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https://hackaday.com/2021/08/25/diy-wigglegram-camera-lens-sends-a-message-to-big-photo/ | DIY Wigglegram Camera Lens Sends A Message To Big Photo | Kristina Panos | [
"3d Printer hacks"
] | [
"camera lens",
"Canon SLR",
"disposable cameras",
"quadrascopic camera",
"stereograph",
"stereopticon images",
"wigglegram"
] | Have you ever heard of a wigglegram? They are made by shooting multiple pictures at once using multiple lenses, and the the resulting stitched-together ‘gram is kind of a gif version of a stereographic image. It looks 3D, and it — well, it wiggles. The ones with a boomerang effect (i.e. a good loop) are especially priz... | 10 | 5 | [
{
"comment_id": "6375126",
"author": "Glen Kleinschmidt",
"timestamp": "2021-08-26T01:33:19",
"content": "Hmm, I guess that I could grab a few frames from any moving-camera video I’ve shot and fill my hard drive with enough wigglegrams to drive me dizzy – no special hardware needed.Is this really a ... | 1,760,372,973.096723 | ||
https://hackaday.com/2021/08/25/pokemon-time-machine-lets-you-really-catch-em-all/ | Pokemon Time Machine Lets You Really Catch ‘Em All | Tom Nardi | [
"classic hacks",
"Nintendo Game Boy Hacks",
"Nintendo Hacks"
] | [
"game boy",
"Game Boy Link Cable",
"Link Cable",
"pokemon"
] | Since 1996 the Pokemon series of games has moved through eight distinct generations, which roughly parallel the lineage of Nintendo’s handheld gaming systems. While the roster of “pocket monsters” has been updated steadily, players have had the option of bringing captured Pokemon from the older games into the newer rel... | 14 | 7 | [
{
"comment_id": "6375071",
"author": "Gilliam Vespa",
"timestamp": "2021-08-25T20:24:40",
"content": "trade all your uber pokemons to the device, receive nothing but ratatas back from it.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6375074",
"auth... | 1,760,372,972.711812 | ||
https://hackaday.com/2021/08/25/this-modular-differential-probe-shows-great-attention-to-detail/ | This Modular Differential Probe Shows Great Attention To Detail | Dave Rowntree | [
"hardware",
"The Hackaday Prize"
] | [
"differential probe",
"pcb",
"spark gap"
] | [Petteri Aimonen] presents for us a
modular differential probe
, as his entry into the 2021 Hackaday Prize.
This project shows a simple and well polished implementation of a differential-to-single-ended preamplifier, which allows a differential signal to be probed and fed to an oscilloscope via a BNC cable.
PCB Spark g... | 14 | 2 | [
{
"comment_id": "6375047",
"author": "Drone",
"timestamp": "2021-08-25T19:28:43",
"content": "Umm… we need this why? There are at least two channels, A and B, on an oscilloscope. Certainly on an oscilloscope capable of 100 MHz. So just invert channel B then enable A + B mode. Voila, a built-in diffe... | 1,760,372,972.657393 | ||
https://hackaday.com/2021/08/24/wood-and-glue-scale-kayak-is-super/ | Wood And Glue Scale Kayak Is Super | Michael Shaub | [
"News"
] | [] | While we don’t feature many woodworking projects here, we always love learning from people who really know their stuff in any medium. [Brian Oltrogge] showed us a hands-off way to shape aluminum with this
3D print sand-casting project
and now brings us a very hands-on kayak project.
We have seen kayaks made from
plasti... | 7 | 6 | [
{
"comment_id": "6374637",
"author": "CRJEEA",
"timestamp": "2021-08-24T09:39:42",
"content": "Certainly a thing of beauty, as I’m sure will be said for the full sized version also. No doubt he’ll appreciate it even more, cutting the pieces by hand, unless he happens to have the utility of a laser c... | 1,760,372,973.041566 | ||
https://hackaday.com/2021/08/23/wooden-monowheel-build-is-simplicity-itself/ | Wooden Monowheel Build Is Simplicity Itself | Dave Rowntree | [
"Misc Hacks",
"Transportation Hacks"
] | [
"monowheel",
"wooden"
] | Monowheels are nothing new, first being patented in the middle of the 19th century, but never really went mainstream due to, well, quite a lot of obvious issues. We’ve got problems with forward visibility, stability, steering, especially at speed, and the hilariously-named ‘gerbiling’ where the rider can spin around in... | 9 | 7 | [
{
"comment_id": "6374616",
"author": "Fosselius",
"timestamp": "2021-08-24T07:34:38",
"content": "Awesome build, I wonder if it will turn if you tilt/lean to the side? looks quite heavy..",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "6374643",
"author": "... | 1,760,372,972.599328 | ||
https://hackaday.com/2021/08/23/nothing-should-cloud-the-build-of-this-wieldy-weather-widget/ | Nothing Should Cloud The Build Of This Wieldy Weather Widget | Kristina Panos | [
"home hacks",
"Microcontrollers"
] | [
"ESP8266",
"forecast",
"touch screen",
"weather"
] | Weather is one of those things that seems to be endlessly interesting to hackers. We may decry the notion that weather can be accurately predicted two days out, much less seven, but if there’s an extended forecast available, by gosh we’re gonna take a gander at it.
So why pick up your phone or open a browser tab every ... | 9 | 5 | [
{
"comment_id": "6374608",
"author": "Flotsam",
"timestamp": "2021-08-24T05:39:07",
"content": "Bonus points for using ‘wieldy’ in a headline. An underappreciated word.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6374673",
"author": "Ren",
... | 1,760,372,973.319615 | ||
https://hackaday.com/2021/08/23/automatic-nut-sorter-for-a-tidy-workspace/ | Automatic Nut Sorter For A Tidy Workspace | Al Williams | [
"3d Printer hacks",
"Tool Hacks"
] | [
"3d printing",
"nut",
"nuts",
"sorting"
] | We all have that one drawer or box full of random hardware. You don’t want to get rid of anything because as soon as you do, that’s the one thing you’ll need. But, honestly, you’ll be lucky to find what you need in there, anyway. Enter [Mr. Innovative’s]
nut sorting machine
. As you can see in the video below, it will... | 28 | 12 | [
{
"comment_id": "6374541",
"author": "Andy Pugh",
"timestamp": "2021-08-23T23:22:43",
"content": "I leave disappointed. Sorting nuts by height seems like a partial solution at best.My bucket of nuts has metric, UNC, UNF, BSF and both BS190 (large hex) and BS1083 (small-hex) Whitworth. With BS190 bei... | 1,760,372,972.775131 | ||
https://hackaday.com/2021/08/23/school-surplus-laptop-bios-hacked-to-remove-hardware-restrictions/ | School Surplus Laptop BIOS Hacked To Remove Hardware Restrictions | Ryan Flowers | [
"computer hacks",
"laptops hacks"
] | [
"bios",
"flash",
"reverse engineering",
"right to repair",
"soic8",
"UEFI"
] | Why did [Hales] end up
hacking the BIOS on a 10 year old laptop left over from an Australian education program
? When your BIOS starts telling you you’re not allowed to use a particular type of hardware, you don’t have much of a choice.
Originally [Hales] planned on purchasing a used Lenovo X260 to replace his dying la... | 50 | 15 | [
{
"comment_id": "6374486",
"author": "MinorHavoc",
"timestamp": "2021-08-23T20:23:54",
"content": "Very cool hack and very nice work! The chance of bricking a laptop messing with the BIOS always seems high.On thing–I think the 1802 Wi-Fi card error was (is?) a standard “feature” of Lenovo laptop BI... | 1,760,372,972.875547 | ||
https://hackaday.com/2021/08/23/redefine-robots-is-the-newest-hackaday-prize-challenge/ | Redefine Robots Is The Newest Hackaday Prize Challenge | Mike Szczys | [
"contests",
"Hackaday Columns",
"Robots Hacks",
"The Hackaday Prize"
] | [
"2021 Hackaday Prize",
"redefine robots"
] | Roboticists and automation enthusiasts, start your engines. This 2021 Hackaday Prize challenge is made just for you! It’s
the Redefine Robots challenge
and it calls for a softer, more utopian side of what tomorrow’s automated future can be.
The promise of robots has always been one of making our lives better. But so fa... | 5 | 3 | [
{
"comment_id": "6374464",
"author": "Rabs",
"timestamp": "2021-08-23T19:27:38",
"content": "I want one of those egg-and-spoon-race robots!",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6374478",
"author": "Phil",
"timestamp": "2021-08-23T20... | 1,760,372,973.152529 | ||
https://hackaday.com/2021/08/23/drone-hits-plane-and-this-time-its-a-real-police-one/ | Drone Hits Plane — And This Time It’s A Real (Police) One! | Jenny List | [
"Current Events",
"drone hacks",
"News",
"Slider"
] | [
"Buttonville",
"collision",
"drone",
"multirotor"
] | Over the years we’ve brought you many stories that follow the world of aviation as it struggles with the arrival of multirotors. We’ve seen phantom drone encounters cause panics and even shut airports, but it’s been vanishingly rare for such a story to have a basis in evidence. But here we are at last with a drone-airc... | 70 | 20 | [
{
"comment_id": "6374432",
"author": "Foldi-One",
"timestamp": "2021-08-23T18:19:50",
"content": "Irresponsible and stupid as it would be, it would be great to really prove the point and have that same collision, or a near miss caught on camera – so much the same evidence with a private pilot… See j... | 1,760,372,973.26989 | ||
https://hackaday.com/2021/08/24/celebrate-mrna-vaccine-with-this-badge-that-blinks-the-nucleotide-code/ | Celebrate MRNA Vaccine With This Badge That Blinks The Nucleotide Code | Jim Heaney | [
"ATtiny Hacks",
"Wearable Hacks"
] | [
"attiny",
"attiny 1617",
"Covid-19",
"mRNA vaccine"
] | To celebrate getting his second vaccine dose [Paul Klinger] combined two of our favorite things — blinking lights and wearable tech —
to create an awesome mRNA vaccine badge
.
The badge, which is designed to be worn like a pendant, will slowly blink through all 4,000 nucleotides of the Moderna vaccine over the course o... | 20 | 10 | [
{
"comment_id": "6374793",
"author": "dan",
"timestamp": "2021-08-24T23:08:34",
"content": "cool project, but something something anti science juice",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "6374799",
"author": "Greg A",
"timestamp": "2021-08-24T2... | 1,760,372,973.379921 | ||
https://hackaday.com/2021/08/24/fail-of-the-week-learning-how-not-to-silver-solder/ | Fail Of The Week: Learning How Not To Silver Solder | Dan Maloney | [
"Misc Hacks"
] | [
"Boiler",
"metalwork",
"oxyacetylene",
"silver solder",
"soldering",
"steam",
"steam engine"
] | Sure, there are subtleties, but by and large it’s pretty easy to pick up soldering skills with a little practice. But wait! Not all soldering is created equal, and as [Quinn Dunki] learned,
silver soldering is far harder to get right
.
Granted, the job [Quinn] is working on is much more demanding than tacking some comp... | 26 | 13 | [
{
"comment_id": "6374758",
"author": "h2odragon",
"timestamp": "2021-08-24T20:38:13",
"content": "Put the whole assembly on a charcoal grill or hot plate and then try heating specific points with a torch? That looks like *really complicated* and picky soldering compared to anything I know; which was... | 1,760,372,973.446343 | ||
https://hackaday.com/2021/08/24/sparkpad-sparks-joy-for-streamers/ | Sparkpad Sparks Joy For Streamers | Kristina Panos | [
"The Hackaday Prize"
] | [
"2021 Hackaday Prize",
"arduino",
"arduino pro micro",
"ESP32",
"macro keyboard",
"stream deck"
] | The best streamers keep their audience constantly engaged. They might be making quips and doing the funny voices that everyone expects them to do, but they’re also busy reading chat messages aloud and responding, managing different scenes and transitions, and so on. Many streamers use a type of macro keyboard called a ... | 2 | 2 | [
{
"comment_id": "6374876",
"author": "Alice Lalita Heald",
"timestamp": "2021-08-25T08:59:41",
"content": "LCD basedhttps://www.youtube.com/watch?v=F2x1G_fa4G8",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "6374909",
"author": "Apothecorey",
"timestamp... | 1,760,372,974.027787 | ||
https://hackaday.com/2021/08/24/know-audio-amplifier-nuts-and-bolts/ | Know Audio: Amplifier Nuts And Bolts | Jenny List | [
"Hackaday Columns",
"home entertainment hacks",
"Slider"
] | [
"amplifier",
"audio",
"class a",
"class ab",
"class B",
"class-d"
] | As we’ve followed a trail through Hi-Fi and audio systems from the listener’s ear towards the music source, we’ve reached the amplifier. In our previous article we gave a first introduction to distortion and how some amplifier characteristics can influence it, and here we’ll continue along that path and look at the amp... | 31 | 8 | [
{
"comment_id": "6374746",
"author": "Mike Avison",
"timestamp": "2021-08-24T19:35:32",
"content": "I’m just wondering if anyone could explain how to calculate output impedance for a class AB amplifier, or link to a good explanation understandable to the level of people reading this article. Also , ... | 1,760,372,973.706325 | ||
https://hackaday.com/2021/08/24/game-boy-advance-sp-case-mod-adds-battery-capacity-and-modern-interfaces/ | Game Boy Advance SP Case Mod Adds Battery Capacity And Modern Interfaces | Robin Kearey | [
"handhelds hacks",
"Nintendo Game Boy Hacks"
] | [
"game boy",
"Game Boy Advance SP",
"GBA hack",
"GBA SP"
] | While there’s nothing quite like running retro games on their original hardware, using older consoles in today’s day and age can be a hassle due to incompatibilities with modern chargers and headphones. [tito] and [kyle] worked together to
update Nintendo’s Game Boy Advance SP
with a whole bunch of new features, tightl... | 5 | 2 | [
{
"comment_id": "6374700",
"author": "Ragnarok700",
"timestamp": "2021-08-24T16:24:50",
"content": "More battery! Yes! :D Kinda thinking of doing (at least) the battery part to my GBA SP2…",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "6374711",
"author": ... | 1,760,372,973.835461 | ||
https://hackaday.com/2021/08/24/as-iss-enters-its-final-years-politics-take-center-stage/ | As ISS Enters Its Final Years, Politics Take Center Stage | Tom Nardi | [
"Current Events",
"Featured",
"Slider",
"Space"
] | [
"human spaceflight",
"international space station",
"iss",
"nasa",
"politics",
"roscosmos",
"space exploration"
] | There was a time when the idea of an international space station would have been seen as little more than fantasy. After all, the human spaceflight programs of the United States and the Soviet Union were started largely as a Cold War race to see which country would be the first to weaponize low Earth orbit and secure w... | 40 | 11 | [
{
"comment_id": "6374714",
"author": "Miroslav",
"timestamp": "2021-08-24T17:40:06",
"content": "You are beating around the bush. The real reason for the demise of ISS is continuing and ever increasing degree of sanctions against Russia. It came to a point where it’s impossible to continue joint eff... | 1,760,372,973.793622 | ||
https://hackaday.com/2021/08/24/how-do-you-make-a-raspberry-pi-on-a-stick/ | How Do You Make A Raspberry Pi On A Stick? | Michael Shaub | [
"News",
"Raspberry Pi"
] | [
"ambilight",
"cm4",
"compute module 4",
"Compute Stick",
"hd video",
"hdmi",
"media player",
"raspberry pi",
"Raspberry Pi Compute Module",
"smart tv"
] | We agree with [magic-blue-smoke] that one of the only things more fun than a standard Raspberry Pi 4 is the Compute Module form factor. If they are not destined to be embedded in a system, these need a breakout board to be useful. Each can be customized with a myriad board shapes and ports, and that’s where the real fu... | 38 | 8 | [
{
"comment_id": "6374652",
"author": "Zack Freedman",
"timestamp": "2021-08-24T11:20:53",
"content": "That heat sink is pretty slick, where can I get one of them?",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6374825",
"author": "Jon",
"time... | 1,760,372,973.915156 | ||
https://hackaday.com/2021/08/25/tech-in-plain-site-check-digits-and-human-error/ | Tech In Plain Sight: Check Digits And Human Error | Al Williams | [
"Hackaday Columns",
"Interest",
"Original Art",
"Slider",
"Software Development"
] | [
"check digit",
"ISBN",
"upc"
] | Computers in working order and with correct software don’t make mistakes. People, however, make plenty of mistakes (including writing bad software or breaking computers). In quality circles, there’s a Japanese term,
poka yoke
, which roughly means ‘error avoidance’. The idea is to avoid errors by making them too obviou... | 31 | 14 | [
{
"comment_id": "6375028",
"author": "Sebastian",
"timestamp": "2021-08-25T17:55:51",
"content": "Nice concise explanation. One addition:Redundancy can be used to detect errors but also to correct them, or any combination thereof. It the choice of the decoder.An interesting case is the IBAN, which e... | 1,760,372,974.257117 | ||
https://hackaday.com/2021/08/25/pedal-operated-cable-cam-for-hands-free-video/ | Pedal Operated Cable Cam For Hands Free Video | Danie Conradie | [
"digital cameras hacks",
"Robots Hacks"
] | [
"cable cam",
"cable robot",
"guitar pedal hack",
"rc controller"
] | [Vintage Backyard RC] has built a nice little RC track in his backyard, and wanted a motorized dolly system to capture footage along the main straight with his GoPro. Using only junk box parts, he created a simple
pedal operated RC cable dolly
. (Video, embedded below.)
[Vintage Backyard RC] first experimented with a h... | 3 | 3 | [
{
"comment_id": "6375026",
"author": "Nick Makes & Breaks Stuff",
"timestamp": "2021-08-25T17:44:06",
"content": "Excellent use of old spare parts!",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "6375123",
"author": "ian 42",
"timestamp": "2021-08-26T00... | 1,760,372,974.069035 | ||
https://hackaday.com/2021/08/25/keebin-with-kristina-the-one-with-the-index-typewriters/ | Keebin’ With Kristina: The One With The Index Typewriters | Kristina Panos | [
"Hackaday Columns",
"Peripherals Hacks",
"Slider"
] | [
"adafruit",
"double shot keycaps",
"Esrille",
"Esrille NISSE",
"index typewriters",
"low-profile",
"macro pad",
"one-piece split keyboard",
"split keyboard"
] | You may have noticed that I neglected to write an introductory paragraph for the last one of these — I was just too excited to get into the keyboards and keyboard accessories, I guess. I can’t promise that I’ll always have something to say up here, but this week I definitely do: thank you for all the tips I’ve received... | 11 | 8 | [
{
"comment_id": "6374962",
"author": "Alice Lalita Heald",
"timestamp": "2021-08-25T14:15:16",
"content": "SLA 3D printer of course",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "6375006",
"author": "Jabberwock",
"timestamp": "2021-08-25T15:41:02",
... | 1,760,372,973.976557 | ||
https://hackaday.com/2021/08/25/deceptively-simple-process-turns-bottles-into-filament/ | Deceptively Simple Process Turns Bottles Into Filament | Al Williams | [
"3d Printer hacks"
] | [
"3d printing",
"bottle",
"filament",
"pet"
] | If you know that most soda bottles are made from PET plastic, you’ve probably thought about how you could make filament from them and have an endless supply of cheap printing material. [Mr3DPrint] says
he has a method
and shares a few videos that make it look easy. We wonder if the quality of the filament is up to par ... | 68 | 12 | [
{
"comment_id": "6374896",
"author": "norro211",
"timestamp": "2021-08-25T11:07:31",
"content": "Well it’s not free, the time and energy cost exceed those of making a proper reel",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6374929",
"author": "Ali... | 1,760,372,974.486469 | ||
https://hackaday.com/2021/08/25/eavesdropping-by-led/ | Eavesdropping By LED | Al Williams | [
"classic hacks",
"News"
] | [
"bug",
"bugging",
"bugs",
"eavesdropping",
"espionage",
"leds",
"spy",
"tempest"
] | If you ever get the feeling someone is watching you, maybe they are listening, too. At least they might be listening to what’s coming over your computer speakers thanks to a new attack called “
glow worm
.” In this novel attack, careful observations of a power LED on a speaker allowed an attacker to reproduce the sound... | 23 | 13 | [
{
"comment_id": "6374882",
"author": "Bob",
"timestamp": "2021-08-25T09:51:42",
"content": "“Three people can keep a secret so long as two of them are dead.” Originally attributed to Benjamin Franklin. If you’re concerned about people listening to your LEDs, there really are better things you coul... | 1,760,372,974.319085 | ||
https://hackaday.com/2021/08/24/compact-sensor-keeps-you-safe-by-watching-co2-levels/ | Compact Sensor Keeps You Safe By Watching CO2 Levels | Dan Maloney | [
"Microcontrollers",
"Misc Hacks"
] | [
"air",
"air quality",
"carbon dioxide",
"co2",
"Covid-19",
"sensor"
] | Remember when work meetings were just a bunch of people filling up a small, poorly ventilated room with their exhaled breath? Back in the good old days, all you had to worry about was being lulled to sleep by a combination of the endless slide deck and the accumulation of carbon dioxide. Now? Well, the stakes may just ... | 21 | 8 | [
{
"comment_id": "6374858",
"author": "Helle Daryd",
"timestamp": "2021-08-25T07:11:25",
"content": "Thing most likely confused for a bomb by the TSA, I love it as a bit of ridiculously compact engineering.Also has anyone done their own air quality monitoring on a an aircraft. I am rather curious now... | 1,760,372,974.378984 | ||
https://hackaday.com/2021/08/24/sqlite-on-the-web-absurd-sql/ | SQLite On The Web: Absurd-sql | Matthew Carlson | [
"Software Development"
] | [
"emscripten",
"indexedDB",
"sql",
"sqllite",
"web",
"webassembly",
"webdev",
"webdevelopment"
] | Love it or hate it, the capabilities of your modern web browser continuously grow in strange and wild ways. The ability for web apps to work offline requires a persistent local storage solution and for many, IndexedDB is the only choice as it works across most browsers and provides a database-like interface. However, a... | 12 | 5 | [
{
"comment_id": "6374834",
"author": "John",
"timestamp": "2021-08-25T04:26:23",
"content": "Pretty much every web language is a dumpster fire. HTML is the only one I bother with anymore, and I don’t even bother with much of it. I stick to a handful of tags. I like the novel without illustrations lo... | 1,760,372,974.543975 | ||
https://hackaday.com/2021/08/23/freezing-out-ice-cream-machine-competition/ | Freezing Out Ice Cream Machine Competition | Al Williams | [
"Hackaday Columns",
"Rants",
"Slider"
] | [
"hacking",
"ice cream",
"McDonald's",
"right to repair",
"softserve"
] | We always knew that McDonald’s soft serve (you can’t really call it ice cream) machines are known to be finicky. There’s even
a website that tracks where the machines are broken
and, apparently, it is usually about 10% or more of them at any given time. But when we saw a news article about a
judge issuing a restraining... | 47 | 15 | [
{
"comment_id": "6374416",
"author": "Bob",
"timestamp": "2021-08-23T17:30:06",
"content": "My local McD stopped selling milkshakes. Don’t know if it’s related to this. Since that’s the only thing they sold that I liked, I have not been back. I would not think pasteurization is a big issue. I al... | 1,760,372,974.729874 | ||
https://hackaday.com/2021/08/23/esp32-video-input-using-i2s/ | ESP32 Video Input Using I2S | Chris Lott | [
"Video Hacks"
] | [
"autonomous rover",
"ESP32",
"I2S",
"qvga",
"rover",
"video"
] | Computer engineering student [sherwin-dc] had a rover project which required streaming video through an ESP32 to be accessed by a web server. He couldn’t find documentation for the standard camera interface of the ESP32, but even if he had it, that approach used too many I/O pins. Instead, [sherwin-dc] decided to
shoe-... | 5 | 2 | [
{
"comment_id": "6374379",
"author": "Alice Lalita Heald",
"timestamp": "2021-08-23T15:32:01",
"content": "Why not SPI and DMA?",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6374484",
"author": "Sherwin",
"timestamp": "2021-08-23T20:20:00",
... | 1,760,372,974.593737 | ||
https://hackaday.com/2021/08/23/open-source-insulin-biohackers-aiming-for-distributed-production/ | Open-Source Insulin: Biohackers Aiming For Distributed Production | Dan Maloney | [
"Engineering",
"Featured",
"Interest",
"Medical Hacks",
"Original Art",
"Slider"
] | [
"bacteria",
"biohacking",
"cloning",
"diabetes",
"E coli",
"genetic engineering",
"insluin",
"medicine",
"pharmaceutical",
"recombinant",
"T1D",
"transgenic",
"yeast"
] | When you’ve got a diabetic in your life, there are few moments in any day that are free from thoughts about insulin. Insulin is literally the first coherent thought I have every morning, when I check my daughter’s blood glucose level while she’s still asleep, and the last thought as I turn out the lights, making sure s... | 74 | 26 | [
{
"comment_id": "6374360",
"author": "Abdulrahman Hamdy",
"timestamp": "2021-08-23T14:15:01",
"content": "A lifelong dream for me. I have an old bookmark html that had my “FOS Insulin” folder.. Time to dig that up..I always found it astounding how the patents were made and how this market came to be... | 1,760,372,975.419689 | ||
https://hackaday.com/2021/08/23/math-optics-and-cnc-combine-to-hide-secret-images-in-acrylic/ | Math, Optics, And CNC Combine To Hide Secret Images In Acrylic | Dan Maloney | [
"Art",
"Misc Hacks"
] | [
"acrylic",
"caustics",
"lithophane",
"morphic",
"optics"
] | Magic mirrors, with an LCD panel hidden behind a partially reflectively mirror, are popular for a reason — they’re a good-looking way to display useful information.
A “Magic Window,”
however, is an entirely different thing — and from the look of it, a far cooler one.
If you’ve never seen a Magic Window before, don’t wo... | 45 | 16 | [
{
"comment_id": "6374333",
"author": "Krzysztof",
"timestamp": "2021-08-23T11:17:39",
"content": "Watched video, thought to myself “Looks like with some more processing, he could make projection holograms, this already looks like a hologram”. Read the text – holy moly, this IS a hologram!.",
"pa... | 1,760,372,974.96184 | ||
https://hackaday.com/2021/08/23/ps2-gets-the-ginger-portable-treatment/ | PS2 Gets The Ginger Portable Treatment | Brian McEvoy | [
"Playstation Hacks"
] | [
"battery",
"Case mod",
"handheld",
"handheld gaming",
"playstation",
"portable",
"ps2"
] | The first thing we notice about this
portable PS2
is that the plastic looks like a consumer-grade shell, not a 3D printed case. It comes from [GingerOfOz], who has lots of portable conversions under his belt, so we are not surprised this looks like a genuine Sony device. When you are as experienced as he, details like ... | 14 | 4 | [
{
"comment_id": "6374309",
"author": "Alice Lalita Heald",
"timestamp": "2021-08-23T08:20:16",
"content": "Cutting a multilayer PCB is insane, why not just load up a PS2 emulator?",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6374323",
"author": "Ya... | 1,760,372,974.800459 | ||
https://hackaday.com/2021/08/22/rgb-led-matrix-helps-etch-a-sketch-scratch-out-a-21st-century-existence/ | RGB LED Matrix Helps Etch-a-Sketch Scratch Out A 21st Century Existence | Kristina Panos | [
"Arduino Hacks",
"LED Hacks"
] | [
"arduino",
"arduino nano",
"etch a sketch",
"RGB LED"
] | We never did crack open our Etch-a-Sketch, but we did scrape out a window large enough to really check out the mechanism inside.
[MrLangford] is bringing the Etch-a-Sketch into the 21st century
while at the same time, bringing an even bigger air of mystery, at least for the normies.
Instead of scraping aluminum powder ... | 3 | 3 | [
{
"comment_id": "6374305",
"author": "Duncan",
"timestamp": "2021-08-23T08:00:43",
"content": "Looks like fun! A diffuser panel over the LEDs might be a nice addition.",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "6374359",
"author": "Jon",
"timestam... | 1,760,372,974.83938 | ||
https://hackaday.com/2021/08/22/artful-nixie-bot-sculpture-sees-thinks-and-talks/ | Artful Nixie Bot Sculpture Sees, Thinks, And Talks | Ryan Flowers | [
"Art",
"Robots Hacks"
] | [
"arduino pro micro",
"art installation",
"dc to dc conversion",
"nixie",
"nixie tubes"
] | When [Tavis] and his father were inspired to lend their talents to
building a robot sculpture
, they split the duties. [Tavis]’ father built a robot head, and [Tavis] utilized designs old and new to breathe life into their creation.
Many a hardware hacker has been inspired by robotic art over the years. Whether it’s th... | 0 | 0 | [] | 1,760,372,974.87604 | ||
https://hackaday.com/2021/08/22/hackaday-links-august-22-2021/ | Hackaday Links: August 22, 2021 | Dan Maloney | [
"Hackaday Columns",
"Hackaday links"
] | [
"hackaday links"
] | It’s usually pretty hard to miss when Boston Dynamics drops a new video of one or more of their robots doing something flashy. But in case you’ve been under a rock the last few days, you might want to check out
the Atlas parkour video
. We last saw a pair of Atlas robots
busting some dance moves
with a few other Boston... | 22 | 6 | [
{
"comment_id": "6374272",
"author": "Truth",
"timestamp": "2021-08-23T00:18:35",
"content": "> We looked for details on what was sent, but the only description was that it contained a 1976 recording by the Great Bird of the Galaxy himself.The Great Bird of the Galaxy was the nickname of Star Trek ... | 1,760,372,975.023101 | ||
https://hackaday.com/2021/08/22/3d-printing-liquid-crystal/ | 3D Printing Liquid Crystal | Al Williams | [
"3d Printer hacks"
] | [
"3d printing",
"liquid crystal"
] | If you think at all about liquid crystals, you probably think of display technology. However, researchers have worked out a way to use an ink-jet-like process to 3D print iridescent colors using a
liquid crystal elastomer
. The process can mimic iridescent coloring found in nature and may have applications in things as... | 7 | 2 | [
{
"comment_id": "6374264",
"author": "Ostracus",
"timestamp": "2021-08-22T22:50:43",
"content": "Impressive. If they can do Folgers crystals they’ll have the market cornered.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6374385",
"author": "Ren",
... | 1,760,372,975.111076 | ||
https://hackaday.com/2021/08/22/diy-led-cube-for-the-masses/ | DIY LED Cube For The Masses | Inderpreet Singh | [
"LED Hacks"
] | [
"fpga",
"LED cube",
"spinalhdl"
] | No matter what the size or shape of an LED, it brings out the curiosity in every hardware nerd, and is the lifeblood of badge life around the planet. Then there is the LED cube that takes LEDs to all sides — literally. [Tomverbeure] had his own adventure of creating an LED Cube by
piecing together Pixel Purses and a Ci... | 6 | 3 | [
{
"comment_id": "6374226",
"author": "Somun",
"timestamp": "2021-08-22T17:14:40",
"content": "“provides and hope it does not drive up the prices of the pixel purse too much”Read his post more carefully. He bought them when they were on sale for 6 bucks and he had to ask his colleagues for help as th... | 1,760,372,975.069626 | ||
https://hackaday.com/2021/08/22/80s-omnibot-goes-rc-and-gets-a-modern-refresh/ | 80’s Omnibot Goes RC And Gets A Modern Refresh | Ryan Flowers | [
"Robots Hacks",
"Toy Hacks"
] | [
"2.4 ghz",
"futaba",
"omnibot",
"radio controlled",
"robot",
"wireless"
] | Thrift stores, antique shops, knick-knack stores- Whatever you might call them in your locale, they’re usually full of “another man’s treasure”. More often than not, we leave empty-handed, hoping another shop has something we just can’t live without. But on rare occasions, when the bits all flip in our favor, we find r... | 5 | 5 | [
{
"comment_id": "6374251",
"author": "Tyler",
"timestamp": "2021-08-22T20:44:18",
"content": "I have one for sale but no remote",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "6374258",
"author": "Foldi-One",
"timestamp": "2021-08-22T21:36:43",
"con... | 1,760,372,975.154854 | ||
https://hackaday.com/2021/08/22/esp32-is-the-brains-behind-this-art-installation/ | ESP32 Is The Brains Behind This Art Installation | Bryan Cockfield | [
"Musical Hacks"
] | [
"array",
"art",
"automatic",
"ESP32",
"led",
"music",
"random",
"scale"
] | The ESP32 has enabled an uncountable number of small electronics projects and even some commercial products, thanks to its small size, low price point, and wireless capabilities. Plenty of remote sensors, lighting setups, and even home automation projects now run on this small faithful chip. But being relegated to an e... | 10 | 5 | [
{
"comment_id": "6374189",
"author": "Jan",
"timestamp": "2021-08-22T11:32:12",
"content": "I like the extremely solid base and the fact that the things that are mounted on top if it stick out in all directions. With their sharp corners poking around into the world, ready to hurt anyone who comes to... | 1,760,372,975.470947 | ||
https://hackaday.com/2021/08/22/electromagnetic-interference-for-fun-and-profit/ | Electromagnetic Interference For Fun And Profit | Jenny List | [
"hardware",
"home hacks"
] | [
"dimmer",
"phase difference",
"power meter"
] | There was an urban legend back in the days of mechanical electricity meters, that there were “lucky” appliances that once plugged in would make the meter go backwards. It probably has its origin in the interaction between a strongly capacitive load and the inductance of the coils in the meter but remains largely apocry... | 24 | 9 | [
{
"comment_id": "6374178",
"author": "Onetruegod",
"timestamp": "2021-08-22T10:16:42",
"content": "I’m wondering what the small boards attached to the face of the meters are doing?",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6374179",
"author": "p... | 1,760,372,975.52997 | ||
https://hackaday.com/2021/08/21/two-part-primer-in-a-can-is-a-diy-dream-come-true/ | Two-Part Primer In A Can Is A DIY Dream Come True | Tom Nardi | [
"Tool Hacks"
] | [
"filler",
"finishing",
"painting",
"primer"
] | When putting together a home workshop, available floor space is often the deciding factor when it comes time to pick tools and equipment. This ultimately leads to some very difficult decisions, and we’d wager there isn’t a hacker or maker reading this that hasn’t had to pass on a new piece of gear because they didn’t h... | 29 | 13 | [
{
"comment_id": "6374159",
"author": "jpa",
"timestamp": "2021-08-22T05:24:33",
"content": "There is also the Maston 2K series of two-component sprays. Instead of having the two components separate, it has a chemical inhibitor that stops inhibiting (evaporates? oxidizes?) when the spray hits air, al... | 1,760,372,975.594587 | ||
https://hackaday.com/2021/08/20/traditional-analogue-and-an-fpga-make-this-junkbox-hf-receiver-a-bit-special/ | Traditional Analogue And An FPGA Make This Junkbox HF Receiver A Bit Special | Jenny List | [
"FPGA",
"Radio Hacks"
] | [
"20m",
"fpga",
"HF",
"radio",
"receiver"
] | We will have all at some point seen a fascinating project online, only to find not enough information to really appreciate and understand it.
Such a project came [Bill Meara]’s way
over at the SolderSmoke podcast, and
he was fortunately able to glean more from its creator
. What [Tom] had made from junkbox parts was a ... | 2 | 1 | [
{
"comment_id": "6373981",
"author": "geocrasher",
"timestamp": "2021-08-21T05:32:53",
"content": "Sounds like an FPGA version of Hans Summer’s Huff & Puff Oscillator Stabilizer, which is quite a good thing in my opinion.http://www.hanssummers.com/huffpuff.html",
"parent_id": null,
"depth": ... | 1,760,372,975.63463 | ||
https://hackaday.com/2021/08/20/re-engineering-an-rc-helicopter-via-tinkercad/ | Re-Engineering An RC Helicopter Via Tinkercad | Lewin Day | [
"Misc Hacks"
] | [
"cad",
"helicopter",
"r/c helicopter",
"radio control",
"tinkercad"
] | Radio control toys can be great fun to play with. However, at the bottom end of the market, sometimes you find you’ve bought something that just doesn’t work quite right. [saulemmetquinn] found that with a cheap RC helicopter,
and set about re-engineering the design in Tinkercad.
The entire frame of the original helico... | 5 | 3 | [
{
"comment_id": "6374077",
"author": "Grey Pilgrim",
"timestamp": "2021-08-21T15:37:54",
"content": "Comment on photo: I had to go to the instructable to figure out which photo was the original. Seems common here to put the hack on left, original on right. Unsure why that is, but it’s counterintuiti... | 1,760,372,975.672977 | ||
https://hackaday.com/2021/08/20/spaghetti-detective-users-boiled-by-security-gaffe__trashed/ | Spaghetti Detective Users Boiled By Security Gaffe | Tom Nardi | [
"News",
"Security Hacks"
] | [
"cloud",
"computer vision",
"machine learning",
"Octoprint",
"security flaw",
"spaghetti",
"The Spaghetti Detective"
] | For readers that might not spend their free time watching spools of PLA slowly unwind, The Spaghetti Detective (TSD) is an open source project that aims to use computer vision and machine learning to identify when a 3D print has failed and resulted in a pile of plastic “spaghetti” on the build plate. Once users have in... | 23 | 12 | [
{
"comment_id": "6373933",
"author": "Xasin",
"timestamp": "2021-08-20T23:09:48",
"content": "This is a very interesting glitch – but what baffles me is that the adjustment they made still doesn’t quite tackle the security vulnerability.I’m reasonably sure that faking your public IP is somewhat doab... | 1,760,372,975.741428 | ||
https://hackaday.com/2021/08/20/realsense-no-longer-makes-sense-for-intel/ | RealSense No Longer Makes Sense For Intel | Roger Cheng | [
"hardware",
"News",
"Robots Hacks"
] | [
"computer vision",
"depth camera",
"depth sensor",
"intel",
"Intel RealSense",
"machine vision",
"Realsense",
"smart camera"
] | We love depth-sensing cameras and every neat hack they enabled, but this technological novelty has yet to break through to high volume commercial success. So it was sad but not surprising when CRN reported that
Intel has decided to wind down their RealSense product line
.
As of this writing, one of the better confirmat... | 15 | 7 | [
{
"comment_id": "6373889",
"author": "Foldi-One",
"timestamp": "2021-08-20T20:41:50",
"content": "Bugger, I was expecting to use a RealSense one day soonish – basically as soon as I needed either more compact or better data than the old kinect can manage, or the price dropped enough to make the upgr... | 1,760,372,975.846627 | ||
https://hackaday.com/2021/08/20/last-chance-to-reimagine-supportive-tech-for-the-hackaday-prize-is-this-weekend/ | Last Chance To Reimagine Supportive Tech For The Hackaday Prize Is This Weekend! | Mike Szczys | [
"The Hackaday Prize"
] | [
"2021 Hackaday Prize"
] | This is the final weekend to
enter your supportive tech project in the 2021 Hackaday Prize
. To goal is to find ways to make building or using electronics easier.
Accessibility is one obvious approach to this challenge. But you can also consider the example of reference designs in datasheets. Manufacturers know you don... | 0 | 0 | [] | 1,760,372,975.785409 | ||
https://hackaday.com/2021/08/20/get-your-flex-on-with-the-flowio-platform/ | Get Your Flex On With The FlowIO Platform | Dave Rowntree | [
"hardware",
"News",
"The Hackaday Prize"
] | [
"arduino",
"creative commons",
"javascript",
"soft robotics",
"web-gui"
] | Hackaday Prize 2021 entry
FlowIO Platform
promises to be to pneumatics what Arduino is to Electronics. The modular platform comprises a common controller/valve block, a selection of differently sized pumps, and a few optional connectivity and sensing blocks. With Arduino software support as well as as Javascript and we... | 7 | 2 | [
{
"comment_id": "6373903",
"author": "CRJEEA",
"timestamp": "2021-08-20T21:20:50",
"content": "Guess it wouldn’t take much to modify this project to utilize hydraulics instead of pneumatics.",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "6373940",
"author"... | 1,760,372,975.89851 | ||
https://hackaday.com/2021/08/20/bitcoin-in-for-bumpy-ride-as-china-crackdown-shakes-things-up/ | Bitcoin In For Bumpy Ride As China Crackdown Shakes Things Up | Lewin Day | [
"Current Events",
"Hackaday Columns"
] | [
"bitcoin",
"china",
"cryptocurrency"
] | Bitcoin. The magical internet money is often derided as “worthless” and “made up” by those who forget that all currencies only have value because we believe in them. Perhaps the world’s strongest currency not backed up by guns and ammo, Bitcoin nonetheless remains a controversial invention, as do the many cryptocurrenc... | 105 | 21 | [
{
"comment_id": "6373848",
"author": "ganzuul",
"timestamp": "2021-08-20T17:08:50",
"content": "There is such cool things going on with tokenomics. Lots of people with big ideas about how to make the world a fairer place. We are on track for AI agents catering to our needs. Now is a good time to hav... | 1,760,372,976.32521 | ||
https://hackaday.com/2021/08/21/keep-cool-with-this-face-following-fan/ | Keep Cool With This Face-Following Fan | Chris Lott | [
"Lifehacks",
"News"
] | [
"electric fan",
"face tracking",
"head tracking",
"opencv"
] | [AchillesVM] decided to
build a tabletop electric fan
so it would track him as he moves around the room. Pan and tilt control is provided by a pair of servos controlled by a Raspberry Pi 3b+. How does it know where [AchillesVM} is? It captures the scene using a Raspberry Pi v2 Camera and uses OpenCV’s default face-trac... | 8 | 5 | [
{
"comment_id": "6374155",
"author": "rnjacobs",
"timestamp": "2021-08-22T04:16:54",
"content": "Next step: automatically cut the power when a hand gets too close?",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6374160",
"author": "oih",
"tim... | 1,760,372,976.136415 | ||
https://hackaday.com/2021/08/21/magnets-could-give-prosthetic-control-a-leg-up/ | Magnets Could Give Prosthetic Control A Leg Up | Kristina Panos | [
"Medical Hacks"
] | [
"electromyography",
"exoskeleton",
"f'n magnets",
"Magnetic sensor",
"magnetomicrometry",
"magnets",
"muscle sensor",
"prostheses",
"prosthetic"
] | Today, prostheses and exoskeletons are controlled using electromyography. In other words, by recording the electrical activity in muscles as they contract. It’s neither intuitive nor human-like, and it really only shows the brain’s intent, not the reality of what the muscle is doing.
Researchers at MIT’s Media Lab have... | 6 | 4 | [
{
"comment_id": "6374139",
"author": "Redhatter (VK4MSL)",
"timestamp": "2021-08-21T23:33:51",
"content": "… just don’t put the patient through a MRI scanner after inserting those “tiny ball magnets”… Ouch!!!",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "6374... | 1,760,372,976.182699 | ||
https://hackaday.com/2021/08/21/modern-tape-echo-made-easy/ | Modern Tape Echo Made Easy | Bryan Cockfield | [
"Musical Hacks"
] | [
"3D printed enclosure",
"analog",
"cassette",
"effect",
"music",
"tape",
"tape echo"
] | Modern popular music increasingly relies on more and more complicated and intricate equipment and algorithms to generate catchy tunes, but even decades ago this was still the case. The only difference between then and now was that most of the equipment in the past was analog instead of digital. For example, the humble ... | 11 | 4 | [
{
"comment_id": "6374126",
"author": "BrendaEM",
"timestamp": "2021-08-21T21:38:32",
"content": "Cool!We need to sees the inside. Where is da inside?",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6374129",
"author": "Adam Paul",
"timestamp":... | 1,760,372,976.373722 | ||
https://hackaday.com/2021/08/21/interactive-musical-art-installation-mixes-vintage-modern-lasers-and-bubbles-bubbles/ | Interactive Musical Art Installation Mixes Vintage, Modern, Lasers, And…Bubbles? Bubbles. | Ryan Flowers | [
"digital audio hacks",
"Musical Hacks",
"Retrocomputing"
] | [
"acorn bbc master",
"ampex",
"analog oscilloscope",
"Apple //e",
"bbc master",
"laser",
"vectrex"
] | Acorn BBC Master. Apple IIe. Ampex 270 Terminal. Vectrex game console. You’d be hard pressed to find a more diverse hardware collection in the average hacker’s lab. When you add seven Raspberry Pi’s, five CRT monitors, an analog oscilloscope and an LED wall to the mix, one starts to wonder at the menagerie of current a... | 3 | 2 | [
{
"comment_id": "6374121",
"author": "Tricon",
"timestamp": "2021-08-21T20:14:21",
"content": "Vetrex; no.Vextrex32; no.Vectrex; yes (I checked the box).Vectrex32; yes (I followed the link).I had to fight the autocorrect too.",
"parent_id": null,
"depth": 1,
"replies": [
{
... | 1,760,372,976.418613 | ||
https://hackaday.com/2021/08/21/keep-scraps-around/ | Keep Scraps Around | Elliot Williams | [
"Hackaday Columns"
] | [
"newsletter",
"prototyping",
"scrap",
"testing"
] | When I’m building something, I like to have a decent-sized scrap pile on hand. Because when I’ve got to test something out — does this glue adhere to this fabric, how much force will this hold if I tap it and put a screw in, will it snap if reinforced with carbon fiber and epoxy — it’s nice to have some of the material... | 30 | 14 | [
{
"comment_id": "6374055",
"author": "Paul",
"timestamp": "2021-08-21T14:10:14",
"content": "And the next day after cleaning you discover that you need the exact junk piece that you cleared.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6374060",
"a... | 1,760,372,976.576167 | ||
https://hackaday.com/2021/08/21/pint-sized-sumo-robot-is-adorable-accessible-and-totally-awesome/ | Pint-sized Sumo Robot Is Adorable, Accessible And Totally Awesome | Chris Wilkinson | [
"Robots Hacks"
] | [
"bbc",
"Micro:bit",
"robot",
"sumo"
] | We’ve seen plenty of impressive robots of all sizes here at Hackaday, but recently we were particularly inspired by [Hans Jørgen Grimstad] and his thrifty
mini sumo build
.
Using the BBC micro:bit platform as a starting point, Hans seized the opportunity to build a competitive mini sumo bot without breaking the bank. A... | 0 | 0 | [] | 1,760,372,978.334464 | ||
https://hackaday.com/2021/08/21/occams-razor-gardening-edition/ | Occam’s Razor: Gardening Edition | Bryan Cockfield | [
"green hacks"
] | [
"automation",
"ESP32",
"load cell",
"moisture",
"plant",
"sensor",
"watering",
"weight"
] | While the impulse to solving problems in complex systems is often to grab a microcontroller and some sensors to automate the problem away, interfacing with the real world is often a lot more difficult than it appears. Measuring soil moisture, for example, seems like it would be an easy way of ensuring plants get the pr... | 44 | 14 | [
{
"comment_id": "6373997",
"author": "Daniel Eichhorn",
"timestamp": "2021-08-21T08:26:57",
"content": "It’s already been six years since a built Thirsdee. Time is running:https://hackaday.com/2015/06/28/wirelessly-weighting-plants-with-the-esp8266/I have to admit that Kevin’s project looks much nic... | 1,760,372,978.410401 | ||
https://hackaday.com/2021/08/20/hackaday-podcast-132-laser-disco-ball-moores-law-in-your-garage-cheap-cyborg-glasses-and-a-mouse-that-detects-elephants/ | Hackaday Podcast 132: Laser Disco Ball, Moore’s Law In Your Garage, Cheap Cyborg Glasses, And A Mouse That Detects Elephants | Mike Szczys | [
"Hackaday Columns",
"Podcasts"
] | [
"Hackaday Podcast"
] | Hackaday editors Elliot Williams and Mike Szczys debate the great mysteries of the hacking universe. On tap this week is news that Sam Zeloof has refined his home lab chip fabrication process and it’s incredible! We see a clever seismometer built from plastic pipe, a laser, and a computer mouse. There’s a 3D printed fa... | 3 | 1 | [
{
"comment_id": "6373855",
"author": "Ostracus",
"timestamp": "2021-08-20T17:59:13",
"content": "Tesla’s AI chip REVEALED! (Project Dojo)https://youtu.be/DSw3IwsgNncTies in with their self-driving ambition.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6373... | 1,760,372,978.56378 | ||
https://hackaday.com/2021/08/20/dedicated-box-makes-youtube-more-tv-like/ | Dedicated Box Makes YouTube More TV-Like | Kristina Panos | [
"Raspberry Pi"
] | [
"leds",
"mdf",
"PETG",
"raspberry pi",
"youtube"
] | [Exposed Wire] is a huge fan of YouTube and consumes a lot of content. If that sounds familiar, maybe you should
build a dedicated YouTube box
, too. You get to push buttons, there’s LEDs, and you can take a break from other screens to look at this one for a while. [Exposed Wire] wanted to make it easier to watch the l... | 19 | 11 | [
{
"comment_id": "6373817",
"author": "medix",
"timestamp": "2021-08-20T15:23:49",
"content": "What?! No Rick-Roll button?",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6373837",
"author": "ziew",
"timestamp": "2021-08-20T16:39:33",
"... | 1,760,372,978.23393 | ||
https://hackaday.com/2021/08/20/this-week-in-security-breaking-apple-id-political-hacktivism-and-airtag-tracking/ | This Week In Security: Breaking Apple ID, Political Hacktivism, And Airtag Tracking | Jonathan Bennett | [
"Hackaday Columns",
"News",
"Security Hacks",
"Slider"
] | [
"AirTag",
"qnx",
"This Week in Security"
] | Have you ever thought about all the complexities of a Single Sign On (SSO) implementation? A lot of engineering effort has gone into hardened against cross-site attacks — you wouldn’t want every site you visit to be able to hijack your Google or Facebook account. At the same time, SSO is the useful ability to use your ... | 10 | 4 | [
{
"comment_id": "6373839",
"author": "tomás zerolo",
"timestamp": "2021-08-20T16:46:56",
"content": "Perl regex:The caret in its dual role as the “beginning of line” and “negation whithin character class” (i.e. in [] bracketed expressions) is pretty standard across regex languages. It’s in POSIX. It... | 1,760,372,978.465372 | ||
https://hackaday.com/2021/08/20/inkplate-comes-full-circle-becomes-true-open-reader/ | Inkplate Comes Full Circle, Becomes True Open Reader | Tom Nardi | [
"Kindle hacks",
"Software Development"
] | [
"drm",
"e-paper",
"ebooks",
"epaper",
"epub",
"ereader",
"Inkplate",
"open source software"
] | Regular readers will likely remember the Inkplate, an open hardware electronic paper development board that combines an ESP32 with a recycled Kindle screen. With meticulous documentation and full-featured support libraries for both the Arduino IDE and MicroPython, the Inkplate makes it exceptionally easy for hackers an... | 15 | 5 | [
{
"comment_id": "6373801",
"author": "Feinfinger (today just a moderate meanie)",
"timestamp": "2021-08-20T14:17:21",
"content": "That doen’t look like what I would like to use for my still purely hypothetical Emacs-PDA. I’d even would not like to see such page flips for whole pages. It just looks... | 1,760,372,978.621185 | ||
https://hackaday.com/2021/08/20/arduino-caller-id-display-is-better-late-than-never/ | Arduino Caller ID Display Is Better Late Than Never | Tom Nardi | [
"classic hacks",
"Phone Hacks"
] | [
"16x2 LCD",
"Arduino Uno",
"caller id",
"character lcd",
"decoder"
] | It’s no secret that the era of the landline telephone is slowly coming to a close. As of 2020, it was estimated that less than half the homes in America still subscribed to plain old telephone service (POTS). But of course, that still amounts to millions upon millions of subscribers that might get a kick out of this
Ar... | 12 | 8 | [
{
"comment_id": "6373752",
"author": "Alice Lalita Heald",
"timestamp": "2021-08-20T08:48:09",
"content": "AI to detect spammers?",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "6373754",
"author": "nasg",
"timestamp": "2021-08-20T08:52:34",
"conten... | 1,760,372,978.517958 | ||
https://hackaday.com/2021/08/19/the-stretch-limo-of-game-boys/ | The Stretch Limo Of Game Boys | Matthew Carlson | [
"handhelds hacks",
"Nintendo Game Boy Hacks"
] | [
"body filler",
"game boy",
"game boy advance",
"gameboy",
"Gameboy Advance",
"gba",
"retro future"
] | Here at Hackaday, we see all sorts of projects, some born out of a deep necessity or itch that couldn’t be scratched. Others are born out of a world of “why not” and it is perhaps these projects that put the biggest smile on our faces. The
WideBoy Advance by [Elliot] of Retro Future is one such project
.
Starting with ... | 6 | 2 | [
{
"comment_id": "6373749",
"author": "nah!",
"timestamp": "2021-08-20T08:08:21",
"content": "with the long boy, the wide boy, theres only the thicc boy missing",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6373759",
"author": "Wally Hulea",
... | 1,760,372,978.13538 | ||
https://hackaday.com/2021/08/19/beginning-the-machine-shop-journey-with-a-diy-cnc/ | Beginning The Machine Shop Journey With A DIY CNC | Bryan Cockfield | [
"Tool Hacks"
] | [
"bootstrap",
"cnc",
"design",
"diy",
"mill",
"philosophy",
"precision"
] | Building a good quality machine shop may seem to present a chicken-and-egg problem, at least for anyone not willing to mortgage their home for the money needed to buy all of these tools new. Namely, that building good tools often requires good tools. To help solve this problem,
[Ryan] designed and built this CNC machin... | 24 | 5 | [
{
"comment_id": "6373720",
"author": "Brian",
"timestamp": "2021-08-20T03:04:59",
"content": "Exposed ball-screw = Bad day in the CNC world",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6373733",
"author": "Daniel",
"timestamp": "2021-08-20... | 1,760,372,978.299836 | ||
https://hackaday.com/2021/08/19/minimalist-robot-arm-really-stacks-up/ | Minimalist Robot Arm Really Stacks Up | Dan Maloney | [
"cnc hacks",
"Robots Hacks"
] | [
"arm",
"cnc",
"minimalist",
"robot",
"robot arm",
"stepper",
"trash",
"wood"
] | There’s nothing like a little weekend project, especially one that ends up better than you expected. And when you literally
build a robotic arm out of workshop scraps
, so much the better.
Longtime readers will no doubt recognize the build style used here as that of [Norbert Heinz], aka “Homofaciens” on YouTube. [Norbe... | 7 | 5 | [
{
"comment_id": "6373712",
"author": "rclark",
"timestamp": "2021-08-20T02:13:04",
"content": "That is neat. I wonder how many of us think of using ‘wood’ for a robot arm…. I know I was thinking of having to design some 3D printed parts (or buy an already built)….. We have a saying in computer sci... | 1,760,372,978.178575 | ||
https://hackaday.com/2021/08/19/a-3d-printed-block-and-tackle-for-those-annoying-lifts/ | A 3D-Printed Block And Tackle For Those Annoying Lifts | Jenny List | [
"classic hacks",
"Tool Hacks"
] | [
"3d print",
"block and tackle",
"pulley"
] | Perhaps the humble block and tackle — multiple parallel pulleys to reduce the effort of lifting — is not such a common sight as it once was in this age of hydraulic loaders, but it remains a useful mechanism for whenever there is a lifting task. To that end [semi] has produced
a 3D-printed block and tackle system
, whi... | 11 | 6 | [
{
"comment_id": "6373684",
"author": "DainBramage",
"timestamp": "2021-08-19T21:07:02",
"content": "Really?Seems like an accurate enough title to me. Nothing sensational about it, just a statement on what the product is ans what it may be useful for. That’s not clickbait at all.What title would you ... | 1,760,372,978.716943 | ||
https://hackaday.com/2021/08/19/building-an-archery-mech-suit-to-skip-practice/ | Building An Archery Mech Suit To Skip Practice | Danie Conradie | [
"Tech Hacks"
] | [
"archery",
"compound bow",
"shane wighton",
"stuff made here",
"william tell"
] | According to legend, King Edward III once said: “If you want to train a longbowman, start with his grandfather.” Consistently making accurate hits with any bow, especially on moving targets, takes many hours of practice. Or, if you’re [Shane Wighton], you can spend a comparable amount of time building, debugging, and r... | 8 | 6 | [
{
"comment_id": "6373653",
"author": "BillSF9c",
"timestamp": "2021-08-19T19:29:53",
"content": "I recall an article from a magazine around 1965-70. A native American went shotgunning w the author, pheasant hunting. The NA (?!?,) went, and took his bow. Both were fairly expert. The bowman got 9 outt... | 1,760,372,979.111736 | ||
https://hackaday.com/2021/08/19/neuromorphic-computing-what-is-it-and-where-are-we-at/ | Neuromorphic Computing: What Is It And Where Are We At? | Matthew Carlson | [
"Featured",
"Interest",
"Original Art",
"Slider"
] | [
"artifical intelligence",
"deep learning",
"neurobiology",
"neuromorphic",
"neuroscience"
] | For the last hundred or so years, collectively as humanity, we’ve been dreaming, thinking, writing, singing, and producing movies about a machine that could think, reason, and be intelligent in a similar way to us. The stories beginning with “Erewhon” published in 1872 by Sam Butler, Edgar Allan Poe’s “Maelzel’s Chess ... | 31 | 10 | [
{
"comment_id": "6373635",
"author": "Ostracus",
"timestamp": "2021-08-19T18:07:11",
"content": "Somewhere in there is…quantum.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6373705",
"author": "Rog77",
"timestamp": "2021-08-20T00:27:53",
... | 1,760,372,979.281886 | ||
https://hackaday.com/2021/08/19/why-you-cant-make-build-a-wearable-display-with-a-just-a-transparent-oled/ | Why You Can’t Make A Wearable Display With A Transparent OLED | Danie Conradie | [
"Wearable Hacks"
] | [
"oled",
"transparent display",
"voidstar lab",
"wearable display"
] | After seeing the cheap transparent OLED displays that have recently hit the market, you might have thought of using them as an affordable way to build your own wearable display. To save you the inevitable disappointment that would result from such a build, [Zack Freedman] took it upon himself to test out the idea, and ... | 38 | 17 | [
{
"comment_id": "6373592",
"author": "AlainsProjects",
"timestamp": "2021-08-19T15:37:39",
"content": "Correct, you need an optical system that projects the image (virtual image) at least 25cm away from the eye.https://cdn.hackaday.io/images/2658771475041485969.jpg",
"parent_id": null,
"dept... | 1,760,372,978.977298 | ||
https://hackaday.com/2021/08/19/wheres-that-radio-a-brief-history-of-direction-finding/ | Where’s That Radio? A Brief History Of Direction Finding | Al Williams | [
"Featured",
"History",
"Interest",
"Original Art",
"Slider"
] | [
"adcock",
"Bellini-Tosi",
"de forest",
"direction finding",
"gps",
"hertz",
"huff duff",
"loop antenna",
"radio direction finding",
"RDF"
] | We think of radio navigation and direction finding as something fairly modern. However, it might surprise you that direction finding is nearly as old as radio itself. In 1888, Heinrich Hertz noted that signals were strongest when in one orientation of a loop antenna and weakest 90 degrees rotated. By 1900, experimenter... | 35 | 11 | [
{
"comment_id": "6373576",
"author": "StripeyType",
"timestamp": "2021-08-19T14:48:04",
"content": "That’s Uruguay, friend, not Paraguay.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6373612",
"author": "Menno",
"timestamp": "2021-08-19T16:... | 1,760,372,979.064818 | ||
https://hackaday.com/2021/08/19/manitoban-makes-open-software-demo-of-proprietary-vaccine-verification-systems/ | Manitoban Makes Open Software Demo Of Proprietary Vaccine Verification Systems | Chris Lott | [
"Medical Hacks"
] | [
"Covid-19",
"vaccination",
"verification"
] | [Mark Jenkins] wasn’t impressed with the Covid 19 vaccination verification systems that restaurants in Manitoba are required to use. Patrons must present a QR code, which must be verified by a mobile app available only from Apple or Google. With help from his local hackerspace, he came up with a
bash script solution
re... | 31 | 14 | [
{
"comment_id": "6373518",
"author": "Sebastius",
"timestamp": "2021-08-19T11:27:04",
"content": "In the Netherlands it’s fully open-source:https://github.com/minvws/nl-covid19-coronacheck-app-coordination, so you can make your own implementation if you like.",
"parent_id": null,
"depth": 1,... | 1,760,372,979.341754 | ||
https://hackaday.com/2021/08/17/custom-isolated-variac-is-truly-one-of-a-kind/ | Custom Isolated Variac Is Truly One Of A Kind | Tom Nardi | [
"Tool Hacks"
] | [
"Arduino Uno",
"current sensor",
"Isolation Transformer",
"relay",
"test equipment",
"transformer",
"variac"
] | It’s no surprise that many hardware hackers avoid working with AC, and frankly, we can’t blame them. The potential consequences of making a mistake when working with mains voltages are far greater than anything that can happen when you’re fiddling with a 3.3 V circuit. But if you do ever find yourself leaning towards t... | 32 | 13 | [
{
"comment_id": "6373173",
"author": "jake",
"timestamp": "2021-08-17T20:28:39",
"content": "Man that is a nice build!",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6373184",
"author": "Phil",
"timestamp": "2021-08-17T21:02:41",
"con... | 1,760,372,979.551114 | ||
https://hackaday.com/2021/08/17/why-buy-a-new-scope-when-you-can-just-build-one/ | Why Buy A New Scope When You Can ‘Just’ Build One? | Dave Rowntree | [
"The Hackaday Prize",
"Tool Hacks"
] | [
"2021 Hackaday Prize",
"oscilloscope",
"usb"
] | Hackaday Prize 2021 Finalist ThunderScope
is doing exactly that. [Aleska] is building a modular open source PC-connected oscilloscope aiming at four channels and a cool 100 MHz bandwidth with a low budget. The detailed project logs, showing how he is learning about ‘scope technology on-the-fly is a fascinating look int... | 26 | 10 | [
{
"comment_id": "6373148",
"author": "Mike Massen, Perth, Western Australia",
"timestamp": "2021-08-17T18:39:40",
"content": "Fascinating post, thought provoking, thanks",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "6373152",
"author": "mmmdee",
"time... | 1,760,372,979.415966 | ||
https://hackaday.com/2021/08/17/teardown-3d-printed-space-shuttle-lamp/ | Teardown: 3D Printed Space Shuttle Lamp | Tom Nardi | [
"3d Printer hacks",
"Art",
"Hackaday Columns",
"Slider",
"Teardown"
] | [
"3d printing",
"Additive Manufacturing",
"LED lamp",
"production",
"Space Shuttle"
] | Since the very beginning, the prevailing wisdom regarding consumer desktop 3D printers was that they were excellent tools for producing prototypes or one-off creations, but anything more than that was simply asking too much. After all, they were too slow, expensive, and finicky to be useful in a production setting. Onc... | 14 | 7 | [
{
"comment_id": "6373134",
"author": "Rumble_in_the_Jungle",
"timestamp": "2021-08-17T17:21:37",
"content": "With that flight path radius it is more of real life accident visualization lamp.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6373174",
"a... | 1,760,372,979.475692 | ||
https://hackaday.com/2021/08/17/packing-heat-with-a-homemade-portable-soldering-iron/ | Packing Heat With A Homemade Portable Soldering Iron | Al Williams | [
"Arduino Hacks",
"Tool Hacks"
] | [
"soldering iron"
] | Small portable soldering irons are all the rage so [electronoobs] decided to
build one on his own
. While the design isn’t quite as sleek as a commercial unit, considering it holds its own batteries, it looks pretty good.
Of course, the question is: does it work? You can see in the video below that it does, melting sol... | 4 | 2 | [
{
"comment_id": "6373116",
"author": "WereCatf",
"timestamp": "2021-08-17T16:08:36",
"content": "“On the PCB is an Arduino”No, there isn’t. Arduinos aren’t microcontrollers, they’re full dev-boards; the microcontroller there is just a basic ATmega 328.",
"parent_id": null,
"depth": 1,
"r... | 1,760,372,979.590004 | ||
https://hackaday.com/2021/08/17/of-lasers-and-lightning-thwarting-thor-with-technology/ | Of Lasers And Lightning: Thwarting Thor With Technology | Adam Zeloof | [
"Engineering",
"Featured",
"Laser Hacks",
"News",
"Original Art",
"Slider"
] | [
"laser",
"lightning",
"weather"
] | Most of us don’t spend that much time thinking about lightning. Every now and then we hear some miraculous news story about the man who just survived his fourth lightning strike, but aside from that lightning probably doesn’t play that large a role in your day-to-day life. Unless, that is, you work in aerospace, radio,... | 45 | 15 | [
{
"comment_id": "6373088",
"author": "reg",
"timestamp": "2021-08-17T14:38:09",
"content": "Pilots bitch about getting blasted with 5mw laser pointers. They are going to love getting hit with the equivalent of all the nucellar power plants in the world if the thing misfires..",
"parent_id": nu... | 1,760,372,979.687882 | ||
https://hackaday.com/2021/08/17/wwii-hydrogen-peroxide-rocket-3d-print/ | WWII Hydrogen Peroxide Rocket 3D Print | Al Williams | [
"3d Printer hacks"
] | [
"3d printing",
"monopropellant",
"rocket"
] | [Integza] was reading about a World War II-era rocket plane created near the end of the war by the Germans. The Heinkel He-176 wasn’t very practical, but he was intrigued when he read the rocket was cold and combustionless. He did a little research and found the engine was a monopropellent engine using hydrogen peroxid... | 37 | 14 | [
{
"comment_id": "6373034",
"author": "YGDES",
"timestamp": "2021-08-17T11:16:01",
"content": "IIRC, hydrogen peroxide + potassium permanganate were also used by the Germans to power the turbopump of the V2 rocket.And hydrogen peroxide rocketry has been revived by ARCA SPACE these last years.",
"... | 1,760,372,979.764742 | ||
https://hackaday.com/2021/08/17/take-note-an-e-ink-tablet-from-pine64/ | Take Note: An E-Paper Tablet From Pine64 | Jenny List | [
"computer hacks",
"Tablet Hacks"
] | [
"eink",
"note",
"Pine64",
"PineNote",
"tablet"
] | Over the years we’ve seen a variety of interesting pieces of hardware emerging from the folks at Pine64, so it’s always worth a second look when they announce a new product. This time it’s
the PineNote
, a tablet that packs the same Rockchip RK3566 as used in the company’s Quartz64 single board computers behind a 10.1″... | 20 | 8 | [
{
"comment_id": "6373000",
"author": "Daid",
"timestamp": "2021-08-17T08:13:14",
"content": "> it will feature the same Linux support as previous Pine64 productsOn my experience of the (first) pinebook, so support will be crappy at best? Only a single distro manages to boot on mine, everything else ... | 1,760,372,979.869129 | ||
https://hackaday.com/2021/08/19/custom-compression-squeezes-classic-computer-choruses-into-a-tiny-controller/ | Custom Compression Squeezes Classic Computer Choruses Into A Tiny Controller | Ryan Flowers | [
"ATtiny Hacks",
"classic hacks",
"digital audio hacks",
"Software Development"
] | [
"2n2222",
"attiny85",
"c programming",
"music",
"PC speaker",
"python 3.0",
"retrogaming"
] | Geeks of a certain vintage will have fond memories of games that were simplistic by today’s standards, but drew one in all the same. Their low fidelity graphics were often complimented by equally low fidelity music being forced through the afterthought of a speaker that inhabited most computers. Despite the technical c... | 14 | 8 | [
{
"comment_id": "6373494",
"author": "Alphatek",
"timestamp": "2021-08-19T08:09:07",
"content": "“And when it fit, but didn’t work, even more optimization was needed”.Correct me if I’m wrong, but that’s bugfixing, not optimising… :-)And giving someone that music? Pure evil, it’s one of the most perv... | 1,760,372,979.812446 | ||
https://hackaday.com/2021/08/18/commander-x16-a-dreamy-8-bit-computer-comes-closer-to-reality/ | Commander X16: A Dreamy 8 Bit Computer Comes Closer To Reality | Ryan Flowers | [
"Retrocomputing"
] | [
"6502",
"65c02",
"commodore",
"commodore 64",
"Commodore PET",
"VIC-20"
] | Imagine the ultimate homage to 1980s 8-bit home computers. It might look like [David Murray] aka The 8-Bit Guy’s
Commander X16
.
As a core group of geeks, hackers, and developers age, we yearn for the computers of our youth. VIC-20s, Commodore Pets, 64s, 128s, Ataris, Apple IIes, and the list goes on and on. For many ... | 34 | 13 | [
{
"comment_id": "6373480",
"author": "Eoopy",
"timestamp": "2021-08-19T05:08:11",
"content": "When did HackADay stopped to provide hi-res pictures when clicking on thumbnails? Feels like 1995.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6373498",
... | 1,760,372,979.947112 | ||
https://hackaday.com/2021/08/18/phased-array-levitation-is-science-in-action/ | Phased Array Levitation Is Science In Action | Lewin Day | [
"Science"
] | [
"acoustic levitation",
"levitation",
"science",
"ultrasonic levitation"
] | Levitation may seem like magic. However, for certain objects, and in certain conditions, it’s actually a solved technology. If you want to move small particles around or do experiments with ultrasonic haptic feedback,
you might find SonicSurface to be a useful platform for experimentation.
The build comes to us from [U... | 8 | 6 | [
{
"comment_id": "6373483",
"author": "L",
"timestamp": "2021-08-19T06:19:33",
"content": "I’d love to read about someone using this to make a clock with levitating segments/dots, rather than LEDs or nixies",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "63735... | 1,760,372,979.98961 | ||
https://hackaday.com/2021/08/18/diy-source-measurement-unit-shows-all-the-details/ | DIY Source Measurement Unit Shows All The Details | Dave Rowntree | [
"hardware"
] | [
"4-quadrant",
"scpi",
"smu"
] | An SMU or Source Measurement Unit works a bit like a power supply, in that it can source current into a load and a bit like an electronic load, in that it can sink current from a power source. It includes a crossover circuit, so that it cleanly and predictably swaps between sink and source modes automatically. This mak... | 8 | 7 | [
{
"comment_id": "6373474",
"author": "Mike Massen, Perth, Western Australia",
"timestamp": "2021-08-19T04:02:59",
"content": "Ah nice one, it’s an interesting concept as specialised tool eg harmonics, power data logging, thanks for posting:-Fwiw. I had an HP 6813A few years ago which is an AC source... | 1,760,372,980.482834 | ||
https://hackaday.com/2021/08/18/build-an-amphibious-robot-using-pool-noodles-for-wheels/ | Build An Amphibious Robot Using Pool Noodles For Wheels | Lewin Day | [
"Robots Hacks"
] | [
"foam",
"foam wheels",
"pool noodle",
"robot",
"whegs"
] | If you only think of wheels as round, you’re limiting yourself from experiencing the true wider world of whacky designs. [wadevag] has been experimenting with some such concepts, and has had success building an amphibious robot platform using star-shaped wheels
built out of pool noodles
.
The concept is similar to that... | 10 | 6 | [
{
"comment_id": "6373420",
"author": "maxx",
"timestamp": "2021-08-18T20:12:58",
"content": "there was a toy i had when i was a kid with wheels like thatlittle 4wd and they were sponge, amphibious. horrible thing that couldnt keep water out of the battery commpartment",
"parent_id": null,
"d... | 1,760,372,980.526602 | ||
https://hackaday.com/2021/08/18/raspberry-pi-powered-standing-desk-rises-to-new-heights/ | Raspberry Pi Powered Standing Desk Rises To New Heights | Matthew Carlson | [
"Raspberry Pi"
] | [
"desk",
"ergo",
"pi zero",
"raspberry pi",
"standing desk"
] | Like many office workers, [David Kong] found himself the lucky recipient of a motorized sit-stand desk. Also like most office workers with such a desk, he found himself mostly sitting. Reminders on his phone did little to change habits and [David] resolved
to automate his desk to rise on a schedule
.
Taking off the fro... | 15 | 10 | [
{
"comment_id": "6373407",
"author": "derpy",
"timestamp": "2021-08-18T19:40:17",
"content": "but isn’t the pi zero single core and 32-bit?",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6373441",
"author": "Arthur Wolf",
"timestamp": "2021-0... | 1,760,372,980.335117 | ||
https://hackaday.com/2021/08/18/golden-rices-appearance-on-philippine-store-shelves-and-the-rise-of-biofortification/ | Golden Rice’s Appearance On Philippine Store Shelves And The Rise Of Biofortification | Maya Posch | [
"Hackaday Columns",
"Science",
"Slider"
] | [
"biofortification",
"genetic engineering",
"golden rice"
] | After decades in development, the Philippines became the first country on July 21st of this year to formally
approve the commercial propagation
of so-called golden rice. This is a rice strain that has been genetically engineered to produce beta-carotene in its grains. This is the same compound that has made carrots so ... | 45 | 10 | [
{
"comment_id": "6373376",
"author": "Pat",
"timestamp": "2021-08-18T17:38:08",
"content": "“Although this makes it a slow and laborious process, mutagenics is responsible for thousands of fruit and vegetable types we buy in the supermarket today.”This is always the point to respond to those who are... | 1,760,372,980.617201 | ||
https://hackaday.com/2021/08/16/retrotechtacular-amiga-pips-the-pc-for-mission-critical-computing-at-nasa/ | Retrotechtacular: Amiga Pips The PC For Mission-Critical Computing At NASA | Chris Wilkinson | [
"Retrocomputing",
"Retrotechtacular"
] | [
"amiga",
"commodore",
"nasa",
"retrocomputing",
"Retrotechtacluar"
] | In 1986, a group of NASA engineers faced a difficult choice in solving their data processing woes: continue tolerating the poor performance of PC architecture, or pony up the cash for exotic workstations. It turns out that the Commodore Amiga was an intriguing third choice, except for the fact that, paradoxically,
it d... | 46 | 14 | [
{
"comment_id": "6372966",
"author": "Truth",
"timestamp": "2021-08-17T05:17:53",
"content": "“you need an operating system that’s very efficient very fast and the Amiga has that it’s got very little overhead that’s what makes it nice we don’t load down the sister running the overhead we can just go... | 1,760,372,980.275049 | ||
https://hackaday.com/2021/08/16/tesla-automatic-driving-under-scrutiny-by-us-regulators/ | Tesla Automatic Driving Under Scrutiny By US Regulators | Al Williams | [
"car hacks",
"News"
] | [
"autonomous car",
"NHTSA",
"self-driving",
"tesla"
] | The US National Highway Traffic Safety Administration (NHTSA) has opened
a formal investigation about Tesla’s automatic driving features
(PDF), claiming to have identified 11 accidents that are of concern. In particular, they are looking at the feature Tesla calls “Autopilot” or traffic-aware cruise control” while appr... | 66 | 17 | [
{
"comment_id": "6372928",
"author": "Ken",
"timestamp": "2021-08-17T02:11:27",
"content": "So Tesla says the cars aren’t designed to operate without human supervision, yet people still act like they don’t need to pay attention while “driving” and they are hitting fire trucks and ambulances. Why is ... | 1,760,372,980.77937 | ||
https://hackaday.com/2021/08/16/diy-handheld-game-puts-its-brains-on-a-removable-cart/ | DIY Handheld Game Puts Its Brains On A Removable Cart | Tom Nardi | [
"Arduino Hacks",
"ATtiny Hacks",
"handhelds hacks"
] | [
"Arduboy",
"arduino",
"cartridge",
"oled"
] | Over the years we’ve seen plenty of homebrew handheld game systems that combine an AVR microcontroller, a few buttons, and an small OLED display. Some of them have even been turned into commercial products, such as the Arduboy. They’re simple, cheap, and with the right software, a lot of fun. But being based on an MCU,... | 10 | 6 | [
{
"comment_id": "6372901",
"author": "SPD",
"timestamp": "2021-08-16T23:06:29",
"content": "https://hackaday.com/tag/business-card/?",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "6372907",
"author": "Hirudinea",
"timestamp": "2021-08-16T23:33:03",
... | 1,760,372,980.668848 | ||
https://hackaday.com/2021/08/16/new-part-day-raspberry-pi-hat-for-ieee1588-precision-time-protocol/ | New Part Day: Raspberry Pi HAT For IEEE1588 Precision Time Protocol | Dave Rowntree | [
"FPGA",
"Network Hacks",
"Raspberry Pi"
] | [
"fpga",
"IEEE1588",
"New Part Day",
"PTP",
"raspberry pi hat",
"xilinx"
] | The new
Real-Time HAT
by InnoRoute adds
IEEE1588
PTP support in hardware to a Raspberry Pi 4 nestled beneath. Based around a Xilinx Artix-7 FPGA and a handful of gigabit Ethernet PHY devices, the HAT acts as network-passthrough, adding accurate time-stamps to egress (outgoing) packets and stripping time-stamps from the... | 18 | 7 | [
{
"comment_id": "6372888",
"author": "doragasu",
"timestamp": "2021-08-16T20:54:27",
"content": "Very nice, but it’s a shame you have to add a complex hat just for PTP. If I am not mistaken, adding PTP support to an Ethernet chip requires very little additional logic, so it could just work out of th... | 1,760,372,980.838304 | ||
https://hackaday.com/2021/08/16/voice-controlled-smart-home-from-the-foundation-up/ | Voice-Controlled Smart Home From The Foundation Up | Bryan Cockfield | [
"home hacks"
] | [
"automation",
"central",
"ESP32",
"home",
"mqtt",
"node",
"privacy",
"raspberry pi",
"server"
] | Smart homes are becoming an increasingly popular way to automate one’s home, whether it’s turning on lights, closing blinds, or even feeding pets. But the commercial offerings often rely on an internet connection to reach servers in order to work, which invites a lot of privacy concerns for a large percentage of us as ... | 20 | 5 | [
{
"comment_id": "6372870",
"author": "Jason Barnett",
"timestamp": "2021-08-16T19:15:32",
"content": "A smart home done right!Definitely stealing some of these ideas for my own smart home.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6373015",
"aut... | 1,760,372,980.990645 | ||
https://hackaday.com/2021/08/16/valve-sells-software-so-whats-with-all-the-hardware/ | Valve Sells Software, So What’s With All The Hardware? | Drew Littrell | [
"Featured",
"Games",
"hardware",
"Interest",
"Slider"
] | [
"handheld gaming",
"pc",
"pc gaming",
"steam deck",
"valve",
"Valve Software"
] | Steam branding is strong. Valve Corporation has turned their third-party marketplace into the first place millions choose to buy their PC games. The service has seen record-breaking numbers earlier this year with over 25 million concurrent users, so whatever they are doing is clearly working. Yet with all those softwar... | 47 | 12 | [
{
"comment_id": "6372851",
"author": "Pierce Nichols",
"timestamp": "2021-08-16T17:09:21",
"content": "I want an IP67 version of the Steam Deck to use as a robot controller.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6372864",
"author": "Rory Sch... | 1,760,372,980.927351 | ||
https://hackaday.com/2021/08/16/game-development-hack-chat/ | Game Development Hack Chat | Dan Maloney | [
"Hackaday Columns"
] | [
"engine",
"game",
"gaming",
"Hack Chat",
"physics"
] | Join us on Wednesday, August 18 at noon Pacific for the
Game Development Hack Chat
with Kyle Donnelly!
Chances are we all have fallen into the time trap of computer games at one point or another. It’s easy to do — the worlds that games put before us can be immersive and addictive, and even if they’re populated by fanta... | 0 | 0 | [] | 1,760,372,981.026339 | ||
https://hackaday.com/2021/08/18/design-improvements-make-diy-oxygen-concentrator-even-better/ | Design Improvements Make DIY Oxygen Concentrator Even Better | Dan Maloney | [
"Medical Hacks"
] | [
"COVID",
"medical",
"oxygen",
"pandemic",
"zeolite"
] | A lot of projects we feature on these pages are of the “one and done” variety — tactical builds that serve a specific purpose with little need for further development. Some projects, though, come out as rough prototypes and then go through multiple rounds of refinement, a process we really enjoy tracking down and follo... | 8 | 4 | [
{
"comment_id": "6373390",
"author": "Michael",
"timestamp": "2021-08-18T18:27:32",
"content": "I heard all you need is a paper mask to separate oxygen from the atmosphere.Gonna go run out and patent that right now./sAmazing project, nice.",
"parent_id": null,
"depth": 1,
"replies": []
... | 1,760,372,981.188394 | ||
https://hackaday.com/2021/08/18/airdropping-live-fish-is-a-thing-and-it-looks-magnificent/ | Airdropping Live Fish Is A Thing And It Looks Magnificent | Lewin Day | [
"Featured",
"Interest",
"Misc Hacks",
"Original Art",
"Slider"
] | [
"air drop",
"airdrop",
"aquaculture",
"fish",
"fish drop",
"fishery",
"fishing"
] | Utah is a place that features a wonderful and varied wilderness. Its mountainous terrain is home to many valleys, ponds, and streams. They’re a particular favorite of recreational anglers who visit the region for the great fishing. Oftentimes, however, these areas are fished out by visitors and need to be restocked. Ot... | 52 | 13 | [
{
"comment_id": "6373327",
"author": "Starfix",
"timestamp": "2021-08-18T14:26:25",
"content": "Happy for not being a fish !",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "6373329",
"author": "Rex",
"timestamp": "2021-08-18T14:39:24",
"content": "S... | 1,760,372,981.406856 | ||
https://hackaday.com/2021/08/18/boat-brings-bathers-beverages/ | Boat Brings Bathers Beverages | Al Williams | [
"3d Printer hacks"
] | [
"3d printing",
"beverage",
"boat",
"pool"
] | Chilling in the pool is great, but what a drag to have to get out to grab a cold brew. [Alister] had his eye on a commercial drink float, but the company was out of business. But 3D printing, of course,
comes to the rescue in this video
, also embedded below.
The payload amounts to four bottles and some snacks. Brushle... | 15 | 9 | [
{
"comment_id": "6373293",
"author": "abjq",
"timestamp": "2021-08-18T11:09:05",
"content": "Bonzer! The only possible way that could be improved is to get the water cannon to dispense rum, in pirate mode!",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6373... | 1,760,372,981.258436 | ||
https://hackaday.com/2021/08/18/running-six-vga-projectors-from-a-single-esp32/ | Running Six VGA Projectors From A Single ESP32 | Lewin Day | [
"Misc Hacks"
] | [
"ESP32",
"projector",
"starfield",
"vga"
] | Today’s microcontrollers are high-speed powerhouses that can do absolutely wonderous things. By virtue of fast clock speeds and special DMA hardware, it’s often possible to achieve great feats that seem almost ridiculous at face value. [Bitluni] decided to demonstrate just that,
running six (6!) VGA displays from a sin... | 6 | 3 | [
{
"comment_id": "6373358",
"author": "Somun",
"timestamp": "2021-08-18T16:42:51",
"content": "“features some nifty DMA hardware along with GPIO mapping”What makes that DMA nifty? GPIO mapping?So many questions. Thanks Lewin for the technical bread crumbs.",
"parent_id": null,
"depth": 1,
... | 1,760,372,981.141837 | ||
https://hackaday.com/2021/08/17/boston-dynamics-atlas-dynamic-duo-tackles-obstacle-course/ | Boston Dynamics Atlas Dynamic Duo Tackles Obstacle Course | Roger Cheng | [
"Robots Hacks"
] | [
"atlas robot",
"boston dynamics",
"depth perception",
"legged",
"Legged Locomotion",
"motion planning",
"parkour",
"perception",
"robot"
] | Historically, the capabilities of real world humanoid robots have trailed far behind their TV and movie counterparts. But roboticists kept pushing state of the art forward, and Boston Dynamics just shared a progress report:
their research platform Atlas can now complete a two-robot parkour routine
.
Watching the
minute... | 35 | 11 | [
{
"comment_id": "6373252",
"author": "ian 42",
"timestamp": "2021-08-18T05:23:43",
"content": "I still think wheels solve 99% of use cases..",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6373262",
"author": "vib",
"timestamp": "2021-08-18T06... | 1,760,372,981.823091 | ||
https://hackaday.com/2021/08/17/spiffy-summer-project-sources-solar-sounds-from-scraps/ | Spiffy Summer Project Sources Solar Sounds From Scraps | Ryan Flowers | [
"Art"
] | [
"art",
"beam",
"beam robotics",
"beep boop",
"circuit bending",
"pv solar",
"solar"
] | [Gijs Gieskes] has a long history of producing electronic art and sound contraptions, and his
Zonneliedjes (sunsongs)
project is certainly an entertaining perpetuation of his sonic creations. With the stated goal of making music from sunlight, the sunsongs most prominent feature is solar panels.
Although It’s not clear... | 8 | 4 | [
{
"comment_id": "6373239",
"author": "Stephen Walters",
"timestamp": "2021-08-18T02:59:55",
"content": "Imagine leave a dozen of the weird noise devices like this in a forest or park trees",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "6373284",
"author": ... | 1,760,372,981.591204 | ||
https://hackaday.com/2021/08/17/casting-silicone-parts-with-3d-printed-inserts-for-stiffness/ | Casting Silicone Parts With 3D-Printed Inserts For Stiffness | Donald Papp | [
"3d Printer hacks"
] | [
"3d printed",
"casting",
"custom",
"silicone",
"silicone casting"
] | Prolific maker [Jan Mrázek] shared his process for casting soft silicone parts that nevertheless have some added stiffness, which he accomplished by
embedding porous, 3D-printed “ribs” into the pieces during the casting process
. The 3D-printed inserts act as a sort of skeleton, and as a result, the parts have a soft s... | 8 | 5 | [
{
"comment_id": "6373243",
"author": "Karl Ramboz",
"timestamp": "2021-08-18T03:59:49",
"content": "3d printed baculums can now be a thing in certain industries.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6373308",
"author": "Hurp McDerp",
... | 1,760,372,981.75745 | ||
https://hackaday.com/2021/08/16/solving-ultra-high-vacuum-leaks-has-an-elementary-solution/ | Solving Ultra High Vacuum Leaks Has An Elementary Solution | Ryan Flowers | [
"hardware",
"Misc Hacks"
] | [
"Applied Science",
"gasket",
"helium",
"leak",
"leak detection",
"science",
"science lab",
"ultra high vacuum",
"vacuum",
"vacuum chamber"
] | When we think of a vacuum leak we generally think of a car that just doesn’t want to run quite right. Most normally aspirated internal combustion engines rely on the vacuum created by the pistons to draw in the air fuel mixture that’s produced by the carburetor or fuel injection system. Identifying the leak usually inv... | 34 | 13 | [
{
"comment_id": "6372826",
"author": "Tim",
"timestamp": "2021-08-16T15:07:02",
"content": "“about 12 times lower than atmospheric pressure” Maybe should be about 12 orders of magnitude lower?",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6372831",
... | 1,760,372,982.55619 | ||
https://hackaday.com/2021/08/16/linux-fu-walk-chew-gum/ | Linux Fu: Walk, Chew Gum | Al Williams | [
"Linux Hacks"
] | [
"background",
"bash",
"linux.shell script",
"parallel",
"task"
] | If you ever think about it, computers are exceedingly stupid. Even the most powerful CPU can’t do very much. However, it can do what it does very rapidly and repeatably. Computers are so fast, they can appear to do a lot of things at once, too and modern computers have multiple CPUs to further enhance their multitaskin... | 7 | 4 | [
{
"comment_id": "6372822",
"author": "Joel",
"timestamp": "2021-08-16T14:25:43",
"content": "The GNU “parallel” command is a performant solution for separable batching operations where output order _must_ be preserved. It also allows scaling beyond a single machine to perform such tasks.I have only... | 1,760,372,981.546284 | ||
https://hackaday.com/2021/08/16/tree-of-life-branches-out-with-a-twist/ | Tree Of Life Branches Out With A Twist | Kristina Panos | [
"LED Hacks"
] | [
"adafruit QtPy",
"dementia",
"Neopixels",
"QtPy",
"RGB LED",
"tree of life"
] | In the middle of 2020, [charlie] challenged himself to conceive of and finish one project every month for the next twelve. Here we are a year later with [charlie]’s last project of the challenge:
a tree of life with a bit of a twist to it
.
The idea was to build a tree with lights that would represent the leaves and ch... | 1 | 1 | [
{
"comment_id": "6372806",
"author": "vib",
"timestamp": "2021-08-16T11:25:17",
"content": "Gosh, sometimes I´m not far to regret fidget spinners, USB hubs for Raspberry and even Benchoff…",
"parent_id": null,
"depth": 1,
"replies": []
}
] | 1,760,372,981.709884 | ||
https://hackaday.com/2021/08/16/the-faux-vintage-becomes-vintage/ | The Faux-Vintage Becomes Vintage | Bryan Cockfield | [
"Retrocomputing"
] | [
"apple II",
"game",
"gaming",
"graphics",
"homestarrunner",
"peasant's quest",
"retrocomputing",
"videlectrix",
"vintage"
] | For those who might have missed it, there was a brief period in the mid-00s where gamers everywhere eschewed consoles and PCs in favor of simple Flash-based games to be played in a browser. Among these was the game Peasant’s Quest, created by the folks at Homestar Runner and modeled after video games from the 80s. [dea... | 7 | 5 | [
{
"comment_id": "6372804",
"author": "poiuyt",
"timestamp": "2021-08-16T11:09:41",
"content": "Should be credited to [deater] rather than [deter]",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "6372815",
"author": "Bryan Cockfield",
"timestamp": "2021-0... | 1,760,372,981.868569 | ||
https://hackaday.com/2021/08/15/light-painting-with-an-19th-century-inspired-plotter/ | Light Painting With An 19th Century Inspired Plotter | Lewin Day | [
"Misc Hacks"
] | [
"light painting",
"mechanism",
"stepper motor"
] | The geometric chuck was a device that stacked up multiple rotating wheels that could vary their speed and their offset to a central shaft, in order to machine ornate designs using a lathe. It’s this piece of machining obscura from the 19th century that inspired
this light painting build from [Ted Kinsman].
Rather than ... | 9 | 5 | [
{
"comment_id": "6372761",
"author": "Christian",
"timestamp": "2021-08-16T05:16:59",
"content": "Nice built. I built a similar thing:https://hackaday.io/project/176622-laser-circles",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6372781",
"author": ... | 1,760,372,981.959118 | ||
https://hackaday.com/2021/08/15/robot-pet-is-a-chip-off-the-old-logic-block/ | Robot Pet Is A Chip Off The Old Logic Block | Ryan Flowers | [
"FPGA",
"Robots Hacks",
"Software Development"
] | [
"2 wheel robot",
"assembler",
"fpga",
"fpga bootcamp",
"servo",
"sonar"
] | When [Ezra Thomas] needed inspiration for his senior design project, he only needed to look as far as his own robot. Built during his high school years from the classic 1979 Frank DaCosta book “How to Build Your Own Working Robot Pet”, [Ezra] had learned the hard way the many limitations and complexities of the wire wr... | 10 | 4 | [
{
"comment_id": "6372740",
"author": "Michael Black",
"timestamp": "2021-08-16T02:18:22",
"content": "About 1968, I went to a science fair. I was eight, the one thing I remember was a “robot”.A bit thing, all it could do was move around, and it was controlled by a box connected by a relatively shor... | 1,760,372,981.916814 |
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