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|---|---|---|---|---|---|---|---|---|---|---|---|
https://hackaday.com/2023/09/09/large-format-photos-without-the-large-price-tag/ | Large Format Photos Without The Large Price Tag | Jenny List | [
"digital cameras hacks"
] | [
"digital conversion",
"film",
"large format"
] | There’s a good reason that the go-to format for most film photographers is 35 mm, in that it provides a mix of convenience and cost. Shooting huge large-format negatives in the style of a 19th-century photographer can return astounding pictures with detail and lens effects unavailable on relatively tiny cameras, but it... | 37 | 12 | [
{
"comment_id": "6680846",
"author": "Dude",
"timestamp": "2023-09-09T08:15:46",
"content": "Wouldn’t it be possible to put a beam splitter or a one-way mirror in front of the lens inside the camera and photograph the projection from the inside without the offset?",
"parent_id": null,
"depth... | 1,760,372,176.513048 | ||
https://hackaday.com/2023/09/08/adding-composite-video-to-the-mattel-aquarius/ | Adding Composite Video To The Mattel Aquarius | Robin Kearey | [
"classic hacks",
"computer hacks",
"Retrocomputing",
"Video Hacks"
] | [
"7805",
"composite video",
"Mattel Aquarius",
"switching regulator"
] | In the home computer market of the 1980s, there were several winners that are still household names four decades later: the Commodore 64, the Apple II and the Sinclair Spectrum, to name a few. But where there are winners, there are bound to be losers as well – the Mattel Aquarius being a good example. A price war betwe... | 14 | 6 | [
{
"comment_id": "6680820",
"author": "LambdaMikel",
"timestamp": "2023-09-09T05:03:59",
"content": "Yeah, it’s a nice product and mod! I’ve installed it too in my Aquarius. There is actually no real need to uninstall the RFI shield. I just left it in place.",
"parent_id": null,
"depth": 1,
... | 1,760,372,176.405343 | ||
https://hackaday.com/2023/09/08/linux-fu-build-a-better-ls/ | Linux Fu: Build A Better Ls | Al Williams | [
"Linux Hacks"
] | [
"eza",
"linux",
"ls",
"lsd"
] | Ask someone to name all the things they can find in a room. Only a few will mention air. Ask a Linux command line user about programs they use and they may well forget to mention
ls
. Like air, it is seemingly invisible since it is so everpresent. But is it the best it can be? Sure, you can use environment variables an... | 27 | 13 | [
{
"comment_id": "6680793",
"author": "The Commenter Formerly Known As Ren",
"timestamp": "2023-09-09T02:16:11",
"content": "ls -edalf",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "6680827",
"author": "Joshua",
"timestamp": "2023-09-09T06:41:48",
"... | 1,760,372,176.785311 | ||
https://hackaday.com/2023/09/08/tear-apart-your-house-for-200-with-this-rotary-subwoofer/ | Tear Apart Your House For $200 With This Rotary Subwoofer | Julian Scheffers | [
"Musical Hacks"
] | [
"fan",
"rotary subwoofer",
"subwoofer"
] | Many movies and songs use a lot of of bass to make it feel more real to the viewer or listener. Because of this, subwoofers are common in high-quality audio setups, often costing a substantial part of the budget. [Daniel Fajkis] takes the subwoofer to it’s logical extreme
by building a rotary subwoofer
on a $200 budget... | 44 | 22 | [
{
"comment_id": "6680747",
"author": "The Commenter Formerly Known As Ren",
"timestamp": "2023-09-08T23:13:46",
"content": "That is an impressive sub-woofer!",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6681088",
"author": "RAY D",
"timesta... | 1,760,372,176.287229 | ||
https://hackaday.com/2023/09/08/homebrew-linear-actuators-improved/ | Homebrew Linear Actuators Improved | Al Williams | [
"3d Printer hacks"
] | [
"linear actuator",
"linear actuators"
] | [Harrison Low] published some 3D-printed linear actuators, which generated a lot of interest. He got a lot of advice from people on the Internet, and he took it to heart. The result: an
improved version
that you can see in the video below.
The
original design
used carbon fiber and Kevlar and was quite stiff. The actuat... | 19 | 10 | [
{
"comment_id": "6680717",
"author": "Anni",
"timestamp": "2023-09-08T21:34:48",
"content": "This actuators could be an inovation on love life toys, it looks more elegant than these bulky ones. Could you put a thicker Rod in the middle? And how much force comes out?There is a failed start up with a ... | 1,760,372,176.65093 | ||
https://hackaday.com/2023/09/07/building-up-unicode-characters-one-bit-at-a-time/ | Building Up Unicode Characters One Bit At A Time | Dan Maloney | [
"Peripherals Hacks"
] | [
"binary",
"codepoint",
"glyph",
"keyboard",
"true type font",
"unicode",
"usb hid",
"UTF-8"
] | The range of characters that can be represented by Unicode is truly bewildering. If there’s a symbol that was ever used to represent a sound or a concept anywhere in the world, chances are pretty good that you can find it somewhere in Unicode. But can many of us recall the proper keyboard calisthenics needed to call fo... | 33 | 16 | [
{
"comment_id": "6680182",
"author": "Tom",
"timestamp": "2023-09-07T11:35:52",
"content": "That thing looks beautiful. Really well done! I want two of them.",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "6680187",
"author": "mathman",
"timestamp": "20... | 1,760,372,176.853419 | ||
https://hackaday.com/2023/09/07/intels-chips-light-the-way-to-faster-processor-arrays/ | Intel’s Chips Light The Way To Faster Processor Arrays | Jenny List | [
"computer hacks",
"Parts"
] | [
"cpu",
"intel",
"multi-processor",
"photonic interconnect"
] | It’s very likely indeed that whatever you are reading this on will have a multi-core processor. They’re now the norm, but the path to they octa-or-more-core chip in your phone has gone from individual processors with PCB interconnects through many generations of ever faster on-chip ones.
But what if your power needs ar... | 19 | 4 | [
{
"comment_id": "6680169",
"author": "Joshua",
"timestamp": "2023-09-07T10:07:25",
"content": "I remember the days when Intel’s Thunderbolt technology was still “Light Peak”. It was meant to provide optical links between motherboard components etc. Boy, was I disappointed when Thunderbolt came out, ... | 1,760,372,176.709746 | ||
https://hackaday.com/2023/09/06/bespoke-implants-are-real-if-you-put-in-the-time/ | Bespoke Implants Are Real—if You Put In The Time | Brian McEvoy | [
"Medical Hacks",
"PCB Hacks",
"Security Hacks"
] | [
"biohacking",
"flex board",
"flex PCB",
"flexable pcb design",
"grinding",
"hid",
"implant",
"physical security",
"rfid"
] | A subset of hackers have RFID implants, but there is a limited catalog. When [Miana] looked for a device that would open a secure door at her work, she did not find the implant she needed, even though the lock was susceptible to cloned-chip attacks. Since no one made the implant,
she set herself to the task
. [Miana] i... | 23 | 9 | [
{
"comment_id": "6680128",
"author": "vlad",
"timestamp": "2023-09-07T05:33:54",
"content": "???",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "6680129",
"author": "Dalle Lelle",
"timestamp": "2023-09-07T05:36:47",
"content": "Pippi Longstocking on... | 1,760,372,176.348905 | ||
https://hackaday.com/2023/09/06/the-computer-that-controlled-chernobyl/ | The Computer That Controlled Chernobyl | Al Williams | [
"Retrocomputing"
] | [
"Chernobyl",
"soviet",
"V-30M"
] | When you think of Chernobyl (or Chornobyl, now), you think of the nuclear accident, of course. But have you ever considered that where there is a nuclear reactor, there is a computer control system? What computers were in control of the infamous reactor? [Chornobyl Family] has
the answer
in a fascinating video document... | 8 | 3 | [
{
"comment_id": "6680203",
"author": "JNA",
"timestamp": "2023-09-07T13:07:53",
"content": "Ummm…. The first Pacific Rim movie specifically taught that if I have a massive ‘transformer’ running on nuclear power, that it doesn’t have any electronics/computers in it; everything can run just fine on a... | 1,760,372,176.201432 | ||
https://hackaday.com/2023/09/06/quake-2-ported-to-apple-watch/ | Quake 2 Ported To Apple Watch | Bryan Cockfield | [
"Games"
] | [
"apple watch",
"build",
"mac",
"quake",
"quake 2",
"touch controls",
"xcode"
] | DOOM always seems to spontaneously appear on any new device the day it’s released. From printers to industrial robots to pregnancy tests, it always makes its way on anything with an integrated circuit and a screen. But that’s not the only 90s video game with a cult following and and ability to run on hardware never int... | 0 | 0 | [] | 1,760,372,176.441601 | ||
https://hackaday.com/2023/09/06/thin-keyboard-fits-in-steam-deck-case/ | Thin Keyboard Fits In Steam Deck Case | Bryan Cockfield | [
"Peripherals Hacks"
] | [
"case",
"keyboard",
"KiCAD",
"pcb",
"Raspberry Pi Pico",
"steam deck",
"svg",
"thin"
] | Although some of the first Android-powered smartphones had them and Blackberries were famous for them, physical keyboards on portable electronics like that quickly became a thing of the past. Presumably the cost to manufacture is too high and the margins too low regardless of consumer demand. Whatever the reason, if yo... | 13 | 5 | [
{
"comment_id": "6680113",
"author": "elwing",
"timestamp": "2023-09-07T03:30:59",
"content": "It’s worth mentionning that most gaming handheld PC had keyboard before the steam deck but after the deck a whole new gen of gaming handheld PC lost keyboards. through some of the newer brands try to reint... | 1,760,372,176.904419 | ||
https://hackaday.com/2023/09/06/downgrade-your-heathkit-h8-to-the-worlds-first-8-bit-microprocessor/ | Downgrade Your Heathkit H8 To The World’s First 8-bit Microprocessor | Julian Scheffers | [
"Retrocomputing"
] | [
"downgrade",
"heathkit h8",
"intel 8008",
"retro computing"
] | Typically when you’re replacing parts in an old computer it’s either for repairs or an upgrade. Upgrades like adding a more capable processor to an old computer are the most common, and can help bring an old computer a bit closer to the modern era. [Dr. Scott M. Baker] had a different idea,
when he downgraded a Heathki... | 10 | 4 | [
{
"comment_id": "6680008",
"author": "jcwren",
"timestamp": "2023-09-06T20:29:05",
"content": "The 4004 is considered to be the world’s first microprocessor.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6680013",
"author": "David Bovvinge",
... | 1,760,372,177.37669 | ||
https://hackaday.com/2023/09/06/road-salt-bah-new-roadway-material-promises-a-better-solution-to-snow-and-ice/ | Road Salt? Bah! New Roadway Material Promises A Better Solution To Snow And Ice | Lewin Day | [
"green hacks",
"Hackaday Columns",
"Science"
] | [
"road",
"road salt",
"roadway"
] | If you’ve ever lived somewhere it gets properly cold, you’ll know that winter’s icy grasp brings the inevitable challenge of keeping roadways safe. While road salt and gritting have long been the go-to solutions, their detrimental environmental impact and the potential for infrastructure degradation are well-documented... | 68 | 29 | [
{
"comment_id": "6679948",
"author": "Jon H",
"timestamp": "2023-09-06T17:28:33",
"content": "“with the combined powder subsequently encapsulated in a polymer solution”So… plastic.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6679955",
"author": "O... | 1,760,372,177.617249 | ||
https://hackaday.com/2023/09/06/get-a-fresh-build-plate-at-the-push-of-a-button/ | Get A Fresh Build Plate At The Push Of A Button | Donald Papp | [
"3d Printer hacks"
] | [
"3D printable",
"build plate",
"captive hardware",
"flexible",
"steel sheet",
"storage"
] | For best results, a build sheet for a 3D printer’s print bed should be handled and stored by the edges only. To help make that easier, [Whity] created the
Expandable Steel Sheet Holder
system that can store sheets efficiently without touching their main surfaces, and has a clever mechanism for ejecting them at the push... | 22 | 10 | [
{
"comment_id": "6679923",
"author": "IIVQ",
"timestamp": "2023-09-06T16:17:52",
"content": "Nice build, but I would prefer a lever that secures the build plate when stored and a spring that ejects it when said build plate is released. Seehttps://commons.m.wikimedia.org/wiki/File:Chinon_FZ-506-8584.... | 1,760,372,177.513 | ||
https://hackaday.com/2023/09/06/mining-and-refining-quartz-both-natural-and-synthetic/ | Mining And Refining: Quartz, Both Natural And Synthetic | Dan Maloney | [
"Engineering",
"Featured",
"Interest",
"Original Art",
"Slider"
] | [
"mining",
"natural resources",
"Quartz"
] | So far in this series, pretty much every material we’ve covered has had to undergo a significant industrial process to transform it from its natural state to a more useful product. Whether it’s
the transformation of bauxite from reddish-brown clay to lustrous aluminum ingots
, or
squeezing solid sulfur out of oil and n... | 17 | 10 | [
{
"comment_id": "6679897",
"author": "Neptoid",
"timestamp": "2023-09-06T14:54:32",
"content": "I remember my time serving as conscript in 1984-1986, mostly assigned to vehicle maintenace. We had a couple of very large off-road MAZ trucks which were used to haul trailers with T-55 tanks. Those thing... | 1,760,372,177.322246 | ||
https://hackaday.com/2023/09/06/its-numbers-all-the-way-down-with-this-tape-measure-number-station-antenna/ | It’s Numbers All The Way Down With This Tape Measure Number Station Antenna | Dan Maloney | [
"Radio Hacks"
] | [
"cryptography",
"espionage",
"radio",
"sdr",
"shortwave",
"spy",
"tape measure"
] | For all their talk of cooperation and shared interests, the nations of the world put an awful lot of effort into spying on each other. All this espionage is an open secret, of course, but some of their activities are so mysterious that no one will confirm or deny that they’re doing it. We’re talking about numbers stati... | 12 | 7 | [
{
"comment_id": "6679851",
"author": "SomedaySomeone",
"timestamp": "2023-09-06T11:51:52",
"content": "Nice write up on number stations herehttps://warontherocks.com/2018/05/explaining-the-mystery-of-numbers-stations/",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_i... | 1,760,372,177.256444 | ||
https://hackaday.com/2023/09/06/finally-a-machine-to-organize-resistors/ | Finally, A Machine To Organize Resistors! | Jenny List | [
"hardware",
"Tool Hacks"
] | [
"Raspberry Pi Pico",
"resistors"
] | Perhaps it’s a side-effect of getting older, but it seems like reading the color bands on blue metal-film resistors is harder than it was on the old brown carbon ones. So often the multimeter has to come out to check, but it’s annoying. Thus we rather like [Mike]’s
Resistorganizer
, which automates the process of keepi... | 37 | 14 | [
{
"comment_id": "6679796",
"author": "duderino",
"timestamp": "2023-09-06T08:09:46",
"content": "Sure, getting the multimeter out is annoying. I’m struggling to see how this is *less* annoying.",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "6679815",
"auth... | 1,760,372,177.449918 | ||
https://hackaday.com/2023/09/05/streaming-video-from-an-esp32/ | Streaming Video From An ESP32 | Bryan Cockfield | [
"Microcontrollers"
] | [
"browser",
"ESP32",
"images",
"javascript",
"microcontroller",
"mqtt",
"streaming",
"video"
] | The ESP32, while first thought to be little more than a way of adding wireless capabilities to other microcontrollers, has quickly replaced many of them with its ability to be programmed as its own platform rather than simply an accessory. This also paved the way for accessories of its own, such as various sensors and ... | 11 | 6 | [
{
"comment_id": "6679743",
"author": "Lua Jit",
"timestamp": "2023-09-06T05:33:24",
"content": "I love that this code is entirely written in Lua!",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6679762",
"author": "Andrew",
"timestamp": "2023-... | 1,760,372,177.707843 | ||
https://hackaday.com/2023/09/05/electro-optical-control-of-lasers-with-a-licorice-twist/ | Electro-Optical Control Of Lasers With A Licorice Twist | Dan Maloney | [
"Science"
] | [
"anethole",
"anise",
"electro-optical",
"high voltage",
"Kerr effect",
"laser",
"nitrobenzene",
"ouzo",
"polarizing"
] | You’ve got to hand it to [Les Wright]; he really knows how to dig into optical arcana and present topics in an interesting way. Case in point:
an electro-optical control cell that’s powered by ouzo
.
OK, the bit about the Greek aperitif may be stretching things a bit, but the Kerr Cell that [Les] builds in the video be... | 8 | 4 | [
{
"comment_id": "6679697",
"author": "PWalsh",
"timestamp": "2023-09-06T02:20:13",
"content": "I looked into this awhile back, and IIRC acrylic has a fairly large Kerr coefficient. At least, large in comparison to simple and easily available materials.The effect is proportional to the length of the ... | 1,760,372,177.663926 | ||
https://hackaday.com/2023/09/05/clean-up-your-resin-printing-rinse-with-dialysis/ | Clean Up Your Resin-Printing Rinse With Dialysis | Dan Maloney | [
"3d Printer hacks",
"green hacks"
] | [
"cross-link",
"cure",
"dialysis",
"filter",
"IPA",
"isopropyl",
"photopolymer",
"resin",
"rinse",
"uv"
] | There’s a lot to like about resin 3D printing. The detail, the smooth surface finish, the mechanical simplicity of the printer itself compared to an FDM printer. But there are downsides, too, not least of which is the toxic waste that resin printing generates. What’s one to do with all that resin-tainted alcohol left o... | 64 | 16 | [
{
"comment_id": "6679660",
"author": "questiony",
"timestamp": "2023-09-06T00:17:01",
"content": "Are there no commercial apparatuses that do this aleeady that one can buy?",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6679666",
"author": "m1ke",
... | 1,760,372,177.808476 | ||
https://hackaday.com/2023/09/05/raspi-powered-typewriter-is-a-real-muse/ | Raspi-Powered Typewriter Is A Real MUSE | Kristina Panos | [
"Raspberry Pi"
] | [
"lcd",
"raspberry pi",
"touchscreen",
"typewriter",
"writing"
] | Thanks to parenting and life in general, [Brendan] had fallen out of the habit of writing and wasn’t happy about it. If you write anything ever, you already know there are endless distractions when it comes to doing so on a computer. Sure, there always typewriters, but it’s difficult to do anything with the fruits of a... | 4 | 4 | [
{
"comment_id": "6679593",
"author": "Chris Pepin",
"timestamp": "2023-09-05T20:32:47",
"content": "Nice looking machine! I completely understand about the number of distractions to be found on your main PC. I’ve been contemplating setting up an old laptop to use only for writing but something like ... | 1,760,372,177.952397 | ||
https://hackaday.com/2023/09/05/spooky-noise-box-has-post-halloween-potential/ | Spooky Noise Box Has Post-Halloween Potential | Kristina Panos | [
"Holiday Hacks",
"Musical Hacks"
] | [
"halloween",
"noise box",
"piezo",
"piezo disk",
"spring"
] | There’s more than one way to scare people on Halloween. Sure, there’s always the low-brow jump scare, but that will generally just annoy the person and possibly cause a heart attack. No, what you need is a sustained soundscape of hellish audio. And where does one find hellish audio?
Well, you make your own with a spook... | 8 | 4 | [
{
"comment_id": "6679704",
"author": "james",
"timestamp": "2023-09-06T02:35:39",
"content": "Getting a bit of Axel Foley vibes.",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "6679727",
"author": "CMH62",
"timestamp": "2023-09-06T04:31:42",
"conten... | 1,760,372,177.997845 | ||
https://hackaday.com/2023/09/05/jennys-daily-drivers-raspberry-pi-desktop/ | Jenny’s Daily Drivers: Raspberry Pi Desktop | Jenny List | [
"computer hacks",
"Hackaday Columns",
"Slider",
"Software Hacks"
] | [
"operating system",
"raspberry pi",
"Raspberry Pi Desktop"
] | One of the more exciting prospects upon receiving one of the earliest Raspberry Pi boards back in 2012 was that it was a fully-functional desktop computer in the palm of your hand. In those far-off days, the Debian OS distro for the board wasn’t even yet called Raspbian, but it would run a full-on desktop on your TV an... | 31 | 13 | [
{
"comment_id": "6679531",
"author": "Rog Fanther",
"timestamp": "2023-09-05T17:32:16",
"content": "Re:Haiku, have you have asked for help in Haiku´s forum ? Some installation options are a little different from what one would expect , but it has worked on the machines I´ve given to it. From old no... | 1,760,372,178.245987 | ||
https://hackaday.com/2023/09/05/hackaday-prize-2023-the-gearing-up-challenge-finalists/ | Hackaday Prize 2023: The Gearing Up Challenge Finalists | Dan Maloney | [
"contests",
"The Hackaday Prize"
] | [
"2023 Hackaday Prize",
"Gearing Up",
"tools"
] | If there’s more to life than just a workshop full of tools, it’s probably a workshop full of tools that you’ve built yourself. At least that was the thinking behind the recently concluded “Gearing Up” challenge of the
2023 Hackaday Prize
, which unsurprisingly generated quite a list of entries for our judges to review ... | 3 | 3 | [
{
"comment_id": "6679670",
"author": "Paul McClay",
"timestamp": "2023-09-06T00:53:41",
"content": "D’oh.@Dan Maloney the “Minamil 3dp” pic here is from the earlier laser-cut version (retronymously “2dc”). Maybe swap inhttps://cdn.hackaday.io/images/3980021691450688776.jpgfrom this year’s contest en... | 1,760,372,178.416416 | ||
https://hackaday.com/2023/09/05/usb-c-power-for-ham-radio/ | USB-C Power For Ham Radio | Bryan Cockfield | [
"Radio Hacks"
] | [
"connector",
"ham",
"handheld",
"power delivery",
"radio",
"usb",
"USB-PD",
"yaesu"
] | Even though manufacturers of handheld ham radios have been busy adding all sorts of bells and whistles into their portable offerings, for some reason, many of them lack a modern USB-C port. In the same vein, while some have USB for programming or otherwise communicating between the radio and a computer, very few can us... | 28 | 15 | [
{
"comment_id": "6679498",
"author": "ChuckT",
"timestamp": "2023-09-05T15:38:32",
"content": "I already ordered it and Amazon sent me the wrong item.",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "6679516",
"author": "Jeff",
"timestamp": "2023-09-05T1... | 1,760,372,178.308738 | ||
https://hackaday.com/2023/09/05/youve-got-mail-straining-the-limits-of-machine-and-man/ | You’ve Got Mail: Straining The Limits Of Machine And Man | Kristina Panos | [
"Featured",
"History",
"Interest",
"Original Art",
"Slider"
] | [
"culling machine",
"facer-canceller",
"hamper dumper",
"mail sorting",
"mail sorting machine",
"mail-flo",
"USPS"
] | When we last left this subject
, I told you all about Transorma, the first letter-sorting machine in semi-wide use. But before and since Transorma, machines have come about to perform various tasks on jumbled messes of mail — things like distinguishing letters from packages, making sure letters are all facing the same ... | 10 | 7 | [
{
"comment_id": "6679476",
"author": "Charles Lamb",
"timestamp": "2023-09-05T14:45:01",
"content": "Quite clearly B. S. Johnson had nothing to do with this equipment.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6679535",
"author": "greenbit",
... | 1,760,372,178.169212 | ||
https://hackaday.com/2023/09/05/entertain-your-cats-automatically-with-lazerpaw/ | Entertain Your Cats Automatically With LazerPaw | Julian Scheffers | [
"home hacks",
"Laser Hacks"
] | [
"cat",
"computer vision",
"lazer"
] | Most of us would agree that kittens are very cute, but require lots of attention in return. What would you do if you adopted three abandoned cats but didn’t have all day to play with them? [Hoani Bryson]
solved his problem by building LazerPaw
— an autonomous, safe way to let your cats chase lasers.
Having recently tin... | 22 | 7 | [
{
"comment_id": "6679428",
"author": "jcwren",
"timestamp": "2023-09-05T12:17:14",
"content": "That’s really cool :)On a different note, why is it in all HaD posts with YouTube videos, if you click the “YouTube” in the bottom of the video you get a “www.youtube.com is blockedwww.youtube.com refused ... | 1,760,372,178.369311 | ||
https://hackaday.com/2023/09/05/hands-free-compass-uses-haptic-feedback/ | Hands-Free Compass Uses Haptic Feedback | Bryan Cockfield | [
"Wearable Hacks"
] | [
"belt",
"compass",
"microcontroller",
"motor",
"pico",
"raspberry pi",
"vibration"
] | If you’ve never experienced it before, getting turned around on a cloudy day in the woods or getting lost during an event like a snowstorm can be extremely disorienting and stressful — not to mention dangerous. In situations where travel goes outside the beaten path, it’s a good idea to have some survival gear around, ... | 15 | 13 | [
{
"comment_id": "6679369",
"author": "Lazarus",
"timestamp": "2023-09-05T09:00:16",
"content": "I made something similar back during my studies, where I incorporated navigation and patterns :)https://youtu.be/Ho1vmEiVBVUI’ve always found tactile interfaces to be underappreciated, but implementing th... | 1,760,372,178.723729 | ||
https://hackaday.com/2023/09/04/this-model-mimics-the-international-space-station/ | This Model Mimics The International Space Station | Julian Scheffers | [
"Space"
] | [
"diy",
"international space station",
"telemetry"
] | It’s not an overstatement to say that the International Space Station (ISS for short) is an amazing feat of engineering, especially considering that it has been going for over two decades. The international collaboration isn’t just for the governments, either, as many images, collected data and even some telemetry have... | 6 | 5 | [
{
"comment_id": "6679342",
"author": "MarB",
"timestamp": "2023-09-05T08:01:28",
"content": "What a fantastic project!",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "6679360",
"author": "Knochi",
"timestamp": "2023-09-05T08:41:23",
"content": "That... | 1,760,372,178.462588 | ||
https://hackaday.com/2023/09/04/3d-printed-um-hook-and-loop-fasteners/ | 3D Printed — Um — Hook And Loop Fasteners | Al Williams | [
"3d Printer hacks"
] | [
"3d printing",
"hook and loop",
"velcro"
] | [Teaching Tech’s]
latest video
discusses “3D printed Velcro.” But as even he admits, Velcro is a trademark, so we think it is more appropriate to talk about hook and loop fasteners. In fact, you can see the good-natured official video about the trademark below [Teaching Tech’s] video. Regardless, his experiments with s... | 38 | 11 | [
{
"comment_id": "6679178",
"author": "Paul",
"timestamp": "2023-09-05T02:49:32",
"content": "Those examples look less like Velcro and more like 3M’s Mushroom Hook Fastener. The genuine article is amazing stuff.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": ... | 1,760,372,178.537968 | ||
https://hackaday.com/2023/09/04/heat-pump-control-that-works/ | Heat Pump Control That Works | Bryan Cockfield | [
"home hacks"
] | [
"automation",
"control",
"cooling",
"ESP32",
"Heat pump",
"heating",
"home automation",
"humidity",
"hvac",
"temperature",
"tft",
"user interface"
] | Heat pumps are taking the world by storm, and for good reason. Not only are they many times more efficient than electric heaters, but they can also be used to provide cooling in the summer. Efficiency aside, though, they’re not perfectly designed devices, largely with respect to their climate control abilities especial... | 33 | 10 | [
{
"comment_id": "6679052",
"author": "Mark Topham",
"timestamp": "2023-09-04T23:41:52",
"content": "Thermostats, and other interior climate controls are horrendously over expensive for what they do. Custom solutions shouldn’t be necessary to improve on them.I find it depressing, the amount of gain a... | 1,760,372,178.6077 | ||
https://hackaday.com/2023/09/04/developing-a-4500-rpm-twin-cylinder-air-engine/ | Developing A 4,500 RPM Twin-Cylinder Air Engine | Lewin Day | [
"3d Printer hacks"
] | [
"air engine",
"compressed air"
] | Compressed air isn’t really a practical form of energy storage for headline uses like transport or heating, but it’s a fun thing to tinker with at the small scale. [Tom Stanton] is plenty experienced in that area, having built a series of compressed air engines over the years.
His latest effort is capable of running at... | 20 | 8 | [
{
"comment_id": "6678968",
"author": "craig",
"timestamp": "2023-09-04T20:43:13",
"content": "There was a dude named Gasparin that made small CO2 motors sufficient for powering peanut scale free flight airplanes. They haven’t been made for about 20 years but the general principle was a piston with a... | 1,760,372,178.666484 | ||
https://hackaday.com/2023/09/04/the-scope-of-this-kickstarter-ten-years/ | The ‘Scope Of This Kickstarter? Ten Years. | Kristina Panos | [
"Crowd Funding",
"Wearable Hacks"
] | [
"kickstarter",
"Oscilloscope Watch",
"PDI",
"watch",
"xmega",
"xprotolab"
] | It may have taken ten years to come through on this particular Kickstarter, but a promise is a promise. In late August 2023, backers who had since likely forgotten all about the project
started receiving their oscilloscope watches
from creator [Gabriel Anzziani]. Whatever the reason(s) for the delay, the watch looks gr... | 18 | 10 | [
{
"comment_id": "6678939",
"author": "Andy Pugh",
"timestamp": "2023-09-04T18:17:22",
"content": "Really! Wow!I always felt a bit sorry for the guy. It was fairly clear to me that he hadn’t made enough on the Kickstarter to fund the development and manufacture, especially after the first hiccup.I su... | 1,760,372,178.781071 | ||
https://hackaday.com/2023/09/04/minimalist-led-lamp-is-circular-beauty-incarnate/ | Minimalist LED Lamp Is Circular Beauty Incarnate | Lewin Day | [
"LED Hacks"
] | [
"addressable leds",
"glowables",
"lamp",
"led",
"ws2812b"
] | Lamps used to be things built to provide light with specific purpose, whether as reading lamps, desk lamps, or bedside table lamps. Now we just build them for the
vibes
, as with
this minimalist LED lamp from [andrei.erdei].
The build uses a 3D-printed frame printed in opaque grey, with a diffuser element printed in a ... | 8 | 4 | [
{
"comment_id": "6678888",
"author": "Echo",
"timestamp": "2023-09-04T14:46:49",
"content": "Cool project, it looks like a nice intro to combining 3D printing and electronics and it’s very well documented.I have one question though, I personally think it would have looked a lot better with a smoothe... | 1,760,372,178.892735 | ||
https://hackaday.com/2023/09/04/see-some-of-the-stranger-vr-ideas-from-siggraph/ | See Some Of The Stranger VR Ideas From SIGGRAPH | Donald Papp | [
"Virtual Reality"
] | [
"experimental",
"haptics",
"interface design",
"reaction wheels",
"virtual reality",
"vr"
] | [Devin Coldewey]
shared his experiences with some of the more unusual VR concepts
on display at SIGGRAPH 2023. Some of these ideas are pretty interesting in their own right, and even if they aren’t going to actually become commercial products they give some insight into the kinds of problems that are being worked on. R... | 15 | 4 | [
{
"comment_id": "6678872",
"author": "MarB",
"timestamp": "2023-09-04T13:04:02",
"content": "https://hackaday.io/project/190611-enhancer-mask-lite",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "6678880",
"author": "Bobtato",
"timestamp": "2023-09-04T13... | 1,760,372,178.842601 | ||
https://hackaday.com/2023/09/04/fiery-torch-build-is-remarkably-stylish/ | Fiery Torch Build Is Remarkably Stylish | Lewin Day | [
"Tool Hacks"
] | [
"flames",
"flaming torch",
"torch"
] | Hollywood movies, RPGs, and Dungeons and Dragons campaigns are all full of flaming torches. They’re a typical source of light in scenarios where electrical solutions simply aren’t available.
[Wesley Treat] decided to build a rather attractive ceremonial torch of his own design
, showing off his impressive crafting skil... | 7 | 3 | [
{
"comment_id": "6678875",
"author": "The Commenter Formerly Known As Ren",
"timestamp": "2023-09-04T13:20:45",
"content": "Is Maker Burn more family-friendly than that flooded out desert gathering?",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6678907",
... | 1,760,372,178.945942 | ||
https://hackaday.com/2023/09/03/modding-a-nerf-blaster-the-old-fashioned-way/ | Modding A Nerf Blaster The Old Fashioned Way | Lewin Day | [
"Misc Hacks"
] | [
"blaster",
"nerf",
"nerf blaster"
] | The Pistol Splat was a very weak blaster built for children, designed to shoot toy-grade paintball-like ammunition. [Matt Yuan] recognised the potential of the single-shot design, though,
and repurposed it as a powerful Nerf blaster.
The blaster is a simple spring-plunger design. Upon pulling the trigger, the spring dr... | 3 | 3 | [
{
"comment_id": "6678884",
"author": "make piece not war",
"timestamp": "2023-09-04T14:22:11",
"content": "Well, well, well, what do we got here?No dinamite, no take off rocket assist, no gun powder, no ethanol dragster engine, no antimatter. The Myth Busters are not impressed.Not even a bigger spri... | 1,760,372,179.13497 | ||
https://hackaday.com/2023/09/03/growing-oxides-on-silicon-on-the-road-to-diy-semiconductors/ | Growing Oxides On Silicon On The Road To DIY Semiconductors | Dan Maloney | [
"chemistry hacks"
] | [
"semiconductors",
"silicon oxide",
"silicon waver",
"tube furnace"
] | Doing anything that requires measurements in nanometers is pretty difficult, and seems like it would require some pretty sophisticated equipment. But when the task at hand is
growing oxide layers on silicon chips
in preparation for making your own integrated circuits, it turns out that the old Mark 1 eyeball is all you... | 18 | 7 | [
{
"comment_id": "6678797",
"author": "The Commenter Formerly Known As Ren",
"timestamp": "2023-09-04T02:48:00",
"content": "I hope he is successful in making MOSFETs before the zombie apocalypse!",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "6678821",
"au... | 1,760,372,179.091754 | ||
https://hackaday.com/2023/09/03/hackaday-links-september-3-2023/ | Hackaday Links: September 3, 2023 | Dan Maloney | [
"Hackaday Columns",
"Hackaday links",
"Slider"
] | [
"construction",
"cubesat",
"DCMA",
"deorbit",
"e-meter",
"EAS",
"emergency alert system",
"fcc",
"fema",
"hackaday links",
"Kapton",
"orbital drag",
"right to repair",
"Scientology",
"sewer",
"waste water",
"WEA",
"world robot conference"
] | Right-to-repair has been a hot-button topic lately, with everyone from consumers to farmers pretty much united behind the idea that owning an item should come with a plausible path to getting it fixed if it breaks, or more specifically, that you shouldn’t be subject to prosecution for trying to repair your widget. Not ... | 16 | 6 | [
{
"comment_id": "6678754",
"author": "Thinkerer",
"timestamp": "2023-09-03T23:19:48",
"content": "Let’s see who gets ahead of the WEA/EAS symphony and “predicts” it as as some lunatic indication of aliens/political shenanigans/religious end-times/various singularities.10/4 good buddy…Orson Welles wo... | 1,760,372,179.184885 | ||
https://hackaday.com/2023/09/03/bare-pcb-makes-a-decent-homemade-smart-watch/ | Bare PCB Makes A Decent Homemade Smart Watch | Lewin Day | [
"Wearable Hacks"
] | [
"ESP-12E",
"ESP8266",
"smart watch",
"smartwatch",
"watch",
"wifi"
] | These days, we live in a post-
Dick Tracy
world, where you can make a phone call with your fancy wristwatch, and lots more besides. [akashv44] has gone a simpler route,
designing their own from scratch with a bare PCB design.
The build is based around the ESP-12E microcontroller, providing useful wireless connectivity ... | 15 | 7 | [
{
"comment_id": "6678728",
"author": "Misterlaneous",
"timestamp": "2023-09-03T21:17:45",
"content": "I’d have gone with an esp32 for added Bluetooth and better ability to sleep. If space is an issue use a c3.",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "667... | 1,760,372,179.275375 | ||
https://hackaday.com/2023/09/02/solar-powered-flower-chases-the-light/ | Solar Powered Flower Chases The Light | Lewin Day | [
"3d Printer hacks"
] | [
"flower",
"sculpture",
"solar",
"solar panel",
"solar power"
] | Many plants are capable of tracking the sun in order to get the most possible light.
[hannu_hell] built a solar powered sculpture that replicates this light sensitivity
for the benefit of better charging its own batteries, allowing it to run theoretically indefinitely where suitable light was available.
The 3D-printed ... | 2 | 2 | [
{
"comment_id": "6678440",
"author": "Drone",
"timestamp": "2023-09-02T20:42:46",
"content": "That plant is AFRAID of mobile phones! Something you have not learned yet.",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "6678516",
"author": "support1c0f862c91",... | 1,760,372,179.225978 | ||
https://hackaday.com/2023/09/02/will-an-8088-run-doom-now-yes-it-will/ | Will An 8088 RunDOOM? Now, Yes It Will! | Jenny List | [
"Games",
"Retrocomputing"
] | [
"8088",
"doom",
"pc"
] | The question on everyone’s lips when a new piece of hardware comes out is this: Will it run
DOOM
? Many pieces of modern hardware have been coaxed into playing id Software’s 1993 classic, but there have always been some older machines that just didn’t have the power to do it. One of them has now been conquered though, ... | 12 | 7 | [
{
"comment_id": "6678404",
"author": "jpa",
"timestamp": "2023-09-02T17:53:33",
"content": "20 seconds per frame? “it’s not always the slickest of gaming experiences” indeed :)",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6678477",
"author": "Cuthb... | 1,760,372,179.325776 | ||
https://hackaday.com/2023/09/02/to-give-is-better-than-to-receive/ | To Give Is Better Than To Receive | Elliot Williams | [
"cons",
"Hackaday Columns",
"Rants"
] | [
"hacker culture",
"knowledge",
"sharing",
"talks"
] | Better to give a talk at a hacker event, that is. Or in your hackerspace, or even just to a bunch of fellow nerds whenever you can. When you give the talk, don’t be afraid to make it too “easy” to understand. Making a tough topic comprehensible is often the sign that you really understand it, after all, and it’s also a... | 24 | 8 | [
{
"comment_id": "6678373",
"author": "Dude with FHSS",
"timestamp": "2023-09-02T15:30:35",
"content": "“If you know something, say something”My past and optimistic 27 year old self would firmly believe in that motto. My present, cynical 34 year old self knows it’s not exactly true. I’ve been burned ... | 1,760,372,179.420547 | ||
https://hackaday.com/2023/09/02/teaching-a-mini-tesla-to-steer-itself/ | Teaching A Mini-Tesla To Steer Itself | Dan Maloney | [
"Machine Learning",
"Transportation Hacks"
] | [
"autonomous",
"behavior cloning",
"convolutional neural network",
"machine learning",
"self-driving",
"servo",
"steering angle",
"tesla"
] | At the risk of stating the obvious, even when you’ve got unlimited resources and access to the best engineering minds, self-driving cars are hard. Building a multi-ton guided missile that can handle the chaotic environment of rush-hour traffic without killing someone is a challenge, to say the least. So if you’re looki... | 4 | 2 | [
{
"comment_id": "6678423",
"author": "MmmDee",
"timestamp": "2023-09-02T19:18:16",
"content": "I very much liked the enthusiasm, presentation and the detailed explanation of the build. However, while I don’t know much about AI or self driving, the described implementation seems to be more like a ser... | 1,760,372,179.45888 | ||
https://hackaday.com/2023/09/02/make-better-3d-printed-molds-for-thermoforming-plastics/ | Make Better 3D Printed Molds, For Thermoforming Plastics | Donald Papp | [
"3d Printer hacks",
"Engineering"
] | [
"3D Printering",
"FDM",
"high temp",
"mold",
"thermoforming",
"vacuum forming"
] | Thermoforming — which includes vacuum-forming — has its place in a well-rounded workshop, and Mayku (makers of desktop thermoforming machines) have a short list of
tips for getting the best results when 3D printing molds
on filament-based printers.
A mold is put into direct, prolonged contact with a hot sheet of semi-m... | 6 | 4 | [
{
"comment_id": "6678312",
"author": "Andrew",
"timestamp": "2023-09-02T09:21:22",
"content": "I tried thermoforming, and I didn’t have this list to refer to. I also didn’t have a “proper” thermoforming machine. I had a sheet of MDF with a grid of holes drilled in it and a shop vac. I heated my plas... | 1,760,372,179.508609 | ||
https://hackaday.com/2023/09/01/rgb-graphics-on-a-dec-rainbow-with-reverse-engineered-monitor/ | RGB Graphics On A DEC Rainbow With Reverse-Engineered Monitor | Maya Posch | [
"Retrocomputing",
"Reverse Engineering"
] | [
"DEC Rainbow",
"vga"
] | One of the delights of the boring pre-VGA era is that you get to express your creativity when it comes to making a random color CRT work with an equally exciting dual CPU computer like the DEC Rainbow 100. This is the situation that the folk over at Usagi Electric
found themselves in
with a recent project. The Rainbow ... | 13 | 6 | [
{
"comment_id": "6678276",
"author": "Joshua",
"timestamp": "2023-09-02T05:17:28",
"content": "“The Rainbow 100 is an interesting computer in that it can boot not only DOS with its 8088 processor, but also CP/M on the Z80 processor.”I heard of the Rainbow before, but I wonder if it’s possible to rep... | 1,760,372,179.560491 | ||
https://hackaday.com/2023/09/01/labor-day-bbqs-may-feature-nypd/ | Labor Day BBQs May Feature NYPD | Kristina Panos | [
"News"
] | [
"barbecue",
"drone",
"drones",
"labor day",
"nypd",
"POST Act"
] | Planning to host a large backyard wingding in the NYC metro area this weekend? Be sure to watch the skies for uninvited guests. That’s right,
the NYPD are deploying drones over “large” Labor Day events and yes, even private barbecues
. The strategy was announced during a briefing about J’ouvert — that’s a yearly Caribb... | 53 | 15 | [
{
"comment_id": "6678247",
"author": "Eric",
"timestamp": "2023-09-02T02:21:52",
"content": "If it can be proven NYPD’s drones are too low per FAA rules, can people fire a net gun to snare the drone legally? Or be a prick and have everyone show hand made signs “We’re having grilled pigs, come on ov... | 1,760,372,179.781379 | ||
https://hackaday.com/2023/09/03/tiny-drone-racing-gate-records-your-best-laps/ | Tiny Drone Racing Gate Records Your Best Laps | Lewin Day | [
"drone hacks"
] | [
"drone",
"drone racing",
"drone racing gate",
"gate",
"tinywhoop"
] | Professional drone racing is now an elite sport, with all the high-end tech, coverage, and equipment that goes along with it. If you’re just practicing with tiny drones in your home though, you might not be so well equipped. You might want to build something like
this tiny FPV drone racing gate
from [ProfessorBoots] to... | 3 | 1 | [
{
"comment_id": "6678695",
"author": "echodelta",
"timestamp": "2023-09-03T18:19:24",
"content": "I wonder if the drone would have a signature on radio frequencies if that loop was a loop antenna?",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6678752",
... | 1,760,372,180.416933 | ||
https://hackaday.com/2023/09/03/if-you-arent-making-your-own-relays/ | If You Aren’t Making Your Own Relays… | Al Williams | [
"Parts"
] | [
"electromagnetics",
"reed switches",
"relays"
] | We’ve all been there. Someone will say something like, “I remember when we had to put our programs on a floppy disk…” Then someone will interrupt: “Floppy disk? We would have killed for floppy disks. We used paper tape…” After a few rounds, someone is talking about punching cards with a hand stylus or something. Next t... | 46 | 21 | [
{
"comment_id": "6678635",
"author": "Skip Flem",
"timestamp": "2023-09-03T14:07:15",
"content": "You neglected the promising career of keypunch operator…",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6678649",
"author": "SB5K",
"timestamp":... | 1,760,372,179.878585 | ||
https://hackaday.com/2023/09/03/hackaday-prize-2023-gen5x-a-generatively-designed-5-axis-3d-printer/ | Hackaday Prize 2023: Gen5X A Generatively Designed 5-Axis 3D Printer | Dave Rowntree | [
"3d Printer hacks",
"Hackaday Columns",
"The Hackaday Prize"
] | [
"3d printed",
"5-Axis",
"generative design",
"parametric design"
] | [Ric Real] is entering the 2023 Hackaday Prize with the
Gen5X, a generatively designed 3D printed five-axis 3D printer
. The concept is not a new one, with the type of construction being seen a few times here and there. In addition to the usual three directions of motion, we’re familiar with, with the cartesian bot des... | 29 | 8 | [
{
"comment_id": "6678606",
"author": "snow",
"timestamp": "2023-09-03T11:18:10",
"content": "3d printing is always a to way race you need the hardware and the software. without an adequate 5d slicer having a 5d printer is a pretty moot point. especially since the hardware is not the hard part…….",
... | 1,760,372,179.950281 | ||
https://hackaday.com/2023/09/03/heres-why-gpus-are-deep-learnings-best-friend/ | Here’s Why GPUs Are Deep Learning’s Best Friend | Donald Papp | [
"Artificial Intelligence"
] | [
"ai",
"car analogy",
"deep learning",
"gpu",
"machine learning",
"NVIDIA"
] | If you have a curiosity about how fancy graphics cards
actually
work, and why they are so well-suited to AI-type applications,
then take a few minutes to read [Tim Dettmers] explain why this is so
. It’s not a terribly long read, but while it does get technical there are also car analogies, so there’s something for eve... | 20 | 8 | [
{
"comment_id": "6678581",
"author": "Then",
"timestamp": "2023-09-03T08:28:04",
"content": "So its more like container shipping? :p",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6678589",
"author": "tadpole",
"timestamp": "2023-09-03T10:07:... | 1,760,372,182.516825 | ||
https://hackaday.com/2023/09/02/arduino-powered-trap-hopes-to-catch-mice/ | Arduino-Powered Trap Hopes To Catch Mice | Lewin Day | [
"Arduino Hacks"
] | [
"arduino",
"mouse trap",
"mousetrap"
] | The old adage that you’ll make a fortune by developing a better mouse trap is not super realistic, as the engineers behind Sony’s Betamax video tape standard could tell you. However, you can still learn a lot building your own,
as this project from [ROBO HUB] demonstrates.
The trap is intended to catch mice in a humane... | 30 | 8 | [
{
"comment_id": "6678550",
"author": "Bruce",
"timestamp": "2023-09-03T05:23:24",
"content": "Overkill. A $5 PIR sensor + solonoid to trip a gravity assisted door works 100%.Verified by 10 mice.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6678628",
... | 1,760,372,182.584728 | ||
https://hackaday.com/2023/09/02/high-quality-3d-scene-generation-from-2d-source-in-realtime/ | High Quality 3D Scene Generation From 2D Source, In Realtime | Donald Papp | [
"Artificial Intelligence"
] | [
"machine learning",
"nerf",
"neural radiance fields",
"real-time"
] | Here’s some fascinating work presented at SIGGRAPH 2023 of a method for radiance field rendering using a novel technique called Gaussian Splatting. What’s that mean? It means
synthesizing a 3D scene from 2D images, in high quality and in real time
, as the short animation shown above shows.
Neural Radiance Fields (NeRF... | 28 | 4 | [
{
"comment_id": "6678527",
"author": "The Commenter Formerly Known As Ren",
"timestamp": "2023-09-03T03:44:18",
"content": "I still don’t get what the “original” is…Is it a series of photographs that are rendered 3D?Is It a single photograph?Is it a computer image?",
"parent_id": null,
"dept... | 1,760,372,182.353705 | ||
https://hackaday.com/2023/09/02/is-a-pigeon-faster-than-the-internet/ | Is A Pigeon Faster Than The Internet? | Chris Lott | [
"internet hacks"
] | [
"carrier pigeon",
"data transfer",
"internet speed",
"pigeon"
] | [Jeff Geerling]’s
latest project
is for the birds — literally. Even though he has a brand new high-speed fiber optic internet connection, online backups of YouTube video projects still take hours. He decided to see if the
conclusions from a 2009 in South Africa study
still hold true today — that using carrier pigeons t... | 46 | 16 | [
{
"comment_id": "6678484",
"author": "Red Five",
"timestamp": "2023-09-02T23:28:59",
"content": "Never underestimate the bandwidth of a station wagon hurtling down the highway carrying a load of tapes.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6678486",... | 1,760,372,182.235444 | ||
https://hackaday.com/2023/09/01/re-creating-pink-floyd-in-the-name-of-speech/ | Re-Creating Pink Floyd In The Name Of Speech | Kristina Panos | [
"Artificial Intelligence",
"Musical Hacks"
] | [
"ai",
"brainwaves",
"machine learning",
"pink floyd",
"prosody"
] | For people who have lost the ability to speak, the future may include brain implants that bring that ability back. But could these brain implants also allow them to sing? Researchers believe that, all in all,
it’s just another brick in the wall
.
In a new study published in PLOS Biology
, twenty-nine people who were al... | 18 | 8 | [
{
"comment_id": "6678025",
"author": "Dude",
"timestamp": "2023-09-01T11:47:18",
"content": "It’s a bit of a magic trick, to be honest. They play a song, then record the brain waves, then record the brain waves and play back pieces of the song that correspond to those brainwaves. Of course it’s goin... | 1,760,372,182.290407 | ||
https://hackaday.com/2023/09/01/big-3d-printed-hand-uses-big-servos-naturally/ | Big 3D Printed Hand Uses Big Servos, Naturally | Lewin Day | [
"Robots Hacks"
] | [
"hand",
"robot hand",
"robotics"
] | [Ivan Miranda] isn’t afraid to dream big, and hopes to soon build a 3D printed giant robot he can ride around on. As the first step towards that goal,
he’s built a giant printed hand big enough to hold a basketball.
The hand has fingers with several jointed segments, inspired by those
wooden hand models
sold as home de... | 15 | 8 | [
{
"comment_id": "6678011",
"author": "Andrew",
"timestamp": "2023-09-01T10:35:06",
"content": "Don’t these people have jobs?",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6678046",
"author": "Manuel",
"timestamp": "2023-09-01T13:04:15",
... | 1,760,372,182.004361 | ||
https://hackaday.com/2023/08/31/super-nes-cartridge-pulls-a-sneaky-plays-minecraft/ | Super NES Cartridge Pulls A Sneaky, PlaysMinecraft | Donald Papp | [
"Network Hacks"
] | [
"cartridge",
"external hard drive",
"minecraft",
"nintendo",
"Super NES",
"super nintendo"
] | Sometimes it’s the little touches and details that make a project. That’s certainly the case with [Franklinstein]’s
Super Nintendo (SNES) Cartridge Hard Drive
. It might only be an enclosure for a solid-state hard drive with a USB interface, but the attention to detail is what really makes it worth checking out.
A SNES... | 24 | 13 | [
{
"comment_id": "6677961",
"author": "Jan",
"timestamp": "2023-09-01T05:45:12",
"content": "+1",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "6677989",
"author": "ag",
"timestamp": "2023-09-01T08:35:50",
"content": "+1. The cartridge does not play... | 1,760,372,182.648603 | ||
https://hackaday.com/2023/08/31/emulating-x86-on-apples-aarch64-x64-emulator/ | Emulating X86 On Apple’s AARCH64 X64 Emulator | Lewin Day | [
"ARM"
] | [
"aarch64",
"arm",
"x64",
"x86",
"x86-64",
"x86_64"
] | You might know [Evan Martin] as the developer of
retrowin32
. It’s a Windows and x86 emulator designed to run on a Mac or on the web. He’s recently been exploring
how to run 32-bit x86 binaries on the AArch64 (aka ARM64) architecture.
[Evan] realized that Apple’s ARM-based Macs feature a high-quality x86 emulator, used... | 7 | 2 | [
{
"comment_id": "6677942",
"author": "M",
"timestamp": "2023-09-01T02:48:26",
"content": "The asahi team did a short demo of running x86 steam and portal on the M1 under linux with FEX, but it required running the system on a 4K page kernel to match x86. Long term, that’s not feasible.The M1’s IOMMU... | 1,760,372,182.461304 | ||
https://hackaday.com/2023/08/31/an-unexpected-appearance-of-an-iconic-motorola-chip/ | An Unexpected Appearance Of An Iconic Motorola Chip | Maya Posch | [
"Reverse Engineering",
"Teardown"
] | [
"bigclive",
"buck-boost",
"motorola"
] | Big Clive’s reverse-engineered schematic of the USB charger containing the MC34063 IC.
Generally when you crack open a cheap car-to-USB charger unit that came with some widget, you do not expect to find anything amazing inside. That’s why it was such a surprise to [Big Clive] when said car USB charger
revealed a blast ... | 24 | 11 | [
{
"comment_id": "6677931",
"author": "Ostracus",
"timestamp": "2023-09-01T01:33:27",
"content": "Like opening a donut and finding a hole inside.",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "6677933",
"author": "starhawk",
"timestamp": "2023-09-01T01:... | 1,760,372,182.420113 | ||
https://hackaday.com/2023/08/31/hoverboard-turned-into-bonkers-omniwheeled-bike/ | Hoverboard Turned Into Bonkers Omniwheeled Bike | Lewin Day | [
"Transportation Hacks"
] | [
"bike",
"hoverboard"
] | Segways stunned the world when they first hit the market in 2001. Hoverboards then terrified the world with nasty accidents and surprise fires. [James Bruton] loves hoverboards regardless, and set out on a mighty upgrade regime
turning the ride-on toy into a giant omniwheeled bicycle.
The build relies on two giant omni... | 13 | 7 | [
{
"comment_id": "6677875",
"author": "Hirudinea",
"timestamp": "2023-08-31T20:22:42",
"content": "The Hell’s Angels will never accept him.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6678084",
"author": "David",
"timestamp": "2023-09-01T15... | 1,760,372,182.051262 | ||
https://hackaday.com/2023/08/31/diving-into-starlinks-user-terminal-firmware/ | Diving Into Starlink’s User Terminal Firmware | Maya Posch | [
"Security Hacks"
] | [
"reverse engineering",
"Starlink"
] | The average Starlink user probably doesn’t spend a lot of time thinking about their hardware after getting the dish aligned and wiring run. To security researchers, however, it’s another fascinating device to tinker with as they reverse-engineer the firmware and try to both find out what makes it tick, as well as how t... | 7 | 3 | [
{
"comment_id": "6677965",
"author": "tomás zerolo",
"timestamp": "2023-09-01T05:57:43",
"content": "How careful here. The Musk is a bit irascible as of late and might invite security researchers to a cage fight.",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "... | 1,760,372,182.689373 | ||
https://hackaday.com/2023/09/01/hefty-3d-printed-quadcopter-meets-nasty-end/ | Hefty 3D Printed Quadcopter Meets Nasty End | Lewin Day | [
"3d Printer hacks"
] | [
"3d printing",
"quadcopter",
"weight"
] | You can readily buy all kinds of quadcopters off the shelf these days, but sometimes it’s more fun to build your own. [Michael Rechtin] did just that,
with a hefty design of his own creation.
The build is an exploration of all kinds of interesting techniques. The frame itself uses generative design techniques to reduce... | 26 | 5 | [
{
"comment_id": "6678233",
"author": "paulvdh",
"timestamp": "2023-09-02T00:14:27",
"content": "I can understand using 3D printed parts, but with the easy availability and affordable cost of carbon fiber tubing I don’t understand printing the whole thing out of plastic. Adding the dovetails also add... | 1,760,372,182.752208 | ||
https://hackaday.com/2023/09/01/an-electric-unicycle-in-minimalist-form/ | An Electric Unicycle, In Minimalist Form | Jenny List | [
"Transportation Hacks"
] | [
"IMU",
"monowheel",
"unicycle"
] | When self balancing scooters hit the market a few years ago they brought alongside them a range of machines, from the hoverboard kids toys which have provided so many useful parts, to the stand-astride electric unicycles. These last machines have a bulky battery and controller box atop the wheel, and [Dycus] set his si... | 18 | 4 | [
{
"comment_id": "6678166",
"author": "Drone",
"timestamp": "2023-09-01T20:26:36",
"content": "[Dycus] on that contraption is an epic face-plant waiting to happen. He should be wearing a full-face helmet with a mouth guard.",
"parent_id": null,
"depth": 1,
"replies": [
{
"co... | 1,760,372,183.60226 | ||
https://hackaday.com/2023/09/01/hackaday-prize-2023-10-kw-electronic-load/ | Hackaday Prize 2023: 10 KW Electronic Load | Dave Rowntree | [
"The Hackaday Prize",
"Tool Hacks"
] | [
"2023 Hackaday Prize",
"electronic load",
"high power",
"pwm",
"stm32"
] | [tinfever] needed a high-power benchtop electronic load for an upcoming project, and by their own admission
decided foolishly to build their own
. And we’re glad they did. The thing is, whilst this isn’t exactly a super-cheap project to build, buying a commercial offering with a capability of 10 kW and up to 30 kW puls... | 22 | 7 | [
{
"comment_id": "6678153",
"author": "willmore",
"timestamp": "2023-09-01T19:46:39",
"content": "Wait, hold up, TIL, what’s this about “reverse wound” wire-wound resistors?",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6678164",
"author": "Denny",
... | 1,760,372,183.414568 | ||
https://hackaday.com/2023/09/01/on-vim-modal-interfaces-and-the-way-we-interact-with-computers/ | On Vim, Modal Interfaces And The Way We Interact With Computers | Maya Posch | [
"Featured",
"History",
"Interest",
"Slider",
"Software Development"
] | [
"Emacs",
"vi",
"vim"
] | The ways in which we interact with computers has changed dramatically over the decades. From flipping switches on the control panels of room-sized computers, to punching holes into cards, to ultimately the most common ways that we interact with computers today, in the form of keyboards, mice and touch screens. The latt... | 65 | 19 | [
{
"comment_id": "6678113",
"author": "Thomas Brusehaver",
"timestamp": "2023-09-01T17:09:45",
"content": "Before the PC, and IBM keyboards, the Ctrl key was where the caps lock key is.Pinky strain want a problem.(I had a co worker who remapped the Ctrl key to the caps lock key, no one else could use... | 1,760,372,183.348428 | ||
https://hackaday.com/2023/09/01/hackaday-podcast-234-machines-on-fire-old-kinect-new-kinect-and-birth-of-the-breadboard/ | Hackaday Podcast 234: Machines On Fire, Old Kinect New Kinect, And Birth Of The Breadboard | Tom Nardi | [
"Hackaday Columns",
"Podcasts"
] | [
"Hackaday Podcast"
] | It might sound like a joke, but this week, Elliot Williams and Tom Nardi start things off by asking how you keep a Polish train from running. Like always, the answer appears to be a properly modulated radio signal. After a fiery tale about Elliot’s burned beans, the discussion moves over to the adventure that is home C... | 6 | 3 | [
{
"comment_id": "6678112",
"author": "Jim",
"timestamp": "2023-09-01T17:07:51",
"content": "I appreciate the fact Elliot had more important things to do at the time but…. I wish there was a video!",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6678120",
... | 1,760,372,183.551703 | ||
https://hackaday.com/2023/09/01/motorized-camera-slider-rides-on-carbon/ | Motorized Camera Slider Rides On Carbon | Bryan Cockfield | [
"digital cameras hacks"
] | [
"arduino",
"automated",
"camera",
"dolly",
"motion",
"motorized",
"parallax",
"slider",
"speed control",
"time-lapse"
] | While not every camera mount needs to have six degrees of freedom, one or two can be extremely helpful in the photographic world. In order to make time-lapse shots with some motion or shots that incorporate some parallax, a moving camera mount or dolly is needed, and
this small one builds upon a pre-existing, although ... | 1 | 1 | [
{
"comment_id": "6678318",
"author": "Christer",
"timestamp": "2023-09-02T10:27:39",
"content": "PWM controlled geared motor seams simpler and smaller?",
"parent_id": null,
"depth": 1,
"replies": []
}
] | 1,760,372,183.245598 | ||
https://hackaday.com/2023/09/01/this-week-in-security-not-a-vulnerability-bgp-bug-propogation-and-press-enter-to-hack/ | This Week In Security: Not A Vulnerability, BGP Bug Propogation, And Press Enter To Hack | Jonathan Bennett | [
"Hackaday Columns",
"News",
"Security Hacks"
] | [
"bgp",
"CVE",
"This Week in Security",
"TPM"
] | Curl was recently notified of a CVE,
CVE-2020-19909
, rated at a hair-raising 9.8 on the CVSS scale. And PostgreSQL has
CVE-2020-21469
, clocking in with a 7.5 severity. You may notice something odd about those two vulnerabilities, but I promise the 2020 date is only the tip of the iceberg here.
Let’s start with Postgr... | 6 | 4 | [
{
"comment_id": "6678110",
"author": "echodelta",
"timestamp": "2023-09-01T18:51:40",
"content": "I got into the second paragraph till I realized that the sun isn’t hurling another gas cloud on us.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6678227",
... | 1,760,372,183.172616 | ||
https://hackaday.com/2023/08/31/logic-analyzers-tapping-into-raspberry-pi-secrets/ | Logic Analyzers: Tapping Into Raspberry Pi Secrets | Arya Voronova | [
"Hackaday Columns",
"Slider"
] | [
"logic analyser",
"logic analyzer",
"pulseview",
"raspberry pi",
"sigrok"
] | Today, I’d like to highlight a tool that brings your hacking skills to a whole new level, and does that without breaking the bank – in fact, given just how much debugging time you can save, how many fun pursuits you can unlock, and the numerous features you can add, this might be one of the cheapest tools you will get.... | 46 | 16 | [
{
"comment_id": "6677836",
"author": "ono",
"timestamp": "2023-08-31T17:47:11",
"content": "“A logic analyzer has a number of digital inputs, and it continuously reads the state of these digital inputs”No. It reads the state when you start the capture, or when a pre-defined condition (trigger) occur... | 1,760,372,183.774307 | ||
https://hackaday.com/2023/08/31/the-neo6502-is-a-credit-card-sized-retro-computer/ | The Neo6502 Is A Credit-Card Sized Retro Computer | Lewin Day | [
"classic hacks",
"Retrocomputing"
] | [
"6502",
"neo6502",
"W65C02"
] | The venerable MOS Technology 6502 turned up in all kinds of computers and other digital equipment over the years. Typically, it was clocked fairly slow and had limited resources, but that was just how things used to be. Today, the 6502 can run at an altogether quicker pace,
and the Neo6502 was the board built to take i... | 53 | 16 | [
{
"comment_id": "6677799",
"author": "ono",
"timestamp": "2023-08-31T16:00:27",
"content": "Ironically the RP2040 on board is way faster and more capable than the poor 6502, even clocked at 16MHz ….",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6677893",
... | 1,760,372,183.875195 | ||
https://hackaday.com/2023/08/31/copper-be-gone-the-chemistry-behind-pcb-etching/ | Copper Be Gone: The Chemistry Behind PCB Etching | Dan Maloney | [
"chemistry hacks",
"Featured",
"Skills",
"Slider"
] | [
"acid",
"anisotropic",
"Chemistry",
"copper",
"cupric",
"etching",
"ferric chloride",
"Hydrochloric",
"isotropic",
"oxidation",
"pcb",
"peroxide",
"reduction",
"sodium persulfate"
] | For a lot of reasons, home etching of PCBs is somewhat of a dying art. The main reason is the rise of quick-turn PCB fabrication services, of course; when you can send your Gerbers off and receive back a box with a dozen or so professionally made PCBs for a couple of bucks, why would you want to mess with etching your ... | 37 | 10 | [
{
"comment_id": "6677765",
"author": "wibble",
"timestamp": "2023-08-31T14:09:20",
"content": "Have a plan for what you are going to do with the waste?!That’s a bit of a throwaway line isn’t it — I have yet to find a way to dispose of used etchant in my part of the UK, currently I just store it in l... | 1,760,372,183.684768 | ||
https://hackaday.com/2023/08/31/a-hacker-friendly-software-package-for-your-next-ai-project/ | A Hacker-Friendly Software Package For Your Next AI Project | Donald Papp | [
"Artificial Intelligence",
"Software Development"
] | [
"ai",
"large language model",
"LLM",
"openai",
"python"
] | If you’re interested in using Large Language Models (LLM) in a project, but aren’t plugged directly into the fast-developing world of artificial intelligence (AI), knowing what tool or software to use can be daunting. Luckily, [Max Woolf] created
simpleaichat
, which is complete with examples and documentation and mini... | 13 | 4 | [
{
"comment_id": "6677822",
"author": "Nathan Bowman",
"timestamp": "2023-08-31T16:56:44",
"content": "Langchain (or Flowise, which is a GUI for Langchain) – are two excellent options that are much more flexible and have a great community behind them.",
"parent_id": null,
"depth": 1,
"re... | 1,760,372,183.929495 | ||
https://hackaday.com/2023/08/31/why-are-we-only-just-now-hearing-about-led-beaded-curtains/ | Why Are We Only Just Now Hearing About LED Beaded Curtains | Lewin Day | [
"home hacks",
"LED Hacks"
] | [
"addressable leds",
"beaded curtain",
"beads",
"led",
"led strip",
"led strips"
] | Beaded curtains are a pretty banal piece of home decor, unlikely to excite most interior design enthusiasts. Throw on some addressable LEDs, though, and you’ve got something eye-catching at the very least,
as [Becky] demonstrates.
Joining the LED strands at the bottom made running the wiring easy but made walking throu... | 20 | 8 | [
{
"comment_id": "6677690",
"author": "Neverm|nd",
"timestamp": "2023-08-31T08:30:25",
"content": "I mean, not actually just in the way Becky has redesigned them, and I agree, with age, they do seem ‘tacky’. I never grew up with them in my household but it seems like an excellent, if seeming unattrac... | 1,760,372,183.99731 | ||
https://hackaday.com/2023/08/30/restoring-a-45-year-old-video-game/ | Restoring A 45 Year Old Video Game | Julian Scheffers | [
"Games"
] | [
"gaming",
"restoration",
"retro"
] | When we say vintage video game, some of you may think of the likes of Lemmings, Mario or maybe even Donkey Kong but
the game that [Vintage Apparatus] restored
is slightly older and much more minimalist, using an LED matrix and some 7-segment displays rather than this newfangled color CRT thing.
The game is disassembled... | 28 | 11 | [
{
"comment_id": "6677662",
"author": "gregg4",
"timestamp": "2023-08-31T05:13:39",
"content": "Egads! I remember that. I didn’t want one.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6677916",
"author": "The Commenter Formerly Known As Ren",
... | 1,760,372,184.067431 | ||
https://hackaday.com/2023/08/30/the-mcdonalds-ice-cream-machine-saga-and-calls-for-right-to-repair/ | The McDonald’s Ice Cream Machine Saga And Calls For Right To Repair | Maya Posch | [
"News",
"Repair Hacks"
] | [
"ice cream machine",
"McDonald's",
"right to repair"
] | The inside of a Taylor C709 ice cream machine, as seen from the back with the cover over the electronics removed. (Credit: iFixit)
Raising a likely somewhat contentious topic, iFixit and Public Knowledge have
challenged
the manufacturer behind McDonald’s ice cream machines to make them easy to diagnose and repair. This... | 45 | 17 | [
{
"comment_id": "6677642",
"author": "Drone",
"timestamp": "2023-08-31T03:32:54",
"content": "OK Peeps. This site monitors in near-real-time which McDonald’s ice cream machines are broken and where they are located:https://mcbroken.com/It has a map. Sample pop-up says:4492 Weston RdDavieChecked 321 ... | 1,760,372,184.153702 | ||
https://hackaday.com/2023/08/30/all-mechanical-coil-winder-is-a-scrap-bin-delight/ | All-Mechanical Coil Winder Is A Scrap-Bin Delight | Dan Maloney | [
"Misc Hacks"
] | [
"amateur radio",
"coil",
"ham",
"inductor",
"magnet wire",
"radio",
"solenoid"
] | If there’s something more tedious than winding coils, we’re not sure what it is — possibly rolling and wrapping coins; that’s really a bother. But luckily, just like there are mechanical ways to count coins, there are tools to make coil production a little less of a chore, but perhaps none that have as much charm as
th... | 10 | 6 | [
{
"comment_id": "6677609",
"author": "socksbot",
"timestamp": "2023-08-30T23:21:08",
"content": "There’s also the winder from the Morris Gingery books:https://youtu.be/FIOocMoRsYQ",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6677710",
"author": "Ma... | 1,760,372,184.44173 | ||
https://hackaday.com/2023/08/30/3d-printing-rc-car-tires-to-go-fast/ | 3D Printing RC Car Tires To Go Fast | Lewin Day | [
"Transportation Hacks"
] | [
"R/C car",
"tires",
"wheels"
] | There’s a bit of a high-speed arms race in the RC world on YouTube these days. [Michael Rectin] is in on the action, and he’s been exploring
how to 3D print a decent set of tires to help his RC car reach higher speeds mph
.
His first efforts involved experiments with TPU. The tires looked okay, but had very little trac... | 15 | 10 | [
{
"comment_id": "6677586",
"author": "Miles",
"timestamp": "2023-08-30T20:26:28",
"content": "Considering tire technology is a billion dollar industry (with a lot of R&D and closely gaurded secrets) printing tires with 2 off the shelf filaments is indeed a hack. Hope the bug has bit him and he star... | 1,760,372,184.492656 | ||
https://hackaday.com/2023/08/30/ai-assistant-translates-your-every-request-for-the-command-line/ | AI Assistant Translates Your Every Request For The Command Line | Lewin Day | [
"Artificial Intelligence",
"Software Hacks"
] | [
"ChatGPT",
"command line",
"command line tools"
] | If you don’t live on the command line, it can be easy to forget the exact syntax of commands. It often leaves you running to the “/?” or “–help” switches, or else a quick Google search to find the proper incantations.
Shell-AI is a machine-learning assistant
that could change all that by helping you find the proper com... | 16 | 7 | [
{
"comment_id": "6677553",
"author": "UnderSampled",
"timestamp": "2023-08-30T18:46:47",
"content": "I would love to see more of these using local models, like Llama 2. If speed is not an issue, inference can be run on CPU with system ram.",
"parent_id": null,
"depth": 1,
"replies": [
... | 1,760,372,184.391048 | ||
https://hackaday.com/2023/08/30/3d-printed-engine-gets-carburetor/ | 3D Printed Engine Gets Carburetor | Bryan Cockfield | [
"Engine Hacks"
] | [
"3d printed",
"alcohol",
"carburetor",
"damage",
"engine",
"head",
"valve timing",
"valves"
] | 3D printed materials have come a long way in the last decade or so as printers have become more and more mainstream. Printers can use all kinds of different plastics with varying physical characteristics, and there are even printers now for other materials like concrete and metal. But even staying within the realm of t... | 14 | 7 | [
{
"comment_id": "6677497",
"author": "M",
"timestamp": "2023-08-30T16:11:09",
"content": "Or, y’know, the exhaust valve melted because it’s made of plastic and being repeatedly exposed to 900 C gas exiting the cylinder. What’s the temperature of the 3D printer’s hotend?It might survive longer if mad... | 1,760,372,184.33691 | ||
https://hackaday.com/2023/08/30/converting-wind-to-electricity-or-the-doubly-fed-induction-generator/ | Converting Wind To Electricity Or: The Doubly-Fed Induction Generator | Bryan Cockfield | [
"Engineering",
"Featured",
"Original Art",
"Slider"
] | [
"engineering",
"generation",
"power",
"wind power",
"Wind turbine"
] | Humanity has been harvesting energy from the wind for centuries. The practice goes back at least to 8th century Persia where the first known historical records of windmills came, but likely extends even further back than that. Compared to the vast history of using wind energy directly to do things like mill grain, pump... | 97 | 14 | [
{
"comment_id": "6677453",
"author": "Chris",
"timestamp": "2023-08-30T14:28:37",
"content": "The ability to predict wind generation capacity doesn’t make wind energy reliable. At best, it makes it predictable, so that loads can be curtailed and/or dispatchable generation like coal, gas, and to some... | 1,760,372,184.732236 | ||
https://hackaday.com/2023/08/30/stay-online-when-the-power-goes-out-with-this-fiber-modem-ups-hack/ | Stay Online When The Power Goes Out With This Fiber Modem UPS Hack | Lewin Day | [
"internet hacks"
] | [
"fiber modem",
"Uninterruptible Power Supply",
"ups",
"verizon"
] | It’s desirable to have your Internet connection up at all times, particularly as it can take some time to get back online if you have a power interruption or similar. [Brink] had some issues with the power supply in their apartment, so they set about whipping up a backup power solution
to keep their Verizon ONT fiber m... | 22 | 10 | [
{
"comment_id": "6677357",
"author": "Orzel",
"timestamp": "2023-08-30T11:33:58",
"content": "My main server and my internet box are both on the main UPS. When the power outage is short enough, outside wont even notice… I don’t consider this a hack, though.",
"parent_id": null,
"depth": 1,
... | 1,760,372,184.791816 | ||
https://hackaday.com/2023/08/30/ack1-makes-getting-to-know-the-attiny1616-easy/ | ACK1 Makes Getting To Know The ATtiny1616 Easy | Julian Scheffers | [
"ATtiny Hacks"
] | [
"attiny",
"attiny1616",
"diy electronics"
] | Many readers will be familiar with Microchip’s ATtiny85, which has been a popular choice for DIY projects in the past for its low price and (for the time) small size. But those looking for a more modern and capable 8-bit chip may find the ATtiny1616-MNR of interest. It offers expanded flash storage, more GPIO, and ditc... | 13 | 2 | [
{
"comment_id": "6677372",
"author": "András",
"timestamp": "2023-08-30T12:24:32",
"content": "I have started using this series of AVR chips. There are very few examples online but once I managed to set them up they turned out to be wonderful chips. The peripheries are very logical. I love them. The... | 1,760,372,184.849794 | ||
https://hackaday.com/2023/08/29/polish-railways-fall-victim-to-cheap-radio-attack/ | Polish Railways Fall Victim To Cheap Radio Attack | Lewin Day | [
"News"
] | [
"Poland",
"rail",
"railway",
"trains"
] | Poland’s railways have recently come under a form of electronic attack,
as reported by Wired.
The attack has widely been called a “cyber-attack”
in the mainstream media
, but the incident was altogether a more simple affair pursued via good old analog radio.
The attacks were simple in nature. As outlined in an
EU techn... | 41 | 13 | [
{
"comment_id": "6677301",
"author": "TG",
"timestamp": "2023-08-30T05:44:57",
"content": "Is “cyber” restricted to digital-only? Coming from the Greek for “steersman” and even later referring more to manipulation of machines or robotic systems more than anything, this would be a classical cyberatta... | 1,760,372,184.929241 | ||
https://hackaday.com/2023/08/29/1-graphene-sensor-identifies-safe-water/ | $1 Graphene Sensor Identifies Safe Water | Al Williams | [
"News",
"Science"
] | [
"graphene",
"sensors",
"water quality"
] | If you live in a place where you can buy Arduinos and Raspberry Pis locally, you probably don’t spend much time worrying about your water supply. But in some parts of the world, it is nothing to take for granted, bad water accounts for as many as 500,000 deaths worldwide every year. Scientists have reported a graphene ... | 15 | 7 | [
{
"comment_id": "6677280",
"author": "Yaakov",
"timestamp": "2023-08-30T02:44:17",
"content": "I’m sorry, what’s your point? It’s about impure water, not covid.",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "6677282",
"author": "Truth",
"timestamp": "... | 1,760,372,185.061415 | ||
https://hackaday.com/2023/08/29/ikeas-billy-bookshelf-is-a-useful-3d-printing-enclosure/ | IKEA’s Billy Bookshelf Is A Useful 3D Printing Enclosure | Lewin Day | [
"3d Printer hacks"
] | [
"3d printer",
"3d printing",
"ikea",
"ikea hacks"
] | The results from your 3D printer may be improved if you use a dedicated enclosure for the job. This is particularly helpful for printing certain materials which are more sensitive to cold drafts or other thermal disruptions to the working area. If you want an elegant solution to the problem, consider getting yourself
... | 49 | 17 | [
{
"comment_id": "6677231",
"author": "PEBKAC",
"timestamp": "2023-08-29T23:03:56",
"content": "While this is a pretty build, ime IKEA furniture lacks the rigidity needed for good printing performance.I have decided to just keep my printer on the floor where it has less flex in relation to the house ... | 1,760,372,185.012922 | ||
https://hackaday.com/2023/08/29/checking-belt-tension-gets-easier-for-some-prusa-3d-printers/ | Checking Belt Tension Gets Easier For (Some) Prusa 3D Printers | Donald Papp | [
"3d Printer hacks"
] | [
"3d printer",
"audio",
"belt tension",
"measurement",
"tool"
] | Belts on a 3D printer should be tight enough, but not too tight. That can be an iffy thing to get right for someone who lacks familiarity with CNC platforms. Prusa Research aims to make it a bit easier with
a web app that can measure tension via your mobile phone’s microphone
and diagnose belt tightness, at least for t... | 22 | 5 | [
{
"comment_id": "6677190",
"author": "TG",
"timestamp": "2023-08-29T20:22:19",
"content": "Considering how many printers are copies of the Prusa, surely this could get a close-enough reading on those. I might see how it compares to the actual measured tension on one of the knock-offs.",
"parent_... | 1,760,372,185.127534 | ||
https://hackaday.com/2023/08/29/a-wifi-rgb-camera-grip-is-probably-not-ideal-for-night-shoots/ | A WiFi RGB Camera Grip Is Probably Not Ideal For Night Shoots | Lewin Day | [
"digital cameras hacks"
] | [
"camera",
"dslr",
"rgb",
"ws2812b"
] | RGB LEDs can be found on everything from motherboards to sticks of RAM these days. [dslrdiy] wanted to bring this same visual flair to his camera setup, so built what he’s calling
the world’s first RGB camera grip.
The build is based on an existing off-the-shelf camera grip. It’s disassembled for the build, with a pair... | 1 | 1 | [
{
"comment_id": "6677504",
"author": "shod",
"timestamp": "2023-08-30T16:40:55",
"content": "Negative enough words fail me :)",
"parent_id": null,
"depth": 1,
"replies": []
}
] | 1,760,372,185.165265 | ||
https://hackaday.com/2023/08/29/retro-gadgets-the-1974-breadboard-project/ | Retro Gadgets: The 1974 Breadboard Project | Al Williams | [
"Hackaday Columns",
"Slider",
"Teardown"
] | [
"breadboards"
] | It is hard to imagine experimenting with electronics without the ubiquitous solderless breadboard. We are sure you have a few within arm’s reach. The little plastic wonders make it easy to throw together a circuit, try it, and then tear it down again. But, surprisingly, breadboards of that type haven’t always been arou... | 36 | 19 | [
{
"comment_id": "6677109",
"author": "Dave Beck",
"timestamp": "2023-08-29T17:25:46",
"content": "Having lived through that era and experiencing the rise of the breadboard, there a few other options that we had that worked well for us ‘way back then’. The first was to borrow from tube equipment we w... | 1,760,372,185.277773 | ||
https://hackaday.com/2023/08/29/wifi-pwm-backlight-and-graphics-on-updated-chumby-kernel/ | WiFi, PWM Backlight, And Graphics On Updated Chumby Kernel | Matthew Carlson | [
"Linux Hacks"
] | [
"chumby",
"devicetree",
"linux"
] | For some, the Chumby was a peek at what could have been. That vision never died for [Doug Brown], and he has been working tirelessly on bringing mainline Linux kernel support to the customizable smart display. He has posted several updates but
recently got graphics and the PWM backlight working
.
Of course, we
covered ... | 5 | 4 | [
{
"comment_id": "6677165",
"author": "David Kuder",
"timestamp": "2023-08-29T19:13:56",
"content": "Many many moons ago I was building a car PC using a chumby 8″ as the base. A car wreck and continued problems with the software ecosystem shelved the project, and I eventually reused the LCD before it... | 1,760,372,185.202895 | ||
https://hackaday.com/2023/08/29/the-2003-northeast-blackout-and-the-harsh-lessons-of-grid-failures/ | The 2003 Northeast Blackout And The Harsh Lessons Of Grid Failures | Maya Posch | [
"Engineering",
"Featured",
"History",
"Slider"
] | [
"blackout",
"electricity grid"
] | The grid failure in 2003 which reverted much of the eastern US and Canada back to a pre-electrification era may be rather memorable, yet it was not the first time that a national, or even international power grid failed. Nor is it likely that it will be the last. In August of 2023 we mark the 20th anniversary of this b... | 87 | 12 | [
{
"comment_id": "6677079",
"author": "Anonymous",
"timestamp": "2023-08-29T15:28:27",
"content": "Doesn’t it seem like the grid itself is the problem though? Surely this could be solved by decentralization and redundancy. If every city (or neighborhood, or even house) produced its own electricity, l... | 1,760,372,185.652767 | ||
https://hackaday.com/2023/08/29/blame-it-on-the-sockets-forensic-analysis-of-the-arecibo-collapse/ | Blame It On The Sockets: Forensic Analysis Of The Arecibo Collapse | Dan Maloney | [
"Engineering",
"News"
] | [
"Arecibo",
"cable",
"collapse",
"failure",
"finite element analysis",
"forensic",
"neutron imaging",
"Radio Telescope",
"socket",
"spelter",
"zinc"
] | Nearly three years after the rapid unplanned disassembly of the Arecibo radio telescope,
we finally have a culprit in the collapse: bad sockets
.
In case you somehow missed it, back in 2020 we started getting ominous reports that the cables supporting the 900-ton instrument platform above the 300-meter primary reflecto... | 58 | 13 | [
{
"comment_id": "6677022",
"author": "Reality Bites",
"timestamp": "2023-08-29T12:11:47",
"content": "The choice to go with the lowest bidder always has consequences.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6677035",
"author": "Dan",
"... | 1,760,372,185.518328 | ||
https://hackaday.com/2023/08/29/its-a-sander-no-its-a-toothbrush-relax-relax-its-both/ | It’s A Sander! No, It’s A Toothbrush! Relax, Relax, It’s Both | Al Williams | [
"3d Printer hacks"
] | [
"sanding",
"toothbrush"
] | We always enjoy a project that transforms some common object into something useful for us. [Modelkitsdeluxe] fits the bill by modifying a power toothbrush
into a miniature sander
. If you want to practice your Spanish, you can watch the video below. Or you can try the automatically translated captions.
As you can guess... | 11 | 6 | [
{
"comment_id": "6676995",
"author": "Oliver",
"timestamp": "2023-08-29T09:39:19",
"content": "Well, I use my old tooth brush since years in a similar way, but not only for sanding.However, I would go for a mini drill machine (e. g. Dremel) and use one of the many available tools for that.",
"pa... | 1,760,372,185.916234 | ||
https://hackaday.com/2023/08/28/this-crt-luggable-makes-sense/ | This CRT Luggable Makes Sense | Jenny List | [
"Cyberdecks"
] | [
"crt",
"cyberdeck",
"luggable",
"luggable computer"
] | There was a time when portable computing meant not a svelte laptop but a suitcase-sized machine that was really a slimmed-down desktop with a small CRT incorporated int he same box. They were heavy and unwieldy, but the computing compromises of using one at the time were less than with what served for more portable mac... | 3 | 3 | [
{
"comment_id": "6677027",
"author": "Inhibit",
"timestamp": "2023-08-29T12:21:11",
"content": "More resolution than 80×24 by the looks of it. Sheer luxury!I like the choice of a green screen as well. Although I’m always torn between that and the golden halo of orange.",
"parent_id": null,
"... | 1,760,372,185.689796 | ||
https://hackaday.com/2023/08/28/restoring-a-persons-voice-using-a-brain-computer-interface/ | Restoring A Person’s Voice Using A Brain-Computer Interface | Maya Posch | [
"Science"
] | [
"bci",
"brain-computer interface",
"phoneme",
"voice synthesis"
] | Being able to vocalize is one of the most essential elements of the human experience, with infants expected to start babbling their first words before they’re one year old, and much of their further life revolving around interacting with others using vocalizations involving varying degrees of vocabulary and fluency. Th... | 5 | 4 | [
{
"comment_id": "6676940",
"author": "Truth",
"timestamp": "2023-08-29T03:39:59",
"content": "I always think about failure modes with all technology. And putting metal inside someones brain, I see as high risk, high reward. But what happens in a car crash (TBI – Traumatic brain injury) or even just ... | 1,760,372,185.960446 | ||
https://hackaday.com/2023/08/28/making-an-injection-mold-for-yourself/ | Making An Injection Mold For Yourself | Jenny List | [
"Tool Hacks"
] | [
"cnc",
"injection molding",
"machining"
] | Injection molding is the obvious onward step from 3D printing when the making of a few plastic parts becomes their series manufacture. The problem with injection molding is though, that making a mold can be prohibitively expensive. Has the advent of affordable CNC machining changed that? [Teaching Tech] takes a look,
a... | 29 | 4 | [
{
"comment_id": "6676895",
"author": "HaHa",
"timestamp": "2023-08-28T23:55:05",
"content": "No ejection pins/sleeves. Parting line through the gate. Bolts as alignment pins. Huge vents drilled by hand.This is clearly his first injection mold.He’d have been much better off just machining the bracket... | 1,760,372,185.867098 | ||
https://hackaday.com/2023/08/28/photography-goes-leaf-green/ | Photography Goes Leaf Green | Jenny List | [
"Art"
] | [
"chlorophyll",
"film",
"photography"
] | Something that haunts film photographers is the prospect of a film shortage. This won’t replace film in that event, but [Applied Science]
demonstrates photography using leaves
. That’s right, a plant can record an image on its leaves.
Anyone with a high-school level of education can tell you that the leaf is a solar en... | 4 | 4 | [
{
"comment_id": "6676878",
"author": "Paul McClay",
"timestamp": "2023-08-28T22:04:06",
"content": "following the trailer link: Colin Furze made the first digital camera!",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "6676911",
"author": "Tom",
"timest... | 1,760,372,186.002842 | ||
https://hackaday.com/2023/08/28/the-device-that-won-ww2-a-history-of-the-cavity-magnetron/ | The Device That Won WW2: A History Of The Cavity Magnetron | Adam Fabio | [
"hardware"
] | [
"cavity magnetron",
"magnetron",
"microwave",
"radar"
] | [Curious Droid] is back with a history lesson on one of the most important inventions of the 20th century: The
cavity magnetron
. Forged in the fighting of World War II, the cavity magnetron was the heart of radar signals used to identify attacking German forces.
The magnetron itself was truly an international effort, ... | 55 | 15 | [
{
"comment_id": "6676825",
"author": "Col._Panek",
"timestamp": "2023-08-28T19:17:51",
"content": "In the junk room/archive of Boston’s State house there’s a handful sized crossed-field device that seems too small to be a magnetron, unless it’s a millimeter wave one. Maybe it’s a klystron. It’s unl... | 1,760,372,186.160018 | ||
https://hackaday.com/2023/08/28/maker-faire-hannover-the-right-way-to-do-it/ | Maker Faire Hannover: The Right Way To Do It | Jenny List | [
"cons",
"Hackaday Columns",
"Slider"
] | [
"germany",
"Hannover",
"maker faire"
] | On these pages we bring you plenty of reports from events, most of which are from the hacker or hardware communities. These can be great fun to attend, but they’re not the only game in town when looking at things adjacent to our community. At what you might describe as the consumer end of the market there are the Maker... | 16 | 9 | [
{
"comment_id": "6676814",
"author": "HaHa",
"timestamp": "2023-08-28T18:51:07",
"content": "Beer Gardens!The best part of Germany!Every air traffic control tower, primary school and police station has an attached beer garden!Also good beer for under 10 euro/case.Once my tax paying years are past, I... | 1,760,372,186.067043 | ||
https://hackaday.com/2023/08/28/pcb-toaster-oven-solders-your-boards/ | PCB Toaster Oven Solders Your Boards | Al Williams | [
"Tool Hacks"
] | [
"reflow oven"
] | Using a toaster oven to reflow PCBs isn’t anything new, but just using a toaster oven has some limitations. Making toast isn’t as complex as reflowing PCBs. [Nabil] decided
to modify an oven
to get better results. In fact, this was the second iteration and involved making a custom PCB to replace the one in the oven. Yo... | 15 | 2 | [
{
"comment_id": "6676751",
"author": "Ccecil",
"timestamp": "2023-08-28T16:15:58",
"content": "“The other addition was an exhaust fan, which is a good idea, considering what you put inside.”Not the designer…but I suspect the fan is there to more accurately follow the reflow profile. After the “flow... | 1,760,372,186.21043 | ||
https://hackaday.com/2023/08/28/review-wainlux-k8-a-diode-laser-thats-ready-to-work/ | Review: WAINLUX K8, A Diode Laser That’s Ready To Work | Tom Nardi | [
"Featured",
"Interest",
"Laser Hacks",
"Reviews",
"Slider"
] | [
"air assist",
"air filter",
"diode laser",
"Grbl_ESP32",
"laser",
"laser engraver",
"ventilation"
] | Rarely a week goes by that some company doesn’t offer to send us their latest and greatest laser. You know the type — couple of aluminum extrusions, Class 4 diode flopping around in the breeze, and no enclosure to speak of unless you count the cardboard box they shipped it in. In other words, an accident waiting to hap... | 24 | 10 | [
{
"comment_id": "6676735",
"author": "Paul McClay",
"timestamp": "2023-08-28T15:07:33",
"content": "“It would have been nice if it got its power and control signals from the K8 so they could truly work in unison.”Even just control signal would be useful. Then when the small jet aircraft sound stops ... | 1,760,372,186.301413 |
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