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https://hackaday.com/2025/01/27/film-capacitors-can-go-in-the-wrong-way-round-who-knew/ | Film Capacitors Can Go In The Wrong Way Round? Who Knew! | Jenny List | [
"Parts"
] | [
"audio",
"capacitor",
"noise"
] | You can work with a part for many decades, and still learn something new about it. At least we can, and we don’t mind admitting it. Take film capacitors — we all know they aren’t a polarized part like an electrolytic capacitor is, but as [TheDannVal] points out,
that doesn’t mean both their leads are the same
.
This mi... | 34 | 18 | [
{
"comment_id": "8089915",
"author": "shinsukke",
"timestamp": "2025-01-28T07:21:08",
"content": "Ahh yes the dropper power supply capacitorI rarely see them anywhere else",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "8089925",
"author": "Cody",
"time... | 1,760,371,655.394769 | ||
https://hackaday.com/2025/01/26/making-a-mini-am-transmitter-better/ | Making A Mini AM Transmitter Better | Jenny List | [
"Radio Hacks"
] | [
"am",
"AM Transmitter",
"radio transmitter"
] | The chances are that many of you will have made an FM “bug” style transmitter, a simple one-transistor oscillator usually driven by a small electret microphone. It’s also relatively straightforward to do the same for AM, and if you take a look through AliExpress you’ll find some modules which do just that. [Doz Televis... | 32 | 7 | [
{
"comment_id": "8089259",
"author": "Julianne",
"timestamp": "2025-01-27T05:05:02",
"content": "I never built one of these because where I live you’d need a Amateur Radio license to be allowed to do so. You’d also need that license to attach a proper antenna to a low power device that just had a pi... | 1,760,371,655.831101 | ||
https://hackaday.com/2025/01/26/hackaday-links-january-26-2025/ | Hackaday Links: January 26, 2025 | Dan Maloney | [
"Hackaday Columns",
"Hackaday links",
"Slider"
] | [
"amazon",
"bioelectric",
"Bucholz",
"cable",
"crimp",
"drone",
"dupont",
"hackaday links",
"keyboard",
"mushroom",
"pipeline",
"plant",
"Prime Air",
"prtection",
"substation",
"transformer",
"uav",
"undersea",
"USV"
] | Disappointing news this week for those longing for same-hour Amazon delivery as the retail giant
tapped the brakes on its Prime Air drone deliveries
. The pause is partially blamed on a December incident at the company’s Pendleton, Oregon test facility, where two MK30 delivery drones collided in midair during light rai... | 7 | 5 | [
{
"comment_id": "8089242",
"author": "rasz_pl",
"timestamp": "2025-01-27T02:47:04",
"content": "NATO has decided to deploy “drone boats”Meanwhile another fiberoptic cable connecting Latvia and Sweden got cut just yesterday.",
"parent_id": null,
"depth": 1,
"replies": [
{
"c... | 1,760,371,655.878583 | ||
https://hackaday.com/2025/01/26/the-esp32-c5-finally-espressif-goes-dual-band/ | The ESP32-C5, Finally Espressif Goes Dual-Band | Jenny List | [
"Parts"
] | [
"5GHz",
"ESP32-C5"
] | The ESP32 series of microcontrollers have been with us for quite a few years now, providing a powerful processor and wireless connectivity for not a huge outlay. We’ve seen a bunch of versions over the years with both Tensilica and RISC-V cores, but so far the ones with radios have all only serviced 2.4 GHz WiFi. That’... | 21 | 6 | [
{
"comment_id": "8089078",
"author": "Jan Prägert",
"timestamp": "2025-01-26T21:56:18",
"content": "Their product line is like a bingo card with a feature matrix, and every once in a while someone has a new product. BINGO!Would love to see a Bingo with more than 520k SRAM…",
"parent_id": null,
... | 1,760,371,655.939793 | ||
https://hackaday.com/2025/01/26/a-waist-level-viewfinder-for-not-a-lot/ | A Waist Level Viewfinder For Not A Lot | Jenny List | [
"digital cameras hacks"
] | [
"camera",
"optics",
"viewfinder"
] | Photographic accessories are often plagued by high prices, as photography is considered a rich man’s game. It doesn’t have to be that way though, and [Snappiness] is here to get you started on the route to cheaper kit with
a waist-level viewfinder project
.
If you’ve used a twin-lens reflex camera then you should be fa... | 8 | 7 | [
{
"comment_id": "8088883",
"author": "Collie147",
"timestamp": "2025-01-26T21:16:22",
"content": "Great job. I remember the first time I looked down a medium format hassleblad when I was a kid and thought wow! Absolutely worth trying to build one myself, even if just something to show the kids.",
... | 1,760,371,655.443437 | ||
https://hackaday.com/2025/01/26/shedding-light-on-quantum-measurement-with-calcite/ | Shedding Light On Quantum Measurement With Calcite | Heidi Ulrich | [
"home hacks",
"Laser Hacks",
"News",
"Science"
] | [
"calcite",
"entanglement",
"light",
"optics",
"photons",
"quantum measurement",
"quantum mechanics"
] | Have you ever struggled with the concept of quantum measurement, feeling it’s unnecessarily abstract? You’re not alone. Enter
this guide by [Mithuna]
from Looking Glass Universe, where she circles back on the concept of measurement basis in quantum mechanics using a rather simple piece of calcite crystal. We
wrote abo... | 19 | 5 | [
{
"comment_id": "8088640",
"author": "Carl Breen",
"timestamp": "2025-01-26T15:40:43",
"content": "There is no choice here. Calcite birefringence is simply that the trigonal crystal system is not isotropic in all directions. At best you can use a calcite crystal as a separator. Whilst polarization f... | 1,760,371,655.754049 | ||
https://hackaday.com/2025/01/26/prompt-injection-tricks-ai-into-downloading-and-executing-malware/ | Prompt Injection Tricks AI Into Downloading And Executing Malware | Donald Papp | [
"Artificial Intelligence",
"Software Hacks"
] | [] | [wunderwuzzi] demonstrates a proof of concept in which a service that enables an AI to control a virtual computer (in this case, Anthropic’s
Claude Computer Use
) is made to download and execute a piece of malware that successfully connects to a command and control (C2) server. [wonderwuzzi] makes the reasonable case t... | 8 | 5 | [
{
"comment_id": "8088633",
"author": "Jeff",
"timestamp": "2025-01-26T15:05:33",
"content": "I acknowledge that this proof of concept captures my attention, but I see it as no different from any other niche software vulnerability. I recognize that an attacker must still meet very specific conditions... | 1,760,371,655.301957 | ||
https://hackaday.com/2025/01/26/steam-brick-makes-your-steam-deck-headless/ | Steam Brick Makes Your Steam Deck Headless | Navarre Bartz | [
"handhelds hacks"
] | [
"portable",
"steam deck"
] | Handhelds are designed to be portable, but what if you need something smaller than OEM? The Steam Brick pulls basically everything off of a Steam Deck to
make it as portable as possible
.
[crastinator-pro] found they rarely used the controller or screen on their Steam Deck, and the form factor was too bulky to convenie... | 44 | 10 | [
{
"comment_id": "8088547",
"author": "A",
"timestamp": "2025-01-26T11:01:58",
"content": "I’m not much of a gamer, so while cunning the main work of shrinking the steam deck doesn’t interest me so much. The use of a 3D pen to add colour to the case however is a great idea, and I’d be interested in w... | 1,760,371,655.526588 | ||
https://hackaday.com/2025/01/25/capacitor-decoupling-chaos-and-why-you-should-abandon-100-nf/ | Capacitor Decoupling Chaos, And Why You Should Abandon 100 NF | Maya Posch | [
"hardware"
] | [
"capacitor",
"decoupling",
"decoupling capacitors"
] | Everyone knows that the perfect capacitor to decouple the power rails around ICs is a 100 nF ceramic capacitor or equivalent, yet where does this ‘fact’ come from and is it even correct? These are the questions that
[Graham] set out to answer once and for all
. He starts with an in-depth exploration of the decoupling c... | 64 | 24 | [
{
"comment_id": "8088473",
"author": "jpa",
"timestamp": "2025-01-26T07:12:40",
"content": "It would have been interesting for the simulation to include board-level capacitors and typical traces there (50-100 mm). 100 nF locally isn’t that “miserable”, because at the board level there are often larg... | 1,760,371,655.696937 | ||
https://hackaday.com/2025/01/25/does-a-radome-affect-radio/ | Does A Radome Affect Radio? | Jenny List | [
"Radio Hacks"
] | [
"geodesic dome",
"Radio Astronomy",
"radome"
] | Not too far away from where this is being written is one of Uncle Sam’s NATO outposts, a satellite earth station for their comms system. Its most prominent feature is a radome, a huge golf-ball-like structure visible for miles, that protects a large parabolic antenna from the British weather. It makes sense not just fo... | 24 | 9 | [
{
"comment_id": "8088391",
"author": "Vik",
"timestamp": "2025-01-26T03:46:57",
"content": "The now defunct Waihopai spy dishes in New Zealand were covered in inflatable radomes, which we know because some subversive types deflated them with scythes in 2008.As I say, not needed now. The GCSB snoops ... | 1,760,371,655.590299 | ||
https://hackaday.com/2025/01/25/software-lets-you-paint-surface-patterns-on-3d-prints/ | Software Lets You Paint Surface Patterns On 3D Prints | Adam Fabio | [
"3d Printer hacks"
] | [
"3d print",
"materials",
"surface finish"
] | Just when you think you’ve learned all the latest 3D printing tricks, [TenTech] shows up with an update to their Fuzzyficator post-processing script. This time, the GPL v3 licensed program has
gained early support for “paint-on” textures
.
Fuzzyficator works as a plugin to OrcaSlicer, Bambu Studio, and PrusaSlicer. The... | 19 | 7 | [
{
"comment_id": "8088364",
"author": "AZdave",
"timestamp": "2025-01-26T01:04:27",
"content": "Wouldn’t the surface() operator in OpenSCAD do pretty much the same thing? Except the result would be in the .stl file and not need any mods to the gcode. I suppose it would only work on flat surfaces, ... | 1,760,371,656.005847 | ||
https://hackaday.com/2025/01/25/soviet-wired-radio-how-it-worked/ | Soviet Wired Radio, How It Worked | Jenny List | [
"classic hacks"
] | [
"broadcasting",
"USSR",
"wired radio"
] | At the height of the Cold War, those of us on the western side of the wall had plenty of choice over our radio listening, even if we stuck with our country’s monolithic broadcaster. On the other side in the Soviet Union, radio for many came without a choice of source, in the form of wired radio systems built into all a... | 43 | 19 | [
{
"comment_id": "8088278",
"author": "David",
"timestamp": "2025-01-25T21:29:48",
"content": "I wish I’d known about this before reading George Orwell’sNineteen Eighty-Four(1949). This adds a new dimension to the 2-way TV in every home.",
"parent_id": null,
"depth": 1,
"replies": []
}... | 1,760,371,656.50362 | ||
https://hackaday.com/2025/01/25/preventing-ai-plagiarism-with-ass/ | Preventing AI Plagiarism With .ASS Subtitling | Bryan Cockfield | [
"Artificial Intelligence"
] | [
"ai",
"artificial intelligence",
"ass",
"generative AI",
"plagiarism",
"poison",
"srt",
"subtitles",
"youtube"
] | Around two years ago, the world was inundated with news about how generative AI or large language models would revolutionize the world. At the time it was easy to get caught up in the hype, but in the intervening months these tools have done little in the way of productive work outside of a few edge cases, and mostly s... | 57 | 19 | [
{
"comment_id": "8088210",
"author": "osmarks",
"timestamp": "2025-01-25T18:24:37",
"content": "This won’t stop autotranscription from audio. And a right-thinking person wants to be in more training data for obvious reasons (wider exposure, shifting the text prior).",
"parent_id": null,
"dep... | 1,760,371,656.319587 | ||
https://hackaday.com/2025/01/25/networking-history-lessons/ | Networking History Lessons | Elliot Williams | [
"Hackaday Columns",
"Network Hacks",
"Rants"
] | [
"history",
"networking",
"newsletter"
] | Do they teach networking history classes yet? Or is it still too soon?
I was reading [Al]’s first installment of the
Forgotten Internet series, on UUCP
. The short summary is that it was a system for sending files across computers that were connected, intermittently, by point-to-point phone lines. Each computer knew th... | 34 | 14 | [
{
"comment_id": "8088134",
"author": "David",
"timestamp": "2025-01-25T15:43:04",
"content": "Just to clarify, email between users of different computershistory) pre-dates UUCP (1976). SMTP came along later.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "80... | 1,760,371,656.134715 | ||
https://hackaday.com/2025/01/25/ai-mistakes-are-different-and-thats-a-problem/ | AI Mistakes AreDifferent, And That’s A Problem | Donald Papp | [
"Artificial Intelligence"
] | [
"ai",
"mistakes"
] | People have been making mistakes — roughly the same ones — since forever, and we’ve spent about the same amount of time learning to detect and mitigate them. Artificial Intelligence (AI) systems make mistakes too, but [Bruce Schneier] and [Nathan E. Sanders] make the observation that, compared to humans,
AI models make... | 59 | 20 | [
{
"comment_id": "8088078",
"author": "shinsukke",
"timestamp": "2025-01-25T12:59:44",
"content": "In my humble experience, LLMs are great for coding as long as what you require is strictly a very standard and vanilla implementation of something.The moment you want anything even slightly complex, or ... | 1,760,371,656.420009 | ||
https://hackaday.com/2025/01/27/diy-probe-clamps-to-ease-your-pcb-work/ | DIY Probe Clamps To Ease Your PCB Work | Donald Papp | [
"Tool Hacks"
] | [
"3d printed",
"pcb",
"pcb probe",
"probe clamp",
"probe tip"
] | Those of us familiar with PCB work would agree that anything that helps hold probes secure and hands-free to components, traces, or test points is worth looking at. That’s where [2048bits]’
snap probe
design comes in. With a little additional and inexpensive hardware, one can have all the hands-free probe clamps one’s ... | 9 | 7 | [
{
"comment_id": "8089882",
"author": "Paul",
"timestamp": "2025-01-28T04:10:42",
"content": "Great pointers. Time to upgrade from hacked clothespins.",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "8089943",
"author": "Skwid",
"timestamp": "2025-01-28T... | 1,760,371,656.762529 | ||
https://hackaday.com/2025/01/27/a-low-voltage-solder-gun-from-scratch/ | A Low Voltage Solder Gun From Scratch | Jenny List | [
"Tool Hacks"
] | [
"solder gun",
"soldering",
"step-down"
] | We’re used to those high voltage projects which use a self-oscillating transformer circuit with a TV flyback winding, and we have even at times railed against them for their inefficiency compared to a real flyback circuit using the same parts. But what happens if the same idea is used to create a low voltage instead of... | 15 | 6 | [
{
"comment_id": "8089852",
"author": "Paul",
"timestamp": "2025-01-28T00:58:59",
"content": "The induction part is a neat trick, even if it’s pretty low power. But the neatest part about this build is the ability to power it from 12 volts, untethered by a wall cord.Thatis useful.So it’s almost a sh... | 1,760,371,656.55989 | ||
https://hackaday.com/2025/01/27/new-open-source-deepseek-v3-language-model-making-waves/ | New Open Source DeepSeek V3 Language Model Making Waves | Maya Posch | [
"Artificial Intelligence"
] | [
"ai",
"large language model"
] | In the world of large language models (LLMs) there tend to be relatively few upsets ever since OpenAI barged onto the scene with its transformer-based GPT models a few years ago, yet now it seems that Chinese company DeepSeek has upended the status quo. Its new
DeepSeek-V3 model
is not only open source, it also claims ... | 82 | 22 | [
{
"comment_id": "8089776",
"author": "ted yapo",
"timestamp": "2025-01-27T21:31:42",
"content": "AI that doesn’t burn the planet down is a worthy goal, excluding for the moment the other negative impacts the technology can have on our lives. i kind of get the panic on the hardware stocks, bc maybe y... | 1,760,371,657.020744 | ||
https://hackaday.com/2025/01/27/the-ftc-take-action-is-time-finally-up-for-john-deere-on-right-to-repair/ | The FTC Take Action, Is Time Finally Up For John Deere On Right To Repair? | Jenny List | [
"Hackaday Columns",
"News",
"Repair Hacks"
] | [
"FTC",
"john deere",
"right to repair"
] | Over the last decade we have brought you frequent reports not from the coolest of hackerspaces or the most bleeding edge of engineering in California or China, but from the rolling prairies of the American Midwest. Those endless fields of cropland waving in the breeze have been the theatre for an unlikely battle over r... | 44 | 11 | [
{
"comment_id": "8089696",
"author": "TG",
"timestamp": "2025-01-27T18:40:41",
"content": "People who cram computers into things for absolutely no good practical purpose except to rent-seek and make things more proprietary and tough to work on should be punished suitably. I vote for public pillory, ... | 1,760,371,656.644228 | ||
https://hackaday.com/2025/01/27/contrails-are-a-hot-topic-but-what-is-to-be-done/ | Contrails Are A Hot Topic, But What Is To Be Done? | Lewin Day | [
"Featured",
"Interest",
"Original Art",
"Science",
"Slider"
] | [
"airplane",
"clouds",
"contrail"
] | Most of us first spot them as children—the white lines in the blue sky that are the telltale sign of a flight overhead. Contrails are an instant visual reminder of air travel, and a source of much controversy in recent decades. Put aside the overblown conspiracies, though, and there are some genuine scientific concerns... | 76 | 23 | [
{
"comment_id": "8089598",
"author": "Mayhem",
"timestamp": "2025-01-27T15:25:37",
"content": "After the 9/11 attacks on the USA there was s study done that concluded that the temperature went up due to several weeks of no contrails. Follow the science.https://www.sciencedaily.com/releases/2002/08/0... | 1,760,371,656.900333 | ||
https://hackaday.com/2025/01/27/building-the-feynman-motor-that-fits-through-a-sewing-needles-eye/ | Building The Feynman Motor That Fits Through A Sewing Needle’s Eye | Maya Posch | [
"Tech Hacks"
] | [
"Electric motor",
"miniaturization"
] | The first attempt at replicating William McLellan’s miniature motor. (Credit: Chronova Engineering, YouTube)
How small can an electric motor be without resorting to manufacturing methods like lithography? In a
recent video, [Chronova Engineering]
on YouTube tries to replicate the 1960 McLellan motor that fulfilled [Ric... | 19 | 7 | [
{
"comment_id": "8089572",
"author": "Paolo Kallio",
"timestamp": "2025-01-27T13:19:23",
"content": "“Infamous”?",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "8089575",
"author": "Sam",
"timestamp": "2025-01-27T13:42:01",
"content": "The details o... | 1,760,371,656.711984 | ||
https://hackaday.com/2025/01/27/3d-print-stamps-and-ink-stuff-to-your-hearts-content-with-these-tips/ | 3D Print Stamps, And Ink Stuff To Your Heart’s Content With These Tips | Donald Papp | [
"3d Printer hacks",
"Art"
] | [
"3d printed",
"flexible",
"ink",
"stamp"
] | Ink stamps can be fun to make and use, and 3D printers are uniquely positioned to create quality stamps of all kinds with just a little care. As with most things, the devil is in the details and the best results will require some extra work. Luckily, [Prusa] has a blog post that goes through
how to 3D print the best st... | 15 | 8 | [
{
"comment_id": "8089415",
"author": "Actually....",
"timestamp": "2025-01-27T09:18:14",
"content": "Better to print a negative of your stamp and use that to mold the rubber pad.Using photopolymer stamp resin, which has a gum like consistency, on an mSLA printer is doable but doesnt give as good a r... | 1,760,371,657.084272 | ||
https://hackaday.com/2025/01/25/making-the-longest-distance-radio-contact-possible/ | Making The Longest-Distance Radio Contact Possible | Bryan Cockfield | [
"Radio Hacks"
] | [
"amateur radio",
"antenna",
"deep space",
"dish",
"satellite",
"space"
] | One of the more popular activities in the ham radio world is DXing, which is attempting to communicate with radio stations as far away as possible. There are some feats that will earn some major credibility in this arena, like two-way communication with Antarctica with only a few watts of power, long-path communication... | 29 | 13 | [
{
"comment_id": "8088054",
"author": "Scoldog",
"timestamp": "2025-01-25T10:55:04",
"content": "PDF link is dead",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "8088084",
"author": "David Prutchi",
"timestamp": "2025-01-25T13:41:10",
"... | 1,760,371,657.153453 | ||
https://hackaday.com/2025/01/24/a-modem-as-a-cassette-interface/ | A Modem As A Cassette Interface | Jenny List | [
"computer hacks"
] | [
"cassette",
"data storage",
"modem"
] | At least some in the audience will at some time in the distant past have loaded or saved a program on cassette, with an 8-bit home computer. The machine would encode binary as a series of tones which could be recorded to the tape and then later retrieved. If you consider the last sentence you’ll quickly realize that it... | 20 | 13 | [
{
"comment_id": "8088020",
"author": "Hussien",
"timestamp": "2025-01-25T06:15:37",
"content": ">using greentext in terminalmuch haxx0r, such 1337",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "8088031",
"author": "Gitesh",
"timestamp": "2025-01-25T07... | 1,760,371,657.376843 | ||
https://hackaday.com/2025/01/24/bouncing-signals-off-of-satellites-other-than-the-moon/ | Bouncing Signals Off Of Satellites Other Than The Moon | Bryan Cockfield | [
"Radio Hacks"
] | [
"Earth-Moon-Earth",
"geostationary orbit",
"ham radio",
"moon bounce",
"radio",
"Radio Telescope",
"satellite",
"WSJT-X"
] | The moon is a popular target for ham radio operators to bounce signals since it’s fairly large and follows a predictable path. There are some downsides, though; it’s not always visible from the same point on Earth and is a relatively long way away. Thinking they could trade some distance for size,
an amateur radio grou... | 8 | 5 | [
{
"comment_id": "8087993",
"author": "David",
"timestamp": "2025-01-25T03:27:04",
"content": "Sounds like a 21st-century version ofProject Echo, a set of 1960s-era space-balloons that operated as passive reflectors.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_i... | 1,760,371,657.208559 | ||
https://hackaday.com/2025/01/24/bosch-starter-motor-freed-from-mercedes-prison/ | Bosch Starter Motor Freed From Mercedes Prison | Bryan Cockfield | [
"car hacks"
] | [
"alternator",
"Bosch",
"can-bus",
"eq boost",
"generator",
"hybrid",
"mercedes",
"starter motor"
] | Vehicle alternators are interesting beasts. Produced on a massive scale, these electric machines are available for a minimum of cost and contain all kinds of great parts: some power electronics and a belt-driven generator are generally standard fare. This generator can also be used as a motor with only minor changes to... | 79 | 9 | [
{
"comment_id": "8087976",
"author": "Greg Mathews",
"timestamp": "2025-01-25T01:36:08",
"content": "I don’t get why people would buy German cars, they’re horrendously overengineered and difficult to fix. I drive a 2005 Chevrolet Lanos and it’s very easy to fix, you don’t need special tools for most... | 1,760,371,657.536387 | ||
https://hackaday.com/2025/01/24/small-print-bed-no-problem/ | Small Print Bed? No Problem! | Bryan Cockfield | [
"3d Printer hacks"
] | [
"3d printer",
"dovetail",
"jigsaw",
"joinery",
"joint",
"large print",
"print bed"
] | One of the major limitations of 3D printers is the size of the printable area. The robotic arm holding the printer head can only print where it can reach, after all. Some methods of reducing this constraint have been tried before, largely focusing on either larger printers or printer heads that are mobile in some way. ... | 7 | 6 | [
{
"comment_id": "8087968",
"author": "Bobtato",
"timestamp": "2025-01-25T00:24:35",
"content": "This is very similar to something I’ve done quite a bit in my day job, which I can’t talk about in detail. But I will note that “jigsaw” is short for “jigsaw puzzle” – you can easily outsmart your future ... | 1,760,371,657.420129 | ||
https://hackaday.com/2025/01/24/sony-ends-blu-ray-md-and-minidv-media-production/ | Sony Ends Blu-Ray, MD And MiniDV Media Production | Maya Posch | [
"News"
] | [] | With the slow demise of physical media the past years, companies are gradually closing shop on producing everything from the physical media itself to their players and recorders. For Sony this seems to have now escalated to where it’ll be
shuttering its recordable optical media storage operations
, after more than 18 y... | 30 | 7 | [
{
"comment_id": "8087885",
"author": "psuedonymous",
"timestamp": "2025-01-24T18:03:42",
"content": "Important to note that this is the end of blank writeable media production. Stamping of discs (such as those for all prerecorded media) can continue.",
"parent_id": null,
"depth": 1,
"rep... | 1,760,371,657.646557 | ||
https://hackaday.com/2025/01/24/hackaday-podcast-episode-305-caustic-clocks-practice-bones-and-brick-layers/ | Hackaday Podcast Episode 305: Caustic Clocks, Practice Bones, And Brick Layers | Kristina Panos | [
"Hackaday Columns",
"Podcasts"
] | [
"Hackaday Podcast"
] | This week, Hackaday’s Elliot Williams and Kristina Panos joined forces and Wonder-Twin rings to bring you the latest news, mystery sound, and of course, a big bunch of hacks from the previous week.
First up in the news: Big boo to Bambu Labs, who have tried to clarify their new authentication scheme and probably only d... | 2 | 1 | [
{
"comment_id": "8087998",
"author": "CityZen",
"timestamp": "2025-01-25T03:45:36",
"content": "“Rooting” protocol? I was going to try to correct you, but after looking it up, apparently, some people pronounce it that way, though this is the first time I’ve heard it done so.",
"parent_id": null,... | 1,760,371,657.584832 | ||
https://hackaday.com/2025/01/24/this-week-in-security-clamav-the-amd-leak-and-the-unencrypted-power-grid/ | This Week In Security: ClamAV, The AMD Leak, And The Unencrypted Power Grid | Jonathan Bennett | [
"Hackaday Columns",
"News",
"Security Hacks"
] | [
"ClamAV",
"microcode",
"pentesting",
"This Week in Security"
] | Cisco’s
ClamAV has a heap-based buffer overflow
in its OLE2 file scanning. That’s a big deal, because ClamAV is used to scan file attachments on incoming emails. All it takes to trigger the vulnerability is to send a malicious file through an email system that uses ClamAV.
The exact vulnerability is
a string terminatio... | 11 | 5 | [
{
"comment_id": "8087862",
"author": "ziggurat29",
"timestamp": "2025-01-24T16:53:10",
"content": "Thank you for the good read. I particularly enjoyed the system prompt reveal hack, and found the NaN to be delicious.I know my comment does not add much to the discussion, but we don’t have a ‘like’ bu... | 1,760,371,657.760793 | ||
https://hackaday.com/2025/01/24/setting-the-stage-for-open-source-sonar-development/ | Setting The Stage For Open Source Sonar Development | Tom Nardi | [
"Tech Hacks"
] | [
"bathymetry",
"sonar",
"transducer",
"ultrasonic"
] | At Hackaday, we see community-driven open source development as the great equalizer. Whether it’s hardware or software — if there’s some megacorp out there trying to sell you something, you should have the option to go with a comparable open source version. Even if the commercial offering is objectively superior, it’s... | 19 | 7 | [
{
"comment_id": "8087807",
"author": "Reg",
"timestamp": "2025-01-24T12:50:58",
"content": "Wait until he gets to the software. Seismic Unix will do it, but learning imaging DSP is not for the mathematically timid. And there is a LOT of math.",
"parent_id": null,
"depth": 1,
"replies"... | 1,760,371,657.709179 | ||
https://hackaday.com/2025/01/24/laser-cut-metal-endoskeleton-beefs-up-3d-prints/ | Laser-Cut Metal Endoskeleton Beefs Up 3D Prints | Dan Maloney | [
"3d Printer hacks"
] | [
"embedded",
"endoskeleton",
"epoxy",
"reinforce",
"steel",
"testing",
"truss"
] | There are limits to what you can do with an FDM printer to make your parts stronger. It really comes down to adding more plastic, like increasing wall thickness or boosting up the infill percentage. Other than that, redesigning the part to put more material where the part is most likely to fail is about the only other ... | 24 | 12 | [
{
"comment_id": "8087765",
"author": "Duderino",
"timestamp": "2025-01-24T09:42:30",
"content": "Cool. I’m gonna runout and buy a carbon fibre curing oven to see if I can use it to make my plasticine parts stronger.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_i... | 1,760,371,657.937055 | ||
https://hackaday.com/2025/01/23/a-second-rare-atari-cabinet-3d-printed/ | A Second Rare Atari Cabinet 3D Printed | Jenny List | [
"Games"
] | [
"arcade cabinet",
"atari",
"SpaceRace"
] | Last year we covered the creation of a 3D-printed full-size replica of an original
Computer Space
arcade machine, the legendary first glimmer from what would become Atari, one of the most famous names in gaming. The flowing exuberance of glitter-finished fibreglass made these machines instantly recognisable. Not so wel... | 5 | 3 | [
{
"comment_id": "8087799",
"author": "Robert Nixon",
"timestamp": "2025-01-24T12:28:30",
"content": "Looks suspiciously like a Voron Stealthburner toolhead",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "8087827",
"author": "Steven-X",
"timestamp": "202... | 1,760,371,657.876749 | ||
https://hackaday.com/2025/01/23/trap-naughty-web-crawlers-in-digestive-juices-with-nepenthes/ | Trap Naughty Web Crawlers In Digestive Juices With Nepenthes | Maya Posch | [
"internet hacks"
] | [
"large language model",
"web crawler"
] | In the olden days of the WWW you could just put a
robots.txt
file in the root of your website and crawling bots from search engines and kin would (generally) respect the rules in it. These days, however, we have especially web crawlers from large language model (LLM) companies happily ignoring such signs on the lawn be... | 45 | 18 | [
{
"comment_id": "8087673",
"author": "CityZen",
"timestamp": "2025-01-24T03:16:05",
"content": "Thumbs up!",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "8087679",
"author": "bruce.desertrat",
"timestamp": "2025-01-24T03:59:48",
"content": "This…is... | 1,760,371,657.840086 | ||
https://hackaday.com/2025/01/23/an-electric-converted-tractor-can-farm/ | An Electric Converted Tractor CAN Farm! | Jenny List | [
"green hacks"
] | [
"electric conversion",
"electric tractor",
"tractor conversion"
] | Last October we showed you a video from [LiamTronix], in which he applied an electric conversion to a 1960s Massey-Ferguson 65 which had seen better days. It certainly seemed ready for light work around the farm, but it’s only now that we get
his video showing the machine at work
. This thing really can farm!
An MF 65 ... | 13 | 5 | [
{
"comment_id": "8087659",
"author": "Cody",
"timestamp": "2025-01-24T02:08:21",
"content": "It looks like it could use some more weight. Might as well add some more batteries then.",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "8087690",
"author": "CMH62"... | 1,760,371,658.08811 | ||
https://hackaday.com/2025/01/23/this-qr-code-leads-to-two-websites-but-how/ | This QR Code Leads To Two Websites, But How? | Elliot Williams | [
"classic hacks"
] | [
"qr code"
] | QR codes are designed with alignment and scaling features, not to mention checksums and significant redundancy. They have to be, because you’re taking photos of them with your potato-camera while moving, in the dark, and it’s on a curved sticker on a phone pole. So it came as a complete surprise to us that [Christian ... | 47 | 18 | [
{
"comment_id": "8087509",
"author": "Jack",
"timestamp": "2025-01-23T21:11:49",
"content": "iPhone SE2 – yup, 2. Very, very clever.",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "8087519",
"author": "Jack Dansen",
"timestamp": "2025-01-23T21:23:34",... | 1,760,371,658.037927 | ||
https://hackaday.com/2025/01/21/probably-ruining-a-keyboard-for-science/ | Probably Ruining A Keyboard For Science | Kristina Panos | [
"Peripherals Hacks"
] | [
"lubed keyboard",
"lubricant",
"switch lube",
"WD-40"
] | Lubing your keyboard’s switches is definitely a personal preference, though we’re sure that many would call it absolutely necessary. However, people from both camps would probably
not
suggest is using WD-40 to do so, instead pointing toward Krytox or at least Super Lube. But there are enough people out there who have t... | 32 | 13 | [
{
"comment_id": "8086731",
"author": "El Gru",
"timestamp": "2025-01-22T01:11:55",
"content": "Just pick the right type of WD-40 and all is good. Yes, there is more than one.But why put sticky icky into your keyboard at all, that’s gross.",
"parent_id": null,
"depth": 1,
"replies": [
... | 1,760,371,658.309778 | ||
https://hackaday.com/2025/01/21/interactive-led-matrix-is-a-great-way-to-learn-about-motion-controls/ | Interactive LED Matrix Is A Great Way To Learn About Motion Controls | Lewin Day | [
"LED Hacks"
] | [
"led",
"mpu6050",
"ws2812b"
] | It’s simple enough to wire up an LED matrix and have it display some pre-programmed routines. What can be more fun is when the LEDs are actually interactive in some regard. [Giulio Pons] achieved this with his interactive LED box,
which lets you play with the pixels via motion controls.
The build runs of a Wemos D1 min... | 4 | 4 | [
{
"comment_id": "8086707",
"author": "jbx",
"timestamp": "2025-01-21T22:08:56",
"content": "Cool, but can it play Doom ?Or at least Tetris ?",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "8086741",
"author": "0xdeadbeef",
"timestamp": "2025-01-22T02:07... | 1,760,371,658.231587 | ||
https://hackaday.com/2025/01/21/hydroelectric-generator-gets-power-from-siphoning/ | Hydroelectric Generator Gets Power From Siphoning | Bryan Cockfield | [
"green hacks"
] | [
"ebike",
"generator",
"hub motor",
"hydro",
"hydroelectric",
"impeller",
"off grid",
"siphon"
] | Siphons are one of those physics phenomena that, like gyroscopes, non-Newtonian fluids, and electricity, seem almost magical. Thanks to atmospheric pressure, simply filling a tube with liquid and placing the end of the tube below the liquid level of a container allows it to flow against gravity, over a barrier, and dow... | 43 | 12 | [
{
"comment_id": "8086685",
"author": "robomonkey",
"timestamp": "2025-01-21T19:42:49",
"content": "for maximum throughput he needs that generator and turbine near the exit to the siphon. Let Gravity do the work.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id":... | 1,760,371,658.499038 | ||
https://hackaday.com/2025/01/21/family-bass-is-musical-nes-magic/ | Family Bass Is Musical NES Magic | Lewin Day | [
"Musical Hacks",
"Nintendo Hacks"
] | [
"bass",
"famicom",
"family computer",
"nes"
] | The Family BASIC keyboard was a peripheral that was built for programming on the Nintendo Family Computer, or Famicom. As [Linus Åkesson] demonstrates, though, it can do so much more.
Meet the Family Bass
.
The core of the project is a special adapter which [Linus] created to work with the Family BASIC keyboard. Tradi... | 6 | 4 | [
{
"comment_id": "8086644",
"author": "echodelta",
"timestamp": "2025-01-21T17:24:48",
"content": "No demo of the rods. What’s up with pitch bending?",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "8086787",
"author": "Ewald",
"timestamp": "202... | 1,760,371,658.546641 | ||
https://hackaday.com/2025/01/21/mining-and-refining-the-halogens/ | Mining And Refining: The Halogens | Dan Maloney | [
"Featured",
"Interest",
"Original Art",
"Slider"
] | [
"brine",
"bromine",
"caliche",
"chlor-alkali",
"chlorine",
"electrolysis",
"fluorine",
"halogen",
"iodine",
"Mining and Refining",
"prills"
] | I was looking at the periodic table of the elements the other day, as one does, when my eye fell upon the right-hand side of the chart. Right next to the noble gases at the extreme edge of the table is a column of elements with similar and interesting properties: the halogens. Almost all of these reactive elements are ... | 25 | 13 | [
{
"comment_id": "8086650",
"author": "DainBramage",
"timestamp": "2025-01-21T17:46:51",
"content": "Fascinating article! I had no idea that halogens were typically sourced from brine.",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "8086652",
"author": "Paul... | 1,760,371,658.622563 | ||
https://hackaday.com/2025/01/21/cyber-walkman-does-it-in-style/ | Cyber Walkman Does It In Style | Kristina Panos | [
"Microcontrollers",
"Musical Hacks"
] | [
"cyberpunk",
"oled",
"ssd1306",
"UNIHIKER",
"Walkman"
] | One of the best things about adulthood is that finally we get to, in most cases, afford ourselves the things that our parents couldn’t (or just didn’t for whatever reason). When [Yakroo108] was a child, Walkmans were expensive gadgets that were out of reach of the family purse. But today,
we can approximate these magic... | 20 | 9 | [
{
"comment_id": "8086555",
"author": "Michael Perreault",
"timestamp": "2025-01-21T12:17:36",
"content": "Entire ARM SoC running Linux just to play songs? In late 2000s I could buy $15 mp3 player based on 8051 and it worked for hours on a single AAA battery or NiMH cell.",
"parent_id": null,
... | 1,760,371,658.726743 | ||
https://hackaday.com/2025/01/21/from-retro-to-radiant-3d-tetris-on-a-led-matrix/ | From Retro To Radiant: 3D Tetris On A LED Matrix | Heidi Ulrich | [
"Games",
"LED Hacks"
] | [
"ESP",
"ESP32",
"led",
"led matrix",
"microcontroller",
"tetris"
] | We love seeing retro games evolve into new, unexpected dimensions. Enter [Markus]’ adaptation of
3D
Tetris
on a custom-built 3x3x12 RGB LED matrix
. Developed as a university project, this open-source setup combines coding, soldering, and 3D printing. It’s powered by an ESP32 microcontroller with gameplay controlled by... | 8 | 5 | [
{
"comment_id": "8086524",
"author": "Carl Foxmarten",
"timestamp": "2025-01-21T10:04:07",
"content": "I’ve coded an OpenGL 3D Tetris clone for a university course, and it was WAY more than just 3×3! Definitely incredibly challenging to play!(we used spheres for the individual “bits”, so you could –... | 1,760,371,658.666012 | ||
https://hackaday.com/2025/01/23/this-home-made-laptop-raises-the-bar/ | This Home Made Laptop Raises The Bar | Jenny List | [
"computer hacks"
] | [
"anyone_e",
"home made laptop",
"laptop"
] | With ready availability of single board computers, displays, keyboards, power packs, and other hardware, a home-made laptop is now a project within most people’s reach. Some laptop projects definitely veer towards being cyberdecks while others take a more conventional path, but we’ve rarely seen one as professional loo... | 54 | 14 | [
{
"comment_id": "8087434",
"author": "Byran Huang",
"timestamp": "2025-01-23T18:15:24",
"content": "Thank you Jenny! You also wrote one of my closest friends and classmates’ article “HOW TO LAND A MODEL ROCKET VERTICALLY” before too!",
"parent_id": null,
"depth": 1,
"replies": [
{
... | 1,760,371,658.819742 | ||
https://hackaday.com/2025/01/23/shellcode-over-midi-bad-apple-on-a-psr-e433-kinda/ | Shellcode Over MIDI? Bad Apple On A PSR-E433, Kinda | Elliot Williams | [
"Musical Hacks",
"Reverse Engineering"
] | [
"bad apple",
"midi",
"reverse engineering",
"shellcode",
"video",
"yamaha"
] | If hacking on consumer hardware is about figuring out what it can do, and pushing it in directions that the manufacturer never dared to dream, then this is a very fine hack indeed. [Portasynthica3] takes on the Yamaha PSR-E433, a cheap beginner keyboard, discovers a shell baked into it, and takes it from there.
[Portas... | 6 | 3 | [
{
"comment_id": "8087408",
"author": "Jon Mayo",
"timestamp": "2025-01-23T16:58:55",
"content": "sysex messages are a bit of a nightmare to implement. because vendors have to design them from scratch.7-bit JSON over MIDI 2.0 at least gives a vendor the option to grab a rock solid parser written by s... | 1,760,371,658.864295 | ||
https://hackaday.com/2025/01/23/brick-layer-post-processor-promising-stronger-3d-prints-now-available/ | Brick Layer Post-Processor, Promising Stronger 3D Prints, Now Available | Tom Nardi | [
"3d Printer hacks",
"Software Hacks"
] | [
"g-code",
"gcode post-processing",
"slicer"
] | Back in November we first brought you word of a slicing technique by which the final strength of 3D printed parts could be considerably improved by adjusting the first layer height of each wall so that subsequent layers would interlock like bricks. It was relatively easy to implement, didn’t require anything special on... | 45 | 16 | [
{
"comment_id": "8087307",
"author": "sweethack",
"timestamp": "2025-01-23T12:59:00",
"content": "There’s also Z pinning that’s worth reading about. The idea is to make a hole that’s 3 or 4 layer deep and when the hotend is on top of the hole, it’s simply letting the plastic flow into it, plugin the... | 1,760,371,658.948593 | ||
https://hackaday.com/2025/01/23/its-never-too-late-for-a-fixed-simcity-2000/ | It’s Never Too Late For A FixedSimCity 2000 | Donald Papp | [
"Games",
"Software Hacks"
] | [] | Some retro games need a little help running on modern systems, and it’s not always straightforward.
SimCity 2000 Special Edition
is one such game and [araxestroy]’s
sc2kfix bugfix DLL
shows that the process can require a nontrivial amount of skill and finesse. The result? A
SimCity 2000 Special Edition
that can run wit... | 32 | 7 | [
{
"comment_id": "8087247",
"author": "Tom",
"timestamp": "2025-01-23T09:55:38",
"content": "I have very fond memories of SimCity 2000. Is it available for (lawful) download somewhere or do you have to own a legit copy to do this?",
"parent_id": null,
"depth": 1,
"replies": [
{
... | 1,760,371,659.016876 | ||
https://hackaday.com/2025/01/22/a-ribbon-microphone-is-harder-than-you-think/ | A Ribbon Microphone Is Harder Than You Think | Jenny List | [
"classic hacks",
"Musical Hacks"
] | [
"audio",
"microphone",
"ribbon microphone"
] | There’s a mystique around ribbon microphones due to their being expensive studio-grade items, which has led more than one experimenter down the rabbit hole of making one. [Catherine van West]
has posted her experiments in the field
, and it makes for an interesting read.
The recipe for a ribbon microphone is very simpl... | 21 | 7 | [
{
"comment_id": "8087235",
"author": "milldude",
"timestamp": "2025-01-23T09:12:32",
"content": "One wonders if a second loop of wire in series, wound “the other way” aside/above the ribbon could act as a “humbucker”, cancelling the magnetically picked up hum.",
"parent_id": null,
"depth": 1... | 1,760,371,659.069456 | ||
https://hackaday.com/2025/01/22/electric-vehicle-charging-heats-up/ | Electric Vehicle Charging Heats Up | Bryan Cockfield | [
"green hacks"
] | [
"charger",
"electric vehicle",
"ev",
"extension cord",
"general purpose",
"heater",
"power cable",
"space heater"
] | As the electric vehicle takeover slowly lumbers along, marginally increasing efficiencies for certain applications while entrenching car-centric urban design even further, there are some knock-on effects that are benefiting people and infrastructure beyond simple transportation. Vehicle-to-grid technology has applicati... | 64 | 13 | [
{
"comment_id": "8087156",
"author": "John",
"timestamp": "2025-01-23T03:37:09",
"content": "This is cool, and I know the answer to the following is “Because they wanted to” but, why? I must be missing something, it doesn’t appear to use the car’s battery to run the heater.…this has inspired me howe... | 1,760,371,659.306778 | ||
https://hackaday.com/2025/01/22/what-day-is-it-again-check-the-clock/ | What Day Is It Again? Check The Clock | Kristina Panos | [
"clock hacks",
"Microcontrollers"
] | [
"Beetle ESP32-C3",
"clock",
"day of the week",
"esp32-C3",
"PCB clock"
] | If you’re lucky enough to work from home, you’ll soon find that it presents its own set of challenges, mostly related to work/life balance. It can get so bad that you don’t know what day of the week it is. Really. Ask us how we know.
Rather than miss a meeting (or a day off), prolific hacker [Arnov Sharma] created this... | 7 | 2 | [
{
"comment_id": "8087135",
"author": "Sammie Gee",
"timestamp": "2025-01-23T01:22:24",
"content": "Umm this is seven-state finite machine. Somehow I think the ESP32-D3 is an overkill, but if it is cheap and runs mostly in deep sleep, to be awaken and send once-a-day-command, then it is kewl.Point be... | 1,760,371,659.21255 | ||
https://hackaday.com/2025/01/22/make-your-vr-controllers-handle-like-two-handed-weapons/ | Make Your VR Controllers Handle Like Two-Handed Weapons | Donald Papp | [
"Virtual Reality"
] | [
"3d printed",
"attachment",
"controllers",
"sword",
"two handed",
"vr"
] | Wielding things like two-handed swords in VR can be awkward. There’s no sense of grasping a solid object. The controllers (and therefore one’s hands) feel floaty and disconnected from one another, because they are. [Astro VR Gaming] aims to fix this with a DIY attachment they are calling the
ARC VR Sword Attachment
.
T... | 11 | 4 | [
{
"comment_id": "8087076",
"author": "Duck Hunter",
"timestamp": "2025-01-22T21:10:41",
"content": "VR is a fading technology. Unfortunately for cokeheads in tech industry the recent global health emergency didn’t last as long as they expected and this fad never caught on.",
"parent_id": null,
... | 1,760,371,661.285488 | ||
https://hackaday.com/2025/01/22/floss-weekly-episode-817-incompatible-with-reality/ | FLOSS Weekly Episode 817: Incompatible With Reality | Jonathan Bennett | [
"Hackaday Columns",
"Podcasts",
"Slider"
] | [
"FLOSS Weekly",
"FRRouting"
] | This week,
Jonathan Bennett
and
Dan Lynch
chat with
Stefano Zacchiroli
about Debian and Software Heritage!
https://www.softwareheritage.org/
https://upsilon.cc/~zack/
Did you know you can watch the live recording of the show right on
our YouTube Channel
? Have someone you’d like us to interview? Let us know, or contact... | 1 | 1 | [
{
"comment_id": "8088708",
"author": "Richard",
"timestamp": "2025-01-26T18:48:31",
"content": "One thing that would have been interesting to touch on in this episode is the challenge of building code.Even pulling modern Python codebase from Github can be hard to get running. Code archived, on its ... | 1,760,371,661.944892 | ||
https://hackaday.com/2025/01/22/robotic-dress-uses-simple-techniques-to-combine-3d-printed-parts-with-fabric/ | ‘Robotic’ Dress Uses Simple Techniques To Combine 3D Printed Parts With Fabric | Lewin Day | [
"Wearable Hacks"
] | [
"dress",
"fabric",
"fashion",
"neoprene"
] | By and large, our clothes don’t actively
move.
They’re simple pieces of fabric assembled to sit nicely on our bodies, and little more. [anoukwipprecht] created something a little more technological and confronting, though,
with the Robotic Open-Source Scale Dress.
Right from the drop, you can see what the dress is all ... | 19 | 11 | [
{
"comment_id": "8086940",
"author": "deshipu",
"timestamp": "2025-01-22T15:19:25",
"content": "I find it extremely disingenuous to use quotes for “robotic” when describing an autonomously moving project like this, yet at the same time no quotes or the slightest sign of hesitation when describing re... | 1,760,371,661.667569 | ||
https://hackaday.com/2025/01/22/diy-drones-deliver-the-goods-with-printed-release/ | DIY Drones Deliver The Goods With Printed Release | Bryan Cockfield | [
"drone hacks"
] | [
"communications",
"controller",
"delivery",
"drone",
"ESP32",
"package",
"protocol"
] | It seems like the widespread use of delivery drones by companies like Amazon and Wal-Mart has been perpetually just out of reach. Of course robotics is a tricky field, and producing a fleet of these machines reliable enough to be cost effective has proven to be quite a challenge. But on an individual level, turning any... | 17 | 7 | [
{
"comment_id": "8086857",
"author": "strawberrymortallyb0bcea48e7",
"timestamp": "2025-01-22T12:13:14",
"content": "Finally, no more asking for permission from DJI to fly it anywhere!",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "8086924",
"author": "Sok... | 1,760,371,661.360582 | ||
https://hackaday.com/2025/01/22/going-minimal-64x4-the-fun-in-functional-computing/ | Going Minimal: 64×4, The Fun In Functional Computing | Heidi Ulrich | [
"computer hacks",
"Retrocomputing"
] | [
"64kb",
"cpu",
"MinOS 2",
"von neumann"
] | If you’ve ever wondered what makes a computer tick,
the Minimal 64×4 by [Slu4]
is bound to grab your attention. It’s not a modern powerhouse, but a thoughtfully crafted throwback to the essence of computing. With just 61 logic ICs, VGA output, PS/2 input, and SSD storage, this DIY wonder packs four times the processing... | 38 | 9 | [
{
"comment_id": "8086819",
"author": "12L14",
"timestamp": "2025-01-22T10:10:39",
"content": "Will it run Doom? ;)",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "8087008",
"author": "Hirudinea",
"timestamp": "2025-01-22T18:02:23",
"co... | 1,760,371,661.555517 | ||
https://hackaday.com/2025/01/21/making-wire-explode-with-4000-joules-of-energy/ | Making Wire Explode With 4,000 Joules Of Energy | Maya Posch | [
"Science"
] | [
"detonator",
"exploding wire method"
] | The piece of copper wire moments before getting vaporized by 4,000 joules. (Credit: Hyperspace Pirate, Youtube)
In lieu of high-explosives, an exploding wire circuit can make for an interesting substitute. As [Hyperspace Pirate]
demonstrates in a recent video
, the act of pumping a lot of current very fast through a th... | 80 | 16 | [
{
"comment_id": "8086773",
"author": "mrehorst",
"timestamp": "2025-01-22T06:33:52",
"content": "Joules of energy? Is that like Volts of electricity, Amps of current, Ohms of resistance, Watts of power, or Farads of capacitance?",
"parent_id": null,
"depth": 1,
"replies": [
{
... | 1,760,371,662.072595 | ||
https://hackaday.com/2025/01/21/the-nokia-design-archive-is-open-for-viewing/ | The Nokia Design Archive Is Open For Viewing | Navarre Bartz | [
"Cellphone Hacks",
"History"
] | [
"cellphone",
"mobile phone",
"nokia",
"phone",
"retrotechtacular"
] | During the Cambrian Explosion of cellphone form factors at the turn of the millenium, Nokia reigned supreme. If you’d like to see what they were doing behind the scenes to design these wild phones, you’ll love the
Nokia Design Archive from Aalto University
.
Featuring images, presentations, videos and a number of other... | 19 | 5 | [
{
"comment_id": "8086750",
"author": "TG",
"timestamp": "2025-01-22T03:09:41",
"content": "Frutiger Aero Finnish excellence on full glorious display. Kippis!",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "8086769",
"author": "Dude",
"timestamp": "2025-... | 1,760,371,661.610893 | ||
https://hackaday.com/2025/01/20/a-quarter-and-a-dime-will-get-you-a-commodore-64-softmodem/ | A Quarter And A Dime Will Get You A Commodore 64 Softmodem | Lewin Day | [
"Misc Hacks"
] | [
"c64",
"commodore 64",
"modem"
] | Back in the 1980s, a viable modem cost hundreds of dollars. Even in the 1990s, you were looking at spending a a Benjamin or two to get computer squawking down the phone lines. According to [Cameron Kaiser], though, it’s possible to whip up a softmodem using a Commodore 64 for much cheaper than that. How much?
Just 35 c... | 43 | 9 | [
{
"comment_id": "8086465",
"author": "Duck Hunter",
"timestamp": "2025-01-21T06:28:48",
"content": "Q: What does the “-dem” part in “modem” stand for?",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "8086468",
"author": "Andrew",
"timestamp": "... | 1,760,371,661.804305 | ||
https://hackaday.com/2025/01/20/bambu-lab-tries-to-clarify-its-new-beta-authentication-scheme/ | Bambu Lab Tries To Clarify Its New “Beta” Authentication Scheme | Maya Posch | [
"3d Printer hacks",
"News"
] | [
"3d printing",
"Bambu lab",
"drm"
] | Perhaps one of the most fascinating aspects of any developing tech scandal is the way that the target company handles criticism and feedback from the community. After announcing a new authentication scheme for cloud & LAN-based operations a few days ago,
Bambu Lab today posted an update
that’s supposed to address said ... | 62 | 24 | [
{
"comment_id": "8086427",
"author": "Nathan",
"timestamp": "2025-01-21T03:07:27",
"content": "“with the security certificate and private key being easily obtainable from the Bambu Connect Electron app, there is absolutely no point to any of what Bambu Lab is doing”Unless what they’re doing is only ... | 1,760,371,661.910736 | ||
https://hackaday.com/2025/01/20/3d-printed-rc-car-focuses-on-performance-fundamentals/ | 3D-Printed RC Car Focuses On Performance Fundamentals | Lewin Day | [
"3d Printer hacks"
] | [
"3d printed",
"ackermann steering",
"R/C car",
"radio control",
"steering",
"suspension",
"suspension design"
] | There are a huge number of manufacturers building awesome radio-controlled cars these days. However, sometimes you just have to go your own way. That’s what [snamle] did with this awesome 3D-printed RC car—
and the results are impressive.
This build didn’t just aim to build something that looked vaguely car-like and wh... | 8 | 6 | [
{
"comment_id": "8086431",
"author": "craig",
"timestamp": "2025-01-21T03:15:56",
"content": "The ability to design and print off for testing a series of non-adjustable, say, a-arms that mess with geometry by like 0.5-1 degree increments is rad! Find the best, stick with it and it will never go out ... | 1,760,371,661.707027 | ||
https://hackaday.com/2025/01/20/smallest-usb-device-so-far/ | Smallest USB Device… So Far | Bryan Cockfield | [
"Peripherals Hacks"
] | [
"keyboard",
"microcontroller",
"mouse",
"pcb",
"port",
"small",
"stm32",
"tiny",
"usb"
] | For better or worse it seems to be human nature to compete with one another, as individuals or teams, rather than experience contentedness while moving to the woods and admiring nature Thoreau-style. On the plus side, competition often results in benefits for all of us, driving down costs for everything from agricultur... | 37 | 13 | [
{
"comment_id": "8086378",
"author": "Joseph Sammarco",
"timestamp": "2025-01-20T21:38:57",
"content": "Cool. One time insert. If you want it back you got to dig it out with tweezers.LOL, no thanks",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "8086497",
... | 1,760,371,662.147535 | ||
https://hackaday.com/2025/01/20/modulathe-is-cnc-ready-and-will-machine-what-you-want/ | Modulathe Is CNC Ready And Will Machine What You Want | Lewin Day | [
"cnc hacks",
"Tool Hacks"
] | [
"cnc",
"cnc lathe",
"lathe"
] | Once upon a time, lathes were big heavy machines driven by massive AC motors, hewn out of cast iron and sheer will. Today, we have machine tools of all shapes and sizes, many of which are compact and tidy DIY creations.
[Maxim Kachurovskiy]’s Modulathe fits the latter description nicely
.
The concept behind the project... | 14 | 10 | [
{
"comment_id": "8086384",
"author": "Mr Name Required",
"timestamp": "2025-01-20T22:00:04",
"content": "Wow MT5 is a monster headstock taper for that lathe size, but the bigger the better.",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "8086414",
"author":... | 1,760,371,662.205132 | ||
https://hackaday.com/2025/01/20/keebin-with-kristina-the-one-with-the-hardware-layered-keyboard/ | Keebin’ With Kristina: The One With The Hardware-Layered Keyboard | Kristina Panos | [
"Hackaday Columns",
"Peripherals Hacks",
"Slider"
] | [
"1989",
"Chicago no. 3",
"keyboard framework",
"modular keyboard",
"molekula",
"nintendo",
"replacement keyboard",
"trs-80",
"typewriter"
] | You know (or maybe you didn’t), I get super excited when y’all use the links at the bottom of this round-up we call Keebin’ to communicate with your old pal Kristina about your various labors of love. So just remember that.
Case in point: I was typing up this very issue when I heard from [Jay Crutti] and [Marcel Erz]. ... | 6 | 5 | [
{
"comment_id": "8086343",
"author": "macsimski",
"timestamp": "2025-01-20T18:16:49",
"content": "well. I think its time for you to take a look at the Varityper 1010: three level shift keys, proportional typefaces, exchangable typefaces, different type sizes, adjustable character space, variable lin... | 1,760,371,662.494275 | ||
https://hackaday.com/2025/01/20/diy-strontium-aluminate-glows-in-the-dark/ | DIY Strontium Aluminate Glows In The Dark | Al Williams | [
"chemistry hacks"
] | [
"glow in the dark",
"strontium"
] | [Maurycyz] points out right up front: several of the reagents used are very corrosive and can produce toxic gasses. We weren’t sure if they were trying to dissuade us not to replicate it or encourage us to do so. The project in question is making
strontium aluminate
which, by the way, glows in the dark.
The material gr... | 8 | 6 | [
{
"comment_id": "8086320",
"author": "CJay",
"timestamp": "2025-01-20T16:59:54",
"content": "Strontium is also used in fireworks, I think it makes a strong red colour?There’s not much apart from the acid that’s hard to come by (and who knows, it might be a lot easier to get Nitric in your country th... | 1,760,371,662.315368 | ||
https://hackaday.com/2025/01/20/time-of-flight-sensors-how-do-they-work/ | Time-of-Flight Sensors: How Do They Work? | Al Williams | [
"Featured",
"hardware",
"Interest",
"Microcontrollers",
"Slider"
] | [
"lidar",
"time of flight"
] | With the right conditions, this tiny sensor can measure 12 meters
If you need to measure a distance, it is tempting to reach for the ubiquitous ultrasonic module like an HC-SR04. These work well, and they are reasonably easy to use. However, they aren’t without their problems. So maybe try an IR time of flight sensor. ... | 16 | 11 | [
{
"comment_id": "8086283",
"author": "clancydaenlightened",
"timestamp": "2025-01-20T15:29:13",
"content": "“The target must also be fairly flat in the field of view”Well using Femto photography principles and quantum mechanics you can technically get time of flight, around a corner and from a curve... | 1,760,371,662.276236 | ||
https://hackaday.com/2025/01/20/you-can-now-play-doom-in-microsoft-word-but-you-probably-shouldnt/ | You Can Now PlayDOOMIn Microsoft Word, But You Probably Shouldn’t | Lewin Day | [
"Games"
] | [
"doom",
"doom port",
"game",
"gaming",
"pdf",
"port"
] | DOOM
used to primarily run on x86 PCs. It later got ported to a bunch of consoles with middling success, and then everything under the sun, from random embedded systems to PDFs. Now, thanks to [Wojciech Graj], you can even
play it in Microsoft Word
.
To run
DOOM
inside Microsoft Word, you must enable VBA macros, and ig... | 23 | 8 | [
{
"comment_id": "8086236",
"author": "strawberrymortallyb0bcea48e7",
"timestamp": "2025-01-20T12:02:18",
"content": "The original DOOM (1993) source code was released under the GNU General Public License (GPL) version 2 in 1999. However, assets like graphics, music, and sound remain proprietary, req... | 1,760,371,662.371055 | ||
https://hackaday.com/2025/01/20/innovative-clock-uses-printed-caustic-lens/ | Innovative Clock Uses Printed Caustic Lens | Lewin Day | [
"clock hacks"
] | [
"caustic",
"caustics",
"clock",
"light",
"optics"
] | Hackers and makers have built just about every kind of clock under the sun. Digital, analog, seven-segment, mechanical seven-segment, binary, ternary, hexadecimal… you name it. It’s been done. You really have to try to find something that shocks us… something we haven’t seen before.
[Moritz v. Sivers] has done just tha... | 13 | 8 | [
{
"comment_id": "8086244",
"author": "UnderSampled",
"timestamp": "2025-01-20T12:34:20",
"content": "This technique would make for an amazing escape room prop!",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "8086308",
"author": "a_do_z",
"timestamp": "2... | 1,760,371,662.745567 | ||
https://hackaday.com/2025/01/19/bone-filament-for-printing-practice-bones/ | Bone Filament, For Printing Practice Bones | Elliot Williams | [
"3d Printer hacks"
] | [
"3d printing",
"bone filament",
"medicine",
"science"
] | Of course there is bone-simulation filament on the market
. What’s fun about this Reddit thread is all of the semi-macabre concerns of surgeons who are worried about its properties matching the real thing to make practice rigs for difficult surgeries. We were initially creeped out by the idea, but now that we think abo... | 9 | 4 | [
{
"comment_id": "8086180",
"author": "Truth",
"timestamp": "2025-01-20T08:54:06",
"content": "I can picture people into Cryptozoology burying some interesting 3D prints to be discover by future archaeologists! The Pterosaurs (extinct flying reptiles) Hyrax (related to elephants and sirenians) would ... | 1,760,371,662.694367 | ||
https://hackaday.com/2025/01/19/robotics-class-is-open/ | Robotics Class Is Open | Al Williams | [
"Robots Hacks"
] | [
"Robot Operating System",
"ros"
] | If you are like us, you probably just spin up your own code for a lot of simple projects. But that’s wasteful if you are trying to do anything serious. Take a robot, for example. Are you using ROS (Robot Operating System)? If not — or even if you are — check out [Janne Karttunene] and the University of Eastern Finland’... | 5 | 2 | [
{
"comment_id": "8086040",
"author": "Gordon",
"timestamp": "2025-01-20T05:26:10",
"content": "I think the future of education overall will be largely open source. I have learned more in some 20 min youtube videos then an entire college course! I have a keen interest in robotics so will be looking i... | 1,760,371,662.650817 | ||
https://hackaday.com/2025/01/19/hackaday-links-january-19-2025/ | Hackaday Links: January 19, 2025 | Dan Maloney | [
"Hackaday Columns",
"Hackaday links",
"Slider"
] | [
"bitcoin",
"Blue Origin",
"cfp",
"hackaday links",
"hope",
"landfill",
"leap year",
"meteorite",
"New Glenn",
"ring",
"satellite",
"SpaceX",
"starship"
] | This week, we witnessed a couple of space oopsies as
both Starship and New Glenn suffered in-flight mishaps
on the same day. SpaceX’s Starship was the more spectacular, with the upper stage of the seventh test flight of the full stack experiencing a “rapid unscheduled disassembly” thanks to a fire developing in the aft... | 8 | 5 | [
{
"comment_id": "8085911",
"author": "Eric",
"timestamp": "2025-01-20T00:25:54",
"content": "If that landfill remained in active use for the past 12 years, there’s thousand cubic meters to sort through, probably a few hundred discarded hard drives in the mix, and a whole lot of health and safety iss... | 1,760,371,662.78583 | ||
https://hackaday.com/2025/01/19/dillo-turns-25-and-releases-a-new-version/ | Dillo Turns 25, And Releases A New Version | Jenny List | [
"internet hacks",
"Software Hacks"
] | [
"dillo",
"web",
"web browser"
] | The chances are overwhelming, that you are reading this article on a web browser powered by some form of the Blink or WebKit browser engines as used by Google, Apple, and many open source projects, or perhaps the Gecko engine as used by Firefox. At the top end of the web browser world there are now depressingly few mai... | 13 | 7 | [
{
"comment_id": "8085882",
"author": "Chris Pepin",
"timestamp": "2025-01-19T21:41:59",
"content": "In Firefox, I have a number of extensions that allow me to block most of the crap that comes along with most modern web browsing (pop-ups, tracking pixels, etc.). It appears to not support javascript... | 1,760,371,662.835066 | ||
https://hackaday.com/2025/01/19/bambu-connects-authentication-x-509-certificate-and-private-key-extracted/ | Bambu Connect’s Authentication X.509 Certificate And Private Key Extracted | Maya Posch | [
"3d Printer hacks",
"News",
"Security Hacks"
] | [
"Bambu lab"
] | Hot on the heels of Bambu Lab’s announcement that it would be locking down all network access to its X1-series 3D printers with new firmware, the X.509 certificate and private key from the Bambu Connect application
have now been extracted
by
[hWuxH]
. This application was intended to be the sole way for third-party sof... | 125 | 29 | [
{
"comment_id": "8085819",
"author": "fuzzyfuzzyfungus",
"timestamp": "2025-01-19T18:09:22",
"content": "So they tied access to a single, publicly distributed, private key and called it a ‘security’ feature?That’s honestly repulsive. Just blatantly not bothering with authentication is a step above b... | 1,760,371,663.049499 | ||
https://hackaday.com/2025/01/19/an-instant-gratification-game-boy-printer/ | An Instant Gratification Game Boy Printer | Tom Nardi | [
"Nintendo Game Boy Hacks",
"Peripherals Hacks"
] | [
"game boy camera",
"Game Boy Link Cable",
"game boy printer",
"rp2040"
] | When the Game Boy Printer was released back in 1998, being able to produce a hard-copy of your
Pokémon
diploma or your latest Game Boy Camera snapshot at the touch of a button was was pretty slick indeed. But in our modern paperless society, the GB Printer somehow sticks out as even more archaic than the other add-on’s... | 7 | 4 | [
{
"comment_id": "8085764",
"author": "Hatch",
"timestamp": "2025-01-19T15:24:24",
"content": "They ‘believe’? They are recording the highest fidelity? They are. There aren’t that many pixels and it’s easy to check. This is 1:1 not sure why the doubt cast lol it’s an awesome project.",
"parent_id... | 1,760,371,662.883939 | ||
https://hackaday.com/2025/01/19/diy-handheld-is-an-emulation-powerhouse/ | DIY Handheld Is An Emulation Powerhouse | Inderpreet Singh | [
"Games",
"handhelds hacks"
] | [
"emulation",
"handheld gaming",
"oled",
"radxa"
] | If you’re into handheld gaming, you’ve got a wide array of hardware options to choose from these days that are capable of running everything from console classics to full-fledged PC titles. But that doesn’t mean there aren’t enterprising gamers out there who are still building their own custom handhelds —
like the Retr... | 10 | 5 | [
{
"comment_id": "8085719",
"author": "mini",
"timestamp": "2025-01-19T12:31:24",
"content": "Reminds me of a 3D printed kit from a chinese dude that turned an Xperia compact mobo & screen into a handheld.",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "8085720"... | 1,760,371,663.147035 | ||
https://hackaday.com/2025/01/19/motorized-coil-tunes-your-ham-antenna-on-a-budget/ | Motorized Coil Tunes Your Ham Antenna On A Budget | Dan Maloney | [
"Radio Hacks"
] | [
"amateur",
"antenna",
"ATAS",
"ham",
"inductor",
"motorized",
"tuner",
"tuning coil",
"wiper",
"yaesu"
] | When it comes to amateur radio, one size definitely does not fit all. That’s especially true with antennas, which need to be
just
the right size for the band you’re working, lest Very Bad Things happen to your expensive radio. That presents a problem for the ham who wants the option to work whichever band is active, an... | 14 | 7 | [
{
"comment_id": "8085684",
"author": "OH3CUF",
"timestamp": "2025-01-19T09:08:42",
"content": "What is the loss percentage in transmitting power comparing this to those small autotuners with relay/coil/capacitor -combos?",
"parent_id": null,
"depth": 1,
"replies": [
{
"comm... | 1,760,371,663.099909 | ||
https://hackaday.com/2025/01/18/a-look-inside-a-modern-mixed-signal-oscilloscope/ | A Look Inside A Modern Mixed Signal Oscilloscope | Inderpreet Singh | [
"Teardown"
] | [
"Digital oscilliscope",
"test equipment"
] | High-speed bench equipment has become so much more affordable in the last decade that naturally one wonders what has made that possible. A great source of answers is a teardown by users like [kerry wong] who are kind enough to
take apart their MSO2304X 300MHz osilloscope for our viewing pleasure
.
The posted teardown v... | 5 | 3 | [
{
"comment_id": "8085884",
"author": "Oliver",
"timestamp": "2025-01-19T21:47:29",
"content": "Cool, but not really new or supprising, dave ‘eevblog’ jones took apart a plenty of scopes.We did tons of reverse engineering, including xrays, on the rigol mso5k :)Still cool too see that competitors do ... | 1,760,371,663.182916 | ||
https://hackaday.com/2025/01/18/stealth-airtag-broadcasts-when-moved-an-experiment/ | Stealth AirTag Broadcasts When Moved: An Experiment | Heidi Ulrich | [
"Microcontrollers",
"Wireless Hacks"
] | [
"air tag",
"AirTag",
"battery",
"ESP32",
"IMU",
"microcontroller",
"MPU-6050",
"smart tag"
] | A simple yet intriguing idea is worth sharing, even if it wasn’t a flawless success: it can inspire others.
[Richard]’s experiment with a motion-powered AirTag fits this bill.
Starting with our call for simple projects, [Richard] came up with a circuit that selectively powers an AirTag based on movement. His concept wa... | 43 | 16 | [
{
"comment_id": "8085648",
"author": "ken welles",
"timestamp": "2025-01-19T03:48:04",
"content": "Yep, GE patented this concept (with GPS, not air tags) in 1996, US Pat # 5491486: Mobile tracking units employing motion sensors for reducing power consumption therein. Inventors: Welles, II; Kenneth ... | 1,760,371,663.258619 | ||
https://hackaday.com/2025/01/18/i3c-bit-banging-fun-for-the-rp2040/ | I3C Bit-banging Fun For The RP2040 | Inderpreet Singh | [
"Tool Hacks"
] | [
"I3C",
"rp2040",
"saleae logic"
] | The RP2040 has quickly become a hot favorite with tinkerers and makers since its release in early 2021. This is largely attributed to the low cost, fast GPIOs, and plethora of bus peripherals. [xyphro] has written the
I3C Blaster firmware that helps turn the Raspberry Pi Pico into a USB to I3C converter
.
The firmware ... | 3 | 3 | [
{
"comment_id": "8085690",
"author": "Mr David Mark Pye",
"timestamp": "2025-01-19T09:49:55",
"content": "Wonder whether the PIO hardware could be given the i3c job, to save bitbanging",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "8085701",
"author": "Pet... | 1,760,371,663.310158 | ||
https://hackaday.com/2025/01/18/investigating-usb-to-ethernet-dongles-with-malware-claims/ | Investigating USB-to-Ethernet Dongles With “Malware” Claims | Maya Posch | [
"Teardown"
] | [
"malware",
"USB dongle"
] | Recently a video surfaced from someone claiming that certain USB-to-Ethernet dongles contained ‘malware’ among other big claims. Basically these dongles were said to be designed by China (and Russia) to spy on users and so on, but how much of this is actually grounded in reality? When
[lcamtuf] dove into the topic
, wh... | 56 | 16 | [
{
"comment_id": "8085537",
"author": "Jon",
"timestamp": "2025-01-18T21:04:08",
"content": "On the other hand, capable people could put things other than drivers on there, although that’s not a lot of room for a rubber ducky, it isn’t nothing",
"parent_id": null,
"depth": 1,
"replies": [... | 1,760,371,663.472175 | ||
https://hackaday.com/2025/01/18/putting-cheap-motorcycle-tachometers-to-work/ | Putting Cheap Motorcycle Tachometers To Work | Tom Nardi | [
"classic hacks",
"Parts"
] | [
"analog gauge",
"gauge cluster",
"tachometer"
] | With so much data being thrown at our eyeballs these days, it’s worryingly easy for the actually important stuff to slip by occasionally. So when [Liam Jackson] wanted a way to visualize the number of test failures popping up in the continuous integration system at work, he went with a novel but effective solution —
un... | 15 | 5 | [
{
"comment_id": "8085462",
"author": "Janowan",
"timestamp": "2025-01-18T18:16:38",
"content": "Quote: “[…] when displaying high numbers (e.g., 9 or 10), the dials can each draw several hundred milliamps from the 5V source […]”Is this because the gauges have a return spring mechanism and going to hi... | 1,760,371,663.378293 | ||
https://hackaday.com/2025/01/18/learn-new-tools-or-hone-your-skill-with-the-old/ | Learn New Tools, Or Hone Your Skill With The Old? | Elliot Williams | [
"Hackaday Columns",
"Rants",
"Slider",
"Tool Hacks"
] | [
"newsletter",
"practice makes perfect",
"software",
"tools"
] | Buried in a talk on AI from an artist who is doing cutting-edge video work was the following nugget that entirely sums up the zeitgeist: “The tools are changing so fast that artists can’t keep up with them, let alone master them, before everyone is on to the next.” And while you might think that this concern is only re... | 42 | 21 | [
{
"comment_id": "8085403",
"author": "Gus Mueller",
"timestamp": "2025-01-18T15:12:51",
"content": "I still use a dubiously-obtained Adobe Photoshop from 2003 for all my graphic work. I know it very well and it’s totally free to use forever. It can’t save to whatever the latest format hotness is, ... | 1,760,371,663.636301 | ||
https://hackaday.com/2025/01/18/jtag-swd-debugging-on-the-pi-pico/ | JTAG & SWD Debugging On The Pi Pico | Tom Nardi | [
"Raspberry Pi",
"Tool Hacks"
] | [
"debugger",
"jtag",
"openocd",
"pi pico",
"SWD"
] | [Surya Chilukuri] writes in to share JTAGprobe
— a fork of the official Raspberry Pi debugprobe firmware that lets you use the low-cost microcontroller development board for JTAG and SWD debugging just by flashing the provided firmware image.
We’ve seen similar projects in the past
, but they’ve required some additiona... | 20 | 6 | [
{
"comment_id": "8085357",
"author": "shinsukke",
"timestamp": "2025-01-18T12:32:52",
"content": "Very cool project, I’ll give this a goI’ve been trying to interface a JLINK debugger with python for some automated flashing and testing (and probably remote access) but for whatever reason, I couldn’t ... | 1,760,371,663.68999 | ||
https://hackaday.com/2025/01/18/a-pda-from-an-esp32/ | A PDA From An ESP32 | Jenny List | [
"handhelds hacks",
"Microcontrollers"
] | [
"ESP32",
"pda"
] | The ESP32 series of microcontrollers have been with us for quite a few years now and appeared in both Tensilica and RISC-V variants, both of which deliver an inexpensive and powerful device. It’s thus shown up in quite a few handheld computers, whether they be conference badges or standalone devices, and this is defini... | 17 | 12 | [
{
"comment_id": "8085311",
"author": "Jan",
"timestamp": "2025-01-18T09:47:03",
"content": "Wow, awesome build.",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "8085313",
"author": "shinsukke",
"timestamp": "2025-01-18T09:48:12",
"content": "Very cut... | 1,760,371,663.743968 | ||
https://hackaday.com/2025/01/17/a-field-expedient-welder-only-macgyver-could-love/ | A Field Expedient Welder Only MacGyver Could Love | Dan Maloney | [
"Tool Hacks"
] | [
"arc",
"FCAW",
"flux-core",
"mig",
"welding"
] | If you needed to weld something in a pinch, what’s the minimum complement of equipment you could get away with? In [Professor Bardal]’s case, it’s
a couple of motorcycle batteries and a roll of flux-core wire
, and not much else.
We suspect this one is going to elicit quite a few comments, not least by the welding fans... | 46 | 13 | [
{
"comment_id": "8085295",
"author": "Jan",
"timestamp": "2025-01-18T07:31:37",
"content": "Perhaps the most amazing part is how he got a 9 minute video out of it…Anyway, nobody stated it was a good weld, so… yeah it “works”. This aint welding, it’s more like dripping candle wax on it so you no long... | 1,760,371,663.927005 | ||
https://hackaday.com/2025/01/17/no-crystal-earpiece-no-problem/ | No Crystal Earpiece? No Problem! | Jenny List | [
"Radio Hacks"
] | [
"crystal earpiece",
"crystal radio"
] | A staple of starting off in electronics ion years past was the crystal set radio, an extremely simple AM radio receiver with little more than a tuned circuit and a point contact diode as its components. Point contact diodes have become difficult to find but can be replaced with a cats whisker type detector, but what ab... | 11 | 7 | [
{
"comment_id": "8085058",
"author": "Grahame",
"timestamp": "2025-01-18T03:25:35",
"content": "Very interesting project. Just a note on twisting wires together. I learnt long ago (about 70 years !) to pull on the wires slightly before releasing them from the drill. This seems to set the wires an... | 1,760,371,664.068756 | ||
https://hackaday.com/2025/01/17/packing-even-more-features-into-a-classic-radio/ | Packing EvenMoreFeatures Into A Classic Radio | Heidi Ulrich | [
"digital audio hacks",
"Musical Hacks"
] | [
"I2S",
"ILI9431",
"IPS display",
"lcd",
"M5Stack",
"NFC",
"NFC reader",
"Teensy"
] | When it comes to hacking niches, breathing new life into vintage devices is always an exciting challenge. [t0mg]’s recent project exemplifies this with
his 1978 Sony FX-300 ‘Jackal’ radio
. He’d already upgraded the radio in 2021 and turned it into a feature-packed marvel, but there’s always room for improvement.
[t0mg... | 11 | 6 | [
{
"comment_id": "8083971",
"author": "Joshua",
"timestamp": "2025-01-17T09:14:23",
"content": "Rest in pieces, little CRT.. 😞",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "8084558",
"author": "I Alone Possess The Truth",
"timestamp": "2025-... | 1,760,371,663.793243 | ||
https://hackaday.com/2025/01/16/neat-ring-clock-relies-on-addressable-leds/ | Neat Ring Clock Relies On Addressable LEDs | Lewin Day | [
"clock hacks"
] | [
"clock",
"ESP32",
"ws2812b"
] | [WhiskeyTangoHotel] wanted to build an LED clock after seeing some great designs online. They elected to go after a ring clock design,
based around the ever-popular WS2812B addressable LEDs.
The core of the build is the HELTEC WiFi 32 development board. It’s not one we’re intimately familiar with, but it’s based around... | 8 | 4 | [
{
"comment_id": "8084559",
"author": "Mel",
"timestamp": "2025-01-17T16:14:01",
"content": "AFAICS, there is no reference to the supplier of the “Ring’o’LEDs” – or have I missed that?",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "8084572",
"author":... | 1,760,371,663.971578 | ||
https://hackaday.com/2025/01/16/building-a-raycaster-within-bash/ | Building A Raycaster Within Bash | Lewin Day | [
"Software Hacks"
] | [
"bash",
"code",
"raycaster",
"raycasting"
] | Wolfenstein 3D
was a paradigm-shifting piece of software, using raycasting techniques to create a game with pseudo-3D graphics. Now, [izabera] has done something very similar,
creating a raycasting display engine that runs entirely within bash.
The work was developed with an eye cast over
an existing raycasting tutoria... | 4 | 2 | [
{
"comment_id": "8083924",
"author": "irox",
"timestamp": "2025-01-17T04:34:20",
"content": "Impressive.If you just want to check out the end very, this video is pretty much the finished result:https://i.imgur.com/X3OahKB.mp4Kind of reminds me of 3D Maze on the ZX81, especially the b&w version, just... | 1,760,371,664.020951 | ||
https://hackaday.com/2025/01/16/repairing-a-samsung-24-lcd-monitor-with-funky-color-issues/ | Repairing A Samsung 24″ LCD Monitor With Funky Color Issues | Maya Posch | [
"Repair Hacks"
] | [
"dumpster diving",
"monitor"
] | The old cable in place on the Samsung monitor. (Credit: MisterHW)
Dumpster diving is one of those experiences that can net you some pretty cool gear for a reasonable price. Case in point the 24″ Samsung S24E650XW LCD monitor that [MisterHW] saved from being trashed. Apparently in very good condition with no visible ext... | 21 | 9 | [
{
"comment_id": "8083919",
"author": "Anonymous",
"timestamp": "2025-01-17T03:53:14",
"content": "I just wish it was easier to find places to dumpster dive.Hard to know what places might have good stuff, accessible dumpsters, and not notice/care about you digging around.I’d love any suggestions for ... | 1,760,371,664.13254 | ||
https://hackaday.com/2025/01/16/building-a-3d-printed-strandbeest/ | Building A 3D-Printed Strandbeest | Lewin Day | [
"3d Printer hacks",
"Arduino Hacks"
] | [
"3d printed",
"Arduino Uno",
"robot",
"strandbeest"
] | The Strandbeest is a walking machine, a creation of the celebrated artist Theo Jansen. They can look intimidating in their complexity, but it’s quite possible to build your own. In fact, if you’ve got a 3D-printer, it can be remarkably straightforward,
as [Maker 101] demonstrates.
The build relies on an Arduino Uno as ... | 16 | 6 | [
{
"comment_id": "8083843",
"author": "ExploWare",
"timestamp": "2025-01-16T22:04:11",
"content": "This man probably enjoyed the SD era, hence he assumes all outside of the PAL viewport is to be ignored… all the O2 wasted on storing and streaming these black pixels. . .",
"parent_id": null,
... | 1,760,371,664.1868 | ||
https://hackaday.com/2025/01/16/taser-ring-is-scary-jewelry-you-shouldnt-build/ | Taser Ring Is Scary Jewelry You Shouldn’t Build | Lewin Day | [
"High Voltage",
"Weapons Hacks"
] | [
"jewelry",
"ring",
"taser"
] | Officially, the term “taser” refers to a particular brand of projectile-firing electric stun gun. However, the word is also colloquially used to refer to just about any device intended for delivering electric shocks to an adversary.
The taser ring from [Penguin DIY]
definitely fits that description, though we’d strictl... | 38 | 15 | [
{
"comment_id": "8083732",
"author": "Titus431",
"timestamp": "2025-01-16T18:34:47",
"content": "“TASER” name origin == Tom Alva Swift Electric Rifle",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "8083755",
"author": "TG",
"timestamp": "2025... | 1,760,371,664.300556 | ||
https://hackaday.com/2025/01/16/gimbal-clock-relies-on-servos-for-its-cool-movements/ | Gimbal Clock Relies On Servos For Its Cool Movements | Lewin Day | [
"clock hacks"
] | [
"clock",
"ESP8266",
"servo",
"time",
"wemos d1 mini"
] | In the annals of human history, clocks got boring there for a while. Most were just variations on hands spinning in a circle, with the occasional tweeting bird mechanism to liven things up. These days, we’re treated to all kinds of original and oddball designs, like this
neat gimbal clock from [Twisted&Tinned]
.
The co... | 1 | 1 | [
{
"comment_id": "8083692",
"author": "alialiali",
"timestamp": "2025-01-16T16:56:11",
"content": "I wonder how hard it’s been to add some perspective art that only became apparent at the right position (in time and space).Like a visual alarm clock.It’s besides the point but I’m not sure clocks have ... | 1,760,371,664.223595 | ||
https://hackaday.com/2025/01/17/trinteract-mini-space-mouse-does-it-in-3d/ | Trinteract Mini Space Mouse Does It In 3D | Kristina Panos | [
"Arduino Hacks",
"Peripherals Hacks"
] | [
"arduino",
"f'n magnets",
"hall effect sensor",
"mouse",
"space mouse"
] | We’re not sure how we managed to miss this one, but better late than never, right? This is
Trinteract
, a 3-DOF input device that’s both open-source and Arduino compatible. There’s even a neat 3D-printed clip to add it to the side of your laptop.
Imagine navigating 2D and 3D environments, or flying around in Minecraft ... | 17 | 6 | [
{
"comment_id": "8084717",
"author": "Duck Hunter",
"timestamp": "2025-01-18T01:19:24",
"content": "As a proof of concept? Fine, but shakes like hell. Maybe write your own driver and run input data through a Kalman?For actual 3D work in CATIA it’s easier to just buy SpaceMouse Pro. Even for hobby mo... | 1,760,371,664.3525 | ||
https://hackaday.com/2025/01/17/android-head-unit-gets-volume-knob-upgrade/ | Android Head Unit Gets Volume Knob Upgrade | Lewin Day | [
"Misc Hacks"
] | [
"knob",
"radio",
"Volume knob"
] | Touch screen head units are pretty much the norm these days. Many compromise with annoying on-screen volume controls or tiny buttons. If you find yourself with such a unit, you might like to hack in a real volume knob.
[Daniel Ross] shows us how to do just that.
The build uses an ATMega328 as the heart of the operatio... | 22 | 7 | [
{
"comment_id": "8084661",
"author": "macsimski",
"timestamp": "2025-01-17T21:25:14",
"content": "Oh man, the things we have to do today to get basic functionality in modern cars. This is a nice hack indeed.For a lot of people it seems that me still driving a 1992 Citroen BX estate is a hack…",
... | 1,760,371,664.40904 | ||
https://hackaday.com/2025/01/17/new-bambu-lab-firmware-update-adds-mandatory-authorization-control-system/ | New Bambu Lab Firmware Update Adds Mandatory Authorization Control System | Maya Posch | [
"3d Printer hacks",
"Security Hacks"
] | [
"Bambu lab",
"cyber security"
] | As per a
recent Bambu Lab blog post
, its FDM printers in the X1 series will soon receive a firmware update that adds mandatory authentication for certain operations, starting with the firmware update on January 23rd for the aforementioned FDM printers. These operations include performing firmware upgrades, initiating ... | 105 | 33 | [
{
"comment_id": "8084604",
"author": "trianglPixl",
"timestamp": "2025-01-17T18:46:57",
"content": "After all of the goodwill around X1 Plus, it’s disappointing that they’ve decided to lock network control down. I hear that people have been using third-party software to run their print farms, and it... | 1,760,371,664.816514 | ||
https://hackaday.com/2025/01/17/hackaday-podcast-episode-304-glitching-the-rp2350-sim-sim-sim-and-a-scrunchie-clock/ | Hackaday Podcast Episode 304: Glitching The RP2350, Sim Sim Sim, And A Scrunchie Clock | Dan Maloney | [
"Hackaday Columns",
"Podcasts"
] | [
"Hackaday Podcast"
] | It’s podcast time again, and this week Dan sat down with Elliot for a look back at all the cool hacks we’ve written about. We started off talking about Hackaday Europe, which is coming up in March — seems unlikely that it’s just around the corner, but there it is. There’s also good news: the Hack Chat is back, and we s... | 1 | 1 | [
{
"comment_id": "8085239",
"author": "Ian Dunn",
"timestamp": "2025-01-18T04:03:40",
"content": "Yes please to the clock contest! This will be one I stand a chance at winning. I’ve got about 25 entries ready to go. I love your podcast!",
"parent_id": null,
"depth": 1,
"replies": []
}
... | 1,760,371,664.593943 | ||
https://hackaday.com/2025/01/17/you-can-build-your-own-hubless-roller-blades-and-ride-off-road/ | You Can Build Your Own Hubless Roller Blades And Ride Off Road | Lewin Day | [
"Wearable Hacks"
] | [
"roller blades",
"roller skates",
"skate",
"skates"
] | Regular roller blades go way back, relying on a number of wheels mounted in a line and relying on regular bearings. [The Q] came up with an altogether more interesting design by
handcrafting some tall skates with two hubless wheels apiece.
The build eliminates the hard work of creating the shoe part of the skates. Inst... | 19 | 8 | [
{
"comment_id": "8084570",
"author": "fiddlingjunky",
"timestamp": "2025-01-17T16:59:52",
"content": "They look dope! I’d be worried about my ankles, though.",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "8084571",
"author": "Ben Norris",
"timestamp": ... | 1,760,371,664.879461 | ||
https://hackaday.com/2025/01/17/this-week-in-security-rsync-sso-and-pentesting-mushrooms/ | This Week In Security: Rsync, SSO, And Pentesting Mushrooms | Jonathan Bennett | [
"Hackaday Columns",
"News",
"Security Hacks"
] | [
"pentesting",
"rsync",
"SSO",
"This Week in Security"
] | Up first, go check your machines for the
rsync
version, and your servers for an exposed
rsync
instance. While there are some security fixes for clients in release 3.4.0,
the buffer overflow in the server-side rsync daemon
is the definite standout. The disclosure text includes this bit of nightmare fuel: “an attacker on... | 14 | 6 | [
{
"comment_id": "8084561",
"author": "The Commenter Formerly Known As Ren",
"timestamp": "2025-01-17T16:20:19",
"content": "When I first encountered the “login with Google”,My reaction was “What?”, quickly followed by “No Way!”",
"parent_id": null,
"depth": 1,
"replies": [
{
... | 1,760,371,664.944709 | ||
https://hackaday.com/2025/01/17/modding-a-toddlers-ride-on-for-more-grunt/ | Modding A Toddler’s Ride-On For More Grunt | Lewin Day | [
"Toy Hacks"
] | [
"Power Wheels",
"pwm",
"ride on",
"soft start"
] | Kids love their Power Wheels and other ride-on electric cars. Indeed, [Ashwin]’s son was digging his little ATV, but soon found that some care was needed on the pedal. It had no proper throttle control, instead turning the motor hard on or off and scaring the poor kid in the process. The solution?
A bit of an upgrade f... | 6 | 3 | [
{
"comment_id": "8084533",
"author": "Duck Hunter",
"timestamp": "2025-01-17T13:54:20",
"content": "Quadbike without ROPS, it’s tottaly safe trust me bro 😂😂😂🤣🤣🤣😛😛😛 /s",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "8084578",
"author": "El Gru... | 1,760,371,664.993051 | ||
https://hackaday.com/2025/01/16/forgotten-internet-uucp/ | Forgotten Internet: UUCP | Al Williams | [
"Featured",
"History",
"Retrocomputing",
"Slider"
] | [
"forgotten internet",
"history",
"networking",
"UUCP"
] | What’s Forgotten Internet? It is the story of parts of the Internet — or Internet precursors — that you might have forgotten about or maybe you missed out on them. This time, we’re looking at Unix-to-Unix Copy, more commonly called UUCP. Developed in the late 1970s, UUCP was a solution for sending messages between syst... | 82 | 27 | [
{
"comment_id": "8083677",
"author": "Paul",
"timestamp": "2025-01-16T16:14:37",
"content": "300 Baud! The luxury! We used 45 baud on our Model 15s and liked it!And running through the TWX network it would often get down to 1 character per second, but itwasintercontinental text messaging in real t... | 1,760,371,665.127367 |
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