] | These days, there are tons of RC controllers out there of all shapes and sizes. However, if you want to build something with just the right amount of buttons and sticks for your application, you might want to design something yourself.
That’s precisely what [Sebastian] did.
The project actually began some time ago, wit... | 5 | 4 | [
{
"comment_id": "6398693",
"author": "rpavlik",
"timestamp": "2021-11-13T00:32:29",
"content": "I love that housing design, looks really cool. In a way it kind of looks like a Razer Hydra controller with some extra inputs, but that’s not too surprising since a Hydra can serve as a model for a pretty... | 1,760,372,886.308773 | ||
https://hackaday.com/2021/11/12/m5paper-gets-open-source-weather-display-firmware/ | M5Paper Gets Open Source Weather Display Firmware | Tom Nardi | [
"Microcontrollers",
"Software Hacks"
] | [
"ESP32",
"firmware",
"M5Paper",
"open source",
"weather display"
] | We know you like soldering irons, we’re quite fond of them ourselves. But the reality is, modular components and highly capable development boards allow the modern hardware hacker to get things done with far less solder smoke then ever before. In fact, sometimes all you need to finish your project is the right code.
Ca... | 25 | 8 | [
{
"comment_id": "6398510",
"author": "Ren",
"timestamp": "2021-11-12T10:39:33",
"content": "Don’t get me wrong, the guy did a good job, but sometimes it would be interesting to see eink project revolving around something else than weather displays and crypto trackers..",
"parent_id": null,
"... | 1,760,372,887.036568 | ||
https://hackaday.com/2021/11/11/three-dimensional-design-yields-compact-seven-segment-hex-displays/ | Three-Dimensional Design Yields Compact Seven-Segment Hex Displays | Adam Zeloof | [
"hardware",
"Retrocomputing"
] | [
"cpu",
"microcontroller",
"pic",
"seven segment display"
] | Computers, from the simplest to the most complex, aren’t very useful if they can’t provide feedback to a user. Whether that interface takes the form of a monitor, a speaker, or a simple LED, there’s almost always some kind of output. One of the most ubiquitous is the ever-present seven-segment display. They’re small, t... | 10 | 4 | [
{
"comment_id": "6398478",
"author": "YGDES",
"timestamp": "2021-11-12T06:22:07",
"content": "It’s a recurring subject !https://hackaday.io/project/8270-pictiland more generally :https://hackaday.io/list/116456-hexadecimal-displays",
"parent_id": null,
"depth": 1,
"replies": []
},
{
... | 1,760,372,886.945079 | ||
https://hackaday.com/2021/11/11/palm-os-reincarnate/ | Palm OS: Reincarnate | Matthew Carlson | [
"Retrocomputing",
"Software Hacks"
] | [
"operating system",
"os",
"PalmOS",
"programming",
"pumpkinOS",
"raspberry pi"
] | [pmig96] loves PalmOS and has set about on the arduous task of
reimplementing PalmOS from scratch, dubbing it Pumpkin OS
. Pumpkin OS can run on x86 and ARM at native speed as it is not an emulator. System calls are trapped and intercepted by Pumpkin OS. Because it doesn’t emulate, Palm apps currently need to be recomp... | 26 | 8 | [
{
"comment_id": "6398451",
"author": "Ken",
"timestamp": "2021-11-12T03:18:24",
"content": "I like the “not implemented yet” technique – I’m certain he didn’t invent it, but for a project like this it keeps him from wasting time implementing calls that will never be used.",
"parent_id": null,
... | 1,760,372,887.201718 | ||
https://hackaday.com/2021/11/11/ledboy-is-a-retro-modern-handheld-game/ | LEDBOY Is A Retro-Modern Handheld Game | Lewin Day | [
"Games"
] | [
"game",
"gaming",
"gaming console",
"handheld",
"handheld gaming console"
] | Back in the 1970s, there were a few LED-based games on the market that were quickly superseded by the rise of LCDs and other fancier technologies. However, [grossofabian] wanted to recreate that classic style of game but with more modern hardware. The result is the LEDBOY, a colorful handheld game
built in tribute to t... | 3 | 3 | [
{
"comment_id": "6398430",
"author": "Ren",
"timestamp": "2021-11-12T01:00:46",
"content": "Mattel handheld football and baseball were LED games of the late 1970s.",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "6398519",
"author": "Sean Patrick Huberty",
... | 1,760,372,886.980623 | ||
https://hackaday.com/2021/11/11/build-your-own-hv-capacitors/ | Build Your Own HV Capacitors | Al Williams | [
"how-to",
"Misc Hacks"
] | [
"capacitor",
"high voltage",
"hv capacitor"
] | Finding high voltage capacitors can be tricky. Sure, you can buy these capacitors, but they are often expensive and hard to find exactly what you want. [RachelAnne] needed some low-value variable capacitors that would work at 100 kV.
So she made some
.
Instead of fabricating the plates directly, these capacitors use la... | 28 | 10 | [
{
"comment_id": "6398377",
"author": "Moryc",
"timestamp": "2021-11-11T21:13:16",
"content": "Back in early 2000’s in Poland we made HV capacitors by taking two rolls of garden foil (the kind that is used for simple greenhouses) and roll of aluminum foil. One unwinds the garden foil roll, covers it ... | 1,760,372,886.810942 | ||
https://hackaday.com/2021/11/11/motorcycle-rally-computer-goes-open-source/ | Motorcycle Rally Computer Goes Open Source | Adam Zeloof | [
"Transportation Hacks"
] | [
"ESP32",
"gps",
"motorcycle",
"racing",
"Rally"
] | Motorcycle rally racing is a high-speed, exciting, off-road motorsport that involves zipping across all types of terrain on two wheels. While riding, it’s extremely important for riders to know what’s coming up next — turns, straightaways, stream crossings, the list goes on. Generally, this is handled by a roadbook — ... | 6 | 3 | [
{
"comment_id": "6398411",
"author": "geocrasher",
"timestamp": "2021-11-11T23:40:23",
"content": "This is SUCH a slick project, and there’s so much to unravel with it. The human and project management side of it is also quite fascinating. Very well done, Matias!",
"parent_id": null,
"depth"... | 1,760,372,887.08568 | ||
https://hackaday.com/2021/11/11/so-whats-up-with-all-these-crazy-event-networks-then/ | So. What’s Up With All These Crazy Event Networks Then? | Jenny List | [
"cons",
"Network Hacks",
"Rants",
"Wireless Hacks"
] | [
"network",
"wi-fi",
"wireless",
"wpa2"
] | As an itinerant Hackaday writer I am privileged to meet the people who make up our community as I travel the continent in search of the coolest gatherings. This weekend I’ve made the trek to the east of the Netherlands for the ETH0 hacker camp, in a camping hostel set in wooded countryside. Sit down, connect to the net... | 21 | 12 | [
{
"comment_id": "6398347",
"author": "Perry Harrington",
"timestamp": "2021-11-11T18:49:40",
"content": "I really have to ask “what’s the point” when all of my connections are TLS encrypted.Yes, you can sniff the TLS and get the SNI to know what I am connecting to, so what?The battlefield is in the ... | 1,760,372,887.263048 | ||
https://hackaday.com/2021/11/11/rolling-your-own-long-range-iot-sensor-network/ | Rolling Your Own Long-Range IoT Sensor Network | Tom Nardi | [
"Microcontrollers",
"Wireless Hacks"
] | [
"802.15.4",
"CC1312",
"FT232",
"IoT",
"Wireless sensor"
] | Homebrew wireless sensors are nothing new around these parts: grab an ESP8266, hang a BME280 from the I2C pins, and you’re just a few lines of code away from joining the Internet of Things on your own terms. Builds like this are so cheap and easy that they make an excellent first project for folks looking to get into t... | 7 | 4 | [
{
"comment_id": "6398404",
"author": "localroger",
"timestamp": "2021-11-11T23:24:59",
"content": "My experience is that ESP32 and ESP8266 modules using the peer to peer ESPNow protocol have better range and are more reliable than actual Zigbee hardware used by some of the manufacturers we represent... | 1,760,372,887.304976 | ||
https://hackaday.com/2021/11/11/scientific-honesty-and-quantum-computings-latest-theoretical-hurdle/ | Scientific Honesty And Quantum Computing’s Latest Theoretical Hurdle | Al Williams | [
"Featured",
"Rants",
"Science",
"Slider"
] | [
"fermions",
"majorana",
"quantum computing",
"rants",
"topological quantum computing"
] | Quantum computers are really in their infancy. If you created a few logic gates with tubes back in the 1930s, it would be difficult to predict all the ways we would use computers today. However, you could probably guess where at least some of the problems would lie in the future. One of the things we are pretty sure wi... | 25 | 10 | [
{
"comment_id": "6398317",
"author": "Hellion666",
"timestamp": "2021-11-11T16:04:31",
"content": "It depends on the problem/solution?One example that is often discussed is factoring large numbers and possibly breaking encryption.If the QC generates only a few possible solutions that can be easily c... | 1,760,372,887.1422 | ||
https://hackaday.com/2021/11/11/trying-and-mostly-failing-to-3d-print-a-hydrofoil/ | Trying And (Mostly) Failing To 3D Print A Hydrofoil | Matthew Carlson | [
"3d Printer hacks"
] | [
"3d printed",
"boat",
"hydrofoil"
] | [Sam Barker] had a boring dingy that he wanted to spice up a bit, so
he resolved to 3D print a hydrofoil wing for it so that it could fly across the water.
(Video, embedded below.)
With a large wing designed and sliced into several pieces, and a total print time of 200 hours, [Sam] was ready to glue the foil wing toget... | 5 | 3 | [
{
"comment_id": "6398352",
"author": "Alex99a",
"timestamp": "2021-11-11T19:22:31",
"content": "Ship?",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6398371",
"author": "Brad",
"timestamp": "2021-11-11T20:52:46",
"content": "Looks lik... | 1,760,372,887.343116 | ||
https://hackaday.com/2021/11/11/the-game-of-life-moves-pretty-fast-if-you-dont-use-stop-motion-you-might-miss-it/ | The Game Of Life Moves Pretty Fast, If You Don’t Use Stop Motion You Might Miss It | Matthew Carlson | [
"FPGA",
"Games"
] | [
"conways game of life",
"fpga",
"game of life"
] | Munged Ferris Bueller quotes aside, Conway’s Game of Life is the classic cellular automata that we all reach for. The usual approach is to just iterate over every cell in the grid, computing the next state into a new grid buffer. [K155LA3] set out to turn that on its head by
implementing Game Of Life in the hardware of... | 12 | 7 | [
{
"comment_id": "6398220",
"author": "RÖB",
"timestamp": "2021-11-11T09:19:37",
"content": "LOL it’s all LUTs. 90% on an Artix 7.Dare I say – too much parallelization.If the VGA has to go out sequentially at a fixed rate then it makes sense to use address multiplexed serial processing and a much muc... | 1,760,372,887.474978 | ||
https://hackaday.com/2021/11/10/8floppy-on-your-pc/ | 8″ Floppy On Your PC? | Al Williams | [
"Retrocomputing"
] | [
"8 inch floppy disk",
"floppy",
"floppy disk",
"trs80"
] | We should probably have a new metric for measuring mass storage performance: bytes per pound. An old IBM tape drive from the S/360 days, for example, could hold almost 6 megabytes of data. It also weighed more than a typical refrigerator. Today, a tiny postage-stamp-sized card can hold gigabytes of data and weighs — at... | 52 | 19 | [
{
"comment_id": "6398175",
"author": "Joshua",
"timestamp": "2021-11-11T06:29:55",
"content": "Thank you for this article!I saw the video a few days ago already, but it’s cool that it’s mentioned here.From what I can tell, the ‘issue’ with 8″ diskette drives is (or was) that they were made for the o... | 1,760,372,887.733594 | ||
https://hackaday.com/2021/11/10/linux-on-the-windows-11-desktop/ | Linux On The Windows 11 Desktop | Roger Cheng | [
"Linux Hacks"
] | [
"linux",
"Wayland",
"windows",
"Windows 11",
"windows subsystem for Linux",
"wsl",
"x11"
] | A month ago Microsoft officially released Windows 11. One of its features is the ability to run Linux GUI applications side by side as peers to normal Windows desktop apps.
[Jim Salter] of
Ars Technica
took a closer look
and declared it works as advertised.
This is an evolution of the Windows Subsystem for Linux (WSL),... | 38 | 19 | [
{
"comment_id": "6398159",
"author": "linux101",
"timestamp": "2021-11-11T04:31:09",
"content": "I’m proud to have zero windows-10 and windows-11 experience",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6398399",
"author": "Steve Leach",
"ti... | 1,760,372,887.851558 | ||
https://hackaday.com/2021/11/10/arduino-piano-tuner-is-pitch-perfect/ | Arduino Piano Tuner Is Pitch Perfect | Al Williams | [
"Arduino Hacks",
"Musical Hacks"
] | [
"dds",
"piano",
"piano tuning"
] | [JanHerman] knows that tuning musical instruments is all about precision and that precision is measured in a logarithmic unit called a cent. A cheap tuner unit might be accurate to 1.5 cents which sounds good until you look at one for ten times the price and find it is accurate to 0.1 cents. So you can spend $800 for p... | 16 | 4 | [
{
"comment_id": "6398157",
"author": "Assad Ebrahim",
"timestamp": "2021-11-11T04:18:43",
"content": "Very cool! And nicely written up too.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6398666",
"author": "Marcelo",
"timestamp": "2021-11-1... | 1,760,372,887.904045 | ||
https://hackaday.com/2021/11/12/low-cost-computer-gesture-control-with-an-i2c-sensor/ | Low-Cost Computer Gesture Control With An I2C Sensor | Tom Nardi | [
"Arduino Hacks",
"Peripherals Hacks"
] | [
"arduino",
"Digispark",
"gesture control",
"i2c",
"sensor",
"usb hid"
] | Controlling your computer with a wave of the hand seems like something from science fiction, and for good reason. From
Minority Report
to
Iron Man
, we’ve seen plenty of famous actors controlling their high-tech computer systems by wildly gesticulating in the air. Meanwhile, we’re all stuck using keyboards and mice lik... | 6 | 4 | [
{
"comment_id": "6398686",
"author": "purplepeopleated",
"timestamp": "2021-11-12T23:37:36",
"content": "don’t lie lose.",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "6398689",
"author": "CityZen",
"timestamp": "2021-11-13T00:01:23",
"content": "M... | 1,760,372,887.952462 | ||
https://hackaday.com/2021/11/12/centaur-costume-features-drinks-cooler-and-walking-legs/ | Centaur Costume Features Drinks Cooler And Walking Legs | Lewin Day | [
"Beer Hacks"
] | [
"beer",
"cooler",
"drink",
"drinks"
] | Let’s say it’s Halloween, and you’re a big fan of centaurs. At the same time, you want to be easily able to store your drinks on ice and always have them to hand. Well, this costume from [David Yakos]
might be the one for you.
Construction is simple. Two small bike wheels were fitted to the cooler using bits of a broke... | 4 | 4 | [
{
"comment_id": "6398695",
"author": "jibé",
"timestamp": "2021-11-13T01:40:13",
"content": "[facepalm]…and funny !",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "6398704",
"author": "Gravis",
"timestamp": "2021-11-13T03:27:38",
"content": "Not wha... | 1,760,372,887.649723 | ||
https://hackaday.com/2021/11/12/halloween-game-lets-you-shoot-zombies-with-a-laser-powered-crossbow/ | Halloween Game Lets You Shoot Zombies With A Laser-Powered Crossbow | Robin Kearey | [
"Games",
"Holiday Hacks"
] | [
"halloween",
"Jetson Nano",
"laser pointer",
"zombies"
] | Suppose you were looking for all the essential elements to make a great Halloween-themed shooting game. Zombies? Check. Giant “lasers”? Check. Crossbows shooting forks? We’ve got you covered. Check out “
Fork The Zombies
“, which was set up by [piles.of.spam] to entertain the neighborhood kids this Halloween.
The game ... | 1 | 1 | [
{
"comment_id": "6399165",
"author": "JoJo",
"timestamp": "2021-11-15T20:12:06",
"content": "That is pretty slick…might have to try something like that on my PC to play some House of the Dead!",
"parent_id": null,
"depth": 1,
"replies": []
}
] | 1,760,372,887.775381 | ||
https://hackaday.com/2021/11/12/hackaday-podcast-144-jigs-jigs-jigs-faberge-mic-paranomal-electronics-and-a-60-tube-nixie-clock/ | Hackaday Podcast 144: Jigs Jigs Jigs, Fabergé Mic, Paranomal Electronics, And A 60-Tube Nixie Clock | Mike Szczys | [
"Hackaday Columns",
"Podcasts"
] | [
"Hackaday Podcast"
] | Hackaday editors Elliot Williams and Mike Szczys get caught up on the week that was. Two builds are turning some heads this week; one uses 60 Nixie tube bar graphs to make a clock that looks like the sun’s rays, the other is a 4096 RGB LED Cube (that’s 12,288 total diodes for those counting at home) that leverages a to... | 2 | 2 | [
{
"comment_id": "6398694",
"author": "CMH62",
"timestamp": "2021-11-13T01:35:20",
"content": "Loved the story on the Weird Al video. Somehow, that specific song and video had escaped my radar screen … thx for highlighting it!I still remember being in high school long ago and a kid coming to class w... | 1,760,372,888.126594 | ||
https://hackaday.com/2021/11/12/automated-air-cannon-shoots-smoke-rings/ | Automated Air Cannon Shoots Smoke Rings | Lewin Day | [
"classic hacks"
] | [] | Air cannons are fun, and became a part of mainstream culture with the popular Airzooka toy. Of course, cocking and firing the Airzooka gets tiring after a while, and they’re kind of a little small. This build from [1alembic]
delivers on both those counts.
Cool, huh?
The result is a bigger air cannon that repeatedly fir... | 13 | 4 | [
{
"comment_id": "6398605",
"author": "Dustin Evans",
"timestamp": "2021-11-12T16:25:37",
"content": "Is the fog machine automated as well? i was looking for a way to trigger a fog machine via an arduino or something similar.",
"parent_id": null,
"depth": 1,
"replies": [
{
"... | 1,760,372,888.090951 | ||
https://hackaday.com/2021/11/12/this-week-in-security-unicode-strikes-npm-again-and-first-steps-to-ps5-crack/ | This Week In Security: Unicode Strikes, NPM Again, And First Steps To PS5 Crack | Jonathan Bennett | [
"Hackaday Columns",
"News",
"Security Hacks",
"Slider"
] | [
"0-day",
"REvil",
"This Week in Security"
] | Maybe we really were better off with ASCII. Back in my day, we had space for 256 characters, didn’t even use 128 of them, and we took what we got. Unicode opened up computers to the languages of the world, but also opened
an invisible backdoor
. This is a similar technique to last week’s Trojan Source story. While Troj... | 33 | 11 | [
{
"comment_id": "6398582",
"author": "Thomas R McNeill",
"timestamp": "2021-11-12T15:28:14",
"content": "You can test a 0 day on your clients and report it the same time. It isn’t like they can fix it immediately which gives you plenty of time to test defenses.",
"parent_id": null,
"depth":... | 1,760,372,888.19433 | ||
https://hackaday.com/2021/11/12/is-this-12-layer-pcb-coil-the-next-step-in-ferrofluid-displays/ | Is This 12-layer PCB Coil The Next Step In Ferrofluid Displays? | Dave Rowntree | [
"Misc Hacks"
] | [
"electromagnet",
"ferrofluid",
"fetch"
] | [Applied Procrastination] is in the business of vertical ferrofluid displays, but struggles somewhat with the electromagnets available off the shelf and the proliferation of wiring that results. [Carl Bugeja] is in the business of making PCB coils, both with rigid and flex PCB substrates, so when the
opportunity for a ... | 21 | 9 | [
{
"comment_id": "6398526",
"author": "none",
"timestamp": "2021-11-12T12:18:58",
"content": "[Applied Procrastination][AP][Simen from AP][Simen][Carl Bugeja][Carl]pick one and stick to it?",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6398536",
"aut... | 1,760,372,888.249242 | ||
https://hackaday.com/2021/11/14/those-bullet-effects-in-terminator-2-werent-cgi/ | Those Bullet Effects InTerminator 2Weren’t CGI | Donald Papp | [
"classic hacks",
"Weapons Hacks"
] | [
"cgi",
"special effects",
"stan winston",
"T2",
"terminator"
] | Remember
Terminator 2
? Guns were nearly useless against the murderous T-1000, played by Robert Patrick. Bullets fired at the “liquid metal” robot resulted only in a chrome-looking bullet splash that momentarily staggered the killing machine. The effects were done by Stan Winston, who died in 2008, but a video and shor... | 25 | 11 | [
{
"comment_id": "6398918",
"author": "DainBramage",
"timestamp": "2021-11-14T16:07:56",
"content": "Fascinating!I had no idea that those were practical effects!",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "6398921",
"author": "Bort",
"timestamp": "20... | 1,760,372,888.352917 | ||
https://hackaday.com/2021/11/14/stardew-valley-preferences-bot-is-a-gift-to-the-player/ | Stardew ValleyPreferences Bot Is A Gift To The Player | Kristina Panos | [
"Arduino Hacks",
"Games"
] | [
"Arduino Leonardo",
"computer vision",
"Lattepanda",
"lcd screen",
"opencv",
"Stardew Valley",
"video game automation"
] | It seems like most narrative games have some kind of drudgery built in. You know, some tedious and repetitious task that you absolutely must do if you want to succeed. In
Stardew Valley
, that thing is gift giving, which earns you friendship points just like in real life. More important than the giving itself is that e... | 1 | 1 | [
{
"comment_id": "6399125",
"author": "Sophie",
"timestamp": "2021-11-15T16:40:17",
"content": "Bit OTT a solution 😂 there’s a mod called ‘look up anything’ where you can hover over anyone/thing and click F1 to see all the info, including their favourite gifts, what time/season/weather to catch that... | 1,760,372,888.287988 | ||
https://hackaday.com/2021/11/14/arcade-machine-pack-and-play/ | Arcade Machine Pack And Play | Matthew Carlson | [
"Games",
"Raspberry Pi"
] | [
"3d printed",
"arcade",
"arcade cabinet",
"hidden",
"raspberry pi",
"secret"
] | There’s something about the large imposing wooden box of an arcade machine that lends a confident presence to a room. The problem with a tall and heavy box is that it takes up quite a bit of space and readily draws the eye. So [Alexandre Chappel]
set out to avoid that and build an arcade machine that could hide in plai... | 3 | 2 | [
{
"comment_id": "6398990",
"author": "HackJack",
"timestamp": "2021-11-14T23:28:29",
"content": "Nice idea. But I wonder if this build can withstand the abuse of 2 arcade players at the same time.BTW, I found similar products:https://www.amazon.com/dp/B07R686S11,https://www.amazon.com/dp/B08W33JHP1M... | 1,760,372,888.51668 | ||
https://hackaday.com/2021/11/13/prototyping-your-way-to-better-prototypes/ | Prototyping Your Way To Better Prototypes | Kristina Panos | [
"classic hacks",
"how-to"
] | [
"cardboard",
"chipboard",
"paper pulp",
"prototype"
] | If you’ve ever made a prototype of something before making the “real” one or even the final prototype, you probably already know that hands-on design time can’t be beat. There’s really no substitute for the insight you will glean from having a three-dimensional thing to hold and turn over in your hands for a full asses... | 13 | 6 | [
{
"comment_id": "6398865",
"author": "GrizzlyAdams",
"timestamp": "2021-11-14T06:25:07",
"content": "“Eco Friendly” and “Wireless Phone Charger” are mutually exclusive things. Wireless phone chargers by their nature are wasteful of electricity, with at least 30% of energy being wasted (Qi’s own doc... | 1,760,372,888.561102 | ||
https://hackaday.com/2021/11/13/bluetooth-rc-car-packs-in-a-few-sensors/ | Bluetooth RC Car Packs In A Few Sensors | Lewin Day | [
"Microcontrollers",
"Robots Hacks"
] | [
"bluetooth",
"robot",
"seeed wio terminal"
] | Have you ever been walking around the house, desperate to know the ambient temperature, humidity, and barometric pressure? Have you ever wanted to capture that data with a small remote-controlled platform? If so, this project from [TUENHIDIY] will be exactly
what you’ve been looking for.
The little remote-control car i... | 4 | 3 | [
{
"comment_id": "6398857",
"author": "Needleroozer",
"timestamp": "2021-11-14T04:45:17",
"content": "Last link is bad:https://hackaday.com/wp-admin/post.php?post=445889&action=editShould behttps://hackaday.com/2020/11/11/rotary-plotter-draws-on-bottles/",
"parent_id": null,
"depth": 1,
"... | 1,760,372,888.601066 | ||
https://hackaday.com/2021/11/13/improving-a-mini-lathe-with-a-few-clever-hacks/ | Improving A Mini-Lathe With A Few Clever Hacks | Dan Maloney | [
"Tool Hacks"
] | [
"carriage",
"engraving",
"lathe",
"machining",
"metalwork",
"milling",
"mini lathe",
"tools"
] | Like many budget machinists, the delightfully optimistically named [We Can Do That Better] had trouble with some of the finer controls on his import mini-lathe. But rather than suffer through it,
he chose to rectify the machine’s shortcomings
and in the process, teach everyone a bunch of great tips.
[We Can Do That Bet... | 21 | 8 | [
{
"comment_id": "6398851",
"author": "The Gambler",
"timestamp": "2021-11-14T04:09:01",
"content": "ok interesting work and well done I will give it to them for that. However at this point just put a cheap set of chinese glass scales on it for a DRO. the resolution will be better and imho be way m... | 1,760,372,888.658024 | ||
https://hackaday.com/2021/11/13/opengl-machine-learning-runs-on-low-end-hardware/ | OpenGL Machine Learning Runs On Low-End Hardware | Tom Nardi | [
"Software Hacks"
] | [
"machine learning",
"neural network",
"opengl",
"opengl es",
"shader"
] | If you’ve looked into GPU-accelerated machine learning projects, you’re certainly familiar with NVIDIA’s CUDA architecture. It also follows that you’ve checked the prices online, and know how expensive it can be to get a high-performance video card that supports this particular brand of parallel programming.
But what i... | 16 | 6 | [
{
"comment_id": "6398821",
"author": "M",
"timestamp": "2021-11-13T22:02:36",
"content": "Pytorch, one of the two most popular machine learning toolkits, is slowly picking up support for running on top of the vulkan graphics API. The support is intended for running machine learning models on android... | 1,760,372,888.838627 | ||
https://hackaday.com/2021/11/10/kinetic-log-splitter-gets-the-job-done-kinetically/ | Kinetic Log Splitter Gets The Job Done Kinetically | Lewin Day | [
"Misc Hacks"
] | [
"firewood",
"log",
"Log splitter",
"wood"
] | Swinging an axe to split firewood is great exercise and a wonderful way to blow off steam. However, if you’re not a muscled-up Hollywood character that needs to do some emotional processing, it can get pretty dull. Building a powered log splitter could make the work less strenuous,
as [Made in Poland] demonstrates.
(Vi... | 37 | 14 | [
{
"comment_id": "6398080",
"author": "I didn't do it.",
"timestamp": "2021-11-10T21:09:44",
"content": "Nope.The work required to get wood up onto this contraption is greater than that required to put wood onto a low stump and swing a splitting maul.A Polish labor saving device indeed.But a good add... | 1,760,372,888.783676 | ||
https://hackaday.com/2021/11/10/the-hackaday-remoticon-2-badge-an-exercise-in-your-own-ingenuity/ | The Hackaday Remoticon 2 Badge: An Exercise In Your Own Ingenuity | Jenny List | [
"cons"
] | [
"2021 Hackaday Remoticon",
"badge",
"badgelife"
] | The twin challenges of the pandemic and now the semiconductor shortage have been particularly hard on the designers of event badges, as events have been cancelled and uncertain supply issues render their task impossible. When an event goes virtual, how do you even
start
to produce a badge for it? Make the badge and rel... | 7 | 3 | [
{
"comment_id": "6398075",
"author": "Ren",
"timestamp": "2021-11-10T20:31:56",
"content": "So, I can use the board with 0.1″ (2.54mm) hole spacing for SAO.bis connectors.A 555 (or 558) should solder on easily enough too.",
"parent_id": null,
"depth": 1,
"replies": [
{
"com... | 1,760,372,888.700585 | ||
https://hackaday.com/2021/11/10/sulfur-hexafluoride-the-nightmare-greenhouse-gas-thats-just-too-useful-to-stop-using/ | Sulfur Hexafluoride: The Nightmare Greenhouse Gas That’s Just Too Useful To Stop Using | Maya Posch | [
"Featured",
"Interest",
"Original Art",
"Science",
"Slider"
] | [
"fluorinated gases",
"global warming",
"sf6",
"sulfur hexafluoride"
] | Sulfur hexafluoride (SF
6
) is not nearly as infamous as CO
2
, with the latter getting most of the blame for anthropogenic climate change. Yet while measures are being implemented to curb the release of CO
2
, for SF
6
the same does not appear to be the case, despite the potentially much greater impact that SF
6
has. ... | 75 | 22 | [
{
"comment_id": "6398048",
"author": "Ren",
"timestamp": "2021-11-10T18:22:36",
"content": "So, I guessed I missed the part about _how_ SF6 contributes to AGW.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6398063",
"author": "PRN",
"timesta... | 1,760,372,889.250624 | ||
https://hackaday.com/2021/11/10/a-breathtaking-circuit-sculpture-clock/ | A Breathtaking Circuit Sculpture Clock | Dan Maloney | [
"Art",
"clock hacks"
] | [
"Circuit Sculpture",
"clock",
"digital",
"led"
] | Here at Hackaday, we pride ourselves on bringing you the very freshest of hacks. But that doesn’t mean we catch all the good stuff the first time around, and occasionally we get a tip on an older project that really should have been covered the first time around.
This remarkable circuit sculpture clock
is a perfect exa... | 8 | 4 | [
{
"comment_id": "6398047",
"author": "Chris",
"timestamp": "2021-11-10T18:16:32",
"content": "This looks stunning, I wish I could see a video!",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6398049",
"author": "Ren",
"timestamp": "2021-11-10T... | 1,760,372,888.883057 | ||
https://hackaday.com/2021/11/10/nfc-performance-its-all-in-the-antenna/ | NFC Performance: It’s All In The Antenna | Jenny List | [
"Hackaday Columns",
"Radio Hacks",
"Slider"
] | [
"antenna",
"NFC",
"NFC tag",
"radio",
"RF",
"tuned circuit",
"vna"
] | NFC tags are a frequent target for experimentation, whether simply by using an app on a mobile phone to interrogate or write to tags, by incorporating them in projects by means of an off-the-shelf module, or by designing a project using them from scratch. Yet they’re not always easy to get right, and can often give dis... | 15 | 7 | [
{
"comment_id": "6398037",
"author": "Martin Sivak",
"timestamp": "2021-11-10T17:15:26",
"content": "The cheap readers sometimes have unsuitable components too. The rated frequency and rated current of the coils is the first thing to check. Ermok described that few years ago herehttps://forum.mikroe... | 1,760,372,888.940657 | ||
https://hackaday.com/2021/11/10/hacked-punch-out-controlled-with-actual-punches/ | Hacked Punch-Out Controlled With Actual Punches | Dave Rowntree | [
"Games",
"Nintendo Hacks"
] | [
"emscripten",
"fceux",
"MoveNet",
"nes",
"posture",
"USB CopyNES"
] | In a slightly safer departure away from jetpack roller-skating and flinging around bolts of lightning, [Ian Charnas] has been hacking retro video games. After a lot of hard work [Ian] has managed to
add pose estimation to control the character in the NES boxing game “Punch-Out.”
Surely he can’t get hurt doing that? No,... | 6 | 3 | [
{
"comment_id": "6398002",
"author": "Ren",
"timestamp": "2021-11-10T15:06:23",
"content": "Just put thumbtacks inside the gloves, you’ll get painful feedback with every punch.Or, in keeping with Hackaday commenters…Just put a few DIP 555 chips in the gloves, you’ll get painful feedback with every p... | 1,760,372,889.045316 | ||
https://hackaday.com/2021/11/10/3d-printed-absolute-encoder-is-absolutely-wonderful/ | 3D Printed Absolute Encoder Is Absolutely Wonderful | Adam Zeloof | [
"hardware",
"Misc Hacks"
] | [
"3d printed",
"actuator",
"knob",
"robotics",
"rotary encoder"
] | When you need to record the angle of something rotating, whether it’s a knob or a joint in a robotic arm, absolute rotary encoders are almost always the way to go. They’re cheap, they’re readily available, and it turns out
you can make a pretty fantastic one out of a magnetic sensor, a zip tie, and a skateboard bearing... | 25 | 7 | [
{
"comment_id": "6397949",
"author": "none",
"timestamp": "2021-11-10T10:46:34",
"content": "It’s a 3D printed knob, not a 3D printed encoder. But you knew that…",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6397951",
"author": "Moryc",
"tim... | 1,760,372,889.310589 | ||
https://hackaday.com/2021/11/09/ibm-pcjr-from-1984-keeps-todays-clocks-running-in-sync/ | IBM PCjr From 1984 Keeps Today’s Clocks Running In Sync | Robin Kearey | [
"Retrocomputing"
] | [
"IBM PCjr",
"SNTP",
"time server"
] | We’ve gotten used to the fact that the clocks on our internet-connected computers and smartphones are always telling the right time. Time servers, provided by a variety of government agencies as well as tech giants, provide them with the exact time and date thanks to accurate atomic clocks and the clever Network Time P... | 33 | 13 | [
{
"comment_id": "6397914",
"author": "irox",
"timestamp": "2021-11-10T06:47:51",
"content": "Files? With timestamps?You were lucky. We lived with writing timestamps on the inlay of the audio cassette we kept in a shoebox.",
"parent_id": null,
"depth": 1,
"replies": [
{
"co... | 1,760,372,889.37505 | ||
https://hackaday.com/2021/11/09/faster-ipa-recycling-for-your-resin-print-workflow/ | Faster IPA Recycling For Your Resin Print Workflow | Al Williams | [
"3d Printer hacks"
] | [
"alcohol",
"alum",
"aluminum sulfate",
"aluminum sulphate",
"IPA",
"recycling",
"resin"
] | If you’ve printed with photopolymer resins, you know that you need alcohol. Lots of alcohol. It makes sense that people would like to reuse the alcohol both to be environmentally responsible and to save a little money. The problem is that the alcohol eventually becomes so dirty that you have to do something. Given time... | 30 | 12 | [
{
"comment_id": "6397909",
"author": "Eldowr",
"timestamp": "2021-11-10T05:13:15",
"content": "I’m unreasonably sad that this has nothing to do with hoppy beers…",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6397924",
"author": "Elliot Williams",
... | 1,760,372,889.436398 | ||
https://hackaday.com/2021/11/09/most-fdm-printers-are-also-filament-dryers-with-a-little-help/ | Most FDM Printers Are Also Filament Dryers (with A Little Help) | Al Williams | [
"3d Printer hacks"
] | [
"dryer",
"drying",
"filament dryer"
] | If you’ve printed with an FDM printer, you probably know there are many interrelated factors to getting a good print. One key item is the dryness of the filament. When you first crack your plastic open, it should be dry. Most filament is packed in a sealed bag with desiccant in it. But if you have the filament out for ... | 13 | 9 | [
{
"comment_id": "6397885",
"author": "John",
"timestamp": "2021-11-10T01:39:05",
"content": "I’ve used the food dehydrator before. It didn’t work. It just deformed the filament and made it wavy to the point that it would jam my bowden tube. Maybe lower temp and longer drying time was the solution, b... | 1,760,372,889.479543 | ||
https://hackaday.com/2021/11/09/streamline-your-smd-assembly-process-with-3d-printed-jigs/ | Streamline Your SMD Assembly Process With 3D-Printed Jigs | Adam Zeloof | [
"3d Printer hacks"
] | [
"3d printing",
"jig",
"pcb assembly",
"smd",
"soldering",
"stencil"
] | Your brand-new PCBs just showed up, and this time you even remembered to order a stencil. You lay the stencil on one of the boards, hold it down with one hand, and use the other to wipe some solder paste across…. and the stencil shifts, making a mess and smearing paste across the board. Wash, rinse (with some IPA, of c... | 12 | 8 | [
{
"comment_id": "6397849",
"author": "Ghent The Slicer",
"timestamp": "2021-11-09T21:28:12",
"content": "Very nice project. I used to make 3D printed jigs to hold through hole connectors and stuff while I’m soldering the other side, but modeling these by hand takes time.",
"parent_id": null,
... | 1,760,372,891.400889 | ||
https://hackaday.com/2021/11/09/this-0-filament-drybox-needs-nearly-no-parts/ | This $0 Filament Drybox Needs Nearly No Parts | Donald Papp | [
"3d Printer hacks"
] | [
"3d printing",
"desiccant",
"drybox",
"filament"
] | All 3D printer filament benefits from being kept as dry as possible, but some are more sensitive to humidity than others. The best solution is a drybox; a sealed filament container, usually with some desiccant inside. But in a pinch,
[Spacefan]’s quick and dirty $0 drybox solution
is at least inspiring in terms of simp... | 20 | 9 | [
{
"comment_id": "6397819",
"author": "MW",
"timestamp": "2021-11-09T19:48:24",
"content": "Looks to me like this design will put a bit of a strain on the extruder and/or filament. Kudos for the attempt though. I hope it doesn’t cause any issues for him. Myself, I’ll use one of the plastic container ... | 1,760,372,891.166934 | ||
https://hackaday.com/2021/11/09/nasas-new-moon-missions-are-happening-really-soon/ | NASA’s New Moon Missions Are Happening Really Soon | Lewin Day | [
"Current Events",
"Featured",
"Original Art",
"Slider",
"Space"
] | [
"Artemis",
"artemis mission",
"artemis program",
"nasa",
"orion",
"space",
"Space Launch System"
] | NASA first landed a human on the moon back in 1969, and last achieved the feat in December 1972. In the intervening years, there have been few other missions to Earth’s primary natural satellite. A smattering of uncrewed craft have crashed into the surface, while a mere handful of missions have achieved a soft landing,... | 40 | 17 | [
{
"comment_id": "6397814",
"author": "Will",
"timestamp": "2021-11-09T19:19:46",
"content": "“Literally being built out of old Space Shuttle parts doesn’t say much for its high-tech credentials.”That’s what happens when your budget gets decimated",
"parent_id": null,
"depth": 1,
"replies... | 1,760,372,891.301776 | ||
https://hackaday.com/2021/11/09/not-your-average-nixie-tube-clock/ | Not Your Average Nixie Tube Clock | Dan Maloney | [
"clock hacks"
] | [
"clock",
"ESP-8266",
"fpga",
"IN-9",
"nixie",
"radial"
] | When it comes to Nixie clocks, we all pretty much know what to expect: a bunch of Nixies with some RGB LEDs underneath, a wooden case of some sort, and maybe some brass gears or fittings for that authentic steampunk look. It’s not that we don’t appreciate these builds, but the convergent designs can be a little much so... | 10 | 5 | [
{
"comment_id": "6397790",
"author": "That kid",
"timestamp": "2021-11-09T17:29:10",
"content": "realized that 60 on the tubesrealized that 60 onf the tubes",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6397791",
"author": "That kid",
"times... | 1,760,372,891.521546 | ||
https://hackaday.com/2021/11/09/teardown-analog-radionic-analyzer/ | Teardown: Analog Radionic Analyzer | Tom Nardi | [
"Hackaday Columns",
"Slider",
"Teardown"
] | [
"air variable capacitor",
"alternative medicine",
"fraud",
"snake oil",
"variable capacitor"
] | Have you ever looked up a recipe online, and before you got to the ingredients, you had to scroll through somebody’s meandering life story? You just want to know how many cans of tomato paste to buy, but instead you’re reading about cozy winter nights at grandma’s house? Well, that’s where you are right now, friend. Ex... | 67 | 24 | [
{
"comment_id": "6397761",
"author": "Bryant Underwood",
"timestamp": "2021-11-09T15:28:41",
"content": "Thanks for this great work. A terrific public service. About 35 years ago, I did a similar teardown for a family member that paid a crazy amount for one of these devices. The version I opened ... | 1,760,372,891.742161 | ||
https://hackaday.com/2021/11/09/flip-dot-oscilloscope-is-flippin-awesome/ | Flip-Dot Oscilloscope Is Flippin’ Awesome | Adam Zeloof | [
"Misc Hacks"
] | [
"arduino",
"ESP32",
"flip-dot",
"oscilloscope"
] | Oscilloscope displays have come a long way since the round phosphor-coated CRTs that adorned laboratories of old. Most modern scopes ship with huge, high-definition touch screens that, while beautiful, certainly lack a bit of the character that classic scopes brought to the bench. It’s a good thing that hackers like [b... | 6 | 6 | [
{
"comment_id": "6397736",
"author": "jcwren",
"timestamp": "2021-11-09T12:19:14",
"content": "That’s pretty cool :) Maybe he could add a link to the Youtube video in the README.md file on GitHub.",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "6397739",
"... | 1,760,372,891.478767 | ||
https://hackaday.com/2021/11/09/development-of-magnetic-locking-idea-shows-great-progress/ | Development Of Magnetic Locking Idea Shows Great Progress | Dave Rowntree | [
"Misc Hacks"
] | [
"Magnetic levitation",
"Magnetic Locking"
] | No matter how its done, with whatever level of fakery, magnetic levitation just looks cool. We don’t know about you, but merely walking past the tackiest gadget shop, the displays of levitating and rotating objects always catches our eye. Superconductors aside, these devices are pretty much all operating in the same w... | 18 | 8 | [
{
"comment_id": "6397706",
"author": "Mike Massen, Perth, Western Australia",
"timestamp": "2021-11-09T09:23:06",
"content": "Thought provoking, great timing for this post, Thanks for bringing this to our attention :-)Fwiw. Been working on a lesser known aspect of electro-magnetism in relation to to... | 1,760,372,891.219763 | ||
https://hackaday.com/2021/11/08/pokemon-time-capsule/ | Pokemon Time Capsule | Matthew Carlson | [
"Games",
"Nintendo Game Boy Hacks",
"Nintendo Hacks"
] | [
"FRAM",
"gameboy",
"nvram",
"pokemon",
"sram"
] | The precious Pokemon we spent hours capturing in the early nineties remain trapped, not just by pokeballs, but within a cartridge ravaged by time. Generally, Pokemon games before the GameBoy Advance era had SRAM and a small coin cell to save state as NVRAM (Non-volatile random access memory) was more expensive. These c... | 17 | 7 | [
{
"comment_id": "6397678",
"author": "Josiah David Gould",
"timestamp": "2021-11-09T06:27:51",
"content": "This is quite similar to the mod for Sega Saturns to replace the SRAM with FRAM since the battery tends to die very very quickly in that console.",
"parent_id": null,
"depth": 1,
"r... | 1,760,372,891.351675 | ||
https://hackaday.com/2021/11/08/south-korean-kslv-2-nuri-rocket-almost-orbits/ | South Korean KSLV-2 Nuri Rocket Almost Orbits | Chris Lott | [
"News",
"Space"
] | [
"KSLV",
"Nuri",
"rockets",
"south korea"
] | There was a bit of excitement recently at the Naro Space Center on Outer Naro Island, just off the southern coast of the Korea Peninsula. The domestically developed South Korean
Nuri rocket
departed on its inaugural flight from launch pad LB-2 at 5pm in the afternoon on Thursday, 21 Oct. The previous launch in the KSLV... | 4 | 2 | [
{
"comment_id": "6397673",
"author": "Gravis",
"timestamp": "2021-11-09T05:11:54",
"content": "Now this is one Korean rocket test that I can support. ;)",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6397679",
"author": "daveboltman",
"timest... | 1,760,372,891.11127 | ||
https://hackaday.com/2021/11/08/visualizing-audio-with-an-lcd-vu-meter/ | Visualizing Audio With An LCD VU Meter | Adam Zeloof | [
"Arduino Hacks"
] | [
"audio",
"lcd arduino",
"sound reactive",
"VU meter"
] | We all love seeing data represented in pretty ways — whether it’s necessary or not. Take VU meters for example. They’re a super useful tool for audio editors to balance signals, but they also look
really
cool, even if you’re only listening to music. Who didn’t use a Winamp skin with a built-in VU meter back in the day?... | 6 | 4 | [
{
"comment_id": "6397632",
"author": "Ren",
"timestamp": "2021-11-09T00:26:14",
"content": "Nice!But I would have liked it even more if the Gain control, instead of going to 100 percent, would have gone to 11!B^)",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "... | 1,760,372,891.438448 | ||
https://hackaday.com/2021/11/08/reballing-and-a-steady-hand-makes-a-raspberry-pi-800/ | Reballing And A Steady Hand Makes A Raspberry Pi 800 | Jenny List | [
"Raspberry Pi"
] | [
"bga",
"memory",
"raspberry pi",
"Raspberry Pi 800"
] | The all-in-one Raspberry Pi 400 computer is a capable device, but those seeking its maximum power may be disappointed by its 4 GB of memory. When the Pi 4 and Compute Module 4 have double that figure, surely the Pi 400 could catch up! A reddit user called [Pi800] rose to the challenge by
replacing the 4 GB chip from th... | 41 | 13 | [
{
"comment_id": "6397591",
"author": "William Moore",
"timestamp": "2021-11-08T21:06:13",
"content": "Mb and not GB?",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6397616",
"author": "Elliot Williams",
"timestamp": "2021-11-08T22:04:45",
... | 1,760,372,891.821333 | ||
https://hackaday.com/2021/11/08/last-call-for-hackaday-remoticon-shirts/ | Last Call For Hackaday Remoticon Shirts | Mike Szczys | [
"contests"
] | [
"2021 Hackaday Remoticon",
"shirt",
"t-shirt"
] | Hackaday conferences have a long history of excellent T-shirt designs and this year’s Remoticon is no different. If you want one of your own, you need get on that before Friday. The only way to score on is to
buy one of the
T-Shirt + General Admission
tickets
by November 11th — it gets you into all of the conference ev... | 3 | 2 | [
{
"comment_id": "6397685",
"author": "Unfocused",
"timestamp": "2021-11-09T07:48:28",
"content": "Will there be an .ICS calendar feed available for the talk schedule?",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "6397910",
"author": "Comedicles",
"tim... | 1,760,372,891.860841 | ||
https://hackaday.com/2021/11/08/own-the-night-with-this-ludicrously-bright-diy-flashlight/ | Own The Night With This Ludicrously Bright DIY Flashlight | Dan Maloney | [
"LED Hacks"
] | [
"aluminum",
"COB",
"cree",
"flashlight",
"led",
"machining"
] | If you’re a flashlight person, you know that there’s little you would do to get the brightest, most powerful, most ridiculous flashlight possible. You might even decide to
build yourself a ludicrously powerful flashlight
, like [Maciej Nowak] did.
If you choose the DIY route, be warned that it’s probably not going to b... | 27 | 8 | [
{
"comment_id": "6397575",
"author": "Dan",
"timestamp": "2021-11-08T19:35:12",
"content": "two of these would make for some great (off-road) fog lights",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "6397578",
"author": "johnrpm",
"timestamp": "2021-11... | 1,760,372,892.010504 | ||
https://hackaday.com/2021/11/08/linux-fu-automatic-header-file-generation/ | Linux Fu: Automatic Header File Generation | Al Williams | [
"Hackaday Columns",
"Linux Hacks",
"Skills",
"Slider"
] | [
"fossil",
"header file",
"Linux Fu",
"makeheaders"
] | I’ve tried a lot of the “newer” languages and, somehow, I’m always happiest when I go back to C++ or even C. However, there is one thing that gets a little on my nerves when I go back: the need to have header files with a declaration and then a separate file with almost the same information duplicated. I constantly mak... | 22 | 9 | [
{
"comment_id": "6397563",
"author": "PWalsh",
"timestamp": "2021-11-08T18:32:04",
"content": "The header is part of your documentation. It’s a good place to put module descriptions, list the class-local variables, list the public function calls, and put any usage notes. Also a copyright notice of s... | 1,760,372,892.338 | ||
https://hackaday.com/2021/11/08/heavy-copper-pcb-hack-chat/ | Heavy-Copper PCB Hack Chat | Dan Maloney | [
"Hackaday Columns"
] | [
"Hack Chat"
] | Join us on Wednesday, November 10 at noon Pacific for the
Heavy Copper PCBs Hack Chat
with
Mark Hughes
and Greg Ziraldo!
For as useful as printed circuit boards are, they do seem a little flimsy at times. With nothing but a thin layer — or six — of metal on the board, and ultra-fine traces that have to fit between a de... | 23 | 10 | [
{
"comment_id": "6397546",
"author": "WereCatf",
"timestamp": "2021-11-08T17:13:38",
"content": "Huh. I had never realized that these were a thing. I mean, in hindsight it’s obvious that they’d be a thing, but it’s just not something that had ever occurred to me.",
"parent_id": null,
"depth"... | 1,760,372,892.267746 | ||
https://hackaday.com/2021/11/08/adafruit-avrprog-grows-updi-interface-support/ | Adafruit AVRProg Grows UPDI Interface Support | Dave Rowntree | [
"Arduino Hacks"
] | [
"arduino",
"embedded",
"UPDI"
] | Making a small number of things with an embedded application is pretty straightforward, you usually simply plug in a programmer or debugger dongle (such as an AVRISP2) into your board with an appropriate adaptor cable, load your code into whatever IDE tool is appropriate for the device and hit the program button. But w... | 11 | 8 | [
{
"comment_id": "6397540",
"author": "Viktor",
"timestamp": "2021-11-08T16:32:54",
"content": "They still use fuses :D I remember the pain associated with them :D",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6397903",
"author": "WestfW",
"t... | 1,760,372,892.0624 | ||
https://hackaday.com/2021/11/08/smaller-is-sometimes-better-why-electronic-components-are-so-tiny/ | Smaller Is Sometimes Better: Why Electronic Components Are So Tiny | Robin Kearey | [
"Engineering",
"Featured",
"Parts",
"Slider"
] | [
"antennas",
"capacitors",
"discrete components",
"inductors",
"miniaturization",
"moore's law",
"resistors",
"transistors"
] | Perhaps the second most famous law in electronics after Ohm’s law is
Moore’s law
: the number of transistors that can be made on an integrated circuit doubles every two years or so. Since the physical size of chips remains roughly the same, this implies that the individual transistors become smaller over time. We’ve co... | 34 | 21 | [
{
"comment_id": "6397515",
"author": "Gravis",
"timestamp": "2021-11-08T15:32:32",
"content": "Smaller is better but at a certain point you are just doing microfabrication the hard way.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6397536",
"author... | 1,760,372,892.149812 | ||
https://hackaday.com/2021/11/08/the-raspberry-pi-cm4-begets-a-form-factor/ | The Raspberry Pi CM4 Begets A Form Factor | Jenny List | [
"hardware"
] | [
"compute module 4",
"Radxa CM3",
"raspberry pi"
] | It has become the norm for single-board computers to emerge bearing more than a passing resemblance to the Raspberry Pi, as the board from Cambridge sets the hardware standard for its many competitors. This trend has taken an interesting new turn, as a new board has emerged that doesn’t sport the familiar 40-pin connec... | 34 | 11 | [
{
"comment_id": "6397473",
"author": "Andrew Copland",
"timestamp": "2021-11-08T12:07:47",
"content": "I think you mean 8 GB instead of 8 MB",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6397528",
"author": "Jenny List",
"timestamp": "2021-1... | 1,760,372,892.402567 | ||
https://hackaday.com/2021/11/08/adding-brakes-to-actuated-fingers/ | Adding Brakes To Actuated Fingers | Bryan Cockfield | [
"Robots Hacks"
] | [
"brake",
"electrical muscle stimulation",
"ems",
"exoskeleton",
"finger",
"hand",
"robot",
"sign language",
"university of chicago"
] | Building exoskeletons for people is a rapidly growing branch of robotics. Whether it’s improving the natural abilities of humans with added strength or helping those with disabilities, the field has plenty of room for new inventions for the augmentation of humans. One of the latest comes to us from a team out of the Un... | 10 | 4 | [
{
"comment_id": "6397474",
"author": "Tisp",
"timestamp": "2021-11-08T12:08:49",
"content": "I wanted to do this for my thesis! To bad I couldn’t ffindthe materials (parts) to do it. So we had to do a radio controlled (by Wi-Fi) toy car with a camera and stuff. Proyects like this have been featured ... | 1,760,372,892.199837 | ||
https://hackaday.com/2021/11/07/flip-chip-kicad-templates/ | Flip-Chip KiCad Templates | Chris Lott | [
"Retrocomputing"
] | [
"DEC",
"flip-chip",
"KiCAD",
"PDP-8"
] | We like retro-computing and we like open source standards that allow easy project sharing. Vintage DEC computer enthusiast [Jay Logue] combines both of these
in his recent project on GitHub
, where he shares several KiCad templates for making your own Flip-Chip modules. Although named after the semiconductor packaging ... | 13 | 6 | [
{
"comment_id": "6397437",
"author": "k-ww",
"timestamp": "2021-11-08T06:40:11",
"content": "Back in the late ’60s / early ’80s, I had discovered IBM module connectors on Canal Street [NYC], and standardized my boards [hand etched] using that format. I end drilled some1/4 rods to use as un & wrapp... | 1,760,372,892.458393 | ||
https://hackaday.com/2021/11/07/got-anything-to-talk-about-these-dutch-hackers-want-you-to-say-it-to-them/ | Got Anything To Talk About? These Dutch Hackers Want You To Say It To Them | Jenny List | [
"cons"
] | [
"call for participation",
"cfp",
"hacker camp",
"MCH2021"
] | As we head into another Northern Hemisphere pandemic winter and hope that things won’t be quite as bad this year, next summer seems an extremely long time away in the future. But it will be upon us sooner than we might think, and along with it will we hope come a resumption of full-scale hacker camps. One of the bigges... | 2 | 2 | [
{
"comment_id": "6397443",
"author": "Sebastius",
"timestamp": "2021-11-08T07:12:42",
"content": "And if presenting is not your thing, you can contribute to the camp in various other ways such as helping to organize it or as a volunteer doing various shifts. We have many vacancies in the organisatio... | 1,760,372,892.530939 | ||
https://hackaday.com/2021/11/07/hackaday-links-november-7-2021/ | Hackaday Links: November 7, 2021 | Dan Maloney | [
"Hackaday Columns",
"Hackaday links"
] | [
"baloon",
"geolocation",
"hackaday links",
"Hubble",
"Jack Skellington",
"Jet Pack Man",
"observatory",
"solar",
"Starlink",
"uv"
] | More trouble for Hubble this week as
the space observatory’s scientific instruments package entered safe mode again
. The problems started back on October 25, when the Scientific Instrument Command and Data Handling Unit, or SI C&DH, detect a lack of synchronization messages from the scientific instruments — basically,... | 3 | 3 | [
{
"comment_id": "6397393",
"author": "Ostracus",
"timestamp": "2021-11-08T01:10:35",
"content": "Hey, if “balloons” is good enough for Roswell, then it’s good enough for “Jet Pack Man”.",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "6397406",
"author": "Lo... | 1,760,372,892.496988 | ||
https://hackaday.com/2021/11/07/halloween-hack-requires-minimum-code-produces-maximum-fun/ | Halloween Hack Requires Minimum Code, Produces Maximum Fun | Adam Zeloof | [
"Holiday Hacks"
] | [
"blockly",
"ESP32",
"Espruino",
"halloween",
"nodered",
"raspberry pi"
] | Every year, [Conor O’Neill] hacks something together to spook and entertain trick-or-treaters who happen by his home on Halloween. He’s noticed a pattern — every year the project involves a mess of code, often slapped together using different frameworks and languages. Attempting to alleviate that, and maybe make things... | 11 | 4 | [
{
"comment_id": "6397357",
"author": "Arthur Mezins",
"timestamp": "2021-11-07T22:30:42",
"content": "Seriously? Who would do such an outrageous thing when kids are expected? Adults — … maybe, but KIDS? Maybe a cat, dog, or even lion “roar”, but no, this ain’t cool dude.",
"parent_id": null,
... | 1,760,372,892.581648 | ||
https://hackaday.com/2021/11/07/diy-wunderwaffe-and-others-make-up-this-open-source-arsenal/ | DIY Wunderwaffe And Others Make Up This Open-Source Arsenal | Kristina Panos | [
"3d Printer hacks",
"how-to"
] | [
"call of duty",
"model",
"prop",
"prop building",
"vacuum tubes",
"wunderwaffe"
] | Unless you stay up all night and have a dozen printers going, it’s probably way too late to make
one of these beautiful prop weapons
designed by [Andrew] of The Ray Gun Project in time for Halloween. Most of them are from Call of Duty: Zombies, though there is an awesome little disco grenade from Fortnite as well.
All ... | 17 | 6 | [
{
"comment_id": "6397326",
"author": "mjrippe",
"timestamp": "2021-11-07T18:32:01",
"content": "So this will take nearly a year to print? ;)",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6397403",
"author": "John",
"timestamp": "2021-11-08T0... | 1,760,372,892.989854 | ||
https://hackaday.com/2021/11/07/annoy-yourself-into-better-driving-with-this-turn-signal-monitor/ | Annoy Yourself Into Better Driving With This Turn Signal Monitor | Dan Maloney | [
"Transportation Hacks"
] | [
"arduino",
"ble",
"bmw",
"canbus",
"car",
"IMU",
"nano",
"turn signal"
] | Something like 99% of the people on the road at any given moment will consider themselves an above-average driver, something that’s as statistically impossible as it is easily disproven by casual observation. Drivers make all kinds of mistakes, but perhaps none as annoying and avoidable as failure to use their turn sig... | 44 | 18 | [
{
"comment_id": "6397301",
"author": "CampGareth",
"timestamp": "2021-11-07T15:41:20",
"content": "“even though a turn signal isn’t really called for — going around a roundabout, for example”Rules in your country may vary. In the UK you should use your indicators at least once while on a roundabout,... | 1,760,372,892.802146 | ||
https://hackaday.com/2021/11/05/diy-cnc-uses-lots-of-3d-printed-parts/ | DIY CNC Uses Lots Of 3D-Printed Parts | Al Williams | [
"cnc hacks"
] | [
"cnc",
"grbl"
] | There are probably almost as many DIY CNC designs as there are DIY CNCs. And there’s nothing wrong with that! We really liked [maxvfischer’s] documentation on
GitHub
for a machine he made based on a design by [Ivan Miranada].
In addition to a complete bill of materials, there are Fusion 360 files and very good instruct... | 21 | 6 | [
{
"comment_id": "6397002",
"author": "BrightBlueJim",
"timestamp": "2021-11-05T21:02:32",
"content": "NICE documentation. I also especially like that it doesn’t use expensive extrusions. Yeah, a little more work drilling, but it’s obviously a labor of love.",
"parent_id": null,
"depth": 1,... | 1,760,372,892.720569 | ||
https://hackaday.com/2021/11/05/eth0-autumn-2021-tiny-camp-manages-covid-precautions-indoors/ | ETH0 Autumn 2021: Tiny Camp Manages COVID Precautions Indoors | Jenny List | [
"cons",
"Hackaday Columns",
"Slider"
] | [
"COVID",
"eth0",
"hacker camp"
] | It’s tempting despite news of stubbornly higher-than-ideal COVID infection figures, to imagine that just maybe the world might be returning to some semblance of pre-pandemic normality. Where this is being written we’re a largely vaccinated population long out of lockdown, and though perhaps some of the pandemic pronoun... | 13 | 9 | [
{
"comment_id": "6396960",
"author": "donclark (@donclark)",
"timestamp": "2021-11-05T17:28:40",
"content": "Could you provide a link to the lighted ball in the main photo please?",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "6396962",
"author": "Sebastiu... | 1,760,372,893.22203 | ||
https://hackaday.com/2021/11/05/hackaday-podcast-143-more-magnesium-please-robot-bicep-curls-malamuds-general-index-and-are-you-down-with-emc/ | Hackaday Podcast 143: More Magnesium Please, Robot Bicep Curls, Malamud’s General Index, And Are You Down With EMC? | Mike Szczys | [
"Hackaday Columns",
"Podcasts",
"Slider"
] | [
"Hackaday Podcast"
] | Hackaday editors Mike Szczys and Elliot Williams catch up on a week’s worth of hacks. Get a grip on robot hands: there’s an eerily human one on offer this week. If you’re doing buck/boost converter design, the real learning is in high-frequency design patterns that avoid turning your circuits into unintentional radiato... | 0 | 0 | [] | 1,760,372,893.068675 | ||
https://hackaday.com/2021/11/05/homebrewed-voice-assistant-keeps-an-eye-on-air-quality/ | Homebrewed Voice Assistant Keeps An Eye On Air Quality | Lewin Day | [
"Misc Hacks"
] | [
"voice assistant"
] | Voice assistants are now available from a wide variety of companies, however, [7402] didn’t like the idea of these devices sending data off to the cloud for potentially-nefarious purposes. Thus, the goal became to build a home voice assistant that worked entirely offline,
and that’s precisely what [7402] achieved.
The ... | 3 | 3 | [
{
"comment_id": "6396983",
"author": "Olivier",
"timestamp": "2021-11-05T19:11:11",
"content": "Pretty cool! :DI’ve been trying to figure out how to make my google home mini into something thats not connected to google (as it already has decent microphones and wifi connectivity and a few more useful... | 1,760,372,893.03316 | ||
https://hackaday.com/2021/11/05/this-week-in-security-the-battle-against-ransomware-unicode-discourse-and-shrootless/ | This Week In Security: The Battle Against Ransomware, Unicode, Discourse, And Shrootless | Jonathan Bennett | [
"Hackaday Columns",
"News",
"Security Hacks",
"Slider"
] | [
"ransomware",
"shrootless",
"This Week in Security",
"unicode"
] | We talk about ransomware gangs quite a bit, but there’s another shadowy, loose collection of actors in that arena.
Emsisoft sheds a bit of light
on the network of researchers and law enforcement that are working behind the scenes to frustrate ransomware campaigns.
Darkside is an interesting case study. This is the grou... | 20 | 6 | [
{
"comment_id": "6396938",
"author": "preamp.org",
"timestamp": "2021-11-05T14:20:36",
"content": "Does that mean that FTP is now darknet? B^)",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6396958",
"author": "rclark",
"timestamp": "2021-11-... | 1,760,372,893.170086 | ||
https://hackaday.com/2021/11/05/the-metabolizer-is-turning-trash-into-treasure-even-faster-now/ | The Metabolizer Is Turning Trash Into Treasure Even Faster Now | Kristina Panos | [
"green hacks"
] | [
"3D printed trash",
"metabolization",
"plastic",
"recycling",
"trash"
] | Do you remember [Sam Smith]’s Metabolizer from a few years back? In case you’ve forgotten,
this baby takes trash and turns it into printed plastic objects
, and it’s solar-powered to boot. Although the Metabolizer didn’t win the 2018 Hackaday Prize, [Sam] and his machine won many achievements that year, including the O... | 5 | 5 | [
{
"comment_id": "6396907",
"author": "eckythump",
"timestamp": "2021-11-05T12:09:20",
"content": "Interesting. I wonder how the efficiency of converting the paper/cardboard input to liquid fuel to generate electricity compares with just burning it instead (and generating electricity using a steam tu... | 1,760,372,893.114585 | ||
https://hackaday.com/2021/11/05/battle-robot-uses-carbon-fiber-to-save-weight/ | Battle Robot Uses Carbon Fiber To Save Weight | Lewin Day | [
"Robots Hacks"
] | [] | ZAP! The saw is capable of delivering high-voltage discharges to damage its foes.
Combat robots come in all shapes and sizes, with regulating authorities often using weight limits to create a level playing field for competitors. [Hans Jørgen Grimstad] is building a robot to compete in a 4 kg class, and made some intere... | 9 | 4 | [
{
"comment_id": "6396884",
"author": "ThisGuy",
"timestamp": "2021-11-05T09:13:31",
"content": "I don’t think CFC is a good choice for armour like that. It’s not the greatest in terms of shatter/impact resistance. I think possibly a layup including one or more layers of aramid fibers would probably ... | 1,760,372,893.310666 | ||
https://hackaday.com/2021/11/07/this-robot-cant-keep-its-eyes-off-the-money/ | This Robot Can’t Keep Its Eyes Off The Money | Lewin Day | [
"Misc Hacks"
] | [
"money",
"opencv",
"robot"
] | Some say there’s no treasure quite as valuable as the almighty dollar. [Norbert Zare] likes alt-rock soundtracks on Youtube videos and robots obsessed with money,
so set about building the latter.
The project is fundamentally a simple one. A Raspberry Pi 3B+ is outfitted with a Pi Camera, and set up to control twin ser... | 6 | 4 | [
{
"comment_id": "6397280",
"author": "paulvdh",
"timestamp": "2021-11-07T13:16:55",
"content": "Euro’s don’t have faces on them.They just have ugly bridges.Before the Euro’s we had beautiful banknotes here in the Netherlands. Lighthouses, Snipes and other birds.Gosh, It’s only now that I realize tha... | 1,760,372,893.262694 | ||
https://hackaday.com/2021/11/07/heathkit-im-13-vtvm-repair/ | Heathkit IM-13 VTVM Repair | Al Williams | [
"Repair Hacks",
"Teardown"
] | [
"heathkit",
"vacuum tube voltmeter",
"voltmeter",
"vtvm"
] | If you are under a certain age, you might not know the initialism VTVM. It stands for vacuum tube voltmeter. At first glance, you might just think that was shorthand for “old voltmeter” but, in fact, a VTVM filled a vital role in the old days of measuring instruments. [The Radio Mechanic]
takes us inside a Heathkit IM-... | 16 | 8 | [
{
"comment_id": "6397285",
"author": "Col_Panek",
"timestamp": "2021-11-07T13:59:07",
"content": "Well, that took me back thirty years.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6397298",
"author": "Fred Love",
"timestamp": "2021-11-07T1... | 1,760,372,893.361334 | ||
https://hackaday.com/2021/11/06/spam-1-is-a-well-documented-discrete-cpu-with-an-impressive-software-library/ | SPAM-1 Is A Well-Documented Discrete CPU With An Impressive Software Library | Robin Kearey | [
"computer hacks"
] | [
"74xx",
"breadboard",
"CHIP-8",
"discrete cpu"
] | Here at Hackaday we love projects that are so well-documented that you can spend days reading up on what the designer has achieved. [John Lonergan] didn’t disappoint when he designed
the SPAM-1
, an 8-bit CPU built from discrete logic gates. His detailed log contains a wealth of information on such things as designing ... | 16 | 5 | [
{
"comment_id": "6397230",
"author": "Drone",
"timestamp": "2021-11-07T05:09:21",
"content": "Whew! Just in time to save humanity from the forever chip shortage.",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "6397256",
"author": "Anders Nielsen",
"time... | 1,760,372,893.602519 | ||
https://hackaday.com/2021/11/06/solar-cells-half-off/ | Solar Cells, Half Off | Al Williams | [
"News",
"Solar Hacks"
] | [
"photovoltaic",
"silicon",
"solar cell",
"Solar Cells",
"solar energy"
] | A company named Leap Photovoltaic claims they have a technology to
create solar panels without silicon wafers
which would cut production costs in half. According to [FastCompany] the cells are still silicon-based, but do not require creating wafers as a separate step or — as is more common — acquiring them as a raw mat... | 34 | 10 | [
{
"comment_id": "6397216",
"author": "Ostracus",
"timestamp": "2021-11-07T02:39:16",
"content": "And then there’s solar film.https://powerroll.solar/unique-solar-film/",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6397219",
"author": "Brian",
... | 1,760,372,893.55278 | ||
https://hackaday.com/2021/11/06/cheap-diy-mic-sounds-and-looks-damn-good/ | Cheap DIY Mic Sounds (And Looks) Damn Good | Adam Zeloof | [
"hardware",
"Musical Hacks"
] | [
"audio",
"diy",
"microphone",
"music",
"sound",
"usb mic"
] | As any musician, podcaster, or youtuber will be quick to tell you, there’s no substitute for a good microphone. They’ll also be quick to tell you all about their favorite microphone, why it’s better than all the others, and how much it cost (oh, and how
round
it sounds, whatever that means). But what if you could build... | 30 | 10 | [
{
"comment_id": "6397204",
"author": "Paul",
"timestamp": "2021-11-06T23:43:18",
"content": "Typo?viola? (not voilà?)Maybe a string quartet for the microphone?",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6397213",
"author": "Ren",
"timest... | 1,760,372,893.828965 | ||
https://hackaday.com/2021/11/06/tiny-wake-up-light-is-hugely-bright/ | ‘Tiny Wake-Up Light Is Hugely Bright | Kristina Panos | [
"ATtiny Hacks",
"Lifehacks"
] | [
"7805",
"artificial sunlight",
"attiny 2313",
"sunrise light"
] | Let’s face it — waking up is rough no matter what time of year it is. But the darkness of fall and winter makes it so much worse. In the past, [Maarten] has used music with increasing volume, but depending on the setup, it can be dodgy if you want to hear a different song each day and don’t have all your files volume-l... | 26 | 9 | [
{
"comment_id": "6397184",
"author": "Jan Helebrant (@jhelebrant)",
"timestamp": "2021-11-06T20:18:27",
"content": "I have bough wake-up light alarm clock some time ago but that time it only offered FM radio or sound and I also wanted some sound of increasing volume. For a long time I used the cloc... | 1,760,372,893.768548 | ||
https://hackaday.com/2021/11/06/groovin-with-a-gesture-controlled-mp3-player/ | Groovin’ With A Gesture-Controlled MP3 Player | Adam Zeloof | [
"Arduino Hacks"
] | [
"arduino",
"gesture control",
"mp3 player"
] | Touchscreens are great, but they’re not always the perfect solution. Trying to operate one with gloves on (even alleged “touchscreen-friendly” ones) can be cumbersome at best, and if the screen is on a publicly-shared device, such as a checkout kiosk it can easily become a home for bacteria, viruses and all sorts of ot... | 1 | 1 | [
{
"comment_id": "6397157",
"author": "Mark A Jones",
"timestamp": "2021-11-06T17:27:57",
"content": "To bad it doesn’t know the song that is playing :( That is my top requirement for an MP3 Player, then how much of the song is left to play, then misc info like release year, album title etc.",
"p... | 1,760,372,893.705109 | ||
https://hackaday.com/2021/11/04/prepare-for-wildfire-season-with-an-air-quality-monitor/ | Prepare For Wildfire Season With An Air Quality Monitor | Bryan Cockfield | [
"green hacks"
] | [
"3d printed",
"air quality",
"coretex",
"Feather",
"meter",
"oled",
"pollution",
"raspberry pi",
"rp2040"
] | For some reason, wildfire seasons in Australia, North America, and other places around the world seem to happen more and more frequently and with greater and greater fervor. Living in these areas requires special precautions, even for those who live far away from the fires. If you’re not sure if the wildfires are impac... | 12 | 6 | [
{
"comment_id": "6396864",
"author": "PMTwoPointFiveGrump",
"timestamp": "2021-11-05T06:24:20",
"content": "There have been a lot of these PM2.5 projects recently. This one looks very nice other than maybe the lack of external charging? I must have missed it because it would have to be there.BUT. ... | 1,760,372,893.668519 | ||
https://hackaday.com/2021/11/04/brain-implant-offers-artificial-vision-to-the-blind/ | Brain Implant Offers Artificial Vision To The Blind | Al Williams | [
"Medical Hacks",
"News",
"Science"
] | [
"blind",
"blindness",
"brain prosthesis",
"sight",
"vision",
"visual cortex"
] | Nothing makes you appreciate your vision more than getting a little older and realizing that it used to be better and that it will probably get worse. But imagine how much more difficult it would be if you were totally blind. That was what happened to [Berna Gomez] when, at 42, she developed a medical condition that de... | 12 | 5 | [
{
"comment_id": "6396841",
"author": "DainBramage",
"timestamp": "2021-11-05T02:57:25",
"content": "I just watched a video about this technology the other day. This looks like a very promising tech, especially with the prospect of future improvements.What an amazing time to be alive!",
"parent_i... | 1,760,372,894.128703 | ||
https://hackaday.com/2021/11/04/back-to-the-office-ergo-brings-a-bit-of-home-sweet-home/ | Back-to-the-Office Ergo Brings A Bit Of Home Sweet Home | Kristina Panos | [
"Peripherals Hacks"
] | [
"diy keyboard",
"keyboard",
"one-piece split keyboard",
"split keyboard"
] | We sure do love a good one-piece split keyboard, and it’s not just because you never have to worry about the halves drifting too far apart throughout the day, though that’s a big plus. For one thing, the angles are always just right without having to mess with anything, so muscle memory gets you back to the home row ev... | 12 | 4 | [
{
"comment_id": "6396850",
"author": "Ostracus",
"timestamp": "2021-11-05T04:11:20",
"content": "Certainly an improvement from the days of ergonomic keyboards using only membrane switches.",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "6396851",
"author": ... | 1,760,372,893.877775 | ||
https://hackaday.com/2021/11/04/big-rgb-led-cube-you-can-build-too/ | Big RGB LED Cube You Can Build Too | Dave Rowntree | [
"LED Hacks"
] | [
"LED cube",
"PD9823",
"rgb",
"Teensy 4.0"
] | LED cubes are really nothing new, many of us consider the building of a good sized one almost an electronics rite of passage that not so many manage to find the time or have the skill to pull off. It’s our pleasure to
draw your attention to a lovely build
, showing all the processes involved, the problems and the solut... | 35 | 14 | [
{
"comment_id": "6396779",
"author": "Darren",
"timestamp": "2021-11-04T20:28:25",
"content": "A small fortune for the LEDs alone.",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "6396781",
"author": "J.Cook",
"timestamp": "2021-11-04T20:35:39",
"con... | 1,760,372,894.037406 | ||
https://hackaday.com/2021/11/04/3d-printed-braiding-machine-will-show-you-the-ropes/ | 3D-Printed Braiding Machine Will Show You The Ropes | Kristina Panos | [
"The Hackaday Prize"
] | [
"2021 Hackaday Prize",
"braiding machine",
"maypole braider"
] | A maypole braider, aka a circular braider, is a type of horn gear braider that makes braided tubes, like one of those woven finger traps or that lovely bit of gutted paracord that’s jazzing up your otherwise boring DIY USB cable. They are called so because the action mimics the motion of a group of maypole dancers bobb... | 5 | 2 | [
{
"comment_id": "6396810",
"author": "CityZen",
"timestamp": "2021-11-04T22:01:28",
"content": "I was unable to see how a cable or other thing-to-be-braided could pass through this mechanism, so I googled maypole braiders and I see that a complete braiding machine would need not just two gears, but ... | 1,760,372,894.082324 | ||
https://hackaday.com/2021/11/04/three-more-remoticon-speakers-complete-the-lineup/ | Three More Remoticon Speakers Complete The Lineup | Kristina Panos | [
"cons",
"Hackaday Columns"
] | [
"2021 Hackaday Remoticon",
"presenters",
"Remoticon",
"talks"
] | You know, it’s hard to believe, but
Hackaday Remoticon 2021
is just two weeks away. Every year, we work hard to make the ‘con a little better and brighter than the one before it, and this year is no exception. We’ve already got a star-studded list of keynote speakers, and our list of inspiring talks seems to get longer... | 1 | 1 | [
{
"comment_id": "6397055",
"author": "Unfocused",
"timestamp": "2021-11-06T05:39:32",
"content": "Is there an .ICS calendar file available for the talk schedule?",
"parent_id": null,
"depth": 1,
"replies": []
}
] | 1,760,372,894.208722 | ||
https://hackaday.com/2021/11/04/spooky-winners-of-the-halloween-hackfest-contest/ | Spooky Winners Of The Halloween Hackfest Contest | Kristina Panos | [
"contests",
"Holiday Hacks"
] | [
"halloween",
"Halloween Hackfest",
"winners"
] | It was a tight race, but the results of
the Halloween Hackfest contest
are in. We asked you to scare up a terrifying build in one of three categories, and as usual, you didn’t disappoint! These three hackers have each won a $150 shopping spree at Digi-Key to fund their future frights.
Best Undead Tech: 3-Axis Skull Mod... | 0 | 0 | [] | 1,760,372,894.170017 | ||
https://hackaday.com/2021/11/06/separating-ideas-from-words/ | Separating Ideas From Words | Elliot Williams | [
"Hackaday Columns",
"News",
"Rants",
"Slider"
] | [
"copyright",
"general index",
"ideas",
"newsletter"
] | We covered
Malamud’s General Index
this week, and Mike and I were talking about it
on the podcast
as well. It’s the boldest attempt we’ve seen so far to open up scientific knowledge for everyone, and not just the wealthiest companies and institutions. The trick is how to do that without running afoul of copyright law, ... | 11 | 5 | [
{
"comment_id": "6397167",
"author": "eckythump",
"timestamp": "2021-11-06T17:57:51",
"content": "Scientific literature is slowly getting to the point where all papers will be provided completely free (both to read and to publish) in one way or another. Either as preprints (Arxiv or similar), or dr... | 1,760,372,894.255458 | ||
https://hackaday.com/2021/11/06/3d-printed-fan-mount-keeps-server-gpu-cool-in-desktop-case/ | 3D-printed Fan Mount Keeps Server GPU Cool In Desktop Case | Robin Kearey | [
"computer hacks"
] | [
"active cooling",
"gpu",
"Nvidia Tesla"
] | Most readers of Hackaday will be well aware of the current shortages of semiconductors and especially GPUs. Whether you’re planning to build a state-of-the art gaming PC, a mining rig to convert your kilowatt-hours into cryptocoins, or are simply experimenting with machine-learning AI, you should be prepared to shell o... | 10 | 4 | [
{
"comment_id": "6397109",
"author": "Cricri",
"timestamp": "2021-11-06T12:25:06",
"content": "Considering he’s stacking 2 card side by side, instead of each card having an individual shroud with 40mm fans, he could probably have pushed more air by creating a single intake shroud with 2 (potentially... | 1,760,372,894.363681 | ||
https://hackaday.com/2021/11/06/louisville-slugger-puts-this-bass-on-base/ | Louisville Slugger Puts This Bass On Base | Kristina Panos | [
"Musical Hacks"
] | [
"string bass",
"string trimmer",
"trimmer line"
] | One of the most recognizable instruments in both jug band and American folk music has got to be the washtub bass. Also known as gutbuckets, these instruments tend to use an old broom for a neck and usually have a single string.
We would argue that the design of
[goaly]’s single-string double gutbucket
owes something to... | 2 | 2 | [
{
"comment_id": "6397156",
"author": "Ren",
"timestamp": "2021-11-06T17:23:20",
"content": "I made a similar tool to tighten the wing used for a toilet seat. The wingnuts were in a “hollow” that prevented me from getting a good grip with a pliers.So, I drilled a hole in one end of a thick dowel and... | 1,760,372,894.31943 | ||
https://hackaday.com/2021/11/05/unique-pomodoro-timer-displays-quotes-while-you-work/ | Unique Pomodoro Timer Displays Quotes While You Work | Kristina Panos | [
"Raspberry Pi"
] | [
"books",
"e-ink",
"e-ink display",
"elixir",
"Nerves platform",
"pomodoro",
"raspberry pi",
"the pomodoro technique"
] | [zorbash] came up with a great side project while designing a way to read notes and highlighted sections from e-books without having to use Good Reads or the Amazon tool:
build a gadget to display a parade of quotes from favorite authors and their books
. The project is called Brain because it’s built on an IoT platfor... | 3 | 3 | [
{
"comment_id": "6397107",
"author": "Pokka",
"timestamp": "2021-11-06T12:07:00",
"content": "If you’re doing pomodoro then you don’t have time to read silly quotes.",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "6397153",
"author": "Tom",
"timestamp":... | 1,760,372,894.397824 |
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