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|---|---|---|---|---|---|---|---|---|---|---|---|
https://hackaday.com/2024/06/01/an-ingenious-blu-ray-mini-disk-player/ | An Ingenious Blu-Ray Mini-Disk Player | Arya Voronova | [
"ARM",
"digital audio hacks",
"handhelds hacks",
"hardware",
"Portable Audio Hacks"
] | [
"Allwinner F1C100s",
"blu-ray",
"bluray",
"F1C100s"
] | [befi] brings us a project as impressive as it is reminiscent of older times,
a Blu-Ray mini disk player.
Easily fitting inside a pocket like a 8 cm CD player would, this is a labour of love and, thanks to [befi]’s skills both in electronics and in using a dremel tool.
A BluRay drive was taken apart, for a start, and a... | 13 | 5 | [
{
"comment_id": "6763708",
"author": "Hirudinea",
"timestamp": "2024-06-01T23:51:41",
"content": "Nice work, now for the next project, reimagine this,https://obsoletemedia.org/videonow/",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6763883",
"author... | 1,760,371,899.856491 | ||
https://hackaday.com/2024/06/01/take-control-of-ms-flight-sim-with-your-smartphone/ | Take Control OfMS Flight SimWith Your Smartphone | Arya Voronova | [
"Games",
"handhelds hacks",
"home entertainment hacks",
"Phone Hacks"
] | [
"flight sim interface",
"hotas",
"Joystick",
"microsoft flight simulator"
] | Anyone with more than a passing interest in flight simulators will eventually want to upgrade their experience with a HOTAS (Hands On Throttle-And-Stick) setup that has buttons and switches for controlling your virtual aircraft’s assorted systems, which are well supported by games such as
Microsoft Flight Simulator
(MS... | 3 | 3 | [
{
"comment_id": "6763662",
"author": "Alexander Pruss",
"timestamp": "2024-06-01T19:54:26",
"content": "I’m a little worried about the latency if this goes over WiFi.",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "6763664",
"author": "Regent",
"timesta... | 1,760,371,899.698841 | ||
https://hackaday.com/2024/06/01/sometimes-its-not-the-solution/ | Sometimes It’s Not The Solution | Elliot Williams | [
"Hackaday Columns",
"Rants",
"Slider"
] | [
"hacks",
"newsletter",
"projects",
"Rant"
] | Watching
a video about a scratch-built ultra-precise switch for metrology
last week reminded me that it’s not always the projects that are the most elegant solutions that I enjoy reading about the most. Sometimes I like reading about hackers’ projects more for the description of the
problem
they’re facing.
A good probl... | 54 | 9 | [
{
"comment_id": "6763622",
"author": "The Commenter Formerly Known As Ren",
"timestamp": "2024-06-01T15:47:10",
"content": "“So, hackers everywhere, please share your problems with us!”Since I believe that many of Hackaday readers are “age positive” (like me),you may end up with long drawn out compl... | 1,760,371,900.081847 | ||
https://hackaday.com/2024/06/01/inside-a-mystery-aerospace-computer-with-ken-shirriff/ | Inside A Mystery Aerospace Computer With [Ken Shirriff] | Dan Maloney | [
"Retrocomputing"
] | [
"avionics",
"computer",
"core memory",
"flight",
"navigation",
"Signetics"
] | When life hands you a mysterious bit of vintage avionics, your best bet to identifying it might just be to get it in front of the biggest bunch of hardware hounds on the planet. After doing a teardown and some of your own investigation first, of course.
The
literal black box in question
came into [Ken Shirriff]’s custo... | 10 | 10 | [
{
"comment_id": "6763595",
"author": "Antron Argaiv",
"timestamp": "2024-06-01T13:07:48",
"content": "Fascinating. Thanks for this!",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "6763615",
"author": "make piece not war",
"timestamp": "2024-06-01T14:52... | 1,760,371,899.991053 | ||
https://hackaday.com/2024/06/01/a-super-size-functional-tribute-to-an-ultrasonic-sensor/ | A Super-Size Functional Tribute To An Ultrasonic Sensor | Arya Voronova | [
"classic hacks",
"Toy Hacks"
] | [
"cardboard",
"Cardboard model",
"ultrasonic distance sensor"
] | Sometimes, it’s time to shut down the oscilloscope, and break out the cardboard and paints. If you’re wondering what for, well, here’s a reminder of
an Instructable from [CrazyScience],
that brings us back to cardboard crafts days. They rebuild one of the most iconic components for an electronics tinkering beginner — a... | 6 | 4 | [
{
"comment_id": "6763575",
"author": "schobi",
"timestamp": "2024-06-01T09:34:29",
"content": "So… basically a fancy new housing for the original sensors?What would happen if you also adjust the resonant frequencies to scale? 5x the size would give 125x the internal volume, so we’ll end up within th... | 1,760,371,899.746683 | ||
https://hackaday.com/2024/05/31/how-to-cram-945-leds-into-a-teeny-tiny-vegas-style-sphere/ | How To Cram 945 LEDs Into A Teeny Tiny Vegas-Style Sphere | Donald Papp | [
"LED Hacks",
"PCB Hacks"
] | [
"flexible PCB",
"led",
"rgb",
"vegas"
] | [Carl Bugeja] finds the engineering behind the Las Vegas Sphere fascinating, and made a video all about the experience of
designing and building a micro-sized desktop version
. [Carl]’s version is about the size of a baseball and crams nearly a thousand RGB pixels across the surface.
A four-layer flexible PCB is the ke... | 18 | 8 | [
{
"comment_id": "6763577",
"author": "Peter Rees",
"timestamp": "2024-06-01T09:49:50",
"content": "Very interesting project! Due to the size constraints I wonder whether plastic fibres optics coupled to a flat array of LEDs might be a better option for the illumination? Maybe with 3D printed holder ... | 1,760,371,899.806993 | ||
https://hackaday.com/2024/05/31/tell-time-and-predict-the-heavens-with-this-astronomical-timepiece/ | Tell Time And Predict The Heavens With This Astronomical Timepiece | Donald Papp | [
"clock hacks"
] | [
"3d printed",
"astrolabe",
"astronomy",
"clock",
"eclipse"
] | Looking for a new project, or just want to admire some serious mechanical intricacy? Check out [illusionmanager]’s
Astronomical Clock
which not only tells time, but shows the the positions of the planets in our solar system, the times of sunrise and sunset, the phases of the moon, and more — including solar and lunar e... | 2 | 1 | [
{
"comment_id": "6763444",
"author": "alex",
"timestamp": "2024-05-31T16:10:08",
"content": "There is a youtube short by (I think) the same person with a laser cut version of the project. It claims that it can set the planets in under a minute and is scheduled to do that at midnight so you are unlik... | 1,760,371,899.652515 | ||
https://hackaday.com/2024/05/31/intels-anti-upgrade-tricks-defeated-with-kapton-tape/ | Intel’s Anti-Upgrade Tricks Defeated With Kapton Tape | Arya Voronova | [
"computer hacks",
"how-to"
] | [
"coffee lake",
"intel",
"intel CPU",
"kaby lake",
"pinmod"
] | If you own an Intel motherboard with a Z170 or Z270 chipset, you might believe that it only supports CPUs up to Intel’s 7th generation, known as Kaby Lake. Even the CPU socket’s pinout is different in the next generation — we are told, it will fit the same socket, but it won’t boot. So if you want a newer CPU, you’ll h... | 60 | 14 | [
{
"comment_id": "6763337",
"author": "lamalas",
"timestamp": "2024-05-31T08:17:46",
"content": "Why do I only see this now? Time to upgrade my home server from 6th gen to 9th gen!",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6763423",
"author": "ka... | 1,760,371,900.234935 | ||
https://hackaday.com/2024/05/30/noodles-time-themselves-while-cooking/ | Noodles Time Themselves While Cooking | Bryan Cockfield | [
"clock hacks",
"cooking hacks"
] | [
"3d printed",
"clock",
"instant noodles",
"mechanical",
"noodles",
"timer"
] | Despite the name, so-called “instant” noodles still need to sit for a few minutes before they’re actually ready to eat. Most people would likely use a simple kitchen timer to let them know when it’s time to chow down,
but this unique mechanical timer
uses the weight of the noodles themselves to power a timing mechanism... | 24 | 13 | [
{
"comment_id": "6763345",
"author": "shinsukke",
"timestamp": "2024-05-31T09:41:32",
"content": "The entire channel is a goldmine! Love it!",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "6763352",
"author": "Bob the builder",
"timestamp": "2024-05-31T... | 1,760,371,899.939986 | ||
https://hackaday.com/2024/05/30/clock-mixes-analog-digital-retrograde-displays/ | Clock Mixes Analog, Digital, Retrograde Displays | Bryan Cockfield | [
"clock hacks"
] | [
"3d printed",
"analog",
"arduino",
"binary",
"clock",
"digital",
"display",
"DS3231",
"laser cut",
"retrograde",
"voltmeter"
] | Unique clocks are a mainstay around here, and while plenty are “human readable” without any instruction, there are a few that take a bit of practice before someone can glean the current time from them. Word clocks are perhaps on the easier side of non-traditional displays but at the other end are binary clocks or even ... | 6 | 2 | [
{
"comment_id": "6763338",
"author": "IIVQ",
"timestamp": "2024-05-31T08:33:55",
"content": "Alas, I’ve never learnt to read “standard” dial clocks (as in, I know how to decipher them but I can’t read the time “at a glance”) so all three clock faces are equally difficult to read for me.",
"paren... | 1,760,371,900.122867 | ||
https://hackaday.com/2024/05/30/2024-business-card-contest-a-game-for-two/ | 2024 Business Card Contest: A Game For Two | Kristina Panos | [
"Arduino Hacks",
"contests"
] | [
"2024 Business Card Challenge",
"arduino",
"tic-tac-toe"
] | If you want to make a good first impression on someone, it seems like the longer you can keep them talking, the better. After all, if they want to keep talking, that’s a pretty good sign that even if you don’t become business partners, you might end up friends.
What better way to make an acquaintance than over a friend... | 2 | 2 | [
{
"comment_id": "6763333",
"author": "Peter Knoppers",
"timestamp": "2024-05-31T07:24:47",
"content": "With a 4×4 matrix of multi-color LEDs available, consider implementing L-game on it (https://en.wikipedia.org/wiki/L_game).When I was a student at Delft University (EE dept.), there was a hardware ... | 1,760,371,900.273537 | ||
https://hackaday.com/2024/05/30/fixing-a-cameras-wifi-connectivity-with-ghidra/ | Fixing A Camera’s WiFi Connectivity With Ghidra | Arya Voronova | [
"digital cameras hacks",
"Reverse Engineering"
] | [
"camera hack",
"digital camera hack",
"Ghidra",
"samsung",
"WB850F"
] | If your old camera’s WiFi picture upload feature breaks, what do you do? Begrudgingly get a new one? Well, if you’re like [Ge0rg],
you break out Ghidra and find the culprit.
He’s been hacking on Samsung’s connected cameras
for a fair bit now,
and we’ve covered his adventures hacking on Samsung’s Linux-powered camera se... | 4 | 2 | [
{
"comment_id": "6763327",
"author": "Stanton",
"timestamp": "2024-05-31T05:14:52",
"content": "Nice! Is there something similar for Canon Irista?",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6763351",
"author": "macsimski",
"timestamp": "2... | 1,760,371,900.319137 | ||
https://hackaday.com/2024/05/30/old-spotify-car-thing-hacks-gain-new-attention/ | Old Spotify Car Thing Hacks Gain New Attention | Tom Nardi | [
"Linux Hacks",
"Musical Hacks"
] | [
"abandonware",
"Car Thing",
"obsolete hardware",
"spotify"
] | If you haven’t heard by now, Spotify is shutting down support for their “Car Thing” on
December 9th of this year
. Once that happens the automotive media player will officially be useless, with users being advised to literally throw them in the trash come December 10th. Call it an early Christmas present from your frie... | 26 | 10 | [
{
"comment_id": "6763218",
"author": "CJay",
"timestamp": "2024-05-30T17:17:20",
"content": "Doom. Obvs.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6763273",
"author": "LordNothing",
"timestamp": "2024-05-30T20:07:38",
"content": ... | 1,760,371,900.546084 | ||
https://hackaday.com/2024/05/30/walking-through-a-scene-from-riven-on-the-apple-ii/ | Walking Through A Scene FromRivenOn The Apple II | Maya Posch | [
"Games",
"Retrocomputing"
] | [
"apple II",
"Myst",
"Riven"
] | Twenty years before the 1997 release of
Riven
– Cyan’s sequel to the critically acclaimed title
Myst
– a fruity company in California released the Apple II, a 6502-based microcomputer that would be produced until 1993. With the upcoming remake by Cyan of
Riven
into a fully 3D experience, [deater] found themselves wonde... | 8 | 4 | [
{
"comment_id": "6763200",
"author": "The Commenter Formerly Known As Ren",
"timestamp": "2024-05-30T15:36:58",
"content": "Any word on a Pyst redux?",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6763244",
"author": "Joshua",
"timestamp": "2... | 1,760,371,900.643165 | ||
https://hackaday.com/2024/05/30/ch32v003-provides-ultra-cheap-speech-recognition/ | CH32V003 Provides Ultra Cheap Speech Recognition | Jenny List | [
"Microcontrollers"
] | [
"CH32V003",
"speech recognition"
] | Speech recognition was once the stuff of science fiction, but it’s now possible with relatively modest hardware. Just how modest, you ask? How about a 10 cent microcontroller?
[Brian Smith] has achieved
a very basic form of speech recognition on a CH32V003 RISC-V microcontroller
. It may only recognize spoken digits, b... | 6 | 3 | [
{
"comment_id": "6763146",
"author": "C. Scott Ananian",
"timestamp": "2024-05-30T12:47:46",
"content": "I like the idea of this as a low-power/low-cost wake-word engine.",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "6763199",
"author": "Paul",
"times... | 1,760,371,900.687439 | ||
https://hackaday.com/2024/05/30/tiny-orrery-is-a-watchmakers-tour-de-force/ | Tiny Orrery Is A Watchmaker’s Tour De Force | Dan Maloney | [
"classic hacks"
] | [
"gear",
"lathe",
"orrery",
"pinion",
"Sun-Earth-Moon",
"watchmaking",
"wheel"
] | Six tiny gears, a few fancy pins, and some clever casting are what it takes to build
this tiny orrery
. And patience — a lot of patience, too.
As model solar systems go, this one is exceptionally small. Its maker, [Mike] from Chronova Engineering, says it measures about 20 mm across and qualifies as the smallest orrery... | 3 | 3 | [
{
"comment_id": "6763163",
"author": "make piece not war",
"timestamp": "2024-05-30T13:45:44",
"content": "So, this is one of the parallel universes? Simplifyed of course.While the craftsmanship presented rivals with Clickspring’s, the presentation somewhat lacks the appeal of the same competitor to... | 1,760,371,900.588894 | ||
https://hackaday.com/2024/05/29/can-you-hear-me-now-try-these-headphones/ | Can You Hear Me Now? Try These Headphones | Al Williams | [
"Artificial Intelligence",
"Science"
] | [
"headphones",
"noise cancelling"
] | When you are young, you take it for granted that you can pick out a voice in a crowded room or a factory floor. But as you get older, your hearing often gets to the point where a noisy room merges into a mishmash of sounds. University of Washington researchers have developed what they call
Target Speech Hearing
. In pl... | 12 | 6 | [
{
"comment_id": "6763088",
"author": "kista4a",
"timestamp": "2024-05-30T05:49:38",
"content": "> In plain English, it is an AI-powered headphone that lets you look at someone and pull their voice out of the chatter. For best results, however, have to enroll their voice first, so it wouldn’t make a ... | 1,760,371,900.842341 | ||
https://hackaday.com/2024/05/29/the-genius-of-slide-rule-precision/ | The Genius Of Slide Rule Precision | Maya Posch | [
"Science"
] | [
"slide rule"
] | Most people have heard of or seen slide rules, with older generations likely having used these devices in school and at their jobs. As purely analog computers these ingenious devices use precomputed scales on slides, which when positioned to a specific input can give the output to a wide range of calculations, ranging ... | 50 | 24 | [
{
"comment_id": "6763075",
"author": "AZdave",
"timestamp": "2024-05-30T03:07:07",
"content": "I got my EE degree with only a Post Versalog, and didn’t have access to a four function calculator until a year after I graduated and was working in industry. One of my professors had a Wang “portable” co... | 1,760,371,901.032327 | ||
https://hackaday.com/2024/05/29/floss-weekly-episode-785-designing-guis-and-building-instruments-with-eez/ | FLOSS Weekly Episode 785: Designing GUIs And Building Instruments With EEZ | Jonathan Bennett | [
"Hackaday Columns",
"Podcasts"
] | [
"EEZ",
"embedded",
"FLOSS Weekly",
"gui"
] | This week
Jonathan Bennett
chats with
Dennis
and
Goran
about EEZ, the series of projects that started with an Open Source programmable power supply, continued with the BB3 modular test bench tool, and continues with EEZ Studio, a GUI design tool for embedded devices.
EEZ hardware:
https://www.envox.eu/bench-power-suppl... | 8 | 4 | [
{
"comment_id": "6763092",
"author": "darkspr1te",
"timestamp": "2024-05-30T06:20:36",
"content": "I have just received 3 RGB esp32s3’s and this guide could not be more timely , thanksdarkspr1te",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "6763099",
"aut... | 1,760,371,900.943905 | ||
https://hackaday.com/2024/05/29/pixel-graphics-from-an-hd44780-by-cutting-wires/ | Pixel Graphics From An HD44780, By Cutting Wires | Elliot Williams | [
"Microcontrollers"
] | [
"display",
"hd44780",
"lcd",
"pixel"
] | [Felipe Tavares] wasn’t satisfied with the boring default fonts on an HD44780-based display. And while you can play some clever tricks with user-defined characters, if you want to treat the display as an array of pixels,
you’ve got to get out your scalpel
and cut up a data line.
The hack builds on
work from [MisterHW] ... | 12 | 8 | [
{
"comment_id": "6763015",
"author": "jrfl",
"timestamp": "2024-05-29T20:50:37",
"content": "wonderful writeup",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "6763026",
"author": "Mike Szczys",
"timestamp": "2024-05-29T21:31:17",
"content": "This is... | 1,760,371,900.895209 | ||
https://hackaday.com/2024/05/29/printing-a-replacement-case-for-the-thinkpad-701c/ | Printing A Replacement Case For The ThinkPad 701c | Tom Nardi | [
"laptops hacks"
] | [
"3D printed enclosure",
"replacement parts",
"thinkpad",
"Thinkpad 701c"
] | Even among ThinkPads, which are nearly universally loved by hardware hackers and Linux tinkerers alike, the 701c is a particularly rare and desirable machine. Best known for it’s “butterfly” slide out keyboard, the IBM-designed subnotebook from the mid-1990s has gained a following all its own, with active efforts to re... | 11 | 5 | [
{
"comment_id": "6762938",
"author": "Eric Mockler",
"timestamp": "2024-05-29T16:20:10",
"content": "The first thing to do when tackling a project like this is buy a whole lot of the same color filament.The second thing to do, considering the project may make it to Hackaday, is buy up about 100 brok... | 1,760,371,901.085245 | ||
https://hackaday.com/2024/05/29/how-facebook-killed-online-chat/ | How Facebook Killed Online Chat | Lewin Day | [
"Current Events",
"Featured",
"Rants",
"Slider"
] | [
"aim",
"chat",
"Facebook messenger",
"irc",
"messenger",
"msn",
"msn messenger",
"online"
] | In the early days of the internet, online conversations were an event. The technology was novel, and it was suddenly possible to socialize with a whole bunch of friends at a distance, all at once. No more calling your friends one by one, you could talk to them all at the same time!
Many of us would spend hours on IRC, ... | 84 | 37 | [
{
"comment_id": "6762894",
"author": "Ostracus",
"timestamp": "2024-05-29T14:13:48",
"content": "“Now, when you go to message a friend, you’re kind of left in to the dark as to what they’re doing and how they’re feeling. ”Sounds like a patience problem. Even before chat people were in the dark as to... | 1,760,371,901.22841 | ||
https://hackaday.com/2024/05/29/looking-forward-to-emf-2024/ | Looking Forward To EMF 2024 | Jenny List | [
"cons"
] | [
"electromagnetic field",
"emf",
"EMF 2024",
"EMF camp"
] | It’s that time of year again when some parts of our community travel out into the countryside to spend time with each other under canvas in a field somewhere with power and fast internet — it’s hacker camp season. Here in Europe that means it’s the turn of the British hackers to have the year’s large event, in the form... | 10 | 6 | [
{
"comment_id": "6762859",
"author": "David @DTL",
"timestamp": "2024-05-29T11:28:31",
"content": "See you there!",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6762872",
"author": "BT",
"timestamp": "2024-05-29T12:44:04",
"content": ... | 1,760,371,901.275268 | ||
https://hackaday.com/2024/05/29/printed-case-lets-pair-of-rtl-sdrs-go-mobile/ | Printed Case Lets Pair Of RTL-SDRs Go Mobile | Tom Nardi | [
"Peripherals Hacks"
] | [
"3D printed enclosure",
"RTL-SDR",
"USB hub"
] | We’ll admit to not fully knowing what [Jay Doscher] has planned for the pair of RTL-SDR Blog V4 software defined radios (SDRs) that are enclosed in the
slick 3D printed enclosure he’s designed
. But when has that ever stopped us from appreciating a nice design when we see one?
Inside the ventilated enclosure is the afo... | 25 | 7 | [
{
"comment_id": "6762848",
"author": "MrChristian",
"timestamp": "2024-05-29T09:09:35",
"content": "I suspect there may be an issue in their parts list – calls out / links to a USB A -> C cable, but the Startech hub uses a USB-B connector.",
"parent_id": null,
"depth": 1,
"replies": [
... | 1,760,371,902.14658 | ||
https://hackaday.com/2024/05/28/the-6809-lives-on-in-an-fpga/ | The 6809 Lives On In An FPGA | Al Williams | [
"FPGA",
"Retrocomputing"
] | [
"6809",
"fpga",
"verilog"
] | At one point, the Motorola 6809 seemed like a great CPU. At the time it was a modern 8-bit CPU and was capable of hosting position-independent code and re-entrant code. Sure, it was pricey back in 1981 (about four times the price of a Z80), but it did boast many features. However, the price probably prevented it from b... | 40 | 12 | [
{
"comment_id": "6762807",
"author": "BrightBlueJim",
"timestamp": "2024-05-29T06:39:25",
"content": "I don’t think the MPU price was a major factor. If it was, I don’t think it would have been used in the CoCo, since this was a budget computer, competing with the likes of the VIC-20 and Atari 400.... | 1,760,371,901.42764 | ||
https://hackaday.com/2024/05/28/whole-fruit-chocolate-skipping-the-sugar-by-using-the-entire-cacao-pod/ | Whole-Fruit Chocolate: Skipping The Sugar By Using The Entire Cacao Pod | Maya Posch | [
"Science"
] | [
"chocolate",
"food science"
] | Images of whole-fruit chocolate formulations after kneading at 31 °C and subsequent heating to 50 °C. The ECP concentration in the sweetening gel and the added gel concentrations in the CM are shown on the X and Y axes, respectively. (Credit: Kim Mishra et al., Nature Food, 2024)
It’s hard to imagine a world without ch... | 34 | 15 | [
{
"comment_id": "6762790",
"author": "Bonnie Robinson",
"timestamp": "2024-05-29T04:30:07",
"content": "Chocolate without the guilt. I am in…",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "6762794",
"author": "Joe",
"timestamp": "2024-05-29T04:40:50",
... | 1,760,371,901.351841 | ||
https://hackaday.com/2024/05/28/digital-meter-from-1973-a-teardown/ | Digital Meter From 1973, A Teardown | Al Williams | [
"Teardown"
] | [
"beckman",
"digital voltmeter"
] | [Thomas] found an interesting probable
millivoltmeter
with some Beckman displays. Like many instruments from that time period, this one had a lot of tobacco smoke residue inside. The display unit inside had a sticker that not only showed the company that made it, but also had their Telex number on it, another sign of t... | 8 | 5 | [
{
"comment_id": "6762779",
"author": "dave",
"timestamp": "2024-05-29T01:52:04",
"content": "In 1977 this fullblown handheld multimeter was produced:https://www.frankbishopinventor.com/the-handheld-digital-multimeter-dmm-10/Apparently it was the “first” portable DMM. There is something about red sev... | 1,760,371,901.469883 | ||
https://hackaday.com/2024/05/28/play-giant-tetris-on-second-floor-window/ | Play GiantTetrisOn Second-Floor Window | Bryan Cockfield | [
"Games",
"home hacks"
] | [
"addressable",
"browser",
"javascript",
"led",
"qr code",
"snake",
"tetris",
"window"
] | Sometimes it seems like ideas for projects spring out of nothingness from a serendipitous set of circumstances. [Maarten] found himself in just such a situation, with a combination of his existing
Tetris
novelty lamp and an awkwardly-sized window on a second-floor apartment, he was gifted with
the perfect platform for ... | 11 | 6 | [
{
"comment_id": "6762715",
"author": "Paul",
"timestamp": "2024-05-28T20:25:04",
"content": "Also, MIT’s take on it, much larger:https://hacks.mit.edu/Hacks/by_year/2012/tetris/",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6763096",
"author": "geek... | 1,760,371,901.698353 | ||
https://hackaday.com/2024/05/28/spark-plug-becomes-glass-cutter/ | Spark Plug Becomes Glass Cutter | Navarre Bartz | [
"classic hacks",
"Tool Hacks"
] | [
"cutting glass",
"glass cutter",
"rotary tool",
"spark plug"
] | Sometimes a hack doesn’t need to be rocket science to be useful. Take for instance [MofigoDIY] using an old spark plug to
build a glass cutter
.
Sure, going to grab a glass cutter at the hardware store might be easy, but there’s something satisfying about going the DIY route. [MofigoDIY]’s version of this classic hack ... | 15 | 5 | [
{
"comment_id": "6762690",
"author": "Tweepy",
"timestamp": "2024-05-28T19:39:07",
"content": "Well, everybody knows that spark plug ceramic will break car window, while road pebble won’t.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6762695",
"aut... | 1,760,371,901.754027 | ||
https://hackaday.com/2024/05/28/keebin-with-kristina-the-one-with-the-auto-harp-typewriter/ | Keebin’ With Kristina: The One With The Auto Harp Typewriter | Kristina Panos | [
"Hackaday Columns",
"Peripherals Hacks"
] | [
"AlphaSmart",
"AlphaSmart NEO",
"arcboard",
"auto harp",
"autoharp",
"ergonomic keyboard",
"expensive keycaps",
"typewriter shop"
] | Image by [crazymittens-r] via
reddit
Where do I even begin with this one? Let’s start with the reasoning behind this giant beast’s existence, and that is medical necessity. [crazymittens-r] needed something that would let them keep working, and after many hours and many versions,
this is the current iteration of their ... | 6 | 6 | [
{
"comment_id": "6762660",
"author": "Foldi-One",
"timestamp": "2024-05-28T18:26:38",
"content": "That Arcboard looks really crazy, in a good way, and really should get used for the control console in some sci-fi series. Though I think some of the previous revisions might be preferable by their look... | 1,760,371,901.807529 | ||
https://hackaday.com/2024/05/28/rotary-phone-lives-on-as-arduino-kitchen-timer/ | Rotary Phone Lives On As Arduino Kitchen Timer | Tom Nardi | [
"Arduino Hacks",
"classic hacks"
] | [
"Arduino Uno",
"phone ringer",
"rotary phone"
] | It’s safe to say that few people still use rotary phones on a daily basis. Hell, most of us don’t even use landline telephones anymore. But just because these classic phones are no longer being used for their original purpose doesn’t necessarily mean they’re doomed to become e-waste.
[Scott-28] recently sent in a parti... | 5 | 3 | [
{
"comment_id": "6762643",
"author": "Observer",
"timestamp": "2024-05-28T17:10:33",
"content": "Initially, I cringed over the destruction of what might have been a cool vintage phone, until I saw the project photos… somebody had already butchered/Frankenstein-ed this thing a long time ago.As a mat... | 1,760,371,901.634045 | ||
https://hackaday.com/2024/05/28/the-tragic-story-of-the-ill-fated-supergun/ | The Tragic Story Of The Ill-Fated Supergun | Lewin Day | [
"Engineering",
"Featured",
"History",
"Original Art",
"Slider"
] | [
"artillery",
"Gerald Bull",
"gun",
"HAARP",
"supergun"
] | In the annals of ambitious engineering projects, few have captured the imagination and courted controversy quite like Gerald Bull’s Supergun. Bull, a Canadian artillery expert, envisioned a gun that could shoot payloads directly into orbit. In time, his ambition led him down a path that ended in both tragedy and unfini... | 63 | 19 | [
{
"comment_id": "6762606",
"author": "Tim McN",
"timestamp": "2024-05-28T14:50:55",
"content": "The discussion I’dreallylike read—one that would satisfy both my down-to-earth engineer and my sky-high futurist dreamer—is: What would it take for single-stage-to-orbit (SSTO) to become a reality? Like… ... | 1,760,371,902.031448 | ||
https://hackaday.com/2024/05/28/feast-your-eyes-on-these-ai-generated-sounds/ | Feast Your Eyes On These AI-Generated Sounds | Tom Nardi | [
"Artificial Intelligence",
"Software Hacks"
] | [
"diffusion model",
"spectrogram",
"steganography"
] | The radio hackers in the audience will be familiar with a spectrogram display, but for the uninitiated, it’s basically a visual representation of how a range of frequencies are changing with time. Usually such a display is used to identify a clear transmission in a sea of noise, but with the right software, it’s possib... | 7 | 4 | [
{
"comment_id": "6762580",
"author": "PPJ",
"timestamp": "2024-05-28T12:30:41",
"content": "That is quite interesting. But I must disagree with this statement:” Unfortunately, the audio side of such a trick generally sounds like gibberish to human ears. Or at least, it used to.”Software inserting vi... | 1,760,371,902.326666 | ||
https://hackaday.com/2024/05/28/adafruit-badges-turned-electronic-invitations/ | Adafruit Badges Turned Electronic Invitations | Tom Nardi | [
"Games",
"Microcontrollers"
] | [
"electronic badge",
"invite",
"makecode",
"pybadge"
] | Despite what you might have heard, even the most devout Hackaday readers may eventually find themselves getting married. Should you ever find yourself in a situation where you need to send out invitations for your big day, or any other major celebration for that matter, you could do worse than follow the example
[Mokas... | 8 | 2 | [
{
"comment_id": "6762559",
"author": "H Hack",
"timestamp": "2024-05-28T11:00:24",
"content": "The real cost is the marriage. Don’t do it. You can live perfectly happy without getting married.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6762564",
... | 1,760,371,902.081829 | ||
https://hackaday.com/2024/05/27/an-improved-spectrometer-no-lasers-required/ | An Improved Spectrometer, No Lasers Required | Dan Maloney | [
"digital cameras hacks"
] | [
"bayer filter",
"color filter array",
"diffraction",
"Fuji",
"machine learning",
"spectrometer",
"spectroscopy",
"spectrum"
] | Here at Hackaday, we love it when someone picks up the ball from a previous project and runs with it. That’s what we’re all about, really — putting out cool projects that just might stimulate someone else to extend and enhance it, or even head off in an entirely new direction. That’s how the state of the art keeps movi... | 23 | 6 | [
{
"comment_id": "6762531",
"author": "C",
"timestamp": "2024-05-28T07:39:26",
"content": "That’s not a Spectrometer. It’s is a Spectroguesser.I’ve seen better implementations using a CD, a box with a slit and a camera.You can also use color filters in front of a camera/light sensor (side to side, or... | 1,760,371,902.27268 | ||
https://hackaday.com/2024/05/27/recycling-of-portland-cement-and-steel-in-electric-arc-furnaces/ | Recycling Of Portland Cement And Steel In Electric Arc Furnaces | Maya Posch | [
"green hacks",
"Science"
] | [
"cement",
"Electric arc furnace",
"recycling"
] | The use of concrete and steel have both become the bedrock of modern-day construction, which of course also means that there is a lot of both which ends up as waste once said construction gets demolished again. While steel is readily recyclable, the Portland cement that forms the basis of concrete so far is not. Althou... | 25 | 9 | [
{
"comment_id": "6762562",
"author": "Mystick",
"timestamp": "2024-05-28T11:13:04",
"content": "There was a book, I don’t recall the name, wherein the people of a desert wasteland in the future extracted water from the concrete works of ruined cities.",
"parent_id": null,
"depth": 1,
"re... | 1,760,371,902.211623 | ||
https://hackaday.com/2024/05/27/connecting-and-using-high-capacity-batteries-in-parallel/ | Connecting (And Using) High-Capacity Batteries In Parallel | Bryan Cockfield | [
"Battery Hacks"
] | [
"18650",
"battery",
"cell balancing"
] | For those willing to put some elbow grease into it, there is an almost unlimited supply of 18650 lithium ion batteries around for cheap (or free) just waiting to be put into a battery pack of some sort. Old laptop and power tool batteries are prime sources, as these often fail because of one bad cell while the others a... | 14 | 8 | [
{
"comment_id": "6762469",
"author": "Gösta",
"timestamp": "2024-05-27T23:38:01",
"content": "Very neat :-)",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "6762506",
"author": "Jouni",
"timestamp": "2024-05-28T05:36:12",
"content": "I don’t get this... | 1,760,371,902.379679 | ||
https://hackaday.com/2024/05/27/the-emperors-new-computer/ | The Emperor’s New Computer | Al Williams | [
"computer hacks"
] | [
"desk",
"liquid cooling",
"pc",
"standing desk"
] | You walk into a home office and see an attractive standing desk that appears bare. Where’s the computer? Well, if it is [DIY Perk]’s office, the desk
is
the computer. Like a transformer robot, the
desk transforms
into a good-looking PC.
He starts with a commercial desk and creates a replacement desktop out of some alum... | 57 | 19 | [
{
"comment_id": "6762424",
"author": "Hirudinea",
"timestamp": "2024-05-27T21:15:03",
"content": "Very nice but you know the Emperor’s new clothes was a tale about gullibility so if the title is to match the video the computer in the desk should be a 386.",
"parent_id": null,
"depth": 1,
... | 1,760,371,902.486016 | ||
https://hackaday.com/2024/05/27/a-system-board-for-the-8008/ | A System Board For The 8008 | Bryan Cockfield | [
"Microcontrollers"
] | [
"8008",
"chip",
"intel",
"microcontroller",
"processor",
"retro",
"retrocomputing",
"stm32",
"system board",
"x86"
] | Intel processors, at least for PCs, are ubiquitous and have been for decades. Even beyond the chips specifically built by Intel, other companies have used their instruction set to build chips, including AMD and VIA, for nearly as long. They’re so common the shorthand “x86” is used for most of these processors, after In... | 27 | 8 | [
{
"comment_id": "6762395",
"author": "Joshua",
"timestamp": "2024-05-27T18:29:57",
"content": "“The 8008 predates any x86 processor by about six years and was among the first mass-produced 8-bit processors even before the well-known 8080.”The i8080 was a mistake, though. It was early being supersede... | 1,760,371,902.55242 | ||
https://hackaday.com/2024/05/27/camera-and-lens-repair-hack-chat/ | Camera And Lens Repair Hack Chat | Dan Maloney | [
"Hackaday Columns",
"Slider"
] | [
"Hack Chat"
] | Join us on Wednesday, May 29 at noon Pacific for the
Camera and Lens Repair Hack Chat
with
Anthony Kouttron
!
Unlike the normies, most of us are pretty comfortable looking under the hood of just about anything electronic or mechanical. Whether it’s to effect a repair, make a modification, or just to take a look around,... | 13 | 8 | [
{
"comment_id": "6762461",
"author": "transistor-man",
"timestamp": "2024-05-27T22:49:01",
"content": "Looking forward to it!",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "6762486",
"author": "miked",
"timestamp": "2024-05-28T01:39:21",
"content":... | 1,760,371,902.609881 | ||
https://hackaday.com/2024/05/27/the-long-road-towards-reverse-engineering-the-esp32-wi-fi-driver/ | The Long Road Towards Reverse Engineering The ESP32 Wi-Fi Driver | Maya Posch | [
"Microcontrollers",
"Reverse Engineering"
] | [
"ESP32",
"reverse engineering"
] | Although much of the software that runs on the ESP32 microcontroller is open source, the Wi-Fi driver is not. Instead, it uses a proprietary binary blob. This was no problem for [Jasper Devreker]’s reverse-engineering of the ESP32’s Wi-Fi stack so far until he came face to face with
reverse-engineering the initializati... | 15 | 6 | [
{
"comment_id": "6762340",
"author": "Mike",
"timestamp": "2024-05-27T12:34:15",
"content": "Would really be great to make ESP32 fully open source! Keep on, thanks!",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "6762345",
"author": "James",
"timestam... | 1,760,371,902.665381 | ||
https://hackaday.com/2024/05/27/reinventing-rotary-switches-with-stepper-motors/ | Reinventing Rotary Switches With Stepper Motors | Al Williams | [
"Parts",
"Tech Hacks"
] | [
"relay",
"rotary switch",
"switch"
] | When you need to make very tiny measurements, even noise in closed relays can throw you off. [Marco] was able to observe this effect and wanted to build a switch that didn’t have this problem. He found a technical paper that used rotary switches operated by stepper motors instead of relays. So he decided to try making ... | 22 | 10 | [
{
"comment_id": "6762319",
"author": "Assad Ebrahim",
"timestamp": "2024-05-27T10:37:58",
"content": "Fantastic build – incredible results, superb design and quality. Nice work on the video narrative: the witty remarks sprinkled throughout the video make for many smiles throughout the otherwise eff... | 1,760,371,902.880871 | ||
https://hackaday.com/2024/05/26/so-whats-all-this-halow-long-range-wifi-about-then/ | So What’s All This HaLow Long-Range WiFi About Then? | Jenny List | [
"Network Hacks"
] | [
"802.11ah",
"HaLow",
"networking"
] | We’re all used to wireless networking, but if there’s one thing the ubiquitous WiFi on 2.4 or 5 GHz lacks, it’s range. Inside buildings, it will be stopped in its tracks by anything more than a mediocre wall, and outside, it can be difficult to connect at any useful rate more than a few tens of metres away without reso... | 18 | 10 | [
{
"comment_id": "6762281",
"author": "ono",
"timestamp": "2024-05-27T06:39:49",
"content": "I´m surprised, because the Wikipedia article states that HaLow uses a usb-GHz (900MHz) carrier, so where does this “5G variant” comes from ?",
"parent_id": null,
"depth": 1,
"replies": [
{
... | 1,760,371,902.985764 | ||
https://hackaday.com/2024/05/26/hunting-for-part-numbers-analyzing-the-buck-converter-on-mini-560-modules/ | Hunting For Part Numbers: Analyzing The Buck Converter On Mini 560 Modules | Maya Posch | [
"Reverse Engineering"
] | [
"buck converter module"
] | Some of us may have recently stumbled over these mysterious ‘Mini 560’ synchronous buck converter modules at various e-shopping websites. These little modules claim to take in 7-20 VDC and output whatever voltage they’re configured for (e.g., 5 VDC). What IC is used on these modules? Since the IC on these modules has h... | 17 | 7 | [
{
"comment_id": "6762260",
"author": "pelrun",
"timestamp": "2024-05-27T02:54:04",
"content": "The way the chinese manufacturing sector works, anything that sells and can be cloned *will* be cloned. So the laser etching is an attempt to obscure an otherwise trivial design so the original manufacture... | 1,760,371,903.216611 | ||
https://hackaday.com/2024/05/26/hackaday-links-may-26-2024/ | Hackaday Links: May 26, 2024 | Dan Maloney | [
"Hackaday Columns",
"Hackaday links"
] | [
"astronaut",
"Blue Origin",
"car repair",
"compiler",
"emfcamp",
"fax",
"hackaday links",
"massachusetts",
"New Shepard",
"shop manual",
"shrub",
"surplus",
"Teardown 2024"
] | Another day, another crop of newly minted minimal astronauts, as Blue Origin’s New Shepard made a successful suborbital flight this week. Everything seemed to go according to plan, at least until right at the end, when
an “unexpected foliage contingency”
made astronaut egress a little more complicated than usual. The N... | 5 | 4 | [
{
"comment_id": "6762243",
"author": "The Commenter Formerly Known As Ren",
"timestamp": "2024-05-27T00:34:57",
"content": "The You-Do-It Electronics site looks pretty picked over.",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "6762250",
"author": "David",... | 1,760,371,902.929226 | ||
https://hackaday.com/2024/05/26/icq-will-shut-down-on-june-26-this-year/ | ICQ Will Shut Down On June 26 This Year | Maya Posch | [
"News",
"Slider"
] | [
"ICQ",
"instant messenger"
] | In many ways, ICQ has always been a bit of a curiosity. It was one of the first major instant messenger clients of the 1990s. It saw broad uptake alongside the likes of AOL Instant Messenger and MSN Messenger. Yet, it outlasted both of them despite not being attached to an industrial juggernaut like AOL or Microsoft. A... | 29 | 20 | [
{
"comment_id": "6762194",
"author": "Danjovic",
"timestamp": "2024-05-26T20:37:20",
"content": "a-au!!!Goodbye!",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "6762198",
"author": "Iván Stepaniuk",
"timestamp": "2024-05-26T20:57:55",
"content": "Ad... | 1,760,371,903.048988 | ||
https://hackaday.com/2024/05/26/how-do-you-fill-the-1n34-void/ | How Do You Fill The 1N34 Void? | Jenny List | [
"Parts"
] | [
"1N34",
"diode",
"germanium"
] | The germanium point contact diode, and almost every semiconductor device using germanium, is now obsolete. There was a time when almost every television or radio would have contained one or two of them, but the world has moved on from both analogue broadcasting and discrete analogue electronics in its lower-frequency R... | 31 | 15 | [
{
"comment_id": "6762145",
"author": "cliff claven",
"timestamp": "2024-05-26T17:43:16",
"content": "Why would I move away from it for my own projects? I have a significant stock on hand, and have since I was in uni, adding to it periodically as chance permitted. I added more to it a few months ago ... | 1,760,371,903.413001 | ||
https://hackaday.com/2024/05/26/weird-old-stereo-accessories/ | Weird Old Stereo Accessories | Al Williams | [
"home entertainment hacks"
] | [
"audio",
"hi-fi",
"stereo"
] | Some people trick out their cars. Some, their computers. There are even people who max out their audio systems, although back in 1979, there was more of that going on, probably, than today where you discresionary income is split so many ways. Case in point: [Alan Cross]
remembers how excited he was to get the Radio Sha... | 25 | 16 | [
{
"comment_id": "6762113",
"author": "PinheadBE",
"timestamp": "2024-05-26T14:20:02",
"content": "I’d be delighted to see a schematics and/or a teardown of that Atari Light synthesizer",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6762149",
"author"... | 1,760,371,903.343813 | ||
https://hackaday.com/2024/05/25/everything-you-ever-wanted-to-know-about-the-uln2003/ | Everything You Ever Wanted To Know About The ULN2003 | Donald Papp | [
"Parts"
] | [
"darlington",
"deep dive",
"npn",
"uln2003"
] | The ULN2003 IC is an extremely versatile part,
and with the help of [Hulk]’s deep dive
, you might just get some new ideas about how to use this part in your own projects.
Each of the seven outputs works like this simplified diagram.
Inside the ULN2003 you’ll find seven high-voltage and high-current NPN
Darlington pair... | 27 | 9 | [
{
"comment_id": "6761908",
"author": "przemek",
"timestamp": "2024-05-25T14:52:44",
"content": "The entire chip also has a combined current limit of 600mA so you can’t really parallel the individual transistors for higher output. Even using separate chip packages to increase output current capacity ... | 1,760,371,903.48913 | ||
https://hackaday.com/2024/05/25/basic-classroom-management/ | BASIC Classroom Management | Bryan Cockfield | [
"Retrocomputing",
"Software Hacks"
] | [
"8086",
"basic",
"classroom",
"docker",
"education",
"emulation",
"software",
"x86"
] | While we don’t see it used very often these days, BASIC was fairly revolutionary in bringing computers to the masses. It was one of the first high-level languages to catch on and make computers useful for those who didn’t want to (or have time) to program them in something more complex. But that doesn’t mean it wasn’t ... | 22 | 8 | [
{
"comment_id": "6761883",
"author": "Ostracus",
"timestamp": "2024-05-25T11:50:56",
"content": "Pretty much, the spreadsheets carried the masses the rest of the way. While the techno-elite complain about, “right tool for the job”.",
"parent_id": null,
"depth": 1,
"replies": [
{
... | 1,760,371,903.280343 | ||
https://hackaday.com/2024/05/25/hype-robot-rocks-out-with-the-twitch-chat/ | Hype Robot Rocks Out With The Twitch Chat | Lewin Day | [
"Robots Hacks"
] | [
"robot",
"twitch",
"twitch chat"
] | Have you ever wished for an automaton that can get the party started, raise the roof, and all that? You’ll want to meet
[DJ Pfeif]’s Flippin Rhobot
, then. He’s a hype bot from the world of Twitch streaming, and he apparently knows how to party.
Flippin Rhobot is controlled by an ESP32 that listens into the chat on [DJ... | 1 | 1 | [
{
"comment_id": "6762494",
"author": "choc",
"timestamp": "2024-05-28T03:11:24",
"content": "love the small computer and magnet interaction!",
"parent_id": null,
"depth": 1,
"replies": []
}
] | 1,760,371,905.130888 | ||
https://hackaday.com/2024/05/24/linear-led-clock-looks-decidedly-vintage/ | Linear LED Clock Looks Decidedly Vintage | Kristina Panos | [
"clock hacks"
] | [
"clock",
"mid-century",
"RGB LED strip",
"RGB LEDs",
"triangles",
"wemos d1 mini"
] | We just love a good clock around here, and
something about those triangles gives this linear LED clock a deliciously mid-century vibe
. If you’ve read these pages for any length of time, you know that [andrei.erdei] loves clocks as much as we do, and is always coming up with interesting ways of displaying the passage o... | 3 | 3 | [
{
"comment_id": "6761861",
"author": "fexwey",
"timestamp": "2024-05-25T07:42:34",
"content": "With all ws28xx strip projects, I find the missing cooling slots while completely isolating the LEDs concerning. PETG/ABS is not optional with this designs…Other than that: really neat project, gonna build... | 1,760,371,905.028808 | ||
https://hackaday.com/2024/05/24/regular-expressions-finally-come-to-microsoft-excel/ | Regular Expressions Finally Come To Microsoft Excel | Dan Maloney | [
"Software Hacks"
] | [
"excel",
"regex",
"regular expressions"
] | There are two types of people in the world: those who have no idea what a regular expression is, and those who not only know what they are but can compose them on the fly and tend to use them in situations where they’re clearly not called for. And it’s that latter camp, of which we consider ourself a proud member, that... | 29 | 16 | [
{
"comment_id": "6761833",
"author": "ben",
"timestamp": "2024-05-25T02:39:17",
"content": "The guy in the video pronounced regex wrong. You’re supposed to roll the “r.”",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "6761837",
"author": "leo60228",
"t... | 1,760,371,905.348019 | ||
https://hackaday.com/2024/05/24/tentacle-robot-wants-to-hold-you-gently/ | Tentacle Robot Wants To Hold You Gently | Navarre Bartz | [
"Robots Hacks"
] | [
"biomimetic",
"biomimicry",
"entanglement grasping",
"pneumatic",
"pneumatic robot",
"robot",
"robot arm",
"robotic arm",
"soft robot",
"tentacle"
] | Human hands are remarkable pieces of machinery, so it’s no wonder many robots are designed after their creators. The amount of computation required to properly attenuate the grip strength and position of a hand is no joke though, so what if you took a
tentacular approach to grabbing things
instead?
Inspired by ocean cr... | 16 | 9 | [
{
"comment_id": "6761782",
"author": "CityZen",
"timestamp": "2024-05-24T23:05:34",
"content": "Looks like it still has a ways to go before the typical hentai/h/h/h/h/h/h anime fan will be satisfied.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6761793",
... | 1,760,371,905.083612 | ||
https://hackaday.com/2024/05/24/building-an-8-color-automated-filament-changer/ | Building An 8-Color Automated Filament Changer | Lewin Day | [
"3d Printer hacks"
] | [
"3d printer",
"3d printing",
"automated filament change",
"filament"
] | Multi-filament printing can really open up possibilities for your prints, even more so the more filaments you have.
Enter the 8-Track from [Armored_Turtle]
, which will swap between 8 filaments for you!
The system is modular, with each spool of filament installed in a drybox with its own filament feeder .The dryboxes c... | 12 | 3 | [
{
"comment_id": "6761766",
"author": "The Commenter Formerly Known As Ren",
"timestamp": "2024-05-24T22:07:25",
"content": "As a high school student in the 1970s, it’s nice to know 8-Track is back!",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "6761775",
"... | 1,760,371,905.441212 | ||
https://hackaday.com/2024/05/26/2024-business-card-challenge-adding-some-refinement-to-breadboard-power-supplies/ | 2024 Business Card Challenge: Adding Some Refinement To Breadboard Power Supplies | Bryan Cockfield | [
"contests"
] | [
"battery",
"boost",
"breadboard",
"power supply",
"prototype",
"prototyping",
"switch mode",
"usb"
] | For small electronics projects, prototyping a design on a breadboard is a must to iron out kinks in the design and ensure everything works properly before a final version is created. The power supply for the breadboard is often overlooked, with newcomers to electronics sometimes using a 9V battery and regulator or a ch... | 6 | 5 | [
{
"comment_id": "6762094",
"author": "biuro",
"timestamp": "2024-05-26T11:57:41",
"content": "“The power supply for the breadboard is often overlooked, with newcomers to electronics sometimes using a 9V battery and regulator or a cheap USB supply to get a quick 5V source. We might eventually move on... | 1,760,371,905.223341 | ||
https://hackaday.com/2024/05/26/homebrew-computer-from-the-ground-up/ | Homebrew Computer From The Ground Up | Bryan Cockfield | [
"computer hacks"
] | [
"555 timer",
"clock",
"computer",
"counter",
"diy",
"machine code",
"memory",
"transistor"
] | Building a retro computer of some sort is a rite of passage for many of us, with some building replicas or restorations of old Commodores, Ataris, and other machines from decades past. Others go even further back, to the time of the Intel 8008 or earlier, and a dedicated few will build something completely novel. This ... | 12 | 7 | [
{
"comment_id": "6762046",
"author": "OH3MVV",
"timestamp": "2024-05-26T08:21:38",
"content": "I think that it is a sequencer rather than a computer. No ALU, no conditonal jumps, did not see any method to writing RAM except the switches. Nice looking project though.",
"parent_id": null,
"dep... | 1,760,371,905.280919 | ||
https://hackaday.com/2024/05/25/the-secret-behind-the-motion-of-microsofts-bendy-mouse/ | The Secret Behind The Motion Of Microsoft’s Bendy Mouse | Donald Papp | [
"Peripherals Hacks",
"Teardown"
] | [
"arc mouse",
"folding mouse",
"teardown"
] | The Surface Arc is a designed-for-travel mouse that carries flat, but curves into shape for use. It even turns on when it’s bent and shuts itself off when it’s flat. The device isn’t particularly new, but [Mr Teardown] was a bit surprised at the lack of details about what’s inside so
tears it down in a video
to reveal ... | 7 | 3 | [
{
"comment_id": "6762049",
"author": "helge",
"timestamp": "2024-05-26T08:50:28",
"content": "Gotta love a teardown that ends with the device being fully put together again.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6762075",
"author": "poiuyt",... | 1,760,371,905.183277 | ||
https://hackaday.com/2024/05/25/one-mans-trash-is-a-rare-60000-historical-computer/ | One Man’s Trash Is… A Rare $60,000 Historical Computer | Al Williams | [
"Retrocomputing"
] | [
"8008",
"Q1",
"retrocomputer"
] | According to Smithsonian Magazine, a salvage company in London was cleaning out a property and found an odd-looking computer device. No one knew what it was, and they couldn’t find anything with a quick online search. The devices in question were two ultra-rare
Q1 computers
dating from the early 1970s.
While these mach... | 11 | 5 | [
{
"comment_id": "6762034",
"author": "BotherSaidPooh",
"timestamp": "2024-05-26T06:44:46",
"content": "As it happens, I have an 8088 here. Think I saw one of these in “Star Trek TNG”",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6762289",
"author": ... | 1,760,371,905.393696 | ||
https://hackaday.com/2024/05/25/germanys-solar-expansion-and-the-negative-effects-of-electricity-overproduction/ | Germany’s Solar Expansion And The Negative Effects Of Electricity Overproduction | Maya Posch | [
"green hacks",
"News"
] | [
"green power",
"low-carbon power"
] | Amidst the push for more low-carbon energy, we see the demolishing of one of the pillars of electric grids: that of a careful balancing between supply and demand. This is not just a short-term affair. It also affects the construction of new power plants, investments in transmission capacity, and so on. The problem with... | 184 | 27 | [
{
"comment_id": "6761965",
"author": "SipsTea.....",
"timestamp": "2024-05-25T23:08:28",
"content": "Dump your surplus into electrolysis and store the hydrogen till its profitable to sell or run through fuel cells.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id... | 1,760,371,905.766818 | ||
https://hackaday.com/2024/05/25/how-a-dos-format-blunder-revealed-some-priceless-source-code/ | How A DOS Format Blunder Revealed Some Priceless Source Code | Jenny List | [
"Games",
"Retrocomputing"
] | [
"games",
"sierra online",
"source code",
"Space Quest II"
] | As those of us who worked in the consumer software world back when physical media was king can attest, when a master disc has been sent for duplication and distribution there is no turning back from whatever code is in the hands of thousands of users. Usually such worries were confined to bugs or inadvertently sending ... | 14 | 8 | [
{
"comment_id": "6761952",
"author": "CJay",
"timestamp": "2024-05-25T21:12:00",
"content": "We used to buy boxes of “blank” 3.5″ floppies from a company called Chicken Shit Software, they were dirt cheap because they were overstock from a duplication house and Chicken Shit’s labels were stuck ove t... | 1,760,371,905.820004 | ||
https://hackaday.com/2024/05/25/a-look-at-3d-printed-shoes-hybrid-fully-printed-and-plain-weird/ | A Look At 3D Printed Shoes: Hybrid, Fully Printed And Plain Weird | Maya Posch | [
"Tech Hacks",
"Wearable Hacks"
] | [
"3d printed shoes",
"Additive Manufacturing"
] | In the eternal quest to find more things to do with 3D printers, shoes have been in the spotlight for a while now. But how practical is additive manufacturing in this field really?
Adidas Ultra 4D running shoes with 3D printed midsole.
This is where [Joel Telling] of the
3D Printing Nerd
YouTube
channel puts in his two... | 7 | 7 | [
{
"comment_id": "6761921",
"author": "Ethan Waldo",
"timestamp": "2024-05-25T17:11:03",
"content": "Looks like Joel will be a great dance partner.",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "6761922",
"author": "LordNothing",
"timestamp": "2024-05-2... | 1,760,371,905.873775 | ||
https://hackaday.com/2024/05/24/hackaday-podcast-episode-272-desktop-edm-silence-of-the-leaves-and-the-tyranny-of-the-rocket-equation/ | Hackaday Podcast Episode 272: Desktop EDM, Silence Of The Leaves, And The Tyranny Of The Rocket Equation | Dan Maloney | [
"Hackaday Columns",
"Podcasts"
] | [
"Hackaday Podcast"
] | With Elliot off on vacation, Tom and Dan made a valiant effort to avoid the dreaded “clip show” and provide you with the tastiest hacker treats of the week. Did they succeed? That’s not for us to say, but if you’re interested in things like non-emulated N64 games and unnecessarily cool filament sensors, this just might... | 1 | 1 | [
{
"comment_id": "6762389",
"author": "Jeremy O'Cassan",
"timestamp": "2024-05-27T18:01:26",
"content": "I want to make a Science Fiction suggestion for highly technically capable hackers to contemplate seriously concerning your excellent segment on why getting into LEO is so difficult. Do the math ... | 1,760,371,905.916456 | ||
https://hackaday.com/2024/05/24/dynamic-buttons-are-weird-blobs-you-can-press/ | Dynamic Buttons Are Weird Blobs You Can Press | Lewin Day | [
"Tech Hacks"
] | [
"button",
"dynamic button",
"electroosmotic pump",
"interface"
] | Imagine a flat surface that has no buttons on it, until they raise up like bubbles of goo for you to touch them. The Future Interface Group at Carnegie-Mellon has apparently developed just that.
They’re calling the technology DynaButtons
, and they look kinda weird…and very awesome.
The buttons use electro-osmotic pump... | 22 | 9 | [
{
"comment_id": "6761677",
"author": "The Commenter Formerly Known As Ren",
"timestamp": "2024-05-24T15:47:08",
"content": "I’m sure these will find a use in sexbots.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6761682",
"author": "ThoriumBR",
... | 1,760,371,906.036535 | ||
https://hackaday.com/2024/05/24/this-week-in-security-drama-at-the-c-level-escape-injection-and-audits/ | This Week In Security: Drama At The C-Level, Escape Injection, And Audits | Jonathan Bennett | [
"Hackaday Columns",
"News",
"Security Hacks"
] | [
"ansi",
"Code Audit",
"dns",
"This Week in Security"
] | There was something of a mystery this week, with
the
c.root-servers.net
root DNS server falling out of sync with it’s 12 siblings
. That’s odd in itself, as these are the 13 servers that keep DNS working for the whole Internet. And yes, that’s a bit of a simplification, it’s not a single server for any of the 13 entiti... | 6 | 5 | [
{
"comment_id": "6761673",
"author": "llama-kin",
"timestamp": "2024-05-24T15:33:22",
"content": "Nice try HAD, I ain’t clicking the google phishing quiz link without verification",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "6761734",
"author": "Jack Dan... | 1,760,371,905.968867 | ||
https://hackaday.com/2024/05/24/console-calculator-moves-one-step-closer-to-original-design/ | Console Calculator Moves One Step Closer To Original Design | Dan Maloney | [
"Retrocomputing"
] | [
"calulator",
"console",
"gps",
"logarithm",
"nixie",
"pic",
"retrocomputing",
"Wang"
] | With smartphone apps and spreadsheets being the main ways people crunch their numbers nowadays, there’s not much call for a desktop calculator. Or any other physical calculator, for that matter. Which is all the more reason to appreciate
this Wang 300-series calculator console’s revival through a new electronic backen... | 14 | 8 | [
{
"comment_id": "6761562",
"author": "Bob Alexander",
"timestamp": "2024-05-24T11:58:25",
"content": "Thanks for the write-up!",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "6761567",
"author": "IIVQ",
"timestamp": "2024-05-24T12:14:23",
"content":... | 1,760,371,906.09054 | ||
https://hackaday.com/2024/05/24/locate-faults-with-the-leakseeker-89r/ | Locate Faults With The Leakseeker-89R | Lewin Day | [
"Tool Hacks"
] | [
"lab equipment",
"resistance meter",
"short circuit",
"tool",
"tool hacks"
] | Have you ever needed to hunt down a short circuit, but you’ve had no idea where it is or how it’s happening? As it turns out, there are tools to help in that regard.
Enter the Leakseeker-89R.
The device is able to help hunt down short circuits that measure anywhere from 0 to 300 ohms. The device is typically used with ... | 29 | 8 | [
{
"comment_id": "6761536",
"author": "Alandh",
"timestamp": "2024-05-24T09:45:28",
"content": "I use a thermal camera. Saved my day a few times",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6761857",
"author": "f",
"timestamp": "2024-05-25T0... | 1,760,371,906.294944 | ||
https://hackaday.com/2024/05/23/lightweight-haptic-gloves-with-electro-osmotic-pump-arrays/ | Lightweight Haptic Gloves With Electro-Osmotic Pump Arrays | Lewin Day | [
"Wearable Hacks"
] | [
"electroosmotic pump",
"haptic",
"haptic glove"
] | Now that we have decent VR goggles, the world is more desperate than ever for a decent haptic interface for interacting with computers. We might be seeing a new leap forward in
this wild new haptic glove design
from the Future Interfaces Group at Carnegie Mellon University.
Feeling different surfaces in VR is possible ... | 12 | 6 | [
{
"comment_id": "6761492",
"author": "Shinsukke",
"timestamp": "2024-05-24T06:36:53",
"content": "Wow! That’s very cool! Hope they can shrink the bulky gloves into something nice and sleek.VR is pretty cool, alas i don’t own a headset, but that is partly because i haven’t found a compelling enough e... | 1,760,371,906.154649 | ||
https://hackaday.com/2024/05/23/roboticized-3d-printer-has-been-developing-shock-absorbing-structures-for-years/ | Roboticized 3D Printer Has Been Developing Shock Absorbing Structures For Years | Lewin Day | [
"3d Printer hacks"
] | [
"3d printing",
"robot"
] | Imagine you want to iterate on a shock-absorbing structure design in plastic. You might design something in CAD, print it, then test it on a rig. You’ll then note down your measurements, and repeat the process again. But what if a robot could do all that instead, and do it for years on end?
That’s precisely what’s been... | 14 | 8 | [
{
"comment_id": "6761445",
"author": "J",
"timestamp": "2024-05-24T02:20:41",
"content": "The machines will take over soon, if they haven’t already",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6761457",
"author": "scott_tx",
"timestamp": "2... | 1,760,371,906.210863 | ||
https://hackaday.com/2024/05/23/orange-fm-brings-radio-to-the-gameboy/ | Orange FM Brings Radio To The GameBoy | Navarre Bartz | [
"Games",
"handhelds hacks",
"Radio Hacks"
] | [
"fm radio",
"game boy",
"game boy cartridge",
"game boy hacks",
"nintendo",
"Nintendo Game Boy"
] | We’ve all been there. You left your Walkman at home and only have your trusty Game Boy. You want to take a break and just listen to some tunes. What to do? [orangeglo] has the answer now with the
Orange FM cartridge
.
This prototype cart features an onboard antenna or can also use the 3.5 mm headphone/antenna port on t... | 12 | 6 | [
{
"comment_id": "6761594",
"author": "Panondorf",
"timestamp": "2024-05-24T12:49:27",
"content": "Heavy SighAll the cool radio hardware comes years after any content worth listening to.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6762175",
"author... | 1,760,371,906.366367 | ||
https://hackaday.com/2024/05/23/almost-breaking-the-world-record-for-the-tiniest-humanoid-robot-but-not-quite/ | Almost Breaking The World Record For The Tiniest Humanoid Robot, But Not Quite | Lewin Day | [
"Robots Hacks"
] | [
"guinness",
"robot",
"robotics",
"tiny robots"
] | Did you know there is a Guinness World Record for the smallest humanoid robot? We didn’t either, but apparently this is a challenge attracting multiple competitors.
[Lidor Shimoni] had a red hot go at claiming the record, but came up ever so slightly short. Or tall.
The former record holder was measured at 141 mm, so [... | 14 | 6 | [
{
"comment_id": "6761349",
"author": "Clovis Fritzen",
"timestamp": "2024-05-23T20:16:10",
"content": "60mm is hard to beat, motors, batteries and PCBs are shrinked to a point, after that you are surrended.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6761... | 1,760,371,906.713367 | ||
https://hackaday.com/2024/05/23/turning-an-atx-psu-into-a-variable-bench-supply/ | Turning An ATX PSU Into A Variable Bench Supply | Lewin Day | [
"Tool Hacks"
] | [
"atx",
"ebay",
"parts",
"power supply",
"tools"
] | Bench power supplies can sometimes be frustratingly expensive and also kind of limited. If you’re enterprising and creative, though, you can create your own bench supply with tons of features, and it doesn’t have to break the bank either. Do what [Maker Y] did—
grab an ATX supply and get building!
ATX power supplies wo... | 91 | 13 | [
{
"comment_id": "6761295",
"author": "Mike Barber",
"timestamp": "2024-05-23T18:48:45",
"content": "If anyone is going to take inspiration or instruction from this, please think twice a few times. Computer power supplies are not designed for this (mis)use. I’ve directly seen several students and col... | 1,760,371,907.06968 | ||
https://hackaday.com/2024/05/23/mapping-the-human-brain-and-where-this-may-lead-us/ | Mapping The Human Brain And Where This May Lead Us | Maya Posch | [
"Featured",
"Original Art",
"Science"
] | [
"neurobiology",
"neuroscience"
] | In order to understand something, it helps to observe it up close and study its inner workings. This is no less true for the brain, whether it is the brain of a mouse, that of a whale, or the squishy brain inside our own skulls. It defines after all us as a person; containing our personality and all our desires and dre... | 31 | 6 | [
{
"comment_id": "6761289",
"author": "Paul",
"timestamp": "2024-05-23T18:24:26",
"content": "I’m reminded of the cruel uncle: When a child asked how a magnetic compass worked, he answered “Why don’t you take it apart and find out?”",
"parent_id": null,
"depth": 1,
"replies": [
{
... | 1,760,371,906.602069 | ||
https://hackaday.com/2024/05/23/grid-leak-radio-draws-the-waves/ | Grid Leak Radio Draws The Waves | Al Williams | [
"classic hacks",
"Radio Hacks"
] | [
"radio",
"vacuum tubes"
] | [Stephen McNamera] found a schematic for a grid leak radio online and decided to throw together a few tubes on a piece of wood and see how it worked.
As you can see
in the video below, it works well. The video is a bit light on details, but the web page he found the plans on also has
quite a bit of explanation
.
The na... | 11 | 6 | [
{
"comment_id": "6761263",
"author": "ono",
"timestamp": "2024-05-23T15:49:47",
"content": "What are those nice tube sockets ?",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6761386",
"author": "RP",
"timestamp": "2024-05-23T21:25:09",
... | 1,760,371,906.648559 | ||
https://hackaday.com/2024/05/23/design-review-usb-c-pd-input-for-yaesu-frg7700/ | Design Review: USB-C PD Input For Yaesu FRG7700 | Arya Voronova | [
"Hackaday Columns",
"PCB Hacks",
"Skills"
] | [
"design review",
"usb c power delivery",
"USB Power Delivery",
"USB-C PD",
"usbc",
"yaesu"
] | Today is another board from a friend, [treble], who wants to convert a
Yaesu FRG7700 radio
to USB-C PD power. It’s yet another review that I’ve done privately, and then realized I’ve made more than enough changes to it, to the point that others could learn from this review quite a bit. With our hacker’s consent, I’m no... | 21 | 9 | [
{
"comment_id": "6761261",
"author": "MacGyverS2000",
"timestamp": "2024-05-23T15:29:23",
"content": "“…ground cutout under the Pi filter…”If the inductor is shielded, it will have no practical effect upon the ground plane. Given this is a typical popcorn component (and no BOM to verify), it’s like... | 1,760,371,906.802912 | ||
https://hackaday.com/2024/05/23/cadmium-moves-cad-to-the-browser/ | CADmium Moves CAD To The Browser | Bryan Cockfield | [
"Software Hacks"
] | [
"browser",
"cad",
"constraint solver",
"design",
"json",
"rust"
] | For plenty of computer users, the operating system of choice is largely a middleman on the way to the browser, which hosts the tools that are most important. There are even entire operating systems with little more than browser support, under the assumption that everything will be done in the browser eventually. We may... | 43 | 10 | [
{
"comment_id": "6761198",
"author": "herrmannc1899gmailcom",
"timestamp": "2024-05-23T11:07:38",
"content": "OnShape",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6761200",
"author": "Josh",
"timestamp": "2024-05-23T11:17:08",
"cont... | 1,760,371,907.162421 | ||
https://hackaday.com/2024/05/23/camera-lucida-drawing-better-like-its-1807/ | Camera Lucida – Drawing Better Like It’s 1807 | Navarre Bartz | [
"Art",
"hardware"
] | [
"art",
"camera lucida",
"drawing",
"lenses",
"optics",
"prism"
] | As the debate rages on about the value of AI-generated art, [Chris Borge] printed his own version of another technology that’s been the subject of debate about what constitutes real art. Meet the
camera lucida
.
Developed in the early part of the nineteenth century by [
William Hyde Wollaston
], the camera lucida is a ... | 15 | 9 | [
{
"comment_id": "6761184",
"author": "make piece not war",
"timestamp": "2024-05-23T10:04:04",
"content": "Had access as a child to one of such devices.It didn’t improve my lack of free hand drawing skills.Yet, if you got the eye and pencil handling trained, I believe it helps a lot as you don’t nee... | 1,760,371,907.406747 | ||
https://hackaday.com/2024/05/22/how-to-find-replacement-parts-when-model-numbers-dont-match/ | How To Find Replacement Parts When Model Numbers Don’t Match | Donald Papp | [
"Repair Hacks"
] | [
"cracked",
"part sourcing",
"repair",
"screen",
"tv"
] | [Sharad Shankar] repaired a broken TV by swapping out the cracked and malfunctioning image panel for a new one. Now, part-swapping is a great way to repair highly integrated modern electronics like televisions, but the real value here is something else. He documented his fix but the real useful part is his observations... | 24 | 11 | [
{
"comment_id": "6761141",
"author": "TooManySKUs",
"timestamp": "2024-05-23T05:17:32",
"content": "Another reason it’s often hard to find an exact model number match is because of Amazon’s policy that all sellers and suppliers, if they want their products to be prime eligible, no other online store... | 1,760,371,907.297426 | ||
https://hackaday.com/2024/05/22/is-this-the-worlds-smallest-multichannel-voltmeter/ | Is This The World’s Smallest Multichannel Voltmeter? | Jenny List | [
"Microcontrollers",
"Tool Hacks"
] | [
"instrument",
"measurement",
"voltmeter"
] | The instrument which probably the greatest number of Hackaday readers own is likely to be the humble digital multimeter. They’re cheap and useful, but they’re single-channel, and difficult to incorporate into a breadboard project. If you’ve ever been vexed by these limitations then [Alun Morris] has just the project fo... | 8 | 6 | [
{
"comment_id": "6761136",
"author": "Ray",
"timestamp": "2024-05-23T02:44:03",
"content": "Neat project and auto-ranging is nice. Bravo.An old Arduino atmega328P can provide 6 analog inputs directly into a PC over USB via HID (V-USB).While not a cute POLED, the terminal window can be copied to a t... | 1,760,371,907.224219 | ||
https://hackaday.com/2024/05/22/floss-weekly-episode-784-ill-buy-you-a-poutine/ | FLOSS Weekly Episode 784: I’ll Buy You A Poutine | Jonathan Bennett | [
"Hackaday Columns",
"Podcasts",
"Security Hacks"
] | [
"FLOSS Weekly",
"github",
"Poutine"
] | This week
Jonathan Bennett
and
Dan Lynch
talk with
François Proulx
about Poutine, the Open Source security scanner for build pipeline vulnerabilities. This class of vulnerability isn’t as well known as it should be, and threatens to steal secrets, or even allow for supply chain attacks in FLOSS software.
Poutine does a... | 0 | 0 | [] | 1,760,371,907.352789 | ||
https://hackaday.com/2024/05/22/passive-diplexer-makes-one-antenna-act-like-two/ | Passive Diplexer Makes One Antenna Act Like Two | Dan Maloney | [
"Radio Hacks"
] | [
"amateur radio",
"APRS",
"automatic packet reporting system",
"diplexer",
"discone",
"duplexer",
"filter",
"ham",
"LoRa"
] | Stay in the amateur radio hobby long enough and you might end up with quite a collection of antennas. With privileges that almost extend from DC to daylight, one antenna will rarely do everything, and pretty soon your roof starts to get hard to see through the forest of antennas. It may be hell on curb appeal, but what... | 24 | 8 | [
{
"comment_id": "6761094",
"author": "irox",
"timestamp": "2024-05-22T20:11:14",
"content": "Can somebody explain what the following means: “With privileges that almost extend from DC to daylight,”Direct Current to daylight, as in 0 Hz to 400THz?",
"parent_id": null,
"depth": 1,
"replies... | 1,760,371,907.471778 | ||
https://hackaday.com/2024/05/22/amber-compiles-to-bash/ | Amber Compiles To Bash | Al Williams | [
"Linux Hacks",
"Software Development"
] | [
"bash",
"Bash script"
] | It certainly isn’t a new idea to compile a language into an intermediate language. The original C++ compiler outputs C code, for example. Enhanced versions of Fortran were often just conversions of new syntax to old syntax. Of course, it makes sense to output to some language that can run on lots of different platforms... | 17 | 9 | [
{
"comment_id": "6761078",
"author": "BT",
"timestamp": "2024-05-22T18:44:36",
"content": "That simple example is not going to work if any of the filenames have spaces in.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6761083",
"author": "Al William... | 1,760,371,907.526476 | ||
https://hackaday.com/2024/05/22/nuclear-fusion-rd-in-2024-getting-down-to-the-gritty-details/ | Nuclear Fusion R&D In 2024: Getting Down To The Gritty Details | Maya Posch | [
"Featured",
"Original Art",
"Science"
] | [
"nuclear fusion"
] | To those who have kept tabs on nuclear fusion research the past decades beyond the articles and soundbites in news outlets, it’s probably clear just how much progress has been made, and how many challenges still remain. Yet since not that many people are into plasma physics, every measure of progress, such as most rece... | 42 | 17 | [
{
"comment_id": "6761061",
"author": "TG",
"timestamp": "2024-05-22T17:28:48",
"content": "Can’t rush science (except during wartime)",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6761088",
"author": "Hirudinea",
"timestamp": "2024-05-22T19:... | 1,760,371,907.613599 | ||
https://hackaday.com/2024/05/22/using-a-spring-as-a-capacitive-touch-button/ | Using A Spring As A Capacitive Touch Button | Maya Posch | [
"Parts"
] | [
"Capacitive Touch Sensor",
"touch sensor"
] | When [Daniel Eichhorn] designed the Pendrive S3 project, he wanted to use an off-the-shelf USB enclosure but also add a button for the user to start certain actions. Drilling a hole into the enclosure would be an option, but
decided a touch sensor on the top of the enclosure
would be much more elegant — not to mention ... | 18 | 9 | [
{
"comment_id": "6761035",
"author": "Clovis Fritzen",
"timestamp": "2024-05-22T16:03:43",
"content": "Capacitive touch for me is one of those “magic” areas within engineering. I do understand the textbook concept of it, but the practicalities are still obscure",
"parent_id": null,
"depth": ... | 1,760,371,907.667777 | ||
https://hackaday.com/2024/05/22/hands-on-ad409-max-microscope/ | Hands On: AD409-Max Microscope | Al Williams | [
"Reviews",
"Tool Hacks"
] | [
"andonstar",
"microscope"
] | It used to be that only the most well-equipped home electronics lab had a microscope. However, with SMD parts getting smaller and smaller, some kind of microscope is almost a necessity.
Luckily, you can get USB microscopes for a song now. If you’re willing to spend a little more, you can get even get microscopes that h... | 18 | 5 | [
{
"comment_id": "6761033",
"author": "MmmDee",
"timestamp": "2024-05-22T15:59:27",
"content": "The linked manufacturer refers to this product as including an endoscope. When exactly did the word “endoscope” get coopted by the electronics industry? I recall these camera-on-a-cord devices as fiber-sco... | 1,760,371,907.734144 | ||
https://hackaday.com/2024/05/22/90s-powerbook-runs-macos-monterey/ | 90s PowerBook Runs MacOS Monterey | Bryan Cockfield | [
"Retrocomputing"
] | [
"apple",
"ipad",
"macbook",
"macbook pro",
"macOS",
"Powerbook",
"retina",
"Teensy"
] | Even though Apple isn’t known for making the most pro-consumer devices ever (at least not since the Apple II), the trope that Apples aren’t upgradable, customizable, or otherwise hackable doesn’t really hold much weight. It does take more work to modify them or change how Apple wants them to behave, but it’s not comple... | 12 | 5 | [
{
"comment_id": "6760991",
"author": "clind",
"timestamp": "2024-05-22T12:48:59",
"content": "Nice stuff I’d like to see, just out of nostalgia a clamshell retrofit althoigh the massive bezel would not make it a Smart choice for a daily driver.",
"parent_id": null,
"depth": 1,
"replies":... | 1,760,371,907.787901 | ||
https://hackaday.com/2024/05/22/filming-the-eclipse-from-80000-feet/ | Filming The Eclipse From 80,000 Feet | Lewin Day | [
"Science"
] | [
"balloon",
"earth",
"eclipse",
"solar",
"solar eclipse",
"sun"
] | Watching an eclipse from the ground is pretty fun. Depending on where you live, you might even get a decent view. But what if you wanted a truly unique vantage point? You could replicate the work of [Tarik Agcayazi] and [kemfic],
who set about filming the recent eclipse from an altitude of 80,000 feet.
That’s what the ... | 4 | 4 | [
{
"comment_id": "6760968",
"author": "dcli",
"timestamp": "2024-05-22T10:28:26",
"content": ">tech bros from the bay go to midwest>litter in national forest",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "6760975",
"author": "Cheese Whiz",
"timestamp": ... | 1,760,371,907.952114 | ||
https://hackaday.com/2024/05/21/mechanical-7-segment-display-looks-clean/ | Mechanical 7-Segment Display Looks Clean | Lewin Day | [
"hardware",
"Microcontrollers"
] | [
"7-segment display",
"mechanical",
"subscribers"
] | [Jens] wanted a subscriber counter for his YouTube channel. He could have gone with a simple OLED, LCD, or LED display, but he wanted something more tactile and interesting. So he
built a mechanical 7-segment display instead
!
Currently, [Jens]’s channel is in the four-digit subscriber range, so he planned to build a f... | 3 | 3 | [
{
"comment_id": "6760964",
"author": "Jens Maker Adventures",
"timestamp": "2024-05-22T09:54:11",
"content": "Well written article, thanks for posting! :)",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "6761275",
"author": "Dude",
"timestamp": "2024-05-... | 1,760,371,908.054021 | ||
https://hackaday.com/2024/05/21/industrial-solar-heat-hits-1000%cb%9ac/ | Industrial Solar Heat Hits 1000˚C | Navarre Bartz | [
"green hacks",
"Solar Hacks"
] | [
"concentrated solar",
"metal casting",
"Quartz",
"smelting",
"solar",
"solar energy",
"solar thermal"
] | While electricity generation has been the star of the energy transition show, about half of the world’s energy consumption is to make heat. Many industrial processes rely on fossil fuels to reach high temps right now, but researchers at ETH Zurich have found a new way to crank up the heat with a
solar thermal trap
. [v... | 17 | 4 | [
{
"comment_id": "6760936",
"author": "Dude",
"timestamp": "2024-05-22T06:08:52",
"content": "One of the problems with concentrated solar power is the inconsistent heat input, and what that does to the generator system. Plants like the Ivanpah Solar Power Facility under-performed badly because it tak... | 1,760,371,908.316076 | ||
https://hackaday.com/2024/05/21/ribbon-cable-repair-saves-touch-id/ | Ribbon Cable Repair Saves Touch ID | Lewin Day | [
"Repair Hacks"
] | [
"repair",
"ribbon cable",
"touch id"
] | Some might consider a broken ribbon cable to be unsalvagable. They’re delicate and fragile as can be, and sometimes just fussing with them further is enough to cause additional damage. However, with the right set of skills, it’s sometimes possible to achieve the unthinkable.
As [Master Liu] demonstrates
, you can indee... | 14 | 7 | [
{
"comment_id": "6760897",
"author": "Victor Balogh",
"timestamp": "2024-05-22T01:08:30",
"content": "For those that have the steady hand and patients I commend you. Now as I get older many projects I wont take on, mind you there are many where it is easy to tear a cable in repairs. Or the warning... | 1,760,371,908.104643 | ||
https://hackaday.com/2024/05/21/home-automation-terminal-has-great-post-apocalyptic-look/ | Home Automation Terminal Has Great Post-Apocalyptic Look | Lewin Day | [
"Raspberry Pi"
] | [
"Fallout",
"home-assistant",
"pip-boy",
"terminal"
] | If you use home automation these days, you’re probably used to using smart speakers, your smartphone, or those tabletop touchscreen devices. If you wanted something cooler and more personal,
you could try building something like [Rick] did.
A Raspberry Pi 400 is the basis for the machine, and it still uses the original... | 18 | 8 | [
{
"comment_id": "6760849",
"author": "rclark",
"timestamp": "2024-05-21T20:29:42",
"content": "“If you use home automation these days, you’re probably used to using smart speakers, your smartphone, or those tabletop touchscreen devices.” Well I am not one of ‘those’ people. No ‘smart’ devices (as... | 1,760,371,908.490953 | ||
https://hackaday.com/2024/05/21/tabletop-handybot-is-handy-and-powered-by-ai/ | Tabletop Handybot Is Handy, And Powered By AI | Lewin Day | [
"Machine Learning",
"Robots Hacks"
] | [
"ai",
"machine learning",
"MARKERS",
"robot",
"robot arm",
"robotic arm"
] | Decently useful AI has been around for a little while now, and robotic arms have been around much longer. Yet somehow, we don’t have little robot helpers on our desks yet! Thankfully,
[Yifei] is working towards that reality with Tabletop Handybot.
What [Yifei] has developed is a robotic arm that accepts voice commands.... | 15 | 6 | [
{
"comment_id": "6760834",
"author": "DougM",
"timestamp": "2024-05-21T18:49:06",
"content": "call me when it can sort screws :-)",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "6760836",
"author": "Cyna",
"timestamp": "2024-05-21T19:22:36",
"conten... | 1,760,371,908.258359 | ||
https://hackaday.com/2024/05/21/linux-fu-the-root-cause/ | Linux Fu: The Root Cause | Al Williams | [
"Linux Hacks"
] | [
"linux",
"sudo"
] | There was a time when real system administrators just logged into Unix systems as root. But as we all know — with great power comes great responsibility. It’s too easy to do terrible things when you are really just trying to do normal work, and, on top of that, malicious software or scripts can do naughty things withou... | 22 | 14 | [
{
"comment_id": "6760808",
"author": "Greg A",
"timestamp": "2024-05-21T17:42:17",
"content": "i am still happy with su and sudo. i don’t really believe the ‘safety’ of sudo’s limitations is more than an illusion but sometimes it’s the convenient tool anyways.but recently i ran into capabilities. ... | 1,760,371,908.383416 | ||
https://hackaday.com/2024/05/21/this-midi-boombox-takes-floppies/ | This MIDI BoomBox Takes Floppies | Al Williams | [
"Musical Hacks"
] | [
"floppy disk",
"midi"
] | You might have had a boombox back in the 1990s, but probably not like the Yamaha MDP-10. As [Nicole] explains, the odd little device
played MIDI files from a floppy disk
. Technically, it wasn’t truly a boombox because it lacked batteries, but it sure looks like one.
The box also had a MIDI input jack, but no output. F... | 11 | 7 | [
{
"comment_id": "6760768",
"author": "Mojo",
"timestamp": "2024-05-21T15:59:44",
"content": "Sounds like the Roland MT80. SC-55 was the rack version and sadly, mine recently died.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6760788",
"author": "Di... | 1,760,371,908.42896 | ||
https://hackaday.com/2024/05/21/peeking-underground-with-giant-flying-antennas/ | Peeking Underground With Giant Flying Antennas | Lewin Day | [
"Science"
] | [
"aerial",
"electromagnetic survey",
"geology",
"geomagnetic",
"geomagnetic survey",
"helicopter",
"usgs"
] | Helicopters are perhaps at their coolest when they’re being used as flying cranes — from a long dangling cable, they can carry everything from cars, to crates, to giant hanging saws.
What you might find altogether more curious are the helicopters that fly around carrying gigantic flat antenna arrays. When you spot one ... | 21 | 9 | [
{
"comment_id": "6760750",
"author": "Ostracus",
"timestamp": "2024-05-21T14:36:00",
"content": "“If you want to survey a larger area, though, doing a survey on foot isn’t really practical. ”Makes the surveying of America all the more amazing.” It won’t shock you to know that there are people that f... | 1,760,371,908.620114 | ||
https://hackaday.com/2024/05/21/static-recompilation-brings-new-life-to-n64-games/ | Static Recompilation Brings New Life To N64 Games | Maya Posch | [
"Games",
"Reverse Engineering",
"Software Development"
] | [
"binary translation",
"nintendo 64",
"static recompilation"
] | Over the past few years a number of teams have been putting a lot of effort into taking beloved Nintendo 64 games, decompiling them, and lovingly crafting them into highly portable C code. This allows for these games to not only run natively on PCs, but also for improvements to be made to the rendering engine and other... | 19 | 4 | [
{
"comment_id": "6760680",
"author": "Cheese Whiz",
"timestamp": "2024-05-21T11:23:32",
"content": "In before Nintendo sends the C&D.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6760692",
"author": "The Commenter Formerly Known As Ren",
"t... | 1,760,371,908.54935 | ||
https://hackaday.com/2024/05/21/quad-motor-electric-kart-gets-a-little-too-thrilling/ | Quad-Motor Electric Kart Gets A LittleTooThrilling | Donald Papp | [
"Transportation Hacks"
] | [
"electric",
"go-kart",
"hub motor",
"kart",
"racing"
] | [Peter Holderith] has been on a mission to unlock the full potential of a DIY quad-motor electric go-kart as a platform. This isn’t his first rodeo, either. His earlier vehicle designs were great educational fun, but were limited to about a kilowatt of power. His current platform is in theory capable of about
twenty
. ... | 39 | 13 | [
{
"comment_id": "6760645",
"author": "biuro",
"timestamp": "2024-05-21T08:32:17",
"content": "As it turns out, you can’t just ghetto-slap together some CNC’d parts (sponsored project!) and expect them to work at anything beyond walking speed. Maybe next time study some fundamentals of mechanical eng... | 1,760,371,908.742554 | ||
https://hackaday.com/2024/05/20/home-assistant-display-uses-e-ink/ | Home Assistant Display Uses E-Ink | Al Williams | [
"home hacks"
] | [
"eink",
"home automation"
] | [Markus] grabbed an ESP32 and created a
good-looking e-ink dashboard
that can act as a status display for Home Automation. However, the hardware is generic enough that it could work as a weather station or even a task scheduler.
The project makes good use of modules, so there isn’t much to build. A Waveshare 2.9-inch e... | 2 | 2 | [
{
"comment_id": "6772745",
"author": "Timeline",
"timestamp": "2024-07-03T00:14:36",
"content": "Curious how this has been running now that it has been over a month. Two things in this article popped out at me with what I know about these smaller Waveshare ePaper displays. One is that they should no... | 1,760,371,908.66254 | ||
https://hackaday.com/2024/05/20/pi-pico-helps-restring-badminton-rackets/ | Pi Pico Helps Restring Badminton Rackets | Lewin Day | [
"Raspberry Pi"
] | [
"badminton",
"racquet",
"stepper motor",
"stringing",
"stringing machine"
] | Stringing a badminton racquet is a somewhat complicated job. It needs to be done well if the racquet is to perform well and the player is to succeed. To that end,
[kuokuo] built a machine of their own to do that very task.
Even better, they’ve made it open source so other hobbyists can benefit from their work.
The buil... | 5 | 4 | [
{
"comment_id": "6760617",
"author": "make piece not war",
"timestamp": "2024-05-21T05:25:56",
"content": "I need an article about jigs. This one is a good example.",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "6760655",
"author": "Jonathan Wilson",
"... | 1,760,371,908.781388 | ||
https://hackaday.com/2024/05/20/3d-printed-braille-trainer-reduces-barrier-to-entry/ | 3D Printed Braille Trainer Reduces Barrier To Entry | Bryan Cockfield | [
"3d Printer hacks"
] | [
"3d printer",
"accessibility",
"braille",
"open source",
"public domain",
"tpu filament",
"trainer"
] | Accessibility devices are a wonder of modern technology, allowing people with various needs to interact more easily with the world. From prosthetics to devices to augment or aid someone’s vision or hearing, devices like these can open up many more opportunities than would otherwise exist. A major problem with a wide ar... | 8 | 3 | [
{
"comment_id": "6760547",
"author": "David",
"timestamp": "2024-05-21T00:40:07",
"content": "Fidget poppers could be improvised as a Braille trainer.",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "6760572",
"author": "Ostracus",
"timestamp": "2024-05-... | 1,760,371,908.854775 |
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