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https://hackaday.com/2025/03/11/a-magic-eye-tube-does-all-the-work-in-this-kit/ | A Magic Eye Tube Does All The Work In This Kit | Jenny List | [
"classic hacks",
"Tool Hacks"
] | [
"heathkit",
"magic eye tube",
"test eqiupment"
] | We’re used to low cost parts and a diversity of electronic functions to choose from in our projects, to the extent that our antecedents would be green with envy. Back when tubes were king, electronics was a much more expensive pursuit with new parts, so designers had to be much more clever in their work. [Thomas Scherr... | 16 | 8 | [
{
"comment_id": "8108062",
"author": "Paul",
"timestamp": "2025-03-11T20:40:10",
"content": "[seeing the name on the instrument front] Now, it would be fantastic if there’s some real backstory with Heathkit and the (Star Trek) Daystrom Institute.",
"parent_id": null,
"depth": 1,
"replies... | 1,760,371,611.317872 | ||
https://hackaday.com/2025/03/11/a-deep-dive-into-canon-autofocus-lenses/ | A Deep Dive Into Canon Autofocus Lenses | Maya Posch | [
"Teardown"
] | [
"autofocus",
"canon"
] | Credit: Markus Kohlpaintner
Although taken for granted these days, autofocus (AF) used to be a premium feature on film- and digital cameras, with [Markus Kohlpaintner]
taking us through an exhaustive overview of Canon’s AF systems
and how they work. On Canon cameras AF became a standard feature with the introduction of... | 7 | 3 | [
{
"comment_id": "8108025",
"author": "Paul",
"timestamp": "2025-03-11T18:42:19",
"content": "I’m not sure what’s on Markus’ website that causes my browser to break (can’t scroll), so I can’t check this:What’s mentioned here is simply the types of motors that move the lens to do the focusing.MUCHmore... | 1,760,371,611.486081 | ||
https://hackaday.com/2025/03/11/keebin-with-kristina-the-one-with-the-batwing-typewriter/ | Keebin’ With Kristina: The One With The Batwing Typewriter | Kristina Panos | [
"Hackaday Columns",
"Peripherals Hacks",
"Slider"
] | [
"2024 EMF badge",
"batwing typewriter",
"Clicks keyboard case",
"hexpansion",
"keyboard phone case",
"Oliver typewriter",
"paradise",
"Switzerland",
"Tildagon",
"visible typewriter"
] | [Alex] of YouTube channel [EastMakes] wrote into tell me about his
fantastic QWERTY ‘hexpansion’ board
for the 2024 EMF Tildagon badge, and [Alex], I’m super glad you did. The system works!
Let’s back up a bit. Essentially, the idea is to have a badge that can be used beyond a single camp, with the creation of expansio... | 8 | 7 | [
{
"comment_id": "8108003",
"author": "Harperville",
"timestamp": "2025-03-11T17:39:07",
"content": "“More, children…”:Best. Hackaday. Subsection. Title. Ever.",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "8108101",
"author": "Bill Lee",
"timestamp": "... | 1,760,371,611.372426 | ||
https://hackaday.com/2025/03/11/tiny-laptop-gets-a-new-case-and-an-unlocking/ | Tiny Laptop Gets A New Case And An Unlocking | Dan Maloney | [
"Repair Hacks",
"Teardown"
] | [
"bios",
"Case mod",
"laptop",
"libretto",
"notebook",
"password",
"unlock"
] | Unless you’ve got an especially small lap, calling the Toshiba Libretto a laptop is a bit of a stretch. The diminutive computers from the mid-1990s had a lot of the usual laptop features, but in an especially compact and portable case that made them a great choice for anyone with an on-the-go lifestyle.
Fast-forward th... | 24 | 14 | [
{
"comment_id": "8107958",
"author": "Jessica",
"timestamp": "2025-03-11T15:38:48",
"content": "I loved the Libretto when it first came out and was even using one as recently as 10 years ago to control a glass fusing kiln. I think I still have a couple in storage. I hope to someday update the machin... | 1,760,371,611.432404 | ||
https://hackaday.com/2025/03/11/trapc-a-c-extension-for-the-memory-safety-boogeyman/ | TrapC: A C Extension For The Memory Safety Boogeyman | Maya Posch | [
"Featured",
"Rants",
"Slider",
"Software Development"
] | [
"programming languages"
] | In the world of programming languages it often feels like being stuck in a Groundhog Day-esque loop through purgatory, as effectively the same problems are being solved over and over, with previous solutions forgotten and there’s always that one jubilant inventor stumbling out of a darkened basement with the One True S... | 52 | 22 | [
{
"comment_id": "8107937",
"author": "Andrzej",
"timestamp": "2025-03-11T14:53:17",
"content": "because they [unsafe memory accesses] are so obvious, they are also very easy to detect both using static and dynamic analysis toolsUm… what? No. Not really.Somecases are easy to detect withsomeanalysis t... | 1,760,371,611.08798 | ||
https://hackaday.com/2025/03/11/josephine-cochrane-invented-the-modern-dishwasher-in-1886/ | Josephine Cochrane Invented The Modern Dishwasher — In 1886 | Donald Papp | [
"Science"
] | [
"dishwasher",
"Inventor",
"patent",
"women in technology"
] | Popular Science has an excellent article on how
Josephine Cochrane transformed how dishes are cleaned
by inventing an automated dish washing machine and obtaining a patent in 1886. Dishwashers had been attempted before, but hers was the first with the revolutionary idea of using water pressure to clean dishes placed in... | 42 | 11 | [
{
"comment_id": "8107846",
"author": "lightislight",
"timestamp": "2025-03-11T11:12:46",
"content": "As someone who lived in an apartment without a dishwasher for several years all I can say is thank goodness. Washing dishes by hand is not fun and very time consuming. I wonder when modern plumbing a... | 1,760,371,611.558916 | ||
https://hackaday.com/2025/03/11/homebrew-traffic-monitor-keeps-eyes-on-the-streets/ | Homebrew Traffic Monitor Keeps Eyes On The Streets | Tom Nardi | [
"Machine Learning",
"Raspberry Pi"
] | [
"computer vision",
"doppler radar",
"traffic monitor"
] | How many cars go down your street each day? How fast were they going? What about folks out on a walk or people riding bikes? It’s not an easy question to answer, as most of us have better things to do than watch the street all day and keep a tally. But at the same time, this is critically important data from an urban p... | 63 | 11 | [
{
"comment_id": "8107792",
"author": "Ali",
"timestamp": "2025-03-11T08:19:41",
"content": "But what if you want to get a speed bump or a traffic light added to your neighborhood?Do youreallywant your house set on fire? Fine by me.",
"parent_id": null,
"depth": 1,
"replies": [
{
... | 1,760,371,610.996309 | ||
https://hackaday.com/2025/03/10/hacking-a-heavyweight-philco-radio/ | Hacking A Heavyweight Philco Radio | Heidi Ulrich | [
"classic hacks",
"News",
"Radio Hacks",
"Teardown"
] | [
"AC. DC",
"Bakelite",
"midcentury",
"Philco",
"portable radio",
"radio"
] | There’s something magical about the clunk of a heavy 1950s portable radio – the solid thunk of Bakelite, the warm hum of tubes glowing to life. This is exactly why [Ken’s Lab] took on
the restoration of a Philco 52-664
, a portable AC/DC radio originally sold for $45 in 1953 (a small fortune back then!). Despite its be... | 6 | 5 | [
{
"comment_id": "8107886",
"author": "Panondorf",
"timestamp": "2025-03-11T12:50:39",
"content": "Hmm… AC/DC radios. Hot chassis!",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "8107943",
"author": "Suppressed Carrier",
"timestamp": "2025-03-1... | 1,760,371,610.863684 | ||
https://hackaday.com/2025/03/10/satellite-imagery-you-can-play-with/ | Satellite Imagery You Can Play With | Jenny List | [
"Software Hacks"
] | [
"big data",
"satellite imagery"
] | Satellite imagery is in the news right now, but not all satellite constellations are the preserve of governments. Satellogic operates a series of CubeSats with Earth imaging payloads, and best of all, they maintain an open dataset. [Mark Litwintschik]
takes us through using it
.
Starting with a script to recover the lo... | 6 | 2 | [
{
"comment_id": "8107754",
"author": "Hugh Brown",
"timestamp": "2025-03-11T04:23:00",
"content": "Mark’s blog is great — he does a wonderful job of walking through how to make use of satellite data.His latest post (https://tech.marksblogg.com/wyvern-open-data-feed.html) is on how to use hyperspectr... | 1,760,371,611.130759 | ||
https://hackaday.com/2025/03/10/whats-wrong-with-this-antenna-tuner/ | What’s Wrong With This Antenna Tuner? | Al Williams | [
"Wireless Hacks"
] | [
"antenna tuner",
"ham radio"
] | [Tech Minds] built one of those
cheap automatic antenna tuners
you see everywhere — this one scaled up to 350 watt capability. The kit is mostly built, but you do have to add the connectors and a few other stray bits. You can see how he did it in the video below.
What was very interesting, however, was that it wasn’t a... | 16 | 6 | [
{
"comment_id": "8107730",
"author": "PWalsh",
"timestamp": "2025-03-11T02:17:44",
"content": "This device is not as interesting as I thought it would be.It turns out the operator manual is available online. The system has 7 channels, each of which selects one pre-tuned toroid and capacitor channel ... | 1,760,371,611.182376 | ||
https://hackaday.com/2025/03/10/solar-powered-e-reader-with-no-buttons/ | Solar-Powered E-Reader With No Buttons | Bryan Cockfield | [
"handhelds hacks"
] | [
"3d printed",
"display",
"e-ink",
"e-reader",
"ebook",
"kindle",
"LIC",
"Lithium Ion Capacitor",
"solar"
] | Modern e-readers such as the Amazon Kindle are incredible pieces of engineering, but that doesn’t mean there’s no room for improvement. A device custom-built to your own specifications is always going to provide a more satisfying experience than something purchased off the shelf.
That’s why [fel88] put together this cu... | 21 | 7 | [
{
"comment_id": "8107646",
"author": "craig",
"timestamp": "2025-03-10T20:15:01",
"content": "There is an accelerometer that functions as an input device to turn pages and some other stuff. Thank you for not having a YouTube video that needed to be sifted through for that info",
"parent_id": nu... | 1,760,371,611.619899 | ||
https://hackaday.com/2025/03/10/freeing-windows/ | Freeing Windows | Al Williams | [
"Software Hacks"
] | [
"reactos",
"windows"
] | There have been several attempts to make an unencumbered version of Windows. ReactOS is perhaps the best-known. You could also argue that Wine and its progeny, while not operating systems in the strictest sense of the word, might be the most successful. Joining the fray is
Free95
, a GPL-3.0 system that, currently, can... | 63 | 16 | [
{
"comment_id": "8107608",
"author": "Oliver",
"timestamp": "2025-03-10T18:46:31",
"content": "While I very strongly applaud sucb efforts, why? There alrrady exist wine and reactOS? Why bot cobtribute their instead? Whybdoes one thibg ‘I can do better, jist not the way you do it’? Sure, sometimes i... | 1,760,371,612.858686 | ||
https://hackaday.com/2025/03/10/conservationists-are-flying-microlites-to-teach-birds-how-to-migrate/ | Conservationists Are Flying Microlites To Teach Birds How To Migrate | Lewin Day | [
"Hackaday Columns",
"Science",
"Slider"
] | [
"bird",
"ibis",
"migration",
"ultralite"
] | When it comes to what birds have and what humans don’t, your mind might first land on the ability to fly. However, birds are also pretty good at navigating from the air… assuming, that is, they know where they’re trying to go in the first place.
In recent decades, conservationists have been trying to reintroduce the no... | 16 | 6 | [
{
"comment_id": "8107588",
"author": "Paul A LeBlanc",
"timestamp": "2025-03-10T17:42:49",
"content": "Bill Lishman did this in the 90’s with Canada Geese and Whooping cranes.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "8107594",
"author": "Michae... | 1,760,371,612.255785 | ||
https://hackaday.com/2025/03/10/the-esp32-bluetooth-backdoor-that-wasnt/ | The ESP32 Bluetooth Backdoor That Wasn’t | Maya Posch | [
"Security Hacks"
] | [
"bluetooth",
"CVE",
"ESP32"
] | Recently there was a panicked scrambling after the announcement by [Tarlogic] of a ‘backdoor’ found in Espressif’s popular ESP32 MCUs. Specifically a backdoor on the Bluetooth side that would give a lot of control over the system to any attacker.
As [Xeno Kovah] explains
, much about these claims is exaggerated, and c... | 40 | 13 | [
{
"comment_id": "8107543",
"author": "C",
"timestamp": "2025-03-10T15:45:48",
"content": "A better analogy is a door to a secret room. You need to be in the house to access the door to the secret room. The room does not make the house less secure (unless you disable the security system from within t... | 1,760,371,612.33226 | ||
https://hackaday.com/2025/03/10/inexpensive-repairable-laptops-with-apple-style/ | Inexpensive Repairable Laptops, With Apple Style | Bryan Cockfield | [
"Featured",
"Interest",
"laptops hacks",
"Slider"
] | [] | Despite a general lack of real-world experience, many teenagers are overly confident in their opinions, often to the point of brashness and arrogance. In the late 90s and early 00s I was no different, firmly entrenched in a clichéd belief that Apple computers weren’t worth the silicon they were etched onto—even though ... | 40 | 23 | [
{
"comment_id": "8107511",
"author": "Bubz",
"timestamp": "2025-03-10T14:32:19",
"content": "Opinions. Yes, you are entitled to yours. My opinion is that the last Apple computer that was “good” (according to my own, highly subjective metrics), was the Apple II.",
"parent_id": null,
"depth": ... | 1,760,371,612.620548 | ||
https://hackaday.com/2025/03/10/you-are-already-traveling-at-the-speed-of-light/ | You Are Already Traveling At The Speed Of Light | Al Williams | [
"Science"
] | [
"general relativity",
"physics"
] | Science fiction authors and readers dream of travelling at the speed of light, but Einstein tells us we can’t. You might think that’s an arbitrary rule, but [FloatHeadPhysics] shows a different way to think about it. Based on a book he’s been reading, “Relativity Visualized,” he provides a
graphic argument for relativi... | 40 | 14 | [
{
"comment_id": "8107468",
"author": "3eggert",
"timestamp": "2025-03-10T11:22:07",
"content": "Since is movement relative to a fixed point and the fixed point is a matter of definition, can’t we define the fixed point to a photon? Would that make me moving at the speed of light ?",
"parent_id":... | 1,760,371,612.458386 | ||
https://hackaday.com/2025/03/10/zx-spectrum-soviet-style-a-44-ic-clone-you-can-build/ | ZX Spectrum, Soviet Style: A 44-IC Clone You Can Build | Heidi Ulrich | [
"classic hacks",
"computer hacks",
"News",
"PCB Hacks",
"Retrocomputing"
] | [
"ic",
"keyboard",
"Leningrad-1",
"pcb",
"replica",
"soviet",
"spectrum",
"Zonov",
"ZX Spectrum"
] | If you’ve ever fancied building a ZX Spectrum clone without hunting down ancient ULAs or soldering your way through 60+ chips, [Alex J. Lowry] has just dropped an exciting build.
He has recreated the Leningrad-1
, a Soviet-built Spectrum clone from 1988, with a refreshingly low component count: 44 off-the-shelf ICs, as... | 13 | 10 | [
{
"comment_id": "8107431",
"author": "Nikolai",
"timestamp": "2025-03-10T08:43:51",
"content": "Back in early 90s it was my main source of income, building ZX clones for sale. Including Leningrad clone. I still have one bare PCB. Maybe one day I will find some time to make one more. I have built and... | 1,760,371,612.196992 | ||
https://hackaday.com/2025/03/09/ipv4-ipv6-hey-what-happened-to-ipv5/ | IPV4, IPV6… Hey! What Happened To IPV5? | Al Williams | [
"Retrocomputing"
] | [
"ipv4",
"IPv6",
"networking"
] | If you’ve ever been configuring a router or other network device and noticed that you can set up IPv4 and IPv6, you might have wondered
what happened to IPv5
. Well, thanks to [Navek], you don’t have to wonder anymore. Just watch the video below.
We will warn you of two things. First, the video takes a long time to get... | 37 | 8 | [
{
"comment_id": "8107416",
"author": "Truth",
"timestamp": "2025-03-10T06:43:55",
"content": "You really should include IPv9 (From 1994-04-01)https://datatracker.ietf.org/doc/html/rfc1606",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "8107418",
"auth... | 1,760,371,612.148576 | ||
https://hackaday.com/2025/03/09/clock-mechanism-goes-crazy-for-arduino/ | Clock Mechanism Goes Crazy For Arduino | Al Williams | [
"Arduino Hacks",
"clock hacks"
] | [
"clock module",
"clock movement"
] | You’ve doubtless seen those ubiquitous clock modules, especially when setting clocks for daylight savings time. You know the ones: a single AA battery, a wheel to set the time, and two or three hands to show the time. They are cheap and work well enough. But [Playful Technology] wanted to
control the hands with an Ardu... | 28 | 14 | [
{
"comment_id": "8107386",
"author": "NFM",
"timestamp": "2025-03-10T02:15:56",
"content": "Lokks like a good way to make a Vetinari clock.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "8107413",
"author": "CJay",
"timestamp": "2025-03-10T06... | 1,760,371,612.523035 | ||
https://hackaday.com/2025/03/09/hackaday-links-march-9-2025/ | Hackaday Links: March 9, 2025 | Dan Maloney | [
"Hackaday Columns",
"Hackaday links",
"Slider"
] | [
"Blue Ghost",
"bricking",
"brother",
"drm",
"dvd",
"firefly",
"firmware",
"hackaday links",
"leg day",
"Moom",
"nasa",
"printer",
"right to repair",
"RUD",
"saturn v",
"SpaceX",
"starship",
"Warner"
] | It’s been a busy week in space news, and very little of it was good. We’ll start with the one winner of the week, Firefly’s Blue Ghost Mission 1, which
landed successfully on the Moon’s surface
on March 2. The lander is part of NASA’s Commercial Lunar Payload Services program and carries ten scientific payloads, includ... | 9 | 4 | [
{
"comment_id": "8107364",
"author": "NQ",
"timestamp": "2025-03-10T00:21:11",
"content": "Who was that playing the music while the guys were shaking the rocket?",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "8107374",
"author": "Dave",
"time... | 1,760,371,612.381583 | ||
https://hackaday.com/2025/03/09/deep-drawing-with-ultrasonics/ | Deep Drawing With Ultrasonics | Al Williams | [
"Engineering"
] | [
"deep drawing",
"metalworking"
] | Small cylindrical parts are often formed through deep drawing — a process by which a punch forms the finished piece from a flat sheet of metal using a forming die. If it sounds like that stresses the metal, it does. But researchers at Fraunhofer have found a way to reduce friction protecting both the material and the t... | 17 | 13 | [
{
"comment_id": "8107322",
"author": "Vik",
"timestamp": "2025-03-09T20:09:36",
"content": "Looking forward to a Hackaday article on explosive forming…",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "8107325",
"author": "TG",
"timestamp": "202... | 1,760,371,612.758395 | ||
https://hackaday.com/2025/03/09/old-chromebooks-get-second-life-as-video-wall/ | Old Chromebooks Get Second Life As Video Wall | Tom Nardi | [
"laptops hacks"
] | [
"chromebook",
"video",
"video wall"
] | What would you do with dozens and dozens of outdated Chromebooks that are no longer getting updates from the Google Mothership? It’s a situation that plenty of schools will have to deal with in the near future, and we can only help that those institutions have students as clever as [Varun Biniwale] and his friend [Akse... | 23 | 12 | [
{
"comment_id": "8107273",
"author": "Gus Mueller",
"timestamp": "2025-03-09T17:36:01",
"content": "I keep using my outdated Chromebooks, though I find that more and more websites break when I try to load them. I can no longer view a usable homepage on YouTube, anything from Reddit fails to load, Gi... | 1,760,371,612.930104 | ||
https://hackaday.com/2025/03/09/taming-the-wobble-an-arduino-self-balancing-bot/ | Taming The Wobble: An Arduino Self-Balancing Bot | Heidi Ulrich | [
"Arduino Hacks",
"Robots Hacks",
"Science"
] | [
"arduino",
"balance",
"control theory",
"robot",
"self balancing"
] | Getting a robot to stand on two wheels without tipping over involves a challenging dance with the laws of physics. Self-balancing robots are a great way to get into control systems, sensor fusion, and embedded programming.
This build by [mircemk]
shows how to make one with just a few common components, an Arduino, and ... | 12 | 6 | [
{
"comment_id": "8107212",
"author": "Maria",
"timestamp": "2025-03-09T14:11:28",
"content": "But why this lame PID instead of something like LQR?Ardurobots with PID were exciting… in 2010.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "8107215",
"au... | 1,760,371,613.032686 | ||
https://hackaday.com/2025/03/09/fixing-an-unpleasant-sd-card-slot-issue-in-a-nanovna/ | Fixing An Unpleasant SD Card Slot Issue In A NanoVNA | Maya Posch | [
"Misc Hacks"
] | [
"microsd card",
"nanovna"
] | SD cards & the much smaller microSD cards are found on many devices, with the card often accessible from outside the enclosure. Unfortunately there’s a solid chance that especially small microSD cards will find their way past the microSD card reader slot and into the enclosure. This is
what happened to [Rob]
of the
Sev... | 9 | 7 | [
{
"comment_id": "8107196",
"author": "brutek",
"timestamp": "2025-03-09T12:49:25",
"content": "I pay someone to insert and remove the microSD card, just like paying someone to replace a light bulb. lol",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "8107203",
... | 1,760,371,612.983208 | ||
https://hackaday.com/2025/03/09/the-coolest-batteries-youve-never-heard-of/ | The Coolest Batteries You’ve Never Heard Of | Heidi Ulrich | [
"Battery Hacks",
"green hacks"
] | [
"battery",
"cell",
"cells",
"cooling",
"electricity",
"grid",
"ice",
"storage"
] | Imagine cooling your building with the same principle that kept Victorian-era icehouses stocked with lake-frozen blocks, but in modern form. That’s
the idea behind ice batteries
, a clever energy storage hack that’s been quietly slashing cooling costs across commercial buildings. The invention works by freezing water w... | 55 | 18 | [
{
"comment_id": "8107151",
"author": "Dude",
"timestamp": "2025-03-09T09:24:19",
"content": "and cost around $250 per kWh—about half the price of lithium-ion storage.No it’s not. That’s about twice the cost of lithium ion battery cells.https://about.bnef.com/blog/lithium-ion-battery-pack-prices-hit-... | 1,760,371,613.135788 | ||
https://hackaday.com/2025/03/08/retrotechtacular-better-living-through-nuclear-chemistry/ | Retrotechtacular: Better Living Through Nuclear Chemistry | Dan Maloney | [
"Retrotechtacular"
] | [
"aqueous",
"core",
"homgenous",
"reactor",
"retrotechtacular",
"uranyl sulfate"
] | The late 1950s were such an optimistic time in America. World War II had been over for less than a decade, the economy boomed thanks to pent-up demand after years of privation, and everyone was having babies — so many babies. The sky was the limit, especially with new technologies that promised a future filled with mir... | 11 | 6 | [
{
"comment_id": "8107184",
"author": "DBR",
"timestamp": "2025-03-09T12:07:49",
"content": "if I’m not mistaken, properly reconstructing this reactor was part of the entrance exam for vault tech University wasn’t it? :-)",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"commen... | 1,760,371,613.533194 | ||
https://hackaday.com/2025/03/08/fictional-computers-emerac-was-the-chatbot-of-1957/ | Fictional Computers: EMERAC Was The Chatbot Of 1957 | Al Williams | [
"Retrocomputing"
] | [
"EMERAC",
"movies"
] | Movies mirror the time they were made. [ErnieTech] asserts that we can see what people thought about computers back in 1957 by watching the classic Spencer Tracy/Katharine Hepburn movie “
Desk Set
.” What’s more, he thinks this might be the first movie appearance of a human-like computer. On a side note, in the UK this... | 17 | 9 | [
{
"comment_id": "8107087",
"author": "JSL",
"timestamp": "2025-03-09T03:08:39",
"content": "Never heard of this movie, but it may have inspired the Twilight Zone episode “From Agnes, With Love”https://en.wikipedia.org/wiki/From_Agnes%E2%80%94With_Love",
"parent_id": null,
"depth": 1,
"re... | 1,760,371,613.316913 | ||
https://hackaday.com/2025/03/08/writing-an-oled-display-driver-in-microzig/ | Writing An OLED Display Driver In MicroZig | Maya Posch | [
"Microcontrollers",
"Software Development"
] | [
"microzig",
"rp2040",
"zig",
"ziglang"
] | Although most people would use C, C++ or MicroPython for programming microcontrollers, there are a few more obscure options out there as well, with MicroZig being one of them. Recently [Andrew Conlin]
wrote about how to use MicroZig
with the Raspberry Pi RP2040 MCU, showing the process of writing an SSD1306 OLED displa... | 18 | 6 | [
{
"comment_id": "8107048",
"author": "Andrew",
"timestamp": "2025-03-09T00:11:50",
"content": "Move ‘ZIG’. For Great Justice.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "8107234",
"author": "oPossum",
"timestamp": "2025-03-09T15:49:03",
... | 1,760,371,613.43798 | ||
https://hackaday.com/2025/03/08/expensive-camera-cheap-3d-printed-lens/ | Expensive Camera, Cheap 3D-Printed Lens | Jenny List | [
"digital cameras hacks"
] | [] | If you’re a photography enthusiast, you probably own quite a few cameras, but the chances are your “good” one will have interchangeable lenses. Once you’ve exhausted the possibilities of the kit lens, you can try different focal lengths and effects, but you’ll soon find out that good glass isn’t cheap. Can you solve th... | 8 | 5 | [
{
"comment_id": "8107050",
"author": "Paul",
"timestamp": "2025-03-09T00:22:26",
"content": "Betteridge is right. The lens is not printed. Just the lensholder.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "8107093",
"author": "Ray Morris",
... | 1,760,371,613.482797 | ||
https://hackaday.com/2025/03/08/transceiver-reveals-unusual-components/ | Transceiver Reveals Unusual Components | Al Williams | [
"Radio Hacks",
"Teardown"
] | [
"filter",
"teardown",
"transceiver"
] | [MSylvain59] likes to tear down old surplus, and in the video below, he takes apart a German transceiver known as
a U-600M
. From the outside, it looks like an unremarkable gray box, especially since it is supposed to work with a remote unit, so there’s very little on the outside other than connectors. Inside, though, ... | 22 | 7 | [
{
"comment_id": "8106970",
"author": "matt",
"timestamp": "2025-03-08T18:56:09",
"content": "Can anyone else smell this?",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "8106977",
"author": "Mark Topham",
"timestamp": "2025-03-08T19:18:02",
... | 1,760,371,613.380521 | ||
https://hackaday.com/2025/03/08/physical-computing-used-to-be-a-thing/ | Physical Computing Used To Be A Thing | Elliot Williams | [
"Hackaday Columns",
"hardware",
"Software Hacks"
] | [
"arduino",
"hardware",
"physical computing",
"Rant",
"software"
] | In the early 2000s, the idea that you could write programs on microcontrollers that did things in the physical world, like run motors or light up LEDs, was kind of new. At the time, most people thought of coding as stuff that stayed on the screen, or in cyberspace. This idea of writing code for physical gadgets was unc... | 71 | 23 | [
{
"comment_id": "8106917",
"author": "Gus Mueller",
"timestamp": "2025-03-08T15:34:53",
"content": "I remember in the late 1990s wanting to control something extremely basic with a Windows computer. Back then, there was no obvious way to do this. Maybe you could control the lines of a parallel por... | 1,760,371,613.65008 | ||
https://hackaday.com/2025/03/08/the-pentium-processors-innovative-and-complicated-method-of-multiplying-by-three-fast/ | The Pentium Processor’s Innovative (and Complicated) Method Of Multiplying By Three,Fast | Donald Papp | [
"Retrocomputing",
"Reverse Engineering"
] | [
"FPU",
"pentium",
"radix-8"
] | [Ken Shirriff] has been sharing a
really
low-level look at Intel’s Pentium (1993) processor. The Pentium’s architecture was highly innovative in many ways, and one of [Ken]’s most recent discoveries is that it contains a complex circuit — containing around 9,000 transistors —
whose sole purpose is to multiply specifica... | 26 | 7 | [
{
"comment_id": "8106897",
"author": "Yimin Rong",
"timestamp": "2025-03-08T13:28:01",
"content": "If they reduced the silicon to just 2x + x, decoupled the circuit from the clock for the carry to ripple on its own, and with extra bit(s) set to always carry to a READY line, would that work just as w... | 1,760,371,613.876236 | ||
https://hackaday.com/2025/03/08/get-into-meshtastic-on-the-cheap-with-this-tiny-node-kit/ | Get Into Meshtastic On The Cheap With This Tiny Node Kit | Dan Maloney | [
"Radio Hacks"
] | [
"ESP32-S3",
"ISM",
"LoRa",
"mesh",
"Meshtastic",
"network",
"node",
"Wio-SX1262",
"Xiao"
] | There’s been a lot of buzz about Meshtastic lately, and with good reason. The low-power LoRa-based network has a ton of interesting use cases, and as with any mesh network, the more nodes there are, the better it works for everyone. That’s why we’re excited by
this super-affordable Meshtastic kit
that lets you get a no... | 16 | 8 | [
{
"comment_id": "8106874",
"author": "Feinfinger (M-x butterfly)",
"timestamp": "2025-03-08T12:30:24",
"content": "[Reticulum Network Stack] firmware for using this as RNode seems to be surfacing quite soon too. Stay tuned.",
"parent_id": null,
"depth": 1,
"replies": [
{
"... | 1,760,371,613.9348 | ||
https://hackaday.com/2025/03/07/the-road-to-lucid-dreaming-might-be-paved-with-vr/ | The Road To Lucid Dreaming Might Be Paved With VR | Donald Papp | [
"Medical Hacks",
"Virtual Reality"
] | [
"lucid dreaming",
"sleep",
"vr"
] | Lucid dreaming is the state of becoming aware one is dreaming while still being within the dream. To what end? That awareness may allow one to influence the dream itself, and the possibilities of
that
are obvious and compelling enough that plenty of clever and curious people have formed some sort of interest in this di... | 26 | 9 | [
{
"comment_id": "8106826",
"author": "petscii",
"timestamp": "2025-03-08T07:10:11",
"content": "So I am going to ask the question I always ask when this comes up. How do you know in the dream that you are actually lucid dreaming and not just dreaming that you are lucid dreaming?",
"parent_id": n... | 1,760,371,613.717658 | ||
https://hackaday.com/2025/03/07/this-laser-knows-about-gasses/ | This Laser Knows About Gasses | Al Williams | [
"Laser Hacks",
"Science"
] | [
"comb laser",
"gas detection"
] | What’s that smell? If you can’t tell, maybe a
new laser system
from CU Bolder and NIST can help. The device is simple and sensitive enough to detect gasses at concentrations down to parts per trillion.
The laser at the system’s heart is a frequency comb laser, originally made for optical atomic clocks. The laser has mu... | 5 | 5 | [
{
"comment_id": "8106793",
"author": "Simon",
"timestamp": "2025-03-08T04:09:23",
"content": "Which safety glasses do we wear though 😂",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "8106821",
"author": "The Eternal President Kim Il Sung",
"timestamp":... | 1,760,371,613.980521 | ||
https://hackaday.com/2025/03/07/tearing-down-a-vintage-word-processor/ | Tearing Down A Vintage Word Processor | Al Williams | [
"Retrocomputing"
] | [
"daisywheel",
"word processor"
] | There was a time when the line between typewriters and word processing software was a bit fuzzy. [Poking Technology] found a
Xerox 6040
which can’t decide what it is. It looks like a typewriter but has a monitor and a floppy drive, along with some extra buttons. You can watch him tear it down in the video below.
The ol... | 3 | 2 | [
{
"comment_id": "8106757",
"author": "Eric",
"timestamp": "2025-03-08T00:40:27",
"content": "Can it run Doom? It’d probably run at frame rate of 1 page per minute?",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "8106889",
"author": "David Given",
... | 1,760,371,614.019428 | ||
https://hackaday.com/2025/03/07/trio-of-mods-makes-delta-printer-more-responsive-easier-to-use/ | Trio Of Mods Makes Delta Printer More Responsive, Easier To Use | Dan Maloney | [
"3d Printer hacks"
] | [
"BLDC",
"delta",
"hx711",
"printer",
"strain gauge",
"wheatstone"
] | Just about any 3D printer can be satisfying to watch as it works, but delta-style printers are especially hypnotic. There’s just something about the way that three linear motions add up to all kinds of complex shapes; it’s mesmerizing. Deltas aren’t without their problems, though, which led [Bruno Schwander]
to underta... | 9 | 3 | [
{
"comment_id": "8106750",
"author": "Eric Mockler",
"timestamp": "2025-03-08T00:07:32",
"content": "I just built a remote fan as well, only I used the plastic sleeve a 3/4″ x 36″ aluminum tube came packaged in. I used a fabric covered wire management tube inside it so it keeps its shape, but am thi... | 1,760,371,614.118084 | ||
https://hackaday.com/2025/03/07/run-xbox-360-games-on-your-pc-with-xenondecomp/ | Run Xbox 360 Games On Your PC With XenonRecomp | Maya Posch | [
"Games",
"Retrocomputing"
] | [
"static recompilation",
"xbox 360"
] | Inspired by the N64: Recompiled project,
XenonRecomp
does something similar, except for the PowerPC-equipped Microsoft Xbox 360 game console. Based around the triple-core IBM CPU codenamed ‘
Xenon
‘, the Xbox 360 was released in 2005 and generally quite successful over its lifespan despite its Red Ring of Death issues.... | 8 | 3 | [
{
"comment_id": "8106696",
"author": "Dave Boyer",
"timestamp": "2025-03-07T20:32:30",
"content": "Last month I decided to take on the easy task of using Ghidra to port “Tanks” from Pegasus (Terminator) to Xbox 360. Because, you know, why not challenge myself with a project that’s clearly meant to b... | 1,760,371,614.067484 | ||
https://hackaday.com/2025/03/07/open-source-hardware-how-open-do-you-want-it-to-be/ | Open Source Hardware, How Open Do You Want It To Be? | Jenny List | [
"Featured",
"hardware",
"Interest",
"Rants",
"Slider"
] | [
"OHL",
"open source",
"open source harware"
] | In our wider community we are all familiar with the idea of open source software. Many of us run it as our everyday tools, a lot of us release our work under an open source licence, and we have a pretty good idea of the merits of one such document over another. A piece of open source software has all of its code releas... | 43 | 18 | [
{
"comment_id": "8106662",
"author": "Norbert",
"timestamp": "2025-03-07T18:21:06",
"content": "Very good article about a little-noticed topic! Even on Hackaday the only article with the tags “OHL” and “open source hardware”.I’m currently trying to choose a suitable license for my granulate extruder... | 1,760,371,614.304403 | ||
https://hackaday.com/2025/03/07/hackaday-podcast-episode-311-airtag-hack-gps-rollover-and-a-flat-pack-toaster/ | Hackaday Podcast Episode 311: AirTag Hack, GPS Rollover, And A Flat-Pack Toaster | Tom Nardi | [
"Hackaday Columns",
"Podcasts",
"Slider"
] | [
"Hackaday Podcast"
] | This week, Elliot Williams and Tom Nardi start off the episode by announcing Arduino co-founder David Cuartielles will be taking the stage as the keynote speaker at Hackaday Europe. In his talk, we’ll hear about a vision of the future where consumer electronics can be tossed in the garden and turned into compost instea... | 5 | 3 | [
{
"comment_id": "8106675",
"author": "Seth",
"timestamp": "2025-03-07T19:15:59",
"content": "The link to here from libsyn is broken, it goeshttps://wpshort/urihttps://wpshort/urilike it got pasted twice.For some reason the shortener interprets that as a link to this post from 2004:https://hackaday.c... | 1,760,371,614.161612 | ||
https://hackaday.com/2025/03/07/gnss-signals-tracked-on-the-moon-by-lugre/ | GNSS Signals Tracked On The Moon By LuGRE | Maya Posch | [
"Space"
] | [
"gnss",
"moon"
] | As part of the payloads on the Firefly Blue Ghost Mission 1 (BGM1) that recently touched down on the Moon, the Lunar GNNS Receiver Experiment (LuGRE)
has become the first practical demonstration
of acquiring and tracking Earth orbital GNSS satellites. LuGRE
consists of
a weak-signal GNSS receiver, a high-gain L-band pa... | 15 | 5 | [
{
"comment_id": "8106639",
"author": "Sven Hapsbjorg",
"timestamp": "2025-03-07T17:04:42",
"content": "Shouldnt’re GPS satellites designed to beam signal only to earth? To send it it space would be waste of power because of ITAR height limits.",
"parent_id": null,
"depth": 1,
"replies": ... | 1,760,371,614.215338 | ||
https://hackaday.com/2025/03/07/this-week-in-security-zen-jailbreak-telegram-exploit-and-vmware-hyperjack/ | This Week In Security: Zen Jailbreak, Telegram Exploit, And VMware Hyperjack | Jonathan Bennett | [
"Hackaday Columns",
"News",
"Security Hacks"
] | [
"Crypto Heist",
"Hyperjack",
"telegram",
"This Week in Security"
] | The fine researchers at Google have
released the juicy details on EntrySign
, the AMD Zen microcode issue we
first covered about a month ago
. And to give away the punchline: cryptography is hard. It’s hard in lots of ways, but the AMD problem here is all about keeping track of the guarantees provided by cryptographic ... | 7 | 1 | [
{
"comment_id": "8106663",
"author": "Dan",
"timestamp": "2025-03-07T18:22:44",
"content": "Why didn’t the AMD processors just have the correct public key burnt into them instead of a hash of it? What’s the point of the hash instead?",
"parent_id": null,
"depth": 1,
"replies": [
{
... | 1,760,371,614.570163 | ||
https://hackaday.com/2025/03/07/the-long-goodbye-more-instruments-shut-down-on-the-voyagers-as-end-nears/ | The Long Goodbye: More Instruments Shut Down On The Voyagers As End Nears | Maya Posch | [
"Space"
] | [
"Voyager 1",
"Voyager 2"
] | Saying farewell is hard, and in the case of the Voyager 1 & 2 spacecraft doubly so, seeing as how they have been with us for more than 47 years. From the highs of the 1970s and 1980s during their primary mission in our Solar System, to their journey into the unknown of Deep Space, every bit of information which their i... | 50 | 12 | [
{
"comment_id": "8106576",
"author": "Carl Breen",
"timestamp": "2025-03-07T13:17:41",
"content": "So can we improve upon Voyager 1/2 and the 635,266km/h fast Parker Solar Probe? Build something longer lasting and eject it from our solar system at a new record breaking speed?Is the interstellar plas... | 1,760,371,614.655776 | ||
https://hackaday.com/2025/03/07/open-safety-in-the-auto-business-renault-shares-its-battery-fire-suppression-tech/ | Open Safety In The Auto Business: Renault Shares Its Battery Fire Suppression Tech | Jenny List | [
"Transportation Hacks"
] | [
"electric vehicles",
"open source",
"renault",
"safety"
] | As consumers worldwide slowly make the switch from internal combustion vehicles to lower-carbon equivalents, a few concerns have appeared about electric vehicles. Range anxiety is ebbing away as batteries become bigger and chargers become more frequent, but a few well-publicized incidents have raised worries over fire ... | 31 | 9 | [
{
"comment_id": "8106533",
"author": "Jelle",
"timestamp": "2025-03-07T09:36:47",
"content": "Interesting that they seem to use a patent as the basis of their open source. That might be problematic: in ‘normal’ open source the basis is copyright, which applies automatically and is ”owned” by the con... | 1,760,371,614.521174 | ||
https://hackaday.com/2025/03/06/why-56k-modems-relied-on-digital-phone-lines-you-didnt-know-we-had/ | Why 56k Modems Relied On Digital Phone Lines You Didn’t Know We Had | Lewin Day | [
"Featured",
"History",
"Original Art",
"Peripherals Hacks",
"Slider"
] | [
"56 kpbs",
"56k modem",
"digital signal 0",
"modem",
"modulation",
"pcm",
"phone line"
] | If you came of age in the 1990s, you’ll remember the unmistakable auditory handshake of an analog modem negotiating its connection via the plain old telephone system. That cacophony of screeches and hisses was the result of careful engineering. They allowed digital data to travel down phone lines that were only ever bu... | 51 | 21 | [
{
"comment_id": "8106273",
"author": "Bill",
"timestamp": "2025-03-06T15:26:48",
"content": "Thank you! I have wondered how a 56k modem work with a 64k digital system without any way to synchronize the samples.",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "81... | 1,760,371,614.756803 | ||
https://hackaday.com/2025/03/06/the-future-we-never-got-running-a-future-we-got/ | The Future We Never Got, Running A Future We Got | Jenny List | [
"Retrocomputing"
] | [
"java",
"Javastation",
"netbsd"
] | If you’re familiar with Java here in 2025, the programming language you know is a world away from what Sun Microsystems planned for it in the mid-1990s. Back then it was key to a bright coffee-themed future of write-once-run-anywhere software, and aside from your web browser using it to run applications, your computer ... | 39 | 16 | [
{
"comment_id": "8106251",
"author": "zoobab",
"timestamp": "2025-03-06T13:37:03",
"content": "“Fortunately once the serial port has been figured out they drop you into an OpenBoot prompt, which, in common with Apple machines in the ’90s, gives you a Forth interpreter.”I have an old ibook g3 ppc wit... | 1,760,371,614.875045 | ||
https://hackaday.com/2025/03/06/rackmount-all-the-things-hi-fi-edition/ | Rackmount All The Things, Hi-Fi Edition | Heidi Ulrich | [
"home entertainment hacks"
] | [
"19-inch",
"19-inch rack",
"1u",
"2U",
"openscad",
"rackmount"
] | For those who love systems and structure, owning a 19-inch rack with just one slot filled is just not it. But what if the rest of your gear isn’t 19-inch? Well, then you go out and make it so, just
like [Cal Bryant] did recently
.
The goal was to consolidate multiple devices — DAC, input selector, streamer, and power r... | 8 | 5 | [
{
"comment_id": "8106189",
"author": "Jens",
"timestamp": "2025-03-06T09:14:07",
"content": "That is a neat solution! I hate how a lot of modern equipment comes in oddly sized plastic boxes, that are often lightweight enough so that any movement to a cable throws them off the shelf, or pulls them aw... | 1,760,371,614.803736 | ||
https://hackaday.com/2025/03/05/a-tv-with-contrast-you-havent-seen-for-years/ | A TV With Contrast You Haven’t Seen For Years | Jenny List | [
"home entertainment hacks"
] | [
"dlp",
"lcd",
"tv"
] | It’s something of a surprise, should you own a CRT TV to go with your retrocomputers, when you use it to view a film or a TV show. The resolution may be old-fashioned, but the colors jump out at you, in a way you’d forgotten CRTs could do. You’re seeing black levels that LCD screens can’t match, and which you’ll only f... | 42 | 11 | [
{
"comment_id": "8106148",
"author": "Cad the Mad",
"timestamp": "2025-03-06T06:42:05",
"content": "Oh that’s really clever.HD and even 4K TVs with dead blacklights are easy enough to come by. This could be worth replicating.",
"parent_id": null,
"depth": 1,
"replies": [
{
... | 1,760,371,615.05119 | ||
https://hackaday.com/2025/03/05/ptychography-for-high-resolution-microscopy/ | Ptychography For High Resolution Microscopy | Al Williams | [
"digital cameras hacks",
"LED Hacks"
] | [
"microscopy",
"ptychography"
] | Nowadays, if you have a microscope, you probably have a camera of some sort attached. [Applied Science] shows how you can add an array of tiny LEDs and some compute power to produce
high-resolution images
— higher than you can get with the microscope on its own. The idea is to illuminate each LED in the array individua... | 7 | 3 | [
{
"comment_id": "8106147",
"author": "Estatic",
"timestamp": "2025-03-06T06:40:58",
"content": "Could this be used with the openflexure microscope?",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "8106936",
"author": "Filip",
"timestamp": "2025... | 1,760,371,615.397544 | ||
https://hackaday.com/2025/03/05/designing-a-toy-conveyor-belt-for-fun-and-profit/ | Designing A Toy Conveyor Belt For Fun And Profit | Kristina Panos | [
"Misc Hacks"
] | [
"conveyor belt",
"factorio"
] | [Hope This Works] wants to someday build a tiny factory line in the garage, with the intent of producing some simple widget down the line.
But what is a tiny factory without tiny conveyor belts?
Not a very productive one, that’s for sure.
As you may have noticed, this is designed after the transporter belts from the ga... | 5 | 3 | [
{
"comment_id": "8106068",
"author": "dianea",
"timestamp": "2025-03-06T00:28:03",
"content": "Having maintained manufacturing plants for 30 years, I have to admit I want to do this and am envious",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "8106378",
"a... | 1,760,371,615.108798 | ||
https://hackaday.com/2025/03/05/piggyback-board-brings-touch-sensing-to-usb-soldering-iron/ | Piggyback Board Brings Touch Sensing To USB Soldering Iron | Dan Maloney | [
"Tool Hacks"
] | [
"capactive",
"piggyback",
"soldering",
"touch",
"TTP223",
"usb"
] | The current generation of USB-powered soldering irons have a lot going for them, chief among them being portability and automatic start and stop. But an iron that turns off in the middle of soldering a joint is a problem, one that
this capacitive-touch replacement control module
aims to fix.
The iron in question is an ... | 20 | 10 | [
{
"comment_id": "8106065",
"author": "g",
"timestamp": "2025-03-06T00:21:20",
"content": "Absolutely most definitely a resounding “yes” to that.We will all be thanking you.",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "8106073",
"author": "Tim",
"time... | 1,760,371,617.29701 | ||
https://hackaday.com/2025/03/06/repairing-a-1955-classic-radio/ | Repairing A 1955 Classic Radio | Al Williams | [
"Repair Hacks"
] | [
"am radio",
"repair",
"silvertone"
] | We used to say that fixing something was easier than bringing up a design for the first time. After all, the thing you are fixing, presumably, worked at one time or another. These days, that’s not always true as fixing modern gear can be quite a challenge. Watching [Ken’s]
repair of an old 1955 Silvertone radio
reminde... | 8 | 3 | [
{
"comment_id": "8106525",
"author": "Joe",
"timestamp": "2025-03-07T08:27:03",
"content": "(Let’s try again. It didn’t post the first time.)“Of course, your first step should probably be to verify power”If by that, you mean power it on, you are most definitely wrong. You should at least replace the... | 1,760,371,617.191442 | ||
https://hackaday.com/2025/03/06/combined-crypto-anglo-american-style/ | Combined Crypto, Anglo-American Style | Al Williams | [
"History"
] | [
"cryptography"
] | If you think about military crypto machines, you probably think about the infamous Enigma machine. However, as [Christos T.] reminds us, there were many others and, in particular, the production of a
“combined cipher” machine
for the US and the UK to use for a variety of purposes.
The story opens in 1941 when ships fro... | 8 | 4 | [
{
"comment_id": "8106536",
"author": "IanS",
"timestamp": "2025-03-07T09:48:09",
"content": "“… the video below …”MIA!",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "8106991",
"author": "IanS",
"timestamp": "2025-03-08T20:12:13",
"con... | 1,760,371,616.976841 | ||
https://hackaday.com/2025/03/06/the-strange-afterlife-of-the-xbox-kinect/ | The Strange Afterlife Of The Xbox Kinect | Dave Rowntree | [
"Kinect hacks"
] | [
"art",
"ghost hunting",
"Kinect",
"obsolete hardware",
"robotics",
"structured light"
] | The tale of the Microsoft Xbox Kinect is one of those sad situations where a great product was used in an application that turned out to be a bit of a flop and was discontinued because of it, despite its usefulness in other areas. This
article from the Guardian is a quick read
on how this handy depth camera has found o... | 32 | 16 | [
{
"comment_id": "8106441",
"author": "Jc",
"timestamp": "2025-03-07T00:05:20",
"content": "Talking about the Kinect and Not a mention of the VR sandbox?",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "8106562",
"author": "DOugl",
"timestamp": ... | 1,760,371,617.095816 | ||
https://hackaday.com/2025/03/06/plastic-gear-repair/ | Plastic Gear Repair | Al Williams | [
"Repair Hacks"
] | [
"cast in place",
"gear"
] | We’ve seen several methods of repairing plastic gears. After all, a gear is usually the same all the way around, so it is very tempting to duplicate a good part to replace a damaged part. That’s exactly what [repairman 101] does in the video below. He uses hot glue to form a temporary mold and
casts a resin replacement... | 33 | 12 | [
{
"comment_id": "8106416",
"author": "Claudius",
"timestamp": "2025-03-06T21:27:57",
"content": "AI voice is a hard “no” for me, sorry.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "8106532",
"author": "Jan",
"timestamp": "2025-03-07T09:36:0... | 1,760,371,617.927742 | ||
https://hackaday.com/2025/03/06/custom-touchpad-pcbs-without-the-pain/ | Custom Touchpad PCBs Without The Pain | Jenny List | [
"PCB Hacks",
"Peripherals Hacks"
] | [
"openscad",
"pcb",
"TouchPad"
] | Many of us use touch pads daily on our laptops, but rarely do we give much thought about what they really do. In fact they are a PCB matrix of conductive pads, with a controller chip addressing it and sensing the area of contact. Such a complex and repetitive pattern can be annoying to create by hand in an EDA package,... | 11 | 3 | [
{
"comment_id": "8106412",
"author": "Paul",
"timestamp": "2025-03-06T20:49:54",
"content": "The key takeaway from this is that the Eagle board file is just a text file, and the geometry description for the elements is in a pretty straightforward format. It’s easy to generate arbitrary shapes and l... | 1,760,371,617.02706 | ||
https://hackaday.com/2025/03/06/hackaday-europe-2025-welcomes-david-cuartielles-announces-friday-night-bring-a-hack/ | Hackaday Europe 2025 Welcomes David Cuartielles, Announces Friday Night Bring-a-Hack | Elliot Williams | [
"cons",
"Hackaday Columns",
"News"
] | [
"2025 Hackaday Europe",
"arduino",
"keynote"
] | If you’re coming to Hackaday Europe 2025, you’ve got just over a week to get your bags packed and head on out to Berlin. Of course
you have tickets already
, right? And if you were
still
on the fence, let us tempt you with our keynote talk and some news about the Friday night meetup, sponsored by Crowd Supply.
But firs... | 7 | 3 | [
{
"comment_id": "8106429",
"author": "Cuartielles David",
"timestamp": "2025-03-06T22:52:50",
"content": "When you say May, you mean March, or am I mistaken?",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "8106689",
"author": "Elliot Williams",
... | 1,760,371,617.23891 | ||
https://hackaday.com/2025/03/06/hacking-digital-calipers-for-automated-measurements-and-sorta-micron-accuracy/ | Hacking Digital Calipers For Automated Measurements And Sorta-Micron Accuracy | Dan Maloney | [
"Tool Hacks"
] | [
"calipers",
"encoder",
"level shifter",
"metrology",
"raspberry pi",
"serial"
] | We’ll take a guess that most readers have a set of digital calipers somewhere close to hand right now. The cheapest ones tend to be a little unsatisfying in the hand, a bit crusty and crunchy to use. But as [Matthias Wandel] shows us,
these budget tools are quite hackable and a lot more precise than they appear to be
.... | 14 | 4 | [
{
"comment_id": "8106330",
"author": "zoobab",
"timestamp": "2025-03-06T17:01:07",
"content": "It is using the ‘pigpio’ library, which is rasbperry specific:https://github.com/Matthias-Wandel/caliper-interface/blob/master/decode_caliper.c#L16gcc -o decode_caliper decode_caliper.c -lpigpioMaybe using... | 1,760,371,617.355534 | ||
https://hackaday.com/2025/03/05/floss-weekly-episode-823-tuxcare-10-years-without-rebooting/ | FLOSS Weekly Episode 823: TuxCare, 10 Years Without Rebooting! | Jonathan Bennett | [
"Hackaday Columns",
"Podcasts",
"Slider"
] | [
"FLOSS Weekly",
"TuxCare"
] | This week,
Jonathan Bennett
and
Aaron Newcomb
talk with
Joao Correia
about TuxCare! What’s live patching, and why is it so hard? And how is this related to .NET 6? Watch to find out!
https://tuxcare.com/blog/
https://tuxcare.com/endless-lifecycle-support/net-eol-support/
https://enterpriselinuxsecurity.show/
Did you kn... | 0 | 0 | [] | 1,760,371,616.930605 | ||
https://hackaday.com/2025/03/05/haptic-displays-bring-sports-to-the-vision-impaired/ | Haptic Displays Bring Sports To The Vision Impaired | Lewin Day | [
"Hackaday Columns",
"Misc Hacks",
"Slider"
] | [
"accessibility",
"haptic",
"onecourt",
"vibration"
] | When it comes to the majority of sports broadcasting, it’s all about the visual. The commentators call the plays, of course, but everything you’re being shown at home is on a screen. Similarly, if you’re in the stadium, it’s all about getting the best possible view from the best seats in the house.
Ultimately, the acti... | 3 | 1 | [
{
"comment_id": "8106054",
"author": "Derek Tombrello",
"timestamp": "2025-03-05T23:13:43",
"content": "You know.. there used to be a time when the ONLY way to experience a sportsball game (short of actually GOING to see it) was via RADIO… no visuals. 🤷♂️Before you all get your collective panties ... | 1,760,371,617.144067 | ||
https://hackaday.com/2025/03/05/is-this-the-oldest-hd-video-online/ | Is This The Oldest HD Video Online? | Jenny List | [
"home entertainment hacks"
] | [
"analog tv",
"hdtv",
"high definition",
"tv"
] | Take a look at
this video from [Reely Interesting]
, showing scenes from traditional Japanese festivals. It’s well filmed, and as with any HD video, you can see real detail. But as you watch, you may see something a little out of the ordinary. It’s got noise, a little bit of distortion, and looking closely at the surro... | 35 | 11 | [
{
"comment_id": "8105950",
"author": "Bootdsc",
"timestamp": "2025-03-05T16:55:20",
"content": "Analog typically includes film and 35mm quality stock is roughly equal to a 5K digital video in resolution so no this wouldn’t be the highest res old footage but still a cool find. I like watching those d... | 1,760,371,617.498629 | ||
https://hackaday.com/2025/03/05/big-chemistry-glass/ | Big Chemistry: Glass | Dan Maloney | [
"chemistry hacks",
"Engineering",
"Featured",
"Original Art",
"Slider"
] | [] | Humans have been chemically modifying their world for far longer than you might think. Long before they had the slightest idea of what was happening chemically, they were turning clay into bricks, making cement from limestone, and figuring out how to mix metals in just the right proportions to make useful new alloys li... | 12 | 6 | [
{
"comment_id": "8105960",
"author": "IIVQ",
"timestamp": "2025-03-05T17:29:35",
"content": "The history of flat glassmaking is interesting in itself. Originating from the Indus valley area, through to trade it became known in the Levant and later the Greek and Roman empires, but in the 16th century... | 1,760,371,617.554435 | ||
https://hackaday.com/2025/03/05/china-claims-commercial-nuclear-fusion-by-2050-as-germany-goes-stellarator/ | China Claims Commercial Nuclear Fusion By 2050 As Germany Goes Stellarator | Maya Posch | [
"Science"
] | [
"nuclear fusion"
] | Things are heating up in the world of nuclear fusion research, with most fundamental issues resolved and an increasing rate of announcements being made regarding commercial fusion power. China’s CNNC is one of the most recent voices here, with their statement that they expect to
have commercial nuclear fusion plants on... | 49 | 16 | [
{
"comment_id": "8105869",
"author": "strawberrymortallyb0bcea48e7",
"timestamp": "2025-03-05T13:07:16",
"content": "Electricity won’t be cheaper, so it’s pointless.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "8105885",
"author": "hammarbytp",
... | 1,760,371,617.750687 | ||
https://hackaday.com/2025/03/05/speaking-computers-from-the-1970s/ | Speaking Computers From The 1970s | Al Williams | [
"Retrocomputing"
] | [
"AY-3-8910",
"general instruments",
"speech synthesis"
] | Talking computers are nothing these days. But in the old days, a computer that could speak was quite the novelty. Many computers from the 1970s and 1980s used an AY-3-8910 chip and
[InazumaDenki] has been playing with one of these venerable chips
. You can see (and hear) the results in the video below.
The chip uses PC... | 24 | 15 | [
{
"comment_id": "8105797",
"author": "TG",
"timestamp": "2025-03-05T09:14:20",
"content": "Always thought it was amazing how much money it took to produce a single word of synth speech in Berzerk back in 1980:https://en.wikipedia.org/wiki/Talk:Berzerk_(video_game)#Features_section:_Synthesis_&_Compr... | 1,760,371,617.658471 | ||
https://hackaday.com/2025/03/04/build-a-parametric-speaker-of-your-own/ | Build A Parametric Speaker Of Your Own | Jenny List | [
"hardware"
] | [
"directional speaker",
"parametric speaker",
"ultrasonic speaker"
] | The loudspeaker on your home entertainment equipment is designed to project audio around the space in which it operates, if it’s not omnidirectional as such it can feel that way as the surroundings reflect the sound to you wherever you are. Making a directional speaker to project sound over a long distance is considera... | 16 | 4 | [
{
"comment_id": "8105794",
"author": "Thopter",
"timestamp": "2025-03-05T09:02:51",
"content": "Is this something that can be coupled with a camera and a computer to do facial recognition and target the audio to one specific person? I’m getting quite annoyed by a coworker always using a large speake... | 1,760,371,618.191623 | ||
https://hackaday.com/2025/03/04/smartwatches-could-flatten-the-curve-of-the-next-pandemic/ | Smartwatches Could Flatten The Curve Of The Next Pandemic | Navarre Bartz | [
"Medical Hacks",
"Wearable Hacks"
] | [
"COVID",
"Disease",
"epidemiology",
"flu",
"health",
"illness",
"smartwatch",
"virus"
] | While we’d like to think that pandemics and lockdowns are behind us, the reality is that a warming climate and the fast-paced travel of modern life are a perfect storm for nasty viruses. One thing that could help us curb the spread of the next pandemic
may already be on your wrist
.
Researchers at Aalto University, Sta... | 72 | 20 | [
{
"comment_id": "8105721",
"author": "Drone",
"timestamp": "2025-03-05T03:45:46",
"content": "“Smartwatches Could Flatten The Curve Of The Next Pandemic” Yeah OK – now just do it without compromising my right to privacy as stated in the U.S. Constitution and Bill of Rights.",
"parent_id": null,
... | 1,760,371,618.051557 | ||
https://hackaday.com/2025/03/04/shortwave-resurrection-a-sticky-switch-fix-on-a-hallicrafters/ | Shortwave Resurrection: A Sticky Switch Fix On A Hallicrafters | Heidi Ulrich | [
"classic hacks",
"Radio Hacks",
"Teardown"
] | [
"am radio",
"fix",
"Hallicrafters",
"radio",
"repair",
"shortwave",
"tubes"
] | Shortwave radio has a charm all its own: part history, part mystery, and a whole lot of tech nostalgia. The Hallicrafters S-53A is a prime example of mid-century engineering, but when you get your hands on one, chances are it won’t be in mint condition. Which was exactly the case for
this restoration project by [Ken’s ... | 10 | 5 | [
{
"comment_id": "8105725",
"author": "echodelta",
"timestamp": "2025-03-05T03:55:13",
"content": "I have one of those stashed away and I just checked the band switch and it clicks! A similar model with series tubes I have at work was last on every day for the Christian Science Monitor’s 2 hour globa... | 1,760,371,618.14255 | ||
https://hackaday.com/2025/03/04/interposer-helps-gps-receiver-overcome-its-age/ | Interposer Helps GPS Receiver Overcome Its Age | Arya Voronova | [
"gps hacks",
"Repair Hacks"
] | [
"gps",
"rollover",
"rp2040",
"symmetricom"
] | We return to [Tom Verbeure]
hacking on Symmetricom GPS receivers
. This time, the problem’s more complicated, but the solution remains the same – hardware hacking. If you recall, the previous frontier was
active antenna voltage compatibility
– now, it’s rollover. See, the GPS receiver chip has its internal rollover dat... | 5 | 3 | [
{
"comment_id": "8105652",
"author": "David",
"timestamp": "2025-03-04T21:18:19",
"content": "“You can bring the by sending some extra init commands to the GPS chipset during bootup, and, firmware hacking just wasn’t the route.”Would you care to clarify this sentence?",
"parent_id": null,
"d... | 1,760,371,618.092931 | ||
https://hackaday.com/2025/03/04/inexpensive-powder-coating/ | Inexpensive Powder Coating | Al Williams | [
"Tool Hacks"
] | [
"fluid bed",
"powder coating"
] | [Pete] had a friend who would powder coat metal parts for him, but when he needed 16 metal parts coated, he decided he needed to develop a way to do it himself. Some research turned up the
fluid bed method
and he decided to go that route. He 3D printed a holder and you can see how it all turned out in the video below.
... | 17 | 4 | [
{
"comment_id": "8105698",
"author": "David Kindltot",
"timestamp": "2025-03-05T00:20:12",
"content": "I researched the material used by our contracted powder coater and discovered the “coating” was similar to the toner in an office copier. I then offended the powder coat company owner by referring... | 1,760,371,618.248315 | ||
https://hackaday.com/2025/03/04/keebin-with-kristina-the-one-with-the-schreibmaschine/ | Keebin’ With Kristina: The One With The Schreibmaschine | Kristina Panos | [
"Hackaday Columns",
"Peripherals Hacks",
"Slider"
] | [
"because cats",
"IBM Selectric",
"Kailh chocs",
"Kanzler typewriter",
"Kinesis Advantage",
"macro pad",
"macropad",
"Schreibmaschine"
] | Image by [Sasha K.] via
reddit
Remember that lovely Hacktric centerfold from a couple Keebins ago with the Selectric keycaps?
Yeah you do. Well, so does [Sasha K.], who saw the original reddit post and got inspired. [Sasha K.] has more than one IBM Selectric lying around, which is a nice problem to have, and decided to... | 6 | 5 | [
{
"comment_id": "8105676",
"author": "Bartz0r",
"timestamp": "2025-03-04T22:21:54",
"content": "That cat keyboard reminds me of eXistenZ somehow, I don’t like it.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "8106053",
"author": "S O",
"time... | 1,760,371,618.302578 | ||
https://hackaday.com/2025/03/04/its-2025-and-heres-a-new-film-format/ | It’s 2025, And Here’s A New Film Format | Jenny List | [
"classic hacks"
] | [
"analog photography",
"film cartridge",
"film photography"
] | We love camera hacking here at Hackaday, and it’s always fascinating to see new things being done in photography. Something rather special has come our way from [Camerdactyl], who hasn’t merely made a camera, instead he’s created an entirely new analogue film format. Move over 35mm and 120, here’s
the RA-4 cartridge
!
... | 8 | 5 | [
{
"comment_id": "8105548",
"author": "Paul",
"timestamp": "2025-03-04T16:39:12",
"content": "Darn, I sure wish I knew that RA-4 reversal trick back in the day. Here I was trying to make direct large-format prints with Cibachrome, which was a fundamentally unsatisfying (and expensive) process — way ... | 1,760,371,618.345705 | ||
https://hackaday.com/2025/03/04/ltas-pathfinder-1-the-dawn-of-a-new-age-of-airships/ | LTA’s Pathfinder 1: The Dawn Of A New Age Of Airships? | Maya Posch | [
"Current Events",
"Engineering",
"Featured",
"Slider",
"Transportation Hacks"
] | [
"airship"
] | Long before the first airplanes took to the skies, humans had already overcome gravity with the help of airships. Starting with crude hot air balloons, the 18th century saw the development of more practical dirigible airships, including hydrogen gas balloons. On 7 January 1785, French inventor, and pioneer of gas ballo... | 32 | 10 | [
{
"comment_id": "8105510",
"author": "deepdark103",
"timestamp": "2025-03-04T15:14:30",
"content": "I’d like to see more about economically viable applications.There’s advertising, and logging, and I don’t know what else. Maybe sightseeing.",
"parent_id": null,
"depth": 1,
"replies": [
... | 1,760,371,618.425316 | ||
https://hackaday.com/2025/03/04/cheap-hackable-smart-ring-gets-a-command-line-client/ | Cheap Hackable Smart Ring Gets A Command Line Client | Arya Voronova | [
"Reverse Engineering",
"Wearable Hacks"
] | [
"ring",
"Smart ring",
"wearable electronics",
"wearable ring",
"Wearables"
] | Last year, we’ve featured a super cheap smart ring – BLE, accelerometer, heart sensor, and a battery, all in a tiny package that fits on your finger. Back when we covered it, we expected either reverse-engineering of stock firmware, or development of a custom firmware outright. Now, you might be overjoyed to learn that... | 18 | 9 | [
{
"comment_id": "8105465",
"author": "heliumwaste",
"timestamp": "2025-03-04T12:36:11",
"content": "Interested. The ring is a good form factor for something like this for someone who already wears a watch pretty much 24/7",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comme... | 1,760,371,618.491255 | ||
https://hackaday.com/2025/03/04/cnc-router-and-fiber-laser-bring-the-best-of-both-worlds-to-pcb-prototyping/ | CNC Router And Fiber Laser Bring The Best Of Both Worlds To PCB Prototyping | Dan Maloney | [
"cnc hacks",
"Laser Hacks"
] | [
"cnc",
"fiber laser",
"pcb",
"prototyping",
"smd",
"stencil"
] | Jack of all trades, master of none, as the saying goes, and that’s especially true for PCB prototyping tools. Sure, it’s possible to use a CNC router to mill out a PCB, and ditto for a fiber laser. But neither tool is perfect; the router creates a lot of dust and the fiberglass eats a lot of tools, while a laser is gre... | 22 | 6 | [
{
"comment_id": "8105412",
"author": "ono",
"timestamp": "2025-03-04T09:09:21",
"content": "Nice PCB holding jig !",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "8105416",
"author": "Andrew",
"timestamp": "2025-03-04T09:17:54",
"content": "“But oft... | 1,760,371,618.552928 | ||
https://hackaday.com/2025/03/03/its-ssb-but-maybe-not-quite-as-you-know-it/ | It’s SSB, But Maybe Not Quite As You Know It | Jenny List | [
"Radio Hacks"
] | [
"polar modulation",
"sdr",
"ssb"
] | Single Sideband, or SSB, has been the predominant amateur radio voice mode for many decades now. It has bee traditionally generated by analogue means, generating a double sideband and filtering away the unwanted side, or generating 90 degree phase shifted quadrature signals and mixing them. More recent software-defined... | 17 | 5 | [
{
"comment_id": "8105392",
"author": "Christoph",
"timestamp": "2025-03-04T07:02:55",
"content": "As Georg states himself, the modulation technique is based on usdx (and trusdx), which uses EER (envelope elimination and restauration). It allows using a highly efficient class e power amplifier for S... | 1,760,371,618.627015 | ||
https://hackaday.com/2025/03/03/hijacking-airtag-infrastructure-to-track-arbitrary-devices/ | Hijacking AirTag Infrastructure To Track Arbitrary Devices | Arya Voronova | [
"Mac Hacks",
"Security Hacks",
"Wireless Hacks"
] | [
"AirTag",
"airtags",
"Apple AirTag",
"apple airtags"
] | In case you weren’t aware, Apple devices around you are constantly scanning for AirTags. Now, imagine you’re carrying your laptop around – no WiFi connectivity, but BLE’s on as usual, and there’s a little bit of hostile code running at user privileges, say, a third-party app. Turns out, it’d be possible to
make your la... | 7 | 5 | [
{
"comment_id": "8105354",
"author": "Needleroozer",
"timestamp": "2025-03-04T03:53:35",
"content": "They’re linking the paper from their main site now:https://cs.gmu.edu/~zeng/papers/2025-security-nrootgag.pdfThe gist seems to be that, on systems where you have local execution but can’t change the ... | 1,760,371,619.024474 | ||
https://hackaday.com/2025/03/03/make-your-own-air-knife-and-air-amplifier/ | Make Your Own Air Knife And Air Amplifier | Maya Posch | [
"Science",
"Teardown"
] | [
"air amplifier",
"air knife"
] | Want to make your own air knife to cut things with? Unfortunately that’s not what these devices are intended for, but [This Old Tony]
will show you how to make your own
, while explaining what they are generally intended for. His version deviates from the commercial version which he got his hands on in that he makes a... | 20 | 5 | [
{
"comment_id": "8105319",
"author": "TG",
"timestamp": "2025-03-04T01:24:35",
"content": "I wonder how much power you have to dump into it before it actually cuts things",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "8105337",
"author": "Nik282000",... | 1,760,371,618.875021 | ||
https://hackaday.com/2025/03/03/heres-a-spy-movie-grade-access-card-sniffing-implant/ | Here’s A Spy Movie-Grade Access Card Sniffing Implant | Arya Voronova | [
"Reverse Engineering",
"Security Hacks"
] | [
"ESP32",
"wiegand"
] | Some of our devices look like they’re straight out of hacker movies. For instance, how about a small board you plant behind an RFID reader, collecting access card data and then replaying it when you next walk up the door? [Jakub Kramarz] brings us
perhaps the best design on the DIY market
, called
The Tick
– simple, fl... | 17 | 4 | [
{
"comment_id": "8105241",
"author": "Paul",
"timestamp": "2025-03-03T21:54:55",
"content": "Simple replay attacks don’t work on any modern ‘real’ access card system any more, which use a credential and key exchange and crypto processor in the card.So, using one of these, how long would it take to c... | 1,760,371,618.816233 | ||
https://hackaday.com/2025/03/03/sensory-substitution-device-tingles-back-of-your-hand/ | Sensory Substitution Device Tingles Back Of Your Hand | Arya Voronova | [
"Science"
] | [
"sensory substitution",
"tactile",
"tactile feedback"
] | A team from the University of Chicago brings us a new spin on sensory substitution,
the “Seeing with the Hands” project
, turning external environment input into sensations. Here specifically, the focus is on substituting vision into hand sensations, aimed at blind and vision disabled. The prototype is quite inspiratio... | 3 | 3 | [
{
"comment_id": "8105224",
"author": "JayCop",
"timestamp": "2025-03-03T20:53:08",
"content": "I built a dev kit to do this and (what’s apparently called) sensory weaving a few years back as an experiment. It was nothing more than an nrf52 breakout with a few dozen pwm outputs to sma connectors (and... | 1,760,371,618.761108 | ||
https://hackaday.com/2025/03/03/deep-space-dx-hack-chat/ | Deep Space DX Hack Chat | Dan Maloney | [
"Hackaday Columns",
"Slider"
] | [
"Hack Chat"
] | Join us on Wednesday, March 5 at noon Pacific for the
Deep Space DX Hack Chat
with
David Prutchi
!
In the past 70-odd years, the world’s space-faring nations have flung a considerable amount of hardware out into the Void. Most of it has fallen back into Earth’s gravity well, and a lot of what remains is long past its b... | 5 | 1 | [
{
"comment_id": "8105199",
"author": "John",
"timestamp": "2025-03-03T19:39:23",
"content": "Not sure what you mean by that. Not every hack can be done in every situation. But surely radio stuff can be done in the countryside with foil, a cheap radio module + laptop and lots of knowledge and determi... | 1,760,371,619.068928 | ||
https://hackaday.com/2025/03/03/12vhpwr-watchdog-protects-you-from-nvidia-fires/ | 12VHPWR Watchdog Protects You From Nvidia Fires | Arya Voronova | [
"computer hacks"
] | [
"12VHPWR",
"NVIDIA",
"thermistor"
] | The 12VHPWR connector is a hot topic once again – Nvidia has really let us down on this one. New 5080 and 500 GPUs come with this connector, and they’re once again fire-prone. Well, what if you’re stuck with a newly-built 5080, unwilling to give it up, still hoping to play the newest games or run LLMs locally? [Timo Bi... | 72 | 17 | [
{
"comment_id": "8105132",
"author": "Janez Dolinar",
"timestamp": "2025-03-03T16:53:27",
"content": "Even wilder option would be soldering a DS18S20 directly to memory module flash if they’re still there..",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "810513... | 1,760,371,619.182307 | ||
https://hackaday.com/2025/03/03/fosdem-2025-a-hardware-hackers-haven/ | FOSDEM 2025, A Hardware Hacker’s Haven | Arya Voronova | [
"cons",
"Current Events",
"Featured",
"Interest",
"Slider"
] | [
"convention",
"FOSDEM"
] | Have you been to FOSDEM? It’s a yearly two-day megaconference in Brussels, every first weekend of February. Thousands of software and hardware hackers from all across Europe come here each year, make friends, talk software and hardware alike, hold project-specific meetups to drink beer and talk shop, and just have a fu... | 5 | 5 | [
{
"comment_id": "8105118",
"author": "machinehum",
"timestamp": "2025-03-03T16:27:48",
"content": "Awesome meeting up this year",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "8105195",
"author": "Charles",
"timestamp": "2025-03-03T19:27:56",
"conte... | 1,760,371,619.305171 | ||
https://hackaday.com/2025/03/03/a-micropython-interpreter-for-flipper-zero/ | A MicroPython Interpreter For Flipper Zero | Arya Voronova | [
"handhelds hacks",
"Security Hacks",
"Software Development"
] | [
"flipper",
"flipper zero",
"micropython"
] | Got a Flipper Zero? Ever wanted to use a high-level but powerful scripting language on it? Thanks to [Oliver] we now have
a MicroPython application for the Flipper,
complete with a library for hardware and software feature support. Load it up, start it up, connect over USB, and you’ve got the ever-so-convenient REPL at... | 13 | 7 | [
{
"comment_id": "8105050",
"author": "sweethack",
"timestamp": "2025-03-03T13:11:14",
"content": "So, TLDR, who win between the dolphin and the python?",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "8105208",
"author": "Mr. Bill",
"timestamp"... | 1,760,371,619.242564 | ||
https://hackaday.com/2025/03/03/wake-boot-repeat-remote-os-selection-with-grub-and-esp/ | Wake, Boot, Repeat: Remote OS Selection With GRUB And ESP | Heidi Ulrich | [
"Linux Hacks",
"Network Hacks"
] | [
"boot",
"ESP",
"ESP8266",
"grub",
"HTTP",
"linux",
"network",
"wake on lan",
"WOL"
] | What do you do when you need to choose an OS at boot but aren’t physically near your machine?
[Dakhnod]’s inventive solution
is a mix of GRUB, Wake-on-LAN (WOL), and a lightweight ESP8266 running a simple HTTP server. In the past, [dakhnod] already enlightened us with
another smart ESP hack
. This one’s a clever combin... | 14 | 8 | [
{
"comment_id": "8105005",
"author": "zoobab",
"timestamp": "2025-03-03T10:48:43",
"content": "You could also configure Grub to output on a serial port, and connect that serial port to an ESP866/ESP32 with esplink firmware, and its web interface:http://www.zoobab.com/esp8266-serial2wifi-bridgeThe ES... | 1,760,371,619.356544 | ||
https://hackaday.com/2025/03/02/flat-pack-toaster-heats-up-the-right-to-repair/ | Flat Pack Toaster Heats Up The Right To Repair | Navarre Bartz | [
"cooking hacks",
"Repair Hacks"
] | [
"kitchen",
"kitchen gadget",
"repair",
"right to repair",
"toaster"
] | The toaster is a somewhat modest appliance that is often ignored until it stops working. Many cheap examples are not made to be easily repaired, but [Kasey Hou] designed a
repairable flat pack toaster
.
[Hou] originally planned to design a repairable toaster to help people more easily form an emotional attachment with ... | 89 | 21 | [
{
"comment_id": "8104948",
"author": "baltar",
"timestamp": "2025-03-03T07:06:08",
"content": "I don’t get why toasters are so popular in the US and perhaps western EU. Is your basic bread really so bad that you can’t or don’t want to eat it without Maillarding every single slice?If there’s one thin... | 1,760,371,619.686148 | ||
https://hackaday.com/2025/03/02/making-the-alarmo-customizable-by-any-means-necessary/ | Making The Alarmo Customizable, By Any Means Necessary | Arya Voronova | [
"Nintendo Hacks",
"Reverse Engineering"
] | [
"alarm clock",
"nintendo",
"Nintendo Alarmo"
] | Last year, Nintendo has released the Alarmo, a bedside-style alarm clock with a colourful display. Do you own one? You deserve full control over your device, of course. [KernelEquinox] has been
reverse-engineering an Alarmo
ever since getting one, and there’s no shortage of cool stuff you’ll be able to do with an Alarm... | 7 | 3 | [
{
"comment_id": "8104916",
"author": "R",
"timestamp": "2025-03-03T03:45:41",
"content": "it’ll be interesting to see if the “heavy hand of nintendo” is going to attempt to DMCA or otherwise litigate these new ‘features’ to death or not.",
"parent_id": null,
"depth": 1,
"replies": []
}... | 1,760,371,619.40298 | ||
https://hackaday.com/2025/03/02/hackaday-links-march-2-2025/ | Hackaday Links: March 2, 2025 | Dan Maloney | [
"Hackaday Columns",
"Hackaday links",
"Slider"
] | [
"2024 YR4",
"asteroid",
"citibank",
"city killer",
"Frank Whittle",
"hackaday links",
"jet engine",
"LRO",
"lunar Reconnaisance Orbiter",
"near miss",
"photobomb",
"prank",
"ssid",
"Torino",
"trillionaire"
] | It’s been quite a week for asteroid 2024 YR4, which looked like it was going to live up to its “city killer” moniker only to be demoted to
a fraction of a percent risk of hitting us
when it swings by our neighborhood in 2032. After being discovered at the end of 2024, the 55-meter space rock first popped up on the (fig... | 4 | 4 | [
{
"comment_id": "8104944",
"author": "macsimski",
"timestamp": "2025-03-03T06:54:14",
"content": "oh man, just a esp32 with that ssid glued to a ground support vehicle. the carnage…",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "8105038",
"author": "Stephe... | 1,760,371,619.443777 | ||
https://hackaday.com/2025/03/02/on-sensory-weaver-building/ | On Sensory Weaver Building | Arya Voronova | [
"classic hacks",
"Musical Hacks"
] | [
"linear actuator",
"linear actuators",
"sensory substitution",
"sensory weaving",
"thermal imaging"
] | What is a sensory weaver? [Curiosiate]
tells us:
“A device which takes sensory data feeds in and converts it in various ways on the body as information streams as though a native sensory input.” As an example,
they’ve built one
.
This one, called “MK2 Lockpick” is a wrist-mounted array of linear actuators, with
a lengt... | 23 | 7 | [
{
"comment_id": "8104877",
"author": "Tony M",
"timestamp": "2025-03-02T23:10:57",
"content": "Everything is a sensory weaver.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "8104890",
"author": "Curiosiate",
"timestamp": "2025-03-03T00:36:03"... | 1,760,371,619.745373 | ||
https://hackaday.com/2025/03/02/make-ice-spheres-in-a-copper-press/ | Make Ice Spheres In A Copper Press | Navarre Bartz | [
"cooking hacks",
"Tool Hacks"
] | [
"casting",
"copper",
"copper casting",
"ice press",
"ice sphere",
"lathe",
"lost pla casting",
"metalwork",
"sand casting"
] | Perfectly clear ice spheres are nifty but can be a bit tricky to make without an apparatus. [Seth Robinson] crafted a copper ice press to make his own.
Copper is well-known for its thermal conductivity, making it a perfect material for building a press to melt ice into a given shape. Like many projects, a combination o... | 12 | 2 | [
{
"comment_id": "8104799",
"author": "craig",
"timestamp": "2025-03-02T18:11:03",
"content": "I’ve said it before and will say it again. Check out my method for making ice spheres with no special equipment. Published on academics website. It is not at all tricky nor does it require anything more t... | 1,760,371,619.792032 | ||
https://hackaday.com/2025/03/02/a-captioncall-phone-succumbs-to-doom-again/ | A CaptionCall Phone Succumbs ToDoom, Again | Arya Voronova | [
"Linux Hacks",
"Software Hacks"
] | [
"captioncall",
"desk phone",
"does it run doom",
"doom",
"Embedded Linux",
"serial port"
] | Pour one out for yet another device conquered. This one’s a desk phone for conferences and whatnot, a colour display, a numpad, and a bog standard handset with a speaker and mic. Naturally, also running Linux. You know what to expect – [Parker Reed]
has brought Doom to it
, and you’d be surprised how playable it looks!... | 13 | 5 | [
{
"comment_id": "8104808",
"author": "asheets",
"timestamp": "2025-03-02T18:24:55",
"content": "Firing the gun with the switchhook? I love it!WHy does it look like its running Win95? I’d be more interested in that hack, TBH.",
"parent_id": null,
"depth": 1,
"replies": [
{
... | 1,760,371,619.931593 | ||
https://hackaday.com/2025/03/02/some-assembly-required-makes-us-love-things-more/ | “Some Assembly Required” Makes Us Love Things More | Navarre Bartz | [
"Misc Hacks"
] | [
"assembly",
"business",
"flat pack",
"ikea",
"IKEA effect",
"lego",
"manufacturing"
] | For the maker looking to turn their project into a business, trying to price your widget can be a bit of a conundrum. You want to share your widget with the world without going broke in the process. What if you could achieve both,
letting the end user finish assembly
? [PDF]
While over a decade has passed since Harvard... | 36 | 14 | [
{
"comment_id": "8104721",
"author": "Tom Thomson",
"timestamp": "2025-03-02T12:36:02",
"content": "This same phenomenon is why Betty Crocker cake mix require cracking in an egg. Originally the mix contained powdered egg protein and didn’t require adding an actual raw egg, but focus groups found peo... | 1,760,371,619.865682 | ||
https://hackaday.com/2025/03/02/skype-is-shutting-down-on-may-5th/ | Skype Is Shutting Down On May 5th | Maya Posch | [
"News"
] | [
"microsoft",
"skype"
] | In a move that could have been seen coming from at least a decade away,
Microsoft has confirmed
that the Skype service will be shutting down on May 5. This comes after an intrepid person stumbled over a curious string in the latest Skype for Windows preview. This string seemed intended to notify the user about the impe... | 32 | 10 | [
{
"comment_id": "8104660",
"author": "Jouni",
"timestamp": "2025-03-02T09:07:33",
"content": "The original Skype was technically very interesting. I remember it was developed in Delphi and contained multi-layer protection (crypting of the binary code) of the original protocol which was really hard t... | 1,760,371,620.001507 | ||
https://hackaday.com/2025/03/01/this-gesture-sensor-is-precise-cheap-well-hidden/ | This Gesture Sensor Is Precise, Cheap, Well-Hidden | Arya Voronova | [
"Multitouch Hacks",
"Parts"
] | [
"e-field",
"gesture sensor",
"microchip"
] | In today’s “futuristic tech you can get for $5”, [RealCorebb] shows us
a gesture sensor, one of the sci-fi kind.
He was doing a desktop clock build, and wanted to add gesture control to it – without any holes that a typical optical sensor needs. After some searching,
he’s found
Microchip’s MGC3130, a gesture sensing ch... | 22 | 13 | [
{
"comment_id": "8104626",
"author": "ono",
"timestamp": "2025-03-02T06:20:08",
"content": "Looks like another application of mm waves",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "8104679",
"author": "loled",
"timestamp": "2025-03-02T10:25:... | 1,760,371,620.060854 | ||
https://hackaday.com/2025/03/01/using-four-rolls-of-film-to-make-one-big-photo/ | Using Four Rolls Of Film To Make One Big Photo | Lewin Day | [
"Art",
"Misc Hacks"
] | [
"film",
"film camera",
"film photography",
"panorama",
"panoramic camera",
"photography",
"sprocket hole"
] | Typically, if you’re shooting 35 mm film, you’re using it in an old point-and-shoot or maybe a nice SLR. You might even make some sizeable prints if you take a particularly good shot. But you can get altogether weirder with 35 mm if you like, as [Socialmocracy] demonstrates with his
“extreme sprocket hole photography” ... | 12 | 6 | [
{
"comment_id": "8104605",
"author": "Truth",
"timestamp": "2025-03-02T04:29:43",
"content": "As a young kid I remember seeing some 60 to 90 cm long photographs (two to three feet), that were taken sometime after 1900, usually taken of all the students and teachers of an entire school standing outsi... | 1,760,371,620.348495 | ||
https://hackaday.com/2025/03/01/the-bus-pirate-5-sure-can-glitch/ | The Bus Pirate 5 Sure Can Glitch | Arya Voronova | [
"Reverse Engineering",
"Tool Hacks"
] | [
"bus pirate",
"Bus Pirate 5",
"chip glitching",
"glitching",
"power glitching"
] | Own a Bus Pirate 5? Now, it can do power glitching,
thanks to [Matt Brugman’s] demo
and contributions to the stock code. This is also a great demo of Bus Pirate’s capabilities and programmability! All you need is the Bus Pirate and a generic Arduino – load a glitch-vulnerable code example into the Arduino, get yourself... | 2 | 2 | [
{
"comment_id": "8104751",
"author": "William Payne",
"timestamp": "2025-03-02T14:54:24",
"content": "ESP32 c compiler and hardware platforms issues with Arduino Board Manage caused esp32 board driver urLS reporting bad links.Latest attempt to get a esp32 platform working resulted in Arduino crashin... | 1,760,371,620.189244 | ||
https://hackaday.com/2025/03/01/why-are-cassette-and-cd-players-so-big-now/ | Why Are Cassette And CD Players So Big Now? | Navarre Bartz | [
"Musical Hacks"
] | [
"audio",
"audio cassette",
"battery",
"bluetooth",
"car",
"cassette",
"cd player",
"CdS",
"compact disk",
"music",
"stereo",
"tape",
"tape deck"
] | The early 2000s were the halcyon days of physical media. While not as svelte as MP3 players became, why are those early 2000s machines smaller than
all the new models popping up
amidst the retro audio craze?
We’ve bemoaned the
end of the electromechanical era
before, and the Verge recently interviewed the people at We ... | 65 | 26 | [
{
"comment_id": "8104469",
"author": "Paul",
"timestamp": "2025-03-01T21:12:06",
"content": "2000? The Sony WM-10, even smaller than the circa 2000 EX-910 player shown there, was introduced in1983. A delicate, precious little thing though, not something you casually handed to friends to play with... | 1,760,371,620.290988 | ||
https://hackaday.com/2025/03/01/steamvr-controller-controlling-addressable-leds/ | SteamVR Controller Controlling Addressable LEDs | Lewin Day | [
"Virtual Reality"
] | [
"openvr",
"SteamVR",
"virtual reality",
"vr"
] | [Chris] had an idea. When playing VR games like BeatSaber, he realized that spectators without headsets weren’t very included in the action. He wanted to create some environmental lighting that would make everyone feel more a part of the action. He’s taken the first steps towards that goal,
interfacing SteamVR controll... | 6 | 4 | [
{
"comment_id": "8104400",
"author": "paulvdh",
"timestamp": "2025-03-01T18:34:20",
"content": "I had a similar (but simpler) idea already quite some time ago. The idea is to put photo diodes on gadgets (lights, switches, roller blinds etc) and then shine on them with a modified laser pointer, that ... | 1,760,371,620.446961 | ||
https://hackaday.com/2025/03/01/practice-while-you-work/ | Practice While You Work | Elliot Williams | [
"Hackaday Columns"
] | [
"newsletter",
"Practice",
"precision"
] | This week, I had to do something I haven’t done in a long, long time: make myself a custom PCB the old-fashioned way, with laser toner and etchant. The reason? I bought a horrible K40 laser cutter, and the motion controller doesn’t seem to be able to do acceleration control, which means the machine rams full speed into... | 20 | 7 | [
{
"comment_id": "8104360",
"author": "Alphatek",
"timestamp": "2025-03-01T15:18:09",
"content": "Ditch the flex cable. I considered what you’ve done, and it was much easier just to extend the motor and end switch cables. The fluidnc controller is an unbelievable transformation!",
"parent_id": nu... | 1,760,371,620.406786 | ||
https://hackaday.com/2025/03/01/making-a-pcr-machine-crypto-sign-its-results/ | Making A PCR Machine Crypto Sign Its Results | Arya Voronova | [
"Medical Hacks",
"Science",
"Security Hacks"
] | [
"cryptographic signature",
"hsm",
"PCR",
"polymerase chain reaction",
"signing"
] | Money, status, or even survival – there’s no shortage of incentives for faking results in the scientific community. What can we do to prevent it, or at least make it noticeable? One possible solution is cryptographic signing of measurement results.
Here’s
a proof-of-concept
from [Clement Heyd] and [Arbion Halili]. They... | 20 | 6 | [
{
"comment_id": "8104315",
"author": "lightislight",
"timestamp": "2025-03-01T12:38:01",
"content": "Great project. There are a lot of ways to fix this in modern instrumentation without all the work arounds. It’s definitely best done at the manufacturer level and I applaud them for what they’ve done... | 1,760,371,620.567899 | ||
https://hackaday.com/2025/03/01/building-a-nerf-like-rocket-launcher-with-airburst-capability/ | Building A Nerf-like Rocket Launcher With Airburst Capability | Lewin Day | [
"Toy Hacks"
] | [
"blaster",
"foam",
"nerf",
"nerf blaster",
"rocket launcher"
] | Nerf blasters typically fire small foam darts or little foam balls. [Michael Pick] wanted to build something altogether more devastating. To that end,
he created a rocket launcher with an advanced air burst capability,
intended to take out enemies behind cover.
Unlike Nerf’s own rocket launchers, this build doesn’t jus... | 25 | 7 | [
{
"comment_id": "8104304",
"author": "Rock Erickson",
"timestamp": "2025-03-01T11:15:56",
"content": "Nice AI thumbnail in the video, I’m pleased not to watch it.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "8104316",
"author": "lightislight",
... | 1,760,371,620.50879 |
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