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https://hackaday.com/2021/09/05/interactive-led-shoes-that-anyone-can-build/ | Interactive LED Shoes That Anyone Can Build! | Lewin Day | [
"LED Hacks",
"Wearable Hacks"
] | [
"led",
"led shoes",
"shoes"
] | Normally when we see blinky projects these days, it’s using addressable LED strips with WS2812Bs, or similar alternatives. However, old-school blobby round LEDs are still on the market, and can still be put to great use. These DIY LED shoes from [TechnoChic] are
an excellent example of just that.
The shoes use big 10mm... | 3 | 3 | [
{
"comment_id": "6377895",
"author": "Howard",
"timestamp": "2021-09-05T14:59:54",
"content": "I would agree that this is a creative solution that any crafty middle schooler could manage. Pre-COVID I was an instructor at a hands-on kids’ technology summer camp, and this is the sort of build we had ... | 1,760,372,961.705917 | ||
https://hackaday.com/2021/09/04/quiet-on-the-set-goes-for-objects-too/ | ‘Quiet On The Set’ Goes For Objects, Too | Kristina Panos | [
"how-to",
"Misc Hacks"
] | [
"noise reduction",
"props",
"silent paper",
"silicone",
"vinyl"
] | Unless you’re sonically savvy, trying to sleep, or simply on edge, you probably don’t realize just how noisy common items can be. Pretty much everything makes enough racket to ruin a sound man’s day, or at the very least, their chance of picking up the dialogue between two characters. What you need on a set are noisele... | 10 | 4 | [
{
"comment_id": "6377866",
"author": "AcousticAlfred",
"timestamp": "2021-09-05T07:08:11",
"content": "Now they need to use these in cinemas where people make constant noise going through their bags of edibles.There is a reason you are not allowed to smuggle in chips bags. And it is not just that th... | 1,760,372,961.627417 | ||
https://hackaday.com/2021/09/04/giving-a-console-controller-mouse-like-precision-aim/ | Giving A Console Controller Mouse-Like Precision Aim | Danie Conradie | [
"Peripherals Hacks"
] | [
"game console",
"game controller",
"keyboard and mouse hack"
] | Controller vs keyboard and mouse is one of the never-ending battles in the world of gaming, with diehard proponents on both sides of the fence. [Tech Yesterday] has been working to create a controller that’s the best of both worlds. His latest
Mouse Pro Controller V5
features an inverted mouse riding on ball bearings.
... | 23 | 8 | [
{
"comment_id": "6377878",
"author": "Foldi-One",
"timestamp": "2021-09-05T10:17:05",
"content": "Very interesting, I’d love to try it, maybe it really will change my thoughts below.Seems backwards to have a thumb disk in that dish rather than a trackball arrangement to me. Trackballs have a few adv... | 1,760,372,961.391843 | ||
https://hackaday.com/2021/09/04/fan-lets-rc-car-drive-on-the-ceiling/ | Fan Lets RC Car Drive On The Ceiling | Lewin Day | [
"Toy Hacks"
] | [
"bluetooth",
"fan car",
"hc-05",
"R/C car",
"remote control car"
] | Downforce is a major part of modern motorsport, keeping cars glued to the track at high speeds. However, for small radio control cars, adding a fan for a little suction can achieve even greater feats, as demonstrated by
this build by [DD ElectroTech].
The build began as a simple two-motor, skid-steer RC car build with ... | 7 | 6 | [
{
"comment_id": "6377808",
"author": "Cluso99",
"timestamp": "2021-09-05T01:09:09",
"content": "Congratulations! Shows what you can do if you put your mind to it :)",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "6377812",
"author": "Lifeweaver",
"times... | 1,760,372,961.299031 | ||
https://hackaday.com/2021/09/04/3d-printed-synth-kit-shares-product-design-insights/ | 3D Printed Synth Kit Shares Product Design Insights | Donald Papp | [
"Arduino Hacks",
"Musical Hacks"
] | [
"3d printed",
"3d printing",
"dfm",
"kit",
"oskitone",
"product design",
"synth"
] | We’ve always been delighted with the thoughtful and detailed write-ups that accompany each of [Tommy]’s synth products,
and the background of his newest instrument, the Scout, is no exception
. The Scout is specifically designed to be beginner-friendly, hackable, and uses 3D printed parts and components as much as poss... | 1 | 1 | [
{
"comment_id": "6377907",
"author": "drthrthrt",
"timestamp": "2021-09-05T17:54:13",
"content": "can you show long touch of keys?is possible printing more massive keys? metal inside?",
"parent_id": null,
"depth": 1,
"replies": []
}
] | 1,760,372,961.667274 | ||
https://hackaday.com/2021/09/04/animatronic-puppetry-controller-skips-joystick-or-keyboard/ | Animatronic Puppetry Controller Skips Joystick Or Keyboard | Danie Conradie | [
"Robots Hacks"
] | [
"animatronics",
"portal",
"puppetry",
"robot controller"
] | One of the major challenges of animatronics is creating natural looking motion. You can build something with an actuator for every possible degree of freedom, but it will still be disappointing if you are unable to control it to smoothly play the part. [Mr. Volt] has developed a passion for animatronic projects, but fo... | 2 | 1 | [
{
"comment_id": "6377768",
"author": "Nitpicker Smartyass",
"timestamp": "2021-09-04T17:44:35",
"content": "quite promising experiments, although my feeling is that “old fashioned mechanic/hydraulic controls” were quite good if used by skilled people …",
"parent_id": null,
"depth": 1,
"r... | 1,760,372,961.333601 | ||
https://hackaday.com/2021/09/04/getting-back-into-hackerspaces/ | Getting Back Into Hackerspaces | Elliot Williams | [
"Hackaday Columns"
] | [
"COVID",
"hackerspaces",
"newsletter"
] | Last week, I got my first chance to get out and about among the hackers in what feels like forever. Hackerspaces here in Germany are finally able to re-open for business-as-almost-usual, allowing access to reasonable numbers of people providing they’re immunized or tested, and wearing masks of course. And that meant th... | 14 | 7 | [
{
"comment_id": "6377721",
"author": "Andreas",
"timestamp": "2021-09-04T14:28:17",
"content": "It was great having you at the FabLab München, Elliot! Hope to see you around again soon!",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "6377741",
"author": "Cp... | 1,760,372,961.497338 | ||
https://hackaday.com/2021/09/04/motorcycle-simulation-rig-is-off-to-the-races/ | Motorcycle Simulation Rig Is Off To The Races | Matthew Carlson | [
"Peripherals Hacks",
"Playstation Hacks"
] | [
"3d printing",
"motorcycle",
"sim rig",
"theQ",
"welding"
] | Many arcade machines can be emulated and handily controlled with the standard joystick and button combos. However, a few don’t feel quite right without some extra equipment, motorcycle racing games being one of them. So, no longer content to go to an arcade to get his fix, [The Q]
welded his own motorcycle simulation r... | 22 | 12 | [
{
"comment_id": "6377705",
"author": "Meir",
"timestamp": "2021-09-04T12:00:02",
"content": "Awesome project. Be careful because in real life motorcycle stearing is opposite.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6377780",
"author": "Casey S... | 1,760,372,961.449672 | ||
https://hackaday.com/2021/09/04/making-oled-displays-in-the-home-lab/ | Making OLED Displays In The Home Lab | Dan Maloney | [
"chemistry hacks",
"Misc Hacks"
] | [
"ITO",
"oled",
"organic light-emitting diode",
"photolithography",
"physical vapor deposition",
"PVD"
] | Just a general observation: when your project’s BOM includes ytterbium metal, chances are pretty good that it’s something interesting. We’d say that
making your own OLED displays at home
definitely falls into that category.
Of course, the making of organic light-emitting diodes requires more than just a rare-earth meta... | 13 | 6 | [
{
"comment_id": "6377682",
"author": "Truth",
"timestamp": "2021-09-04T09:05:39",
"content": "I wonder could probably be made even better with a Getter and seal made Wood’s metal or Field’s metal. But I guess you would need some low temperature alloy that can wet the glass for a really good seal.(re... | 1,760,372,961.752785 | ||
https://hackaday.com/2021/09/03/retro-shield-replaces-springs-with-jumpers-includes-blinkenlights/ | Retro Shield Replaces Springs With Jumpers, Includes Blinkenlights! | Ryan Flowers | [
"Arduino Hacks",
"Radio Hacks"
] | [
"556",
"556 timer",
"blinkenlights",
"lm386",
"retro shield"
] | Is it an AM radio? Yes. It is a 555 LED flashing circuit? Yep. How about a hex counter with a 7 segment display? That too. Five different colored LED’s to satisfy your need for blinkenlights? Even that! What
is
this magical contraption? Is it one of those old school 30-in-1 or 50-in-1 “Science Fair” kits with the jumpe... | 5 | 2 | [
{
"comment_id": "6377663",
"author": "Hans Summers",
"timestamp": "2021-09-04T05:08:31",
"content": "Love it!!",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6377678",
"author": "Ellis",
"timestamp": "2021-09-04T07:19:21",
"content": ... | 1,760,372,961.255401 | ||
https://hackaday.com/2021/09/03/smooth-servo-motion-for-lifelike-animatronics/ | Smooth Servo Motion For Lifelike Animatronics | Danie Conradie | [
"Robots Hacks"
] | [
"animatronics",
"arduino",
"servo"
] | Building an animatronic robot is one thing, but animating it in a lifelike fashion is a completely different challenge. Hobby servos are cheap and popular for animatronics, but just letting it move at max speed isn’t particularly lifelike. In the video after the break, [James Bruton] demonstrates how to
achieve natural... | 10 | 6 | [
{
"comment_id": "6377677",
"author": "ihdp",
"timestamp": "2021-09-04T07:17:24",
"content": "8 bit micro doing floating point math for something so trivial. Great job,",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6377746",
"author": "Gravis",
... | 1,760,372,961.804792 | ||
https://hackaday.com/2021/09/03/an-earthquake-display-to-keep-you-abreast-of-rumblings-worldwide/ | An Earthquake Display To Keep You Abreast Of Rumblings Worldwide | Lewin Day | [
"Misc Hacks"
] | [
"earthquake",
"ESP32",
"seismograph"
] | The Internet has brought us the ability to share data all over the globe, and nearly instantaneously at that. It’s revolutionized the sharing of science across the world, and taking advantage of this global data network is this earthquake display
from [AndyGadget].
The build relies on an ESP32 fitted with an ILI9486 TF... | 1 | 1 | [
{
"comment_id": "6377820",
"author": "Drone",
"timestamp": "2021-09-05T01:54:54",
"content": "This looks cool, but…Before you can download and look at the code for this project you need to sign up for a Forum [1] and flash your ESP32 with something web-based called “Annex RDS”. As it says on the Ann... | 1,760,372,961.856698 | ||
https://hackaday.com/2021/09/03/coaxcopter-to-carry-man/ | Coaxcopter To Carry Man | Danie Conradie | [
"drone hacks",
"News"
] | [
"coaxial",
"drone",
"helicopter",
"redundancy"
] | One of the major perks of all the affordable flight controllers and motors available from the hobby market is that you can really experiment with some crazy aircraft designs. [amazingdiyprojects] is
experimenting with a coaxial helicopter design
, with the goal off possibly using for a manned version in the future. (Vi... | 14 | 4 | [
{
"comment_id": "6377459",
"author": "WereCatf",
"timestamp": "2021-09-03T09:31:07",
"content": "The blurb mentions a couple of advantages, but what would be the disadvantages here? There’s always a trade-off with everything, so surely there are some disadvantages with this approach as well.",
"... | 1,760,372,962.075475 | ||
https://hackaday.com/2021/09/02/pi-pico-emulates-rom-for-speedy-retro-hacking/ | Pi Pico Emulates ROM For Speedy Retro Hacking | Tom Nardi | [
"Microcontrollers",
"Retrocomputing"
] | [
"eeprom",
"emulator",
"eprom",
"pi pico",
"rom"
] | If you’ve ever worked on a system that loads its software from a ROM or EPROM, you know how much of a hassle it can be to make frequent changes to the code. Pulling the chip, flashing it, and sticking it back into the socket each time you change a line isn’t anyone’s idea of a good time. Which is why
[Nick Bild] has co... | 22 | 9 | [
{
"comment_id": "6377442",
"author": "Raspico",
"timestamp": "2021-09-03T07:58:57",
"content": "Next step : build a slightly adjusted raspico DIP40 compatible and replace the CPU itself … (PiStorm…) :-)",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "6377447",... | 1,760,372,962.026308 | ||
https://hackaday.com/2021/09/02/making-web-pages-with-word/ | Making Web Pages With Word? | Chris Lott | [
"Tech Hacks"
] | [
"html",
"HTML conversion",
"Microsoft Word",
"Technical documentation",
"Web pages"
] | If you’ve ever examined the messy HTML that results from doing a
Save As HTML
from Microsoft Word, you can appreciate [Jim Yuill]’s motivation for his
WordWebNav (WWN) project
. [Jim] uses Word to document his technical projects, and wanted an easy way to generate web pages. Not only is Word-generated HTML nearly unrea... | 28 | 12 | [
{
"comment_id": "6377430",
"author": "ubvt",
"timestamp": "2021-09-03T06:17:48",
"content": "Hint: use TeX.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6377495",
"author": "Chris",
"timestamp": "2021-09-03T13:49:42",
"content": "Hi... | 1,760,372,962.261847 | ||
https://hackaday.com/2021/09/02/a-giant-engine-needs-a-giant-engine-stand/ | A Giant Engine Needs A Giant Engine Stand | Lewin Day | [
"Misc Hacks"
] | [
"engine",
"engine stand",
"steel"
] | Engine stands are great to have on hand for when you need to work on an engine outside a vehicle. However, if your engine is particularly large, you might find off-the-shelf solutions difficult to find. [Liebregts] was recently contacted by someone in just such a pickle, who had an 8-litre Bentley engine from 1928 and ... | 9 | 3 | [
{
"comment_id": "6377394",
"author": "Andy Pugh",
"timestamp": "2021-09-02T23:14:42",
"content": "1928? Yeah, I don’t have much to do with that modern stuff :-)",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "6377411",
"author": "Kirby",
"timestamp": "2... | 1,760,372,962.155391 | ||
https://hackaday.com/2021/09/02/extending-bicycle-will-let-you-stand-out-above-the-crowd/ | Extending Bicycle Will Let You Stand Out Above The Crowd | Danie Conradie | [
"Transportation Hacks"
] | [
"bicycle",
"ebike",
"Make It Extreme",
"Pneumatics"
] | Some bicycles are built primarily for practicality, while others are more focused on novel looks. [Make It Extreme]’s latest project, the
extending bicycle
, falls squarely in the latter category.
Built around four custom-machined pneumatic pistons, this electric bike can lift the rider about a meter into the air with ... | 10 | 6 | [
{
"comment_id": "6377395",
"author": "Comedicles",
"timestamp": "2021-09-02T23:38:33",
"content": "A 36 minute Wordless Workshop is four times too much. But the result is outstanding :-)",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6377479",
"autho... | 1,760,372,962.199091 | ||
https://hackaday.com/2021/09/02/a-microcontroller-friendly-ar-headset-on-the-cheap/ | A Microcontroller Friendly AR Headset On The Cheap | Tom Nardi | [
"The Hackaday Prize",
"Wearable Hacks"
] | [
"2021 Hackaday Prize",
"augmented reality",
"IPS display",
"wearable display"
] | Generating the real-time images required for augmented reality (AR) goggles usually requires a fair amount of processing power, to the point that DIY efforts based around the Raspberry Pi often have trouble keeping up. But what if your AR aspirations don’t require fancy high-resolution graphics? If text and the occasio... | 9 | 4 | [
{
"comment_id": "6377428",
"author": "Haq",
"timestamp": "2021-09-03T06:05:47",
"content": "What was the first headset, can anyone tell me the name of it?",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6377441",
"author": "Adrian",
"timestamp... | 1,760,372,962.311984 | ||
https://hackaday.com/2021/09/02/japanese-rocket-engine-explodes-continuously-and-on-purpose/ | Japanese Rocket Engine Explodes: Continuously And On Purpose | Lewin Day | [
"Engine Hacks",
"Hackaday Columns",
"Science",
"Slider"
] | [
"aerospace",
"engine",
"rocket",
"rocket engine",
"rocketry",
"rotating detonation engine",
"science"
] | Liquid-fuelled rocket engine design has largely followed a simple template since the development of the German V-2 rocket in the middle of World War 2. Propellant and oxidizer are mixed in a combustion chamber, creating a mixture of hot gases at high pressure that very much wish to leave out the back of the rocket, gen... | 62 | 20 | [
{
"comment_id": "6377325",
"author": "David Beck",
"timestamp": "2021-09-02T17:47:11",
"content": "Several years ago there was a detonation powered airplane displayed at the experimental aircraft flyin in Oshkosh Wisconsin. The plane used part of a car motor and a series of tuned pipes to create reo... | 1,760,372,962.408245 | ||
https://hackaday.com/2021/09/03/arduino-measures-20v-signals-using-quantizer/ | Arduino Measures 20V Signals Using Quantizer | Chris Lott | [
"Arduino Hacks"
] | [
"A/D",
"adc resolution",
"arduino",
"quantizer"
] | Canadian electronics geek and nascent YouTuber [Technoyaki] wanted to measure 20 volt signals on his Arduino. One might typically use a voltage divider to knock them down to the 5 volt range of the Arduino’s 10-bit A/Ds. But he isn’t one to take the conventional approach. Instead of using two resistors, [Technoyaki] de... | 25 | 14 | [
{
"comment_id": "6377604",
"author": "Arthur Mezins",
"timestamp": "2021-09-03T21:04:15",
"content": "Resolution and accuracy are not the same. You claim to use 5% resistors to make “differential” amplifiers for the front end, but gain accurate diff amps need something like 0.1% or better resistor “... | 1,760,372,962.472909 | ||
https://hackaday.com/2021/09/03/wearable-scope-lets-your-fingers-do-the-probing/ | Wearable Scope Lets Your Fingers Do The Probing | Tom Nardi | [
"The Hackaday Prize",
"Wearable Hacks"
] | [
"2021 Hackaday Prize",
"digital Oscilloscope",
"nRF5340",
"oscilloscope",
"wearable"
] | For frantic hacking sessions where seconds count, this
forearm mounted oscilloscope with fingertip probes built by [aniketdhole]
might be just what you need. Well, maybe. It’s not immediately clear
why
you might want to wear an oscilloscope on your arm, and sticking your fingers inside of powered up electronic devices ... | 14 | 6 | [
{
"comment_id": "6377566",
"author": "12L14",
"timestamp": "2021-09-03T18:51:44",
"content": "scary…",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6377567",
"author": "purplepeopleated",
"timestamp": "2021-09-03T18:59:31",
"content":... | 1,760,372,962.522533 | ||
https://hackaday.com/2021/09/03/troubleshooting-a-method-for-solving-problems-the-right-way/ | Troubleshooting: A Method For Solving Problems The Right Way | Ryan Flowers | [
"Featured",
"Lifehacks",
"Skills"
] | [
"adam savage",
"notes",
"problem solving",
"scientific method",
"sherlock holmes",
"shotgun approach",
"troubleshooting",
"troubleshooting method"
] | We’ve all experienced that magic moment when, after countless frustrating hours of experimentation and racking your brain, the object of our attention starts working. The 3D printer finally produces good output. The hacked up laptop finally boots. The car engine finally purrs. The question is, do we know why it started... | 48 | 20 | [
{
"comment_id": "6377551",
"author": "Sobigy",
"timestamp": "2021-09-03T17:29:34",
"content": "Great Article – Thanks for the write up. I’m actually going to share this with a few colleagues.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6377634",
"... | 1,760,372,963.433929 | ||
https://hackaday.com/2021/09/03/hackaday-podcast-134-hackers-camping-metal-detecting-360-hearing-and-pocket-computing/ | Hackaday Podcast 134: Hackers Camping, Metal Detecting, 360° Hearing, And Pocket Computing | Mike Szczys | [
"Hackaday Columns",
"Podcasts"
] | [
"Hackaday Podcast"
] | Hackaday editors Elliot Williams and Mike Szczys are joined by contributing editor Jenny List to talk about her adventure at Born Hack last week. We also discuss the many capacitor values that go into regen receivers, the quest for a Raspberry Pi handheld that includes a slide-out keyboard, and how capacitive touch mig... | 1 | 1 | [
{
"comment_id": "6379017",
"author": "Opossumax",
"timestamp": "2021-09-09T15:49:25",
"content": "The biggest advantage to having a sensor probe the bed is if you have a warped print bed like mine you can have the firmware automatically compensate for it.The other advantage is using different bed ma... | 1,760,372,962.568458 | ||
https://hackaday.com/2021/09/03/the-bornhack-badge-gets-a-bubble/ | The BornHack Badge Gets A Bubble | Jenny List | [
"Robots Hacks"
] | [
"badgelife",
"silicone",
"soft robotics"
] | In a year of semiconductor shortages it’s a difficult task to deliver an electronic conference badge, so this year’s BornHack camp in Denmark had an SAO prototyping board as its badge. Some people made blinkies with theirs, but that wasn’t enough for [Inne] who had to go a step further with
a light-up pneumatic bubble ... | 2 | 2 | [
{
"comment_id": "6377541",
"author": "Ren",
"timestamp": "2021-09-03T16:54:53",
"content": "“it was an unnervingly organic effect, if there’s an uncanny valley of badges this is it.”My reaction as well, just from looking at the Title Photo!",
"parent_id": null,
"depth": 1,
"replies": []
... | 1,760,372,962.63442 | ||
https://hackaday.com/2021/09/03/this-week-in-security-ransomware-decryption-openssl-and-usbgadget-spoofing/ | This Week In Security: Ransomware Decryption, OpenSSL, And USBGadget Spoofing | Jonathan Bennett | [
"Hackaday Columns",
"News",
"Security Hacks"
] | [
"keyfob",
"openssl",
"This Week in Security"
] | We’ve covered a lot of ransomware here, but we haven’t spent a lot of time looking at the decryptor tools available to victims. When ransomware gangs give up, or change names, some of them release a decryption tool for victims who haven’t paid. It’s not really a good idea to run one of those decryptors, though. The pub... | 8 | 2 | [
{
"comment_id": "6377524",
"author": "Brian",
"timestamp": "2021-09-03T15:53:03",
"content": "” …can confirm that at the very least, the FBI in the US are very interested in keeping track of the various ransomware attacks”Can you write about your direct experiences with FBI people? Did you consider ... | 1,760,372,962.925196 | ||
https://hackaday.com/2021/09/03/bartop-arcade-machine-that-isnt-afraid-of-change/ | Bartop Arcade Machine That Isn’t Afraid Of Change | Matthew Carlson | [
"Games",
"Peripherals Hacks"
] | [
"arcade",
"bar top",
"barcader",
"bartop",
"cnc",
"diy engineering",
"Fusion 360",
"retropie"
] | Arcade machines have a distinct look and feel with large imposing cabinets and smaller bartop machines that try to keep the look and feel of a traditional upright arcade cabinet while taking up less space. An entirely new aesthetic has been given for this
engineering marvel of a bartop arcade that [DIY Engineering] has... | 24 | 9 | [
{
"comment_id": "6377476",
"author": "Hue",
"timestamp": "2021-09-03T11:25:29",
"content": "All that time, money, and effort invested, and he’s running a raspberry pi? Dang.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6377525",
"author": "josephsl... | 1,760,372,963.028428 | ||
https://hackaday.com/2021/09/02/perusing-the-peoples-computing-company/ | Perusing The People’s Computing Company | Chris Lott | [
"Retrocomputing"
] | [
"archives",
"People's Computer Company"
] | If you are a certain age, you might recall the
People’s Computing Company
(PCC) from the 1970s. It was not really a company, but rather a folksy computer newsletter in the visual style of the times. In the first issue, published in October 1972, founders Dennis Allison, Bob Albrecht and George Firedrake explained their... | 10 | 8 | [
{
"comment_id": "6377307",
"author": "Old Codger",
"timestamp": "2021-09-02T15:37:29",
"content": "Running light without overbyte! I miss Dr. Dobbs.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6377330",
"author": "Valéry S.",
"timestamp": ... | 1,760,372,962.968843 | ||
https://hackaday.com/2021/09/02/pining-for-a-de-googled-smartphone/ | Pining For A De-Googled Smartphone | Bryan Cockfield | [
"Featured",
"Interest",
"Phone Hacks",
"Slider"
] | [
"android",
"degoogle",
"linux",
"mobian",
"open source",
"pinephone",
"privacy",
"ubuntu touch"
] | Last summer in the first swings of the global pandemic, sitting at home finally able to tackle some of my electronics projects now that I wasn’t wasting three hours a day commuting to a cubicle farm, I found myself ordering a new smartphone. Not the latest Samsung or Apple offering with their boring, predictable UIs, t... | 89 | 39 | [
{
"comment_id": "6377276",
"author": "Greg A",
"timestamp": "2021-09-02T14:28:02",
"content": "when i read that he found it usable, i was already impressed. but when i read that he found it usable despite being the kind of guy who polls for updates instead of adding DTMF to the dialer app himself, ... | 1,760,372,963.239932 | ||
https://hackaday.com/2021/09/02/google-maps-now-on-the-nes/ | Google Maps, Now On The NES | Lewin Day | [
"Misc Hacks"
] | [
"google maps",
"nes",
"nintendo"
] | Many years ago, Google created one of its famous April Fools jokes suggesting it would make an 8-bit version of Google Maps for the original Nintendo Entertainment System. [ciciplusplus] decided it needed to become a reality, however,
and set to work.
(Video, embedded below.)
It’s a suitably blocky, low-resolution impl... | 8 | 8 | [
{
"comment_id": "6377242",
"author": "Abe",
"timestamp": "2021-09-02T12:20:08",
"content": "Perhaps If Mario had this he wouldn’t have had to search every other castle.",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "6377259",
"author": "derpa",
"timest... | 1,760,372,963.072688 | ||
https://hackaday.com/2021/09/02/neat-little-airboat-built-from-old-drone-parts/ | Neat Little Airboat Built From Old Drone Parts | Lewin Day | [
"3d Printer hacks"
] | [
"air boat",
"airboat",
"FPV"
] | Multirotor drones tend to need quality and well-matched parts in order to stay balanced and in the air. However, crash enough drones and you might find you’ve got plenty of mistmatched bits and pieces lying around. In just this vein, [Jason Suter] decided to raid his junk box and
built himself a little FPV airboat usin... | 3 | 2 | [
{
"comment_id": "6377265",
"author": "baz",
"timestamp": "2021-09-02T13:53:22",
"content": "Nice. Looks like the sort of fun build I could tackle with the kids. Colour me inspired",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "6377472",
"author": "der-Fric... | 1,760,372,963.109291 | ||
https://hackaday.com/2021/09/01/upgrade-board-adds-gpio-pins-to-your-replica-pdp-11/ | Upgrade Board Adds GPIO Pins To Your Replica PDP-11 | Tom Nardi | [
"Raspberry Pi",
"Retrocomputing"
] | [
"gpio",
"gpio expander",
"i2c",
"pdp-11",
"PiDP-11/70"
] | Like many Hackaday readers, [Steven Stallion] has had his eyes on the replica PDP-11 created by [Oscar Vermeulen] for some time now, and this summer he finally got the opportunity to build one himself. But while most owners might be content to just watch the Raspberry Pi based faux-retro computer blink away on a shelf,... | 10 | 6 | [
{
"comment_id": "6377176",
"author": "mmmdee",
"timestamp": "2021-09-02T06:29:55",
"content": "Good job on the project. In a prior career, I worked with PDP 11/34s running Unix System III and RSX. Modified a driver for IEEE-488 and remember discovering the FUBAR device register (Failed UniBus Addres... | 1,760,372,963.34487 | ||
https://hackaday.com/2021/09/01/detect-lightning-strikes-with-an-arduino/ | Detect Lightning Strikes With An Arduino | Bryan Cockfield | [
"Radio Hacks"
] | [
"am",
"analog",
"arduino",
"detection",
"galvanometer",
"lightning",
"nano",
"radio",
"sensitivity",
"TA7642"
] | Lightning is a powerful and seemingly mysterious force of nature, capable of releasing huge amounts of energy over relatively short times and striking almost at random. Lightning obeys the laws of physics just like anything else, though, and with a little bit of technology some of its mysteries can be unraveled. For on... | 20 | 13 | [
{
"comment_id": "6377146",
"author": "Greg A",
"timestamp": "2021-09-02T02:55:54",
"content": "you may also enjoy lightningmaps.org. the best feature is that it shows the shockwave expanding at the speed of sound so once you calibrate for the delay, you can tell roughly which strike you are hearing ... | 1,760,372,963.296282 | ||
https://hackaday.com/2021/09/01/measuring-led-flicker-with-phototransistor-and-audio-app/ | Measuring LED Flicker, With Phototransistor And Audio App | Donald Papp | [
"LED Hacks"
] | [
"flicker",
"led bulb",
"light bulb",
"photosensor",
"phototransistor"
] | No one likes a flickering light source, but lighting is often dependent on the quality of a building’s main AC power. Light intensity has a close relation to the supply voltage, but bulb type plays a role as well. Incandescent and fluorescent bulbs do not instantly cease emitting the instant power is removed, allowing ... | 26 | 9 | [
{
"comment_id": "6377097",
"author": "Eric Weatherby",
"timestamp": "2021-09-01T23:12:01",
"content": "It’s brilliant in its simplicity!",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6377112",
"author": "Hirudinea",
"timestamp": "2021-09-02T... | 1,760,372,963.495999 | ||
https://hackaday.com/2021/08/31/better-3d-scans-through-a-slowed-down-turntable/ | Better 3D Scans Through A Slowed Down Turntable | Tom Nardi | [
"digital cameras hacks",
"Tool Hacks"
] | [
"3d scanner",
"3d scanning",
"stepper motor controller",
"turntable"
] | 3D scanners aren’t cheap, and the last thing you want to see after purchasing one is bad data. But that’s what [Dave Does] and others were getting from their Revopoint POP scanners until some communal brainstorming uncovered the reason: the motorized turntable that came with the Kickstarter edition of the product was s... | 6 | 3 | [
{
"comment_id": "6376712",
"author": "Steven Naslund",
"timestamp": "2021-08-31T18:24:17",
"content": "Looks like Revopoint cheaped out there. Would be best if the scanning software advanced the turntable as it mapped the object. Simple to map objects could be faster and more complex objects could... | 1,760,372,963.543929 | ||
https://hackaday.com/2021/08/31/linux-fu-user-space-file-systems-now-for-windows-too/ | Linux Fu: User Space File Systems — Now For Windows, Too! | Al Williams | [
"Hackaday Columns",
"Linux Hacks",
"Slider"
] | [
"fuse",
"linux",
"Linux Fu",
"windows"
] | One of the nice things about the Unix philosophy that Linux inherited is that the filesystem is very modular. That’s good, too, because a typical system might want a choice of filesystems like
ext4
,
reiserfs
,
btrfs
, and even network systems like
nfs
. Besides that, there are fake file systems like
/sys
and
/dev
that... | 15 | 6 | [
{
"comment_id": "6376670",
"author": "daniel",
"timestamp": "2021-08-31T14:29:02",
"content": "I’d love to have unionfs-fuse on windows.There is an endless list of of badly designed corporate tools that use hard coded path names",
"parent_id": null,
"depth": 1,
"replies": []
},
{
... | 1,760,372,963.666496 | ||
https://hackaday.com/2021/08/31/motorola-68000-sbc-runs-again-with-a-raspberry-pi-on-top/ | Motorola 68000 SBC Runs Again With A Raspberry Pi On Top | Robin Kearey | [
"classic hacks",
"Retrocomputing"
] | [
"68k",
"raspberry pi",
"SBC",
"serial port"
] | Single-board computers have been around a long time: today you might be using a Raspberry Pi, an Arduino, or an ESP32, but three decades ago you might find yourself programming a KIM-1, an Intel SDK-85, or a Motorola 68000 Educational Computer Board. These kind of boards were usually made by processor manufacturers to ... | 30 | 9 | [
{
"comment_id": "6376643",
"author": "Osgeld",
"timestamp": "2021-08-31T12:20:29",
"content": "connects computer to RS232 port, makes box",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6376710",
"author": "Eric",
"timestamp": "2021-08-31T18:1... | 1,760,372,963.615437 | ||
https://hackaday.com/2021/08/31/small-footprint-scara-laser-engraver-has-massive-build-area/ | Small Footprint Scara Laser Engraver Has Massive Build Area | Danie Conradie | [
"Robots Hacks"
] | [
"3d printed",
"how to mechatronics",
"laser engraver",
"scara"
] | One of the limitations of the conventional Cartesian CNC platforms is that the working area will usually be smaller than its footprint. SCARA arms are one of the options to get around this, as demonstrated by [How To Mechatronics], with his
SCARA laser engraver
.
This robot arm is modified from the original build we fe... | 22 | 8 | [
{
"comment_id": "6376600",
"author": "norro211",
"timestamp": "2021-08-31T08:04:56",
"content": "You should point out how reckless it is not to have it in an enclosure.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6376607",
"author": "Foldi-One",
... | 1,760,372,963.725478 | ||
https://hackaday.com/2021/08/30/criss-cp-m-provides-modern-hardware-for-a-classic-os/ | CRISS CP/M Provides Modern Hardware For A Classic OS | Robin Kearey | [
"Retrocomputing"
] | [
"ATmega 1284P",
"AVR",
"CP/M",
"z80"
] | Today you might choose run Windows, Linux, MacOS or some other OS on your computer. Back in the 1980s however, you generally had little choice: a certain home computer came with a certain OS, and that was it. If yours was based on a Z80 processor, chances are it ran CP/M. While differences in hardware often made direct... | 30 | 11 | [
{
"comment_id": "6376578",
"author": "Michael Black",
"timestamp": "2021-08-31T05:04:17",
"content": "In 1984 I got a Radio Shack Color Computer, specifically because it could run Microware OS-9. The closest thing to Unix I could afford.",
"parent_id": null,
"depth": 1,
"replies": [
... | 1,760,372,963.86884 | ||
https://hackaday.com/2021/08/30/printing-ceramics-made-easier/ | Printing Ceramics Made Easier | Al Williams | [
"3d Printer hacks",
"Science"
] | [
"3d printing",
"ceramic",
"TPU"
] | Creating things with ceramics is nothing new — people have done it for centuries. There are ways to 3D print ceramics, too. Well, you typically 3D print the wet ceramic and then fire it in a kiln. However, recent research is proposing
a new way to produce 3D printed ceramics
. The idea is to print using TPU which is in... | 3 | 3 | [
{
"comment_id": "6376561",
"author": "Osgeld",
"timestamp": "2021-08-31T02:49:27",
"content": "if you want a ceramic poo I am sure there are easier way’s",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "6376761",
"author": "Matt",
"timestamp": "2021-08-3... | 1,760,372,963.909833 | ||
https://hackaday.com/2021/08/30/chordie-chording-keyboard-speaks-no-qwerty/ | Chordie Chording Keyboard Speaks No Qwerty | Kristina Panos | [
"Peripherals Hacks"
] | [
"asetniop",
"chording",
"chording keyboard",
"Kailh chocs"
] | What is the fastest way to get thoughts out of your brain and into relative permanence? Well, yeah, probably a voice recorder. But after voice recorders comes typing in a distant second. Typing, especially QWERTY-style, has its limitations. The holy grail method it comes to typing quickly has got to be a chording keybo... | 12 | 8 | [
{
"comment_id": "6376574",
"author": "Hamish",
"timestamp": "2021-08-31T04:20:21",
"content": "Cool keyboard! Love the split trackball design. Minor quibble with the article: ASETNIOP keyboards and other chorded keyboards that output a single character per chord are generally slower than traditional... | 1,760,372,964.596741 | ||
https://hackaday.com/2021/09/01/arms-chinese-venture-goes-sour/ | ARM’s Chinese Venture Goes Sour | Jenny List | [
"ARM"
] | [
"arm",
"china",
"semiconductors"
] | We’re used by now to many of the more capable microcontrollers and systems-on-chip that we use having an ARM core at their heart. From its relatively humble beginings in a 1980s British home computer, the RISC processor architecture from Cambridge has transformed itself into the go-to power-sipping yet powerful core fo... | 69 | 17 | [
{
"comment_id": "6377037",
"author": "vib",
"timestamp": "2021-09-01T20:06:40",
"content": "Bah, they should put their forces behind RISC-V instead of stealing a soon outdated ARM core IP",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6377058",
"auth... | 1,760,372,964.439375 | ||
https://hackaday.com/2021/09/01/see-the-unseen-with-this-magnetic-field-visualizer/ | See The Unseen With This Magnetic Field Visualizer | Tom Nardi | [
"The Hackaday Prize",
"Tool Hacks"
] | [
"2021 Hackaday Prize",
"e-paper",
"electronic paper",
"magnetic field"
] | The average Hackaday reader likely knows, at least in the academic sense, what a magnetic field looks like. But as the gelatinous orbs in our skull can perceive only a tiny fraction of the EM spectrum, we have to take those textbook diagrams at face value. That is, unless you’ve got
one of these nifty magnetic field vi... | 8 | 3 | [
{
"comment_id": "6377029",
"author": "tomás zerolo",
"timestamp": "2021-09-01T19:44:13",
"content": "When I was a kid we used to visualise that with iron filings on a piece of paper. A mighty multiprocessor cluster, I tell you!",
"parent_id": null,
"depth": 1,
"replies": [
{
... | 1,760,372,964.120005 | ||
https://hackaday.com/2021/09/01/so-how-does-a-rocket-fly-sideways-anyway/ | So HowDoesA Rocket Fly Sideways, Anyway? | Tom Nardi | [
"Current Events",
"Hackaday Columns",
"Slider",
"Space"
] | [
"Astra",
"avionics",
"commercial space",
"failure",
"guidance system",
"rocket engine",
"thrust"
] | It’s often said that getting into orbit is less about going up, and more about going sideways very fast. So in that sense,
the recent launch conducted by aerospace startup Astra
could be seen as the vehicle simply getting the order of operations wrong. Instead of going up and then burning towards the horizon, it made a... | 43 | 15 | [
{
"comment_id": "6376974",
"author": "RichC",
"timestamp": "2021-09-01T17:12:51",
"content": "As Scott Manley pointed out, it was lucky that the left the gate to the launch complex open, as it looks like the rocket managed to manoeuvrer through the gap in the fence.",
"parent_id": null,
"dep... | 1,760,372,964.216016 | ||
https://hackaday.com/2021/09/01/big-f-key-to-pay-big-respects/ | Big ‘F’ Key To Pay Big Respects | Kristina Panos | [
"3d Printer hacks",
"Peripherals Hacks"
] | [
"arduino",
"F",
"Gateron",
"gateron red"
] | So your ally was slain. Your comrade has fallen. And somehow, that capital F coming from that tiny key is supposed to convey your respect? Please. What you need is a giant, dedicated F key that matches the size of your respect.
And [Jaryd_Giesen] is gonna teach you how to build your own
. Well, kind of. Between the Thi... | 7 | 3 | [
{
"comment_id": "6376987",
"author": "Jan",
"timestamp": "2021-09-01T17:35:42",
"content": "well… this one made my day!Brilliant! Thanks for posting.",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "6377013",
"author": "josephsleary",
"timestamp": "2021-... | 1,760,372,964.999519 | ||
https://hackaday.com/2021/09/01/the-postmortem-password-problem/ | The Postmortem Password Problem | Eric Evenchick | [
"Featured",
"Interest",
"Original Art",
"Security Hacks"
] | [
"passwords",
"security"
] | Death and passwords: two things we just can’t avoid. With so much of our lives tied up in cloud services nowadays, there’s good reason to worry about what happens to these accounts if we drop dead tomorrow. For many of us, important documents, photos, financial information and other data will be locked behind a login p... | 82 | 37 | [
{
"comment_id": "6376897",
"author": "HiroProtagonist",
"timestamp": "2021-09-01T14:18:17",
"content": "Not a problem here, I simply do not exist. Other than a near empty Linkedin there is nothing about me. I am literally just pseudonyms on the net. And I don’t see a reason to let anyone log into my... | 1,760,372,964.338222 | ||
https://hackaday.com/2021/09/01/new-part-day-dlp300s-the-next-big-thing-for-low-cost-resin-printing/ | New Part Day: DLP300s The Next Big Thing For Low Cost Resin Printing? | Dave Rowntree | [
"3d Printer hacks"
] | [
"3d printing",
"3D resin printer",
"Anycubic Photon",
"DLP printer",
"texas instruments"
] | The majority of non-SLA resin 3D printers, certainly at the hacker end of the market, are most certainly LCD based. The SLA kind, where a ultraviolet laser is scanner via galvanometers over the build surface, we shall consider no further in this article.
What we’re talking about are the machines that shine a bright ult... | 73 | 18 | [
{
"comment_id": "6376839",
"author": "vib",
"timestamp": "2021-09-01T11:28:05",
"content": "2, 4, 8k pixels count, that´s a such a pixel “proliferance” of a few thousands…",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "6376840",
"author": "Bob",
"times... | 1,760,372,964.546457 | ||
https://hackaday.com/2021/09/01/test-for-3d-printer-runaway/ | Test For 3D Printer Runaway | Al Williams | [
"3d Printer hacks"
] | [
"3d printing",
"fire hazard",
"safety",
"thermistor"
] | A few 3D printers have had a deserved reputation for bursting into flames. Most — but apparently not all — printers these days has firmware that will detect common problems that can lead to a fire hazard. If you program your own firmware, you can check to see if you have the protection on, but what if you have a printe... | 22 | 5 | [
{
"comment_id": "6376833",
"author": "mark",
"timestamp": "2021-09-01T10:33:09",
"content": "so I have added a smoke alarm beside my printer.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6376865",
"author": "Spot",
"timestamp": "2021-09-01T... | 1,760,372,964.653838 | ||
https://hackaday.com/2021/08/30/impromptu-metal-detector-built-from-the-junk-bin/ | Impromptu Metal Detector Built From The Junk Bin | Tom Nardi | [
"Parts",
"Tool Hacks"
] | [
"555 timer",
"broom handle",
"coil",
"diy metal detector",
"metal detector",
"salvage"
] | Have you ever found yourself suddenly in need of finding a small metal object hidden in the woods? No? Well, neither have we. But we can’t say the same thing for [zaphod], who’s family was hoping to settle a dispute by finding the surveyor stakes that marked the corners of their property. It was a perfect job for a met... | 12 | 8 | [
{
"comment_id": "6376509",
"author": "Jan",
"timestamp": "2021-08-30T20:12:50",
"content": "Cool build, i like the concept of using “scrap” for parts. And the used parts used are so recognizable that build is a joy to look at.",
"parent_id": null,
"depth": 1,
"replies": []
},
{
... | 1,760,372,964.70549 | ||
https://hackaday.com/2021/08/30/capacitive-mouse-built-for-a-friend-makes-for-a-touching-tale/ | Capacitive Mouse Built For A Friend Makes For A Touching Tale | Kristina Panos | [
"Peripherals Hacks",
"The Hackaday Prize"
] | [
"2021 Hackaday Prize",
"capacitive touch",
"mouse",
"TTP223"
] | Those tiny switches inside your mouse may be rated for 50 million clicks or more, but your fingers will likely wear out much sooner than that. Trust us — mouse arm and/or hand fatigue is no fun at all. If you’ve never had the displeasure, just try to imagine not being able to click or move the mouse around without extr... | 26 | 10 | [
{
"comment_id": "6376482",
"author": "tekkieneet",
"timestamp": "2021-08-30T18:49:12",
"content": ">Those tiny switches inside your mouse may be rated for 50 million clicks or moreMight want to catch up than making things up. That’s not what people found out IRL. The switches prematurely fail beca... | 1,760,372,964.767435 | ||
https://hackaday.com/2021/08/30/fusion-ignition-what-does-the-nifs-1-3-mj-yield-mean-for-fusion-research/ | Fusion Ignition: What Does The NIF’s 1.3 MJ Yield Mean For Fusion Research? | Maya Posch | [
"Current Events",
"Featured",
"News",
"Science",
"Slider"
] | [
"inertial confinement fusion",
"llnl",
"national ignition facility",
"nif",
"nuclear fusion"
] | Earlier this month, Lawrence Livermore National Laboratory (LLNL) announced to the world that they had achieved a
record 1.3 MJ yield
from a fusion experiment at their National Ignition Facility (NIF). Yet what does this mean, exactly? As their press release notes, the main advancement of these results will go towards ... | 37 | 10 | [
{
"comment_id": "6376478",
"author": "Zerg",
"timestamp": "2021-08-30T18:25:01",
"content": "Fusion research seems to be nothing but a works programs\\ for turbo nerds. Year after year we here “in five more yearsL",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id"... | 1,760,372,964.850999 | ||
https://hackaday.com/2021/08/30/regen-receiver-with-few-parts/ | Regen Receiver With Few Parts | Al Williams | [
"Radio Hacks"
] | [
"radio",
"regenerative radio"
] | We like regenerative receivers. They perform well and they are dead simple to create. Example? [Radio abUse] modified a few existing designs and built
a one-transistor receiver
. Well, one transistor if you don’t count the dozens that are probably on the audio amplifier IC, but we won’t quibble. You can watch a video a... | 22 | 14 | [
{
"comment_id": "6376450",
"author": "Michael Black",
"timestamp": "2021-08-30T16:48:25",
"content": "Actually, when regens were king, kicking them into oscillation was often important. You needed that if receiving morse code, the oscillation beating the incoming signal down to audio. When oscilla... | 1,760,372,967.05761 | ||
https://hackaday.com/2021/08/30/3d-printering-is-hassle-free-bed-leveling-finally-here/ | 3D Printering: Is Hassle-Free Bed Leveling Finally Here? | Donald Papp | [
"3d Printer hacks",
"Featured",
"Hackaday Columns",
"Slider"
] | [
"3d printer",
"3D Printering",
"bed leveling",
"first layer calibration",
"load cell",
"print bed",
"strain gauge",
"tramming"
] | 3D printers have come a long way over the past several years, but the process of bed leveling remains a pain point. Let’s take a look at the different ways the problem has been tackled, and whether recent developments have succeeded in automating away the hassle.
Anycubic Vyper, with an auto-leveling feature we decided... | 72 | 32 | [
{
"comment_id": "6376387",
"author": "amenjet",
"timestamp": "2021-08-30T14:05:38",
"content": "The Fisher delta printer has always had bed leveling, one click of the GUI and it does it. I’ve not used anything else on this printer.",
"parent_id": null,
"depth": 1,
"replies": [
{
... | 1,760,372,967.005314 | ||
https://hackaday.com/2021/08/30/hacker-claims-honda-and-acura-vehicles-vulnerable-to-simple-replay-attack/ | Hacker Claims Honda And Acura Vehicles Vulnerable To Simple Replay Attack | Lewin Day | [
"car hacks"
] | [
"acura",
"Honda",
"key fob",
"keyfob",
"replay attack",
"rolling code"
] | Keyless entry has become a standard feature on virtually all cars, where once it was a luxury option. However, it’s also changed the way that thieves approach the process of breaking into a car. After recent research, [HackingIntoYourHeart] claims that many modern Honda and Acura vehicles can be accessed with a simple ... | 25 | 10 | [
{
"comment_id": "6376342",
"author": "Cogidubnus Rex",
"timestamp": "2021-08-30T11:54:00",
"content": "Regarding the ‘traditional’ keyless entry attacks with range extenders, how hard would it be to implement a check on the RTT of the comms between car and (relay) key?Timing would be tight and likel... | 1,760,372,966.847292 | ||
https://hackaday.com/2021/08/30/raspberry-pi-and-esp32-s2-team-up-for-mutantc_v4/ | Raspberry Pi And ESP32-S2 Team Up For MutantC_V4 | Tom Nardi | [
"handhelds hacks",
"Linux Hacks"
] | [
"handheld",
"mutantC",
"qwerty",
"slider",
"umpc"
] | Back in 2019 we first came across the mutantC, an open source 3D printable Raspberry Pi handheld created by [rahmanshaber] that took more than a little inspiration from Sony’s VAIO ultra-mobile PCs (UMPCs) from the early 2000s. It was an impressive first effort, but it clearly had a long way to go before it could reall... | 12 | 7 | [
{
"comment_id": "6376306",
"author": "airbass",
"timestamp": "2021-08-30T09:11:37",
"content": "Great work, big kudos!",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "6376315",
"author": "Andrew",
"timestamp": "2021-08-30T10:06:45",
"content": "Yes,... | 1,760,372,966.705198 | ||
https://hackaday.com/2021/08/31/building-a-hundred-year-old-radio-transmitter/ | Building A Hundred-Year-Old Radio Transmitter | Jenny List | [
"Radio Hacks"
] | [
"1BCG",
"amateur radio",
"transmitter"
] | Our Hackaday team is spread across the world, but remains in easy contact through the magic of the Internet. A number of us hold amateur radio callsigns, so could with a bit of effort and expenditure do the same over the airwaves. A hundred years ago this would have seemed barely conceivable as amateurs were restricted... | 12 | 6 | [
{
"comment_id": "6376815",
"author": "2ftg",
"timestamp": "2021-09-01T08:05:59",
"content": "Damn, that’s some proper power from a free running oscillator.I hope they span the Atlantic with it!",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "6376834",
"auth... | 1,760,372,967.24864 | ||
https://hackaday.com/2021/08/31/one-wood-ring-to-rule-them-all/ | One Wood Ring To Rule Them All | Danie Conradie | [
"Art"
] | [
"lord of the rings",
"segmented wood turning",
"woodworking"
] | [Olivier Gomis] did not have access to the fires of Mount Doom to forge a
large replica of the One Ring
, so he had to settle for patience, maple, and a wood lathe. It does have the added convenience of not needing to fire to expose its true nature, just angry pixies from a wall socket.
[Olivier] made the ring in separ... | 3 | 3 | [
{
"comment_id": "6376824",
"author": "Nitpicker Smartyass",
"timestamp": "2021-09-01T08:49:14",
"content": "Beautiful!If you WANT critics, well, the only thing I can say is – why replicate something so “mundane” since you have the skills to create something unique and of your own. Then again … it’s ... | 1,760,372,966.740382 | ||
https://hackaday.com/2021/08/31/3d-printing-your-own-sturdy-lens-caps/ | 3D Printing Your Own Sturdy Lens Caps | Lewin Day | [
"digital cameras hacks"
] | [
"dslr",
"lens",
"lens cap"
] | Lens caps are important for protecting expensive camera lenses from damage. Dust, grit, and other nasty things will all quickly spoil the quality of a shot, and can even permanently damage a lens if you’re unlucky. However, lens caps are also lost quite easily. Thus, it’s useful to be able to make your own, and
[DSLR C... | 13 | 7 | [
{
"comment_id": "6376771",
"author": "rpavlik",
"timestamp": "2021-08-31T23:07:10",
"content": "Ooh, I like the built in label, and will have to look into the spring feature too.",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "6376801",
"author": "tehmwak",... | 1,760,372,966.891823 | ||
https://hackaday.com/2021/08/31/simple-tactile-drawing-pad-is-quite-impressive/ | Simple Tactile Drawing Pad Is Quite Impressive | Kristina Panos | [
"The Hackaday Prize"
] | [
"2021 Hackaday Prize"
] | Everyone needs to be able to communicate and express themselves, even people with blindness or low vision. Embossing paper with some kind of stylus is a popular, low-tech option, but there’s one big problem: pressing paper from the top leaves a dent, and so letters have to either be written backwards or else felt-read ... | 5 | 5 | [
{
"comment_id": "6376731",
"author": "Foldi-One",
"timestamp": "2021-08-31T20:16:30",
"content": "Interesting, don’t know anybody with similar problems to know if it would really be helpful to them, but it sounds like a good idea.I wonder if perhaps the user experience would be better if they moved ... | 1,760,372,966.789293 | ||
https://hackaday.com/2021/08/31/calculate-like-its-1989-with-this-hp15c-emulator/ | Calculate Like It’s 1989 With This HP15C Emulator | Dan Maloney | [
"The Hackaday Prize"
] | [
"15C",
"2021 Hackaday Prize",
"atmega328",
"calculator",
"emulator",
"hewlett packard",
"programmable",
"scientific"
] | Back in the day, your choice of calculator said a lot about your chops, and nothing made a stronger statement than the legendary Hewlett-Packard Voyager series of programmable calculators. From the landscape layout to the cryptic keycaps to the Reverse Polish Notation, everything about these calculators spoke to a seri... | 41 | 19 | [
{
"comment_id": "6376715",
"author": "mrehorst",
"timestamp": "2021-08-31T18:57:20",
"content": "Very cool! I have a 15C that’s my daily driver since 1982. I recently replaced the batteries for only the third time since I got it. The keyboard is still perfect, unlike my POS HP49G+ that failed in abo... | 1,760,372,967.20197 | ||
https://hackaday.com/2021/08/31/reporting-from-bornhack-2021-hacker-camps-making-it-through-the-pandemic/ | Reporting From BornHack 2021: Hacker Camps Making It Through The Pandemic | Jenny List | [
"cons",
"Featured",
"Slider"
] | [
"BornHack",
"COVID",
"hacker camps"
] | In a normal summer we would be spoiled for choice here in Europe when it came to our community’s events, with one big camp and a host of smaller ones near and far. Only the most hardcore of travelers manage to make it to all of them, but it’s usually possible to take in at least one or two over the season. But of cours... | 14 | 6 | [
{
"comment_id": "6376708",
"author": "Ren",
"timestamp": "2021-08-31T18:02:36",
"content": "Thank you for the report.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6376709",
"author": "Ren",
"timestamp": "2021-08-31T18:04:01",
"conte... | 1,760,372,967.12417 | ||
https://hackaday.com/2021/08/31/ten-winners-of-the-hackaday-prize-supportive-tech-challenge/ | Ten Winners Of The Hackaday Prize Supportive Tech Challenge | Mike Szczys | [
"contests",
"Slider",
"The Hackaday Prize"
] | [
"2021 Hackaday Prize",
"supportive tech"
] | Congratulations to the ten projects that have been selected to receive $500, and continue to the finals of the 2021 Hackaday Prize! Each of these are a different take on the
Reimagine Supportive Tech Challenge
that sought ways to make great hardware ideas work for more people.
Ebooks have made it possible for everyone ... | 5 | 4 | [
{
"comment_id": "6376706",
"author": "Afreez",
"timestamp": "2021-08-31T17:43:52",
"content": "Thanks so much! Mini pupper Kickstarter campaign will go live soon, if you have any questions, pelease join our facebook group, thanks!Facebook grouphttps://www.facebook.com/groups/519009562699751",
"p... | 1,760,372,967.350917 | ||
https://hackaday.com/2021/08/29/__trashed-23/ | 1949 Gyroscope Spins Up Again | Al Williams | [
"Misc Hacks"
] | [
"gyro",
"gyroscope"
] | [Curious Marc] has an Apollo-era gyroscope but isn’t quite ready to put it through this paces without some practice. So he borrowed a 1949 vintage
Sperry C5 gyro
and did some experiments with it using a 3-phase power supply he plans to use on the other gyro.
There is a little bit of troubleshooting and a lot of gorgeou... | 10 | 6 | [
{
"comment_id": "6376098",
"author": "jack324",
"timestamp": "2021-08-29T17:07:33",
"content": "I have heard alot of small planes starting up and there is usually this high pitched whine that builds up and smoothes out as the plane starts up. I always assumed it was a pump or some other mechanism in... | 1,760,372,967.39692 | ||
https://hackaday.com/2021/08/28/irc-server-for-ms-dos/ | IRC Server For MS-DOS | Chris Wilkinson | [
"Retrocomputing",
"Software Development"
] | [
"IBM 5150",
"irc",
"ms-dos",
"ngircd"
] | The recent flurry of projects based around Internet Relay Chat (IRC) should be a fair indication that the beloved protocol is not going anywhere. Now, thanks to [Mike Chambers], you can add to the IRC ecosystem by
hosting your very own MS-DOS based IRC server.
This port of ngIRCd (Next Generation IRC Daemon) has alread... | 17 | 8 | [
{
"comment_id": "6375996",
"author": "defdefred",
"timestamp": "2021-08-29T08:52:58",
"content": "Best on energy efficient microcontroller, no?",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6376002",
"author": "CRJEEA",
"timestamp": "2021-08... | 1,760,372,967.690754 | ||
https://hackaday.com/2021/08/28/turning-heat-into-electricity/ | Turning Heat Into Electricity | Al Williams | [
"Science"
] | [
"energy harvesting",
"thermocouple"
] | You don’t really create energy, you convert it from one form to another. For example, many ways that we generate electricity use heat from burning or nuclear decay to generate steam which turns a generator. Thermocouples generate electricity directly from heat, but generally not very much. Still, some nuclear batteries... | 7 | 4 | [
{
"comment_id": "6375981",
"author": "Chris Maple",
"timestamp": "2021-08-29T03:50:19",
"content": "I skimmed through the article to understand this a bit better. The problem with the tin oxide is that it completely surrounds each grain of crystal, effectively making a thermal short circuit around t... | 1,760,372,967.866751 | ||
https://hackaday.com/2021/08/28/clearing-the-air-about-proprietary-consumables-with-a-xiaomi-filter-drm-resetter/ | Clearing The Air About Proprietary Consumables With A Xiaomi Filter DRM Resetter | Brian McEvoy | [
"hardware",
"home hacks"
] | [
"air purifier",
"mod chip",
"proprietary",
"razor and blade",
"xiaomi"
] | The “razor and blades model” probably set a lot of young hackers on their current trajectory. If we buy a widget, we want to pick our widget refills instead of going back to the manufacturer for their name-brand option. [Flamingo-Tech] was having none of it when they needed a new filter for their Xiaomi air purifier so... | 16 | 8 | [
{
"comment_id": "6375961",
"author": "NiHaoMike",
"timestamp": "2021-08-29T00:41:18",
"content": "Wouldn’t it be cheaper to 3D print an adapter to connect a replacement filter to a common computer fan or is it one of those cases where a complete unit only costs a small amount more than the replaceme... | 1,760,372,967.741256 | ||
https://hackaday.com/2021/08/28/binary-clock-lets-the-nixies-glow/ | Binary Clock Lets The Nixies Glow | Brian McEvoy | [
"clock hacks",
"The Hackaday Prize"
] | [
"2021 Hackaday Prize",
"clock",
"custom PCB",
"nixie",
"Nixie driver",
"nixie tube",
"nixie tube clock",
"nixie tubes",
"timepiece"
] | We’re not here to talk about another clock. Okay, we are, but the focus isn’t about whether or not it can tell time, it’s about taking a simple idea to an elegant conclusion. In all those ways, [Marcin Saj] produced a
beautiful project
. Most of the nixie clocks we see are base-ten, but this uses base-two for lots of w... | 2 | 2 | [
{
"comment_id": "6375925",
"author": "mmmdee",
"timestamp": "2021-08-28T20:27:53",
"content": "Well executed project and excellent write up. Speaking only for myself, we can never have too many “Clock“ projects.",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "6... | 1,760,372,967.904648 | ||
https://hackaday.com/2021/08/28/never-lose-a-piece-with-3d-printed-sliding-puzzles/ | Never Lose A Piece With 3D Printed Sliding Puzzles | Jim Heaney | [
"3d Printer hacks",
"Toy Hacks"
] | [
"Autodesk Fusion 360",
"physical puzzle",
"print in place",
"puzzle"
] | Have you ever been about to finish a puzzle, when suddenly you realize there are more holes left than you have pieces? With
[Nikolaos’s] 3D printed sliding puzzles
, this will be a problem of the past!
The dovetails, integrated into each piece, keep the puzzle together but still allows pieces to move.
The secret of the... | 6 | 4 | [
{
"comment_id": "6375890",
"author": "mjrippe",
"timestamp": "2021-08-28T17:19:59",
"content": "That is very clever! I remember doing this sort of puzzle as a kid on long car rides. Excellent idea making it easily scalable as well as print-in-place.",
"parent_id": null,
"depth": 1,
"re... | 1,760,372,967.953004 | ||
https://hackaday.com/2021/08/28/who-owns-the-machine-anyway/ | Who Owns The Machine Anyway? | Elliot Williams | [
"Featured",
"Rants",
"Slider"
] | [
"McDonald's",
"newsletter",
"Rant",
"right to repair"
] | The story of the
McDonalds’ frozen treat machine
involves technology, trade secrets, inside business dealings, franchiser/franchisee friction, and an alleged NDA violation. In short: lots of money and lawyers. But it also involves something that matters to all of us hackers — what it means to own a machine.
The brief b... | 42 | 17 | [
{
"comment_id": "6375865",
"author": "Ostracus",
"timestamp": "2021-08-28T14:22:43",
"content": "“This is akin to the “right to repair” idea, but it’s somehow even more fundamental — the right to know what your own devices are doing.”Is it when McDonalds owns the very land one’s franchise lies on? S... | 1,760,372,968.033073 | ||
https://hackaday.com/2021/08/29/dyson-award-goes-to-emergency-medical-device-for-treating-stab-wounds/ | Dyson Award Goes To Emergency Medical Device For Treating Stab Wounds | Al Williams | [
"Medical Hacks"
] | [
"dyson",
"dyson awards",
"emergency medicine",
"knife wound",
"medical",
"stab",
"stabbing"
] | [Joseph Bentley] must be one of those people who sees opportunity in problems. He had several friends who were victims of knife attacks, so he developed
REACT, a device that would allow police or other first responders to quickly help victims of stab wounds
. The project won the Dyson award and you can see the video ab... | 68 | 24 | [
{
"comment_id": "6376280",
"author": "Tom",
"timestamp": "2021-08-30T06:05:04",
"content": "I read this article giddily waiting for the hilariously morbid failure. When I got to the end, I realised I was thinking of the wrong award. “Dyson Award” and “Darwin Award” are too close together.",
"par... | 1,760,372,968.636982 | ||
https://hackaday.com/2021/08/29/nokia-lcd-goes-transparent-for-hands-free-reminders/ | Nokia LCD Goes Transparent For Hands-Free Reminders | Tom Nardi | [
"Parts",
"Wearable Hacks"
] | [
"computer vision",
"ESP32",
"Nokia 5110 LCD",
"Nokia LCD",
"qr code",
"transparent display"
] | These days everyone’s excited about transparent OLED panels, but where’s the love for the classic Nokia 5110 LCD?
As the prolific [Nick Bild] demonstrates in his latest creation
, all you’ve got to do is peel the backing off the the late 90s era display, and you’ve got yourself a see-through cyberpunk screen for a coup... | 1 | 1 | [
{
"comment_id": "6376252",
"author": "uda-thortit",
"timestamp": "2021-08-30T03:03:29",
"content": "Interesting project. The transparent LCD looks to be quite close to the eye. A bit further away than the other one that is linked to, but still quite close. I suppose you could just move it further aw... | 1,760,372,968.07423 | ||
https://hackaday.com/2021/08/29/hackaday-links-august-29-2021/ | Hackaday Links: August 29, 2021 | Dan Maloney | [
"Hackaday Columns",
"Hackaday links",
"Slider"
] | [
"android auto",
"bitumen",
"Covid-19",
"cryogenic",
"finger cot",
"foreign object",
"hackaday links",
"Liquid oxygen",
"LOX",
"medical",
"oxidizer",
"pipeline"
] | If you thought that COVID-19 couldn’t possibly impact space travel, think again. The ongoing pandemic is having unexpected consequences for companies like SpaceX, who are
worried about liquid oxygen shortages due to increased demand for medical oxygen
. Massive amounts of liquid oxygen are used as the oxidizer for each... | 14 | 5 | [
{
"comment_id": "6376177",
"author": "Andrew",
"timestamp": "2021-08-29T23:11:48",
"content": "Hot Tap and Stopple Bypass is my new band name. We’re gonna have a big concert at Smoky Lake.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6376479",
"aut... | 1,760,372,968.140222 | ||
https://hackaday.com/2021/08/29/bake-it-to-remake-it-cooking-old-magnetic-tape-to-recover-data/ | Bake It To ReMake It: Cooking Old Magnetic Tape To Recover Data | Dave Rowntree | [
"Games",
"Repair Hacks",
"Retrocomputing"
] | [
"data recovery",
"games",
"magnetic tape",
"microVAX",
"tape"
] | Those of us old enough may remember the heyday of the text adventure game genre from the first time around. London-based Magnetic Scrolls was an early pioneering company producing titles for the first Amiga and Atari ST platforms. Fast-forward to 2017 and [Hugh Steers], the original co-founder and core developer for Ma... | 12 | 10 | [
{
"comment_id": "6376143",
"author": "synthimuse",
"timestamp": "2021-08-29T20:19:51",
"content": "Been there with all my old 1/4 inch analog tapes.My earliest 1973, latest 1999.Baked them 60C for 3 hrs per batch of 2 or 3.It was a long boring process but very glad to have it done.I wasnt very good... | 1,760,372,968.191427 | ||
https://hackaday.com/2021/08/29/clever-mechanism-easily-automates-pulling-the-blinds/ | Clever Mechanism Easily Automates Pulling The Blinds | Jim Heaney | [
"home hacks"
] | [
"3dprinting",
"Arduino-esp32",
"curtains",
"ESP32",
"home assist"
] | There are few things that we all can agree we hate, and the shrill of your alarm clock waking you from a wonderful slumber is definitely high on that list. To wake up more naturally, [nutstobutts] created an
automated curtain opener
.
The curtain opener is very simple; a stepper motor in the control box pulls a string,... | 15 | 6 | [
{
"comment_id": "6376133",
"author": "echodelta",
"timestamp": "2021-08-29T19:38:23",
"content": "Adhesive rips a hole in the wall surface when removed, not exactly non-destructive. I’d slide a metal shim behind the trim to avoid holes in the wall. Or make a flat metal extension mounted under the cu... | 1,760,372,968.404935 | ||
https://hackaday.com/2021/08/29/diy-machine-enables-pemf-therapy-on-a-budget/ | DIY Machine Enables PEMF Therapy On A Budget | Tom Nardi | [
"Medical Hacks"
] | [
"electromagnet",
"electromagnetic field",
"emf",
"laptop charger",
"mosfet"
] | We’re certainly not qualified to say whether or not pulsed electromagnetic field (PEMF) therapy will actually reduce your stress or improve your circulation, but there seems to be enough legitimate research going on out there that it might be worth a shot. After all, unless you’ve got a pacemaker or other medical impla... | 48 | 15 | [
{
"comment_id": "6376050",
"author": "Menno",
"timestamp": "2021-08-29T14:25:23",
"content": "It is quite simple: how does one call alternative medicine that has been proven safe and efficacious?Medicine.PEMF is quackery.",
"parent_id": null,
"depth": 1,
"replies": [
{
"com... | 1,760,372,968.778148 | ||
https://hackaday.com/2021/08/29/the-curious-case-of-the-radio-amateur-and-the-insulin-pump/ | The Curious Case Of The Radio Amateur And The Insulin Pump | Jenny List | [
"Radio Hacks"
] | [
"amateur radio",
"insulin pump",
"rf interference"
] | A substantial part of gaining and holding an amateur radio licence relates to the prevention of radio interference. In days past this meant interference to analogue television broadcasts, but with ever more complex devices becoming commonplace in homes it applies to much more. This has hit the news in Marion County Flo... | 93 | 27 | [
{
"comment_id": "6376010",
"author": "Saabman",
"timestamp": "2021-08-29T11:21:24",
"content": "Curious I that there is no indication in the article that the pumps have now started operating correctly since the transmitter was shutdown.Sounds more like a case of somebody doesn’t like looking at a r... | 1,760,372,969.162083 | ||
https://hackaday.com/2021/08/28/grappling-hook-robot-swings-like-spiderman/ | Grappling Hook Robot Swings Like Spiderman | Al Williams | [
"3d Printer hacks",
"Robots Hacks"
] | [
"batman",
"climbing",
"robot",
"spider",
"spider bot",
"spiderman",
"swinging",
"tarzan",
"wall climber",
"wall climbing"
] | We’ll admit it is a bit of a gimmick, but [Adam Beedle’s]
Spider-Bot
did make us smile. The little robot can launch a “web” and use it to swing. It is hard to picture, but the video below will make it all clear. It can also use the cable to climb a wall, sort of.
The bot’s ability to fling a 3D printed hook on a tether... | 3 | 3 | [
{
"comment_id": "6375847",
"author": "Ostracus",
"timestamp": "2021-08-28T11:55:33",
"content": "For a minute I thought the reference was to Disney Stuntronics.https://la.disneyresearch.com/stuntronics/",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "6375858",
... | 1,760,372,968.459882 | ||
https://hackaday.com/2021/08/28/ebike-conversion-on-a-budget-uses-skateboard-motor/ | EBike Conversion On A Budget Uses Skateboard Motor | Mike Szczys | [
"green hacks",
"Transportation Hacks"
] | [
"conversion",
"e-bike",
"ebike",
"electric bike",
"Outrunner"
] | [Dave Schneider] has been chasing an electric-bike build for more than 10 years now. When he first started looking into it back in 2009, the cost was prohibitive. But think of how far we’ve come with the availability of motors, electronic speed controllers, and of course battery technology. When revisiting the project ... | 30 | 12 | [
{
"comment_id": "6375827",
"author": "shrad",
"timestamp": "2021-08-28T09:04:46",
"content": "I have made myself confident that the motor from a cheap Chinese electric chainsaw would be a better candidate for this kind of contraption, costing around half that price for a classical 300W with shipping... | 1,760,372,968.848739 | ||
https://hackaday.com/2021/08/27/cool-your-apple-ii/ | Simple Fan Controller Helps Apple II To Beat The Heat | Chris Wilkinson | [
"Retrocomputing"
] | [
"apple II",
"cooling",
"retrocomputing"
] | In its day, the Apple II computer didn’t typically require active cooling. However, the increasing scarcity of replacement hardware convinced [Joshua Coleman] to come up with a
more robust active cooling solution for his Apple II+
, increasing the likelihood that it will keep on crunching numbers for decades to come.
J... | 11 | 7 | [
{
"comment_id": "6375828",
"author": "e",
"timestamp": "2021-08-28T09:26:36",
"content": "The notion of a 16MHz 8 bit supervisory MCU with 32k of RAM looking after a fan on an Apple II+ 6502 has a certain appeal.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id":... | 1,760,372,968.685494 | ||
https://hackaday.com/2021/08/27/cable-modem-turned-spectrum-analyzer/ | Cable Modem Turned Spectrum Analyzer | Bryan Cockfield | [
"Radio Hacks"
] | [
"address",
"analyzer",
"cable",
"ethernet",
"modem",
"radio",
"RF",
"spectrum",
"tool",
"web"
] | Hopefully by now most of us know better than to rent a modem from an internet service provider. Buying your own and using it is almost always an easy way to save some money, but even then these pieces of equipment won’t last forever. If you’re sitting on an older cable modem and thinking about tossing it in the garbage... | 19 | 9 | [
{
"comment_id": "6375802",
"author": "Cable ModemSaver",
"timestamp": "2021-08-28T02:43:25",
"content": "“thinking about tossing it in the garbage”If the readership of Hackday is like me, this is probably not only the last thing on our minds but also borderline unthinkable.",
"parent_id": null,
... | 1,760,372,969.219093 | ||
https://hackaday.com/2021/08/27/ai-generating-paintings-off-to-a-flying-art/ | AI Generating Paintings Off To A Flying Art | Matthew Carlson | [
"Art",
"Machine Learning"
] | [
"ai",
"art",
"Jetson",
"max fischer",
"NVIDIA",
"samsung frame"
] | The philosophical question of “What is art?” has an ethereal, transient quality to it. A definition seems to slip away as you get close to an answer. Embracing that quality, [Max Fischer] has created
an AI-powered painting that paints a new piece of art at the push of a button
. When the button below the screen is push... | 14 | 5 | [
{
"comment_id": "6375784",
"author": "Still an ethereal, transient quality?",
"timestamp": "2021-08-27T23:59:02",
"content": "Serious question. What about the philosophical question of “What is pornography?” in the sense that does that have any correlation to this post’s question? What about complet... | 1,760,372,968.89526 | ||
https://hackaday.com/2021/08/27/custom-soldering-fume-fan-doesnt-skimp-on-features/ | Custom Soldering Fume Fan Doesn’t Skimp On Features | Tom Nardi | [
"Tool Hacks"
] | [
"3D printed enclosure",
"fan controller",
"fume extractor",
"oled display",
"solder fume extractor"
] | Prolific maker [sjm4306] tells us the first iteration of his soldering fan was little more than some cardboard, electrical tape, and a hacked up USB cable. But as we all know, these little projects have a way of evolving over time. Fast forward to today,
and his custom fan is a well-polished piece of kit
that anyone wi... | 8 | 6 | [
{
"comment_id": "6375788",
"author": "Gary Briggs",
"timestamp": "2021-08-28T00:53:42",
"content": "I like this, I run a few of my own that I built and only change I would make is to run it off of DC, only because I have it running for like 14 hours a day. I really think that I’m going to try this o... | 1,760,372,968.944435 | ||
https://hackaday.com/2021/08/27/customized-work-from-home-lighting/ | Customized Work-From-Home Lighting | Chris Lott | [
"The Hackaday Prize"
] | [
"2021 Hackaday Prize",
"home lighting",
"light color temperature"
] | [Jon] wants his home office lighting to mimic the light outside, at least from a color perspective. To that end, he has
embarked on a design
which monitors both the outdoor light and at his work station, and accordingly drives a pair of LED lamps of different colors. One lamp is rated at above 5000 K and provides “cool... | 7 | 7 | [
{
"comment_id": "6375680",
"author": "Piero",
"timestamp": "2021-08-27T18:57:59",
"content": "https://github.com/basnijholt/adaptive-lighting",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "6375707",
"author": "smellsofbikes",
"timestamp": "2021-08-27T2... | 1,760,372,969.273202 | ||
https://hackaday.com/2021/08/27/ask-hackaday-what-is-amazon-thinking-by-entering-the-palm-reading-business/ | Ask Hackaday: What Is Amazon Thinking By Entering The Palm-Reading Business? | Kristina Panos | [
"Ask Hackaday",
"Current Events",
"Lifehacks",
"Original Art",
"Rants",
"Slider"
] | [
"amazon",
"Amazon One",
"biometric",
"biometrics",
"contactless payment",
"convenience",
"facepalm",
"palm print"
] | Have you heard about this One? At least three United States senators have, and
they want to know what Amazon plans to do with all the biometric data collected by the
Amazon One
program
. It’s their new contactless payment method that uses your unique palm print instead of cards or phones to make purchases, gain access ... | 60 | 20 | [
{
"comment_id": "6375642",
"author": "Mr Obvious",
"timestamp": "2021-08-27T17:38:04",
"content": "I think I know. They will want you to buy stuff…",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6375783",
"author": "programmin01",
"timestamp"... | 1,760,372,969.373366 | ||
https://hackaday.com/2021/08/27/hackaday-podcast-133-caustic-lenses-not-ice-cream-automation-archery-mech-suit-and-the-cheapest-robot-arm/ | Hackaday Podcast 133: Caustic Lenses, Not Ice-Cream Automation, Archery Mech Suit, And The Cheapest Robot Arm | Mike Szczys | [
"Hackaday Columns",
"Podcasts"
] | [
"Hackaday Podcast"
] | Hackaday editors Mike Szczys and Elliot Williams wade into a week of wonderful hacks. There’s an acrylic lens that hides images in the network of caustics: the light rays that shine through it. Boston Dynamics is finally showing the good stuff; people wrenching on ‘bots, and all kinds of high-end equipment failure, alo... | 1 | 1 | [
{
"comment_id": "6376857",
"author": "Jonathan Whitaker",
"timestamp": "2021-09-01T12:36:42",
"content": "Great show as always :) Mike if you need a robot to remind you to take breaks, my take on one was the screaming sun from Rick and Morty printed and pasted on the CD tray of an old cd/dvd drive. ... | 1,760,372,969.415314 | ||
https://hackaday.com/2021/08/27/resin-3d-prints-get-a-new-look-with-paint-injection/ | Resin 3D Prints Get A New Look With Paint Injection | Dan Maloney | [
"3d Printer hacks"
] | [
"contrast",
"paint",
"resin printer",
"sla",
"translucent"
] | As cool as resin-based 3D printers are, they’re not without their shortcomings. One sore point, especially for those looking to document their prints, is that the translucent resins often favored for stereolithography can make the finest details difficult to see.
Injecting paint into the model
is how [Andrew Sink] deci... | 21 | 6 | [
{
"comment_id": "6375608",
"author": "TRPA",
"timestamp": "2021-08-27T15:06:24",
"content": "Make the interior void skeleton-shaped and you would get a really cool visible man effect.",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "6375609",
"author": "Dude... | 1,760,372,970.349307 | ||
https://hackaday.com/2021/08/27/this-week-in-security-through-the-mouse-hole-zoom-rce-and-defeating-defender/ | This Week In Security: Through The Mouse Hole, Zoom RCE, And Defeating Defender | Jonathan Bennett | [
"Hackaday Columns",
"News",
"Security Hacks",
"Slider"
] | [
"blockchain",
"This Week in Security",
"Windows Defender"
] | Windows security problems due to insecure drivers is nothing new, but
this one is kinda special
. Plug in a Razer mouse, tell the install dialog you want to install to a non-standard location, and then shift+right click the Explorer window. Choose a powershell, and boom, you now have a SYSTEM shell. It’s not as impress... | 9 | 3 | [
{
"comment_id": "6375598",
"author": "Ostracus",
"timestamp": "2021-08-27T14:17:06",
"content": "” Even for SYSTEM, that link can’t be modified, but it can be deleted and recreated.”Why should one even have the power to delete?",
"parent_id": null,
"depth": 1,
"replies": [
{
... | 1,760,372,969.459834 | ||
https://hackaday.com/2021/08/27/consoles-consoles-on-the-wall-can-alexa-help-me-play-them-all/ | Consoles, Consoles On The Wall, Can Alexa Help Me Play Them All? | Tom Nardi | [
"Games",
"home entertainment hacks"
] | [
"alexa",
"classic gaming",
"ESP8266",
"game console",
"video switch",
"voice control"
] | If you’ve got a collection of classic game consoles, finding the space to set them all up can be a challenge. But the bigger problem is figuring out how to hook them all up to a TV that, at best, might only have two or three inputs.
[odelot] recently wrote in to tell us how he solved both problems
with his voice-contro... | 2 | 2 | [
{
"comment_id": "6375572",
"author": "Alice Lalita Heald",
"timestamp": "2021-08-27T11:32:01",
"content": "Perfect for game clubs, but for home usage I would prefer an emulator with many games.",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "6375699",
"auth... | 1,760,372,969.782709 | ||
https://hackaday.com/2021/08/27/ambi-alice-goes-down-the-rabbit-hole-of-ambisonic-microphones/ | Ambi-Alice Goes Down The Rabbit Hole Of Ambisonic Microphones | Kristina Panos | [
"Misc Hacks"
] | [
"ambisonic",
"ambisonic microphone",
"microphone",
"xlr"
] | Theoretically, ambisonic microphones allow you to perfectly encode the soundscape around you and recreate it from the focal point of any direction. To do this, you need at least four microphone capsules and some math. Ambisonic microphones have been around for 50 years, but
[DJJules] wanted to bring ease of use to thes... | 2 | 1 | [
{
"comment_id": "6375710",
"author": "Truth",
"timestamp": "2021-08-27T20:08:38",
"content": "> Everything changed for the better when [DJJules] found out about TSB25905 capsules.Should that be a “TSB-2590A” ( or JLI-2590A )",
"parent_id": null,
"depth": 1,
"replies": [
{
"... | 1,760,372,969.826715 | ||
https://hackaday.com/2021/08/26/digging-into-an-attiny-simulator-bug-with-gdb/ | Digging Into An ATtiny Simulator Bug With GDB | Stephen Ogier | [
"Arduino Hacks"
] | [
"arduino",
"attiny",
"ATTiny 85",
"debugger",
"gdb"
] | Being able to track down a bug in a mountain of source code is a skill in its own right, and it’s a hard skill to learn from a book or online tutorial. Besides the trial-by-fire of learning while debugging your own project, the next best thing is to observe someone else’s process. [Uri Shaked] has given us a great oppo... | 5 | 2 | [
{
"comment_id": "6375511",
"author": "Drone",
"timestamp": "2021-08-27T06:11:51",
"content": "I read this: “Running GDB in the Browser” by [Uri Shaked]:https://blog.wokwi.com/running-gdb-in-the-browser/This Wokwi Blog entry traces the very interesting development path for GDB in the browser. Yeah th... | 1,760,372,969.737642 | ||
https://hackaday.com/2021/08/26/making-high-quality-copies-of-existing-parts-using-a-silicone-mold/ | Making High Quality Copies Of Existing Parts Using A Silicone Mold | Danie Conradie | [
"Tool Hacks"
] | [
"casting resin",
"eric strebel",
"silicone mold"
] | 3D printing has made it incredibly easy to produce small runs of plastic parts, but getting rid of the 3D printed look can be tricky and time-consuming. When you need a smooth and polished finish, or you want to make exact copies of an existing injection molded part,
casting resin parts in silicone molds
is an excellen... | 4 | 2 | [
{
"comment_id": "6375538",
"author": "Alice Lalita Heald",
"timestamp": "2021-08-27T08:19:46",
"content": "This is what 3D printing was intended.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6375606",
"author": "Phil",
"timestamp": "2021-08... | 1,760,372,969.658797 | ||
https://hackaday.com/2021/08/26/a-simpsons-tv-for-a-golden-age/ | A Simpsons TV For A Golden Age | Bryan Cockfield | [
"Raspberry Pi"
] | [
"3d printer",
"Fusion 360",
"golden age",
"raspberry pi",
"simpsons",
"television",
"tv"
] | While the pace of technology continues to advance at breakneck speed, certain things in the past are left behind largely subject to the whims of nostalgia. Televisions, for example, are lighter, cheaper, and bigger than they were in the early 90s, but they did have a certain design aesthetic that doesn’t exist anymore.... | 17 | 12 | [
{
"comment_id": "6375434",
"author": "Kyle",
"timestamp": "2021-08-26T23:16:21",
"content": "Simpsons did it",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6375457",
"author": "Cartman",
"timestamp": "2021-08-27T01:36:31",
"content": ... | 1,760,372,969.887162 | ||
https://hackaday.com/2021/08/26/ferrofluid-display-gets-new-better-driver-circuitry/ | Ferrofluid Display Gets New, Better Driver Circuitry | Jim Heaney | [
"Misc Hacks"
] | [
"display",
"electromagnet",
"ferrofluid",
"PCA9685"
] | In 2019 [Simen] and [Amud], two students from the University of Oslo, set out to design a unique open-source display. The result was Fetch, a display that uses electromagnets to suspend ferrofluid on 252 “pixels” across the screen. After some delays due to COVID,
they have recently unveiled version 2.0 of the display o... | 14 | 8 | [
{
"comment_id": "6375393",
"author": "JWhitten",
"timestamp": "2021-08-26T20:29:54",
"content": "Curious why it wasn’t done with some serial-input latches w/ transistor of some kind to deal with the current?",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "637... | 1,760,372,970.813994 | ||
https://hackaday.com/2021/08/26/universal-bio-electrical-signal-amplifier-makes-reading-body-signals-easy/ | Universal Bio-Electrical Signal Amplifier Makes Reading Body Signals Easy | Robin Kearey | [
"Medical Hacks",
"The Hackaday Prize"
] | [
"2021 Hackaday Prize",
"biosensors",
"ecg",
"eeg",
"emg",
"eog",
"sensing"
] | The electrical signals emitted by the human body tell us a lot about what’s going on inside. But getting those signals inside your microcontroller is not straightforward: the voltages are too small for most ADCs, and the ever-present 50 or 60 Hz mains frequency makes it hard to discern subtle changes. Over at Upside Do... | 18 | 8 | [
{
"comment_id": "6375373",
"author": "k-ww",
"timestamp": "2021-08-26T19:45:56",
"content": "This looks like a nice product, but I would add something to the circuitry – an isolated amp/power supply chip such as the AMC3330DWE, to break any possible shock hazards, so that when you hook it up to your... | 1,760,372,969.943507 | ||
https://hackaday.com/2021/08/26/fm-radio-the-choice-of-an-old-generation/ | FM Radio, The Choice Of An Old Generation | Jenny List | [
"Hackaday Columns",
"Radio Hacks"
] | [
"analog radio",
"broadcasting",
"fm",
"VHF"
] | Had the pandemic not upended many of this summer’s fun and games, many of my friends would have made a trip to the MCH hacker camp in the Netherlands earlier this month. I had an idea for a game for the event, a friend and I were going to secrete a set of those low-power FM transmitters as numbers stations around the c... | 123 | 41 | [
{
"comment_id": "6375336",
"author": "Old Man",
"timestamp": "2021-08-26T17:34:27",
"content": "Until recently I didn’t think FM crystal radios were a thing but apparently they are. I would recommend checking out Billy Cheung’s Youtube channel. He has videos where he makes a bunch of them in variou... | 1,760,372,970.158892 | ||
https://hackaday.com/2021/08/26/custom-keyboard-from-a-cash-register/ | Custom Keyboard From A Cash Register | Bryan Cockfield | [
"Peripherals Hacks"
] | [
"cash register",
"custom",
"keyboard",
"linux",
"macro",
"pyton",
"script"
] | Having a high-quality mechanical keyboard is often a rite of passage in the computing world, with gamers and coders alike having strong opinions on the best devices. Even then, the standard keyboard layout can be substantially limiting, and often something a little extra and customizable is needed beyond even the highe... | 19 | 12 | [
{
"comment_id": "6375298",
"author": "John Chau",
"timestamp": "2021-08-26T15:59:52",
"content": "> Since this is /r/linuxhardware?I thought this was hackaday.com",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6375342",
"author": "Gilliam Vespa",
... | 1,760,372,970.294463 | ||
https://hackaday.com/2021/08/26/hands-on-mnt-reforms-the-laptop/ | Hands-On: MNT Reforms The Laptop | Kerry Scharfglass | [
"Featured",
"hardware",
"laptops hacks",
"Reviews",
"Slider"
] | [
"cyberdeck",
"laptop",
"MNT",
"open source hardware",
"open source software",
"review"
] | When we met our contact from MNT in the coffee shop, he was quietly working away on his laptop. Jet black and standing thick it was like an encyclopedia that didn’t quite blend in with the sea of silver MacBook lookalikes on the surrounding tables. After going through all the speeds and feeds we eagerly got our 64 piec... | 120 | 19 | [
{
"comment_id": "6375262",
"author": "Ren",
"timestamp": "2021-08-26T14:19:08",
"content": "Running Linux Mint on the MNT?B^)",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "6375263",
"author": "Rog Fanther",
"timestamp": "2021-08-26T14:29:23",
"con... | 1,760,372,970.973025 | ||
https://hackaday.com/2021/08/26/proto-pda-regains-its-memory-with-the-help-of-a-raspberry-pi-pico/ | Proto-PDA Regains Its Memory With The Help Of A Raspberry Pi Pico | Dan Maloney | [
"Retrocomputing"
] | [
"Datapak",
"eprom",
"flash",
"Organiser",
"pico",
"programmable",
"Psion",
"raspberry pi"
] | Remember the Psion Organiser? If you do, chances are you were an early adopter, as the 8-bit pocket computer had its heyday in the mid-1980s. Things have come a long way since then, of course, but just how far is illustrated nicely by the fact that
a Raspberry Pi Pico can stand in for the Psion’s original memory packs
... | 2 | 1 | [
{
"comment_id": "6375643",
"author": "rnjacobs",
"timestamp": "2021-08-27T17:41:38",
"content": "This is awfully cool. I wonder what other old computers are in range?I was initially thinking this a similar protocol to what Atari’s Lynx used, but there they already split out the clocks to counters to... | 1,760,372,970.38893 | ||
https://hackaday.com/2021/08/26/razer-mouse-grants-windows-admin-privileges/ | Razer Mouse Grants Windows Admin Privileges | Bryan Cockfield | [
"News"
] | [
"admin",
"exploit",
"mouse",
"power shell",
"Razer",
"system",
"vulnerability",
"windows",
"Windows Update"
] | As the common saying goes, “all networked computers are vulnerable to exploits, but some networked computers are more vulnerable than others”. While not the exact wording from
Animal Farm
, the saying does have plenty of merit nonetheless. Sure, there are some viruses and issues with Linux distributions but by far most... | 50 | 8 | [
{
"comment_id": "6375201",
"author": "Intensive piggeries",
"timestamp": "2021-08-26T08:26:44",
"content": "And anyone with Linux Kernel 5.x with an NVIDIA driver had betterblacklist hid_logitech_hidppblacklist hid_logitech_djIt is worse in many ways, as it leaves no trace of what happens on some In... | 1,760,372,970.763829 | ||
https://hackaday.com/2021/08/25/can-metal-plated-3d-prints-survive-400000-volts/ | Can Metal Plated 3D Prints Survive 400,000 Volts? | Dave Rowntree | [
"3d Printer hacks",
"chemistry hacks"
] | [
"3d printing",
"cosplay",
"electroplating",
"musical tesla coil"
] | It appears they can. [Ian Charnas] wanted his very own Thor Hammer. He wasn’t happy to settle on the usual cosplay methods of spray painting over foam and similar flimsy materials. He presents a method for
nickel plating onto a 3D printed model
, using conductive nickel paint to prepare the plastic surface for plating.... | 12 | 6 | [
{
"comment_id": "6375178",
"author": "Vib",
"timestamp": "2021-08-26T06:13:11",
"content": "One must be breathing an awful amount of ozone when doing this job, no?",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6375188",
"author": "e",
"times... | 1,760,372,970.433069 | ||
https://hackaday.com/2021/08/25/welcome-to-our-new-robot-nurses/ | Welcome To Our New Robot… Nurses | Al Williams | [
"Robots Hacks"
] | [
"androids",
"grace",
"Hanson robotics",
"nurse",
"robot"
] | Hanson robotics wants to make robots, but not “Lost in Space” [Robby] robots. Think more [Data] from Star Trek robots. They’ve announced
[Grace], a lifelike robot made to take on nursing duties for doctors and the elderly
. In conjunction with Singularity Studio, the robot resembles the company’s [Sophia] robot which i... | 47 | 19 | [
{
"comment_id": "6375128",
"author": "Ostracus",
"timestamp": "2021-08-26T02:04:38",
"content": "People are going to be tripping and falling all over the uncanny valley.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6375139",
"author": "Gravis",
... | 1,760,372,970.682279 |
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