url stringlengths 37 208 | title stringlengths 4 148 | author stringclasses 173
values | publish_date stringclasses 1
value | categories listlengths 0 12 | tags listlengths 0 27 | featured_image stringlengths 0 272 | content stringlengths 0 56.1k | comments_count int64 0 900 | scraped_comments_count int64 0 50 | comments listlengths 0 50 | scraped_at float64 1.76B 1.76B |
|---|---|---|---|---|---|---|---|---|---|---|---|
https://hackaday.com/2021/11/23/live-jam-kit-helps-electronic-musicians-stay-in-sync/ | Live Jam Kit Helps Electronic Musicians Stay In Sync | Lewin Day | [
"Musical Hacks"
] | [
"jam",
"midi",
"music",
"musical hacks"
] | Jamming live with synths and drum machines can be fun, but for [Christian], there was a little something missing. He was looking for a way to keep everyone in the group on the beat and rocking out,
and decided to build something to help.
The ethos of the build was to put one person ultimately in charge of the mix using... | 2 | 2 | [
{
"comment_id": "6401395",
"author": "Assad Ebrahim",
"timestamp": "2021-11-24T01:31:38",
"content": "Very cool! Love it! Nice aesthetics (leds) on the device. Good design – seems a fairly easy UI to master.",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "64... | 1,760,372,874.533183 | ||
https://hackaday.com/2021/11/23/charging-phones-with-the-power-of-paper-pulp/ | Charging Phones With The Power Of Paper Pulp | Kristina Panos | [
"green hacks"
] | [
"cardboard",
"cardboard pulp",
"paper pulp",
"pulp mold",
"wireless charger"
] | Here it is, the most exciting reveal since the Hackaday Prize ceremony —
[Eric Strebel] uses the pulp mold he designed and built over the three previous videos
. In case you missed our coverage so far, [Eric] set out to design an eco-friendly wireless charger that’s meant to be disposable after six months to a year of ... | 22 | 12 | [
{
"comment_id": "6401353",
"author": "vib",
"timestamp": "2021-11-23T21:29:33",
"content": "No electrolytes. Just pulp, and the -worst- adequate title for a crapaday, as misleading as possible.",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "6401365",
"auth... | 1,760,372,874.809673 | ||
https://hackaday.com/2021/11/23/significantly-improved-egg-timer-makes-pictionary-better/ | Significantly Improved Egg Timer Makes Pictionary Better | Lewin Day | [
"3d Printer hacks",
"clock hacks"
] | [
"egg timer",
"eggtimer",
"pictionary",
"pictionary hacks",
"sand timer",
"timer"
] | The traditional sand timer, known colloquially as an egg timer, served its purpose well over the centuries since its development. However, [MakerPaul] realised it had some significant flaws that were ruining
Pictionary,
and set out to fix the problem.
If you’re not looking directly at an egg timer, it’s easy to miss th... | 24 | 8 | [
{
"comment_id": "6401318",
"author": "X",
"timestamp": "2021-11-23T19:39:46",
"content": "He must have missed the memo about the meeting in Foundation where they discuss the pros and cons of timekeeping devices, this device is just as good as the ones in the meeting.",
"parent_id": null,
"de... | 1,760,372,874.865304 | ||
https://hackaday.com/2021/11/23/firefox-brings-the-fire-shifting-from-glx-to-egl/ | Firefox Brings The Fire: Shifting From GLX To EGL | Matthew Carlson | [
"Featured",
"Linux Hacks",
"Slider",
"Software Development"
] | [
"egl",
"firefox",
"glx",
"linux",
"opengl",
"Wayland"
] | You may (or may not) have heard that Firefox is
moving from GLX to EGL for the Linux graphics stack
. It’s an indicator of which way the tides are moving in the software world. Let’s look at what it means, why it matters, and why it’s cool.
A graphics stack is a complex system with many layers. But on Linux, there need... | 55 | 17 | [
{
"comment_id": "6401307",
"author": "XForever",
"timestamp": "2021-11-23T18:16:44",
"content": "That’s too bad.Any major piece of software including X11 dependencies could help slow down the adoption of Wayland. It’s sad to see each one go!Sadly the kids don’t want a fun OS that does cool things l... | 1,760,372,874.662178 | ||
https://hackaday.com/2021/11/23/esp32-pac-man-clock-keeps-track-of-how-long-you-watch-it/ | ESP32 Pac-Man Clock Keeps Track Of How Long You Watch It | Kristina Panos | [
"clock hacks",
"Microcontrollers"
] | [
"clock",
"ESP32",
"Ms. Pacman",
"pac-man",
"pacman"
] | There are so many elements that make a good clock worth looking at for much longer than necessary.
Not only is this clock quite cool to behold, it plays Pac-Man around the time!
Yes, of course you can interact with the Pac-Man — touching the edges of the screen will make him go left, right, up, or down accordingly. You... | 1 | 1 | [
{
"comment_id": "6401485",
"author": "reyhrtyh",
"timestamp": "2021-11-24T12:26:56",
"content": "why not microphone and using mycroft assistant?",
"parent_id": null,
"depth": 1,
"replies": []
}
] | 1,760,372,874.697519 | ||
https://hackaday.com/2021/11/23/retrotechtacular-office-equipment-from-the-1940s/ | Retrotechtacular: Office Equipment From The 1940s | Chris Lott | [
"Interest",
"Original Art",
"Retrocomputing"
] | [
"Chinese typewriter",
"ibm",
"office equipment",
"typewriters",
"vintage equipment"
] | If you can’t imagine writing a letter on a typewriter and putting it in a mailbox, then you take computers for granted. But that’s just the tip of the iceberg. More niche applications begat niche machines, and a number of them are on display in this film that the Computer History Archives Project released last month. A... | 15 | 4 | [
{
"comment_id": "6401273",
"author": "justsayin",
"timestamp": "2021-11-23T15:58:53",
"content": "Audio floppy disks in 1947? How can I get any rest now that there’s *that* to chase down?",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6401277",
"auth... | 1,760,372,874.75039 | ||
https://hackaday.com/2021/11/23/ender-3-meets-mig-welder-to-make-a-metal-benchy-kind-of/ | Ender 3 Meets MIG Welder To Make A Metal Benchy — Kind Of | Dan Maloney | [
"3d Printer hacks"
] | [
"3d printer",
"arc welding",
"Ender",
"metal printing",
"mig",
"wire welder"
] | When you can buy a 3D printer at Aldi, you pretty much know that 3D printing has been reduced to practice. At least for the plastic version of 3D printing; metal printing is another thing entirely. It’s easy to squeeze out a little molten plastic in a controlled fashion, but things get a little more — energetic — when ... | 20 | 10 | [
{
"comment_id": "6401244",
"author": "Jon H",
"timestamp": "2021-11-23T12:49:27",
"content": "” got a bit droopy toward the end”Probably needs to add a water spray after every few layers to cool it off a bit.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "64... | 1,760,372,875.028881 | ||
https://hackaday.com/2021/11/26/solder-paste-dispenser-without-giant-compressor/ | Solder Paste Dispenser Without Giant Compressor | Bryan Cockfield | [
"Tool Hacks"
] | [
"atmega",
"co2 cartridge",
"compressed air",
"dispenser",
"microcontroller",
"paste",
"solder"
] | We have certainly all had our moments with solder paste. Some of us hate it; it’s sticky and gooey, and it gets everywhere. That is, unless you have a solder paste dispenser. The trouble with these is that they typically require the use of an air compressor, which can be cumbersome to haul around in certain situations.... | 25 | 9 | [
{
"comment_id": "6401960",
"author": "Mansour",
"timestamp": "2021-11-26T10:55:01",
"content": "Beautiful industrial design. Love it!",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6402020",
"author": "Nuri Erginer gnexlab (@NGnexlab)",
"time... | 1,760,372,874.925996 | ||
https://hackaday.com/2021/11/25/fifty-shades-of-brown-3d-printing-with-sugar/ | Fifty Shades Of Brown: 3D Printing With Sugar | Dave Rowntree | [
"3d Printer hacks"
] | [
"3d printing",
"extruder",
"granules",
"sugar"
] | [Norbert Heinz] has been busy for the 2021 Hackaday Prize entry, working on the design of a direct granule extruder for 3D printing with waste materials, or materials that are not provided in the form of a filament. Sugar is pretty common in most households, so since that’s already available in granular form, [Norbert]... | 20 | 13 | [
{
"comment_id": "6401931",
"author": "Olivier",
"timestamp": "2021-11-26T06:18:10",
"content": "Great effort and being one of the winners is well deserved!",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "6401945",
"author": "anszom",
"timestamp": "2021-... | 1,760,372,874.975604 | ||
https://hackaday.com/2021/11/25/bring-a-minitel-terminal-back-to-life-with-an-esp32/ | Bring A Minitel Terminal Back To Life WIth An ESP32 | Jenny List | [
"Retrocomputing"
] | [
"ESP32",
"Minitel",
"videotext"
] | Most of us who are old enough are likely to have had our first experience of an online service some time in the 1990s, either through the likes of Compuserve or via an ISP. For our French readers the online experience will have come much earlier, as a forward-thinking telecommunications environment led to every househo... | 11 | 6 | [
{
"comment_id": "6401911",
"author": "M",
"timestamp": "2021-11-26T03:21:26",
"content": "I’d love to mess with a minitel. It’s such a fun form-factor. It just sucks that QWERTY ones are so rare.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6401919",
... | 1,760,372,874.577822 | ||
https://hackaday.com/2021/11/25/a-teardown-of-80s-era-music/ | Ken Shirriff Breaks Open The Yamaha DX7 | Bryan Cockfield | [
"Musical Hacks"
] | [
"80's",
"chip decap",
"dx7",
"emulator",
"microscope",
"music",
"reverse engineer",
"synth",
"synthesizer",
"yamaha"
] | For better or worse, this synthesizer was king in the 1980s music scene. Sure, there had been synthesizers before, but none acheived the sudden popularity of Yamaha’s DX7. “Take on Me?” “Highway to the Dangerzone”? That harmonica solo in “What’s Love Got to Do With It?” All DX7. This synth was everywhere in pop music... | 23 | 9 | [
{
"comment_id": "6401890",
"author": "CMH62",
"timestamp": "2021-11-26T00:37:47",
"content": "LOVED the link that took us to the Floppotron! Thank you, Bryan, and Happy Thanksgiving.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6402148",
"author":... | 1,760,372,875.23848 | ||
https://hackaday.com/2021/11/25/esp32-brings-air-purifier-online-with-home-assistant/ | ESP32 Brings Air Purifier Online With Home Assistant | Tom Nardi | [
"home hacks",
"Microcontrollers"
] | [
"air purifier",
"ESP32",
"esphome",
"home automation",
"home-assistant",
"smart home"
] | A lot of hackers are rightfully concerned about the privacy issues that surround many of today’s “smart” gadgets, but it’s hard to argue that the ability to remotely control devices around your home isn’t convenient. Enter self-hosted, open source projects like Home Assistant. This provides the framework for building o... | 8 | 2 | [
{
"comment_id": "6401896",
"author": "I love it",
"timestamp": "2021-11-26T01:02:19",
"content": "I have a bunch of these devices around the house: air purifier, dehumidifier, etc.. none of which can be controlled remotely. Unfortunately their prohibitively high cost makes me worry about opening the... | 1,760,372,876.287643 | ||
https://hackaday.com/2021/11/25/inverted-pendulum-balanced-on-a-drone/ | Inverted Pendulum Balanced On A Drone | Dave Rowntree | [
"drone hacks"
] | [
"dReamFlight",
"drone",
"inverted pendulum",
"quadcopter",
"uav"
] | [Nicholas Rehm] works during the day at the Applied Physics Laboratory at Johns Hopkins, Maryland, so has considerable experience with a variety of UAV applications. The question arose about how the perseverance mars rover landing worked, which prompted [Nicholas] to hang a rock under his drone, attached via a winch. T... | 9 | 4 | [
{
"comment_id": "6401926",
"author": "tinfish",
"timestamp": "2021-11-26T05:51:30",
"content": "Minor gripe — it’s the Johns Hopkins University Applied Physics Laboratory. There is an ‘s’ in “Johns”. (This typographic error is a peeve for some people who work there.)",
"parent_id": null,
"... | 1,760,372,875.887107 | ||
https://hackaday.com/2021/11/25/surfboard-gets-jet-upgrades/ | Surfboard Gets Jet Upgrades | Bryan Cockfield | [
"Transportation Hacks"
] | [
"3d printed",
"battery",
"drive",
"electric",
"impeller",
"jet",
"lake",
"ocean",
"propeller",
"shaping",
"surfboard",
"waterproof"
] | Surfing is a fun and exciting sport but a lot of beginners can get discouraged with how little time is spent actually riding waves while learning. Not only are balance and wave selection critical skills that take time to learn, but a majority of time in the water is spent battling crashing waves to get out past the bre... | 6 | 4 | [
{
"comment_id": "6401822",
"author": "Orban Viktor",
"timestamp": "2021-11-25T15:34:52",
"content": "Insane effort, would be interesting to see which part breaks first! Also a full power ride.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6401845",
... | 1,760,372,875.785615 | ||
https://hackaday.com/2021/11/24/a-flip-clock-that-flips-up-not-down/ | A Flip Clock That Flips Up, Not Down | Dan Maloney | [
"clock hacks"
] | [
"flip clock",
"Geneva Drive",
"split flap",
"stepper"
] | The venerable flip clock has become an outsized part of timekeeping culture that belies the simplicity of its mechanism. People collect and restore the electromechanical timepieces with devotion, and even seek to build new kinds of clocks based on split-flap displays. Designs differ, but they all have something in comm... | 3 | 2 | [
{
"comment_id": "6401647",
"author": "DSM",
"timestamp": "2021-11-24T22:27:47",
"content": "That is a neat approach to the problem, and the shadow it casts makes me wonder if you could make a very tiny one then illuminate it with a laser diode.",
"parent_id": null,
"depth": 1,
"replies":... | 1,760,372,875.704492 | ||
https://hackaday.com/2021/11/24/mechanical-musical-sculpture-recalls-the-four-muses/ | Mechanical Musical Sculpture Recalls The Four Muses | Lewin Day | [
"Art"
] | [
"art",
"music",
"musical sculpture",
"sculpture"
] | Music was created by humans, but often we find ourselves creating performances with machines. [Alana Balagot] and [Federico Tobon] did just that, constructing the stunning 4 Muses musical sculpture
with their combined talents.
4 Muses is made up of four individual instruments, under the command of a single keyboard con... | 8 | 4 | [
{
"comment_id": "6401544",
"author": "Victor Martelli",
"timestamp": "2021-11-24T16:53:29",
"content": "“Music was created by humans”The hubris runs deep here.https://www.birdnote.org/https://www.youtube.com/watch?v=wKhFZPefb64",
"parent_id": null,
"depth": 1,
"replies": [
{
... | 1,760,372,875.746618 | ||
https://hackaday.com/2021/11/24/why-deep-frying-turkey-can-go-very-wrong/ | Why Deep Frying Turkey Can Go Very Wrong | Lewin Day | [
"Featured",
"Holiday Hacks",
"Interest",
"Slider"
] | [
"fire",
"thanksgiving",
"turkey"
] | Tomorrow is Thanksgiving and that means Americans across the United States will be cooking up a turkey feast. One of the most popular ways to cook the bird is by deep frying it in oil.
Local TV stations everywhere spend this week warning about turkey frying. They’re not wrong… if things get out of hand you can end up b... | 93 | 34 | [
{
"comment_id": "6401516",
"author": "Ken de AC3DH",
"timestamp": "2021-11-24T15:04:03",
"content": "Happy Thanksgiving or happy turkey day, don’t burn your house down.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6401531",
"author": "Ostracus",
... | 1,760,372,876.090642 | ||
https://hackaday.com/2021/11/24/e-monowheel/ | E-MonoWheel | Matthew Carlson | [
"3d Printer hacks",
"Transportation Hacks"
] | [
"3d printed",
"ebike",
"monowheel"
] | Generally, monowheels are that wacky, wildly futuristic transport that we lump in the same category as hoverbikes and jetpacks: strange, currently impractical, but very cool. Not content with waiting for the distant future, [Sam Barker] made
his own electric monowheel.
(Video, embedded below.)
The hardest part of any m... | 16 | 9 | [
{
"comment_id": "6401481",
"author": "jpa",
"timestamp": "2021-11-24T12:05:31",
"content": "Same joy as this kid had a 100 years ago :)https://www.youtube.com/watch?v=GF0rqlgdaHMMaybe one day someone will figure out a way to brake effectively.",
"parent_id": null,
"depth": 1,
"replies": ... | 1,760,372,875.66776 | ||
https://hackaday.com/2021/11/24/you-cant-upgrade-soldered-on-laptop-ram-think-again/ | You Can’t Upgrade Soldered-On Laptop RAM? Think Again | Jenny List | [
"Repair Hacks"
] | [
"BGA soldering",
"memory upgrade",
"ram"
] | Upgrading the memory in a computer is usually a straightforward case of swapping out a few DIMMs or SODIMMs, with the most complex task being to identify the correct type of memory from the many available. But sometimes a laptop manufacturer can be particularly annoying, and restrict upgradability by soldering the RAM ... | 82 | 18 | [
{
"comment_id": "6401460",
"author": "BT",
"timestamp": "2021-11-24T09:40:38",
"content": "“I bought a BGA re-balling kit”. Who knew? Fascinating read and excellent pics which just leaves me feeling old and outdated! Back to my through hole resistors…",
"parent_id": null,
"depth": 1,
"re... | 1,760,372,876.202102 | ||
https://hackaday.com/2021/11/23/cracking-open-the-prince-floppy-after-the-purple-reign/ | Cracking Open The Prince Floppy After The Purple Reign | Kristina Panos | [
"Misc Hacks"
] | [
"fonts",
"internet archive",
"Prince",
"TAFKAP"
] | Readers of a certain vintage will no doubt remember the time when Prince eschewed his royal position and became an unpronounceable symbol. People had no choice but to refer to him as TAFKAP, The Artist Formerly Known As Prince, and members of the music press were sent a 3.5″ floppy disk with a font file containing a si... | 21 | 6 | [
{
"comment_id": "6401425",
"author": "Derek Tombrello",
"timestamp": "2021-11-24T06:51:58",
"content": "I still have that game (Prince Interactive). I t was pretty cool and the music was awesome!",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6401512",
... | 1,760,372,875.845616 | ||
https://hackaday.com/2021/11/23/observing-a-plants-vascular-system-with-x-ray-video/ | Observing A Plant’s Vascular System With X-Ray Video | Mike Szczys | [
"digital cameras hacks"
] | [
"fpga",
"x-ray"
] | [Ben Krasnow] has a knack for showing us what’s inside of things while they’re moving. This week’s
Applied Science
experiment has him
making time-lapse X-ray videos of things
. This plant’s vascular system is just one of a few examples, the others being a dial clock and the zoom lens on a DSLR.
The trick here is having... | 2 | 1 | [
{
"comment_id": "6401469",
"author": "Murray",
"timestamp": "2021-11-24T10:48:19",
"content": "Observing a plants vascular system, or observing a plants gastro intestinal system.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6401527",
"author": "Mi... | 1,760,372,876.24143 | ||
https://hackaday.com/2021/11/23/diy-high-flow-3d-printing-nozzle/ | DIY High Flow 3D Printing Nozzle | Al Williams | [
"3d Printer hacks"
] | [
"3d printing",
"high flow nozzle",
"hotend",
"volcano"
] | Sometimes advances happen when someone realizes that a common sense approach isn’t the optimal one. Take radio. Success in radio requires bigger antennas and more power, right? But cell phones exist because someone realized you could cram more people on a frequency if you use less power and smaller antennas to limit th... | 50 | 13 | [
{
"comment_id": "6401222",
"author": "Victor Manuel Suarez Rovere",
"timestamp": "2021-11-23T09:10:41",
"content": "Patents don’t prevent just selling a device but also making them. They’re there just to learn. It’s maybe murky waters to encourage others to make them. From a legal staindpoint. If th... | 1,760,372,876.367758 | ||
https://hackaday.com/2021/11/22/a-pdp-11-by-any-other-name-heathkit-h11-teardown-and-repair/ | A PDP 11 By Any Other Name: Heathkit H11 Teardown And Repair | Al Williams | [
"Retrocomputing"
] | [
"DEC PDP-11",
"heathkit",
"pdp-11",
"retrocomputing"
] | [Lee Adamson] is no stranger to classic computers.
He recently picked up a Heathkit H11A
which, as you might remember, is actually a PDP-11 from DEC. Well, technically, it is an LSI-11 but still. Like a proper LSI-11, the computer uses the DEC QBus. Unlike a lot of computers of its day, the H11 didn’t have a lot of swi... | 31 | 9 | [
{
"comment_id": "6401208",
"author": "Vincentdike",
"timestamp": "2021-11-23T06:16:23",
"content": "Nice one",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "6401211",
"author": "Comedicles",
"timestamp": "2021-11-23T06:36:55",
"content": "I had to m... | 1,760,372,877.31562 | ||
https://hackaday.com/2021/11/22/visualizing-wifi-with-a-converted-3d-printer/ | Visualizing WiFi With A Converted 3D Printer | Dan Maloney | [
"Wireless Hacks"
] | [
"3d printer",
"ESP32",
"NodeMCU",
"numpy",
"python",
"RSSI",
"scanner",
"visualization",
"wifi"
] | We all know we live in a soup of electromagnetic radiation, everything from AM radio broadcasts to cosmic rays. Some of it is useful, some is a nuisance, but all of it is invisible. We know it’s there, but we have no idea what the fields look like. Unless you put something like
this 3D WiFi field strength visualizer
to... | 9 | 3 | [
{
"comment_id": "6401190",
"author": "somebody",
"timestamp": "2021-11-23T03:14:59",
"content": "Also seehttps://hackaday.com/2015/02/17/mapping-wifi-signals-in-3-dimensions/",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "6401202",
"author": "Erik Johnson"... | 1,760,372,876.741358 | ||
https://hackaday.com/2021/11/22/shop-built-rig-measure-strength-of-wood-accurately/ | Shop-Built Rig Measures Strength Of Wood Accurately | Dan Maloney | [
"Tool Hacks"
] | [
"gears",
"jack",
"jackscrew",
"raspberry pi",
"stepper",
"strain gauge",
"wood",
"woodworking"
] | Wood is an incredibly versatile material, but like everything else, it has its limits. Build a chair from weak wood and the worst that can happen is probably not that bad. But if you build machine tools from wood, the stakes for using the wrong wood can be a bit higher.
That’s the thinking behind
the wood strength test... | 7 | 3 | [
{
"comment_id": "6401183",
"author": "Jeff NME",
"timestamp": "2021-11-23T02:45:13",
"content": "It’s “jerry rigged”, not sure what a jury would have to do with it. ¯\\_(ツ)_/¯Matthias Wandel always has ingenious wood or woodworking devices on the boil.",
"parent_id": null,
"depth": 1,
"r... | 1,760,372,876.649593 | ||
https://hackaday.com/2021/11/22/gba-remote-play-upgrade-lets-you-play-playstation-on-the-bus/ | GBA Remote Play Upgrade Lets You Play PlayStation On The Bus | Lewin Day | [
"handhelds hacks",
"Nintendo Game Boy Hacks",
"Nintendo Hacks"
] | [
"crash bandicoot",
"game boy advance",
"nintendo",
"Nintendo Game Boy",
"playstation",
"raspberry pi"
] | The Nintendo Game Boy Advance was basically
the
handheld gaming situation of its era, by virtue of the fact that it had no serious competitors in the market. The system was largely known for 2D games due to hardware limitations.
However, [Rodrigo Alfonso] has recently upgraded his
GBA Remote Play system
that lets him p... | 4 | 3 | [
{
"comment_id": "6401212",
"author": "Bob Dole",
"timestamp": "2021-11-23T06:45:56",
"content": "That’s cool",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "6401297",
"author": "Sunoo",
"timestamp": "2021-11-23T17:12:37",
"content": "Since this is b... | 1,760,372,876.691485 | ||
https://hackaday.com/2021/11/22/simple-but-stylish-numitron-clock-can-display-time-date-and-temperature/ | Simple But Stylish Numitron Clock Can Display Time, Date And Temperature | Robin Kearey | [
"Arduino Hacks",
"clock hacks"
] | [
"clock thermometer",
"numitron",
"numitron clock"
] | While it seems like Nixie tubes get all the attention when it comes to making retro-style displays, there are plenty of other display technologies that can make a good-looking retro design. Take the Numitron tube: introduced by RCA in the early 1970s, these display tubes might look superficially similar to Nixies but w... | 6 | 4 | [
{
"comment_id": "6401136",
"author": "YGDES",
"timestamp": "2021-11-22T19:43:37",
"content": "You mileage will vary but the Numitrons I have tested are fine at about 2V and 10mA per segment.https://hackaday.io/project/26068-numitron-hexadecimal-display-module",
"parent_id": null,
"depth": 1,... | 1,760,372,876.871039 | ||
https://hackaday.com/2021/11/22/pfas-the-organofluorines-your-biochemist-warned-you-about/ | PFAS: The Organofluorines Your Biochemist Warned You About | Maya Posch | [
"Hackaday Columns",
"Science",
"Slider"
] | [
"Chemistry",
"environment",
"pfas"
] | Sometimes it begins to feel like a tradition that a certain substance or group of substances become highly popular due to certain highly desirable chemical or physical properties, only for these chemicals then to go on to turn out to form a hazard to the biosphere, human life, or both. In the case of per- and polyfluor... | 49 | 26 | [
{
"comment_id": "6401110",
"author": "r4m0n",
"timestamp": "2021-11-22T18:42:03",
"content": "Apparently all the data for those cancer cases came fromhttp://dx.doi.org/10.1289/ehp.1306615and had no extra data confirming it afterwards. Taking a look at the paper, it looks like a fishing expedition: t... | 1,760,372,876.831163 | ||
https://hackaday.com/2021/11/21/magic-in-vr-that-depends-on-your-actual-state-of-mind/ | Magic In VR That Depends On Your Actual State Of Mind | Donald Papp | [
"Science",
"Virtual Reality"
] | [
"biofeedback",
"brain sensor",
"brain waves",
"eeg",
"magic",
"muse",
"skyrim",
"state of mind",
"virtual reality"
] | [Cangar]’s excitement is palpable in his release of
a working brain-computer interface (BCI) mod for Skyrim VR
, in which the magic system in the game is modified so that spell effectiveness is significantly boosted when the player is in a focused mental state. [Cangar] isn’t just messing around, either. He’s a neurosc... | 10 | 6 | [
{
"comment_id": "6400950",
"author": "SPD",
"timestamp": "2021-11-22T01:53:21",
"content": "Actually kinda cool. Someone should try set this up at a event, then we can test if we are suited to being mages. :)",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "64... | 1,760,372,876.922881 | ||
https://hackaday.com/2021/11/21/taking-the-bark-out-of-reverb-with-wood-scraps/ | Taking The Bark Out Of Reverb With Wood Scraps | Matthew Carlson | [
"Art",
"home hacks"
] | [
"reverb",
"scrap wood",
"sound deadening",
"studio",
"woodworking",
"zac builds"
] | For the past few years, many have become used to having virtual meetings in their homes. Spaces like kitchen tables, couches, spare bedrooms, and hammocks in the yard have all become “offices”. As you can imagine, many of these spaces aren’t well known for their acoustic qualities. [Zac]
built a sound diffusion art pie... | 49 | 16 | [
{
"comment_id": "6400862",
"author": "Greg A",
"timestamp": "2021-11-21T18:51:17",
"content": "CA??? who uses CA with wood?",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6400865",
"author": "Dan",
"timestamp": "2021-11-21T18:59:02",
... | 1,760,372,877.255217 | ||
https://hackaday.com/2021/11/21/polymer-discovery-gives-3d-printed-sand-super-strength/ | Polymer Discovery Gives 3D-printed Sand Super Strength | Dave Rowntree | [
"3d Printer hacks"
] | [
"binder",
"cyanoacrylate",
"jetting",
"PEI",
"sand"
] | Research activity into 3D printing never seems to end, with an almost constant stream of new techniques and improvements upon old ones hitting the news practically daily. This time, the focus is on a technique we’ve not covered so much, namely binder jetting additive manufacturing (BJAM for short, catchy huh?) Specific... | 29 | 9 | [
{
"comment_id": "6400852",
"author": "Dude",
"timestamp": "2021-11-21T17:22:01",
"content": "Can you put it in nature, or will it shed toxic particles?",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6400935",
"author": "Gravis",
"timestamp": ... | 1,760,372,876.989006 | ||
https://hackaday.com/2021/11/21/a-trackball-so-good-you-cant-buy-it/ | A Trackball So Good You Can’t Buy It | Jenny List | [
"Peripherals Hacks"
] | [
"billiard ball",
"rp2040",
"trackball"
] | The projects we feature on Hackaday are built to all standards, and we’d have to admit that things have left our own benches as bundles of wire and tape. Sometimes we see projects built to such a high standard that we’re shocked that they aren’t a high-end manufactured product, such as
[jfedor2]’s two-ball trackball pr... | 21 | 10 | [
{
"comment_id": "6400822",
"author": "robobobo",
"timestamp": "2021-11-21T12:09:46",
"content": "even the config tool looks pro. what a beast",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "6400826",
"author": "NiHaoMike",
"timestamp": "2021-11-21T12:40... | 1,760,372,877.049566 | ||
https://hackaday.com/2021/11/21/light-tracking-beam-robot-can-see-the-light/ | Light-Tracking BEAM Robot Can See The Light | Lewin Day | [
"Art",
"Robots Hacks"
] | [
"beam",
"beam robotics",
"Circuit Sculpture",
"light sensor"
] | BEAM robotics, which stands for Biology, Electronics, Aesthetics, and Mechanics, is an ethos that focuses on building robots with simple analog circuits. [NanoRobotGeek] built a great example of the form, creating a light-tracking robot that uses
no batteries and no microcontrollers.
The robot aims to track the brighte... | 14 | 5 | [
{
"comment_id": "6400823",
"author": "Jack Spiggle (NanoRobotGeek)",
"timestamp": "2021-11-21T12:14:39",
"content": "I am finally early enough to participate in the discussion about one of my builds! Love the “neither steampunk nor cyberpunk” comment because I feel the same and have never referred t... | 1,760,372,877.374399 | ||
https://hackaday.com/2021/11/20/pssst-heres-a-novel-ssb-radio-design-with-only-seven-transistors/ | PSSST! Here’s A Novel SSB Radio Design With Only Seven Transistors | Ryan Flowers | [
"Radio Hacks"
] | [
"2n2219a",
"2n2222a",
"amateur radio",
"ham radio",
"IRF510",
"QRP",
"QRP operation"
] | When [Pete Juliano] sat down to design a sideband transceiver for the 20 Meter (14 MHz) ham radio band, he eschewed the popular circuits that make up so many designs. He forged ahead, building a novel design that he calls
Pete’s Simple Seven SSB Transceiver, or PSSST
for short.
What makes the PSSST so simple is not onl... | 45 | 12 | [
{
"comment_id": "6400803",
"author": "sexton16",
"timestamp": "2021-11-21T07:59:57",
"content": "Including an Arduino and a Lm380 I think there are a lot more than 7 transistors.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6400824",
"author": "Thi... | 1,760,372,877.503755 | ||
https://hackaday.com/2021/11/20/flowio-takes-top-honors-in-the-2021-hackaday-prize/ | FlowIO Takes Top Honors In The 2021 Hackaday Prize | Dan Maloney | [
"contests",
"Featured",
"News",
"Slider",
"The Hackaday Prize"
] | [
"2021 Hackaday Prize",
"grand prize",
"winners"
] | FlowIO Platform, a modular pneumatics controller for soft robotics and smart material projects, took home Grand Prize honors at the
2021 Hackaday Prize
. Aside from the prestige of coming out on top of hundreds of projects and bragging rights for winning the biggest hardware design challenge on Earth, the prize carries... | 8 | 4 | [
{
"comment_id": "6400796",
"author": "the_3d6",
"timestamp": "2021-11-21T04:03:50",
"content": "I wonder if the 3rd place was awarded while fully realizing how tiny is the power output of that approach",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6400811",... | 1,760,372,877.426039 | ||
https://hackaday.com/2021/11/20/cheating-a-pedometer-the-easy-way/ | Cheating A Pedometer The Easy Way | Lewin Day | [
"Misc Hacks"
] | [
"pedometer",
"smartwatch",
"watch"
] | These days, pedometers are integrated into just about every smartwatch on the market, and some of the dumber ones too. Tracking step counts has become a global pastime, and at times, a competitive one. However, any such competition can easily be gamed,
as demonstrated by [Luc Volders].
Generally, all it takes to fool a... | 9 | 7 | [
{
"comment_id": "6400769",
"author": "Bruce",
"timestamp": "2021-11-21T00:06:44",
"content": "Yes, the smart watches are not very smart. Mine (a well known brand) counts steps while I sleep. It once counted 50 flights of stairs when there were no stairs. (Too be fair, it was trying to account fo... | 1,760,372,877.545312 | ||
https://hackaday.com/2021/11/20/the-sodium-chloride-crystal-method/ | The (Sodium Chloride) Crystal Method | Al Williams | [
"chemistry hacks"
] | [
"Chemistry",
"crystals",
"salt",
"salt crystals",
"sodium chloride",
"table salt"
] | [Chase’s] post titled “
How to Grow Sodium Chloride Crystals at Home
” might as well be called “Everything You Always Wanted to Know about Salt Crystals (but Were Afraid to Ask).” We aren’t sure what the purpose of having transparent NaCl crystals are, but we have to admit, they look awfully cool.
Sodium chloride, of c... | 25 | 13 | [
{
"comment_id": "6400732",
"author": "Severe Tire Damage",
"timestamp": "2021-11-20T21:15:43",
"content": "There are a host of interesting water soluble compounds that a person can get busy with growing crystals, so you don’t need to fool around with furnaces full of molten metal. Copper Sulphate i... | 1,760,372,877.607785 | ||
https://hackaday.com/2021/11/20/the-pros-and-cons-of-a-power-flush-toilet/ | The Pros And Cons Of A Power Flush Toilet | Lewin Day | [
"classic hacks"
] | [
"toilet"
] | By and large, toilet design hasn’t radically changed in a good long time. The problem was considered solved, and society moved on. However, [Handy Geng] was tasked by a friend to build a toilet with an extra-powerful flush, so he went ahead
and did just that.
The concept is simple; the water tank in the custom-built to... | 36 | 18 | [
{
"comment_id": "6400702",
"author": "smellsofbikes",
"timestamp": "2021-11-20T18:04:42",
"content": "When my wife and I met she was living in an apartment with a low-flow high-pressure toilet, that had a stainless steel tank inside the traditional ceramic tank with some sort of small compressor sys... | 1,760,372,877.694278 | ||
https://hackaday.com/2021/11/20/hackaday-remoticon-whats-happening-right-now-2/ | Hackaday Remoticon: What’s Happening Right Now | Mike Szczys | [
"cons"
] | [
"2021 Hackaday Remoticon"
] | Here’s what you need to know to take part in the Hackaday Remoticon Today.
Watch all of today’s talks
on the live stream
Interact with everyone
by joining Discord
Notable Events:
All talk and schedule information is available on
the conference webpage
, but here are the things you don’t want to miss (all times are Paci... | 1 | 1 | [
{
"comment_id": "6400940",
"author": "Mr Name Required",
"timestamp": "2021-11-22T01:06:34",
"content": "Well I got to watch a number of speakers on the Youtube livestream and wow I was impressed. The electricity smart meter guy’s analysis was amazing! Also the return of chip whisperer and going fro... | 1,760,372,878.356781 | ||
https://hackaday.com/2021/11/20/remoticon-is-on/ | Remoticon Is On! | Elliot Williams | [
"cons"
] | [
"2021 Hackaday Remoticon"
] | If you’re reading this post while the bits are still fresh, you’ve got about four hours until day two of
Hackaday Remoticon 2021
. You can feel the electricity in the air, right? We’ve got an absolutely
stellar line-up this year
: every talk is gonna be a good talk.
Friday was great fun, and you can still still rewind
... | 0 | 0 | [] | 1,760,372,877.816642 | ||
https://hackaday.com/2021/11/20/its-doom-this-time-on-a-bluetooth-le-dongle/ | It’s Doom, This Time On A Bluetooth LE Dongle | Jenny List | [
"Games",
"Microcontrollers"
] | [
"does it run doom",
"doom",
"nRF52840"
] | By now most readers should be used to the phenomenon of taking almost any microcontroller and coaxing it to run a port of the 1990s grand-daddy of all first-person shooters, id Software’s
Doom
. It’s been done on a wide array of devices, sometimes only having enough power for a demo mode but more often able to offer th... | 4 | 2 | [
{
"comment_id": "6400664",
"author": "Jim",
"timestamp": "2021-11-20T12:28:13",
"content": "Very nice work, and nicely documented! Enjoyed the read-up and video. I’m surprised to see that the Bluetooth audio and keypad hardly hampered the speed.",
"parent_id": null,
"depth": 1,
"replies"... | 1,760,372,877.852994 | ||
https://hackaday.com/2021/11/20/ipod-mod-puts-pi-zero-in-new-bod/ | IPod Mod Puts Pi Zero In New Bod | Michael Shaub | [
"ipod hacks",
"Portable Audio Hacks",
"Raspberry Pi"
] | [
"github",
"hackaday.io",
"ipod",
"portable raspberry pi",
"Raspberry Pi Case",
"Raspberry Pi Zero W",
"Rasperry Pi Zero",
"Rockbox",
"waveshare"
] | We sure love to see nicely designed products get a new lease on life. Just as the new Raspberry Pi Zero 2 was being announced, [production] was
stuffing an original RPi Zero into an old iPod’s case
.
[production] cites several previous, similar projects that showed how to interface with the click-wheel, a perfectly fit... | 7 | 5 | [
{
"comment_id": "6400675",
"author": "Jacob W. Hildebrandt",
"timestamp": "2021-11-20T13:31:05",
"content": "Awesome project. Qi charging with a stainless steel back would be quite a trick!",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6400700",
"au... | 1,760,372,877.903251 | ||
https://hackaday.com/2021/11/19/pinephone-speed-up-takes-soldering/ | PinePhone Speed Up Takes Soldering | Al Williams | [
"Linux Hacks",
"Phone Hacks"
] | [
"emmc",
"pinephone"
] | It is no secret that we like a good hack and [Federico Amedeo Izzo] explains
a hack for the PinePhone that can double the speed used for the device’s memory chips
. Like many good hacks, it all started with a question. [Federico] was reading
a review of the PinePhone Pro
(the source of the image for this post) and appa... | 19 | 4 | [
{
"comment_id": "6400637",
"author": "Andy",
"timestamp": "2021-11-20T09:40:29",
"content": "Excellent hack! Coincidentally, just now it looks like the original PinePhone has been discounted from £250 to $150",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6... | 1,760,372,878.038336 | ||
https://hackaday.com/2021/11/19/arduino-ham-radio-texting/ | Arduino + Ham Radio = Texting | Al Williams | [
"Arduino Hacks",
"Radio Hacks"
] | [
"APRS",
"arduino",
"ham radio",
"text messaging"
] | Over on the Spectrum web site, [Dale] — a relatively new ham radio operator — talks about his system for sending text messaging over VHF radios called
HamMessenger
. Of course, hams send messages all the time using a variety of protocols, but [Dale] wanted a self-contained and portable unit with a keyboard, screen, and... | 12 | 9 | [
{
"comment_id": "6400624",
"author": "Joshua",
"timestamp": "2021-11-20T08:37:22",
"content": "Awesome! 😎👍It also caused me a flashback of an old news from the early 2000s, btw.Back then, CBers in Germany sent “SMS” via Packet Radio.https://www.golem.de/0206/20444.html",
"parent_id": null,
... | 1,760,372,878.086632 | ||
https://hackaday.com/2021/11/19/run-unix-on-microcontrollers-with-pdp-11-emulator/ | Run UNIX On Microcontrollers With PDP-11 Emulator | Bryan Cockfield | [
"Microcontrollers"
] | [
"arduino",
"mega",
"microcontroller",
"pdp-11",
"SAMD21",
"SAMD51",
"Teensy",
"unix"
] | C and C++ are powerful tools, but not everyone has the patience (or enough semicolons) to use them all the time. For a lot of us, the preference is for something a little higher level than C. While Python is arguably more straightforward, sometimes the best choice is to work within a full-fledged operating system, even... | 40 | 11 | [
{
"comment_id": "6400560",
"author": "Somun",
"timestamp": "2021-11-20T00:41:26",
"content": "Comparing an operating system to a programming language is top notch trolling imho. Nice job.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6400570",
"auth... | 1,760,372,878.158718 | ||
https://hackaday.com/2021/11/19/electric-mini-rat-rod-starts-em-young/ | Electric Mini Rat Rod Starts ‘Em Young | Kristina Panos | [
"Transportation Hacks"
] | [
"mailbox",
"mobility scooter",
"rat rod",
"scrap build",
"tool battery",
"wheelbarrow"
] | These days, a lot of people barely even say hello to their neighbors. But not [dewey302]. They’re so tight with the people next door that
they built this bad-ass electric mini rat rod for the neighbors’ five-year-old kid
. Talk about community!
Nearly every bit of this rod is recycled — the body is a wheelbarrow, the t... | 4 | 3 | [
{
"comment_id": "6400520",
"author": "The Commenter Formerly Known As Ren",
"timestamp": "2021-11-19T21:42:17",
"content": "I would not have thought of using a mail box door as a faux radiator.(mind blown!)Great build, I just hope the child doesn’t get hurt using it.(yeah, I know, it probably isn’t ... | 1,760,372,878.323506 | ||
https://hackaday.com/2021/11/19/the-silent-dripper-dispenses-water-without-making-any-sound/ | The Silent Dripper Dispenses Water Without Making Any Sound | Robin Kearey | [
"Art"
] | [
"acoustic design",
"art",
"peristaltic pump",
"water dripper"
] | Engineering is all about making a design that conforms to a set of requirements. Usually those are boring things like cost, power consumption, volume, mass or compatibility with existing systems. But sometimes, you have to design something with restrictions you might have never considered. [Devon Bray] was tasked with ... | 6 | 5 | [
{
"comment_id": "6400512",
"author": "IIVQ",
"timestamp": "2021-11-19T20:43:28",
"content": "Hah. Today I was in art installation byhttp://raaaf.nl/which involved being in a near-pitch black silo with water dripping. The droplets are actually not water but glycerin, which being more viscous allows l... | 1,760,372,878.196119 | ||
https://hackaday.com/2021/11/19/hackaday-remoticon-whats-happening-right-now/ | Hackaday Remoticon: What’s Happening Right Now | Mike Szczys | [
"cons"
] | [
"2021 Hackaday Remoticon"
] | Here’s what you need to know to take part in the Hackaday Remoticon Today.
Watch all of today’s talks
on the live stream
Interact with everyone
by joining Discord
Notable Events:
All talk and schedule information is available on
the conference webpage
, but here are the things you don’t want to miss (all times are Paci... | 0 | 0 | [] | 1,760,372,878.392253 | ||
https://hackaday.com/2021/11/19/hackaday-podcast-145-remoticon-is-on-movie-fx-cold-plasma-and-the-purest-silicon/ | Hackaday Podcast 145: Remoticon Is On, Movie FX, Cold Plasma, And The Purest Silicon | Tom Nardi | [
"Hackaday Columns",
"Podcasts"
] | [
"Hackaday Podcast"
] | With literally just hours to go before the 2021 Hackaday Remoticon kicks off, editors Tom Nardi and Elliot Williams still managed to find time to talk about some of the must-see stories from the last week. There’s fairly heavyweight topics on the docket this time around, from alternate methods of multiplying large numb... | 3 | 1 | [
{
"comment_id": "6401282",
"author": "Dude",
"timestamp": "2021-11-23T16:26:55",
"content": "On the EV discussion and not seeing expired batteries: it’s hard to make the observation because the vast majority of EVs on the market are less than 10 years old.The Nissan Leaf for example made it to marke... | 1,760,372,878.429424 | ||
https://hackaday.com/2021/11/22/retrotechtacular-junior-missile-men-of-the-1960s/ | Retrotechtacular: Junior Missile Men Of The 1960s | Dan Maloney | [
"Retrotechtacular"
] | [
"california",
"Estes",
"launch",
"model rocket",
"retrotechtacular",
"rocketry",
"stem"
] | Just like the imaginative kids depicted in
“Junior Missile Men in Action,”
you’ll have to employ a fair bit of your own imagination to figure out what was going on in the original film, which seems to have suffered a bit — OK, a lot — from multiple rounds of digitization and format conversion. [GarageManCave] tells us ... | 30 | 13 | [
{
"comment_id": "6401083",
"author": "Tom Hargrave",
"timestamp": "2021-11-22T17:04:53",
"content": "I wasn’t in that club but I was definitely there. We built and destroyed our share of model rockets.My favorite was a 2 stage Nike Zeus. The first stage had a class D igniter rocket engine and from m... | 1,760,372,878.493198 | ||
https://hackaday.com/2021/11/22/blue-origin-rolls-out-test-article-for-next-gen-rocket/ | Blue Origin Rolls Out Test Article For Next-Gen Rocket | Tom Nardi | [
"Current Events",
"Featured",
"Slider",
"Space"
] | [
"BE-4",
"Blue Origin",
"nasa",
"New Glenn",
"SpaceX",
"starship"
] | By any metric you care to use, this is a very exciting time for America’s space program. NASA is refocusing their efforts towards the Moon and beyond, SpaceX is launching routine crew and cargo flights to the International Space Station with reusable rockets, and if you’ve got deep enough pockets, there are now multipl... | 28 | 8 | [
{
"comment_id": "6401069",
"author": "Grawp",
"timestamp": "2021-11-22T15:14:12",
"content": "Mandatory memehttps://i.redd.it/gu9p7m7hqyd71.jpg",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6401785",
"author": "Tris",
"timestamp": "2021-11-2... | 1,760,372,880.298581 | ||
https://hackaday.com/2021/11/22/tomatoes-are-not-guncotton/ | Tomatoes Are Not Guncotton | Lewin Day | [
"Science"
] | [
"guncotten",
"nitrocellulose",
"rocket",
"Tomato"
] | [Integza] hates tomatoes, but loves rocketry. Thus, he decided to see if he could process his most-loathed fruit into some sort of rocket fuel, or at least something relatively flammable. The experiment ended poorly,
but the science behind it is interesting.
The basic idea is that tomatoes are largely made up of water,... | 14 | 5 | [
{
"comment_id": "6401042",
"author": "IIVQ",
"timestamp": "2021-11-22T13:34:37",
"content": "Salami on the other hand makes exellent rocket fuel!",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6401056",
"author": "The Commenter Formerly Known As Ren"... | 1,760,372,880.190286 | ||
https://hackaday.com/2021/11/22/arduino-plays-the-glasses/ | Arduino Plays The Glasses | Al Williams | [
"Arduino Hacks",
"Musical Hacks",
"News"
] | [
"glass armonica",
"wine glass music"
] | Have you ever been on a city street and seen a busker playing music on glasses? Each glass has a different amount of water and produces a different note when tapped. [Cyberlab] must have seen them and created an
Arduino robot to play tunes on glasses
. You can see the result in the video below.
If we had done this, we ... | 8 | 5 | [
{
"comment_id": "6401011",
"author": "CRJEEA",
"timestamp": "2021-11-22T10:12:03",
"content": "I was kind of hoping that it would some how have a some sort of rubber or leather finger and be playing the glasses with friction rather than percussively.It would be tempting to make this with uranium gla... | 1,760,372,880.232562 | ||
https://hackaday.com/2021/11/21/slick-keyboard-built-with-pcb-magic/ | Slick Keyboard Built With PCB Magic | Dave Rowntree | [
"Peripherals Hacks"
] | [
"encoder",
"keyboard",
"KiCAD",
"lcd",
"pcb",
"rgb"
] | Sometimes a chance conversation leads you to discover something cool you’ve not seen before, and before you know it, you’re ordering parts for yet another hardware build. That’s what happened to this scribe the other day when chatting on
some random discord
, to QMK maintainer [Nick Brassel aka tzarc] about
Djinn, a go... | 21 | 6 | [
{
"comment_id": "6400982",
"author": "glaskows",
"timestamp": "2021-11-22T07:37:12",
"content": "“We have individual per-key RGB LEDs, RGB underglow, a rotary encoder, a five-way tactile thumb switch, and a 240×320 LCD per half. This slick design has enough features to keep a fair few of us happy.”F... | 1,760,372,880.355269 | ||
https://hackaday.com/2021/11/21/beaded-qr-code-bracelets-weave-a-storytelling-interface/ | Beaded QR Code Bracelets Weave A Storytelling Interface | Kristina Panos | [
"Art",
"Wearable Hacks"
] | [
"beads",
"interactive storytelling",
"Navajo",
"qr code",
"QR codes"
] | For centuries, people have been using patterns to communicate information in an eye-catching way. QR codes are no different, although they require a barcode scanner to decode rather than a knowledge of Navajo Native American history.
November is National Native American Heritage Month, and as part of their celebration,... | 14 | 5 | [
{
"comment_id": "6400957",
"author": "John",
"timestamp": "2021-11-22T03:04:27",
"content": "That’s pretty cool, but it’s a good thing I’m no longer a student. I’d definitely encode an unapproved website into the code. They only way they’d know was to check it, and I could always claim it was a bead... | 1,760,372,880.57283 | ||
https://hackaday.com/2021/11/21/hackaday-links-november-21-2021/ | Hackaday Links: November 21, 2021 | Dan Maloney | [
"Hackaday Columns",
"Hackaday links"
] | [
"black friday",
"bsod",
"cyber monday",
"doom",
"fingers",
"hackaday links",
"hoarding",
"id",
"snap",
"tablet",
"Thanos",
"Tindie",
"trademark",
"trolling",
"windows"
] | As the most spendiest time of the year rapidly approaches, it’s good to know that your hard-earned money doesn’t have to go towards gifts that are probably still sitting in the dank holds of container ships sitting at anchor off the coast of California. At least not if you shop
the Tindie Cyber Sale
that started yester... | 28 | 9 | [
{
"comment_id": "6400938",
"author": "gregg4",
"timestamp": "2021-11-22T00:51:37",
"content": "Well I just sent an email off to our fellow hacker concerning those tablets. But one thing remains? Why are they backless? That seems strange. Gonna see about getting Slackware to run there.",
"parent_... | 1,760,372,880.526658 | ||
https://hackaday.com/2021/11/19/popsicle-stick-piano-sounds-sweet/ | Popsicle-Stick Piano Sounds Sweet | Kristina Panos | [
"how-to",
"Musical Hacks"
] | [
"ideophone",
"kalimba",
"Popsicle stick",
"tongue depressor"
] | Technically, this is a kalimbaphone, and not a piano or even a chordophone since there are no strings. But this handcrafted instrument doesn’t just sound sweet, it’s also mellow, and it’s much nicer than you’re probably imagining.
Go check out the short build video, which starts with a demo
.
[Mash] started by drilling... | 12 | 10 | [
{
"comment_id": "6400448",
"author": "BT",
"timestamp": "2021-11-19T16:26:57",
"content": "“The Popsicle stick version didn’t sound so great, so [Mash] upgraded to tongue depressors…”So contrary to the article title, the popsickle-stick piano *didn’t* sound sweet.",
"parent_id": null,
"depth... | 1,760,372,880.464981 | ||
https://hackaday.com/2021/11/19/this-week-in-security-intel-atoms-spill-secrets-icmp-poisons-dns-and-the-blacksmith/ | This Week In Security: Intel Atoms Spill Secrets, ICMP Poisons DNS, And The Blacksmith | Jonathan Bennett | [
"Hackaday Columns",
"News",
"Security Hacks",
"Slider"
] | [
"blacksmith",
"DNS cache poisoning",
"This Week in Security"
] | Intel has announced
CVE-2021-0146, a vulnerability in certain processors
based on the Atom architecture, and the Trusted Platform Module (TPM) is at the center of the problem. The goal of the system around the TPM is to maintain system integrity even in the case of physical access by an attacker, so the hard drive is e... | 21 | 6 | [
{
"comment_id": "6400420",
"author": "Gravis",
"timestamp": "2021-11-19T15:22:32",
"content": "Intel clearly has put minimal effort into securing their processors. The set of affected CPUs were the only ones that weren’t hit by meltdown. I’m glad someone took a closer look at them.",
"parent_i... | 1,760,372,880.625319 | ||
https://hackaday.com/2021/11/19/change-desktop-environments-on-ios/ | Change Desktop Environments On… IOS? | Bryan Cockfield | [
"Mac Hacks"
] | [
"ios",
"jailbreak",
"linux",
"mac",
"macOS",
"port",
"posix",
"unix",
"xfce",
"xfce4"
] | While Apple’s modern operating systems may seem like they exist independently of the rest of the computing world, they are actually close cousins of modern versions of Linux. The primary link between the two is that Apple’s offerings are Unix-based and even though Linux isn’t Unix in the strict sense, it’s built to be ... | 32 | 4 | [
{
"comment_id": "6400382",
"author": "mip",
"timestamp": "2021-11-19T12:04:44",
"content": "> […] , the relationship between modern Apple operating systems and Linux is about as close as modern Porsches and the Volkswagen Beetle, […]Apple fanboy or just a highly inappropriate comparison?",
"pare... | 1,760,372,880.418668 | ||
https://hackaday.com/2021/11/19/cheap-big-servo-for-robot-arm/ | Cheap Big Servo For Robot Arm | Lewin Day | [
"3d Printer hacks"
] | [
"gearbox",
"planetary gears",
"servo",
"stepper motor"
] | [Skyentific] is looking to push the hobbyist robotics state of the art. Motors and their gears, the actuators, are typically the most expensive part. For his build, he realised he needed big servos capable of delivering plenty of torque. Thus, he set about creating
a 3D-printed design to get the job done on a budget.
(... | 10 | 5 | [
{
"comment_id": "6400345",
"author": "macona",
"timestamp": "2021-11-19T09:18:33",
"content": "It’s not a servo, it’s a planetary gearbox. A servo is a servo because of the closed loop between the actuator and the controller. Steppers are open loop, so not a servo.",
"parent_id": null,
"dept... | 1,760,372,880.142062 | ||
https://hackaday.com/2021/11/18/n64-mini-pc-conversion-includes-all-the-trimmings/ | N64 Mini PC Conversion Includes All The Trimmings | Chris Wilkinson | [
"Games",
"Nintendo Hacks"
] | [
"emulation",
"emulator",
"nintendo",
"nintendo 64"
] | We’ve seen quite a few retro gaming consoles physically modded to house modern emulation hardware, but the
NUC-64
by [RetroModder] stands out as one of the most impressive Nintendo 64 guttings that we’ve seen to date.
Observed from the front, the NUC-64 almost resembles a stock Nintendo console. The project’s name is p... | 8 | 5 | [
{
"comment_id": "6400328",
"author": "Andrew",
"timestamp": "2021-11-19T07:40:21",
"content": "Could have used a… oh, wait!",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "6400343",
"author": "Synless",
"timestamp": "2021-11-19T09:12:05",
"content":... | 1,760,372,880.695119 | ||
https://hackaday.com/2021/11/18/there-were-almost-jet-packs-on-the-moon/ | There Were Almost Jet Packs On The Moon | Al Williams | [
"Space"
] | [
"apollo",
"astronauts",
"jet pack",
"jetpack",
"moon"
] | Here it is almost 2022 and we still don’t have our jet packs. But don’t feel bad. NASA astronauts wanted
a lunar jetpack
, but they didn’t get one either. [Amy] at The Vintage Space has an interesting video about what almost was, and you can see it below.
Of course, a jet pack on the moon would be easier than an Earthb... | 21 | 12 | [
{
"comment_id": "6400284",
"author": "CMH62",
"timestamp": "2021-11-19T03:31:30",
"content": "Almost had ‘em on Mars too!https://youtu.be/5ScGvcdgr6I",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "6400291",
"author": "Michael Black",
"timestamp": "2021... | 1,760,372,881.142557 | ||
https://hackaday.com/2021/11/18/isolated-oscilloscope-design-process-shows-how-its-done/ | Isolated Oscilloscope Design Process Shows How It’s Done | Dave Rowntree | [
"hardware"
] | [
"design",
"digital Oscilloscope",
"isolated"
] | [Bart Schroder] was busy designing high voltage variable speed motor drives and was lamenting the inability of a standard scope to visualise the waveforms around the switch transistors. This is due to the three phase nature of such motors being driven with three current waveforms, out of phase with each other by 120 de... | 31 | 14 | [
{
"comment_id": "6400279",
"author": "Marc Fruchtman",
"timestamp": "2021-11-19T02:48:16",
"content": "Would love to see a 4 channel design that I can actually buy.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6400963",
"author": "JohnJ",
"... | 1,760,372,881.090251 | ||
https://hackaday.com/2021/11/18/minty-tunes-is-wireless-audio-in-an-altoids-tin/ | Minty Tunes Is Wireless Audio In An Altoids Tin | Lewin Day | [
"home entertainment hacks"
] | [] | These days, a lot of phones don’t have audio jacks anymore. It can make it hard to listen to music if your favorite headphones aren’t already wireless-enabled. Minty Tunes solves that problem,
combined with a little Altoids tin flair.
Yes, the long and the short of it is that this is a Bluetooth audio receiver built in... | 15 | 10 | [
{
"comment_id": "6400208",
"author": "echodelta",
"timestamp": "2021-11-18T21:17:27",
"content": "How does a BT radio signal get into a metal box? Is range limited? If it ain’t 5.0 it’s a waste of your hearing even with already compressed files.",
"parent_id": null,
"depth": 1,
"replies"... | 1,760,372,881.193874 | ||
https://hackaday.com/2021/11/18/you-are-a-projection-of-your-influences/ | YOU Are A Projection Of Your Influences | Kristina Panos | [
"Art",
"Misc Hacks"
] | [
"identity",
"laser cut",
"prism",
"refraction",
"typography"
] | Who are you? No, who are you
really
? You’re an amalgamation of influences from your family, your friends, the media, and the parasocial relationships you have with fictional characters. It’s okay; we all are. It can’t be helped that there’s a lot of it about.
[Kim Pimmel]’s YOU examines this question of identity in th... | 5 | 4 | [
{
"comment_id": "6400193",
"author": "echodelta",
"timestamp": "2021-11-18T20:09:37",
"content": "Very good, it would be great if not for what compression does to frame rate because this is not digital in it’s original form.",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"co... | 1,760,372,880.942368 | ||
https://hackaday.com/2021/11/18/privacy-report-what-android-does-in-the-background/ | Privacy Report: What Android Does In The Background | Bryan Cockfield | [
"Featured",
"Interest",
"Original Art",
"Phone Hacks",
"Slider"
] | [
"android",
"CalyxOS",
"GApps",
"GrapheneOS",
"LineageOS",
"MicroG",
"privacy"
] | We’ve come a long way from the Internet of the 90s and early 00s. Not just in terms of technology, capabilities, and culture, but in the attitude most of us take when accessing the ‘net. In those early days most users had a militant drive to keep any personal or identifying information to themselves beyond the occasion... | 76 | 29 | [
{
"comment_id": "6400129",
"author": "Harvie.CZ",
"timestamp": "2021-11-18T18:06:49",
"content": "I have Xiaomi Redmi 8 and i’ve noticed strange activity in files matching following pattern:/storage/emulated/0/MIUI/debug_log/common/tcpdump.pcap*(MIUI is proprietary GUI that ships exclusively with Xi... | 1,760,372,881.310229 | ||
https://hackaday.com/2021/11/18/video-gaming-like-its-1983-new-game-cartridges-from-atari/ | Video Gaming Like It’s 1983: New Game Cartridges From Atari | Jenny List | [
"Games",
"Retrocomputing"
] | [
"2600",
"atari",
"atari 2600",
"video game"
] | If you remember anything from 1983, it’s likely to be some of the year’s popular culture highlights, maybe
Return of the Jedi
, or Michael Jackson’s
Thriller
. For anyone connected with the video gaming industry though, it’s likely that year will stick in the mind for a completely different reason, as the year of the i... | 19 | 8 | [
{
"comment_id": "6400104",
"author": "andarb",
"timestamp": "2021-11-18T17:25:06",
"content": "Now if only EA would release Ultima 8 part II.",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "6400135",
"author": "j s",
"timestamp": "2021-11-18T18:20:18",
... | 1,760,372,881.579939 | ||
https://hackaday.com/2021/11/18/know-audio-get-into-the-groove/ | Know Audio: Get Into The Groove | Jenny List | [
"Hackaday Columns",
"home entertainment hacks"
] | [
"analog",
"analogue",
"audio",
"record player",
"turntable",
"vinyl"
] | The legendary Technics SL1200 direct-drive turntable, as used by countless DJs.
Photo by Dydric
CC-BY-SA 2.5
For me, the vinyl record player is the spiritual home of my audio listening experience, probably because I’m of the last generation to grow up when vinyl was king. The 12″ album, with its full-size sleeve and co... | 62 | 26 | [
{
"comment_id": "6400058",
"author": "Peter Knoppers",
"timestamp": "2021-11-18T15:18:14",
"content": "There is more to audio reproduction quality than frequency range. You also need to consider signal to noise ratio and susceptability to damage (like finger prints, other dirt and scratches). In the... | 1,760,372,881.409137 | ||
https://hackaday.com/2021/11/18/star-trek-tap-controller-take-two/ | Star Trek Tap Controller, Take Two | Chris Lott | [
"home hacks"
] | [
"badge",
"tap controller",
"wearable"
] | Engineering student and DIY enthusiast [Xasin] thought that the usual ways of controlling various home devices, such as phone apps and web interfaces, were too boring. Instead, he developed
the wearable Tap interface
which is a cross between a Star Trek comms badge and mobile holo-emitter. The basic idea is to control ... | 24 | 7 | [
{
"comment_id": "6399999",
"author": "Viktor",
"timestamp": "2021-11-18T12:15:07",
"content": "Does it come with built in NSA client?",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6400281",
"author": "John",
"timestamp": "2021-11-19T03:00:55... | 1,760,372,881.472446 | ||
https://hackaday.com/2021/11/18/c-is-the-greenest-programming-language/ | C Is The Greenest Programming Language | Chris Lott | [
"computer hacks"
] | [
"energy consumption",
"programming languages"
] | Have you ever wondered if there is a correlation between a computer’s energy consumption and the choice of programming languages? Well, a group of Portuguese university researchers did and set out to quantify it. Their 2017 research paper entitled
Energy Efficiency across Programming Languages / How Do Energy, Time, an... | 185 | 50 | [
{
"comment_id": "6399943",
"author": "Stephen Walters",
"timestamp": "2021-11-18T09:04:02",
"content": "And where is FORTH.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6399945",
"author": "YGDES",
"timestamp": "2021-11-18T09:07:27",
... | 1,760,372,881.789294 | ||
https://hackaday.com/2021/11/16/binaural-hearing-modeled-with-an-arduino/ | Binaural Hearing Modeled With An Arduino | Al Williams | [
"Arduino Hacks"
] | [
"arduino",
"audio",
"binaural",
"binaural audio",
"stereo"
] | You don’t have two ears by accident. [Stoppi] has
a great post about this
, along with a video you can see below. (The text is in German, but that’s what translation is for.) The point to having two ears is that you receive audio information from slightly different angles and distances in each ear and your amazing brai... | 15 | 6 | [
{
"comment_id": "6399470",
"author": "PWalsh",
"timestamp": "2021-11-16T19:38:15",
"content": "Um… if the sound hits both ears at the same time, how do you know the zombie isn’t *behind* you?The human sense of hearing is exceptional. By tilting the head and hearing the same sound, you can get a 3d m... | 1,760,372,881.523281 | ||
https://hackaday.com/2021/11/16/microplastics-are-everywhere-land-sea-and-air/ | Microplastics Are Everywhere: Land, Sea And Air | Lewin Day | [
"Featured",
"Interest",
"Science",
"Slider"
] | [
"environment",
"microplastics"
] | Plastics took off in the 20th century, with the new class of materials finding all manner of applications that metal, wood and paper simply couldn’t deliver on. Every field from electronics to the packaging of food found that plastics could play a role.
Now, over 150 years since the development of Parkesine in 1867, we... | 65 | 20 | [
{
"comment_id": "6399448",
"author": "macsimski",
"timestamp": "2021-11-16T18:17:38",
"content": "I wonder if in a few milion years that microplastic layer will be mined by the the intelligent species. Or will the time period be too short to get a thick enough layer.",
"parent_id": null,
"de... | 1,760,372,881.991783 | ||
https://hackaday.com/2021/11/16/3d-printed-marble-music-machine-looking-good-already/ | 3D Printed Marble Music Machine Looking Good Already | Dave Rowntree | [
"Musical Hacks"
] | [
"3d printed",
"korg",
"marble machine",
"resin"
] | Inspired by the enormous marble music machines from the staggeringly talented [Wintergatan] and the marble run builds by [Daniel de Bruin], [Ivan Miranda] has been busy again building a largely 3D printed contraption to test his ideas around
building his own marble music machine from scratch
. (Video, embedded below.)
... | 6 | 3 | [
{
"comment_id": "6399443",
"author": "matega",
"timestamp": "2021-11-16T17:41:11",
"content": "Mechanical contraptions designed to trigger an input for a computer rub me the wrong way. Button pushers, mouse movers, touchscreen actuators – you could have just injected those input events from software... | 1,760,372,882.118458 | ||
https://hackaday.com/2021/11/16/tech-in-plain-sight-eyeglasses/ | Tech In Plain Sight: Eyeglasses | Al Williams | [
"Engineering",
"Featured",
"History",
"Original Art",
"Slider"
] | [] | Glasses wearers, try a little experiment. Take off your glasses and look at this page or, at least, at something you can’t see well without your glasses. Now imagine if you lived in a time where there was nothing to be done about your vision. If you wear contacts or you have good vision — perhaps you had surgery — then... | 47 | 13 | [
{
"comment_id": "6399369",
"author": "Rich Holmes",
"timestamp": "2021-11-16T15:11:56",
"content": "If it were plain sight, I wouldn’t need the eyeglasses.",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "6399376",
"author": "joelfinkle",
"timestamp": "2... | 1,760,372,882.079329 | ||
https://hackaday.com/2021/11/16/for-all-their-expense-electric-cars-are-still-the-cheapest/ | For All Their Expense, Electric Cars Are Still The Cheapest | Jenny List | [
"Transportation Hacks"
] | [
"electric vehicle",
"ev",
"TCO"
] | A criticism that we have leveled at the move from internal combustion vehicles to electric ones is that their expense can put them well beyond the range of the not-so-well-heeled motorist. Many of the electric vehicles we’ve seen thus far have been niche models marketed as luxury accessories, and thus come with a speci... | 191 | 26 | [
{
"comment_id": "6399301",
"author": "steelman",
"timestamp": "2021-11-16T12:05:36",
"content": "The most environment friendly car is the one that hasn’t been produced.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6399305",
"author": "ev",
... | 1,760,372,882.335096 | ||
https://hackaday.com/2021/11/16/making-your-own-touchpad-with-pwm-and-rust/ | Making Your Own Touchpad With PWM And Rust | Matthew Carlson | [
"Peripherals Hacks"
] | [
"rust",
"stm32",
"TouchPad",
"usb"
] | The modern touchpads are incredible feats of engineering, with everything from complex signal processing for noise and tremendous economies of scale driving prices low. So [Kevin] decided to see if he could
make his own touchpad
. Partially out of curiosity of what makes one touchpad better than another, but also becau... | 9 | 5 | [
{
"comment_id": "6399282",
"author": "Pooo",
"timestamp": "2021-11-16T10:04:22",
"content": "Next, someone will likely kick off an effort to rewrite the firmware in C.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6399302",
"author": "Gravis",
... | 1,760,372,882.376426 | ||
https://hackaday.com/2021/11/15/pluto-spectrum-analyzer-uses-command-line/ | Pluto Spectrum Analyzer Uses Command Line | Al Williams | [
"Radio Hacks",
"Raspberry Pi"
] | [
"Pluto",
"pluto sdr",
"plutosdr",
"sdr",
"spectrum analyzer"
] | If you don’t care about shortwave frequencies, the PlutoSDR is a great deal. The device is supposed to be an evaluation board for Analog Device’s radio chips, but it does great as a software-defined radio that can receive and transmit and it even runs Linux internally. [SignalsEverywhere] shows how to use it as
a spect... | 11 | 4 | [
{
"comment_id": "6399259",
"author": "John",
"timestamp": "2021-11-16T06:38:39",
"content": "So it’s a hardware SDR that’s actually an evaluation board, and the same company (maybe?) is making the software spectrum analyzer that works with the SDR board. The software presumably comes preinstalled on... | 1,760,372,882.507876 | ||
https://hackaday.com/2021/11/17/russian-anti-satellite-weapon-test-draws-widespread-condemnation/ | Russian Anti-Satellite Weapon Test Draws Widespread Condemnation | Lewin Day | [
"News"
] | [
"anti-satellite",
"ASAT",
"LEO",
"low earth orbit",
"nasa",
"satellite",
"space junk"
] | On the morning of November 15, a Russian missile destroyed a satellite in orbit above Earth. The successful test of the anti-satellite weapon has infuriated many in the space industry, put astronauts and cosmonauts alike at risk, and caught the attention of virtually every public and private space organisation on the ... | 44 | 11 | [
{
"comment_id": "6399705",
"author": "DainBramage",
"timestamp": "2021-11-17T15:24:34",
"content": "I wonder whatever happened to the treaty that declared space to be off limits to such asinine stupidity?",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "639971... | 1,760,372,882.460513 | ||
https://hackaday.com/2021/11/17/arduino-library-makes-digital-rain-like-its-1999/ | Arduino Library Makes Digital Rain Like It’s 1999 | Tom Nardi | [
"classic hacks",
"Software Hacks"
] | [
"Arduino Library",
"digital rain",
"ESP32",
"ESP8266",
"matrix",
"matrix digital rain",
"TFT display"
] | There’s going to be a new
Matrix
movie in theaters next month, and you know what that means: we’re about to see a whole new generation get obsessed with the franchise’s iconic “Digital Rain” effect. Thanks to modern advertisement technology, expect to see lines of glittering text pouring down the displays of everything... | 31 | 8 | [
{
"comment_id": "6399655",
"author": "rpavlik",
"timestamp": "2021-11-17T12:15:39",
"content": "Now this has me wondering if the effect is still recognizable on a relatively coarse LED matrix, I kinda want to put it on my Adafruit EyeLights.Really cool to see a library for this, nice hack!",
"pa... | 1,760,372,882.635941 | ||
https://hackaday.com/2021/11/17/ntp-rust-and-arduino-make-a-phenomenal-frequency-counter/ | NTP, Rust, And Arduino Make A Phenomenal Frequency Counter | Jenny List | [
"Arduino Hacks"
] | [
"frequency counter",
"Frequency Standard",
"ntp"
] | Making a microcontroller perform as a frequency counter is a relatively straightforward task involving the measurement of the time period during which a number of pulses are counted. The maximum frequency is however limited to a fraction of the microcontroller’s clock speed and the accuracy of the resulting instrument ... | 28 | 10 | [
{
"comment_id": "6399626",
"author": "shinsukke",
"timestamp": "2021-11-17T09:28:50",
"content": "I’m sick of seeing Rust being pushed relentlesslyI get it, its the best thing since sliced bread",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6399632",
... | 1,760,372,882.569637 | ||
https://hackaday.com/2021/11/16/cramming-a-ds-inside-a-gameboy/ | Cramming A DS Inside A Gameboy | Matthew Carlson | [
"Games",
"handhelds hacks",
"Nintendo DS Hacks",
"Nintendo Game Boy Hacks",
"Nintendo Hacks"
] | [
"Case mod",
"gameboy",
"nintendo",
"Nintendo DS"
] | Many holiday recipes and console hacks share a common theme: cramming a thing inside another thing. Whether it’s turducken or a
Nintendo DS inside a Gameboy,
the result is always unexpected. The chassis for this mod is a humble Gameboy color with a Gameboy SP screen tackled on the top to serve as the secondary display.... | 4 | 3 | [
{
"comment_id": "6399780",
"author": "mjrippe",
"timestamp": "2021-11-17T18:39:38",
"content": "Best opening line in ages!",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6399812",
"author": "TerryMatthews",
"timestamp": "2021-11-17T21:33:49",... | 1,760,372,882.670968 | ||
https://hackaday.com/2021/11/16/hacking-multiplication-with-karatsubas-algorithm/ | Hacking Multiplication With Karatsuba’s Algorithm | Al Williams | [
"Software Development",
"Software Hacks"
] | [
"algorithms",
"math",
"multiplication"
] | People tend to obsess over making computer software faster. You can, of course, just crank up the clock speed and add more processors, but often the most powerful way to make something faster is to find a better way to do it. Sometimes those methods are very different from how a human being would do the same task, but ... | 8 | 5 | [
{
"comment_id": "6399622",
"author": "Truth",
"timestamp": "2021-11-17T08:35:39",
"content": "I like the algorithm and started reading around the subject, and on Wikipedia I found this “As a rule of thumb, Karatsuba’s method is usually faster when the multiplicands are longer than 320–640 bits”. And... | 1,760,372,882.713286 | ||
https://hackaday.com/2021/11/16/quick-and-not-very-dirty-negative-voltage-supply/ | Quick And (Not Very) Dirty Negative Voltage Supply | Adam Zeloof | [
"Misc Hacks"
] | [
"boost converter",
"boost-buck converter",
"buck converter",
"inverter",
"negative voltage",
"power supply"
] | There comes a time in every hardware hacker’s career during which they first realize they need a negative voltage rail in their project. There also comes a time, usually ~10ms after realizing this, when they reach for the
Art of Electronics
to try and figure out how the heck to actually introduce subzero voltages into ... | 11 | 6 | [
{
"comment_id": "6399571",
"author": "Tom Hargrave",
"timestamp": "2021-11-17T00:57:29",
"content": "There is a much easier way to accomplish this, depending on what your loads need.For example, if you need +/- 5V for an op amp just regulate to +10v and set up a 5V voltage divider. And then using yo... | 1,760,372,882.871763 | ||
https://hackaday.com/2021/11/16/jigglypuff-sensor-breathes-co2-so-you-dont-have-to/ | Jigglypuff Sensor Breathes CO2 So You Don’t Have To | Tom Nardi | [
"Art",
"Microcontrollers"
] | [
"dust sensor",
"environmental monitor",
"pcb art",
"pokemon",
"sensor"
] | We’ve seen a lot of environmental monitoring projects here at Hackaday. Seriously,
a lot
. They usually take the form of a microcontroller, a couple sensors, and maybe a 3D printed case to keep it all protected. They’re pretty similar functionally as well, with the only variation usually coming in the protocol used to ... | 3 | 1 | [
{
"comment_id": "6399515",
"author": "The Commenter Formerly Known As Ren",
"timestamp": "2021-11-16T21:36:01",
"content": "Not being a Pokeholic, I had trouble wondering what the pink thing was in the Title Photo!B^)",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment... | 1,760,372,883.090484 | ||
https://hackaday.com/2021/11/17/what-it-takes-turning-a-hatchback-into-a-race-car/ | What It Takes: Turning A Hatchback Into A Race Car | Lewin Day | [
"car hacks"
] | [
"citroen",
"citroen c1",
"motor racing",
"motorsport",
"race car",
"racing"
] | We’ve spoken a lot about building race cars here at Hackaday, but what does it actually look like to go out and do it? The boys from [Bad Obsession Motorsport] dived into that very question with their
Bargain Racement series last year.
The CityCar Cup championship aims to keep entry costs low and racing competitive by ... | 24 | 11 | [
{
"comment_id": "6399916",
"author": "Drone",
"timestamp": "2021-11-18T06:21:10",
"content": "No matter how fast it goes, that thing will always be a CLOWN CAR!",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6400030",
"author": "Henry Kowalski",
... | 1,760,372,883.046214 | ||
https://hackaday.com/2021/11/17/linux-coming-soon-to-m1-macbooks/ | Linux: Coming Soon To M1 Macbooks | Bryan Cockfield | [
"Linux Hacks"
] | [
"arch",
"arm",
"asahi",
"linux",
"M1",
"mac",
"macOS"
] | Regardless of the chipset or original intended use of any computer system, someone somewhere is going to want to try and run Linux on it. And why not? Linux is versatile and free to use as well as open-source, so it’s quite capable of running on almost anything. Of course, it takes a little while for the Linux folk to ... | 62 | 13 | [
{
"comment_id": "6399883",
"author": "Cluso99",
"timestamp": "2021-11-18T03:09:25",
"content": "IMHO it would be in Apple’s interest to allow linux to run on the M1 Macs. It would mean a lot more sales!But hey, we all know Apple :(",
"parent_id": null,
"depth": 1,
"replies": [
{
... | 1,760,372,883.294203 | ||
https://hackaday.com/2021/11/17/nixie-tube-indicator-tells-you-how-many-tasks-youve-got-left-to-do/ | Nixie Tube Indicator Tells You How Many Tasks You’ve Got Left To Do | Robin Kearey | [
"Misc Hacks"
] | [
"ESP8266",
"nixie",
"to-do list"
] | For busy people, keeping track of all the tasks on your to-do list can be a daunting task in itself. Luckily there’s software to help you keep organized, but it’s always nice to have a physical artifact as well. Inspired by some beautiful nixie clock designs, [Bertrand Fan] decided to
build a nixie indicator
that tells... | 10 | 6 | [
{
"comment_id": "6399855",
"author": "The Commenter Formerly Known As Ren",
"timestamp": "2021-11-18T00:07:29",
"content": "It would be difficult to build one suitable for my life, for every task I would remove, the count would increase by two or three.B^)",
"parent_id": null,
"depth": 1,
... | 1,760,372,883.130525 | ||
https://hackaday.com/2021/11/17/finally-a-piano-bbq-grill-that-you-can-drive-around-the-workshop/ | Finally, A Piano BBQ Grill That You Can Drive Around The Workshop | Lewin Day | [
"cooking hacks"
] | [
"barbecue",
"bbq",
"grill",
"piano"
] | It’s a truth universally acknowledged that sometimes a little music can add much to a nice afternoon picnic. It’s also well-known that meat cooked over hot coals should be turned regularly to allow for even cooking. This barbecue grille project from [Handy Geng]
delivers on both counts.
The project uses a full 88 motor... | 36 | 18 | [
{
"comment_id": "6399808",
"author": "Then",
"timestamp": "2021-11-17T21:14:29",
"content": "How do deal with such sublime work! How to relate to such a high form of information, technology, art. My life seems to have lost all meaning, or is it confirmation? Small existential crisis here.",
"par... | 1,760,372,883.196994 | ||
https://hackaday.com/2021/11/17/friday-getting-social-with-discord-and-bring-a-hack/ | Friday: Getting Social With Discord And Bring-a-Hack | Tom Nardi | [
"cons"
] | [
"2021 Hackaday Remoticon",
"BringAHack",
"Discord",
"Remoticon"
] | With just a few days to go before the kickoff of the
2021 Hackaday Remoticon
, we’re still working furiously behind the scenes to pack as much content as possible into the two day virtual event. In fact, there’s so much going on that we thought you’d appreciate getting a bit of a head start as far as planning your own ... | 14 | 7 | [
{
"comment_id": "6399814",
"author": "Mr Name Required",
"timestamp": "2021-11-17T21:48:55",
"content": "I looked at the Remoticon events, and all the event times are in US PDT time, leading me to think it’s really catering just to US attendees or is it ok / possible for non-US people to take a look... | 1,760,372,883.350786 | ||
https://hackaday.com/2021/11/17/scpi-on-teaching-your-devices-the-lingua-franca-of-laboratories/ | SCPI: On Teaching Your Devices The Lingua Franca Of Laboratories | Maya Posch | [
"Hackaday Columns",
"Skills",
"Slider",
"Software Development"
] | [
"lab automation",
"scpi"
] | One could be excused for thinking sometimes that the concept of connecting devices with other devices for automation purposes is a fairly recent invention. Yet for all the (relatively) recent hype of the Internet of Things and the ‘smart home’, laboratories have been wiring up their gear to run complicated measurement ... | 30 | 11 | [
{
"comment_id": "6399777",
"author": "Neira",
"timestamp": "2021-11-17T18:33:52",
"content": "That is quite a coincidence – I am currently writing my own SCPI library from scratch, for a project at University.My implementation is more C++ oriented to wrap things up with a cleaner interface (and let’... | 1,760,372,883.416964 | ||
https://hackaday.com/2021/11/17/how-to-make-a-classy-brassy-cardboard-pulp-mold/ | How To Make A Classy, Brassy Cardboard Pulp Mold | Kristina Panos | [
"green hacks",
"how-to"
] | [
"brass",
"cardboard",
"cardboard pulp",
"pulp mold",
"sustainable materials",
"wire screen mold"
] | When we last checked in with prolific prototypist [Eric Strebel], he was perfecting the design of an eco-friendly wireless charger and turning his initial paper prototype into a chipboard version 2.0 that takes manufacturing concerns into consideration. At the end of this second video in a series, [Eric] was printing o... | 4 | 3 | [
{
"comment_id": "6399779",
"author": "CRJEEA",
"timestamp": "2021-11-17T18:38:46",
"content": "This doubles as a fairly good starter for people looking to make little Faraday cages for rf things.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6399794",
... | 1,760,372,883.455836 | ||
https://hackaday.com/2021/11/15/machine-learning-shushes-stressed-dogs/ | Machine Learning Shushes Stressed Dogs | Adam Zeloof | [
"Arduino Hacks",
"Machine Learning"
] | [
"arduino",
"dog",
"machine learning",
"Mbed OS",
"TinyML"
] | If there’s one demographic that has benefited from people being stuck at home during Covid lockdowns, it would be dogs. Having their humans around 24/7 meant more belly rubs, more table scraps, and more attention. Of course, for many dogs, especially those who found their homes during quarantine, this has led to attach... | 20 | 10 | [
{
"comment_id": "6399229",
"author": "The Commenter Formerly Known As Ren",
"timestamp": "2021-11-16T03:17:30",
"content": "I leave a radio tuned to a talk station for my dog.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6755427",
"author": "cdilla... | 1,760,372,883.507373 | ||
https://hackaday.com/2021/11/15/designing-electronics-that-work/ | Designing Electronics That Work | Dave Rowntree | [
"Reviews"
] | [
"book",
"electronics",
"hardware",
"manufactuing",
"test"
] | [Hunter Scott] who has graced these pages a fair few times, has been working on electronics startups for the past ten years or so, and has picked up a fair bit of experience with designing and building hardware. Those of us in this business seem to learn the same lessons, quite often the hard way; we call it experience... | 36 | 11 | [
{
"comment_id": "6399200",
"author": "Bob",
"timestamp": "2021-11-16T00:07:09",
"content": "That isn’t what eutectic means. Look it up. If this is an example of his wisdom . . . . .",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6399211",
"author":... | 1,760,372,883.573995 | ||
https://hackaday.com/2021/11/15/extending-an-e-bike-range-from-good-to-wheelie-good/ | Extending An E-Bike Range From Good To Wheelie Good | Matthew Carlson | [
"Transportation Hacks"
] | [
"battery",
"e-bike",
"ebike",
"electric bike",
"ev",
"lithium battery"
] | It may not look like it in some parts of the world, but electric vehicles are gaining more and more market share over traditional forms of transportation. The fastest-growing segment is the e-bike, which some say are growing at 16x the rate of conventional bikes (which have grown at 15% during the pandemic). [Jacques M... | 25 | 7 | [
{
"comment_id": "6399192",
"author": "ooooo",
"timestamp": "2021-11-15T22:39:16",
"content": "Electric vehicles have been and still are a dead end. Already the infrastructure is struggling to keep up with demand when everyone goes to make a cup of tea during evening news. If it gets loaded with mill... | 1,760,372,883.63144 | ||
https://hackaday.com/2021/11/15/circuit-sculpture-lamp-is-a-colorful-cube-companion/ | Circuit Sculpture Lamp Is A Colorful Cube Companion | Lewin Day | [
"Art",
"Misc Hacks"
] | [
"brass rod",
"Circuit Sculpture",
"ws2812b"
] | Circuit sculpture is engineering and art all at play together. One must combine the functional with the aesthetically appealing. [EdwardA61] did just that
with this enchanting lamp build
.
Like many other circuit sculptures, the build relies on the aesthetic qualities of brass, though [EdwardA61] notes that copper wire... | 10 | 3 | [
{
"comment_id": "6399156",
"author": "vazhnov",
"timestamp": "2021-11-15T19:12:50",
"content": "Why are the most of instructables are under CC-BY-NC-SA? For me, they are not opensource :(",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6399172",
"auth... | 1,760,372,883.807395 | ||
https://hackaday.com/2021/11/15/dj-jackalope-live-set-will-close-out-hackaday-remoticon/ | DJ Jackalope Live Set Will Close Out Hackaday Remoticon | Mike Szczys | [
"cons"
] | [
"2021 Hackaday Remoticon",
"DJ Jackalope"
] | Remoticon is almost here, but by Saturday night it’ll be gone! The best sendoff we can think of is with a party, and DJ Jackalope is playing a live set to make that happen.
DJ Jackalope [Photo credit:
Eli Omen Photography
]
We’ve been lucky to have live music from DJ Jackalope at numberous Hackaday Superconferences imm... | 2 | 2 | [
{
"comment_id": "6399157",
"author": "Miss Jackalope",
"timestamp": "2021-11-15T19:13:17",
"content": "I am so excited to play again!!! Thank you so much, Hackaday, for having me back. (And for that smashing write up!) I love playing for everyone. I’m planning on bringing some bass house and of cour... | 1,760,372,884.033085 | ||
https://hackaday.com/2021/11/15/vacuum-tube-might-replace-gps-one-day/ | Vacuum “Tube” Might Replace GPS One Day | Al Williams | [
"gps hacks",
"Science"
] | [
"gps",
"quantum accelerometer",
"quantum gps",
"quantum gyroscope",
"quantum navigation",
"rubidium",
"sandia national laboratory"
] | GPS and similar satellite navigation systems changed everything. The modern generation is far less likely to have had to fold a service station map or ask someone for directions on the side of the road. But GPS isn’t perfect. You need to see the sky, for one thing. For another, an adversary could jam or take down your ... | 27 | 11 | [
{
"comment_id": "6399127",
"author": "The Commenter Formerly Known As Ren",
"timestamp": "2021-11-15T16:47:38",
"content": "Could it work for spelunking?",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6399128",
"author": "Piotrsko",
"timestam... | 1,760,372,883.766511 | ||
https://hackaday.com/2021/11/15/mining-and-refining-pure-silicon-and-the-incredible-effort-it-takes-to-get-there/ | Mining And Refining: Pure Silicon And The Incredible Effort It Takes To Get There | Dan Maloney | [
"chemistry hacks",
"Engineering",
"Featured",
"Original Art",
"Science",
"Slider"
] | [
"crystal",
"metallurgy",
"Mining and Refining",
"polysilicon",
"Quartz",
"quartzite",
"silane",
"silicon",
"silicon dioxide"
] | Were it not for the thin sheath of water and carbon-based life covering it, our home planet would perhaps be best known as the “Silicon World.” More than a quarter of the mass of the Earth’s crust is silicon, and together with oxygen, the silicate minerals form about 90% of the thin shell of rock that floats on the Ear... | 30 | 10 | [
{
"comment_id": "6399126",
"author": "Barry Carter",
"timestamp": "2021-11-15T16:43:08",
"content": "love these articles! It is fascinating to learn how the things we take for granted are incredibly complex all the way down the chain",
"parent_id": null,
"depth": 1,
"replies": [
{
... | 1,760,372,883.908516 | ||
https://hackaday.com/2021/11/15/teensy-midi-air-harp-sounds-huge/ | Teensy MIDI Air Harp Sounds Huge | Kristina Panos | [
"Musical Hacks"
] | [
"aetherharp",
"air harp",
"distance sensor",
"infrared",
"midi",
"Teensy"
] | Some of the coolest sounds come from wild instruments like orchestra strings, fretless basses, and theremins — instruments that aren’t tied down by the constraints of frets and other kinds of note boundaries.
[XenonJohn]’s air harp
is definitely among this class of music makers, all of which require a certain level of ... | 4 | 3 | [
{
"comment_id": "6399087",
"author": "Andrzej",
"timestamp": "2021-11-15T12:10:27",
"content": "This instrument doesn’t seem to match the first sentence of the article. It has 24 clearly defined notes, unlike various fretless instruments.Also, despite what the instructable states, VMPK does not prod... | 1,760,372,884.117554 | ||
https://hackaday.com/2021/11/15/treasure-hunting-with-a-handful-of-common-components/ | Treasure Hunting With A Handful Of Common Components | Adam Zeloof | [
"classic hacks",
"Parts"
] | [
"555 timer",
"electronics",
"metal detector",
"treasure hunt"
] | Sometimes simpler is better — when you don’t need the the computational power of an onboard microcontroller, it’s often best to rely on a simple circuit to get the job done. With cheap Raspberry Pis and ESP32s all over the place, it can be easy to forget that many simpler projects can be completed without a single line... | 16 | 6 | [
{
"comment_id": "6399071",
"author": "Bret Tschacher",
"timestamp": "2021-11-15T10:32:29",
"content": "Just looked at this project for the second time and was thinking a pot for volume would be nice. Going to construct it to see how well it works for me.",
"parent_id": null,
"depth": 1,
... | 1,760,372,884.079366 |
Subsets and Splits
No community queries yet
The top public SQL queries from the community will appear here once available.