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https://hackaday.com/2022/10/16/everything-you-wanted-to-see-about-restoring-a-1956-radio/ | Everything You Wanted To See About Restoring A 1956 Radio | Donald Papp | [
"Radio Hacks"
] | [
"antique",
"radio",
"refurbish",
"repair",
"tube",
"vintage"
] | Ever wanted a good, good look at the insides of a 1950s radio, along with fantastic commentary on the internals and the purpose of various components? Then don’t miss [Adam Wilson]’s
repair and restoration of a 1956 Philips 353A
, a task made easier by a digitized copy of the service manual. [Adam] provides loads of gr... | 13 | 4 | [
{
"comment_id": "6521820",
"author": "David",
"timestamp": "2022-10-16T20:29:01",
"content": "Nice work! I wonder if this one required an isolation transformer as these old radios can sometimes give a nasty surprise due to non-polarized AC source plugs.",
"parent_id": null,
"depth": 1,
... | 1,760,372,531.210797 | ||
https://hackaday.com/2022/10/16/2022-cyberdeck-contest-a-wrist-worn-deck-with-a-hybrid-interface/ | 2022 Cyberdeck Contest: A Wrist-Worn Deck With A Hybrid Interface | Dan Maloney | [
"contests",
"Cyberdecks"
] | [
"2022 Cyberdeck Contest",
"Pi Zero W",
"pip-boy",
"waveshare",
"wearable"
] | You’d think that now that the 2022 Cyberdeck Contest is wrapped up, we’d stop writing about it. Sorry, but no — there were so many great entries that we just can’t help but keep focusing on them. And
this wearable hybrid interface cyberdeck
has a look we love so much that we can’t resist spotlighting it.
We wouldn’t go... | 4 | 4 | [
{
"comment_id": "6521805",
"author": "The Commenter Formerly Known As Ren",
"timestamp": "2022-10-16T19:07:28",
"content": "So cool!But where is the radiation monitor?B^)",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "6521823",
"author": "Foldi-One",
"... | 1,760,372,530.888439 | ||
https://hackaday.com/2022/10/16/cutting-a-wearable-display-in-half-is-harder-and-simpler-than-it-seems/ | Cutting A Wearable Display In Half Is Harder And Simpler Than It Seems | Danie Conradie | [
"Wearable Hacks"
] | [
"smart glasses",
"wearable display",
"zack freedman"
] | In the world of hardware hacking, you sometimes spend a ridiculous amount of time debugging a problem, only to find a simple solution that was right in front of you the whole time. [Zack Freedman] got a good dose of this while building the
Optigon V2
, a modified Epson Moverio wearable display he uses as a teleprompter... | 6 | 4 | [
{
"comment_id": "6521725",
"author": "Daid",
"timestamp": "2022-10-16T15:10:47",
"content": "The ATmega328 not keeping up with a 400KHz I2C sounds odd, you need some really crappy code if you cannot keep that up… as that’s only 40KByte/s, giving you a few 100 cycles to handle each byte even at the i... | 1,760,372,530.93003 | ||
https://hackaday.com/2022/10/16/automatic-flag-waver-lets-you-show-your-loyalty-without-getting-tired/ | Automatic Flag Waver Lets You Show Your Loyalty Without Getting Tired | Robin Kearey | [
"Misc Hacks"
] | [
"3d printed",
"flag",
"flag waving",
"servo"
] | A flag is a great tool to show your loyalty to a country, a sports team or even a philosophical movement. But there’s not so much you can actually do with a flag: you can either hang it somewhere, or wave it around to attact others to your cause. [Mellow] found that waving quickly becomes tiresome, and decided to desig... | 31 | 14 | [
{
"comment_id": "6521663",
"author": "juergenUK",
"timestamp": "2022-10-16T11:17:41",
"content": "Flag waving here as well.I did it for fun for the football game UK – Germany 29 June 2021.A little test using our TPS/MyCo 4 Bit project.The first waving used 4 bit resolution on both servos, then here ... | 1,760,372,530.801566 | ||
https://hackaday.com/2022/10/16/ebike-charges-in-the-sun/ | Ebike Charges In The Sun | Bryan Cockfield | [
"Solar Hacks",
"Transportation Hacks"
] | [
"bicycle",
"charge controller",
"charging",
"ebike",
"lectric",
"mppt",
"solar panel"
] | Ebikes are slowly taking the place of many cars, especially for short trips. Most ebikes can take riders at least 16 kilometers (10 miles) without too much effort, at a cost that’s often a single-digit percentage of what the same trip would have been with an internal combustion engine. If you’re interested in dropping ... | 38 | 8 | [
{
"comment_id": "6521622",
"author": "jpa",
"timestamp": "2022-10-16T08:16:12",
"content": "In summer I average about 50W on my ebike. So yeah, there is a good chance that 100W peak power panels could charge that.Though increased wind resistance and weight could eat the advantage.",
"parent_id":... | 1,760,372,531.15844 | ||
https://hackaday.com/2022/10/15/laser-engraving-up-close/ | Laser Engraving, Up Close | Al Williams | [
"Laser Hacks"
] | [
"fiber laser",
"laser",
"laser engraving"
] | You know you aren’t supposed to watch your laser while it is cutting or engraving. But [Alex] hosted Wired in his studio and showed them how lasers engrave metal with a fiber laser. You can see the video below.
If you haven’t used a fiber laser, you might be surprised that while a 60 W model can burn metal, it does abs... | 11 | 5 | [
{
"comment_id": "6521600",
"author": "zoobab",
"timestamp": "2022-10-16T06:04:05",
"content": "Can you do PCBs?",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6521602",
"author": "Iw2",
"timestamp": "2022-10-16T06:12:31",
"content": "... | 1,760,372,531.085112 | ||
https://hackaday.com/2022/10/15/reverse-engineering-a-display-protocol-to-repair-a-roland-synthesizer/ | Reverse-Engineering A Display Protocol To Repair A Roland Synthesizer | Robin Kearey | [
"Musical Hacks",
"Reverse Engineering"
] | [
"LCD repair",
"Roland Juno",
"synthesizer"
] | Repairing electronic devices isn’t as hard as it used to be. Thanks to the internet, it’s easy to find datasheets and application notes for any standard component inside your gadget, and once you’ve found the faulty one, you simply buy a replacement from one of a million web shops — assuming you don’t end up with a fak... | 26 | 8 | [
{
"comment_id": "6521625",
"author": "Jouni",
"timestamp": "2022-10-16T08:21:44",
"content": "I have Juno-G but gladly the LCD was replaced already.However the original (?) schematic look a lot like the “standard” 128×64 3D-printer display (SS-something driver). I don’t know if I got it right but ma... | 1,760,372,530.994273 | ||
https://hackaday.com/2022/10/15/a-3d-printed-ratchet-that-can-really-take-the-torque/ | A 3D Printed Ratchet That Can Really Take The Torque | Donald Papp | [
"Tool Hacks"
] | [
"3d printed",
"ratchet",
"tools",
"torque wrench"
] | Printed tools aren’t exactly known for their durability, but [Gladius] shows us that with some thoughtful design,
it’s possible to print a ratcheting wrench that can handle surprising amounts of torque
.
Look closely, and you can see that the parts are almost entirely made up of perimeters (click to enlarge).
This part... | 5 | 3 | [
{
"comment_id": "6521528",
"author": "The Commenter Formerly Known As Ren",
"timestamp": "2022-10-16T00:42:44",
"content": "So it can torque up to 30 fig newtons!",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6521613",
"author": "TG",
"times... | 1,760,372,530.848071 | ||
https://hackaday.com/2022/10/15/organizational-inspiration-from-the-discount-tool-company/ | Organizational Inspiration From The Discount Tool Company | Bryan Cockfield | [
"Tool Hacks"
] | [
"3d printed",
"adjustable",
"bin",
"box",
"container",
"crosshair",
"patter",
"storage",
"tool"
] | When in need of any tool to get a job done quickly, or only for a small number of times, it’s great to have a local “discount tool” company locally for some working, yet often low-quality solution to whatever problem might arise. While there are some gems, most of these tools won’t last through heavy, sustained use lik... | 13 | 4 | [
{
"comment_id": "6521498",
"author": "Andrew",
"timestamp": "2022-10-15T20:19:24",
"content": "Shout out for Gridfinity!",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6521518",
"author": "kbob",
"timestamp": "2022-10-15T23:10:00",
"c... | 1,760,372,531.043129 | ||
https://hackaday.com/2022/10/15/aqua-pcb-is-a-big-upgrade-for-the-mattel-aquarius/ | Aqua PCB Is A Big Upgrade For The Mattel Aquarius | Navarre Bartz | [
"Arduino Hacks",
"Retrocomputing"
] | [
"arduino",
"arduino mega",
"Arduino Mega 2560",
"mattel",
"Mattel Aquarius",
"retrocomputer",
"z80",
"Zilog Z80"
] | In case you weren’t around in the 80s, or you happened to blink, you may have missed the Mattel Aquarius computer. [
Nick Bild
] has a soft spot in his heart for the machine though and built the
Aqua cartridge
to make the Aquarius into a more usable machine.
Originally equipped with a mere 4 KB of RAM and a small, rubb... | 9 | 5 | [
{
"comment_id": "6521446",
"author": "BW",
"timestamp": "2022-10-15T17:10:19",
"content": "Wow. The Aquarius (with a 16K ram cartridge) was my first computer. It is genuinely *awful*, even by the standards of the 1980s.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comme... | 1,760,372,530.722461 | ||
https://hackaday.com/2022/10/15/why-learn-ancient-tech/ | Why Learn Ancient Tech? | Elliot Williams | [
"classic hacks",
"computer hacks",
"Hackaday Columns",
"Rants",
"Slider"
] | [
"2022 Hackaday Supercon",
"badge",
"machine language",
"newsletter",
"retrocomputer",
"Voja Antonic"
] | The inner orbits of the Hackaday solar system have been vibrating with the
announcement of the 2022 Hackaday Supercon badge
. The short version of the story is that it’s a “retrocomputer”. But I think that’s somehow selling it short a little bit. The badge
really
is an introduction to machine language or maybe a progra... | 69 | 16 | [
{
"comment_id": "6521394",
"author": "Reluctant Cannibal",
"timestamp": "2022-10-15T14:37:25",
"content": "I was offered a free ticket to the supercon 2022 and was sorely tempted to accept the invite just to get the badge. I wonder if I can give my ticket to someone else and make it so that they sen... | 1,760,372,531.495944 | ||
https://hackaday.com/2022/10/15/printed-axial-generator-is-turned-by-hand/ | Printed Axial Generator Is Turned By Hand | Bryan Cockfield | [
"classic hacks"
] | [
"axial",
"gears",
"generator",
"hand crank",
"plastic",
"tools"
] | While desktop 3D printing is an incredible technology, it’s got some pretty clear limitations. Plastic parts can be produced quickly in a 3D printer but can be more expensive or take longer to make than parts from materials like wood. Plastic parts can also be weaker than materials like metal. If a 3D printer is all yo... | 19 | 7 | [
{
"comment_id": "6521403",
"author": "Piotrsko",
"timestamp": "2022-10-15T15:13:11",
"content": "Not the entire thing is printed, I see shafts, nuts and bearings.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6521406",
"author": "rthrthrt",
... | 1,760,372,531.738309 | ||
https://hackaday.com/2022/10/15/how-to-achieve-knurling-on-a-flat-surface/ | How To Achieve Knurling On A Flat Surface | Lewin Day | [
"Tool Hacks"
] | [
"knurling",
"lathe",
"metalworking"
] | Knurling is a popular way to finish handles of tools and other hardware, with a pattern of crossed lines rolled into metal to provide better grip and an attractive finish. It’s most commonly done on a lathe to round stock, but it can also be achieved on flat surfaces if you have the right tool. Of course,
you can make ... | 20 | 5 | [
{
"comment_id": "6521350",
"author": "Dude",
"timestamp": "2022-10-15T08:44:28",
"content": "Reminds me – how exactly do they make files?",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6521357",
"author": "Foldi-One",
"timestamp": "2022-10-15... | 1,760,372,531.793109 | ||
https://hackaday.com/2022/10/14/a-simple-stove-built-for-beans/ | A Simple Stove, Built For Beans | Bryan Cockfield | [
"green hacks"
] | [
"biomass",
"efficiency",
"emergency",
"fuel",
"gasifier",
"heat",
"rocket stove",
"stove",
"wood"
] | Sitting around a campfire or fireplace is an aesthetically pleasing experience in most situations, and can even provide some warmth. But unless you have a modern wood-burning appliance, it’s likely that most of the energy available in the biomass is escaping as un-burned vapors. Surprisingly, solving this problem is al... | 17 | 7 | [
{
"comment_id": "6521355",
"author": "pinderschloss",
"timestamp": "2022-10-15T09:03:28",
"content": "A really disapointing video. All critical steps are ‘behind the scene’ and replaced by useless extensive comments. The ‘drawing’ looks really strange ( airflow from the top ?) and my overall feeling... | 1,760,372,531.90205 | ||
https://hackaday.com/2022/10/14/to-turn-an-attiny817-into-a-150mhz-counter-first-throw-out-the-spec-sheet/ | To Turn An ATtiny817 Into A 150MHz Counter, First Throw Out The Spec Sheet | Dan Maloney | [
"ATtiny Hacks"
] | [
"Atmel",
"ATtiny817",
"AVR",
"counter",
"frequency counter",
"prescaler",
"TCD"
] | One generally reads a data sheet in one of two ways. The first is to take every spec at face value, figuring that the engineers have taken everything into account and presented each number as the absolute limit that will prevent the Magic Smoke from escaping. The other way is to throw out the data sheet and just try wh... | 20 | 9 | [
{
"comment_id": "6521316",
"author": "Stuart Longland",
"timestamp": "2022-10-15T02:47:45",
"content": "Damn, if he can tease that up to 158.7MHz with some fine-tuning of the circuit, there’s pretty much a 2m-band LO oscillator right there.Pretty sure my FT-857D drifts more than 1Hz at those frequen... | 1,760,372,531.685952 | ||
https://hackaday.com/2022/10/14/toteable-pc-is-inspired-by-macs-of-days-gone-by/ | Toteable PC Is Inspired By Macs Of Days Gone By | Lewin Day | [
"computer hacks"
] | [
"all-in-one",
"computer",
"latte",
"Lattepanda",
"luggable computer"
] | Back in the 1980s, the personal computer was a hip new thing, and the form this new technology would take was still up for debate. Back then, all kinds of weird clamshells, breadbins, and all-in-one designs hit the market, with the Apple Macintosh proving to be a successful example of the latter. Inspired by the Macint... | 7 | 4 | [
{
"comment_id": "6521283",
"author": "CityZen",
"timestamp": "2022-10-14T23:55:17",
"content": "If it’s going to be that boxy, it should have a GPU in it.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6521302",
"author": "Stuart Longland",
"... | 1,760,372,531.631513 | ||
https://hackaday.com/2022/10/14/wheatsystem-is-a-homebrew-8-bit-os/ | WheatSystem Is A Homebrew 8-Bit OS | Lewin Day | [
"Microcontrollers",
"Software Hacks"
] | [
"8 bit",
"bytecode",
"homebrew computer",
"operating system",
"os"
] | [Esperantanaso] has long been involved in producing homebrew 8-bit computers. His various builds could all achieve different things, but he grew frustrated that applications written for one could not be easily run on another. He recently took a big leap forward in this area, though, cooking up
his own 8-bit operating s... | 18 | 6 | [
{
"comment_id": "6521223",
"author": "56u56ju",
"timestamp": "2022-10-14T19:14:39",
"content": "is possible change system? for example fuzix or LUFA?in my opinion mechanic keys is bettre way",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "6521224",
"author"... | 1,760,372,531.956852 | ||
https://hackaday.com/2022/10/14/errf-22-after-two-years-back-and-better-than-ever/ | ERRF 22: After Two Years, Back And Better Than Ever | Tom Nardi | [
"3d Printer hacks",
"cons",
"Hackaday Columns",
"Slider"
] | [
"East Coast RepRap Festival",
"ERRF",
"ERRF 22"
] | When the COVID-19 pandemic hit, it became clear that organizers would have to pull the plug on any large social events they had planned. Many organizers decided to take their events online, but blurry web streams and meme-filled Discord channels can only get you so far. At this point we’re all keenly aware that, while ... | 5 | 5 | [
{
"comment_id": "6521227",
"author": "J. Samso",
"timestamp": "2022-10-14T19:36:41",
"content": "Also, I actually enjoyed the article up to that point.",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "6521233",
"author": "Henry Kowalski",
"timestamp": "2... | 1,760,372,531.846755 | ||
https://hackaday.com/2022/10/14/hackaday-podcast-189-seven-segments-three-ways-candle-code-diy-e-readers-and-the-badge-reveal/ | Hackaday Podcast 189: Seven Segments Three Ways, Candle Code, DIY E-Readers, And The Badge Reveal | Tom Nardi | [
"Hackaday Columns",
"Podcasts"
] | [
"Hackaday Podcast"
] | This week Hackaday Editor-in-Chief Elliot Williams and Managing Editor Tom Nardi will discuss the return of the East Coast RepRap Festival, the scientific application of slices of baloney, and the state of the art in homebrew e-readers. The discussion weaves its way through various reimaginings of the seven (or more) s... | 4 | 3 | [
{
"comment_id": "6521268",
"author": "Jon",
"timestamp": "2022-10-14T22:50:16",
"content": "My kingdom for a punch card to serial adapter…",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6521784",
"author": "Elliot Williams",
"timestamp": "202... | 1,760,372,531.998155 | ||
https://hackaday.com/2022/10/14/medicine-dosing-spoon-discontinued-made-3d-printable-instead/ | Medicine Dosing Spoon Discontinued, Made 3D Printable Instead | Arya Voronova | [
"Medical Hacks",
"Tool Hacks"
] | [
"health equipment",
"medical equipment",
"orfiril"
] | [Gregor Herz] caught wind of a problem that neuropediatric clinics in Germany have been facing recently. Orfiril, a seizure-preventing medication used in those clinics for treating children, is normally prescribed to adults, and the usual dosages are too high for kids. Orfiril comes in regular pill-shaped capsules, eac... | 45 | 7 | [
{
"comment_id": "6521173",
"author": "That kid",
"timestamp": "2022-10-14T15:39:22",
"content": "Thank you Gregor!!!",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6521175",
"author": "Jan Praegert",
"timestamp": "2022-10-14T15:46:05",
... | 1,760,372,532.141776 | ||
https://hackaday.com/2022/10/13/hackaday-prize-2022-hedge-watcher-aims-to-save-precious-bird-life/ | Hackaday Prize 2022: Hedge Watcher Aims To Save Precious Bird Life | Lewin Day | [
"green hacks",
"The Hackaday Prize"
] | [
"2022 Hackaday Prize",
"ar",
"augmented reality",
"bird",
"camera",
"hedge",
"thermal camera"
] | Hedges aren’t just a pretty garden decoration. They’re also a major habitat for many species of insects, birds, and other wildlife. In some areas, a lot of hedge trimming goes during the time that local birds are raising their fledglings, which causes harm at a crucial time. Thus, [Johann Elias Stoetzer] and fellow stu... | 12 | 4 | [
{
"comment_id": "6520922",
"author": "Andrew",
"timestamp": "2022-10-13T20:08:15",
"content": "Birds aren’t real.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6520937",
"author": "X",
"timestamp": "2022-10-13T20:32:21",
"content": "... | 1,760,372,532.053032 | ||
https://hackaday.com/2022/10/13/publish-or-perish-data-storage-and-civilization/ | Publish Or Perish: Data Storage And Civilization | Al Williams | [
"Hackaday Columns",
"Rants",
"Slider"
] | [
"post apocalypse",
"Rant"
] | Who do you think of when you think of ancient civilizations? Romans? Greeks? Chinese? India? Egyptians? What about the Scythians, the Muisca, Gana, or the Kerma? You might not recognize that second group as readily because they all didn’t have writing systems. The same goes, to a lesser extent, for the Etruscans, the ... | 120 | 32 | [
{
"comment_id": "6520871",
"author": "Diarmuid Mc Givern",
"timestamp": "2022-10-13T17:20:03",
"content": "This is one very niche reason for open source things. If a company had a proprietary way of storing information then relatively few people would know how to read it, while for an open source fo... | 1,760,372,532.678361 | ||
https://hackaday.com/2022/10/13/imagining-a-dune-accurate-fremen-thumper/ | Imagining ADune-accurate Fremen Thumper | Dan Maloney | [
"Tool Hacks"
] | [
"Arrakis",
"co2 cartridge",
"dune",
"Fremen",
"pneumatic",
"prop",
"Thumper"
] | Never underestimate the power of fandom to obsess over the smallest details of its chosen canon. We say that with all due respect, of course, as some of the builds that result are really cool, like
this working Fremen thumper from the
Dune
universe
.
If you aren’t up to speed on [Frank Herbert]’s sci-fi epic, the Freme... | 30 | 15 | [
{
"comment_id": "6520855",
"author": "Flippy Flaptulance",
"timestamp": "2022-10-13T15:49:33",
"content": "Cool. Has me thinking about a CO2 powered pogo stick!",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6521083",
"author": "Matthias",
"t... | 1,760,372,532.369836 | ||
https://hackaday.com/2022/10/13/2022-cyberdeck-contest-picking-the-best-of-the-best/ | 2022 Cyberdeck Contest: Picking The Best Of The Best | Tom Nardi | [
"contests",
"Cyberdecks",
"Featured",
"Slider"
] | [
"2022 Cyberdeck Contest"
] | Given how many incredible builds we’ve covered over the last couple of years, we knew that an official Cyberdeck Contest would certainly receive some impressive entries. But never in our wildest dreams could we have predicted that more than 100 decks would end up crossing the finish line, or that of them, the vast majo... | 15 | 7 | [
{
"comment_id": "6520848",
"author": "Flippy Flaptulence",
"timestamp": "2022-10-13T15:14:04",
"content": "Wow, so many entries!I wonder if cyberdecks are getting popular enough that one might reasonably expect to one day walk into a cafe and see someone using one?",
"parent_id": null,
"dept... | 1,760,372,532.432566 | ||
https://hackaday.com/2022/10/13/tiny-thin-client-is-small-but-compatible/ | Tiny Thin Client Is Small But Compatible | Al Williams | [
"Arduino Hacks",
"Microcontrollers",
"Network Hacks"
] | [
"arduino",
"ESP32",
"thin client"
] | We were impressed with [moononournation’s]
tiny thin client project
. It claims to use an Arduino, but as you might guess it is using the Arduino software along with a network-enabled microcontroller like an ESP32. The impressive part is that it is standards-compliant and implements VNC’s RFB protocol.
The original cod... | 10 | 4 | [
{
"comment_id": "6520805",
"author": "Zamorano",
"timestamp": "2022-10-13T12:05:41",
"content": "It would be great if it were possible to virtualize a GUI application to somehow “project” its display directly to a VNC channel. This could be an easy-to-implement thick client app (think GTK, WinForms ... | 1,760,372,532.722852 | ||
https://hackaday.com/2022/10/13/3d-printed-sorter-separates-spare-hex-nuts-with-a-shake/ | 3D Printed Sorter Separates Spare Hex Nuts With A Shake | Donald Papp | [
"Parts",
"Tool Hacks"
] | [
"3D printable",
"3d printed",
"diy",
"hex nut",
"nut sorting",
"sorter"
] | Got a pile of mixed hex nuts? Sort them in no time by printing
[jonafriendj]’s nut sorter
, which has options for pretty much any nut size you’d be after (it’s labeled metric, but actually includes Imperial sizes as well.)
Something to admire about the design is the handy little raised labels on each of the sieves, and... | 14 | 8 | [
{
"comment_id": "6520761",
"author": "None",
"timestamp": "2022-10-13T08:40:29",
"content": "Clever idea. This video shows how it can be done even more efficiently in one go:https://www.youtube.com/watch?v=7tHeE1iRgKk",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment... | 1,760,372,532.769942 | ||
https://hackaday.com/2022/10/12/usb-power-isolator-keeps-smoke-in/ | USB Power Isolator Keeps Smoke In | Bryan Cockfield | [
"Microcontrollers"
] | [
"arduino",
"attiny412",
"Isolation",
"power supply",
"safety",
"smps",
"transformer"
] | Anyone who’s done an electronics project knows the most important part of any good design is making sure to keep the magic smoke inside of all of the components. There are a lot of ways to make sure the smoke stays in there, but one of the most important is making sure that the power supply is isolated. If you’re using... | 17 | 9 | [
{
"comment_id": "6520726",
"author": "Phil",
"timestamp": "2022-10-13T05:45:48",
"content": "If it’s just power that’s desired, then there are many modules that acheive the same. Not as neat looking mind.For power and data, Google ADUM3160 for many implimentations. Many seem good for 1 or 2 W of p... | 1,760,372,532.820149 | ||
https://hackaday.com/2022/10/14/this-week-in-security-npm-timing-leak-siemens-universal-key-and-php-in-png/ | This Week In Security: Npm Timing Leak, Siemens Universal Key, And PHP In PNG | Jonathan Bennett | [
"Hackaday Columns",
"News",
"Security Hacks",
"Slider"
] | [
"NPM",
"siemens",
"This Week in Security",
"Zoneminder"
] | First up is some clever
wizardry from the [Aqua Nautilus] research team
, who discovered a timing attack that leaks information about private npm packages. The setup is this, npm hosts both public and private node.js packages. The public ones are available to everyone, but the private packages are “scoped”, meaning the... | 12 | 7 | [
{
"comment_id": "6521184",
"author": "Jen",
"timestamp": "2022-10-14T16:24:18",
"content": "Microsoft thing: who still buys and operates Megashaft systems that store confidential data after seeing the summary as “and block all outside access to IIS is reliable for all consequences from data breache... | 1,760,372,532.868189 | ||
https://hackaday.com/2022/10/14/an-open-source-hdmi-capture-card/ | An Open-Source HDMI Capture Card | Lewin Day | [
"Video Hacks"
] | [
"capture card",
"digital video",
"hdmi",
"hdmi capture card",
"usb"
] | [YuzukiHD] has provided files for anyone that wishes to build
their own HDMI capture card at home.
The design is known as the Yuzuki Loop Out HDMI Capture Card PRO, or YuzukiLOHCC PRO for short.
The build is based on the MS2130, a HD video and audio capture chip that’s compatible with USB 3.2 Gen 1. We’re
pretty sure
t... | 37 | 10 | [
{
"comment_id": "6521121",
"author": "Rick",
"timestamp": "2022-10-14T11:20:18",
"content": "The elephant in the room: Does it work with HDCP protected HDMI signals?",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6521126",
"author": "Stoneburner",
... | 1,760,372,532.940312 | ||
https://hackaday.com/2022/10/14/lo-fi-orchestra-learns-tubular-bells/ | Lo-Fi Orchestra LearnsTubular Bells | Dave Walker | [
"Arduino Hacks",
"Musical Hacks"
] | [
"arduino",
"hardware orchestra",
"lo-fi",
"midi",
"music",
"orchestra",
"raspberry pi",
"tubular bells"
] | Hardware projects often fall into three categories: Those that flash lights, those that make sounds and those that move.
This virtuoso performance
by [Kevin]’s “Lo-Fi Orchestra” manages all three, whilst doing an excellent job of reproducing the 1973 musical classic
Tubular Bells
by Mike Oldfield.
Producing decent poly... | 4 | 3 | [
{
"comment_id": "6521179",
"author": "wibble",
"timestamp": "2022-10-14T15:57:19",
"content": "Much cooler than the photo accompanying the writeup suggests. And brilliantly well documented. I’ve always loved the idea of simulating the individual instruments in an orchestra, and placing them as they ... | 1,760,372,532.983549 | ||
https://hackaday.com/2022/10/13/electroplating-makes-3d-printed-star-wars-prop-shine/ | Electroplating Makes 3D-Printed Star Wars Prop Shine | Lewin Day | [
"3d Printer hacks"
] | [
"3d print",
"3d printer",
"copper",
"electroplating",
"nickel"
] | 3D printing is known for producing parts with a fairly average finish at best. Even the smoothest resin prints are still fairly plasticky and dull in appearance. However, it’s possible to do much better if you get creative with electroplating.
This thermal detonator prop from [HEN3DRIK]
shows just how good a 3D print c... | 10 | 4 | [
{
"comment_id": "6521071",
"author": "Bigfoot48",
"timestamp": "2022-10-14T05:46:24",
"content": "Great… Another project on my list :PWell executed and it look really great, I’m really impressed with the surface finishing. Amazing!",
"parent_id": null,
"depth": 1,
"replies": []
},
{
... | 1,760,372,533.02407 | ||
https://hackaday.com/2022/10/13/a-flipping-perpetually-rotating-clock/ | A Flipping, Perpetually-Rotating Clock | Abe Connelly | [
"clock hacks"
] | [
"3d",
"clock",
"ESP32",
"flip calendar",
"stepper"
] | Clocks are a mainstay of hackers and makers, as they provide a way to explore creative designs while still maintaining a functional aspect to the project. [Brett Oliver] follows this tradition in making a
cyclotron clock
that uses a perpetual rotating digit concept from a 1900s desk flip calendar.
Each digit of the clo... | 6 | 3 | [
{
"comment_id": "6521047",
"author": "ekaggrat",
"timestamp": "2022-10-14T03:13:38",
"content": "love the attention to detail on the build! great job",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6521061",
"author": "JanW",
"timestamp": "202... | 1,760,372,533.074529 | ||
https://hackaday.com/2022/10/13/how-to-grow-your-own-pyramid-salt-crystals/ | How To Grow Your Own Pyramid Salt Crystals | Lewin Day | [
"chemistry hacks"
] | [
"crystal",
"crystals",
"salt",
"salt crystals"
] | The regular granular table salt you’re used to isn’t the most attractive-looking seasoning out there, even given its fundamentally compelling flavor. You don’t have to settle for boring old salt anymore though,
because [Chase] has shown us you can grow your own pyramid salt crystals at home!
Pyramid salt crystals can g... | 22 | 7 | [
{
"comment_id": "6520984",
"author": "Observer",
"timestamp": "2022-10-13T23:23:58",
"content": "Obviously, heated water can dissolve more salt. But I wonder…if you mixed a saturated solution of salt and water at room temperature, then placed the growth medium in a vessel and placed it under a vacuu... | 1,760,372,533.137664 | ||
https://hackaday.com/2022/10/13/spooky-scary-skeleton-is-pi-pico-powered/ | Spooky, Scary Skeleton Is Pi Pico Powered | Lewin Day | [
"Holiday Hacks"
] | [
"halloween",
"holiday hacks",
"skeleton",
"skull"
] | It’s the spookiest time of year once again, and hackers across the globe are cobbling together some spine-chilling projects. [Kevin] is amongst them,
and has created a spooky, scary skeleton just in time for Halloween.
The project works in a relatively simple fashion: essentially, a Raspberry Pi Pico is charged with re... | 2 | 2 | [
{
"comment_id": "6521131",
"author": "Jan",
"timestamp": "2022-10-14T11:48:16",
"content": "Come on…A 40min video just for that?",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "6521145",
"author": "ins3ctizati0n",
"timestamp": "2022-10-14T12:56:14",
... | 1,760,372,533.175512 | ||
https://hackaday.com/2022/10/12/watermelon-cnc-uses-lazy-susan/ | Watermelon CNC Uses Lazy Susan | Al Williams | [
"Art",
"cnc hacks"
] | [
"watermelon"
] | It is the time of year when a lot of people in certain parts of the world carve pumpkins. [Gonkee] is carving a watermelon, which we assume is similar. He decided to make a CNC machine to do the carving for him. The unusual part is the use of two lazy Susans to make a
rotary carving machine
. You can see the result in ... | 27 | 18 | [
{
"comment_id": "6520711",
"author": "st2000",
"timestamp": "2022-10-13T02:37:09",
"content": "Yeahhh, you need to replace that drill w/either a milling bit or a router bit. Drills don’t go side-ways well no matter how hard we all try.",
"parent_id": null,
"depth": 1,
"replies": [
... | 1,760,372,533.483349 | ||
https://hackaday.com/2022/10/12/toilet-paper-tube-pulls-dissolved-resin-from-ipa-cures-it-for-disposal/ | Toilet Paper Tube Pulls Dissolved Resin From IPA, Cures It For Disposal | Donald Papp | [
"3d Printer hacks",
"chemistry hacks"
] | [
"3d printing",
"disposal",
"IPA",
"resin",
"sla",
"uv"
] | SLA 3D printing with resin typically means rinsing parts with IPA (isopropyl alcohol). That process results in cloudy, used IPA containing a high concentration of dissolved resin. The dual goals of cleaning and reusing IPA are important ones, and we have to say, [Jan Mrázek]’s
unusual experiment involving a UV source a... | 53 | 19 | [
{
"comment_id": "6520685",
"author": "Mangy_Dog",
"timestamp": "2022-10-12T23:06:06",
"content": "Ok im probably going to have to try this one…",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "6520687",
"author": "Brad",
"timestamp": "2022-10-12T23:09:35... | 1,760,372,533.568972 | ||
https://hackaday.com/2022/10/12/enjoy-the-beauty-of-corona-discharge-with-this-kirlian-photography-setup/ | Enjoy The Beauty Of Corona Discharge With This Kirlian Photography Setup | Dan Maloney | [
"Misc Hacks"
] | [
"corona",
"dielectric",
"discharge",
"flyback",
"high voltage",
"hv",
"kirlian",
"tesla coil",
"ZVS"
] | In our age of pervasive digital media, “pics or it didn’t happen” is a common enough cry that most of us will gladly snap a picture of pretty near anything to post online. So if you’re going to take a picture, it may as well be as stunning as
these corona discharge photographs made with a homebrew Kirlian photography r... | 12 | 7 | [
{
"comment_id": "6520657",
"author": "mayhem",
"timestamp": "2022-10-12T20:53:27",
"content": "That was SUPER cool. Oh by the way I have a copy of the key to your house now! Thanks!",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "6520673",
"author": "esot.e... | 1,760,372,533.421482 | ||
https://hackaday.com/2022/10/12/be-the-star-of-the-evening-with-this-light-up-prom-dress/ | Be The Star Of The Evening With This Light Up Prom Dress | Abe Connelly | [
"LED Hacks",
"Wearable Hacks"
] | [
"color sensor",
"dress",
"Feather M0",
"neopixel ring",
"Neopixels"
] | [Kellechu] went full parent beast mode
by creating a prom dress for her daughter
. This incredible build is a tour-de-force of DIY crafting, combining sewing, electronics, 3D printing and programming.
The dress skirt is made of tulle that allows for the LED strip underneath to diffuse through. The top bodice is made of... | 8 | 5 | [
{
"comment_id": "6520635",
"author": "smellsofbikes",
"timestamp": "2022-10-12T19:28:42",
"content": "This is spectacular and the stuff about optimizing the needle to not damage the fiber optic fabric is really interesting. It reminds me of how some carpenters blunt nails to prevent them tearing wo... | 1,760,372,533.615501 | ||
https://hackaday.com/2022/10/12/the-2022-supercon-badge-is-a-handheld-trip-through-computing-history/ | The 2022 Supercon Badge Is A Handheld Trip Through Computing History | Tom Nardi | [
"cons",
"Hackaday Columns",
"Slider"
] | [
"2022 Hackaday Supercon",
"badge hacking",
"badgelife"
] | Over the last several years, there’s been a trend towards designing ever more complex and powerful electronic event badges. Color displays, sensors, WiFi, USB, Bluetooth — you name it, and there’s probably a con badge out there that has packed it in. Even our own 2019 Supercon broke new ground with the inclusion of a L... | 73 | 30 | [
{
"comment_id": "6520596",
"author": "James Newton",
"timestamp": "2022-10-12T17:16:21",
"content": "OMG. This may literally be the most lovely thing I’ve ever seen.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6520658",
"author": "Daniel Scott Mat... | 1,760,372,533.895354 | ||
https://hackaday.com/2022/10/12/this-infinity-dodecahedron-build-shows-all-the-tricks/ | This Infinity Dodecahedron Build Shows All The Tricks | Dave Rowntree | [
"LED Hacks"
] | [
"dodecahedron",
"infinity",
"leds"
] | The infinity dodecahedron is one of those super eye-catching builds that many of us hardware hackers have on our ‘build one day’ project list. The very thought of actually
doing
it strikes a little fear into the heart of even the most intrepid maker, once you start to think about all the intricate little details and as... | 11 | 8 | [
{
"comment_id": "6520606",
"author": "robertrapplean",
"timestamp": "2022-10-12T17:49:17",
"content": "Just wow.",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "6520617",
"author": "Gareth",
"timestamp": "2022-10-12T18:22:40",
"content": "take-my-mo... | 1,760,372,533.667268 | ||
https://hackaday.com/2022/10/12/rollercoasters-are-triggering-the-iphones-crash-detection-system/ | Rollercoasters Are Triggering The IPhone’s Crash Detection System | Lewin Day | [
"Current Events",
"Featured",
"Phone Hacks",
"Slider"
] | [
"smart phone",
"smart watch",
"smartphone",
"smartwatch",
"watch"
] | Apple has been busy adding new features to its smartphone and smartwatch offerings. Its new iPhone 14 and Apple Watch 8 now feature a safety system that contacts emergency services in the event the user is in a automobile accident.
As with so many new technologies though, the feature has fallen afoul of the law of unin... | 68 | 15 | [
{
"comment_id": "6520536",
"author": "Danjovic",
"timestamp": "2022-10-12T14:06:39",
"content": "The issue with machines taking decisions over humans is that no one forgives a machine error (me neither). Human stupidity is tolerable, though.",
"parent_id": null,
"depth": 1,
"replies": [
... | 1,760,372,534.001893 | ||
https://hackaday.com/2022/10/12/this-headboard-contains-an-artificial-sun/ | This Headboard Contains An Artificial Sun | Navarre Bartz | [
"LED Hacks",
"Medical Hacks"
] | [
"artificial sunlight",
"furniture",
"headboard",
"Interactive Furniture",
"Prisma",
"SpeakUp Click",
"voice assistant"
] | Despite the proliferation of artificial lighting, humans are still highly dependent on sunlight for regulation of our circadian rhythms. Accordingly, [Sector 07] has
built a futuristic headboard
that can help with the waking up side of things whether you’re headed to space or just in the dead of winter.
The interior of... | 22 | 7 | [
{
"comment_id": "6520500",
"author": "kj",
"timestamp": "2022-10-12T11:09:11",
"content": "I like it! I’m building ceiling lights myself, out of dead monitor panels.How about UV light for vitamin D? I have not found any ressources for UV light yet and I sure do not want to get cancer because I am mi... | 1,760,372,534.060614 | ||
https://hackaday.com/2022/10/12/hacking-developers-with-a-cat-feeder-whos-a-good-kitty/ | Hacking Developers With A Cat Feeder: Who’s A Good Kitty? | Maya Posch | [
"home hacks",
"Software Hacks"
] | [
"automatic cat feeder",
"motivation",
"pet feeder"
] | Most of us probably know the drudgery of getting through some coding work, with just tedious hours of monkeying around stretching ahead of us. What if this tedium were to be interrupted by an occasional reward when we did something productive, like pushing a commit or other measure of progress? That’s roughly the conce... | 4 | 2 | [
{
"comment_id": "6520497",
"author": "Brian Jorgensen",
"timestamp": "2022-10-12T11:05:44",
"content": "Aw. I want to feel like I’m 25 again. Not 5, just yet. So I’m going to adapt my version to dispense the very first adopted QR codes. Redeemable for shots of jäger.I would have been less snarky if ... | 1,760,372,534.096334 | ||
https://hackaday.com/2022/10/11/thrills-with-an-led-thriller-jacket/ | Thrills With An LED “Thriller” Jacket | Abe Connelly | [
"3d Printer hacks",
"LED Hacks",
"Wearable Hacks"
] | [
"arduino nano",
"led",
"LED wearables",
"sewing"
] | [Louise Katzovitz] has created a
light-up jacket
in the style of the jacket worn by Michael Jackson in the 1983 music video for “Thriller”. [Louise Katzovitz]’s Thriller jacket is the perfect example of combining sewing hacks and electronic hacks to make an awesome, wearable jacket.
A bomber jacket was used as the base... | 20 | 9 | [
{
"comment_id": "6520452",
"author": "That kid",
"timestamp": "2022-10-12T05:23:52",
"content": "Nothing can beat it",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "6520455",
"author": "That kid",
"timestamp": "2022-10-12T05:27:41",
"content": "Sett... | 1,760,372,534.160271 | ||
https://hackaday.com/2022/10/11/seeing-if-cheating-at-chess-the-hard-way-is-even-possible/ | Seeing If Cheating At Chess The Hard Way Is Even Possible | Dan Maloney | [
"Wireless Hacks"
] | [
"CHEATING",
"chess",
"haptic",
"rectum",
"teledildonics",
"vibrating"
] | With all the salacious stories about a cheating scandal rocking the world of championship-level chess, you’d think that we’d have delved into the story at least a bit here on Hackaday, especially given the story’s technical angle. But we haven’t, and it’s not because we’re squeamish about the details of the alleged che... | 35 | 11 | [
{
"comment_id": "6520429",
"author": "cncFriend",
"timestamp": "2022-10-12T02:07:00",
"content": "I am glad Hackaday is trying to get to the bottom of all the inuendo and to hack straight to the meat of it",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "65204... | 1,760,372,534.230815 | ||
https://hackaday.com/2022/10/11/arm-programming-by-example/ | ARM Programming By Example | Al Williams | [
"ARM",
"Raspberry Pi"
] | [
"assembly language"
] | The ARM processor is popping up everywhere. From Raspberry Pis, to phones, to Blue Pill Arduino-like boards, you don’t have to go far to find an ARM processor these days. If you program in C, you probably don’t care much or even think about it. But do you know ARM assembly language? Well, if you look at it one way, it ... | 40 | 12 | [
{
"comment_id": "6520396",
"author": "The Commenter Formerly Known As Ren",
"timestamp": "2022-10-11T23:28:41",
"content": "Wait, gcc to do assembly?",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6520404",
"author": "Truth",
"timestamp": "20... | 1,760,372,534.383426 | ||
https://hackaday.com/2022/10/11/dumping-an-emmc-chip-with-many-bodge-wires/ | Dumping An EMMC Chip With Many Bodge Wires | Lewin Day | [
"Repair Hacks"
] | [
"bodge",
"bodge wires",
"emmc",
"sd card"
] | Sometimes, you know where the data you need is stored, you just don’t have a way to access it. In this case, [GetHypoxic] needed to rip data off an eMMC chip, salvaged out of a camera. With no desire to wait for an adapter to show up,
it was time to bust out the bodge!
Once removed from the PCB, bodge wires were attach... | 11 | 3 | [
{
"comment_id": "6520369",
"author": "CRJEEA",
"timestamp": "2022-10-11T21:42:53",
"content": "Thinking to myself, wouldn’t it be nice if someone sold a blank pcb, one end having the chip layout and the other made to fit into an SD card slot.",
"parent_id": null,
"depth": 1,
"replies": [... | 1,760,372,534.312577 | ||
https://hackaday.com/2022/10/11/hackaday-prize-2022-this-interactive-air-quality-map-makes-the-invisible-visible/ | Hackaday Prize 2022: This Interactive Air Quality Map Makes The Invisible Visible | Navarre Bartz | [
"contests",
"LED Hacks"
] | [
"2022 Hackaday Prize",
"air quality",
"Air quality map",
"arduino wifi 1010",
"interactive map",
"map"
] | Air quality can have a big impact on your health, but it isn’t always something you can see. [
Ahmed Oyenuga
] wanted to make air quality something more tangible and developed an
Interactive Air Quality Map
.
Using addressable LEDs and acrylic panels, [
Oyenuga
]’s map lights up different regions of his state (Lagos) w... | 2 | 2 | [
{
"comment_id": "6520381",
"author": "The Commenter Formerly Known As Ren",
"timestamp": "2022-10-11T22:34:38",
"content": "Neat idea! Neat execution!I hope it inspires others around the world to monitor their locales, which in turn inform them of possible hazards that can be addressed.",
"pare... | 1,760,372,534.266899 | ||
https://hackaday.com/2022/10/11/2022-supercon-more-talks-more-speakers/ | 2022 Supercon: More Talks, More Speakers! | Elliot Williams | [
"cons",
"Hackaday Columns",
"Slider"
] | [
"2022 Hackaday Supercon",
"announcement",
"speakers",
"talks"
] | Round two of the 2022 Supercon talks is out, and it’s another superb lineup. This round is full of high voltage, art, and science. If you’ve ever dreamed of starting up your own hacker company, making your own refrigerator, teaching your toaster to think, or just making your breath glow, then Supercon is where you want... | 3 | 2 | [
{
"comment_id": "6520348",
"author": "Rob",
"timestamp": "2022-10-11T19:34:40",
"content": "For those of us on the other side of the world, when can we expect these awesome sounding talks to be available as online vids? Thanks",
"parent_id": null,
"depth": 1,
"replies": [
{
... | 1,760,372,534.43244 | ||
https://hackaday.com/2022/10/11/a-cassette-interface-for-a-6502-breadboard-computer-kansas-city-style/ | A Cassette Interface For A 6502 Breadboard Computer, Kansas City-Style | Dan Maloney | [
"Retrocomputing"
] | [
"6502",
"cassette",
"comparator",
"decoder",
"FSK",
"kansas city standard",
"KCS",
"monostable"
] | It’s been a long time since computer hobbyists stored their programs and data on cassette tapes. But because floppy drives were expensive peripherals and hard drives were still a long way from being the commodity they are today, cassettes enjoyed a long run at the top of the bulk data storage heap.
Celebrating that suc... | 25 | 7 | [
{
"comment_id": "6520296",
"author": "RunnerPack",
"timestamp": "2022-10-11T15:35:17",
"content": "2nd link is wrong",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6520750",
"author": "Elliot Williams",
"timestamp": "2022-10-13T07:18:15",
... | 1,760,372,534.545147 | ||
https://hackaday.com/2022/10/11/jolly-wrencher-sao-and-how-kicad-6-made-it-easy/ | Jolly Wrencher SAO, And How KiCad 6 Made It Easy | Arya Voronova | [
"Art",
"Featured",
"how-to",
"Interest",
"Slider"
] | [
"inkscape",
"jolly wrencher",
"KiCAD 6.0",
"sao",
"svg"
] | If you plan to attend Supercon or some other hacker conference, know that you’re going to get a badge with a SAO (Simple Add-On) connector, a 4-pin or 6-pin connector that you can plug an addon board onto. There’s myriads of SAOs to choose from, and if you ever felt like your choice paralysis wasn’t intense enough, now... | 17 | 7 | [
{
"comment_id": "6520284",
"author": "wibble",
"timestamp": "2022-10-11T14:47:42",
"content": "Thank you for coming up with a more mature attribution for the SAO acronym – the original choice took me back to the playground, and always rather grated.",
"parent_id": null,
"depth": 1,
"repl... | 1,760,372,536.704924 | ||
https://hackaday.com/2022/10/11/dont-miss-the-philadelphia-maker-faire-this-weekend/ | Don’t Miss The Philadelphia Maker Faire This Weekend | Tom Nardi | [
"cons",
"News"
] | [
"2022 Philadelphia Maker Faire",
"maker faire",
"Philadelphia Maker Faire"
] | For readers in the American Northeast that are looking for something to do this weekend, may we humbly suggest a day trip to attend the
2022 Philadelphia Maker Faire
on Saturday, October 15th. After taking the last two years off due to COVID-19, the event has moved to the Independence Seaport Museum for its grand retur... | 3 | 3 | [
{
"comment_id": "6520264",
"author": "Dug",
"timestamp": "2022-10-11T13:14:15",
"content": "Looking forward to Orlando’s 11/5-11/6https://www.makerfaireorlando.com/",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "6520279",
"author": "Doctor Wizard",
"ti... | 1,760,372,536.439557 | ||
https://hackaday.com/2022/10/11/bringing-a-steam-train-back-from-extinction/ | Bringing A Steam Train Back From Extinction | Navarre Bartz | [
"Crowd Funding",
"Transportation Hacks"
] | [
"big",
"Boiler",
"engineering",
"epic",
"railfan",
"railroad",
"steam engine",
"steam trains",
"trains"
] | There’s no denying that while railroads have switched to diesel and electric as their primary power sources, there’s a certain allure to the age of steam. With that in mind, a group of Pennsylvania train fans are bringing the alleged
fastest steam train
back from extinction.
It takes real dedication to build a 428-ton ... | 75 | 16 | [
{
"comment_id": "6520233",
"author": "Gravis",
"timestamp": "2022-10-11T09:00:05",
"content": "Hmm… I feel that making design changes (even for reliability) makes building a “replica” a moot point. Designing an entirely new steam locomotive from scratch using the latest technology and materials seem... | 1,760,372,536.590579 | ||
https://hackaday.com/2022/10/10/hacking-google-with-plasma/ | Hacking Google With Plasma | Al Williams | [
"Security Hacks"
] | [
"google",
"trojan horse"
] | Google recently made some videos to highlight cybersecurity. The video below is episode three, and it tells an interesting story about the first crash test dummy. However, the really interesting part is the story about a USB plasma globe built to hack into computers. One of the people who built that globe tells the
sto... | 17 | 10 | [
{
"comment_id": "6520217",
"author": "Ian",
"timestamp": "2022-10-11T06:36:49",
"content": "This is one of those times when I realize there are people who live in a completely different world than I do.Why would I ever plug something like this into my computer?I’m not talking about the security impl... | 1,760,372,535.723914 | ||
https://hackaday.com/2022/10/10/this-esp32-can/ | This ESP32 CAN! | Jenny List | [
"Transportation Hacks"
] | [
"CAN",
"canbus",
"ESP32"
] | Since modern cars use the CAN bus for so many of their functions, it’s unsurprising that it’s a frequent object of interest for those in our community. Some people go no further than commercial plug-in analysers, while others build their own CAN devices. This is what [Magnus Thomé] has done, with his
RejsaCAN microcont... | 15 | 6 | [
{
"comment_id": "6520199",
"author": "The Commenter Formerly Known As Ren",
"timestamp": "2022-10-11T02:41:40",
"content": "Interesting",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "6520220",
"author": "mark",
"timestamp": "2022-10-11T06:52:59",
"... | 1,760,372,536.34471 | ||
https://hackaday.com/2022/10/10/amateur-rocket-aims-for-the-karman-line-one-launch-at-a-time/ | Amateur Rocket Aims For The Kármán Line, One Launch At A Time | Ryan Flowers | [
"classic hacks"
] | [
"bps.space",
"high power rocket",
"karman line",
"rocket"
] | When it comes to high-powered rocketry, [BPS.space] has the unique distinction of being the first to propulsively land a solid-fueled model rocket. How could he top that? Well, we’re talking about actual rocket science here, and the only way is up! All the way up to the Kármán line: 100 km. How’s he going to get there?... | 17 | 5 | [
{
"comment_id": "6520164",
"author": "CRJEEA",
"timestamp": "2022-10-10T23:13:40",
"content": "When he gets to the 100k, I guess he’ll be aiming for the moon after that.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6520358",
"author": "Grawp",
... | 1,760,372,536.643128 | ||
https://hackaday.com/2022/10/10/power-loss-recovery-might-make-3d-printed-blobs/ | Power Loss Recovery Might Make 3D-Printed Blobs | Al Williams | [
"3d Printer hacks"
] | [
"3d printing"
] | [Geek Detour] had a mystery to solve. A round part he was printing had
a distinct pattern of blobs
. If you’ve been 3D printing for any length of time, you know that pauses in printing can cause blobs like this. He also showed a perfectly-printed version of the same part and claimed it was from the same printer with th... | 24 | 10 | [
{
"comment_id": "6520128",
"author": "Frankel",
"timestamp": "2022-10-10T20:13:21",
"content": "So what is the alternative? Raspberry pi with backup battery and fast RAM?And why do I need to know more than the current line of GCODE if power cuts?Note: I don’t own a 3d printer. I only programmed a fe... | 1,760,372,536.147735 | ||
https://hackaday.com/2022/10/10/compensating-for-your-tvs-backlight/ | Compensating For Your TVs Backlight | Matthew Carlson | [
"Repair Hacks",
"Video Hacks"
] | [
"backlighting",
"color correction",
"LCD backlight repair",
"shaders",
"TV repair"
] | [Pekka Väänänen] has a Panasonic TV with a broken backlight that creates an uneven pink/green color. While it isn’t a huge deal for most films, black-and-white films tend to show the most effect. So, by modeling the distortion as a function, [Pekka] set out to find an inverse function
that corrects the distortion befor... | 8 | 6 | [
{
"comment_id": "6520120",
"author": "K",
"timestamp": "2022-10-10T19:13:39",
"content": "Beautiful! Great problem solving, truly a hack.",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "6520122",
"author": "Tim",
"timestamp": "2022-10-10T19:19:39",
... | 1,760,372,536.487329 | ||
https://hackaday.com/2022/10/10/rf-hacking-hack-chat/ | RF Hacking Hack Chat | Dan Maloney | [
"Hackaday Columns"
] | [
"Hack Chat"
] | Join us on Wednesday, October 12 at noon Pacific for the
RF Hacking Hack Chat
with Christopher Poore!
On the time scale of technological history, it really wasn’t all that long ago that radio was — well, boring. We’re not talking about the relative entertainment value of the
Jack Benny Show
or listening to a Brooklyn D... | 15 | 4 | [
{
"comment_id": "6520096",
"author": "Unochepassa",
"timestamp": "2022-10-10T17:19:57",
"content": "“radio was — well, boring”. Grabbing popcorn…",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6520106",
"author": "Frankel",
"timestamp": "2022... | 1,760,372,536.193675 | ||
https://hackaday.com/2022/10/10/simple-cnc-gear-production-with-arduino/ | Simple CNC Gear Production With Arduino | Al Williams | [
"Arduino Hacks",
"cnc hacks"
] | [
"arduino",
"cnc",
"gear"
] | We’ve seen plenty of people 3D printing custom gears over the years, but [Mr Innovative] decided against an additive process for his bespoke component.
He ended up using a simple CNC machine
that makes use of several components that were either salvaged from a 3D printer or produced on one. Using a small saw blade, the... | 21 | 7 | [
{
"comment_id": "6520088",
"author": "three_d_dave",
"timestamp": "2022-10-10T16:12:35",
"content": "That’s interesting but those aren’t involute shaped gear teeth, so they won’t properly mesh with anything. While it’s possible to make a form cutter to approximate involute teeth, those are typically... | 1,760,372,536.398698 | ||
https://hackaday.com/2022/10/10/lithium-ion-battery-circuitry-is-simple/ | Lithium-Ion Battery Circuitry Is Simple | Arya Voronova | [
"Battery Hacks",
"Featured",
"Interest",
"Slider"
] | [
"18650",
"batteries",
"battery",
"how-to",
"lithium ion"
] | By now, we’ve gone through LiIon
handling basics
and mechanics. When it comes to designing your circuit around a LiIon battery, I believe you could benefit from a cookbook with direct suggestions, too. Here, I’d like to give you a collection of LiIon recipes that worked well for me over the years.
I will be talking abo... | 55 | 12 | [
{
"comment_id": "6520067",
"author": "pelrun",
"timestamp": "2022-10-10T14:42:03",
"content": "“while you’re charging the battery, you can’t draw current from it, as the charger relies on current measurements to control charging; if you confuse the charger with an extra load, you risk overcharging t... | 1,760,372,536.80131 | ||
https://hackaday.com/2022/10/10/a-raspberry-pi-phone-for-the-modern-era/ | A Raspberry Pi Phone For The Modern Era | Bryan Cockfield | [
"Cellphone Hacks",
"Raspberry Pi"
] | [
"3d printed",
"call",
"phone",
"raspberry pi",
"smartphone",
"text",
"touchscreen",
"wifi"
] | While it might seem like mobile phones are special devices, both in their ease of use and in their ubiquity in the modern culture, they are essentially nothing more than small form-factor computers with an extra radio and a few specific pieces of software to run. In theory, as long as you can find that software (and yo... | 43 | 10 | [
{
"comment_id": "6520036",
"author": "R Allen",
"timestamp": "2022-10-10T11:20:45",
"content": "Finally, a phone you can change the battery in and really turn off! My paranoid self needs this.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6520101",
... | 1,760,372,536.87348 | ||
https://hackaday.com/2022/10/10/sleep-easy-with-the-fishes-well-fed/ | Sleep Easy With The Fishes Well Fed | Abe Connelly | [
"home hacks",
"Raspberry Pi"
] | [
"android app",
"automation",
"fish feeder",
"Raspberry Pi Zero W",
"screw conveyor"
] | Sometimes daily tasks, like feeding pets, can feel like a real chore. To help with alleviate the mundane aspects of daily life, [Erik Berglund] has created an
automatic fish feeder
, complete with 3D print files, firmware, and an Android app for complete control over scheduling and feeding.
The mechanics of the fish fe... | 3 | 3 | [
{
"comment_id": "6520062",
"author": "Gravis",
"timestamp": "2022-10-10T14:13:15",
"content": "I’ve thought a lot (too much really) about how to ensure your pet feeder reliably dispenses dry food (regardless of shape) and the conclusion I came to is that the best system by far is a vibratory bowl fe... | 1,760,372,536.910233 | ||
https://hackaday.com/2022/10/09/diy-e-reader-has-hot-swap-mechanical-keys/ | DIY E-Reader Has Hot Swap Mechanical Keys | Navarre Bartz | [
"Raspberry Pi"
] | [
"e-paper",
"ebooks",
"epaper",
"epub",
"ereader",
"Inkplate",
"mechanical keyboard"
] | In the early days of e-readers, most devices had physical buttons to turn pages and otherwise navigate the device. [bwkrayb] longed for these halcyon days before touchscreen e-readers and improved on the concept by
adding mechanical keyswitches
.
By using an Adafruit NeoKey 1×4 as the keyboard interface, the e-reader h... | 6 | 4 | [
{
"comment_id": "6520044",
"author": "Gravis",
"timestamp": "2022-10-10T12:23:48",
"content": "Ugh, those e-paper patents can’t expire soon enough. I’m tired of all the small expensive displays.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6520104",
... | 1,760,372,537.337497 | ||
https://hackaday.com/2022/10/09/a-cold-light-to-warm-your-heart/ | A Cold Light To Warm Your Heart | Abe Connelly | [
"ATtiny Hacks",
"LED Hacks"
] | [
"attiny85",
"ghost",
"LED flame",
"open source hardware",
"Open Source Hardware Certification",
"tea light",
"through hole",
"ws2812"
] | Halloween is coming fast and what better way to add to your Halloween ornamentation than [Wagiminator]’s cute
NeoCandle tea light
simulator.
[Wagiminator] has
modified a 3D printed ghost
along with extending [Mark Sherman]’s light simulation code to create a cute light that’s perfect for the holiday season. The NeoCand... | 1 | 1 | [
{
"comment_id": "6552884",
"author": "Nick",
"timestamp": "2022-12-19T05:01:00",
"content": "This is very well documented, thank you! I’m definitely keen to build a few of these.",
"parent_id": null,
"depth": 1,
"replies": []
}
] | 1,760,372,537.182238 | ||
https://hackaday.com/2022/10/09/hackaday-links-october-9-2022/ | Hackaday Links: October 9, 2022 | Dan Maloney | [
"Hackaday Columns",
"Hackaday links",
"Slider"
] | [
"2022 Superconference",
"airtags",
"atm",
"cia",
"de-extinction",
"dodo",
"drone",
"hackaday links",
"HackerTrain",
"heist",
"helicopter",
"Ingenuity",
"Lufthansa",
"Martian",
"wooly mammoth"
] | Don’t you just hate it when you walk out of the bathroom with toilet paper stuck to your shoe? That’s a little bit like what happened when
the Mars helicopter
Ingenuity
picked up a strange bit of debris
on one of its landing pads. The foreign object was spotted on the helicopter’s down-pointing navigation camera, and l... | 16 | 7 | [
{
"comment_id": "6519964",
"author": "ThisGuy",
"timestamp": "2022-10-09T23:21:09",
"content": "With the airtag thing, I think it’s more likely they’re afraid people might use it to map out luggage handling and other secure spaces that they don’t want bad actors to have information on. There’s proba... | 1,760,372,537.574118 | ||
https://hackaday.com/2022/10/09/trx-duo-is-a-red-pitaya-clone-for-software-defined-radio/ | TRX-Duo Is A Red Pitaya Clone For Software Defined Radio | Al Williams | [
"Radio Hacks"
] | [
"Red Pitaya",
"sdr",
"software-defined radio"
] | If you’ve noticed the TRX-DUO software-defined radio transceiver, you might have wondered how it stacks up to other choices like Red Pitaya or HackRF. [Tech Minds] obliges with a
review of the Red device in the video below.
While this unit isn’t inexpensive, it also isn’t as expensive as some of its competitors. Sure,... | 33 | 9 | [
{
"comment_id": "6519957",
"author": "Ostracus",
"timestamp": "2022-10-09T22:34:48",
"content": "I assume with transmitting licensing could become an issue.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6683369",
"author": "chris",
"timestam... | 1,760,372,537.696574 | ||
https://hackaday.com/2022/10/09/relax-and-have-a-nice-cup-of-teeth/ | Relax And Have A Nice Cup Of Teeth | Abe Connelly | [
"Holiday Hacks"
] | [
"halloween decorations",
"Halloween props",
"teeth"
] | Halloween is just around the corner and what better way to add a little spooky decor than to 3D print [DaveMakesStuff]’s
Teeth Cup
.
It looks like [DaveMakesStuff] has done the equivalent of “kit bashing” by taking 3D models of a full teeth set and merging them with a tea cup. Details are pretty light but a
Twitter thr... | 28 | 12 | [
{
"comment_id": "6519909",
"author": "irox",
"timestamp": "2022-10-09T17:39:30",
"content": "Followed the link in the article, but there is an auth wall preventing download of the files… boooo.Here’s another link that doesn’t force you to create an account to download files:https://www.thingiverse.c... | 1,760,372,537.244372 | ||
https://hackaday.com/2022/10/09/rotbot-adds-a-extra-dimension-to-3d-printing-with-a-twist/ | RotBot Adds An Extra Dimension To 3D Printing, With A Twist | Dan Maloney | [
"3d Printer hacks"
] | [
"3d printing",
"4 axis",
"conical",
"prusa",
"slicer",
"slicing"
] | It always seemed to us that the Z-axis on a 3D printer, or pretty much any CNC machine for that matter, is criminally underused. To have the X- and Y-axes working together to make smooth planar motions while the Z-axis just sits there waiting for its big moment, which ends up just moving the print head and the bed anot... | 14 | 10 | [
{
"comment_id": "6519879",
"author": "chuck",
"timestamp": "2022-10-09T14:29:52",
"content": "A extra… oh man…",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6519901",
"author": "DainBramage",
"timestamp": "2022-10-09T17:09:44",
"cont... | 1,760,372,537.296822 | ||
https://hackaday.com/2022/10/08/mommy-where-do-ideas-come-from/ | Mommy, Where Do Ideas Come From? | Elliot Williams | [
"Hackaday Columns",
"Rants",
"Slider"
] | [
"3d scanning",
"antique",
"history",
"invention",
"photography"
] | We wrote up an astounding old use of technology – François Willème’s
3D scanning and modeling apparatus from 1861
, over 150 years ago. What’s amazing about this technique is that it used absolutely cutting-edge technology for the time, photography, and the essence of a technique still used today in laser-line 3D scann... | 38 | 5 | [
{
"comment_id": "6519708",
"author": "RW ver 0.0.1",
"timestamp": "2022-10-08T15:26:40",
"content": "And then you’ve got your da Vincis, trying to design helicopters and tanks a few hundred years before we’ve got the materials and manufacturing tech to build them.",
"parent_id": null,
"depth... | 1,760,372,537.52558 | ||
https://hackaday.com/2022/10/08/tom-stanton-builds-an-osprey/ | [Tom Stanton] Builds An Osprey | Dan Maloney | [
"drone hacks"
] | [
"collective",
"cyclic",
"helicopter",
"Osprey",
"pitch",
"rc",
"swash plate",
"tiltrotor",
"V-22",
"vtol"
] | The V-22 Osprey is an aircraft like no other. The tiltrotor multirole military aircraft makes an impression wherever it goes; coincidentally, a flight of two of these beasts flew directly overhead yesterday and made a noise unlike anything we’ve ever heard before. It’s a complex aircraft that pushes the engineering env... | 20 | 5 | [
{
"comment_id": "6519660",
"author": "Andre",
"timestamp": "2022-10-08T11:20:36",
"content": "It’s not quite accurate though – the V-22 has a central gearbox that connects the motors to each other:–The V-22’s two Rolls-Royce AE 1107C engines are connected by drive shafts to a common central gearbox ... | 1,760,372,537.623942 | ||
https://hackaday.com/2022/10/08/a-rail-cart-for-the-space-conscious-passenger/ | A Rail Cart For The Space Conscious Passenger | Jenny List | [
"Transportation Hacks"
] | [
"hoverboard",
"rail cart",
"railroad",
"railway"
] | For those who live in countries where there are plenty of abandoned railways, a popular way to explore them has been by means of home made rail carts. These are usually rudimentary rail trolleys with a small internal combustion engine, and a host of fascinating videos of them can be found online. Such a trolley has one... | 29 | 13 | [
{
"comment_id": "6519640",
"author": "AggregatVier",
"timestamp": "2022-10-08T08:31:16",
"content": "It takes too long to get anywhere in space so shouldn’t passengers be in stasis or suspended animation?",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "6519659"... | 1,760,372,537.758266 | ||
https://hackaday.com/2022/10/07/repairing-a-bike-gps-with-3d-printing/ | Repairing A Bike GPS With 3D Printing | Navarre Bartz | [
"3d Printer hacks",
"gps hacks",
"Repair Hacks"
] | [
"3d printing",
"bicycle computer",
"bike computer",
"bike gps",
"bike hacks",
"cycling",
"planned obsolescence",
"repair"
] | We love hacks that keep gadgets out of the trash heap, and [Brieuc du Maugouër] has us covered with this 3D printable
replacement mount
he designed for his bike GPS.
One of the most frustrating ways a gadget can fail is when a small, but critical part of the device fails. [du Maugouër] combined a 3D printed back and fo... | 10 | 5 | [
{
"comment_id": "6519667",
"author": "mrehorst",
"timestamp": "2022-10-08T11:57:03",
"content": "Hey, don’t knock it. It’s little stuff like this that demonstrates to the tugboat and cube crowd that it’s possible to do something useful with their toy. You never know what this sort of thing can lead ... | 1,760,372,537.806063 | ||
https://hackaday.com/2022/10/07/ceiling-fan-adds-co2-sensor/ | Ceiling Fan Adds CO2 Sensor | Bryan Cockfield | [
"home hacks"
] | [
"air",
"automation",
"carbon dioxide",
"ceiling fan",
"circulation",
"co2",
"sensor",
"smart fan",
"stale",
"stuffy"
] | Ceiling fans seem to be an oft-misunderstood or overlooked household appliance. As such, they seem to have missed a lot of the IoT wave. Sure, you can get smart controllers for them to plug into your home automation system of choice, but these mostly rely on temperature sensors, simple timers, or voice commands. There’... | 18 | 6 | [
{
"comment_id": "6519588",
"author": "The Commenter Formerly Known As Ren",
"timestamp": "2022-10-08T02:13:48",
"content": "As CO2 is heavier than air, it would help to have the sensor mounted low in the room.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6... | 1,760,372,537.855223 | ||
https://hackaday.com/2022/10/07/pcb-filled-dream-desk-will-only-get-cooler-with-age/ | PCB-Filled Dream Desk Will Only Get Cooler With Age | Kristina Panos | [
"green hacks"
] | [
"desk",
"e-waste",
"e-waste recycling",
"pcb",
"resin"
] | We all have one. Maybe you’re sitting at it now, or just wishing you were — that perfect desk. You know the one — a place for everything and everything in its place, ample acreage, specialized storage, and top-notch looks. Oh, and blinkenlights. Can’t forget those.
It took four months of hard work, but
[Build XYZ]’s dr... | 27 | 13 | [
{
"comment_id": "6519553",
"author": "TG",
"timestamp": "2022-10-07T23:35:06",
"content": "Would be really cool to make one of these with a gradient of old computer bits up to current ones on the other side. Have some core memory and subminiature tubes and punch-cards on one side, up through floppie... | 1,760,372,538.098846 | ||
https://hackaday.com/2022/10/07/3d-printing-hard-to-find-vintage-vehicle-parts/ | 3D Printing Hard-To-Find Vintage Vehicle Parts | Navarre Bartz | [
"car hacks",
"how-to",
"Parts",
"Repair Hacks"
] | [
"3D printed parts",
"3d printing",
"marker light",
"repair",
"truck",
"tutorial",
"vehicle repair",
"vehicle restoration",
"vintage car",
"vintage truck"
] | When I was growing up, my dad and I restored classic cars. Combing junkyards for the pieces we needed was a mixture of interesting and frustrating since there was always something you couldn’t find no matter how long you looked. [Emily Velasco] was frustrated by the high price of parts even when she was able to find th... | 52 | 19 | [
{
"comment_id": "6519499",
"author": "CRJEEA",
"timestamp": "2022-10-07T20:11:13",
"content": "This reminds me of a thirty something year old car I had a while back. The clutch cable snapped and ejected itself from the vehicle, never to be found again. Needless to say, the dealer did have old stock ... | 1,760,372,538.037455 | ||
https://hackaday.com/2022/10/09/this-eye-is-watching-you-from-its-tiny-crt/ | This Eye Is Watching You From Its Tiny CRT | Robin Kearey | [
"Art",
"Parts"
] | [
"art installation",
"crt",
"eye",
"tiny screen"
] | The days of cathode ray tubes, or CRTs, are firmly behind us, and that’s generally a good thing. Display tubes were heavy, bulky and fragile, and needed complicated high-voltage electronics in order to work. But not all of them were actually large: miniature display tubes were also produced, for things like camcorder v... | 25 | 10 | [
{
"comment_id": "6519883",
"author": "Jan",
"timestamp": "2022-10-09T15:03:29",
"content": "Display tubes were heavy [CHECK]Display tubes were bulky [CHECK]Display tubes needed complicated high-voltage electronics in order to work. [ehhmmm… CHECK?!?!]Although… what’s complicated, just a relatively s... | 1,760,372,537.954667 | ||
https://hackaday.com/2022/10/09/flip-segment-digital-clock-is-a-miniature-mechanical-marvel/ | Flip-Segment Digital Clock Is A Miniature Mechanical Marvel | Dan Maloney | [
"clock hacks"
] | [
"cam",
"carryover",
"digital",
"follower",
"mechanical",
"seven segment",
"stepper"
] | Clocks are such mundane objects that it’s sometimes hard for them to grab your attention. They’re there when you need them, but they don’t exactly invite you to watch them work. Unless, of course, you build something like
this mechanical flip-segment clock
with a captivating exposed mechanism
“Eptaora” is the name of t... | 35 | 16 | [
{
"comment_id": "6519843",
"author": "lj",
"timestamp": "2022-10-09T09:20:27",
"content": "It looks so smooth and clean in the video, makes me wonder if it is actually a rendering.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6519848",
"author": "e... | 1,760,372,538.32594 | ||
https://hackaday.com/2022/10/08/diy-arduino-due-tea5767-fm-radio/ | DIY Arduino Due TEA5767 FM Radio | Dave Walker | [
"Arduino Hacks",
"Radio Hacks"
] | [
"amplifier",
"arduino",
"diy",
"fm",
"LM4811",
"oled",
"PAM8403",
"radio",
"receiver",
"sh1106",
"TEA5767",
"tuner"
] | Older hackers will remember that a crystal set radio receiver was often one of the first projects attempted. Times have changed, but there’s still something magical about gathering invisible signals from the air and listening to the radio on a homemade receiver. [mircemk] has brought the idea right up to date by build... | 10 | 7 | [
{
"comment_id": "6519821",
"author": "Val",
"timestamp": "2022-10-09T05:46:06",
"content": "Nice build, but a much cheaper Arduino board could be used. And the sources would probably need no change or very small change.",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment... | 1,760,372,538.196707 | ||
https://hackaday.com/2022/10/08/quick-reload-for-your-glue-sticks-the-glue-gun-six-shooter/ | Quick Reload For Your Glue Sticks: The Glue Gun Six Shooter | Robin Kearey | [
"Tool Hacks"
] | [
"glue gun",
"hot glue",
"hot glue gun",
"revolver"
] | They say that the two essential items in any toolbox are WD-40 and duct tape: one thing to make stuff move and another thing to stop stuff from moving. Many hackers would argue that the third essential tool should be hot glue — it stops stuff from moving, but still allows you to move it later if you decide that’s bette... | 16 | 4 | [
{
"comment_id": "6519810",
"author": "Why Displacemen From Tallow?",
"timestamp": "2022-10-09T03:25:58",
"content": "WD-40 and duct tape: one thing to make stuff move and to then make stuff stop moving. Also another thing to stop stuff from moving.Fixed it for you.",
"parent_id": null,
"dept... | 1,760,372,538.245564 | ||
https://hackaday.com/2022/10/08/magnetic-gearbox-design-improvements-are-toothless-but-still-cool/ | Magnetic Gearbox Design Improvements Are Toothless But Still Cool | Dan Maloney | [
"Parts"
] | [
"flux",
"gearbox",
"magnetic",
"neodymium",
"planetary",
"power transmission"
] | Any project that contains something called a “flux modulator” instantly commands our attention. And while we’re pretty sure that [Retsetman] didn’t invent it after hitting his head on the toilet,
this magnetic gearbox
is still really cool.
Where most gearboxes have, you know, gears, a magnetic gearbox works by coupling... | 9 | 6 | [
{
"comment_id": "6519798",
"author": "The Commenter Formerly Known As Ren",
"timestamp": "2022-10-08T23:37:13",
"content": "Enjoyable and instructive video.",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "6519802",
"author": "Gravis",
"timestamp": "2022... | 1,760,372,538.370282 | ||
https://hackaday.com/2022/10/08/bluetooth-interface-adds-rumble-feedback-to-commodore-64-games/ | Bluetooth Interface Adds Rumble Feedback To Commodore 64 Games | Robin Kearey | [
"Peripherals Hacks",
"Retrocomputing"
] | [
"bluetooth gamepad",
"commodore 64",
"gamepad",
"Joystick",
"rumble feedback"
] | Nothing says “1980s gaming” like a black joystick with a single red fire button. But if you prefer better ergonomics, you can connect modern gamepads to your retrocomputers thanks to a variety of modern-to-classic interface adapters. These typically support just the directional pad and one or two action buttons, leavin... | 6 | 5 | [
{
"comment_id": "6519771",
"author": "Jan",
"timestamp": "2022-10-08T20:35:37",
"content": "Brilliant, seriously! I love the way it works and it invoked a “why didn’t I think of that” moment.Cool project!",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "6519793"... | 1,760,372,538.549448 | ||
https://hackaday.com/2022/10/08/ill-see-your-seven-segment-mechanical-display-and-raise-you-to-16-segments/ | I’ll See Your Seven-Segment Mechanical Display And Raise You To 16 Segments | Dan Maloney | [
"Parts"
] | [
"display",
"flip-dot",
"multi-segment",
"punch card",
"rack and pinion"
] | Mechanical multi-segment displays have become quite a thing lately, and we couldn’t be more pleased about it. The degree of mechanical ingenuity needed to make these things not only work but look good while doing it never ceases to amaze us, especially as the number of segments increases. So we submit
this over-the-top... | 6 | 5 | [
{
"comment_id": "6519729",
"author": "lthemick",
"timestamp": "2022-10-08T17:30:30",
"content": "> you can clearly see the hoe the earlier mechanism developed intoMight need some wordsmithing here…",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6520034",
... | 1,760,372,538.411361 | ||
https://hackaday.com/2022/10/07/flux-a-forty-foot-long-kinetic-art-piece/ | Flux: A Forty Foot Long Kinetic Art Piece | Dave Rowntree | [
"Art"
] | [
"AS5600",
"kinetic art",
"stepper motor",
"TMC2160"
] | No office space is complete without some eye-catching art piece to gawp at whilst you mull over your latest problem. But LED-based displays are common enough to be boring these days. Kinetic art pieces are where it’s at, and
this piece called
Flux
is a perfect example
.
C
ommissioned for the Toronto office of a very po... | 5 | 3 | [
{
"comment_id": "6519519",
"author": "GvT",
"timestamp": "2022-10-07T21:15:56",
"content": "I don’t understand why this is called kinetic… Kinetic describes how bodies move under the influence of forces [kinema: force]. It seems to be a cool installation, a fancy way to direct light and to be impres... | 1,760,372,538.586733 | ||
https://hackaday.com/2022/10/07/engineers-be-subversive-to-be-green/ | Engineers: Be Subversive To Be Green | Jenny List | [
"Featured",
"green hacks",
"Interest",
"Rants",
"Slider"
] | [
"co2",
"emissions",
"energy saving",
"green tech"
] | The caterers for the volunteer workforce behind the summer’s MCH hacker camp in the Netherlands served all-vegan food. This wasn’t the bean sprouts and lentils that maybe some of the more meat-eating readers might imagine when confronted with vegan food, nor was it a half-as-good array of substitutes with leathery soy ... | 153 | 31 | [
{
"comment_id": "6519444",
"author": "Michael Black",
"timestamp": "2022-10-07T17:26:54",
"content": "In 1981, I had a vegetarian hotdog that came in a can. It seemed a little too real. But I stopped eating meat 2 years before.It took about ten years before I tried such things, not because I.misse... | 1,760,372,538.839529 | ||
https://hackaday.com/2022/10/07/hackaday-podcast-188-zapping-cockroaches-tricking-ais-antique-3d-scanning-and-grinding-chips-to-qfn/ | Hackaday Podcast 188: Zapping Cockroaches, Tricking AIs, Antique 3D Scanning, And Grinding Chips To QFN | Dan Maloney | [
"Hackaday Columns",
"Podcasts"
] | [
"Hackaday Podcast"
] | It’s déjà vu all over again as Hackaday Editor-in-Chief Elliot Williams gets together with Staff Writer Dan Maloney to look over the best hacks from the past week. If you’ve got a fear of giant cockroaches, don’t worry; we’ll only mention the regular ones when we talk about zapping them with lasers. What do you need to... | 7 | 1 | [
{
"comment_id": "6519431",
"author": "Filip",
"timestamp": "2022-10-07T16:05:08",
"content": "Very interesting editing around “what’s that sound” section :)",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6519439",
"author": "Jon",
"timestamp"... | 1,760,372,538.633044 | ||
https://hackaday.com/2022/10/07/a-crt-monitor-from-an-obsolete-logic-analyzer/ | A CRT Monitor From An Obsolete Logic Analyzer | Jenny List | [
"classic hacks"
] | [
"crt",
"Trinitron",
"video"
] | The designers of older equipment that contained a CRT monitor rarely made the effort to design their own driver and deflection circuitry. Instead they were more likely to buy an off the shelf assembly from a monitor manufacturer, and simply supply it with their video. [TomV] has an old HP 16500A logic analyzer, and in... | 15 | 5 | [
{
"comment_id": "6519428",
"author": "Dude",
"timestamp": "2022-10-07T16:02:52",
"content": "The fun thing about CRT monitors is how they’re manufactured.There’s the shadow or aperture mask which guides the image of each electron gun into the correct place on the screen. But how do they get the diff... | 1,760,372,538.892167 | ||
https://hackaday.com/2022/10/07/this-week-in-security-php-attack-defused-scoreboard-manipulation-and-tillitis/ | This Week In Security: PHP Attack Defused, Scoreboard Manipulation, And Tillitis | Jonathan Bennett | [
"Hackaday Columns",
"News",
"Security Hacks",
"Slider"
] | [
"android",
"Kaminski",
"php",
"This Week in Security",
"Wireless Hacking"
] | If you use PHP, you likely use the Composer tool for managing dependencies, at least indirectly. And the good folks at SonarSource
found a nasty, potential supply chain attack
in this tool, when used in the Packagist repository. The problem is the support for arbitrary README filenames. When a package update shows up o... | 1 | 1 | [
{
"comment_id": "6519788",
"author": "Stuart Longland",
"timestamp": "2022-10-08T22:10:26",
"content": "> 0x01020304050607080102030405060708Keys like that are scarily common… won’t name the manufacturer, but I had to deal with a utility energy meter that used AES-256 which I thought, “cool, that’s d... | 1,760,372,538.937235 | ||
https://hackaday.com/2022/10/07/five-foot-keyboard-lays-it-all-on-the-line/ | Five-Foot Keyboard Lays It All On The Line | Kristina Panos | [
"Peripherals Hacks"
] | [
"hunt and peck",
"keyboard"
] | We would bet that among the most technologically-inclined of our readership, there are plenty of hunt-and-peck typists. Because of course, typing quickly and from the home row has nothing to do with intelligence, and everything to do with practice and rote muscle memorization. But what if the keyboard was all home row?... | 17 | 9 | [
{
"comment_id": "6519356",
"author": "Claptrap",
"timestamp": "2022-10-07T11:09:45",
"content": "Nice, but I wouldn’t use it as a rule….",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6519359",
"author": "The Commenter Formerly Known As Ren",
... | 1,760,372,538.985969 | ||
https://hackaday.com/2022/10/07/have-3d-printer-will-travel/ | Have 3D Printer, Will Travel | Al Williams | [
"3d Printer hacks"
] | [
"3d printer",
"cantilever",
"folding 3d printer"
] | We keep hearing that the desktop computer is dying — everyone wants a mobile device like a laptop, a tablet, or a big horkin’ phone. We suppose [eponra] wants the same thing for 3D printers, since he’s provided plans for “
flatpack
” a portable 3D printer that can fit in a spool box.
As you might imagine, this isn’t go... | 16 | 12 | [
{
"comment_id": "6519338",
"author": "rich clubb",
"timestamp": "2022-10-07T09:18:38",
"content": "I like it! Definitely going on the to build list. I saw another portable printer but it required a lot more machined partshttps://m.youtube.com/watch?v=ZAPaOevoeX0This looks great :)",
"parent_id":... | 1,760,372,539.077246 | ||
https://hackaday.com/2022/10/06/mac-128k-emulator-gets-diy-ceramic-enclosure/ | Mac 128K Emulator Gets DIY Ceramic Enclosure | Lee Wilkins | [
"Mac Hacks",
"Raspberry Pi"
] | [
"ceramic",
"mac",
"raspberry pi",
"vintage"
] | Creative technologist [Joselyn McDonald] wanted to hone her ceramic skills by
building an iconic Macintosh 128K sculpture,
complete with a fully functional operating system.
At first, she was determined to use
Processing
to create an interface for her sculpture by recreating the UI visually and adding some touch contro... | 8 | 4 | [
{
"comment_id": "6519310",
"author": "Mog",
"timestamp": "2022-10-07T05:34:26",
"content": "> Mac OS 7, 8, and 9So, not a Macintosh 128K emulator, then.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6519668",
"author": "Erik Johnson",
"times... | 1,760,372,539.028534 | ||
https://hackaday.com/2022/10/06/building-a-digital-library-of-amateur-radio-and-communications/ | Building A Digital Library Of Amateur Radio And Communications | Jenny List | [
"Radio Hacks"
] | [
"amateur radio",
"history",
"internet archive"
] | For years the Internet Archive has provided the online community with a breathtaking collection of resources, out of print books, magazines, recordings, software, and any other imaginable digital asset in easily retrievable form. Now with the help of a grant from the Amateur Radio Digital Communications Foundation
they... | 8 | 4 | [
{
"comment_id": "6519330",
"author": "Anders",
"timestamp": "2022-10-07T08:00:38",
"content": "It’s also something that doesn’t cease to seem indistinguishable from magic.. even if you do understand it!For me at least :)",
"parent_id": null,
"depth": 1,
"replies": [
{
"comm... | 1,760,372,539.121557 | ||
https://hackaday.com/2022/10/06/rubber-band-behemoth-winds-its-way-toward-world-record/ | Rubber Band Behemoth Winds Its Way Toward World Record | Ryan Flowers | [
"Transportation Hacks"
] | [
"aircraft",
"free flight",
"radio controlled",
"rubber band"
] | Egged on by adoring fans who demanded more aircraft videos, [ProjectAir]
has decided to break the world record for rubber band powered aircraft
… despite having never built a rubber band powered aircraft. Why rubber band power?
Before little two stroke motors became affordable, and
long
before electric motors and batte... | 25 | 9 | [
{
"comment_id": "6519260",
"author": "The Commenter Formerly Known As Ren",
"timestamp": "2022-10-06T23:17:07",
"content": "I built a rubber band powered Guillow balsa and tissue bi-plane around 25 years ago. It flew around 25 feet with a push.",
"parent_id": null,
"depth": 1,
"replies"... | 1,760,372,539.260574 | ||
https://hackaday.com/2022/10/06/exploring-the-cutting-edge-of-desktop-arm-hardware/ | Exploring The Cutting Edge Of Desktop ARM Hardware | Tom Nardi | [
"computer hacks",
"Software Hacks"
] | [
"arm",
"arm development",
"desktop computer",
"mini-itx"
] | While the x86 architecture certainly isn’t going away anytime soon, it seems that each year more and more of our computing is done on ARM processors. It started with our smartphones, spread into low-cost Chromebooks, and now Apple’s gone all-in with their M1/M2 chips. But so far we haven’t seen too much movement in the... | 35 | 12 | [
{
"comment_id": "6519227",
"author": "TRACK_ZERO",
"timestamp": "2022-10-06T21:11:28",
"content": "I always do find these kinds of boards interesting, BUT $800 HOLY SHIT",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6519277",
"author": "Where is the... | 1,760,372,539.196537 | ||
https://hackaday.com/2022/10/06/seven-segments-but-not-as-we-know-them/ | Seven Segments, But Not As We Know Them | Donald Papp | [
"Parts"
] | [
"3d printed",
"7 segment",
"analog",
"mechanical",
"seven segmemt",
"sliders"
] | We’ve seen a lot of clever re-imagining of the classic 7-segment display, and proving there is still room for something new is [Jack]’s
7-segment “DigiTag” display
.
This 3D printable device has a frame into which is slotted three sliders. These sliders can be adjusted individually, mixing and matching the visibility o... | 11 | 9 | [
{
"comment_id": "6519185",
"author": "David",
"timestamp": "2022-10-06T18:51:06",
"content": "Looks like each digit is dialed in by adjusting the height of 3 rods. Think of them as pins in a lock. You could build a “key” that slides into a cylinder full of these pins and displays a specific series o... | 1,760,372,539.308946 | ||
https://hackaday.com/2022/10/06/git-your-pcbs-online/ | Git Your PCBs Online | Arya Voronova | [
"Featured",
"how-to",
"Skills",
"Slider",
"Software Hacks"
] | [
"Git",
"github",
"gitlab",
"KiCAD",
"ssh key",
"vcs",
"version control"
] | Last time, I’ve shown you how to
create a local Git repository around your PCB project.
That alone provides you with local backups, helping you never lose the changes you make to your files, and always be able to review the history of your project as it developed.
However, an even more significant part of Git’s usefuln... | 16 | 2 | [
{
"comment_id": "6519165",
"author": "fluffy6666",
"timestamp": "2022-10-06T17:31:06",
"content": "OK, great. I’ve uploaded my KiCad PCB design to Gitlab. How can I merge the changes someone else made?",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6519225",... | 1,760,372,539.455148 | ||
https://hackaday.com/2022/10/06/robot-blade-runner-turns-in-world-record-time/ | Robot Blade Runner Turns In World Record Time | Al Williams | [
"News",
"Robots Hacks"
] | [
"bipedal",
"robot"
] | While we wish colleges and universities competed more on academics, we can’t deny that more people are interested in their athletics programs. Oregon State, however, has done a little of both since their bipedal robot, Cassie, became the world’s
fastest bipedal robot
according to the Guinness Book of World Records. You... | 23 | 9 | [
{
"comment_id": "6519109",
"author": "Varga Tom",
"timestamp": "2022-10-06T15:03:00",
"content": "Put a turret on it.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6519153",
"author": "justsayin",
"timestamp": "2022-10-06T16:59:47",
... | 1,760,372,539.606199 | ||
https://hackaday.com/2022/10/06/immersive-cursive-growing-up-loopy/ | Immersive Cursive: Growing Up Loopy | Kristina Panos | [
"Hackaday Columns",
"Slider"
] | [
"double-storey a",
"double-story a",
"handwriting fonts",
"ocr",
"uncial"
] | Growing up, ours was a family of handwritten notes for every occasion. The majority were left on the kitchen counter next to the sink, or in a particular spot on the all-purpose table in the breakfast nook. Whether one was professing their familial love and devotion on the back of a
Valpak coupon
, or simply communicat... | 28 | 11 | [
{
"comment_id": "6519096",
"author": "Frankel",
"timestamp": "2022-10-06T14:12:55",
"content": "The left note sheet is a bit harder to read, cursive in italics. The right one is nice and easy to read. Either way wonderful to see it still being in use. I still write letters sometimes to special peopl... | 1,760,372,539.67518 | ||
https://hackaday.com/2022/10/06/mostly-harmless-houseplant-wields-machete/ | (Mostly) Harmless Houseplant Wields Machete | Dave Walker | [
"Arduino Hacks",
"Art"
] | [
"art installation",
"ecg",
"ekg",
"indoor plants",
"machete",
"plant",
"robot arm",
"signaling"
] | In a straight fight between a houseplant and a human, you might expect the plant to be at a significant disadvantage. So [David Bowen] has decided to even the odds a little by
arming this philodendron
with a robot arm and a machete.
The build is a little short on details but, from the video, it appears that adhesive el... | 27 | 11 | [
{
"comment_id": "6519047",
"author": "Mihai Ignat",
"timestamp": "2022-10-06T11:13:16",
"content": "Major Lazer vibes anyone?https://www.youtube.com/watch?v=dKKdJoXF7PI",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6519263",
"author": "The Commenter... | 1,760,372,539.734229 | ||
https://hackaday.com/2022/10/06/electric-guitar-shocks-you-for-missing-a-note/ | Electric Guitar Shocks You For Missing A Note | Lewin Day | [
"Games",
"High Voltage"
] | [
"electric shock",
"guitar",
"guitar hero",
"rhythm game",
"rocksmith",
"shock",
"stun gun"
] | Rocksmith
is a popular video game that works like
Guitar Hero,
but with a real guitar. You have to play well and hit the right notes, or the game penalizes your score. [Lightwing] took the stakes up a notch, though, adding a system that shocks the player
every time they fail.
To achieve this, it was necessary to detect... | 6 | 4 | [
{
"comment_id": "6519019",
"author": "Andrew",
"timestamp": "2022-10-06T09:05:52",
"content": "Eagerly anticipating the Trombone Champ version!",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "6519032",
"author": "ak",
"timestamp": "2022-10-06T10:15:02",... | 1,760,372,539.771407 |
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