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https://hackaday.com/2023/02/10/homebrew-ball-drop-machine-rings-in-the-new-year/ | Homebrew Ball Drop Machine Rings In The New Year | Lewin Day | [
"home hacks",
"LED Hacks"
] | [
"ball drop",
"New Year's Eve",
"nye"
] | The New Year’s Ball Drop in New York City stems from an old English naval tradition. These days, it’s more of a celebratory thing, and [Jon Gonzalez] wanted to bring a bit of that joy to his own celebrations.
Thus enter the Ball-Drop-O-Matic 3000.
The ball itself consists of two 3D printed halves assembled together wit... | 0 | 0 | [] | 1,760,372,402.848517 | ||
https://hackaday.com/2023/02/09/domino-ring-machine-tips-tiles-in-a-never-ending-wave/ | Domino Ring Machine Tips Tiles In A Never-ending Wave | Donald Papp | [
"Art",
"Toy Hacks"
] | [
"domino",
"dominos",
"lego",
"mindstorms",
"soliton"
] | Like to see dominoes fall? [JK Brickworks] has got what you need, in the form of
a never-ending ring of falling and resetting tiles.
LEGO pieces are the star in this assembly, which uses a circular track and moving ramp to reset tiles after they have fallen. Timed just right, it’s like watching a kinetic sculpture harm... | 9 | 4 | [
{
"comment_id": "6596850",
"author": "Marcus",
"timestamp": "2023-02-10T08:43:15",
"content": "This is just beautiful, I get so nostalgic thinking back to my Lego days :)",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "6596852",
"author": "limroh",
"tim... | 1,760,372,403.230967 | ||
https://hackaday.com/2023/02/09/getty-images-is-suing-an-ai-image-generator-for-using-its-images/ | Getty Images Is Suing An AI Image Generator For Using Its Images | Lewin Day | [
"Artificial Intelligence",
"News"
] | [
"ai",
"getty images",
"lawsuit",
"legal",
"stable diffusion"
] | As per the Getty Images legal complaint, the Stable Diffusion AI seems to reproduce gooey versions of the Getty Images watermark in some of its output. Credit: Getty Images
Many AI systems require huge training datasets in order to achieve their impressive feats. This applies whether or not you’re talking about an AI t... | 43 | 18 | [
{
"comment_id": "6596641",
"author": "Severe Tire Damage",
"timestamp": "2023-02-10T03:27:50",
"content": "Ask for trouble and sometimes you get it.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6596757",
"author": "gsmag",
"timestamp": "202... | 1,760,372,403.039402 | ||
https://hackaday.com/2023/02/09/goniometer-gives-you-an-edge-at-knife-sharpening/ | Goniometer Gives You An Edge At Knife Sharpening | Navarre Bartz | [
"how-to",
"Laser Hacks",
"Tool Hacks"
] | [
"cutting tools",
"diy knife sharpening",
"goniometer",
"knife",
"knife sharpener",
"knife sharpening",
"knives",
"laser",
"laser goniometer",
"laser measurement",
"laser measuring"
] | Sometimes you absolutely, positively need to know the angle of the cutting edge on a knife. When you do, the best tool for the job is a laser goniometer, and [Felix Immler] shows us
three different ways to build one
. (YouTube)
The underlying principle of all three of these builds is to project reflected laser light of... | 11 | 4 | [
{
"comment_id": "6596590",
"author": "scott_tx",
"timestamp": "2023-02-10T02:03:15",
"content": "this is much better than the gonorrheameter.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6596681",
"author": "The Commenter Formerly Known As Ren",
... | 1,760,372,402.953203 | ||
https://hackaday.com/2023/02/09/decorative-clock-uses-led-strips-to-beautiful-effect/ | Decorative Clock Uses LED Strips To Beautiful Effect | Lewin Day | [
"clock hacks"
] | [
"clock",
"led",
"ws2812b"
] | Clocks used to be dowdy old things with mechanical hands and sometimes even little cuckoo birds that would pop out to chime the hour.
[David] built something altogether more modern that uses shifting colors on LED strips to tell the time.
The core of the build is an ESP8266, which queries an NTP time server to keep its... | 19 | 7 | [
{
"comment_id": "6596464",
"author": "NQ",
"timestamp": "2023-02-09T23:14:39",
"content": "I guess we’ve gone down this rabbit hole. Define ‘make.’",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "6596469",
"author": "NO-U",
"timestamp": "2023-02-09T23:... | 1,760,372,403.287514 | ||
https://hackaday.com/2023/02/09/reverse-engineering-british-rail-tickets/ | Reverse Engineering British Rail Tickets | Jenny List | [
"Reverse Engineering",
"Transportation Hacks"
] | [
"aztec barcode",
"electronic ticket",
"rail ticket"
] | There was a time when to take a British rail journey was to receive a ticket barely changed since Victorian times — a small cardboard rectangle printed with the destination through which the inspector on the train would punch a hole. In recent decades these were replaced by credit-card-sized thin card, and now increasi... | 21 | 5 | [
{
"comment_id": "6596351",
"author": "TG",
"timestamp": "2023-02-09T21:01:30",
"content": "I went to the UK recently and everything was absolutely exorbitant. A sheep-shearing operation. If I lived there, I’d want to reverse-engineer that barcode too. People were just getting absolutely screwed ther... | 1,760,372,403.175003 | ||
https://hackaday.com/2023/02/09/ski-season-sees-apples-crash-detection-system-fire-deluge-of-false-positives/ | Ski Season Sees Apple’s Crash Detection System Fire Deluge Of False Positives | Lewin Day | [
"Hackaday Columns",
"News",
"Slider"
] | [
"apple",
"apple watch",
"crash detection",
"iphone",
"safety",
"skiing"
] | Smartphone features used to come thick and fast. Cameras proliferated, navigation got added, and then Apple changed the game by finally making touch computing
just work.
Since then, truly new features have slowed to a trickle, but Apple’s innovative crash detection system has been a big deal where safety is concerned.
... | 39 | 13 | [
{
"comment_id": "6596234",
"author": "Ostracus",
"timestamp": "2023-02-09T18:28:19",
"content": "Geofencing, loud audio alerts, send drones to see if the situation is real.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6596400",
"author": "TG",
... | 1,760,372,403.430362 | ||
https://hackaday.com/2023/02/07/connecting-a-keyboard-to-a-vintage-pc-xt-the-hard-way/ | Connecting A Keyboard To A Vintage PC-XT, The Hard Way | Dan Maloney | [
"Retrocomputing"
] | [
"arduino",
"assembler",
"keyboard",
"Model 5160",
"motherboard",
"PC-XT",
"post",
"PS/2",
"video"
] | We’re not sure if there’s any single characteristic that qualifies someone as a hacker. After all, we’re a pretty eclectic bunch, with skills that range all over the map, and what one person feels is trivial, others would look upon as black magic. But there’s one thing we’re sure of: if you find yourself reading
the or... | 16 | 6 | [
{
"comment_id": "6594867",
"author": "daveboltman",
"timestamp": "2023-02-08T06:46:37",
"content": "Great deep dive, thank you!Back in the day I needed print some code I wrote on my [Spectravideo SVI-328](https://en.wikipedia.org/wiki/SV-328), so I made it “type” the code into the keyboard input of ... | 1,760,372,403.349373 | ||
https://hackaday.com/2023/02/07/led-displays-may-get-vertical-integration/ | LED Displays May Get Vertical Integration | Al Williams | [
"LED Hacks",
"Science"
] | [
"display",
"led",
"MicroLED"
] | If you zoom into the screen you are reading this on, you’d see an extremely fine pattern of red, green, and blue emitters, probably LEDs of some kind. This somewhat limits the resolution you can obtain since you have to cram three LEDs into each screen pixel. Engineers at MIT, however, want to do it differently. By gro... | 36 | 13 | [
{
"comment_id": "6594811",
"author": "UT",
"timestamp": "2023-02-08T03:23:46",
"content": "Um… most screens are LCDs with LED backlight these days. Some mobile device might use OLED, but they aren’t the norm.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6... | 1,760,372,403.110563 | ||
https://hackaday.com/2023/02/07/old-3d-cad-mouse-gets-new-lease-of-life/ | Old 3D CAD Mouse Gets New Lease Of Life | Anool Mahidharia | [
"computer hacks"
] | [
"3d mouse",
"3dconnexion",
"3DxWare",
"Magellan",
"pico",
"raspberry pi",
"Raspberry Pi Pico",
"rs-232",
"spacemouse",
"SpaceMouse Compact",
"UF2"
] | [Jacek Fedorynski] had an old Magellan/SpaceMouse 3D mouse with a serial interface which made it impossible for him to use with modern hardware and software. The problem he faced was two pronged – the absence of serial interfaces in the hardware and the lack of appropriate drivers for the operating system. So he built ... | 11 | 6 | [
{
"comment_id": "6594797",
"author": "Jon H",
"timestamp": "2023-02-08T02:31:34",
"content": "Seems like the Magellan’s buttons could be supported by having a second Pico to act as a second USB device, with the first Pico passing the button presses to the second Pi. Then those buttons wouldn’t be li... | 1,760,372,402.903285 | ||
https://hackaday.com/2023/02/07/clock-your-camera-with-this-shutter-speed-tester/ | Clock Your Camera With This Shutter Speed Tester | Chris Wilkinson | [
"Arduino Hacks"
] | [
"arduino",
"camera shutter",
"photography",
"shutterspeed"
] | Camera shutter speed is an essential adjustment in photography – along with the aperture, the shutter moderates the amount of light entering the camera. Older cameras (and some newer ones) use mechanical shutters that creep out-of-spec over the years, so
[Dean Segovis] built a handy shutter speed tester
.
With just a h... | 27 | 11 | [
{
"comment_id": "6594690",
"author": "Tweepy",
"timestamp": "2023-02-07T22:40:31",
"content": "Nice, but maybe overkill?I’ve been checking old camera shutter with no more than a scrap solar cell and a scope.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "659... | 1,760,372,403.598671 | ||
https://hackaday.com/2023/02/07/solar-powered-e-bike-replaces-car-trips/ | Solar Powered E-bike Replaces Car Trips | Navarre Bartz | [
"green hacks",
"Transportation Hacks"
] | [
"bicycle",
"bike",
"cargo bike",
"charge controller",
"charging",
"ebike",
"hub motor",
"motor controller",
"mppt",
"solar",
"solar bike",
"solar panel"
] | E-bikes can replace car trips for some people, and adding a solar panel can make the fun last longer. [Luke] did some heavy modifications to his RadWagon to make it
better, stronger, and faster
than it was before.
The first step was replacing the stock 750 W controller with a 1500 W model to give the motor twice the po... | 20 | 8 | [
{
"comment_id": "6594573",
"author": "Jan Praegert",
"timestamp": "2023-02-07T19:49:01",
"content": "“potential 50% charge every day” means: on a very sunny day. So in spring and autumn it might be at 20% and in the wintertime it is around nothing or below.Solution: two batteries and stationary moun... | 1,760,372,403.501427 | ||
https://hackaday.com/2023/02/07/fox-fined-for-broadcasting-emergency-tone-in-football-ad/ | Fox Fined For Using EAS Tone In Football Ad | Lewin Day | [
"Hackaday Columns",
"News",
"Slider"
] | [
"EAS",
"EBS",
"emergency alert system",
"Emergency Broadcast System",
"fcc",
"federal communications commission",
"fine",
"fox"
] | The Boy Who Cried Wolf
is a simple parable that teaches children the fatal risk of raising a false alarm. To do so is to risk one’s life when raising the alarm about a real emergency that may go duly ignored.
Today, we rarely fear wolves, and we don’t worry about them eating us, our sheep, or our children. Instead, we ... | 82 | 25 | [
{
"comment_id": "6594490",
"author": "cbarn",
"timestamp": "2023-02-07T18:10:08",
"content": "Good – if only we could get them to fine advertisers who include sirens and horns as well, that’d be great. Those have triggered more than one “What the heck?!?” while driving the daily commute!",
"par... | 1,760,372,404.429994 | ||
https://hackaday.com/2023/02/07/come-join-us-for-hackaday-berlin/ | Come Join Us For Hackaday Berlin! | Elliot Williams | [
"cons",
"Hackaday Columns",
"News",
"Slider"
] | [
"conference",
"Hackaday Berlin",
"Hackaday Berlin 2023",
"lightning talks"
] | It’s been far too long since we’ve had an event in Europe, and we’re going to fix that right now.
Hackaday Berlin 2023
will be a day-long conference full of great talks, badge hacking, music, art, madness, and gathering with your favorite hackers on Saturday, March 25.
But it doesn’t stop there. We’ll have a pre-event ... | 54 | 23 | [
{
"comment_id": "6594478",
"author": "davedarko",
"timestamp": "2023-02-07T17:39:23",
"content": "Got my ticket, seems like it was a good idea to follow hackaday on eventbrite ;PIf anybody wants to stay in Berlin a bit longer, xHain Hack & Makespace has an open evening on Monday, but I can also offe... | 1,760,372,403.970686 | ||
https://hackaday.com/2023/02/08/building-a-plasma-piano-aint-easy/ | Building A Plasma Piano Ain’t Easy | Lewin Day | [
"Musical Hacks"
] | [
"arc",
"high voltage",
"hv",
"plasma"
] | Electronic arcs can be made to “sing” if you simply modulate them on and off at audible frequencies. We’ve seen it done with single Tesla coils, and even small Tesla choirs,
but [Mattias Krantz] took this to extremes by building an entire “plasma piano” using this very technique.
The build relies on ten transformers mo... | 17 | 11 | [
{
"comment_id": "6595256",
"author": "George",
"timestamp": "2023-02-08T22:46:35",
"content": "I used to work in a High Voltage Research Lab. 1.8 Million volts and 300,000 AMps of 60 cycle power. I loved is and hated it because of the dangers. We would set up a test and the folks in production wo... | 1,760,372,403.735503 | ||
https://hackaday.com/2023/02/08/modulex-is-legos-long-lost-cousin/ | Modulex Is LEGO’s Long Lost Cousin | Navarre Bartz | [
"Toy Hacks"
] | [
"architecture",
"bricks",
"lego",
"LEGO Modulex",
"Modulex",
"plancopy",
"planning",
"planning tool",
"signage"
] | We love LEGO here at Hackaday, but did you know that LEGO spun off a parallel product line
made for architectural models
called Modulex?
[Peter Dibble] takes us on a deep dive through the history of Modulex, starting with
Godtfred Kirk Christiansen
needing a better way to model actual buildings after trying to design a... | 24 | 10 | [
{
"comment_id": "6595149",
"author": "Jac Goudsmit",
"timestamp": "2023-02-08T20:32:17",
"content": "Another lost cousin is FischerTechnik. From Germany since the 1960s and it inspired Technic Lego in the 1980s.And of course there’s other distant relatives like Philiform, Meccano, Erectorset…===Jac"... | 1,760,372,404.488072 | ||
https://hackaday.com/2023/02/08/linux-fu-the-shell-forth-programmers-will-love/ | Linux Fu: The Shell Forth Programmers Will Love | Al Williams | [
"Hackaday Columns",
"Linux Hacks",
"Slider"
] | [
"linux",
"shell"
] | One of the most powerful features of Unix and Linux is that using traditional command line tools, everything is a stream of bytes. Granted, modern software has blurred this a bit, but at the command line, everything is text with certain loose conventions about what separates fields and records. This lets you do things ... | 28 | 10 | [
{
"comment_id": "6595071",
"author": "Wojtow",
"timestamp": "2023-02-08T18:44:09",
"content": "PowerShell for Linux is probably a better bet. It understands structured data types as objects with named properties. (I.e. a directory listing has a named size field with an integer type)",
"parent_... | 1,760,372,404.127176 | ||
https://hackaday.com/2023/02/08/with-chatgpt-game-npcs-get-a-lot-more-interesting/ | With ChatGPT, Game NPCs Get A Lot More Interesting | Donald Papp | [
"Artificial Intelligence",
"Games"
] | [
"ai",
"ChatGPT",
"games",
"modding",
"mods",
"natural dialogue",
"NPC",
"openai"
] | Not only is AI-driven natural language processing a thing now, but you can even select from a number of different offerings, each optimized for different tasks. It took very little time for [Bloc] to mod a computer game to
allow the player to converse naturally with non-player characters (NPCs)
by hooking it into ChatG... | 24 | 14 | [
{
"comment_id": "6595031",
"author": "Reluctant Cannibal",
"timestamp": "2023-02-08T16:42:35",
"content": "I feel sorry for the horse. Seems like the rider was a bit rough with it pulling it’s head around like that :(",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_i... | 1,760,372,404.042182 | ||
https://hackaday.com/2023/02/08/keebin-with-kristina-the-one-with-the-breadboard-macropad/ | Keebin’ With Kristina: The One With The Breadboard Macropad | Kristina Panos | [
"Featured",
"Interest",
"Peripherals Hacks",
"Slider"
] | [
"dart marking machine",
"index typewriter",
"index typewriters",
"macropad",
"monoblock split"
] | For
their first custom, hand-wired keyboard
, [terryorchard] aka [70rch] didn’t want to mess with making a total split, and we don’t really blame them. However, as you can see, they ended up with a monoblock split, which aside from being our own personal preference, looks fantastic, and also happened to be what fit on ... | 6 | 5 | [
{
"comment_id": "6595138",
"author": "J. Peterson",
"timestamp": "2023-02-08T20:17:59",
"content": "Hi Kristina – you know about this? The Kickstarter just started yesterday:https://shifthappens.site/",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6597428",
... | 1,760,372,404.194613 | ||
https://hackaday.com/2023/02/08/developing-warp-drive-might-take-antifreeze/ | Developing Warp Drive Might Take Antifreeze | Al Williams | [
"Science",
"Space"
] | [
"faster than light",
"gravitational waves",
"warp bubble",
"warp drive"
] | In
Star Trek
, dilithium crystals — whatever those are — are critical to the operation of a starship’s warp drives. But a Texas professor thinks he can make a
baby step towards a warp drive using ethylene glycol
, which is commonly found in antifreeze.
While superluminal travel has been regarded as impossible for many ... | 63 | 18 | [
{
"comment_id": "6594957",
"author": "stabbyabi",
"timestamp": "2023-02-08T12:17:26",
"content": "For the love of space animals, can we please switch to propylene glycol?",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6595066",
"author": "Teslaspecte... | 1,760,372,404.305153 | ||
https://hackaday.com/2023/02/08/model-train-delivers-fresh-coffee/ | Model Train Delivers Fresh Coffee | Lewin Day | [
"home hacks",
"Toy Hacks"
] | [
"coffee",
"coffee delivery",
"model train",
"train"
] | Model trains are good fun, though few of them serve any purpose beyond amusement or authentic railway simulation. [ProjectAir] decided to put his model train to practical use
by having it deliver fresh espresso
, and faced plenty of difficult challenges along the way.
It sounds simple, but the practicalities of the tas... | 26 | 16 | [
{
"comment_id": "6594909",
"author": "Jeff",
"timestamp": "2023-02-08T09:36:14",
"content": "What fun, and definitely an achievement doing it 00. Reminds me of the old model railway that used to be at the bottom end of Interlarken West Station. That had a fabulous 0m gauge model railway, and a cafe ... | 1,760,372,404.550506 | ||
https://hackaday.com/2023/02/09/does-programming-a-robot-with-chatgpt-work-at-all/ | Does Programming A Robot With ChatGPT Work At All? | Lewin Day | [
"Artificial Intelligence",
"Robots Hacks"
] | [
"ai",
"ChatGPT",
"lawn edger",
"robot"
] | ChatGPT has been put to all manner of silly uses since it first became available online. [Engineering After Hours] decided to see if its coding skills were any chop,
and put it to work programming a circular saw
. Pun intended.
The aim was to build a line following robot armed with a circular saw to handle lawn edging ... | 41 | 17 | [
{
"comment_id": "6596163",
"author": "Ian",
"timestamp": "2023-02-09T16:51:54",
"content": "No one seems to be talking about how these chat “AI” are just repeating what they learned.Nothing new or novel is coming out of this. It is just a lazier way to search for stuff.Granted, it is “searching” a h... | 1,760,372,404.638601 | ||
https://hackaday.com/2023/02/09/ask-hackaday-incidental-earthquake-detection/ | Ask Hackaday: Incidental Earthquake Detection | Dan Maloney | [
"Current Events",
"Featured",
"Interest",
"News",
"Slider"
] | [
"citizen science",
"clock",
"detection",
"earthquake",
"seismometer"
] | It never seems to fail: at the very moment that human society seems to reach a new pinnacle of pettiness, selfishness, violence, and self-absorption, Mother Nature comes along and reminds us all who’s really in charge. The obvious case in point here is the massive earthquakes near the border of Turkey and Syria, the ap... | 13 | 6 | [
{
"comment_id": "6596087",
"author": "Phate191",
"timestamp": "2023-02-09T15:04:29",
"content": "Maybe will be cool to aggregate all data with gps position and precision reference in time",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6596828",
"auth... | 1,760,372,404.695128 | ||
https://hackaday.com/2023/02/09/five-years-on-where-is-starman-and-where-will-he-go/ | Five Years On, Where Is Starman And Where Will He Go? | Maya Posch | [
"Space"
] | [
"space debris",
"starman"
] | On 6 February 2018, a Tesla Roadster was launched as the mass simulator on the first ever Falcon Heavy launch — putting for the first time ever a car on a Mars-crossing orbit. While undoubtedly a bit of a stunt, the onboard cameras provided an amazing view of our planet Earth as the Starman dummy in the Roadster slowly... | 55 | 15 | [
{
"comment_id": "6595950",
"author": "jwn",
"timestamp": "2023-02-09T12:12:18",
"content": "“If very little” will remain of the Tesla, what is the big deal? “Space” is called “Space” because it is mostly empty!Did the Aries flight to the moon left no debris on earth, the moon, in space, earth orbi... | 1,760,372,404.789851 | ||
https://hackaday.com/2023/02/09/utility-mat-turns-waste-epoxy-into-useful-tools/ | Utility Mat Turns Waste Epoxy Into Useful Tools | Lewin Day | [
"Tool Hacks"
] | [
"epoxy",
"recycling"
] | Epoxy is a great and useful material typically prepared by mixing two components together. But often we find ourselves mixing too much epoxy for the job at hand, and we end up with some waste left behind.
[Keith Decent’s] utility mat aims to make good use of what is otherwise waste material.
The concept is simple yet i... | 46 | 17 | [
{
"comment_id": "6595811",
"author": "ono",
"timestamp": "2023-02-09T09:08:39",
"content": "I was hoping it was a trick to recycle polymerized epoxy…",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6598594",
"author": "Fireking",
"timestamp": ... | 1,760,372,404.97467 | ||
https://hackaday.com/2023/02/08/the-arpanet-of-things-and-cmus-history-of-networked-soda-machines/ | The ARPANET Of Things And CMU’s History Of Networked Soda Machines | Maya Posch | [
"internet hacks"
] | [
"IoT"
] | When the computer science department of Carnegie Mellon University expanded in the 1970s, this created a massive issue for certain individuals who now found that they had to walk quite a distance to the one single Coke machine. To their dismay, they’d now find that after braving a few flights of stairs, they’d find tha... | 10 | 6 | [
{
"comment_id": "6595691",
"author": "Deon van Schalkwyk",
"timestamp": "2023-02-09T06:39:15",
"content": "Afaik the first (one of the first?) potentially apocryphal uses of a webcam was also a university based system that showed the level of the brewed pot of filter coffee, for similar reasons.",
... | 1,760,372,405.019481 | ||
https://hackaday.com/2023/02/08/understanding-ai-chat-bots-with-stanford-online/ | Understanding AI Chat Bots With Stanford Online | Al Williams | [
"Artificial Intelligence"
] | [
"chatbot",
"GPT-3",
"stanford"
] | The news is full of speculation about chatbots like GPT-3, and even if you don’t care, you are probably the kind of person that people will ask about it. The problem is, the popular press has no idea what’s going on with these things. They aren’t sentient or alive,
despite some claims to the contrary
. So where do you ... | 8 | 5 | [
{
"comment_id": "6595475",
"author": "Dan (No, the OTHER one)",
"timestamp": "2023-02-09T03:24:47",
"content": "Surprisingly, Grammarly is often incorrect to the point that it irks me. It does do a decent job of fixing *ahem* grammatical errors, but it introduces more errors than it fixes.",
"pa... | 1,760,372,405.075943 | ||
https://hackaday.com/2023/02/08/simple-wood-fired-water-heater-is-surprisingly-effective/ | Simple Wood-Fired Water Heater Is Surprisingly Effective | Lewin Day | [
"home hacks"
] | [
"water heater",
"wood fired stove",
"wood stove"
] | These days, humans have gotten all fancy-schmancy with their gas and electric water heaters. Heck, some are even using heat pumps to do the work as efficiently as possible. [HowToLou] got back to basics instead,
with his simple wood-fired water heater design.
The design is straightforward, featuring 100ft of quarter-in... | 55 | 18 | [
{
"comment_id": "6595394",
"author": "Col. Panek",
"timestamp": "2023-02-09T01:59:53",
"content": "I tried that with a couple wraps of 1/2 inch tubing around a steel drum full of solar heated water, and it only lasted ten years until it rotted pinholes in the copper. It was OK while it lasted, becau... | 1,760,372,405.550154 | ||
https://hackaday.com/2023/02/07/count-leading-zeros-for-efficient-logarithms/ | Count Leading Zeros For Efficient Logarithms | Chris Lott | [
"digital audio hacks",
"Software Development"
] | [
"algorithms",
"count leading zeros",
"dsp",
"logarithms"
] | [Ihsan Kehribar] points out a clever trick you can use to
quickly and efficiently compute the logarithm of a 32-bit integer
. The technique relies on the CLZ instruction which counts the number of leading zeros in a machine word and is available in many modern processors. Typical algorithms used to compute logarithms a... | 14 | 8 | [
{
"comment_id": "6594446",
"author": "alialiali",
"timestamp": "2023-02-07T16:50:36",
"content": "CLZ is very interesting. I can think of a few algorithms where your result is a 1-hot word with position of the bit being what you’re interested in.I doubt if many compilers emit a CLZ for the various w... | 1,760,372,405.135002 | ||
https://hackaday.com/2023/02/07/all-about-usb-c-manufacturer-sins/ | All About USB-C: Manufacturer Sins | Arya Voronova | [
"Engineering",
"Featured",
"Interest",
"Rants",
"Slider"
] | [
"Type-C",
"USB C",
"USB Type-C",
"USB-C PD"
] | People experience a variety of problems with USB-C. I’ve asked people online about their negative experiences with USB-C, and got a wide variety of responses, both
on Twitter
and
on Mastodon.
In addition to that, communities like
r/UsbCHardware
keep a lore of things that make some people’s experience with USB-C subpar.... | 85 | 25 | [
{
"comment_id": "6594388",
"author": "BobH",
"timestamp": "2023-02-07T15:29:12",
"content": "In the early days of the PD spec, it was very much a moving target. I was working at a semiconductor company developing USB-PD chips, and there would be monthly changes that necessitated ripping up large amo... | 1,760,372,405.458801 | ||
https://hackaday.com/2023/02/07/micropython-esp32-ide-makes-life-simpler/ | MicroPython ESP32 IDE Makes Life Simpler | Al Williams | [
"Microcontrollers",
"Software Development"
] | [
"ESP32",
"micropython"
] | In theory, using MicroPython on the ESP32 is easy — just flash an image and connect using a serial port. But that leaves a lot of things you still have to do. You need to move files between the two platforms. You’ll want to manage network configurations. You might want better editing and assistance, too. So there are ... | 49 | 14 | [
{
"comment_id": "6594304",
"author": "Murray",
"timestamp": "2023-02-07T12:58:13",
"content": "I’m sorry but Python is just wrong.We have Circuit diagrams and layouts. They are related, but circuit diagrams prioritize, readability, understanding. While layout is about structure.So too we have prese... | 1,760,372,405.958569 | ||
https://hackaday.com/2023/02/07/og-doom-shows-off-the-origins-of-multi-monitor/ | OGDOOMShows Off The Origins Of Multi-Monitor | Jonathan Bennett | [
"classic hacks",
"Games"
] | [
"doom",
"multi monitor",
"retro gaming"
] | We have a thing for
DOOM
, and we admit it. The source was released, and clever hackers have ported the engine to every system imaginable. It’s a right of passage, when hacking a machine, to run
DOOM
on it — be it a VoIP phone, or tractor. But the original 1993 release does have a few notable tricks, and there’s someth... | 13 | 8 | [
{
"comment_id": "6594191",
"author": "ono",
"timestamp": "2023-02-07T09:52:07",
"content": "“Doom for monkeys” or the unfortunate spread of social networks into the physical privacy of every person. Sometimes I miss the print era, where text serves as a medium for suggestion, and images are parsimon... | 1,760,372,405.234319 | ||
https://hackaday.com/2023/02/06/spy-drone-propeller-makes-for-a-quite-pc/ | Spy Drone Propeller Makes For A Quiet PC | Al Williams | [
"3d Printer hacks"
] | [
"fan",
"PC cooling"
] | MIT recently announced its research on toroidal propellers to create quieter drones. That got [Major Hardware] thinking about noisy PC fans. The obvious solution was to
adapt the toroidal shape for a PC fan
. He was familiar with the idea from similar screws on boats that are commercially available. You can see his tes... | 45 | 17 | [
{
"comment_id": "6594069",
"author": "CityZen",
"timestamp": "2023-02-07T06:12:55",
"content": "I think the design space is quite different when you’ve got a housing surrounding the fan blade vs. when you don’t. It’s not likely that a blade optimized for one situation works well in the other.",
... | 1,760,372,405.320307 | ||
https://hackaday.com/2023/02/06/researchers-find-inert-components-in-batteries-lead-to-cell-self-discharge/ | Researchers Find “Inert” Components In Batteries Lead To Cell Self-Discharge | Donald Papp | [
"Battery Hacks",
"chemistry hacks",
"News"
] | [
"battery",
"Chemistry",
"Li-ion",
"lithium",
"pet",
"self-discharge"
] | When it comes to portable power, lithium-ion batteries are where it’s at. Unsurprisingly, there’s a lot of work being done to better understand how to maximize battery life and usable capacity.
Red electrolytic solution, which should normally be clear.
While engaged in such work, [Dr. Michael Metzger] and his colleague... | 11 | 5 | [
{
"comment_id": "6593993",
"author": "Gravis",
"timestamp": "2023-02-07T03:22:56",
"content": "More specifically, they were looking at LiFePO4 batteries. This is an important discovery but it becomes less relevant as we get closer to using solid state batteries which have no liquid electrolyte.",
... | 1,760,372,406.425111 | ||
https://hackaday.com/2023/02/06/custom-enclosure-for-3d-printer/ | Custom Enclosure For 3D Printer | Maya Posch | [
"3d Printer hacks"
] | [
"3d printer enclosure",
"perspex",
"wood"
] | Having an enclosure around an FDM 3D printer is generally a good idea, even when printing only with PLA, as it keeps the noise in, and the heat (and smell, with ABS) inside. With all the available options for enclosures out there, however, [David McDaid] figured that it should be possible to
make an enclosure
that does... | 19 | 10 | [
{
"comment_id": "6594141",
"author": "70sjukebox",
"timestamp": "2023-02-07T07:51:19",
"content": "On my ‘to do’ list now",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "6594179",
"author": "Secaderolate",
"timestamp": "2023-02-07T09:34:43",
"conten... | 1,760,372,405.607976 | ||
https://hackaday.com/2023/02/05/sundial-collection-is-2d-printed/ | Sundial Collection Is 2D Printed | Al Williams | [
"clock hacks"
] | [
"2d print",
"folding",
"kids",
"orgami",
"paper",
"sundial"
] | We see a lot of clocks, and many of the better ones have some 3D printed elements to them. But [Carl Sabanski] shows us his
kits for making sundials
for either hemisphere using a conventional printer (you know, one that puts ink on paper), some styrofoam, and possibly some other materials like wire coat hangers, thread... | 3 | 3 | [
{
"comment_id": "6592617",
"author": "Jan",
"timestamp": "2023-02-05T11:40:30",
"content": "“These are great alternatives to paper airplanes” really made me smile. In my silly mind I can see people throwing paper sundials out of the window and through the classroom. Which is always better then throw... | 1,760,372,405.645828 | ||
https://hackaday.com/2023/02/04/3-ways-to-diy-custom-cnc-dust-covers/ | 3 Ways To DIY Custom CNC Dust Covers | Donald Papp | [
"cnc hacks",
"how-to"
] | [
"bellows",
"dust cover",
"dust shield"
] | Home shop machinists know dust shields are important for keeping swarf out of expensive linear rails and ball screws. [Petteri Aimonen]
demonstrates three inexpensive ways to DIY some bellows-style dust covers
. Such things can of course be purchased, but they’re priced at a premium and not always available in the size... | 7 | 4 | [
{
"comment_id": "6592530",
"author": "macsimski",
"timestamp": "2023-02-05T08:58:10",
"content": "Here in the netherlands you can buy rolls of a polyethylene and cardboard mixture also used for milk cartons at the hardware shop. Sold as covering for floors during plastering and painting. It is very ... | 1,760,372,405.698393 | ||
https://hackaday.com/2023/02/04/reliving-a-bitmapped-past-with-a-veritable-hoard-of-bitmap-fonts/ | Reliving A Bitmapped Past With A Veritable Hoard Of Bitmap Fonts | Maya Posch | [
"Retrocomputing"
] | [
"8-bit fonts",
"bitmap",
"bitmap fonts",
"lcd",
"retro fonts"
] | The fonts seen with old computer systems such as those from Apple and Commodore, as well as Microsoft Windows 3.1 and older, form an integral part of our interaction with these systems. These days such bitmap fonts are a rarity, with scalable vector-based fonts having taken their place on modern-day systems. This unfor... | 12 | 5 | [
{
"comment_id": "6592567",
"author": "Daid",
"timestamp": "2023-02-05T10:02:47",
"content": "There you go.",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "6592568",
"author": "Daid",
"timestamp": "2023-02-05T10:03:14",
"content": "https://int10h.org... | 1,760,372,405.847629 | ||
https://hackaday.com/2023/02/04/mcm-70-replica-embodies-proud-canadian-heritage/ | MCM/70 Replica Embodies Proud Canadian Heritage | Chris Wilkinson | [
"Retrocomputing"
] | [
"MCM/70",
"retrocomputing",
"vintage computer"
] | When a vintage computer is all but unobtanium, software emulation is often all that remains. Unless you are [Michael Gardi], who saw an opportunity to
reproduce Canada’s home-grown MCM/70 microcomputer
using a combination of software emulation and modern hardware.
Short of building a brand new MCM/70 from the original ... | 17 | 5 | [
{
"comment_id": "6592263",
"author": "George",
"timestamp": "2023-02-05T00:46:41",
"content": "Texas Instruments had a similar terminal in the late 1970s. We used it to work with code to programming microprocessors. Left tale was input and was read into memory, We made edits. Then wrote source fi... | 1,760,372,406.011771 | ||
https://hackaday.com/2023/02/04/the-wic64-brings-classic-commodores-online-google-maps-included/ | The WiC64 Brings Classic Commodores Online, Google Maps Included | Robin Kearey | [
"classic hacks",
"Retrocomputing"
] | [
"bbs",
"commodore 64",
"ESP32",
"wifi"
] | A computing platform is never really dead unless people stop developing new software for it. By that measure, the Commodore 64 is alive and well: new games, demos, and utilities are still being released on a regular basis. Getting those new programs onto an old computer was always a bit of a hassle though, requiring ei... | 29 | 11 | [
{
"comment_id": "6592141",
"author": "The Commenter Formerly Known As Ren",
"timestamp": "2023-02-04T21:29:33",
"content": "“and even a radio station that plays non-stop SID tunes”But is it AM or FM?B^)",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "6592204",
... | 1,760,372,406.184534 | ||
https://hackaday.com/2023/02/04/fulcrum-foils-finger-fatigue/ | Fulcrum Foils Finger Fatigue | Jonathan Bennett | [
"Peripherals Hacks"
] | [
"custom keyboard",
"mechanical keyboard",
"split keyboard"
] | It turns out that typing all day just might be bad for your hands and fingers. Repetitive Strain Injury, RSI, was a real problem for [David Schiller], particularly when coding. So, naturally, he started designing his own keyboard. And bless him, he’s
shared the whole project on GitHub
.
The solution is Fulcrum, a chord... | 10 | 3 | [
{
"comment_id": "6592059",
"author": "Fixed for Formal Faultless Factualization",
"timestamp": "2023-02-04T19:16:13",
"content": "Fulcrum Fights Finger Fatigue",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "6592072",
"author": "sampleusername",
"timest... | 1,760,372,406.240433 | ||
https://hackaday.com/2023/02/04/copyright-data-but-do-it-right/ | Copyright Data, But Do It Right | Elliot Williams | [
"Hackaday Columns",
"Rants"
] | [
"creative commons",
"newsletter",
"open data",
"open source",
"Rant"
] | Copyright law is a triple-edged sword. Historically, it has been used to make sure that authors and rock musicians get their due, but it’s also been extended to the breaking point by firms like Disney. Strangely, a concept that protected creative arts got pressed into duty in the 1980s to
protect the writing down of co... | 33 | 10 | [
{
"comment_id": "6591855",
"author": "Ostracus",
"timestamp": "2023-02-04T15:10:14",
"content": "Of course, one wonders if our patron saint of openness didn’t foresee this problem, otherwise there would have been an inclusion in the GPL.",
"parent_id": null,
"depth": 1,
"replies": []
}... | 1,760,372,406.311124 | ||
https://hackaday.com/2023/02/05/equipping-rats-with-backpacks-to-find-victims-under-rubble/ | Equipping Rats With Backpacks To Find Victims Under Rubble | Maya Posch | [
"Misc Hacks",
"News"
] | [
"animal",
"disaster response",
"rats",
"rescue",
"rubble"
] | When it comes to demining or finding victims after a disaster, dogs are well-known to aid humans by sniffing out threats and trapped humans with ease. Less well-known, but no less impressive are rats, with the African giant pouched rat being the star of the show. Recently a student at the Dutch Technical University of ... | 20 | 9 | [
{
"comment_id": "6593285",
"author": "Drone",
"timestamp": "2023-02-06T07:16:57",
"content": "Very timely. I’m sure they can use these RescueRats in Syria and Turkey this morning!",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "6593315",
"author": "Glaskows... | 1,760,372,406.364536 | ||
https://hackaday.com/2023/02/05/hacking-the-python-for-loop/ | Hacking The Python For Loop | Al Williams | [
"Software Development",
"Software Hacks"
] | [
"python"
] | In the early days of C, you’d occasionally see someone — probably a former Pascal programmer — write something like this:
#define BEGIN {
#define END }
This would usually initiate complaints about abusing the preprocessor and generally being anti-C. Surely no modern language would permit such things, right? Perhaps not... | 33 | 11 | [
{
"comment_id": "6593527",
"author": "John the Programmer",
"timestamp": "2023-02-06T14:25:18",
"content": "Thanks for confirming my decision to avoid Python.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6593536",
"author": "Eugeny (@eugeeeeny)",
... | 1,760,372,406.64386 | ||
https://hackaday.com/2023/02/05/hackaday-links-february-5-2023/ | Hackaday Links: February 5, 2023 | Dan Maloney | [
"Hackaday Columns",
"Hackaday links",
"Slider"
] | [
"acronym",
"Chinese balloon",
"ev",
"Facebook messenger",
"HAB",
"hackaday links",
"high altitude balloon",
"hybrid",
"lithium",
"meta",
"negative testing",
"sensory deprivation",
"smartphone battery",
"toyota"
] | Well, this week’s Links article is likely to prove a bit on the spicy side, thanks in no small part to
the Chinese balloon that spent the better part of the week meandering across the United States
. Putting aside the politics of the whole thing — which we’ll admit is hard to do, given the state of the world today — th... | 33 | 15 | [
{
"comment_id": "6593060",
"author": "GotNoTime",
"timestamp": "2023-02-06T00:11:42",
"content": "The Isolator looks like Dark Helmet’s pith helmet from Spaceballs.The portholes are even worse. One of the diagrams in the article shows that they’re mostly painted black with only a tiny slit that is c... | 1,760,372,406.514858 | ||
https://hackaday.com/2023/02/05/behold-a-microscope-that-sees-by-squashing-things-into-it/ | Behold A Microscope That Sees By Squashing Things Into It | Donald Papp | [
"Science",
"Tool Hacks"
] | [
"gel",
"Imaging",
"lab tools",
"microscope"
] | “Look with your eyes, not your hands” is something many of us have heard while growing up, but that doesn’t apply
to the touch-sensitive microscope [Steve Mould] got to play with
.
Gel pad removed, exposing lens and multi-directional lighting.
The wand-like device is made by Gelsight, and instead of an optical lens lik... | 18 | 8 | [
{
"comment_id": "6592947",
"author": "hartl",
"timestamp": "2023-02-05T21:14:28",
"content": "not sure if publishing a partial fingerprint is a good idea in this modern world…",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6592953",
"author": "Piecut... | 1,760,372,406.574691 | ||
https://hackaday.com/2023/02/05/dishwasher-repair-nightmare-chasing-down-3-faults/ | Dishwasher Repair Nightmare: Chasing Down 3 Faults | Donald Papp | [
"Repair Hacks"
] | [
"Bosch",
"dishwasher",
"logic analyzer",
"nightmare",
"repair"
] | It all started with a vague error code (shown in the image above) on [nophead]’s Bosch SMS88TW01G/01 dishwasher, and it touched off
a months-long repair nightmare
that even involved a logic analyzer. [nophead] is normally able to handily diagnose and repair electronic appliances, but this time he had no idea what he wa... | 42 | 18 | [
{
"comment_id": "6592825",
"author": "some guy",
"timestamp": "2023-02-05T18:05:16",
"content": "Just a word of caution: Before messing around with scopes, logic analyzers and stuff like this make sure your device has proper separation from mains and that GND is really GND/PE!!! Some appliances migh... | 1,760,372,406.781615 | ||
https://hackaday.com/2023/02/05/need-to-dump-a-protected-stm32f0x-use-your-pico/ | Need To Dump A Protected STM32F0x? Use Your Pico! | Arya Voronova | [
"Reverse Engineering",
"Security Hacks"
] | [
"fuzzing",
"hardware hacking",
"jtag",
"reverse engineering",
"rp2040",
"stm32"
] | Sometimes, security mechanisms can be bypassed if you just do things slightly out of the ordinary. For instance, readout protection on microcontrollers is a given nowadays, to the point where it’s intentionally enabled and relied upon as a major technical measure to protect intellectual property. The gist is — when you... | 21 | 10 | [
{
"comment_id": "6592808",
"author": "Gravis",
"timestamp": "2023-02-05T17:27:40",
"content": "Umm… why?",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6593500",
"author": "Arya Voronova",
"timestamp": "2023-02-06T13:31:53",
"content"... | 1,760,372,406.697346 | ||
https://hackaday.com/2023/02/05/the-effect-of-filament-color-on-print-strength-and-more/ | The Effect Of Filament Color On Print Strength And More | Maya Posch | [
"3d Printer hacks"
] | [
"3d printer filament",
"anneal",
"FDM",
"strength"
] | What is an FDM filament coloring’s purpose but to be an aesthetic choice? As it turns out, the additives that create these changes in coloring and transparency also affect the base properties of the polymer, whether it’s PLA, PETG, or another material. This is where a
recent video
by [CNC Kitchen] is rather illustrativ... | 16 | 8 | [
{
"comment_id": "6592725",
"author": "vaewyn",
"timestamp": "2023-02-05T14:42:29",
"content": "I know that across the board red PLA has the most bed adhesion issues no matter the manufacturer. Blue seems to be the best. Took a ton of failed prints before I learned to add every trick when printing wi... | 1,760,372,406.834103 | ||
https://hackaday.com/2023/02/06/sdr-scanner-listens-to-everything/ | SDR Scanner Listens To Everything | Al Williams | [
"Radio Hacks"
] | [
"RTL-SDR",
"scanner",
"sdr"
] | In the old days, scanners would listen to a bunch of channels in a round-robin fashion. If a signal breaks the squelch, the scanner stops and scanning continues scanning after a few seconds of inactivity. But with modern SDRs, you don’t have to listen to one channel at a time. You can listen to all of them. [Tech Minds... | 39 | 12 | [
{
"comment_id": "6593787",
"author": "Michael Black",
"timestamp": "2023-02-06T21:23:08",
"content": "Before there were scanners, you had to tune the band manually. Then somecrystal controlled radios. Then scanning added to those. But yiu needed to buy a crystal for every channel you wanted to li... | 1,760,372,406.948179 | ||
https://hackaday.com/2023/02/06/arduino-does-sdi-video-with-fpga-help/ | Arduino Does SDI Video With FPGA Help | Al Williams | [
"Arduino Hacks",
"FPGA",
"Video Hacks"
] | [
"arduino",
"Arduino MKR Vidor 4000",
"fpga",
"sdi",
"serial digital interface"
] | If you are running video around your home theater, you probably use HDMI. If you are running it in a professional studio, however, you are probably using SDI, Serial Digital Interface. [Chris Brown] looks at SDI and shows
a cheap SDI signal generator for an Arduino
.
On the face of it, SDI isn’t that hard. In fact, [Ch... | 12 | 7 | [
{
"comment_id": "6593818",
"author": "Leon",
"timestamp": "2023-02-06T21:56:18",
"content": "99.999% of job is done by FPGA but “Arduino does video”",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6595489",
"author": "bebop",
"timestamp": "202... | 1,760,372,408.950978 | ||
https://hackaday.com/2023/02/06/jupiters-moon-io-could-play-host-to-life/ | Jupiter’s Moon Io Could Play Host To Life | Lewin Day | [
"Hackaday Columns",
"Slider",
"Space"
] | [
"I/O",
"Jupiter",
"life",
"search for life"
] | It was many years ago now when David Bowie asked if there was life on Mars. Since then, we’ve concluded there isn’t, much to everyone’s disappointment. That left scientists the world over to start looking elsewhere for new lifeforms for us to talk to, conquer, or play bridge with. Or perhaps more likely, look at under ... | 26 | 11 | [
{
"comment_id": "6593680",
"author": "Michael Black",
"timestamp": "2023-02-06T18:13:53",
"content": "Robert Heinlein wrote about it in 1950, Farmer in the Sky.Atmosphere machines, gravity fields, and acomplicated process to turn lava into dirt for farming.",
"parent_id": null,
"depth": 1,
... | 1,760,372,409.313253 | ||
https://hackaday.com/2023/02/06/create-your-rtl-simulations-with-kicad/ | Create Your RTL Simulations With KiCAD | Dave Rowntree | [
"Software Hacks"
] | [
"icestudio",
"KiCAD",
"RTL",
"simulation",
"verilog"
] | [Bob Alexander] is in the process of designing a homebrew discrete TTL CPU, and wanted a way to enter schematics for digital simulations via a Verilog RTL flow. Since KiCAD is pretty good at handling hierarchical schematics, why not use that? [Bob] created a KiCAD plugin,
KiCadVerilog
allowing one to instantiate and wi... | 4 | 2 | [
{
"comment_id": "6593752",
"author": "Leandro Heck (@leoheck)",
"timestamp": "2023-02-06T20:25:12",
"content": "Any visual example for us?",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6593889",
"author": "Bob",
"timestamp": "2023-02-06T23:5... | 1,760,372,409.466725 | ||
https://hackaday.com/2023/02/06/ask-hackaday-the-ten-dollar-digital-mixing-desk/ | Ask Hackaday: The Ten Dollar Digital Mixing Desk? | Jenny List | [
"Ask Hackaday",
"digital audio hacks",
"Featured",
"Interest",
"Slider"
] | [
"alsa",
"linux",
"mixing desk",
"OSS",
"Pipewire",
"sound card"
] | There comes a point in every engineer’s life at which they need a mixing desk, and for me that point is now. But the marketplace for a cheap small mixer just ain’t what it used to be. Where once there were bedroom musicians with a four-track cassette recorder if they were lucky, now everything’s on the computer. Lay do... | 110 | 46 | [
{
"comment_id": "6593558",
"author": "Dude",
"timestamp": "2023-02-06T15:21:58",
"content": ">it’s always just worked, hasn’t it?No. You’ve just never really done anything with it. Basic stereo with no EQ is “fine”. Anything beyond that goes hairy really quickly.",
"parent_id": null,
"depth"... | 1,760,372,409.244596 | ||
https://hackaday.com/2023/02/06/surfing-the-web-like-its-1978-carbonyl/ | Surfing The Web Like It’s 1978 — Carbonyl | Jonathan Bennett | [
"computer hacks"
] | [
"ascii art",
"browser",
"Carbonyl",
"text-based"
] | [Fathy] gets a kick out of doing odd things with Chromium, and
Carbonyl
is a clever byproduct of that hobby. In this case, it’s what you get when you connect chrome’s renderer to an SVG output module and then convert that SVG to colored characters on a terminal. See,
html2svg
is an earlier project, taking Chromium’s Sk... | 29 | 7 | [
{
"comment_id": "6593442",
"author": "Askarel",
"timestamp": "2023-02-06T12:24:53",
"content": "Finally a wothy replacement for lynx and elinks !",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6593503",
"author": "Feinfinger (super villain in nostalg... | 1,760,372,408.836102 | ||
https://hackaday.com/2023/02/06/ikea-clock-gets-wanderlust/ | Ikea Clock Gets Wanderlust | Al Williams | [
"3d Printer hacks",
"clock hacks"
] | [
"3d print",
"clock",
"Geneva Drive",
"wandering hour"
] | We always enjoy unique clocks, and a recent 3D print from [David Kingsman] caught our eye. It converts an Ikea clock into a very unusual-looking “
wandering hour
” clock that uses a Geneva drive to show a very dynamic view of the current time. The concept is based on an earlier wandering clock, but [David] utilized a d... | 29 | 10 | [
{
"comment_id": "6593356",
"author": "Chuck",
"timestamp": "2023-02-06T09:40:25",
"content": "Why? There could be just one drive wheel (bigger in the center) with three driven in geneva mechanism and no internal gears.",
"parent_id": null,
"depth": 1,
"replies": [
{
"commen... | 1,760,372,408.901643 | ||
https://hackaday.com/2023/02/04/experimenting-with-20-meters-of-outlet-adapters/ | Experimenting With 20 Meters Of Outlet Adapters | Chris Lott | [
"Parts"
] | [
"crazy",
"power adapter",
"power meter"
] | You may have seen some of the
EEVblog
dumpster dive videos, where [Dave Jones] occasionally finds perfectly good equipment that’s been tossed out. But this time, rather than a large screen monitor, desktop computer, or a photocopier, he features a
stash of 283 electrical outlet double adapters
that he found last year. ... | 100 | 27 | [
{
"comment_id": "6591729",
"author": "Andy Pugh",
"timestamp": "2023-02-04T12:11:50",
"content": "“we do wonder why someone had so many adapters to throw away in the first place. What would you have done with 283 adapters ”To run 24 devices from a single outlet, obviously.(If I am right that the geo... | 1,760,372,409.089957 | ||
https://hackaday.com/2023/02/04/mechanical-keyboard-is-also-a-mouse/ | Mechanical Keyboard Is Also A Mouse | Bryan Cockfield | [
"Peripherals Hacks"
] | [
"3d printer",
"arduino",
"cad",
"design",
"keyboard",
"mouse",
"split",
"wireless"
] | The mechanical keyboard community is a vibrant, if not fanatical, group of enthusiasts determined to find as many possible ways of assembling, building, and using as many high-quality keyboards as possible. With so many dedicated participants, most things that can be done with a keyboard already have been done. So when... | 15 | 9 | [
{
"comment_id": "6591800",
"author": "Justin",
"timestamp": "2023-02-04T14:01:36",
"content": "Had this idea a while back, and couldn’t resolve some of the problems. Looks like she ran into the same problems. Like the keyboard being too thick. And I also couldn’t work out how to keep it light eno... | 1,760,372,409.364718 | ||
https://hackaday.com/2023/02/03/candy-blaster-lets-you-shoot-pez-at-your-friends/ | Candy Blaster Lets You Shoot PEZ At Your Friends | Lewin Day | [
"3d Printer hacks"
] | [
"candy",
"Pez",
"pez blaster"
] | Nerf Blasters are great fun to play with, but you really shouldn’t eat the foam darts. Conversely, Pez dispensers are fussy and kind of boring, but the candy is a tasty treat. [Soloprototype] has presented us the best of both worlds, in the form of
a 3D-printed Pez blaster,
with a firm note that this toy is for grown-u... | 16 | 11 | [
{
"comment_id": "6591522",
"author": "Gilliam Vespa",
"timestamp": "2023-02-04T06:23:53",
"content": "how about the Rolo Wololo",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "6591548",
"author": "ewitch",
"timestamp": "2023-02-04T07:09:19",
"conten... | 1,760,372,408.641449 | ||
https://hackaday.com/2023/02/03/scratch-your-itch-to-program-a-microcontroller/ | Scratch Your Itch To Program A Microcontroller | Al Williams | [
"Microcontrollers"
] | [
"block programming",
"scratch"
] | One of the fun things about “old school” computers is that it was fairly easy to get kids into programming them. The old Basic interpreters were pretty forgiving, and you could do some clever things easily with very little theory or setup. These days, you are more likely to sneak kids into programming via Scratch — a s... | 19 | 9 | [
{
"comment_id": "6591450",
"author": "0xDEADBEEF",
"timestamp": "2023-02-04T04:18:56",
"content": "Scratch has some Arduino extensions to begin with.And mblock.cc which is clone of Scratch in addition to their robots support, has a ton of microcontroller extensions.",
"parent_id": null,
"dep... | 1,760,372,409.426564 | ||
https://hackaday.com/2023/02/03/levitating-banana-is-an-excellent-conversation-starter/ | Levitating Banana Is An Excellent Conversation Starter | Lewin Day | [
"Art"
] | [
"banana",
"electromagnet",
"hall effect sensor",
"levitating banana",
"levitation"
] | “I really like your floating banana.” If that’s something you’ve always wanted your guests to say when visiting your living room,
this levitating banana project from [ElectroBing] is for you.
The design is simple. It relies on a electromagnet to lift the banana into the air. As bananas aren’t usually ferromagnetic, a s... | 6 | 3 | [
{
"comment_id": "6591310",
"author": "The Commenter Formerly Known As Ren",
"timestamp": "2023-02-04T00:19:13",
"content": "Banana for scale.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6591332",
"author": "Hirudinea",
"timestamp": "2023-0... | 1,760,372,409.510773 | ||
https://hackaday.com/2023/02/03/dad-builds-frickin-tank-for-his-son/ | Dad Builds Frickin’ Tank For His Son | Anool Mahidharia | [
"Tech Hacks",
"Toy Hacks"
] | [
"internal combustion engine",
"main battle tank",
"paintball",
"paintball gun",
"Tank Tracks",
"toy"
] | We gotta love hacker Dads and Moms for being so awesome. Sooner or later, their kids get to play with some amazing toy that every other kid on the block is jealous of. [Meanwhile in the Garage aka MWiG] is one of those super hacker Dads who
built a frickin’ Tank for his son
(video, embedded below.). But it’s so much fu... | 25 | 15 | [
{
"comment_id": "6591170",
"author": "The Commenter Formerly Known As Ren",
"timestamp": "2023-02-03T21:10:16",
"content": "Nomination for Father of the Year!",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "6591268",
"author": "Thinkerer",
"timestamp": ... | 1,760,372,410.690129 | ||
https://hackaday.com/2023/02/03/building-a-fake-printer-to-grab-screenshots-off-the-parallel-port/ | Building A Fake Printer To Grab Screenshots Off The Parallel Port | Dave Rowntree | [
"Peripherals Hacks"
] | [
"Advantest",
"bench instruments",
"IEEE-1284",
"KiCAD",
"parallel",
"printer",
"Raspberry Pi Pico",
"rp2040"
] | [Tom Verbeure] recently found himself lamenting the need to take screen grabs from an Advantest R3273 spectrum analyzer with a phone camera, as the older gear requires you to either grab tables of data over an expensive GPIB interface card, or print them to paper. Then he realized, why not
make a simple printer port ad... | 36 | 15 | [
{
"comment_id": "6591099",
"author": "The Commenter Formerly Known As Ren",
"timestamp": "2023-02-03T19:51:01",
"content": "A great idea.As it is a USB device, does it write to a USB drive?",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6591225",
"au... | 1,760,372,410.060765 | ||
https://hackaday.com/2023/02/03/smart-ovens-are-doing-dumb-checks-for-internet-connectivity/ | Smart Ovens Are Doing Dumb Checks For Internet Connectivity | Lewin Day | [
"Current Events",
"Featured",
"Interest",
"News",
"Slider"
] | [
"internet of things",
"IoT",
"iot security",
"smart devices",
"smart oven"
] | If you’ve ever worked in IT support, you’ll be familiar with users calling in to check if the Internet is up every few hours or so. Often a quick refresh of the browser is enough to see if a machine is actually online. Alternatively, a simple ping or browsing to a known-working website will tell you what you need to kn... | 85 | 23 | [
{
"comment_id": "6591048",
"author": "Andrew Taylor",
"timestamp": "2023-02-03T18:37:02",
"content": "Traffic to Russian and china servers from their home address would cause some people in the UK and the USA a lot of problems and to have this traffic from a smart device which could possibly have ... | 1,760,372,410.277319 | ||
https://hackaday.com/2023/02/03/hackaday-podcast-204-cesium-colorful-cast-buttons-and-cnc-pizza/ | Hackaday Podcast 204: Cesium, Colorful Cast Buttons, And CNC Pizza | Kristina Panos | [
"Hackaday Columns",
"Podcasts"
] | [
"Hackaday Podcast"
] | This week, Editor-in-Chief Elliot Williams and Assignments Editor Kristina Panos met up over thousands of miles to discuss the hottest hacks of the past seven days. There’s a whole lot of news this week, and the really good part is the the small radioactive source that went missing in Australia has been found. Phew!
Kr... | 2 | 1 | [
{
"comment_id": "6591008",
"author": "Info",
"timestamp": "2023-02-03T17:37:31",
"content": "Info: the download link is referring to episode 202.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6591092",
"author": "Tom Nardi",
"timestamp": "20... | 1,760,372,409.910384 | ||
https://hackaday.com/2023/02/03/mcp23017-went-through-shortage-hell-lost-two-inputs/ | MCP23017 Went Through Shortage Hell, Lost Two Inputs | Arya Voronova | [
"News",
"Parts"
] | [
"debugging hell",
"gpio expander",
"gpio extender",
"I have to redesign a product now",
"MCP23017",
"screaming"
] | The
MCP23017
, a 16-bit I2C GPIO expander, has always been a tasty chip. With 16 GPIOs addressable over I2C, proper push/pull outputs, software-enabled pull-ups, eight addresses, maskable interrupts for all pins, and reasonably low price, there’s a reason it’s so popular. No doubt due in part to that popularity, it’s b... | 68 | 26 | [
{
"comment_id": "6590916",
"author": "daveboltman",
"timestamp": "2023-02-03T16:09:24",
"content": "Eish! Why not give it a slightly different part number to distinguish it 🤦🏽♀️",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6590924",
"author": "W... | 1,760,372,410.393783 | ||
https://hackaday.com/2023/02/03/this-week-in-security-github-google-and-realtek/ | This Week In Security: Github, Google, And Realtek | Jonathan Bennett | [
"Hackaday Columns",
"News",
"Security Hacks"
] | [
"Chaotic Good",
"ipod",
"This Week in Security"
] | GitHub Desktop may have stopped working for you yesterday, Febuary 2nd. The reason was
an unauthorized access to some decidedly non-public repositories.
The most serious bit of information that escaped was code signing certificates, notably used for GitHub Desktop and Atom. Those certificates were password protected, s... | 4 | 3 | [
{
"comment_id": "6590973",
"author": "Jay",
"timestamp": "2023-02-03T16:59:35",
"content": "> The most serious bit of information that escaped was code signing certificatesPlease don’t do this. Certificates, be they code signing certificates or otherwise, are not secret. There’s no harm in them ge... | 1,760,372,409.988569 | ||
https://hackaday.com/2023/02/03/end-of-an-automation-era-as-twitter-closes-its-doors-to-free-api-access/ | End Of An Automation Era As Twitter Closes Its Doors To Free API Access | Jenny List | [
"internet hacks",
"News"
] | [
"api",
"bot",
"mastodon",
"twitter"
] | Over the last few months since Elon Musk bought Twitter there has been a lot of comment and reaction, but not much with relevance to Hackaday readers. Today though that has changed, with an announcement from the company that
as of February 9th they will end their free API tier
. It’s of relevance here because Twitter h... | 40 | 14 | [
{
"comment_id": "6590734",
"author": "BT",
"timestamp": "2023-02-03T12:04:10",
"content": "“we hope that the spam bots don’t remain by paying for API access”Oh, they will.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6590737",
"author": "jpa",
... | 1,760,372,410.47118 | ||
https://hackaday.com/2023/02/03/the-struggle-of-keeping-a-1950s-candlepin-bowling-system-working/ | The Struggle Of Keeping A 1950s Candlepin Bowling System Working | Maya Posch | [
"News"
] | [
"bowling",
"candlepin bowling"
] | When we hear the term ‘bowling’, most of us think of what is known as ten-pin bowling, yet this is only one of the many variations. Candlepin bowling — so called because of the distinctive pin shape — has been around since 1880, yet is mostly played within the US New England and Canadian Maritime provinces. Because of ... | 45 | 19 | [
{
"comment_id": "6590659",
"author": "Andrew",
"timestamp": "2023-02-03T09:53:46",
"content": "3D printing and desktop CNC. Every part that breaks can be examined, measured, documented, and re-made on a small scale, now that the original factory is gone. I assert.They could be remanufactured by hand... | 1,760,372,410.633616 | ||
https://hackaday.com/2023/02/02/a-disposable-dumper-for-rom-chips-with-a-pi-pico/ | A Disposable Dumper For ROM Chips With A Pi Pico | Arya Voronova | [
"Raspberry Pi",
"Tool Hacks"
] | [
"Raspberry Pi Pico",
"ROM dump",
"rom dumping",
"rp2040"
] | ROM dumping is vital for preserving old hardware, and we’ve seen many hacks dedicated to letting someone dump a ROM and send its contents to some hacker stuck with a piece of technology that lost its firmware. However, that requires ROM dumping tools of some kind, and it’s often that the lucky ROM-equipped hacker doesn... | 26 | 6 | [
{
"comment_id": "6590649",
"author": "TinWhisker",
"timestamp": "2023-02-03T09:43:44",
"content": "I appreciate the ‘disposable’ nature being in relation to the mailing systems worldwide and potential for loss, rather than use-it-bin-it.",
"parent_id": null,
"depth": 1,
"replies": []
}... | 1,760,372,410.532482 | ||
https://hackaday.com/2023/02/02/brass-hardware-makes-for-pretty-potentiometer-knobs/ | Brass Hardware Makes For Pretty Potentiometer Knobs | Lewin Day | [
"Parts"
] | [
"3d printing",
"knobs",
"potentiometer"
] | Knobs and switches can make or break the aesthetic and tactile appeal of a project. Fine hi-fi hardware goes hard on these details, while cheap knock-off guitar pedals often go the other way. If you’re looking for a unique, cheap, and compelling solution for potentiometer knobs, you might like to consider
using convert... | 18 | 12 | [
{
"comment_id": "6590463",
"author": "SayWhat?",
"timestamp": "2023-02-03T04:17:33",
"content": "They look like someone found some junk and pressed them into service instead of getting nice knobs.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6591741",
... | 1,760,372,410.748656 | ||
https://hackaday.com/2023/02/02/building-an-all-in-one-desktop-out-of-framework-parts/ | Building An All-in-One Desktop Out Of Framework Parts | Arya Voronova | [
"laptops hacks"
] | [
"framework",
"Framework laptop"
] | The Framework laptop prides itself on having reusable parts, and hackers all around routinely challenge the claims by building projects reusing them. Yet again, [whatthefilament] puts the Framework hardware to the test, by taking all the laptop internals
and building an AiO
(All-in-One) desktop computer with it. Hot on... | 10 | 4 | [
{
"comment_id": "6590430",
"author": "pictographer",
"timestamp": "2023-02-03T03:37:40",
"content": "Very slick! Great work and pictures.",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "6590599",
"author": "sampleusername",
"timestamp": "2023-02-03T08:2... | 1,760,372,410.799218 | ||
https://hackaday.com/2023/02/02/build-a-circuit-sculpture-style-vu-meter-for-music/ | Build A Circuit Sculpture-Style VU Meter For Music | Lewin Day | [
"LED Hacks",
"Musical Hacks"
] | [
"led",
"level meter",
"visualization",
"VU meter"
] | One of the coolest things any sound system can have is some kind of musical visualization. Thumping level meters that pump with the volume are a great example, and were particularly popular in the 1980s. Now, you can build a rainbow set with great response,
thanks to this guide from [Invexlab World].
The build relies o... | 19 | 8 | [
{
"comment_id": "6590177",
"author": "mike jones",
"timestamp": "2023-02-02T22:21:45",
"content": "Would the scaling change with volume level? Good encouragement to turn it up to 11 if so.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6591150",
"aut... | 1,760,372,410.854444 | ||
https://hackaday.com/2023/02/02/audio-playback-toy-for-dsp-adventures/ | Audio Playback Toy For DSP Adventures | Bryan Cockfield | [
"Microcontrollers"
] | [
"adc",
"audio",
"AVR",
"AVR128DA28",
"dac",
"interrupt",
"memory",
"microcontroller",
"op-amp",
"speed"
] | The declining costs of single-board computers has made serious computing power available for even the most trivial of tasks. It’s easy enough to slap a Raspberry Pi onto almost anything for nearly the same cost as a powerful 32-bit microcontroller platform, but this takes some of the fun out of projects for a few of us... | 1 | 1 | [
{
"comment_id": "6590063",
"author": "Stephanie Seven",
"timestamp": "2023-02-02T19:48:01",
"content": "Very clever indeed, thank you for sharing this with us.👍",
"parent_id": null,
"depth": 1,
"replies": []
}
] | 1,760,372,410.891371 | ||
https://hackaday.com/2023/02/02/now-chatgpt-can-make-breakfast-for-me/ | Now ChatGPT Can Make Breakfast For Me | Jenny List | [
"Artificial Intelligence",
"Current Events",
"Featured",
"home hacks",
"Rants",
"Slider"
] | [
"ai",
"ChatGPT",
"openscad"
] | The world is abuzz with tales of the ChatGPT AI chatbot, and how it can do everything, except perhaps make the tea. It seems it can write code, which is pretty cool, so if it can’t make the tea as such, can it make the things I need to make some tea? I woke up this morning, and after lying in bed checking Hackaday I wa... | 62 | 19 | [
{
"comment_id": "6590008",
"author": "Kaaaaaaaaaaaaaaaaang",
"timestamp": "2023-02-02T18:25:42",
"content": "Be glad about ChatGPT trying to generate a model; with my luck I bet If I request an openscad model of a mug, the only answer I would get is “DON’T MUG ME!”",
"parent_id": null,
"dept... | 1,760,372,411.952805 | ||
https://hackaday.com/2023/02/02/lets-make-scpi-more-helpful/ | Let’s Make SCPI More Helpful | Arya Voronova | [
"Software Hacks",
"Tool Hacks"
] | [
"libscpi",
"scpi",
"self-documenting interface",
"Technical documentation"
] | The SCPI (Standards Command for Programmable Instruments) protocol is exceptionally popular in lab and workspace tools, letting you configure and fetch data from oscilloscopes and lab scales alike in a standardized way. However, when interfacing with a SCPI device, you need to use a programming guide document if you wa... | 9 | 3 | [
{
"comment_id": "6589959",
"author": "cliff claven",
"timestamp": "2023-02-02T17:17:34",
"content": "“SCPI is not about to die out – hackers keep building devices with SCPI as..”Huh? Where on earth did this come from? Was there any implication that SCPI is about to die off? In what way is the hacker... | 1,760,372,411.65618 | ||
https://hackaday.com/2023/02/02/chinas-new-100-mph-train-runs-on-hydrogen-and-supercaps/ | China’s New 100 MPH Train Runs On Hydrogen And Supercaps | Lewin Day | [
"green hacks",
"Hackaday Columns",
"Slider",
"Transportation Hacks"
] | [
"fuel cell",
"hydrogen",
"hydrogen fuel cell",
"railway",
"train",
"trains",
"transport"
] | Electric cars are very much
en vogue
right now, as the world tries to clean up on emissions and transition to a more sustainable future. However, these vehicles require huge batteries as it is. For heavier-duty applications like trucks and trains, batteries simply won’t cut the mustard.
Normally, the solution for elect... | 83 | 18 | [
{
"comment_id": "6589866",
"author": "M",
"timestamp": "2023-02-02T15:28:58",
"content": "one of the leading ways to make hydrogen is through natural gas steam reforming. don’t automatically assume hydrogen is carbon-free.",
"parent_id": null,
"depth": 1,
"replies": [
{
"co... | 1,760,372,412.078856 | ||
https://hackaday.com/2023/02/01/detecting-machine-generated-content-an-easier-task-for-machine-or-human/ | Detecting Machine-Generated Content: An Easier Task For Machine Or Human? | Maya Posch | [
"Current Events",
"Featured",
"Machine Learning",
"Original Art",
"Science",
"Slider"
] | [
"ai",
"ChatGPT",
"GPT",
"large language model"
] | In today’s world we are surrounded by various sources of written information, information which we generally assume to have been written by other humans. Whether this is in the form of books, blogs, news articles, forum posts, feedback on a product page or the discussions on social media and in comment sections, the as... | 41 | 12 | [
{
"comment_id": "6588979",
"author": "Clovis Fritzen",
"timestamp": "2023-02-01T18:07:18",
"content": "I h*ted automated customer service chat replies, now even more. We are automatizing what shouldn’t be.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "65890... | 1,760,372,411.75078 | ||
https://hackaday.com/2023/02/01/electronic-shoe-explores-alleged-chess-misbehavior/ | Electronic Shoe Explores Alleged Chess Misbehavior | Bryan Cockfield | [
"Games",
"Wearable Hacks"
] | [
"attiny",
"bluetooth",
"CHEATING",
"chess",
"insole",
"shoe",
"sole"
] | A few months ago, a scandal erupted in the chess world which led to some pretty wild speculation around a specific chess player. We won’t go into any of the details except to say that there is virtually no physical evidence of any method this player allegedly used to cheat in a specific in-person chess match. But [Tedd... | 20 | 7 | [
{
"comment_id": "6588922",
"author": "mrehorst",
"timestamp": "2023-02-01T17:06:07",
"content": "Thanks for ignoring the stupid vibrating butt plug “theory” that was so popular in the press.I think you’d have to be in the room to use a bluetooth based cheat. Do they allow a people with laptops runni... | 1,760,372,411.319981 | ||
https://hackaday.com/2023/02/01/the-radioactive-source-missing-in-australian-desert-has-been-found/ | The Radioactive Source Missing In Australian Desert Has Been Found | Lewin Day | [
"Current Events",
"Featured",
"News",
"Slider"
] | [
"cesium-137",
"radiation",
"radioactive source"
] | Nuclear material is relatively safe when used, stored, and managed properly. This generally applies to a broad range of situations, from nuclear medicine to nuclear power generation. Some may argue it’s impossible to use nuclear weapons safely. In any case, stringent rules exist to manage nuclear material for good reas... | 66 | 13 | [
{
"comment_id": "6588799",
"author": "Reluctant Cannibal",
"timestamp": "2023-02-01T15:16:05",
"content": "“It’s akin to trying to find the proverbial needle in the haystack, but much harder.” ….. Just trying to think what equipment would be needed to actually find an actual needle in an actual hays... | 1,760,372,411.425883 | ||
https://hackaday.com/2023/02/01/counterfeit-cisco-hardware-bypasses-security-checks-with-modchips/ | Counterfeit Cisco Hardware Bypasses Security Checks With Modchips | Arya Voronova | [
"Reverse Engineering",
"Security Hacks"
] | [
"cisco",
"counterfeit",
"i2c"
] | Some pictures recently surfaced on social media,
showing a small PCB tapped into four points on Cisco-branded boards
. What is this about? A NSA backdoor so data can be exfiltrated to some third party? Well, that’s theoretically possible, but it’s actually used for bypassing hardware authenticity checks in Cisco hardwa... | 32 | 8 | [
{
"comment_id": "6588684",
"author": "Mojo",
"timestamp": "2023-02-01T13:14:47",
"content": "Blue wires add the “personal” touch!",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6589362",
"author": "Technics",
"timestamp": "2023-02-02T02:11:05... | 1,760,372,411.611352 | ||
https://hackaday.com/2023/02/01/diy-adjustable-wrench-nuts/ | DIY Adjustable Wrench? Nuts! | Al Williams | [
"Tool Hacks"
] | [
"adjustable wrench",
"handtools",
"metalworking"
] | What do you do if you want a tiny little adjustable wrench? If you’re [my mechanics] you
build your own
. Where do you get the stock metal? Well, he started with an M20 nut. A few milling operations, a torch, some pliers, and work with a vice resulted in a nice metal blank just the right size to make each part of the w... | 12 | 10 | [
{
"comment_id": "6588546",
"author": "Gershwin",
"timestamp": "2023-02-01T10:08:44",
"content": "A lot of “I built an X out of Y” stuff is pathetic, but this guy is amazing.Most of his videos are restoration, heavily relying on scratch building parts on a lathe and mill, but he also does some neat f... | 1,760,372,411.847511 | ||
https://hackaday.com/2023/01/31/a-new-analog-and-crt-neck-board-for-the-macintosh-se/ | A New Analog And CRT Neck Board For The MacIntosh SE | Maya Posch | [
"Retrocomputing"
] | [
"Macintosh SE",
"Macintosh SE/30"
] | Keeping a 35-year old system like the MacIntosh SE and its successor, the SE/30, up and running requires the occasional replacement parts. As an all-in-one system, the analog board that provides the power for not only the system but also the 9″ (23 cm) built-in CRT is a common failure location, whether it is due to dam... | 13 | 6 | [
{
"comment_id": "6588387",
"author": "Stephen Walters",
"timestamp": "2023-02-01T06:44:13",
"content": "Need something similar for the fat mac 512k and the 1mb mac plus…",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6588609",
"author": "itomato",
... | 1,760,372,411.795987 | ||
https://hackaday.com/2023/01/31/steamdeck-become-printer/ | SteamDeck: Become Printer | Arya Voronova | [
"Linux Hacks",
"Peripherals Hacks"
] | [
"steam deck",
"USB Gadget",
"usb gadget framework"
] | Wonderful things happen when we read the documentation. For instance, we’ve all seen a Raspberry Pi work as an Ethernet adapter over USB, or a ESP32-S2 presenting as a storage device. Well, [parkerlreed] has
made his Steam Deck work as a USB printer
after reading the Linux kernel docs on the USB gadget configuration, a... | 9 | 4 | [
{
"comment_id": "6588234",
"author": "parkerlreed",
"timestamp": "2023-02-01T03:25:28",
"content": "Thank you, I’m here all night!Crazy seeing this sent to me and I was like “Hah”I’ve had two other ventures on Hackaday for anyone curioushttps://hackaday.com/2009/09/28/internal-wireless-headphones/ht... | 1,760,372,412.172373 | ||
https://hackaday.com/2023/02/02/cheap-kitchen-scale-learns-to-speak-json-with-esp32/ | Cheap Kitchen Scale Learns To Speak JSON With ESP32 | Jenny List | [
"home hacks",
"Microcontrollers"
] | [
"ESP32",
"IoT",
"kitchen scale",
"load cell",
"smart appliances"
] | Smart kitchen appliances are expensive, and more often than not, your usage data goes to whichever company operates the inevitable cloud service. Meanwhile the cheap ones contain substantially the same components without the smarts, so surely a hardware hacker can add a microcontroller to a cheap appliance for a bit of... | 5 | 3 | [
{
"comment_id": "6589730",
"author": "on4tux",
"timestamp": "2023-02-02T12:13:34",
"content": "Instead of writing the code for homeassistant integration yourself, you can piggyback on esphome;– hx711:https://esphome.io/components/sensor/hx711.html– ssd1306:https://esphome.io/components/display/ssd13... | 1,760,372,412.125503 | ||
https://hackaday.com/2023/02/02/copy-and-paste-lithium-battery-protection/ | Copy And Paste Lithium Battery Protection | Bryan Cockfield | [
"Battery Hacks",
"Parts"
] | [
"charger",
"dw01a",
"integrated circuit",
"lithium",
"lithium ion",
"pcb",
"protection",
"TP4056"
] | Lithium batteries have, nearly single-handedly, ushered in the era of the electric car, as well as battery energy storage of grid power and plenty of other technological advances not possible with older battery chemistries. There’s just one major downside: these lithium cells can be extremely finicky. If you’re adding ... | 40 | 8 | [
{
"comment_id": "6589609",
"author": "Neolker",
"timestamp": "2023-02-02T09:26:22",
"content": "Missing 5.1k Ohm resistors on CC USB-C pins",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6589734",
"author": "willmore",
"timestamp": "2023-02-0... | 1,760,372,412.31733 | ||
https://hackaday.com/2023/02/01/chipwhisperer-adapter-helps-reverse-engineer-a-controversial-game-cartridge/ | ChipWhisperer Adapter Helps Reverse-Engineer A Controversial Game Cartridge | Arya Voronova | [
"Reverse Engineering"
] | [
"ChipWhisperer",
"game cartridge",
"reverse engineering"
] | The ChipWhisperer has been a breakthrough in hobbyist use of power analysis and glitching attacks on embedded hardware. If you own one, you surely have seen the IDC and SMA sockets on it – usable for connecting custom breakouts housing a chip you’re currently probing. Today, [MAVProxyUser] brings us a
ChipWhisperer ada... | 7 | 2 | [
{
"comment_id": "6589500",
"author": "AC",
"timestamp": "2023-02-02T06:36:01",
"content": "Remember when Hackaday ran a design contest, and in total surprise to many readers awarded the grand prize to a project almost no one cared about instead of a practically useful tool that is directly relevant ... | 1,760,372,412.359867 | ||
https://hackaday.com/2023/02/01/not-a-pot-not-an-encoder-exploring-synchros-for-rotational-sensing/ | Not A Pot, Not An Encoder: Exploring Synchros For Rotational Sensing | Dan Maloney | [
"Misc Hacks"
] | [
"angle",
"avionics",
"cosine",
"encoder",
"sensor",
"synchro",
"transformer",
"transmitter"
] | We’re all familiar with getting feedback from a rotating shaft, for which we usually employ a potentiometer or encoder. But there’s another device that, while less well-known, has some advantages that just might make it worth figuring out
how to include it in hobbyist projects: the synchro
.
If you’ve never heard of a ... | 25 | 13 | [
{
"comment_id": "6589414",
"author": "They probably also work with 26-volt 0-Hz DC reference voltage generator.",
"timestamp": "2023-02-02T03:46:45",
"content": "Absolute rotary encoders cannot also be avionic grade?",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_... | 1,760,372,412.238831 | ||
https://hackaday.com/2023/02/01/want-better-0402-reflow-consider-these-footprints/ | Want Better 0402 Reflow? Consider These Footprints! | Arya Voronova | [
"Lifehacks",
"PCB Hacks"
] | [
"0201",
"0402",
"footprint",
"footprint creation",
"reflow",
"reflow soldering"
] | Assembling with a stencil is just that much more convenient – it’s a huge timesaver, and your components no longer need to be individually touched with a soldering iron for as many times as they have pads. Plus, it usually goes silky smooth, the process is a joy to witness, and the PCB looks fantastic afterwards! Howev... | 13 | 10 | [
{
"comment_id": "6589275",
"author": "Nick Ames",
"timestamp": "2023-02-02T00:10:02",
"content": "I can vouch for their 402 footprint, at least for prototyping and small-scale production. No tombstoning or other issues so far, across several PCB designs and a range of reflow processes.",
"parent... | 1,760,372,412.411334 | ||
https://hackaday.com/2023/02/01/comparing-cheap-capacitative-soil-moisture-sensors-with-commercial-sensors/ | Comparing Cheap Capacitative Soil Moisture Sensors With Commercial Sensors | Maya Posch | [
"green hacks"
] | [
"capacitive sensor",
"moisture sensor",
"soil moisture sensor"
] | When your residence has soil moisture sensors embedded that were dictated by your friendly neighborhood HoA, you may start asking questions about the system used. That’s what [Modest Maker] did and the resulting findings along with an attempt to beat the commercial system with some cheap capacitive sensors, are covered... | 41 | 12 | [
{
"comment_id": "6589175",
"author": "Dude",
"timestamp": "2023-02-01T21:57:54",
"content": "These capacitive sensors are basically useless, since they operate in a low frequency where soil salinity and temperature has a great effect on the measurement outcome. Salinity or other dissolved electrolyt... | 1,760,372,412.603504 | ||
https://hackaday.com/2023/02/01/electron-microscope-conversion-hack/ | Electron Microscope Conversion Hack | Al Williams | [
"Science"
] | [
"electron microscope"
] | Some of you probably know this already, but there’s actually more than one kind of electron microscope. In electronics work, the scanning electron microscope (SEM) is the most common. You hit something with electrons and watch for secondary electron emissions. However, biologists more often use a TEM — a transmissive e... | 7 | 4 | [
{
"comment_id": "6589336",
"author": "Ben C",
"timestamp": "2023-02-02T03:26:24",
"content": "A highly related topic that I’d love to see on hackaday is making your own direct electron diode detector (and necessary electronics).FWIW, here is a link to the paper on conversion detectors by Reimer:http... | 1,760,372,412.943951 | ||
https://hackaday.com/2023/01/31/let-this-minimal-desktop-weather-display-point-the-way/ | Let This Minimal Desktop Weather Display Point The Way | Abe Connelly | [
"home hacks"
] | [
"3D printable",
"9G servo",
"openweathermap",
"Raspberry Pi Zero 2 W",
"sg90",
"weather"
] | Much of the Northern Hemisphere is currently in the middle of winter, so what better way to brighten a potentially gloomy day than to put this charming,
minimalist weather display on your desk
.
[Joe] has created a weather gauge that uses two servo motors to position mechanical pointers to indicate weather symbols and ... | 7 | 5 | [
{
"comment_id": "6587315",
"author": "Bob",
"timestamp": "2023-01-31T11:10:40",
"content": "This is pretty impressive. Beautiful work, great design. Also surprised by how cheap the kit is, for people without a 3D printer.",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comme... | 1,760,372,412.664299 | ||
https://hackaday.com/2023/01/30/classic-calculators-emulated-in-browser/ | Classic Calculators Emulated In Browser | Bryan Cockfield | [
"computer hacks"
] | [
"browser",
"calculator",
"emulator",
"HP",
"retro",
"ti"
] | The Multiple Arcade Machine Emulator, now known simply as MAME, started off as a project to emulate various arcade games. The project is still adding new games to its library, but the framework around MAME makes it capable of emulating pretty much any older computer. The computer doesn’t even need to be a gaming-specif... | 24 | 11 | [
{
"comment_id": "6587150",
"author": "Gareth",
"timestamp": "2023-01-31T08:31:59",
"content": "There’s only one for me…https://quartic-software.co.uk/mobile/screenshots.htmlEmulating a calculator on a PC? I really don’t understand",
"parent_id": null,
"depth": 1,
"replies": [
{
... | 1,760,372,412.815598 | ||
https://hackaday.com/2023/01/30/rf-spectrometer-sees-inside/ | RF Spectrometer Sees Inside | Al Williams | [
"Science"
] | [
"nanovna",
"RF",
"spectroscopy"
] | Spectrometry is a well-known technique or, more correctly, a set of techniques. We usually think of it as the analysis of light to determine what chemicals are producing it. For example, you can tell what elements are in a star or an incandescent based on the spectrum of light they emit. But you can also do spectroscop... | 7 | 4 | [
{
"comment_id": "6587090",
"author": "peptoid",
"timestamp": "2023-01-31T07:16:24",
"content": "Preempting the semantic argument re: spectrometry vs. spectroscopy…But in any case, it’s a very crude but functional NMR. It’s quite impressive that you can assemble something like one on a benchtop with ... | 1,760,372,412.742775 | ||
https://hackaday.com/2023/01/30/retro-computer-enclosure-without-the-sacrifice/ | Retro Computer Enclosure Without The Sacrifice | Tom Nardi | [
"classic hacks",
"Parts"
] | [
"3D printed enclosure",
"classic computer",
"cyberdeck",
"recreation",
"retro"
] | The unique look of early desktop computer systems remains popular with a certain segment of geekdom, so it’s no great surprise when we occasionally see a modern hacker or maker unceremoniously chuck 40+ year old electronics from a vintage machine just to reuse its plastic carcass. We try not to pass judgement, but it d... | 29 | 10 | [
{
"comment_id": "6586651",
"author": "The Commenter Formerly Known As Ren",
"timestamp": "2023-01-31T00:35:06",
"content": "Good idea!Now if I can put my TS1000 in one.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6587493",
"author": "Sketch",
... | 1,760,372,412.892733 | ||
https://hackaday.com/2023/01/30/converting-a-sink-to-an-ultrasonic-cleaner/ | Converting A Sink To An Ultrasonic Cleaner | Bryan Cockfield | [
"home hacks"
] | [
"audio",
"cleaner",
"driver board",
"transducer",
"ultrasonic",
"wash"
] | While ultrasonic cleaning might sound a bit like the “sonic shower” from Star Trek, this is actually one case where the futuristic-sounding technology predates its use in Sci-Fi. Ultrasonic cleaners have been around since the 50s and are used to clean all sorts of oddly-shaped or specialty objects by creating cavitatio... | 42 | 16 | [
{
"comment_id": "6586579",
"author": "Rudely Awakened",
"timestamp": "2023-01-30T22:02:39",
"content": "Wanted to do the same and purchased a transducer and driver board from my favorite Asian vendor of cheap parts. Shocked the ^*)*& out of me. Measure to ground before touching.",
"parent_id": n... | 1,760,372,413.028292 | ||
https://hackaday.com/2023/01/30/1000-aluminium-cans-cast-into-a-guitar/ | 1000 Aluminium Cans Cast Into A Guitar | Lewin Day | [
"Musical Hacks"
] | [
"aluminium",
"aluminium casting",
"casting",
"guitar"
] | Aluminium cans are all around us, and are one of readily recyclable. While you can turn them into more cans, [Burls Art] had other ideas.
Instead, he turned roughly 1000 cans into a custom aluminium guitar.
Both the body and neck of the electric guitar are made out of aluminium. It’s an impressive effort, as manufactur... | 31 | 12 | [
{
"comment_id": "6586550",
"author": "TG",
"timestamp": "2023-01-30T20:03:58",
"content": "The little imperfections and cavities and inclusions look really cool",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "6586566",
"author": "Hirudinea",
"timestamp"... | 1,760,372,413.192993 | ||
https://hackaday.com/2023/01/30/retro-gadgets-the-cb-cell-phone/ | Retro Gadgets: The CB Cell Phone | Al Williams | [
"Hackaday Columns",
"Radio Hacks",
"Slider"
] | [
"cb radio",
"cell phone",
"retrotech"
] | There was a time when one of the perks of having a ham radio in your car (or on your belt) was you could make phone calls using a “phone patch.” In the 1970s, calling someone from inside your parked car turned heads. Now, of course, it is an everyday occurrence thanks to cell phones. But in 1977, cell phones were nowh... | 45 | 19 | [
{
"comment_id": "6586502",
"author": "Ken",
"timestamp": "2023-01-30T18:15:21",
"content": "Back in the day, Radio Shack sold CB & scanner crystals for $5 IIRC, so $8 from JS&A was probably reasonable.There were also “credit card” Ham handhelds that were a little wider/thinner around the same time."... | 1,760,372,413.119034 | ||
https://hackaday.com/2023/01/31/handmade-gps-tracker-keeps-an-eye-on-adventurous-cats/ | Handmade GPS Tracker Keeps An Eye On Adventurous Cats | Robin Kearey | [
"gps hacks",
"News"
] | [
"gps tracker",
"gsm",
"pet tracking",
"traccar"
] | One of the most convenient things about having cats is their independent lifestyle: most are happy to enjoy themselves outside all day, only coming back home when it’s time for dinner and a nap. What your cat gets up to during the day remains a mystery, unless you fit it with a GPS collar. When [Sahas Chitlange] went s... | 30 | 11 | [
{
"comment_id": "6588091",
"author": "lars klingman",
"timestamp": "2023-02-01T00:33:15",
"content": "here is a novel idea, keep your pets on your own property",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6588293",
"author": "TimT",
"timest... | 1,760,372,413.334868 | ||
https://hackaday.com/2023/01/31/kicanvas-helps-teach-and-share-kicad-projects-in-browsers/ | KiCanvas Helps Teach And Share KiCad Projects In Browsers | Arya Voronova | [
"PCB Hacks",
"Software Hacks",
"Tool Hacks"
] | [
"KiCAD",
"kicad integration",
"kicanvas",
"pcb viewer"
] | KiCad is undeniably the hacker favourite when it comes to PCB design, and we’ve built a large amount of infrastructure around it – plugins, integrations, exporters, viewers, and much more. Now,
[Stargirl Flowers] is working on
what we could call a web viewer for KiCad files – though calling
the KiCanvas project
a “KiCa... | 27 | 8 | [
{
"comment_id": "6587898",
"author": "Orzel",
"timestamp": "2023-01-31T21:22:26",
"content": "“…and the project aims to become open-source in February…” <- I stopped reading here",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6587915",
"author": "Jan... | 1,760,372,413.259505 |
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