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https://hackaday.com/2024/07/04/mini-3d-printed-press-is-sure-to-make-an-impression/ | Mini 3D-Printed Press Is Sure To Make An Impression | Kristina Panos | [
"Art",
"classic hacks"
] | [
"3d printing",
"printing press",
"relief printing",
"spring-loaded"
] | Making stamps out of potatoes that have been cut in half is always a fun activity with the kids. But if you’ve got a 3D printer, you could really step up your printing game by building
a mini relief printing press
.
To create the gear bed/rack, [Kevr102] used a Fusion 360 add-in called GF Gear Generator. At first this ... | 9 | 3 | [
{
"comment_id": "6773247",
"author": "TG",
"timestamp": "2024-07-04T20:11:32",
"content": "The dog is brown too eh? Don’t think that’s in the original pangram, since you’ve already used all those letters once",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "67... | 1,760,371,866.799377 | ||
https://hackaday.com/2024/07/04/a-cute-sentry-scans-your-net-for-scullduggery/ | A Cute Sentry Scans Your Net For Scullduggery | Elliot Williams | [
"Network Hacks",
"Security Hacks"
] | [
"ESP8266",
"network",
"security",
"tamagotchi",
"wifi"
] | As long as we get to make our own network security tools, why not make them look cute?
Netgotchi
may not be much more than an ESP8266 running network scans and offering up a honeypot service, but it smiles while sits on your desk and we think that’s swell.
Taking inspiration from a recent series of red-team devices tha... | 10 | 4 | [
{
"comment_id": "6773207",
"author": "MZXX",
"timestamp": "2024-07-04T18:18:11",
"content": "THANK YOU for the support Hackaday! <3feel free to contribute or modify it as you like, enjoy!-MXZZ",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "6773236",
"autho... | 1,760,371,866.706342 | ||
https://hackaday.com/2024/07/04/cloudflare-adds-block-for-ai-scrapers-and-similar-bots/ | Cloudflare Adds Block For AI Scrapers And Similar Bots | Maya Posch | [
"Artificial Intelligence",
"News"
] | [
"web scraping"
] | It’s no big secret that a lot of the internet traffic today consists out of automated requests, ranging from innocent bots like search engine indexers to data scraping bots for LLM and similar generative AI companies. With enough customers who are less than amused by this boost in useless traffic, Cloudflare has announ... | 19 | 9 | [
{
"comment_id": "6773167",
"author": "The Commenter Formerly Known As Ren",
"timestamp": "2024-07-04T16:14:38",
"content": "Hopefully more major websites will start bot blocking, enough to discourage the major offenders from running and free up the Internet for better uses.",
"parent_id": null,
... | 1,760,371,867.054891 | ||
https://hackaday.com/2024/07/04/a-second-octoprint-plugin-has-been-falsifying-stats/ | A Second OctoPrint Plugin Has Been Falsifying Stats | Tom Nardi | [
"News",
"Software Hacks"
] | [
"Octoprint",
"octoprint plugin",
"statistics",
"telemetry"
] | The ongoing story of bogus analytical data being submitted to the public OctoPrint usage statistics has taken a surprising turn with the news that a
second
plugin was being artificially pushed up the charts. At least this time, the
developer of the plugin has admitted to doing the deed personally
.
Just to recap, last ... | 34 | 8 | [
{
"comment_id": "6773106",
"author": "Mystick",
"timestamp": "2024-07-04T13:01:52",
"content": "Is it for clout? Is there a monetary incentive? Pay-to-play?",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6773127",
"author": "Dude",
"timestamp... | 1,760,371,866.882503 | ||
https://hackaday.com/2024/07/04/smartwatch-snitches-on-itself-and-enables-reverse-engineering/ | Smartwatch Snitches On Itself And Enables Reverse Engineering | Dan Maloney | [
"Reverse Engineering"
] | [
"firmware",
"Ghidra",
"Jlink",
"jtag",
"nRF52832",
"reverse engineering",
"smartwatch",
"sprintf"
] | If something has a “smart” in its name, you know that it’s talking to someone else, and the topic of conversation is probably you. You may or may not like that, but that’s part of the deal when you buy these things. But with some smarts of your own, you might be able to
make that widget talk to you rather than about yo... | 10 | 4 | [
{
"comment_id": "6773058",
"author": "Luis García de la Fuente",
"timestamp": "2024-07-04T09:26:38",
"content": "[Benjamen] 1, [Sauron] 0",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "6773060",
"author": "Dan",
"timestamp": "2024-07-04T09:31:54",
... | 1,760,371,866.998726 | ||
https://hackaday.com/2024/07/03/peering-into-the-black-box-of-large-language-models/ | Peering Into The Black Box Of Large Language Models | Donald Papp | [
"Artificial Intelligence",
"Featured",
"Slider"
] | [
"ai",
"large language model",
"LLM",
"mind mapping",
"research"
] | Large Language Models (LLMs) can produce extremely human-like communication, but their inner workings are something of a mystery. Not a mystery in the sense that we don’t know
how
an LLM works, but a mystery in the sense that the exact process of turning a particular input into a particular output is something of a bla... | 35 | 7 | [
{
"comment_id": "6772877",
"author": "Bryce Schroeder",
"timestamp": "2024-07-03T15:23:38",
"content": "I’m glad to see a technically-oriented, non-hostile article about AI on Hackaday exploring a limitation of LLMs (explainability) and research on the issue. Thank you!",
"parent_id": null,
... | 1,760,371,867.284232 | ||
https://hackaday.com/2024/07/03/the-ergo-ring-makes-computer-interactions-comfortable/ | The ErgO Ring Makes Computer Interactions Comfortable | Arya Voronova | [
"Peripherals Hacks",
"Wearable Hacks"
] | [
"ergonomic mouse",
"ring",
"Smart ring",
"wearable electronics",
"wearable ring",
"Wearables"
] | [Sophia Dai] brings us a project you will definitely like if you’re tired of traditional peripherals like a typical keyboard and mouse combo. This is
ErgO, a smart ring
you can build out of a few commonly available breakouts, and it keeps a large number of features within a finger’s reach. The project has got an IMU, a... | 6 | 5 | [
{
"comment_id": "6772842",
"author": "shinsukke",
"timestamp": "2024-07-03T11:33:58",
"content": "Very well thought out project. What impressed me the most isn’t the execution but how usability drove the design (as it should!), rather than a strictly “functional” prototype like I usually do.For exam... | 1,760,371,866.749159 | ||
https://hackaday.com/2024/07/03/lasers-al-fresco-fun-with-open-cavity-lasers/ | Lasers Al Fresco: Fun With Open-Cavity Lasers | Dan Maloney | [
"Laser Hacks"
] | [
"He-Ne",
"helium-neon",
"laser",
"lasing",
"mirror",
"optical cavity",
"stimulated emission",
"turret"
] | Helium-neon lasers may be little more than glorified neon signs, but there’s just something about that glowing glass tube that makes the whole process of stimulated emission easier to understand. But to make things even clearer, you might want to take a step inside the laser with something like [
Les Wright]’s open-cav... | 11 | 5 | [
{
"comment_id": "6772851",
"author": "Ostracus",
"timestamp": "2024-07-03T12:45:48",
"content": "I can look at the “glorified neon signs” with the remaining eye.",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "6772861",
"author": "Paul",
"timestamp": "2... | 1,760,371,867.101599 | ||
https://hackaday.com/2024/07/02/everyone-needs-a-1950s-signal-generator-in-their-life/ | Everyone Needs A 1950s Signal Generator In Their Life | Jenny List | [
"classic hacks",
"Repair Hacks"
] | [
"signal generator",
"test equipment",
"vintage equipment"
] | At Hackaday, we comb the world of tech in search of good things to bring you. Today’s search brought up something very familiar,
[Jazzy Jane] has an Advance E1 tube signal generator
, the same model as the unit on the shelf above where this is being written. It’s new to her, so she’s giving it a teardown and fixing any... | 8 | 5 | [
{
"comment_id": "6772780",
"author": "macsimski",
"timestamp": "2024-07-03T05:34:25",
"content": "As I am Dutch, of course I have a few of the Dutch equivalent of this one, made by Philips, the GM2308. In one sweep from 0 to 16 Khz and back. It uses two hf oscillators and a mixer to get the differen... | 1,760,371,867.331517 | ||
https://hackaday.com/2024/07/02/google-drive-now-bootable/ | Google Drive Now Bootable | Bryan Cockfield | [
"Linux Hacks"
] | [
"boot",
"bootable",
"dracut",
"file system",
"fuse",
"google drive",
"initramfs",
"linux"
] | USB drives are incredibly useful, both storing files for transport between different computers and for creating bootable drives that let us use or install other operating systems on our computers. While online file storage systems like Dropbox and Google Drive have taken over a large percentage of the former task from ... | 22 | 11 | [
{
"comment_id": "6772767",
"author": "D",
"timestamp": "2024-07-03T04:00:35",
"content": "Author says “Booting Linux off of a Google Drive root.” The root disk being key here.No need for all this talk of no more USB sticks because you still need to boot the kernel as to continue on to the step of b... | 1,760,371,866.945305 | ||
https://hackaday.com/2024/07/02/instant-filament-drying-satisfies-an-immediate-need/ | Instant Filament Drying Satisfies An Immediate Need | Bob Baddeley | [
"3d Printer hacks"
] | [
"3d printer filament",
"3D printer filament spool",
"dehumidifier",
"filament",
"humidity"
] | Most 3D printer filament soaks up water from the air, and when it does, the water passing through the extruder nozzle can expand, bubble, and pop, causing all kinds of mayhem and unwanted effects in the print. This is why reels come vacuum sealed. Some people 3D print so much that they consume a full roll before it can... | 36 | 14 | [
{
"comment_id": "6772758",
"author": "Gravis",
"timestamp": "2024-07-03T02:23:32",
"content": "Dumb question but… why not make a reel-to-reel drying system? It’s not as fancy but it seems like it would be faster than the dryer box method and more reliable/flexible than the “instant” drying method. B... | 1,760,371,867.463602 | ||
https://hackaday.com/2024/07/02/putting-some-numbers-on-your-nemas/ | Putting Some Numbers On Your NEMAs | Dan Maloney | [
"Parts",
"Science"
] | [
"driver",
"dynamometer",
"dyno",
"microstepping",
"stepper",
"TB6600",
"TMC2209",
"torque",
"Trinamic"
] | It’s official: [Engineer Bo] wins the internet with
a video titled “Finding NEMA 17,”
wherein he builds a dynamometer to find the best stepper motor in the popular NEMA 17 frame size.
Like a lot of subjective questions, the only correct answer to which stepper is best is, “It depends,” and [Bo] certainly has that in mi... | 13 | 7 | [
{
"comment_id": "6772716",
"author": "TG",
"timestamp": "2024-07-02T21:14:25",
"content": "Bicycle brake dyno is very nice, that would be handy for all sorts of stuff",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "6772773",
"author": "rewolff",
"timest... | 1,760,371,867.655965 | ||
https://hackaday.com/2024/07/02/make-a-cheap-robot-mower-much-smarter/ | Make A Cheap Robot Mower Much Smarter | Jenny List | [
"home hacks",
"Robots Hacks"
] | [
"esphome",
"mower",
"Parkside"
] | The Parkside range of tools as sold in European Lidl stores may be reasonably priced, but it contains some products of far better quality than their modest cost would suggest. This means that Parkside hacking has become as much of a cottage industry as IKEA hacking, and they’re a firm favorite for modifications. [Lambe... | 15 | 6 | [
{
"comment_id": "6772681",
"author": "limroh",
"timestamp": "2024-07-02T19:05:49",
"content": "> The Parkside range of tools as sold in European Lidl stores may be reasonably priced, but it contains some products of far better quality than their modest cost would suggest.Citation needed.> This means... | 1,760,371,867.385819 | ||
https://hackaday.com/2024/07/02/access-to-fresh-and-potable-water-an-ancient-and-very-current-challenge/ | Access To Fresh And Potable Water: An Ancient And Very Current Challenge | Maya Posch | [
"Featured",
"History",
"Interest",
"Slider"
] | [
"Mayan history",
"water filter"
] | Throughout history, clean and potable water has been one of the most prized possessions, without which no human civilization could have ever sustained itself. Not only is water crucial for drinking and food preparation, but also for agriculture, cleaning and the production of countless materials, chemicals and much mor... | 28 | 15 | [
{
"comment_id": "6772697",
"author": "Spazer",
"timestamp": "2024-07-02T19:51:07",
"content": "Water technology = technology",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "6772700",
"author": "Hirudinea",
"timestamp": "2024-07-02T19:57:15",
"conten... | 1,760,371,867.539342 | ||
https://hackaday.com/2024/07/02/usb-pd-on-ch32v003-teaches-you-everything/ | USB PD On CH32V003 Teaches You Everything | Arya Voronova | [
"how-to",
"Microcontrollers"
] | [
"CH32",
"CH32V003",
"Type-C",
"USB C",
"usb c power delivery",
"USB Type-C",
"USB-C PD",
"USB-PD"
] | How do you talk USB Power Delivery (PD)? Grab a PHY? Use a MCU with one built-in? Well, if you’re hardcore enough, you can do it with just a few resistors and GPIOs. [eeucalyptus] shows you their
implementation of USB-PD on a CH32V003,
which has no PD peripheral. This includes building a PD trigger,
completely open sou... | 5 | 3 | [
{
"comment_id": "6772657",
"author": "eeucalyptus",
"timestamp": "2024-07-02T17:34:19",
"content": "Haha, oh my that is still very WIP. But anyone interested: stay tuned I’m going to continue this in the next few weeks ;)",
"parent_id": null,
"depth": 1,
"replies": [
{
"com... | 1,760,371,867.846306 | ||
https://hackaday.com/2024/07/02/keebin-with-kristina-the-one-with-the-tasty-snacks-board/ | Keebin’ With Kristina: The One With The Tasty Snacks Board | Kristina Panos | [
"Hackaday Columns",
"Peripherals Hacks",
"Slider"
] | [
"Chinese keyboards",
"CircuitPython",
"micropython",
"mint chocolate chip",
"one-handed keyboard",
"rp2040",
"tasty snacks",
"tiny keyboard"
] | Image by [MakerM0] via
Hackaday.IO
[MakerM0]’s LangCard
is an entry into our 2024 Business Card Challenge that just so happens to fit the Keebin’ bill as well.
You might label this a pocket cyberdeck, and that’s just fine with me. The idea here is to have a full-keyboard development board for learning programming langu... | 5 | 3 | [
{
"comment_id": "6772719",
"author": "calculus",
"timestamp": "2024-07-02T21:40:04",
"content": "The keycaps on Le Chiffre are DSA Milkshake Weirdos (also available in Cherry profile if that is more your liking). They are pretty much a regular font just missing a stroke here or there.",
"parent_... | 1,760,371,868.000977 | ||
https://hackaday.com/2024/07/02/fork-ladybird-browser-and-serenityos-to-go-separate-ways/ | Fork! Ladybird Browser And SerenityOS To Go Separate Ways | Jenny List | [
"Software Hacks"
] | [
"browser",
"Ladybird",
"SerenityOS"
] | In the monthly
Ladybird Browser update video
which we’ve placed below, SerenityOS founder [Andreas Kling] announced an interesting development. The browser has been forked from the OS that has been its progenitor, and both projects will now proceed separately. This frees the browser from the SerenityOS insistence on av... | 10 | 8 | [
{
"comment_id": "6772629",
"author": "Maave",
"timestamp": "2024-07-02T13:44:48",
"content": "A browser that isn’t based on Chrome, WebKit, or Firefox? Noice. Midori was my preferred alternate browser / bootable USB browser for years but it’s taking a turn now. This is pretty exciting and I’ll start... | 1,760,371,868.135024 | ||
https://hackaday.com/2024/07/02/meccano-based-hellschreiber-machine/ | Meccano-based Hellschreiber Machine | Alexander Rowsell | [
"Radio Hacks"
] | [
"amateur radio",
"feld hell",
"ham radio",
"Hellschreiber",
"meccano",
"Rudolph Hell"
] | [ZXGuesser] has pulled off a true feat of Meccano engineering: building
a Meccano Hellschreiber machine
. The design is a close replica of the original Siemens Feld-Hell machine as documented
here
. What is Hellschreiber, you might ask? It’s a very neat method of sending written messages over the air by synchronizing a... | 10 | 6 | [
{
"comment_id": "6772607",
"author": "Antron Argaiv",
"timestamp": "2024-07-02T10:17:02",
"content": "That’s quite an accomplishment! Very nice.",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "6772608",
"author": "ZXGuesser",
"timestamp": "2024-07-02T10... | 1,760,371,868.049579 | ||
https://hackaday.com/2024/07/01/so-much-going-on-in-so-few-components-dissecting-a-microwave-radar-module/ | So Much Going On In So Few Components: Dissecting A Microwave Radar Module | Jenny List | [
"Radio Hacks"
] | [
"doppler radar",
"microwave",
"radio",
"regenerative receiver"
] | In the days before integrated circuits became ubiquitous, providing advanced functionality in a single package, designers became adept at extracting the maximum use from discrete components. They’d use clever circuits in which a transistor or other active part would fulfill multiple roles at once, and often such circui... | 17 | 9 | [
{
"comment_id": "6772548",
"author": "ftg",
"timestamp": "2024-07-02T05:39:25",
"content": "So much functionality pulled from a single BFS520 transistor.This writeup clarified a lot of thing to me about how these things could even function and be sensitive. Barely any workable dopplershift from huma... | 1,760,371,867.904964 | ||
https://hackaday.com/2024/07/01/simd-accelerated-computer-vision-on-the-esp32-s3/ | SIMD-Accelerated Computer Vision On The ESP32-S3 | Maya Posch | [
"Microcontrollers"
] | [
"ESP32-S3",
"SIMD"
] | One of the fun parts of the ESP32-S3 microcontroller is that it got upgraded to the newer Cadence Xtensa LX7 processor core, which turns out to have a range of SIMD instructions that can help to significantly speed up a range of tasks. [Shranav Palakurthi]
recently used this
to speed up the processing of video frames t... | 11 | 3 | [
{
"comment_id": "6772577",
"author": "Simon Masters",
"timestamp": "2024-07-02T07:46:03",
"content": "For someone interested in ESP_32 SHA256 acceleration this article promises a lot but says very little. The article contains no immediately useful information or clear links to actual implementation... | 1,760,371,867.94944 | ||
https://hackaday.com/2024/07/01/diy-proximity-sensor-using-just-scrap-parts-and-software/ | A DIY Proximity Sensor, Using Just Scrap Parts And Software | Donald Papp | [
"Arduino Hacks"
] | [
"arduino",
"capacitance",
"proximity sensor"
] | [mircemk] shows how to create a
simple non-contact proximity sensor
using little more than an Arduino Nano board, and a convenient software library intended to measure the value of capacitors.
The prototype has a threshold set via potentiometer for convenience.
The basic idea is that it’s possible to measure a capacito... | 7 | 4 | [
{
"comment_id": "6772510",
"author": "Paul",
"timestamp": "2024-07-01T23:27:28",
"content": "Something is not right there: Introducing another object, or increasing the dielectric constant, is expected to *increase* the capacitance, not decrease it.",
"parent_id": null,
"depth": 1,
"repl... | 1,760,371,868.094961 | ||
https://hackaday.com/2024/07/01/split-a-usb-c-pd-port-into-three-port-ions/ | Split A USB-C PD Port Into Three Port-ions | Arya Voronova | [
"how-to",
"Phone Hacks"
] | [
"Type-C",
"USB C",
"usb c power delivery",
"USB Type-C",
"USB-C PD",
"USB-PD"
] | There’s no shortage of USB-C chargers in all sorts of configurations, but sometimes, you simply need a few more charging ports on the go, and you got a single one. Well then, check out [bluepylons]’s
USB-C splitter,
which takes a single USB-C 5V/3A port and splits it into three 5V/1A plugs, wonderful for charging a goo... | 9 | 4 | [
{
"comment_id": "6772647",
"author": "ThantiK",
"timestamp": "2024-07-02T15:57:37",
"content": "Honestly, what I want to see is a USB-PD data/power splitter. I want to be able to feed data and select the higher power on the same USB port for 3D printing toolheads. Then you can do something like un... | 1,760,371,868.178248 | ||
https://hackaday.com/2024/07/01/casting-concrete-with-a-3d-printed-mould/ | Casting Concrete With A 3D-Printed Mould | Jenny List | [
"3d Printer hacks"
] | [
"3D printed mold",
"cast concrete",
"TPU mold"
] | We’re accustomed to covering the use of 3D printing in casting, usually as a lost-PLA former in metal casting. That’s not the only use of the technique though, and perhaps one of the simplest is to use a 3D-printed mould for casting concrete.
It’s what [ArtByAdrock] is doing in their latest video, casting an ornamental... | 20 | 8 | [
{
"comment_id": "6772426",
"author": "The Commenter Formerly Known As Ren",
"timestamp": "2024-07-01T18:43:01",
"content": "Who?",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6772553",
"author": "shinsukke",
"timestamp": "2024-07-02T06:37:39... | 1,760,371,868.231815 | ||
https://hackaday.com/2024/07/01/freecad-foray-shells-for-all-our-pcbs/ | FreeCAD Foray: Shells For All Our PCBs | Arya Voronova | [
"Hackaday Columns",
"News",
"Slider"
] | [
"3D modelling",
"design",
"freecad",
"pcb case"
] | Are you the kind of hacker who tries to pick up FreeCAD, but doesn’t want to go through a tutorial and instead pokes around the interface, trying to transfer the skills from a CAD suite you’ve been using before? I’ve been there too, and in my experience, FreeCAD doesn’t treat such forays lightly. It’s a huge package th... | 58 | 12 | [
{
"comment_id": "6772397",
"author": "Pete",
"timestamp": "2024-07-01T17:42:58",
"content": "I’m curious. When you say it’s “not airport friendly,” are you saying that TSA gives you a hard time when they see it, or that it’s prone to damage during transport or use?It’s a pet peeve of mine that TSA ... | 1,760,371,868.398962 | ||
https://hackaday.com/2024/07/01/modeling-home-heating-systems-with-circuit-simulation-software/ | Modeling Home Heating Systems With Circuit Simulation Software | Bryan Cockfield | [
"Software Hacks"
] | [
"furnace",
"Heat pump",
"heating",
"hvac",
"LTSpice",
"model",
"simulation",
"SPICE"
] | Electricity flow is generally invisible, silent, and not something that most humans want to touch, so understanding how charge moves around can be fairly unintuitive at first. There are plenty of analogies to help understand its behavior, such as imagining a circuit as a pipe of water, with pressure standing in for vol... | 6 | 5 | [
{
"comment_id": "6772356",
"author": "Clara",
"timestamp": "2024-07-01T15:57:41",
"content": "If your only tool for analyzing dynamical systems is SPICE, every control system’s dynamics looks like a circuit.Well done, and an interesting hack. 😁",
"parent_id": null,
"depth": 1,
"replies"... | 1,760,371,868.437517 | ||
https://hackaday.com/2024/07/01/a-brief-history-of-perpetual-motion/ | A Brief History Of Perpetual Motion | Al Williams | [
"Featured",
"Interest",
"Original Art",
"Science",
"Slider"
] | [
"perpetual motion"
] | Conservation of energy isn’t just a good idea: It is the law. In particular, it is the first law of thermodynamics. But, apparently, a lot of people don’t really get that because history is replete with inventions that purport to run forever or produce more energy than they consume. Sometimes these are hoaxes, and some... | 65 | 23 | [
{
"comment_id": "6772330",
"author": "I Guess It Keeps Them Out Of REAL Trouble",
"timestamp": "2024-07-01T14:18:50",
"content": "I have a friend who grew up as an orphan in an Eastern European country, with limited educational opportunities. He just can’t seem to grasp the idea that the laws of the... | 1,760,371,868.701876 | ||
https://hackaday.com/2024/07/01/an-ibm-m2-keyboard-lives-again/ | An IBM M2 Keyboard Lives Again | Jenny List | [
"Peripherals Hacks"
] | [
"Buckling Spring",
"IBM model M2",
"Model M"
] | There’s a mystique in old keyboard circles around the IBM Model M, the granddaddy of PC keyboards with those famous buckling spring key switches. The original Model M was a substantial affair with a sheet metal backplane that would probably serve well as a weapon in a zombie apocalypse and still allow writing a
Hackada... | 1 | 1 | [
{
"comment_id": "6772465",
"author": "Titus431",
"timestamp": "2024-07-01T20:45:13",
"content": "True story – Back in the day I broke my big toe dropping my Model M on it. Try doing that with a modem keyboard.",
"parent_id": null,
"depth": 1,
"replies": []
}
] | 1,760,371,868.490404 | ||
https://hackaday.com/2024/07/01/chatgpt-and-other-llms-produce-bull-excrement-not-hallucinations/ | ChatGPT And Other LLMs Produce Bull Excrement, Not Hallucinations | Maya Posch | [
"Artificial Intelligence"
] | [
"artificial intelligence",
"retrieval augmented generation"
] | In the communications surrounding LLMs and popular interfaces like ChatGPT the term ‘hallucination’ is often used to reference false statements made in the output of these models. This infers that there is some coherency and an attempt by the LLM to be both cognizant of the truth, while also suffering moments of (mild)... | 99 | 27 | [
{
"comment_id": "6772229",
"author": "Anathae.",
"timestamp": "2024-07-01T08:32:04",
"content": "Llms, ultimate mansplaining?",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6772348",
"author": "Sword",
"timestamp": "2024-07-01T15:31:51",
... | 1,760,371,868.937289 | ||
https://hackaday.com/2024/06/30/hackaday-links-june-30-2024/ | Hackaday Links: June 30, 2024 | Dan Maloney | [
"Hackaday Columns",
"Hackaday links",
"Slider"
] | [
"autonomous",
"av",
"conways game of life",
"enforcement",
"fcc",
"Florida Man",
"Flux Capacitor",
"gigawatts",
"gmrs",
"hackaday links",
"lawsuit",
"nasa",
"repeater",
"SAE Level 4",
"safety",
"solar flare",
"space junk",
"space weather",
"sunspot"
] | A couple of weeks back we featured
a story
(third item) about a chunk of space jetsam that tried to peacefully return to Earth, only to find a Florida family’s roof rudely in the way. The 700-gram cylinder of Inconel was all that was left of a 2,360-kg battery pack that was tossed overboard from the ISS back in 2021, t... | 14 | 4 | [
{
"comment_id": "6772220",
"author": "CampGareth",
"timestamp": "2024-07-01T06:39:37",
"content": "Hey Dan, I’m not sure ‘trolling’ is the word you meant to use there, you probably meant ‘trawling’ as in to search thoroughly. I saw the same misuse yesterday in subtitles for Dexter so had to verify t... | 1,760,371,869.15852 | ||
https://hackaday.com/2024/06/30/almost-google-glass-in-1993/ | Almost Google Glass In 1993 | Al Williams | [
"Art",
"Wearable Hacks"
] | [
"wearable"
] | You might think Google Glass was an innovative idea, but [Allison Marsh] points out that artist
[Lisa Krohn] imagined the Cyberdesk in 1993
. Despite having desk in the name, the imagined prototype was really a wearable computer. Of course, in 1993, the technology wasn’t there to actually build it, but it does look lik... | 15 | 5 | [
{
"comment_id": "6772239",
"author": "loonquawl",
"timestamp": "2024-07-01T09:16:12",
"content": "nonfunctional design study in 1993? Hold my (in fact not mine, but Steve Mann’s) Eyetap! Functional in 1981/1984https://mannlab.com/eyetap",
"parent_id": null,
"depth": 1,
"replies": [
... | 1,760,371,868.792059 | ||
https://hackaday.com/2024/06/30/an-open-xbox-modchip-enters-the-scene/ | An Open XBOX Modchip Enters The Scene | Arya Voronova | [
"home entertainment hacks",
"Raspberry Pi",
"Reverse Engineering",
"Xbox Hacks"
] | [
"hacking the xbox",
"homebrew",
"modchip",
"modchips",
"Raspberry Pi Pico",
"rp2040",
"xbox",
"xbox hack"
] | If you’ve ever bought a modchip that adds features to your game console, you might have noticed sanded-off IC markings, epoxy blobs, or just obscure chips with unknown source code. It’s ironic – these modchips are a shining example of hacking, and yet they don’t represent hacking culture one bit. Usually, they are more... | 45 | 9 | [
{
"comment_id": "6772109",
"author": "Electronic Eel",
"timestamp": "2024-06-30T20:30:58",
"content": "When you mention that there are other modchips based on the RP2040, I think you should also mention the Picofly for the Nintendo Switch. It does voltage-glitch the verification of the bootloader an... | 1,760,371,869.108136 | ||
https://hackaday.com/2024/06/30/a-vintage-ac-bridge-teardown/ | A Vintage AC Bridge Teardown | Jenny List | [
"classic hacks",
"Teardown"
] | [
"AC bridge",
"AVO",
"test equipment"
] | If you ever encounter a British engineer of a certain age, the chances are that even if they use a modern DMM they’ll have a big boxy multimeter in their possession. This is the famous Avo 8, in its day
the
analogue multimeter to have. Of course it wasn’t the only AVO product, and [Thomas Scherrer OZ2CPU] is here with ... | 2 | 1 | [
{
"comment_id": "6772480",
"author": "Drone",
"timestamp": "2024-07-01T21:32:15",
"content": "That “pigtail” of twisted wire might be a low value “gimmick” capacitor; maybe C8? See this: Gimmick capacitor – Wikipedia [https://en.wikipedia.org/wiki/Gimmick_capacitor]. A gimmick capacitor is a capacit... | 1,760,371,868.742923 | ||
https://hackaday.com/2024/06/30/root-your-sleep-number-smart-bed-discover-it-phoning-home/ | Root Your Sleep Number Smart Bed, Discover It Phoning Home | Arya Voronova | [
"home hacks",
"how-to",
"Reverse Engineering"
] | [
"homebridge",
"sleep number",
"smart bed"
] | Did you know you can get a “smart bed” that tracks your sleep, breathing, heart rate, and even regulates the temperature of the mattress? No? Well, you can get root access to one, too,
as [Dillan] shows,
and if you’re lucky, find a phone-home backdoor-like connection. The backstory to this hack is pretty interesting, t... | 64 | 16 | [
{
"comment_id": "6771998",
"author": "purplepeopleated",
"timestamp": "2024-06-30T14:06:57",
"content": "Leela: “Didn’t you have ads in the 20th century?”Fry: “Well sure, but not in our dreams! Only on tv and radio…and in magazines…and movies. And at ball games, on buses, and milk cartons, and t-shi... | 1,760,371,869.030669 | ||
https://hackaday.com/2024/06/30/3d-printing-with-a-twist/ | 3D Printing With A Twist | Al Williams | [
"3d Printer hacks",
"Software Hacks"
] | [
"3d printing",
"Twist"
] | When we think about sending an STL off on the Internet for processing, we usually want someone to print it for us or we want mesh repair. But [Chuck] found an interesting project on GitHub from [Andrew Sink] that will let you add a
variable amount of twist to any STL
and then return it to you for printing or whatever e... | 16 | 8 | [
{
"comment_id": "6771989",
"author": "Andrew Sink",
"timestamp": "2024-06-30T13:38:53",
"content": "Thanks for the write-up! As a few people noticed on Chuck’s video, the twist function doesn’t subdivide low poly models, so models that have only a few triangles can get distorted after twisting.Addin... | 1,760,371,869.209007 | ||
https://hackaday.com/2024/06/30/swapping-vinyl-for-cardboard-with-this-esp32-turntable/ | Swapping Vinyl For Cardboard With This ESP32 Turntable | Bryan Cockfield | [
"News"
] | [
"audio",
"cardboard",
"ESP32",
"magnet",
"music",
"record player",
"rfid",
"sound",
"turntable",
"vinyl"
] | Cardboard is a surprisingly durable material, especially in its corrugated form. It’s extremely lightweight for its strength, is easy to work, can be folded and formed into almost any shape, is incredibly inexpensive, and when it has done its duty it can be recycled back into more paper. For these reasons, it’s often u... | 15 | 6 | [
{
"comment_id": "6771958",
"author": "tyjteyj5tyj",
"timestamp": "2024-06-30T08:43:15",
"content": "this not working ;(I remember a good idea to save sound on plastic cup transparent. very nice idea. this device not work, it only symulatet working vinyl",
"parent_id": null,
"depth": 1,
"... | 1,760,371,869.2578 | ||
https://hackaday.com/2024/06/29/try-out-mcus-with-this-jumperable-tssop20-adapter/ | Try Out MCUs With This Jumperable TSSOP20 Adapter | Arya Voronova | [
"Lifehacks",
"Microcontrollers",
"Tech Hacks",
"Tool Hacks"
] | [
"breakout",
"breakout board",
"CH32",
"CH32V003",
"MCU",
"tssop"
] | There are so many new cool MCUs coming out, and you want to play with all of them, but, initially, they tend to be accessible as bare chips. Devboards might be hard to get, not expose everything, or carry a premium price. [Willmore] has faced this problem with an assortment of new WCH-made MCUs, and brings us all a sol... | 7 | 2 | [
{
"comment_id": "6771976",
"author": "k1io",
"timestamp": "2024-06-30T11:45:29",
"content": "With 2L boards running $2/5 and this requiring SMT anyway, I’m normally just inclined to order purpose-designed boards than ever mess with jumpers.",
"parent_id": null,
"depth": 1,
"replies": [
... | 1,760,371,869.301452 | ||
https://hackaday.com/2024/06/29/apple-may-use-electrical-debonding-for-battery-replacement/ | Apple May Use Electrical Debonding For Battery Replacement | Maya Posch | [
"Battery Hacks",
"News"
] | [
"electroadhesion",
"smartphone battery",
"smartphone repair"
] | As a result of the European Union’s push for greater repairability of consumer devices like smartphones, Apple sees itself forced to make the batteries in the iPhone user-replaceable by 2027.
Reportedly
, this has led Apple to look at using electroadhesion rather than conventional adhesives which require either heat, i... | 21 | 7 | [
{
"comment_id": "6771915",
"author": "The Commenter Formerly Known As Ren",
"timestamp": "2024-06-30T03:00:04",
"content": "I kept reading “Tesla”!B^P",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6771955",
"author": "Dan",
"timestamp": "202... | 1,760,371,869.369248 | ||
https://hackaday.com/2024/06/29/go-forth-with-this-portable-programmer/ | Go Forth With This Portable Programmer | Bryan Cockfield | [
"handhelds hacks"
] | [
"computer",
"display",
"forth",
"handheld",
"keyboard",
"lcd",
"programmer"
] | When choosing a low-level language, it’s hard to beat the efficiency of Forth while also maintaining some amount of readability. There are open source options for the language which makes it accessible, and it maintains its prevalence in astronomical and other embedded systems for its direct hardware control and stream... | 14 | 8 | [
{
"comment_id": "6771898",
"author": "Joe Gould",
"timestamp": "2024-06-30T00:29:38",
"content": "If you’ve got an old WikiReader device laying around it runs Forth natively.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6771905",
"author": "Bobtato... | 1,760,371,869.515183 | ||
https://hackaday.com/2024/06/29/building-a-hydraulic-system-with-3d-printed-sla-resin-parts/ | Building A Hydraulic System With 3D Printed SLA Resin Parts | Maya Posch | [
"3d Printer hacks"
] | [
"hydraulics",
"sla printing"
] | Showing off the 3D-printed hydraulics system. (Credit: Indeterminate Design, YouTube)
Hydraulics are incredibly versatile, but due to the pressures at which they operate, they are also rather expensive and not very DIY-friendly. This isn’t to say that you cannot take a fair shot at a halfway usable 3D-printed set of hy... | 3 | 2 | [
{
"comment_id": "6772141",
"author": "Erhannis",
"timestamp": "2024-06-30T22:37:50",
"content": "If you get over 100PSI, be careful of injection injuries, I hear they can cost you a limb",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6772272",
"autho... | 1,760,371,869.561145 | ||
https://hackaday.com/2024/06/29/solar-energy-plant-creates-fuel/ | Solar Energy Plant Creates Fuel | Al Williams | [
"Solar Hacks"
] | [
"solar energy",
"syngas"
] | Normally, when you think of solar power, you think about photovoltaic cells or using the sun to generate steam. But engineers at Synhelion — a spin off from ETH Zurich — had a crazy idea. Could you reverse combustion and change waste products back into fuel? The answer is
yes if you can use the sun to turn things up to... | 24 | 8 | [
{
"comment_id": "6771802",
"author": "Garth",
"timestamp": "2024-06-29T18:05:44",
"content": "Synthetic fuels are the next step in the transition away from pure hydrocarbon fuel. This is a good example of using solar to that effect. I didn’t see in the linked article what the efficiency of the proce... | 1,760,371,869.65454 | ||
https://hackaday.com/2024/06/29/danger-is-my-middle-name/ | Danger Is My Middle Name | Elliot Williams | [
"Hackaday Columns",
"Rants"
] | [
"danger",
"newsletter",
"safety",
"science",
"x-ray"
] | Last week, [Al Williams] wrote up a
his experience with a book
that provided almost too much detailed information on how to build a DIY x-ray machine for his (then) young soul to bear. He almost had to build it! Where the “almost” is probably both a bummer because he didn’t have an x-ray machine as a kid, but also a gr... | 75 | 18 | [
{
"comment_id": "6771745",
"author": "e",
"timestamp": "2024-06-29T15:20:04",
"content": "I remember reading about old book lacking safety warnings. “The Radioactive Boy Scout” tells about a boy in Michigan who caused major incident when he was seeking elements.",
"parent_id": null,
"depth"... | 1,760,371,869.927143 | ||
https://hackaday.com/2024/06/29/long-term-octoprint-stat-manipulation-uncovered/ | Long-Term OctoPrint Stat Manipulation Uncovered | Tom Nardi | [
"3d Printer hacks",
"News"
] | [
"Octoprint",
"octoprint plugin",
"stats"
] | Developing free and open source software can be a thankless experience. Most folks do it because it’s something they’re passionate about, with the only personal benefit being the knowledge that there are individuals out there who found your work useful enough to download and install. So imagine how you’d feel if it tur... | 31 | 11 | [
{
"comment_id": "6771719",
"author": "SteveL",
"timestamp": "2024-06-29T12:15:03",
"content": "CI/CD test updating the live database, perhaps?",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6771744",
"author": "jneilliii",
"timestamp": "2024-... | 1,760,371,869.740595 | ||
https://hackaday.com/2024/06/29/can-we-ever-achieve-fusion-power/ | Can We Ever Achieve Fusion Power? | Jenny List | [
"Science"
] | [
"fusion",
"fusion reactor",
"nuclear fusion"
] | Fusion power has long held the promise of delivering near-endless energy without as many unfortunate side effects as nuclear fission. But despite huge investment and some fascinating science, the old adage about practical power generation being 20 years away seems just as true as ever. But is that really the case?
[Bri... | 51 | 12 | [
{
"comment_id": "6771680",
"author": "Dude",
"timestamp": "2024-06-29T08:18:39",
"content": "There’s a different graphhttps://benjaminreinhardt.com/fusion-never/",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6771707",
"author": "combinatorylogic",
... | 1,760,371,870.057511 | ||
https://hackaday.com/2024/06/28/hosting-your-own-pixmob-party-made-easy/ | Hosting Your Own PixMob Party Made Easy | Tom Nardi | [
"Arduino Hacks",
"Musical Hacks"
] | [
"concert",
"infrared emitter",
"pixmob",
"reverse engineering"
] | Over the last few years, it’s been increasingly common for concertgoers to be handed a light-up bracelet from PixMob that synchronizes with the others in the crowd to turn the entire audience into a music visualizer. They’re a clever way of enhancing the concert experience, but unfortunately, they don’t do anything onc... | 10 | 6 | [
{
"comment_id": "6771708",
"author": "blink281",
"timestamp": "2024-06-29T11:09:25",
"content": "now HaD needs Captchas to filter our AIs. oh well",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "6771731",
"author": "Garth",
"timestamp": "2024-06-29T14:... | 1,760,371,869.976548 | ||
https://hackaday.com/2024/06/28/8mm-digitization-for-anyone/ | 8MM Digitization For Anyone | Jenny List | [
"digital cameras hacks"
] | [
"8mm",
"8mm digitiser",
"single 8",
"super 8"
] | There’s a pleasing retro analogue experience to shooting Super 8 film, giving as it does the feel of a 1970s home movie to your work. But once you’ve had the film developed, there’s a need for a projector to enjoy the result. Far better to digitize it for a more modern viewing and editing experience. [Elbert] has made
... | 8 | 1 | [
{
"comment_id": "6771653",
"author": "Isaac Wingfield",
"timestamp": "2024-06-29T03:32:38",
"content": "Some film transports optically detect the sprocket holes instead of using actual sprockets.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6771671",
... | 1,760,371,869.811335 | ||
https://hackaday.com/2024/06/28/3d-printing-with-sublime-sublimation/ | 3D Printing With Sublime Sublimation | Al Williams | [
"3d Printer hacks"
] | [
"3d printing",
"color printing",
"dye sublimation"
] | [Teaching Tech] got an interesting e-mail from [Johan] showing pictures of 3D prints with a dye-sublimated color image on the surface. Normally, we think of dye sublimation, we think of pressing color pictures onto fabric, especially T-shirts. But [Johan]
uses a modified Epson inkjet printer
and has amazing results, as... | 10 | 5 | [
{
"comment_id": "6771644",
"author": "Heath Kit",
"timestamp": "2024-06-29T00:41:44",
"content": "This could possibly be use to create custom legends on keycaps.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6771646",
"author": "Andrew",
"ti... | 1,760,371,870.100436 | ||
https://hackaday.com/2024/06/28/2024-business-card-challenge-pov-fidget-keeps-your-info-in-their-hands/ | 2024 Business Card Challenge: POV Fidget Keeps Your Info In Their Hands | Kristina Panos | [
"cons"
] | [
"2024 Business Card Challenge",
"bearing",
"fidget",
"fidget mechanism",
"leds",
"POV"
] | So what if we’re halfway through 2024? People who needed to fidget all along still need something to do with their hands.
So why not hand them a solution with your information on it?
Not only will this spin nicely, the spinning action will use magnets to energize PCB coils and light up LEDs for some persistence of visi... | 4 | 3 | [
{
"comment_id": "6771617",
"author": "Paul",
"timestamp": "2024-06-28T21:36:26",
"content": "How much Energy can be stored in a rotating PCB the size of a bussines card?",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6772075",
"author": "Benn",
... | 1,760,371,870.17386 | ||
https://hackaday.com/2024/06/28/reviving-a-free-1990s-millport-cnc-vertical-mill/ | Reviving A Free 1990s Millport CNC Vertical Mill | Maya Posch | [
"Tool Hacks"
] | [
"CNC mill"
] | When faced with the offer of free machining equipment, there is no realistic way to say ‘no’. This is how [Anthony Kouttron]’s brother [Thomas] got to
pick up a large 1990s-era CNC machine
as a new companion for his growing collection of such equipment. The trickiest part of the move to the new location was getting the... | 25 | 7 | [
{
"comment_id": "6771591",
"author": "Cnckeith",
"timestamp": "2024-06-28T20:27:27",
"content": "We got a kit for thishttps://shopcentroidcnc.com/allin1dc-cnc-controller/",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6771610",
"author": "Anthony Kou... | 1,760,371,870.228109 | ||
https://hackaday.com/2024/06/28/hackaday-podcast-episode-277-edible-robots-a-personal-eclipse-and-diy-pcbs-to-die-for/ | Hackaday Podcast Episode 277: Edible Robots, A Personal Eclipse, And DIY PCBs To Die For | Kristina Panos | [
"Hackaday Columns",
"Podcasts",
"Slider"
] | [
"Hackaday Podcast"
] | This week on the Podcast, it’s Kristina’s turn to ramble on alongside Editor-in-Chief Elliot Williams. First up in the news: Paul Allen’s Living Computers Museum + Labs is being liquidated at auction after just 12 years of being open to the public. In Hackaday news,
the 2024 Business Card Challenge
ends next Tuesday, J... | 0 | 0 | [] | 1,760,371,870.135848 | ||
https://hackaday.com/2024/06/28/cleaning-up-world-war-2s-legacy-on-the-seafloor-with-robots/ | Cleaning Up World War 2’s Legacy On The Seafloor With Robots | Maya Posch | [
"History"
] | [
"deep sea exploration",
"rov",
"unexploded ordnance"
] | Until the 1970s, a very common method to dispose of unneeded munitions was to simply tip them off the side of a ship. This means that everything from grenades to chemical weapons have been languishing in large quantities around Europe’s shorelines, right alongside other types of unexploded ordnance (UXO).
Although clea... | 26 | 10 | [
{
"comment_id": "6771522",
"author": "Ostracus",
"timestamp": "2024-06-28T15:59:28",
"content": "Study the effect seawater has on munitions.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6771587",
"author": "HaHa",
"timestamp": "2024-06-28T2... | 1,760,371,870.290578 | ||
https://hackaday.com/2024/06/28/this-week-in-security-kaspersky-ban-project-naptime-and-more/ | This Week In Security: Kaspersky Ban, Project Naptime, And More | Jonathan Bennett | [
"Hackaday Columns",
"News",
"Security Hacks",
"Slider"
] | [
"kaspersky",
"This Week in Security"
] | The hot news this week is that
Kaspersky is banned in the USA
. More specifically, Kaspersky products will be banned from sale in the US starting on September 29. This ban will extend to blocking software updates, though it’s unclear how that will actually be accomplished. It’s reasonable to assume that payment process... | 11 | 6 | [
{
"comment_id": "6771499",
"author": "Needleroozer",
"timestamp": "2024-06-28T14:49:15",
"content": "I think you mean a quintet of WordPress plugins.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6771501",
"author": "The Commenter Formerly Known As ... | 1,760,371,872.405122 | ||
https://hackaday.com/2024/06/28/solving-cold-cases-with-hacked-together-gear/ | Solving Cold Cases With Hacked Together Gear | Tom Nardi | [
"Robots Hacks"
] | [
"pontoon",
"sonar",
"underwater"
] | People go missing without a trace far more commonly than any of us would like to think about. Of course the authorities will conduct a search, but even assuming they have the equipment and personnel necessary, the odds are often stacked against them. A few weeks go by, then months, and eventually there’s yet another “c... | 12 | 8 | [
{
"comment_id": "6771446",
"author": "H Hack",
"timestamp": "2024-06-28T11:53:11",
"content": "The level of dedication and focus with these guys is insane. If you’re wondering whether or not to read the article, go for it. It’ll be one of the better reads of the year.",
"parent_id": null,
"d... | 1,760,371,872.175422 | ||
https://hackaday.com/2024/06/28/spinning-magnets-do-your-dice-rolling-for-you/ | Spinning Magnets Do Your Dice Rolling For You | Dan Maloney | [
"Games"
] | [
"dd",
"dice",
"die",
"flip-dot",
"magnet",
"neodymium",
"random number",
"rng",
"RPG"
] | Dice are about the simplest machines possible, and they’ve been used since before recorded history to generate random numbers. But no machine is so simple that a little needless complexity can’t make it better, as is the case with
this mechanical spinning dice
. Or die. Whatever.
Inspiration for the project came from [... | 6 | 3 | [
{
"comment_id": "6771433",
"author": "Foldi-One",
"timestamp": "2024-06-28T10:43:02",
"content": "I’m wondering if fixed magnets and display with a moveable flux path to do the rolling would be the best way to approach this concept – though that is a rabbit hole of design I’ve not dived into enough ... | 1,760,371,871.822317 | ||
https://hackaday.com/2024/06/27/rock-out-without-getting-knocked-out/ | Rock Out Without Getting Knocked Out | Alexander Rowsell | [
"Musical Hacks"
] | [
"audio amplifier",
"bass",
"guitar",
"headphone amplifier",
"instruments",
"musical hacks",
"Practice"
] | It’s a constant battle for musicians — how to practice your instrument without bothering those around you? Many of us live in apartments or shared accommodation, and having to wait until the apartment is empty or only being able to practice at certain times of day can be restrictive, especially if you need to practice ... | 20 | 7 | [
{
"comment_id": "6771404",
"author": "Jouni",
"timestamp": "2024-06-28T05:59:11",
"content": "I think he is not trying to emulate fully, just get a “good enough” practice sound that is similar to amps.Probably will work fine for practice use for sure.",
"parent_id": null,
"depth": 1,
"re... | 1,760,371,872.240726 | ||
https://hackaday.com/2024/06/27/8-bits-and-1120-triodes/ | 8-Bits And 1,120 Triodes | Al Williams | [
"Retrocomputing"
] | [
"tube computer",
"tubes",
"vacuum tube computer"
] | While it’s currently the start of summer in the Northern Hemisphere, it will inevitably get cold again. If you’re looking for a unique way of heating your workshop this year, you could do worse than build an 8-bit computer with a bunch of 6N3P vacuum tubes. While there are some technical details, you might find it a ch... | 16 | 8 | [
{
"comment_id": "6771396",
"author": "Felix Domestica",
"timestamp": "2024-06-28T03:57:02",
"content": "In the broadcast biz, I’m told, FRED was the name hung on the least reliable piece of equipment in the studio, standing for Effing Ridiculous Electronic Device.",
"parent_id": null,
"depth... | 1,760,371,872.121595 | ||
https://hackaday.com/2024/06/27/activated-alumina-for-desiccating-your-filament/ | Activated Alumina For Desiccating Your Filament | Navarre Bartz | [
"3d Printer hacks"
] | [
"3d printer filament",
"activated alumina",
"alumina",
"aluminum oxide",
"filament drying"
] | When you first unwrap a shiny new roll of filament for your FDM printer, it typically has a bag of silica gel inside. While great for keeping costs low on the manufacturing side, is silica gel the best solution to keep your filament dry at home?
Frustrated with the consumable nature and fussy handling of silica gel bea... | 23 | 14 | [
{
"comment_id": "6771369",
"author": "rockso",
"timestamp": "2024-06-27T23:12:05",
"content": "silca gel is 100% reusable…you put it in an oven or microwave, dry it out and go again.",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "6771370",
"author": "Joe",... | 1,760,371,872.001494 | ||
https://hackaday.com/2024/06/27/portable-full-size-arcade-cabinets/ | Portable, Full-Size Arcade Cabinets | Bryan Cockfield | [
"Games"
] | [
"arcade",
"Fusion 360",
"game",
"mame",
"portable",
"raspberry pi",
"video game"
] | Believe it or not, there was a time when the only way for many of us to play video games was to grab a roll of quarters and head to the mall. Even though there’s a working computer or video game console in essentially every house now doesn’t mean we don’t look back with a certain nostalgia on those times, though. Some ... | 3 | 3 | [
{
"comment_id": "6771424",
"author": "Marcel",
"timestamp": "2024-06-28T09:49:01",
"content": "Vectric, the CNC software firm, had a nice project some time ago:https://forum.vectric.com/viewtopic.php?f=41&t=41817That’s a full-size cabinet, portable because of smart connectors.",
"parent_id": nul... | 1,760,371,872.35411 | ||
https://hackaday.com/2024/06/27/a-previously-unknown-supplier-for-a-classic-chip/ | A Previously Unknown Supplier For A Classic Chip | Jenny List | [
"Parts",
"Retrocomputing"
] | [
"486",
"i486",
"Shenzhen State Micro"
] | It’s common enough for integrated circuits to be available from a range of different suppliers, either as licensed clones, or as reverse-engineered proprietary silicon. In the case of a generic circuit such as a cheap op-amp it matters little whose logo adorns the plastic, but when the part in question is an applicatio... | 7 | 4 | [
{
"comment_id": "6771360",
"author": "Joshua",
"timestamp": "2024-06-27T22:37:26",
"content": "“Analysis of a couple of these chips, a DX33 and a DX2-66, shows them to have very similar micro-architecture but surprisingly a lower power consumption suggesting a smaller fabrication process.”Cool, thes... | 1,760,371,871.862843 | ||
https://hackaday.com/2024/06/27/powering-airplane-with-microwaves-an-aviation-physics-challenge-amidst-many/ | Powering Airplanes With Microwaves: An Aviation Physics Challenge Amidst Many | Maya Posch | [
"Radio Hacks",
"Transportation Hacks"
] | [
"microwave",
"wireless power transfer"
] | Falling firmly under the fascinating science category of ‘What if…?’ comes the idea of powering airplanes with beamed microwaves. Although the idea isn’t crazy by itself, since we can even keep airplanes flying using just solar power (though with no real useful payload), running through the numbers as [Ian McKay] does ... | 19 | 12 | [
{
"comment_id": "6771268",
"author": "Zoe Nagy",
"timestamp": "2024-06-27T15:42:58",
"content": "I guess 5G giving cancer is not a problem anymore.30 MW for take of power? Like a small city’s?",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6771318",
... | 1,760,371,872.298512 | ||
https://hackaday.com/2024/06/27/the-ss-united-states-the-most-important-ocean-liner-we-may-soon-lose-forever/ | The SSUnited States: The Most Important Ocean Liner We May Soon Lose Forever | Maya Posch | [
"Featured",
"History",
"Interest",
"Original Art",
"Slider"
] | [
"history",
"ocean liner",
"ship",
"steam ship"
] | Although it’s often said that the era of ocean liners came to an end by the 1950s with the rise of commercial aviation, reality isn’t quite that clear-cut. Coming out of the troubled 1940s arose a new kind of ocean liner, one using cutting-edge materials and propulsion, with hybrid civil and military use as the default... | 14 | 8 | [
{
"comment_id": "6771262",
"author": "HuggyBear",
"timestamp": "2024-06-27T15:05:38",
"content": "USS Enterprise is next for the scrap yard ……No, not “that” Enterprise….. Enterprise CVN-65 (first US Navy nuclear powered aircraft carrier).Presently parked at Newport News, VA.Awaiting – disassembly.So... | 1,760,371,872.06975 | ||
https://hackaday.com/2024/06/27/lego-bricks-now-out-of-this-world/ | LEGO Bricks: Now Out Of This World | Jenny List | [
"Space",
"Toy Hacks"
] | [
"ESA",
"lego",
"regolith"
] | Now the eyes of space explorers are turned once more towards the Moon, there are a whole host of new engineering challenges facing engineers working on lunar missions. One such challenge relates to how any proposed Moon base might be built, and as European Space Agency (ESA) researchers turn their mind to the problem t... | 15 | 6 | [
{
"comment_id": "6771230",
"author": "Grumpy Bob",
"timestamp": "2024-06-27T13:05:09",
"content": "Looks rather like the LEGO Group admitting that you CAN 3d print legos. Not only that, but from the closeup image in the linked article it’s clearly an fdm print (with the layer lines and individual li... | 1,760,371,872.455945 | ||
https://hackaday.com/2024/06/26/3dprintering-adaptive-bed-leveling/ | 3D Printering: Adaptive Bed Leveling | Al Williams | [
"3d Printer hacks",
"Hackaday Columns",
"Slider"
] | [
"3d printing",
"bed leveling",
"klipper",
"marlin",
"tramming"
] | Have you ever read about something and thought, “Gee whiz! Why did I never think about that?” That was my reaction to reading about a feature commonly associated with Klipper called
adaptive bed leveling
or adaptive mesh leveling. Too bad I don’t typically use Klipper, but it all worked out, and I’ll show you how it mi... | 23 | 9 | [
{
"comment_id": "6770947",
"author": "Daid",
"timestamp": "2024-06-26T14:12:23",
"content": "After heating up, it takes more then 30minutes before a glass bed stops changing shape. Your fancy multi-point leveling isn’t as useful as you think it is.",
"parent_id": null,
"depth": 1,
"repli... | 1,760,371,872.647985 | ||
https://hackaday.com/2024/06/26/bats-can-no-longer-haunt-apple-vr-headsets-via-web-exploit/ | Bats Can No Longer Haunt Apple VR Headsets Via Web Exploit | Donald Papp | [
"Software Hacks",
"Virtual Reality"
] | [
"bats",
"bug",
"bug bounty",
"loophole",
"spiders",
"vr"
] | Bug reporting doesn’t usually have a lot of visuals. Not so with the visionOS bug [Ryan Pickren] found, which
fills a user’s area with screeching bats after visiting a malicious website
. Even better, closing the browser doesn’t get rid of them! Better still? Doesn’t need to be bats, it could be spiders. Fun!
The bug h... | 33 | 11 | [
{
"comment_id": "6770898",
"author": "Menno",
"timestamp": "2024-06-26T12:06:53",
"content": "Bats aren’t bugs!https://www.gocomics.com/calvinandhobbes/1989/11/03",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "6770918",
"author": "Gravis",
"timestamp":... | 1,760,371,872.728965 | ||
https://hackaday.com/2024/06/26/coupling-stm32-and-linux-consider-hid-over-i2c/ | Coupling STM32 And Linux? Consider HID Over I2C | Arya Voronova | [
"how-to",
"Microcontrollers"
] | [
"descriptor",
"hid",
"hid over i2c",
"i2c hid",
"stm32"
] | If you’re pairing a tiny Linux computer to a few peripherals — perhaps you’re building a reasonably custom Pi-powered device — it’s rightfully tempting to use something like an STM32 for all your low-level tasks, from power management to reading keyboard events.
Now, in case you were wondering how to tie the two togeth... | 25 | 7 | [
{
"comment_id": "6770850",
"author": "sweethack",
"timestamp": "2024-06-26T08:14:58",
"content": "> all you need is DeviceTree supportAnd the 2 weeks to understand it, yet to even master it.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6770864",
"a... | 1,760,371,872.795762 | ||
https://hackaday.com/2024/06/25/all-about-crts/ | All About CRTs | Al Williams | [
"Teardown"
] | [
"cathode ray tube",
"crt"
] | For old-timers, CRTs — cathode ray tubes — were fixtures as kids sat in front of TVs watching everything from Howdy Doody to Star Trek. But there’s at least one generation that thinks TVs and computer monitors are flat. If that describes you, you might enjoy [The 8-Bit Guy’s]
coverage of how CRTs work
in the video belo... | 76 | 20 | [
{
"comment_id": "6770818",
"author": "CJay",
"timestamp": "2024-06-26T05:30:38",
"content": "TFTs and OLED screens also suffer ‘burn in’ though the mechanism is (obviously) different.I don’t miss colour CRTs so much now TFTs etc have got so high resolution (though that does present its own problems)... | 1,760,371,872.984572 | ||
https://hackaday.com/2024/06/25/paul-allens-living-computers-museum-and-labs-to-be-auctioned/ | Paul Allen’s Living Computers Museum And Labs To Be Auctioned | Maya Posch | [
"News",
"Retrocomputing"
] | [] | After the Living Computers museum in Seattle closed like so many museums and businesses in 2020 with the pandemic, there were many who feared that it might not open again. Four years later this fear
has become reality
, as the Living Computers: Museum + Labs (LCM+L, for short) entire inventory is being auctioned off. T... | 20 | 10 | [
{
"comment_id": "6770795",
"author": "The Commenter Formerly Known As Ren",
"timestamp": "2024-06-26T02:24:48",
"content": "“The best laid plans of mice and men…”",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "6770797",
"author": "ajlitt",
"timestamp":... | 1,760,371,872.855236 | ||
https://hackaday.com/2024/06/25/3d-scanning-phone-edition/ | 3D Scanning, Phone Edition | Al Williams | [
"3d Printer hacks"
] | [
"3d scanning",
"photogrametry"
] | It seems to make sense. If you have a 3D printer, you might wish you could just scan some kind of part and print it — sort of like a 3D photocopier. Every time we think about this, though, we watch a few videos and are instantly disappointed by the results, especially with cheap scanners. If you go the hardware route, ... | 17 | 7 | [
{
"comment_id": "6770821",
"author": "loonquawl",
"timestamp": "2024-06-26T05:48:07",
"content": "It is one of the many absurdities of the ‘information age’ that the prices for custom HARDware that does a great job at producing a physical thing, fell like a stone, with great stuff now available for ... | 1,760,371,873.039644 | ||
https://hackaday.com/2024/06/25/esp-hosted-turns-esp32-into-linux-wifi-bt-adapter/ | ESP-Hosted Turns ESP32 Into Linux WiFi/BT Adapter | Arya Voronova | [
"Linux Hacks",
"Wireless Hacks"
] | [
"ble",
"bluetooth",
"bluetooth 5",
"esp-hosted",
"ESP32",
"ESP32-C2",
"esp32-C3",
"ESP32-C6",
"ESP32-S2",
"ESP32-S3",
"espressif",
"SDIO",
"wifi card"
] | While we are used to USB WiFi adapters, embedded devices typically use SDIO WiFi cards, and for good reasons – they’re way more low-power, don’t take up a USB port, don’t require a power-sipping USB hub, and the SDIO interface is widely available. However, SDIO cards and modules tend to be obscure and proprietary beyon... | 25 | 10 | [
{
"comment_id": "6770703",
"author": "zoobab",
"timestamp": "2024-06-25T20:17:50",
"content": "What’s the reason you cannot do AP mode?Let’s hope that one day someone will come with a free radio stack for the ESP32, those binary blobs makes me sick:https://zeus.ugent.be/blog/23-24/esp32-reverse-engi... | 1,760,371,873.24684 | ||
https://hackaday.com/2024/06/27/enjoy-totality-every-day-with-this-personal-eclipse-generator/ | Enjoy Totality Every Day With This Personal Eclipse Generator | Dan Maloney | [
"Arduino Hacks",
"home hacks"
] | [
"arduino",
"blind",
"coronagraph",
"eclipse",
"gantry",
"moon",
"shade",
"sun",
"window",
"X-Y"
] | There have been a couple of high-profile solar eclipses lately, but like us, you probably missed the news of the one that passed over Munich in 2019. And every day since then, in fact, unless you were sitting in a particular spot: the couch of one [Bernd Kraus], who has
his very own personal eclipse generator
.
We’ll a... | 31 | 13 | [
{
"comment_id": "6771193",
"author": "ewlie",
"timestamp": "2024-06-27T08:12:10",
"content": "Brilliant",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6771277",
"author": "CityZen",
"timestamp": "2024-06-27T16:06:47",
"content": "But ... | 1,760,371,873.314236 | ||
https://hackaday.com/2024/06/26/3-smartwatch-can-run-python/ | $3 Smartwatch Can Run Python | Al Williams | [
"Microcontrollers",
"Reverse Engineering",
"Teardown"
] | [
"smartwatch",
"telink"
] | [Poking Technology] doesn’t think much of his new smartwatch. It is, by his admission, the cheapest possible smartwatch, coming in at about $3. It has very few useful features but he has figured out how to
port MicroPython
to it, so for a wrist-mounted development board with BLE, it might be useful. You can check it ou... | 9 | 4 | [
{
"comment_id": "6771221",
"author": "zoobab",
"timestamp": "2024-06-27T12:24:55",
"content": "I have opened a similar cheap chinese watch (4EUR) where I found a chinese SOC Freqchip with SWD tap points on the PCB.There is GCC for that chip:https://github.com/zoobab/FR801xH",
"parent_id": null,
... | 1,760,371,873.18202 | ||
https://hackaday.com/2024/06/26/llama-ttf-is-ai-in-a-font/ | Llama.ttf Is AI, In A Font | Elliot Williams | [
"Artificial Intelligence",
"Security Hacks"
] | [
"font",
"hack",
"harfbuzz",
"rendering",
"web assembly"
] | It’s a great joke, and like all great jokes it makes you think. [Søren Fuglede Jørgensen] managed to
cram a 15 M parameter large language model into a completely valid TrueType font: llama.ttf
. Being an LLM-in-a-font means that it’ll do its magic across applications – in your photo editor as well as in your text edito... | 6 | 3 | [
{
"comment_id": "6771144",
"author": "Gravis",
"timestamp": "2024-06-27T02:10:43",
"content": "A 280GB font file has to be a new record.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6771151",
"author": "kael29lv",
"timestamp": "2024-06-27T0... | 1,760,371,873.354318 | ||
https://hackaday.com/2024/06/26/floss-weekly-episode-789-you-cant-eat-the-boards/ | FLOSS Weekly Episode 789: You Can’t Eat The Boards | Jonathan Bennett | [
"Hackaday Columns",
"News",
"Podcasts",
"Raspberry Pi",
"Slider"
] | [
"Arbmian",
"FLOSS Weekly",
"raspberry pi"
] | This week
Jonathan Bennett
and
Doc Searls
chat with Igor Pecovnik and Ricardo Pardini about Armbian, the Debian-based distro tailor made for single-board computers. There’s more than just Raspberry Pi to talk about, with the crew griping about ancient vendor kernels, the less-than-easy ARM boot process, and more!
–
htt... | 0 | 0 | [] | 1,760,371,873.397319 | ||
https://hackaday.com/2024/06/26/decoding-meshtastic-with-gnu-radio/ | Decoding Meshtastic With GNU Radio | Al Williams | [
"Wireless Hacks"
] | [
"gnu radio",
"LoRa",
"Meshtastic"
] | Meshtastic is a way to build mesh networks using LoRa that is independent of cell towers, hot spots or traditional repeaters. It stands to reason that with an SDR and GNU Radio, you could send and receive Meshtastic messages. That’s exactly what [Josh Conway] built, and you can see a video about the project,
Meshtastic... | 21 | 3 | [
{
"comment_id": "6771105",
"author": "HaHa",
"timestamp": "2024-06-26T21:13:32",
"content": "What’s in a name?You wouldn’t name a new church ‘People’s Temple’?Name a new political party ‘The Bolsheviks’?Introduce a new ‘Yugo’?Why would you name any networking product *tastic?You realize LANtastic ex... | 1,760,371,873.456735 | ||
https://hackaday.com/2024/06/26/as-cheap-as-chips-the-mifare-ultra-light-gets-a-closer-look/ | As Cheap As Chips: The MiFare Ultra Light Gets A Closer Look | Jenny List | [
"Parts"
] | [
"decap",
"mifare",
"NFC"
] | If you take public transport in many of the world’s cities, your ticket will be an NFC card which you scan to gain access to the train or bus. These cards are disposable, so whatever technology they use must be astonishingly cheap. It’s one of these which [Ken Shirriff] has turned his microscope upon, a Montreal Métro ... | 8 | 7 | [
{
"comment_id": "6771050",
"author": "The Commenter Formerly Known As Ren",
"timestamp": "2024-06-26T18:41:37",
"content": "Don’t you mean “cheap ass chips”?B^)",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "6771074",
"author": "Ian",
"timestamp": "202... | 1,760,371,873.516142 | ||
https://hackaday.com/2024/06/26/making-your-wireless-keyboard-truly-low-power/ | Making Your Wireless Keyboard Truly Low-Power | Arya Voronova | [
"Peripherals Hacks",
"Wireless Hacks"
] | [
"bluetooth keyboard",
"low power",
"low power optimization",
"wireless keyboard",
"ZMK"
] | The basics of keyboard design are tried and true at this point, but there are still a few aspects yet unconquered. One of them is making your keyboards wireless. You might think it’s easy, but if you just slap a wireless-enabled microcontroller onto your board, you’ll soon be left with a dead battery. Rejoice – [Pete J... | 46 | 9 | [
{
"comment_id": "6771013",
"author": "Zoe Nagy",
"timestamp": "2024-06-26T16:18:17",
"content": "Why introduce more problems with wireless especially when keyboard never moves?",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6771018",
"author": "TEMPE... | 1,760,371,873.599857 | ||
https://hackaday.com/2024/06/25/injection-molding-using-a-3d-printer/ | Injection Molding Using A 3D Printer | Maya Posch | [
"3d Printer hacks",
"Parts"
] | [
"3d printed injection mold",
"injection molding"
] | Recently [Stefan] of
CNC Kitchen
took a gander
at using his gaggle of 3D printers to try injection molding (IM). Although the IM process generally requires metal molds and specialized machinery, 3D printers can be used for low-volume IM runs which is enough for limited production runs and prototyping before committing ... | 16 | 9 | [
{
"comment_id": "6770698",
"author": "Dylan Turner",
"timestamp": "2024-06-25T19:42:04",
"content": "Soon we can make LEGO at home!",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6770718",
"author": "Srsly?",
"timestamp": "2024-06-25T21:07:45... | 1,760,371,873.659109 | ||
https://hackaday.com/2024/06/25/the-amstrad-e-miler-the-right-product-with-the-wrong-business-model/ | The Amstrad E-m@iler, The Right Product With The Wrong Business Model | Jenny List | [
"classic hacks",
"Featured",
"History",
"Retrocomputing",
"Slider"
] | [
"Amstrad",
"e-mailer",
"Internet Appliance"
] | One of the joys of the UK’s Electromagnetic Field hacker camp lies in
the junk table
, where trash turns to treasure in the blink of an eye. This year I returned relatively unscathed from my few days rifling through the tables,but I did snag a few pieces. One of them is a wired telephone, which would be a fairly unrema... | 29 | 16 | [
{
"comment_id": "6770675",
"author": "CJay",
"timestamp": "2024-06-25T17:50:17",
"content": "A landline Blackberry…",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6770768",
"author": "Hirudinea",
"timestamp": "2024-06-25T23:40:08",
"c... | 1,760,371,873.73029 | ||
https://hackaday.com/2024/06/25/torment-poor-milton-with-your-best-pixel-art/ | Torment Poor Milton With Your Best Pixel Art | Donald Papp | [
"Artificial Intelligence",
"Games"
] | [
"ai",
"api",
"LLM",
"open souls"
] | One of the great things about new tech tools is just having fun with them, like embracing your inner trickster god to mess with ‘Milton’, an AI trapped in an empty room.
Milton is trapped in a room
is a pixel-art game with a simple premise: use a basic paint interface to add objects to the room, then watch and listen t... | 7 | 4 | [
{
"comment_id": "6770646",
"author": "Cheese Whiz",
"timestamp": "2024-06-25T16:08:14",
"content": "Poor Milton has seen so many penises",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6770691",
"author": "Unochepassa",
"timestamp": "2024-06-2... | 1,760,371,873.957779 | ||
https://hackaday.com/2024/06/25/the-spinmeister-for-a-perfect-pizza-every-time/ | The SpinMeister, For A Perfect Pizza Every Time! | Jenny List | [
"cooking hacks"
] | [
"Pizza",
"pizza oven",
"pizza stone"
] | If you don’t happen to have a traditional stone-floored domed clay oven on hand, it can be surprisingly challenging to make a pizza that’s truly excellent. Your domestic oven does a reasonable job, but doesn’t really get hot enough. Even a specialist pizza oven such as [Yvo de Haas]’ Ooni doesn’t quite do the best poss... | 46 | 12 | [
{
"comment_id": "6770557",
"author": "WurstCase",
"timestamp": "2024-06-25T11:33:39",
"content": "The idea is nice but launching a pizza into the oven on a round stone is quite a lot harder, at least if you want a decent sized pizza and not a tiny one… And to be honest, getting an evenly cooked pizz... | 1,760,371,874.038837 | ||
https://hackaday.com/2024/06/25/using-the-wind-and-magnets-to-make-heat/ | Using The Wind And Magnets To Make Heat | Dan Maloney | [
"green hacks"
] | [
"halbach",
"heat",
"induction",
"neodymium",
"windmill"
] | On the face of it, harnessing wind power to heat your house seems easy. In fact some of you might be doing it already, assuming you’ve got a wind farm somewhere on your local grid and you have an electric heat pump or — shudder — resistive heaters. But what if you want to skip the middleman and draw heat directly from ... | 53 | 14 | [
{
"comment_id": "6770520",
"author": "IIVQ",
"timestamp": "2024-06-25T08:29:30",
"content": "My parents used to have a windmill that heated the house via a water brake. When it worked, it was very effective, but the system broke down so often and needed so many maintenance, in comparison to the near... | 1,760,371,874.185582 | ||
https://hackaday.com/2024/06/24/one-handed-ps-ohk-keyboard-doesnt-need-chording-or-modifier-keys/ | One-handed PS-OHK Keyboard Doesn’t Need Chording Or Modifier Keys | Donald Papp | [
"Peripherals Hacks"
] | [
"custom keyboard",
"one-handed keyboard"
] | Most one-handed keyboards rely on modifier keys or chording (pressing multiple keys in patterns) to stretch the functionality of a single hand’s worth of buttons. [Dylan Turner]’s
PS-OHK
takes an entirely different approach, instead putting 75 individual keys within reach of a single hand, with a layout designed to be ... | 18 | 11 | [
{
"comment_id": "6770493",
"author": "Joe",
"timestamp": "2024-06-25T05:05:16",
"content": "I use a regular full size keyboard one handed just fine. 60 WPM. I do still want to make a chord keyboard though.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "67706... | 1,760,371,874.098671 | ||
https://hackaday.com/2024/06/24/how-the-cd-rom-lost-the-multimedia-dream-to-the-internet/ | How The CD-ROM Lost The Multimedia Dream To The Internet | Maya Posch | [
"Retrocomputing"
] | [
"1990s",
"CD-ROM",
"multimedia"
] | High-tech movie guides on CD-ROM; clearly the future had arrived in 1994.
In the innocent days of the early 90s the future of personal computing still seemed to be wide open, with pundits making various statements regarding tis potential trajectories. To many, the internet and especially the World Wide Web didn’t seem ... | 77 | 19 | [
{
"comment_id": "6770462",
"author": "OG",
"timestamp": "2024-06-25T02:12:06",
"content": "Meanwhile, I have still have my LaserDisc player and the THX box set of the Star Wars trilogy.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6770555",
"author... | 1,760,371,874.549848 | ||
https://hackaday.com/2024/06/24/2024-business-card-challenge-go-tic-tac-toe-to-toe-with-them/ | 2024 Business Card Challenge: Go Tic-Tac-Toe-to-Toe With Them | Kristina Panos | [
"Arduino Hacks",
"contests"
] | [
"2024 Business Card Challenge",
"arduino",
"atmega328p"
] | There is perhaps no more important time to have a business card than when you’re in college, especially near the end when you’re applying for internships and such. And it’s vital that you stand out from the crowd somehow. To that end, Electrical & Computer Engineer [Ryan Chan]
designed a tidy card that plays tic-tac-to... | 4 | 2 | [
{
"comment_id": "6770441",
"author": "RobHeffo79",
"timestamp": "2024-06-24T23:52:57",
"content": "Couldn’t he use the photodiode effect of LEDs to use the LED itself as the button?",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6770499",
"author": "... | 1,760,371,874.37256 | ||
https://hackaday.com/2024/06/24/an-easy-transparent-edge-lit-display/ | An Easy Transparent Edge Lit Display | Dave Rowntree | [
"hardware"
] | [
"3d printed",
"7-segment display",
"acrylic",
"display",
"edge-lit",
"ESP32-S3"
] | Displays are crucial to modern life; they are literally everywhere. But modern flat-panel LCDs and cheap 7-segment LED displays are, well, a bit boring. When we hackers want to display the progress of time, we want something more interesting, hence the plethora of projects using Nixie tubes and various incantations of ... | 20 | 6 | [
{
"comment_id": "6770373",
"author": "MacAttack",
"timestamp": "2024-06-24T20:34:04",
"content": "Isn’t this a slightly different take on the faux Nixie tube display featured here some years ago ? Except back then the individual plates held a single, whole digit (0 – 9).",
"parent_id": null,
... | 1,760,371,874.331444 | ||
https://hackaday.com/2024/06/24/build-your-own-core-rope-memory-module/ | Build Your Own Core Rope Memory Module? | Dave Rowntree | [
"classic hacks"
] | [
"Apollo Guidance Computer",
"Core rope memory",
"memory",
"rom"
] | [Luizão] wanted to create some hardware to honour the memory of the technology used to put man on the moon and chose the literal core of the project, that of the hardware used to store the software that provided the guidance. We’re talking about the
magnetic core rope memory
used in the Colossus and Luminary guidance c... | 15 | 5 | [
{
"comment_id": "6770310",
"author": "Luizão",
"timestamp": "2024-06-24T17:17:21",
"content": "Yeah! Thank you for publishing my project :)",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6770425",
"author": "Patrick",
"timestamp": "2024-06-24... | 1,760,371,874.432607 | ||
https://hackaday.com/2024/06/24/inside-nfc/ | Inside NFC | Al Williams | [
"Tech Hacks"
] | [
"decapsulation",
"NFC",
"Transit ticket"
] | [Ken Shirriff] likes to take chips apart and this time his target is
an NFC chip
used in Montreal transit system tickets. As you might expect, the tickets are tiny, cheap, and don’t have any batteries. So how does it work?
The chip itself is tiny at 570 µm × 485 µm. [Ken] compares it to a grain of salt. The ticket has ... | 7 | 4 | [
{
"comment_id": "6770297",
"author": "Owlman",
"timestamp": "2024-06-24T16:14:00",
"content": "I was under the impression that Armor Etch contained precursors that produced hydroflouric acid – it isn’t something that I have ever used, bit I did look into it as a “safe” glass etchant.",
"parent_i... | 1,760,371,874.590363 | ||
https://hackaday.com/2024/06/24/the-book-that-could-have-killed-me/ | The Book That Could Have Killed Me | Al Williams | [
"Featured",
"History",
"Original Art",
"Rants",
"Slider"
] | [
"arc furnace",
"particle accelerator",
"scientific american",
"x-ray tube"
] | It is funny how sometimes things you think are bad turn out to be good in retrospect. Like many of us, when I was a kid, I was fascinated by science of all kinds. As I got older, I focused a bit more, but that would come later. Living in a small town, there weren’t many recent science and technology books, so you tende... | 93 | 31 | [
{
"comment_id": "6770251",
"author": "The Commenter Formerly Known As Ren",
"timestamp": "2024-06-24T14:18:15",
"content": "No mention of the Anarchist’s Cookbook?",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6770254",
"author": "Joe Gould",
... | 1,760,371,874.724288 | ||
https://hackaday.com/2024/06/24/testing-large-language-models-for-circuit-board-design-aid/ | Testing Large Language Models For Circuit Board Design Aid | Maya Posch | [
"Artificial Intelligence"
] | [
"artificial intelligence",
"large language model"
] | Beyond bothering large language models (LLMs) with funny questions, there’s the general idea that they can act as supporting tools. Theoretically they should be able to assist with parsing and summarizing documents, while answering questions about e.g. electronic design. To test this assumption, [Duncan Haldane] employ... | 27 | 14 | [
{
"comment_id": "6770227",
"author": "Joseph Eoff",
"timestamp": "2024-06-24T11:53:03",
"content": "I get the feeling the author of the article was trying desperately to present the chatbot output in a positive light.Like this:“Claude did a good job calling out the need to bias the microphone, nice ... | 1,760,371,874.788834 | ||
https://hackaday.com/2024/06/24/esp32-brings-new-features-to-classic-geiger-circuit/ | ESP32 Brings New Features To Classic Geiger Circuit | Tom Nardi | [
"green hacks",
"Microcontrollers"
] | [
"environmental monitoring",
"ESP32",
"geiger counter",
"mqtt",
"radiation monitor"
] | There’s no shortage of Geiger counter projects based on the old Soviet SBM-20 tube, it’s a classic circuit that’s easy enough even for a beginner to implement — so long as they don’t get bitten by the 400 volts going into the tube, that is. Toss in a microcontroller, and not only does that circuit get even easier to pu... | 4 | 3 | [
{
"comment_id": "6770211",
"author": "Cyk",
"timestamp": "2024-06-24T09:17:26",
"content": "Two points:– No regulation of the tube supply voltage. Meaning, the voltage can be inside the window the tube requires, or not. You’ll never know. Also, as the boost converter is always running, it’ll waste a... | 1,760,371,874.832667 | ||
https://hackaday.com/2024/06/23/bit-of-openscad-code-caps-off-wiremold/ | Bit Of OpenSCAD Code Caps Off Wiremold | Tom Nardi | [
"Parts"
] | [
"openscad",
"Wiremold"
] | Wiremold is great stuff — it’s relatively cheap, easy to work with, and offers all sorts of adapters and angle pieces which take the hassle out of running (and hiding) wires. But [Dr. Gerg] found a shortcoming of this otherwise very flexible product: since each run is intended to start and end in a surface mounted box,... | 13 | 6 | [
{
"comment_id": "6770189",
"author": "tkjrtyukjryu",
"timestamp": "2024-06-24T06:43:27",
"content": "openscad is ugly, not intuitive. I hate it.but it worksI wait for new version with Ruby language (or Hascell, perl etc.) and normal grammar",
"parent_id": null,
"depth": 1,
"replies": [
... | 1,760,371,874.891533 | ||
https://hackaday.com/2024/06/23/kernel-hack-brings-windows-xp-to-the-486/ | Kernel Hack Brings Windows XP To The 486 | Alexander Rowsell | [
"Retrocomputing",
"Software Hacks"
] | [
"486",
"80486",
"Intel 486",
"retro computing",
"windows xp"
] | The venerable Intel 486 was released in 1989 as the successor to the extremely popular Intel 386. It was the minimum recommended processor for Windows 98. (Surprisingly, the Windows 95 minimum was a 386!) But by the time XP rolled around, you needed at least a 233 MHz Pentium to install. Or at least that was the case... | 20 | 5 | [
{
"comment_id": "6770172",
"author": "MinorHavoc",
"timestamp": "2024-06-24T03:44:58",
"content": "> Essentially, [Dietmar] had to find every usage of CMPXCHG8B and replace it with an equivalent series of CMPXCHG instructions.Perhaps I missed something but after browsing through the discussion threa... | 1,760,371,875.077437 | ||
https://hackaday.com/2024/06/23/hackaday-links-june-23-2024/ | Hackaday Links: June 23, 2024 | Dan Maloney | [
"Hackaday Columns",
"Hackaday links",
"Slider"
] | [
"3d",
"bug",
"car dealership",
"CVE",
"cyberattack",
"dealer management system",
"hackaday links",
"helicopter",
"lunar landing",
"Minitel",
"ransomware",
"rescue",
"rov",
"surf",
"water rescue"
] | When a ransomware attack targets something like a hospital, it quickly becomes a high-profile event that understandably results in public outrage. Hospitals are supposed to be backstops for society, a place to go when it all goes wrong, and paralyzing their operations for monetary gain by taking over their information ... | 9 | 6 | [
{
"comment_id": "6770210",
"author": "Alexander Rowsell",
"timestamp": "2024-06-24T09:04:04",
"content": "Lunar lander goes way way back! It was playable on the Altair 8800. At that time to get a perfect landing, you would (spoiler) do 5 turns of no action followed by 5 turns of full rocket firing a... | 1,760,371,874.94522 | ||
https://hackaday.com/2024/06/23/the-best-diy-pcb-method/ | The Best DIY PCB Method? | Elliot Williams | [
"PCB Hacks"
] | [
"diy pcb",
"etching",
"laser",
"soldermask"
] | Now before you start asking yourself “best for what purpose?”, just have a look at the quality of the DIY PCB in the image above. [ForOurGood] is getting higher resolution on the silkscreen than we’ve seen in production boards. Heck, he’s got silkscreen and soldermask
at all
on a DIY board, so it’s definitely better th... | 23 | 7 | [
{
"comment_id": "6770115",
"author": "Neil",
"timestamp": "2024-06-23T21:02:34",
"content": "Nowhere near as pretty as these boards but I make my SS boards by milling then flipping over and using the laser for black silkscreen. Alignment is not critical because it’s just labels. The trick is to spra... | 1,760,371,875.01716 | ||
https://hackaday.com/2024/06/23/rescued-imac-g4-restored-and-upgraded-with-mac-mini-m1-guts/ | Rescued IMac G4 Restored And Upgraded With Mac Mini M1 Guts | Maya Posch | [
"Mac Hacks"
] | [
"imac",
"imac g4"
] | Three abandoned iMac G4s, looking for a loving home… (Credit: Hugh Jeffreys)
The Apple iMac G4 was also lovingly referred to as the ‘Apple iLamp’ due to its rather unique design with the jointed arm on which the display perches. Released in 2002 and produced until 2004, it was the first iMac to feature an LCD. With onl... | 12 | 8 | [
{
"comment_id": "6770035",
"author": "The Commenter Formerly Known As Ren",
"timestamp": "2024-06-23T17:25:20",
"content": "When I saw it, I thought of the comic strip “Foxtrot”.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6770041",
"author": "bru... | 1,760,371,875.49516 | ||
https://hackaday.com/2024/06/23/tsmcs-long-path-from-round-to-square-silicon-wafers/ | TSMC’s Long Path From Round To Square Silicon Wafers | Maya Posch | [
"News"
] | [
"semiconductor fab",
"silicon wafer"
] | Crystal of Czochralski-grown silicon.
Most of us will probably have seen semiconductor wafers as they trundle their way through a chip factory, and some of us may have wondered about why they are round. This roundness is an obvious problem when one considers that the chip dies themselves are rectangular, meaning that a... | 45 | 15 | [
{
"comment_id": "6769997",
"author": "Mr. Geometry",
"timestamp": "2024-06-23T14:51:26",
"content": "Why not design hexagonal parts instead and pack them more efficiently into a circle?",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6770023",
"author... | 1,760,371,875.294432 | ||
https://hackaday.com/2024/06/23/fixed-point-math-exposed/ | Fixed Point Math Exposed | Al Williams | [
"Microcontrollers",
"Software Development"
] | [
"fixed point",
"floating point"
] | If you are used to writing software for modern machines, you probably don’t think much about computing something like one divided by three. Modern computers handle floating point quite well. However, in constrained systems, there is a trap you should be aware of. While modern compilers are happy to let you use and abus... | 50 | 15 | [
{
"comment_id": "6769947",
"author": "mista4a",
"timestamp": "2024-06-23T11:41:35",
"content": "> Multiplyting those two numbers gives you 56088 but that’s 5.6088 and not 560.88. So keeping track of the decimal point is a little more complicated than the addition case would make you think.How is tha... | 1,760,371,875.586988 | ||
https://hackaday.com/2024/06/22/thumb-nuts-for-not-a-lot/ | Thumb Nuts For Not A Lot | Jenny List | [
"Parts"
] | [
"captive nuts",
"insert nuts",
"thumb nuts"
] | Sometimes it’s the most straightforward of hacks which are also the most satisfying, and so it is that we’d like to draw your attention to [mikeandmertle]’s
PVC thumb nuts
. They provide a cheap an easy to make way to create thumb-tightenable nuts for your projects.
Starting with a PVC sheet, a series of discs can be c... | 11 | 10 | [
{
"comment_id": "6769740",
"author": "hartl",
"timestamp": "2024-06-22T13:19:54",
"content": "“They provide a cheap an easy to make way to create thumb-tightenable nuts for your projects”Too much work. Get a crown cork, “drill” with hammer and nail and tap the hole (a self-tapping screw will do). Or... | 1,760,371,875.441742 | ||
https://hackaday.com/2024/06/22/learning-morse-code-with-a-diy-trainer/ | Learning Morse Code With A DIY Trainer | Bryan Cockfield | [
"Radio Hacks"
] | [
"arduino",
"arduino nano",
"cw",
"display",
"morse",
"radio",
"trainer"
] | Morse code, often referred to as continuous wave (CW) in radio circles, has been gradually falling out of use for a long time now. At least in the United States, ham radio licensees don’t have to learn it anymore, and the US Coast Guard stopped using it even for emergencies in 1999. It does have few niche use cases, th... | 18 | 7 | [
{
"comment_id": "6769717",
"author": "Joshua",
"timestamp": "2024-06-22T11:04:43",
"content": "“Morse code, often referred to as continuous wave (CW) in radio circles, has been gradually falling out of use for a long time now. ”That’s the situation, sadly. And it angers me almost daily. It’s like sa... | 1,760,371,875.699815 | ||
https://hackaday.com/2024/06/21/vintage-hacks-for-dot-matrix-printers-in-china/ | Vintage Hacks For Dot Matrix Printers In China | Al Williams | [
"Retrocomputing"
] | [
"chinese",
"dot matrix printer"
] | In an excerpt from his book
The Chinese Computer: A Global History of the Information Age
, [Thomas Mullaney] explains how 1980s computer tech — at least the stuff that was developed in the West —
was stubbornly rooted in the Latin alphabet
. After all, ASCII was king, and with 60,000 symbols, Chinese was decidedly dif... | 12 | 7 | [
{
"comment_id": "6769671",
"author": "Alexander Pruss",
"timestamp": "2024-06-22T05:22:22",
"content": "I remember multipass printing for better graphics and higher resolution Latin fonts on dot matrix printers. It wasn’t just for Chinese.",
"parent_id": null,
"depth": 1,
"replies": []
... | 1,760,371,875.637771 | ||
https://hackaday.com/2024/06/21/tired-with-your-robot-why-not-eat-it/ | Tired With Your Robot? Why NotEatIt? | Dave Rowntree | [
"hardware",
"Science"
] | [
"charcoal",
"edible battery",
"edible circuits",
"gelatin",
"microfluidics",
"oleogel",
"robotics"
] | Have you ever tired of playing with your latest robot invention and wished you could just eat it? Well, that’s exactly what a team of researchers is investigating. There is a fully funded research initiative (not an April Fools’ joke, as far as we know) delving into the possibilities of edible electronics and mechanica... | 17 | 10 | [
{
"comment_id": "6769647",
"author": "The Commenter Formerly Known As Ren",
"timestamp": "2024-06-22T02:12:04",
"content": "When Skynet becomes sentient, your vegetables will eat you!",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6769650",
"author"... | 1,760,371,875.756807 |
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