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|---|---|---|---|---|---|---|---|---|---|---|---|
https://hackaday.com/2022/03/10/fumik-an-arduino-wall-drawing-robot-jellyfish/ | Fumik: An Arduino Wall Drawing Robot Jellyfish | Al Williams | [
"Arduino Hacks"
] | [
"plotter",
"wall plotter"
] | If you’ve ever wanted to build a large format plotter but didn’t have the floor space, maybe put it up against the wall and make it cute.
That’s the idea behind Fumik
, the wall-drawing robot. As you might expect, the little device is just a motion base with a pen. We hope there’s paper against the wall since not every... | 16 | 7 | [
{
"comment_id": "6444564",
"author": "IIVQ",
"timestamp": "2022-03-10T16:20:59",
"content": "I am surprized how precize this is (from the video). With the stepper motors so far apart, this is not a triangle (with the length determined solely by the length of the 3 sides, the upper being always the s... | 1,760,372,765.282687 | ||
https://hackaday.com/2022/03/10/how-did-we-get-to-the-speed-of-light/ | How Did We Get To The Speed Of Light? | Jenny List | [
"Featured",
"Interest",
"Science",
"Slider"
] | [
"c++",
"light",
"speed of light"
] | Every high school physics student knows
c
, or the speed of light, it’s 3 x 10^8 metres per second. More advanced or more curious students will know that this is an approximation, and the figure of
299,792,458
metres per second that forms the officially accepted figure comes from a resonance of the caesium atom from wh... | 52 | 13 | [
{
"comment_id": "6444544",
"author": "Brendan Hassett",
"timestamp": "2022-03-10T15:27:35",
"content": "This was demonstrated (the Fizeau method) by AlphaPhoenix on Youtube. He shows that it can be done with very basic equipment.http://www.youtube.com/watch?v=YMO9uUsjXaI",
"parent_id": null,
... | 1,760,372,765.808978 | ||
https://hackaday.com/2022/03/10/galaxy-users-accuse-samsung-of-throttling-performance-and-benchmark-rigging/ | Galaxy Users Accuse Samsung Of Throttling Performance And Benchmark Rigging | Chris Lott | [
"Cellphone Hacks",
"News"
] | [
"benchmark",
"geekbench",
"GOS",
"S22",
"Samsung Galaxy",
"throttling"
] | A lot of Samsung Galaxy users think that
Samsung has been throttling smartphone performance
, so much so that they don’t live up to their published specifications. At issue is the game optimizing service (GOS) which is intended to throttle the CPU while playing games to prevent overheating. S22 owners have recently dis... | 24 | 9 | [
{
"comment_id": "6444509",
"author": "Martin",
"timestamp": "2022-03-10T13:29:38",
"content": "Good, that I did not decide for Samsung a few months ago, when I needed a new phone. I really liked my Galaxy S5, but in the meantime it was too outdated (lack of memory for current apps). Now I have a Xi... | 1,760,372,765.531982 | ||
https://hackaday.com/2022/03/10/reflow-hotplate-teardown-uncovers-the-bare-minimum/ | Reflow Hotplate Teardown Uncovers The Bare Minimum | Al Williams | [
"Teardown",
"Tool Hacks"
] | [
"hot plate",
"hotplate",
"reflow"
] | [EEforEveryone] is trying to find a good hot plate for reflow soldering. After trying one cheap unit, he got
another one
. He was a bit underwhelmed. The grounding was suspect and the bed wasn’t totally flat. He tore it apart and was surprised that there was very little inside. While the construction wasn’t perfect, it... | 13 | 6 | [
{
"comment_id": "6444446",
"author": "Alphatek",
"timestamp": "2022-03-10T09:59:15",
"content": "It’s a hotplate. How complicated do you expect it to be?There are a huge number of homebrew hotplates around, from repurposed irons through to profile-managed heated/cooled enclosures.",
"parent_id":... | 1,760,372,765.165913 | ||
https://hackaday.com/2022/03/09/the-fliegerfaust-roars-back-to-life-after-77-years/ | The Fliegerfaust Roars Back To Life After 77 Years | Tom Nardi | [
"History",
"Weapons Hacks"
] | [
"rocket launcher",
"world war II",
"wwii"
] | As their prospects for victory in the Second World War became increasingly grim, the Germans developed a wide array of outlandish “Wonder Weapons” that they hoped would help turn the tide of the war. While these
Wunderwaffe
obviously weren’t enough to secure victory against the Allies, many of them represented the abso... | 36 | 12 | [
{
"comment_id": "6444395",
"author": "Ostracus",
"timestamp": "2022-03-10T06:43:20",
"content": "Sort of the rocket powered bullet scaled up.",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "6444402",
"author": "Drone",
"timestamp": "2022-03-10T07:03:01"... | 1,760,372,765.673175 | ||
https://hackaday.com/2022/03/09/webgpu-better-than-webgl/ | WebGPU… Better Than WebGL? | Al Williams | [
"Software Development",
"Software Hacks"
] | [
"gpu",
"opengl",
"WebGL",
"webgpu"
] | As the browser becomes more like an operating system, we are seeing more deep features being built into them. For example, you can now do a form of assembly language for the browser. Sophisticated graphics have been around using WebGL since around 2011, but some people find it hard to use. [Surma] was one of those peop... | 19 | 5 | [
{
"comment_id": "6444358",
"author": "Truth",
"timestamp": "2022-03-10T04:31:41",
"content": "GPU’s have a very large attack surface. Sometimes they can be configured to write to shared memory that is read only to the CPU. Allowing unfettered access to your GPU from the internet, could be very risky... | 1,760,372,765.58206 | ||
https://hackaday.com/2022/03/09/vfd-character-display-turned-into-audio-vu-meter/ | VFD Character Display Turned Into Audio VU Meter | Lewin Day | [
"Musical Hacks"
] | [
"arduino",
"vacuum fluorescent display",
"vfd",
"VU meter"
] | Humans love visualising music, whether it’s in the form of an inscrutable equation drawing squiggles in Winamp, or a simple VU meter pulsing with the beat. This build from [mircemk] is of the latter variety,
repurposing a VFD display to do the job.
The project is built around a VFM202MDA vacuum fluorescent display, whi... | 8 | 7 | [
{
"comment_id": "6444445",
"author": "Per Jensen",
"timestamp": "2022-03-10T09:53:52",
"content": "I love VFD’s and it surely looks better than the uglt blue/white LCD, but a link to your colleague’s article about the latter would be in order.https://hackaday.com/2021/11/08/visualizing-audio-with-an... | 1,760,372,765.473548 | ||
https://hackaday.com/2022/03/09/building-a-pendulum-clock-out-of-lego/ | Building A Pendulum Clock Out Of Lego | Lewin Day | [
"Misc Hacks"
] | [
"clock",
"lego",
"mechanical clock"
] | Pendulum clocks aren’t used quite as often these days as their cumbersome mechanics and timekeeping abilities have long been outshone by electronic alternatives. However, they’re still fun and they do work, so [PuzzLEGO]
set about building a working example with Lego
.
The rear view reveals the escapement built from Le... | 10 | 5 | [
{
"comment_id": "6444231",
"author": "Eric Chapin",
"timestamp": "2022-03-09T21:19:49",
"content": "Could be useful for punishing children. Make him or her stand in the corner until the big hand reaches to bottom. Like an hourglass",
"parent_id": null,
"depth": 1,
"replies": [
{
... | 1,760,372,765.113036 | ||
https://hackaday.com/2022/03/09/class-a-amplifiers-virtually/ | Class A Amplifiers, Virtually | Al Williams | [
"Parts"
] | [
"amplifier",
"class a amplifier",
"LTSpice",
"SPICE"
] | If you didn’t know better, you might think the phrase “class A amplifier” was a marketing term to help sell amplifiers. But it is, of course, actually a technical description of an amplifier that doesn’t distort the input waveform because it doesn’t depend on multiple elements to handle different areas of the input wav... | 21 | 5 | [
{
"comment_id": "6444186",
"author": "Michael Black",
"timestamp": "2022-03-09T19:56:33",
"content": "Of course, there is reason for class A. Class C may be more efficient, but you wouldn’t want the distortion for audio or some RF use.",
"parent_id": null,
"depth": 1,
"replies": [
... | 1,760,372,765.230022 | ||
https://hackaday.com/2022/03/09/bringing-the-art-of-origami-and-kirigami-to-robotics-and-medical-technology/ | Bringing The Art Of Origami And Kirigami To Robotics And Medical Technology | Maya Posch | [
"Hackaday Columns",
"Robots Hacks",
"Science",
"Slider"
] | [
"kirigami",
"origami",
"self-assembling robot",
"self-assembly",
"self-folding"
] | Traditionally, when it comes to high-tech self-assembling microscopic structures for use in medicine delivery, and refined, delicate grippers for robotics, there’s been a dearth of effective, economical options. While some options exist, they are rarely as effective as desired, with microscopic medicine delivery mechan... | 5 | 2 | [
{
"comment_id": "6444537",
"author": "mathman",
"timestamp": "2022-03-10T15:07:48",
"content": "Great article!DG is one of my favorite fields of math and this is really a very hands-on application of it.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6444539... | 1,760,372,765.328228 | ||
https://hackaday.com/2022/03/09/upgraded-3d-printed-tank-gets-better-drivetrain-and-controls/ | Upgraded 3D Printed Tank Gets Better Drivetrain And Controls | Lewin Day | [
"Transportation Hacks"
] | [
"3d print",
"large 3d prints",
"tank"
] | When it comes to 3D printed builds, they’re often limited in size due to the small build volume of most printers. However, [Ivan Miranda] has always gone big with his builds,
and his latest tank design shows that off in spades.
Looks comfy!
[Ivan] has been
working on printed human-sized tanks for years
, and his latest... | 11 | 3 | [
{
"comment_id": "6444237",
"author": "HaHa",
"timestamp": "2022-03-09T21:34:38",
"content": "Is there a single printed part in that ‘tank’ that couldn’t have been cut out of wood or metal?3d printing is great to produce hard/impossible to make parts…I don’t see any…wrong tool (for the visible parts ... | 1,760,372,765.860722 | ||
https://hackaday.com/2022/03/09/raspberry-pi-and-the-story-of-sd-card-corruption/ | Raspberry Pi And The Story Of SD Card Corruption | Arya Voronova | [
"Featured",
"Interest",
"Original Art",
"Raspberry Pi",
"Slider"
] | [
"file system corruption",
"micro sd",
"Micro Sd Card",
"raspberry pi",
"sd card",
"SD card corruption",
"sdtool"
] | Tales of Raspberry Pi SD card corruption are available online by the fistful, and are definitely a constant in Pi-adjacent communities. It’s apparent that some kind of problems tend to arise when a Raspberry Pi meets an SD card – which sounds quite ironic, since an SD card is the official and recommended way of booting... | 107 | 38 | [
{
"comment_id": "6444013",
"author": "Harvie.CZ",
"timestamp": "2022-03-09T15:13:21",
"content": "I think that PI just needs beefy tantalum capacitor which will only provide power for the SD card. So if you have unexpected power outage, the SD card will still have power for second or two after the C... | 1,760,372,766.677466 | ||
https://hackaday.com/2022/03/09/kia-recalls-cars-over-airbag-controller-assembly-issue/ | Kia Recalls Cars Over Airbag Controller Assembly Issue | Chris Lott | [
"car hacks"
] | [
"airbags",
"automotive",
"eeprom",
"Kia",
"recall"
] | Last month
Kia Motors announced a large recall
due to possibly defective airbag controller units (ACU). The recall spans many models and model years — in the United States alone it covers over 400K cars, and over half a million cars worldwide. From
the NHTSA report
we learn that the problem happened at assembly when th... | 26 | 10 | [
{
"comment_id": "6443981",
"author": "Justin",
"timestamp": "2022-03-09T12:51:05",
"content": "It looks like the ACU can detect the failure and set a code/dash light. So you’ll know if your airbag will have a problem. But 1% failure rate is super high for vehicles – 400,000+ units. I’m not sure h... | 1,760,372,766.223143 | ||
https://hackaday.com/2022/03/07/flexypins-might-help-with-those-pesky-castellated-modules/ | FlexyPins Might Help With Those Pesky Castellated Modules | Arya Voronova | [
"hardware",
"Tool Hacks"
] | [
"ESP8266",
"pogo",
"Pogo pin",
"programmer",
"socket"
] | [SolderParty] just
announced FlexyPins
(Twitter,
alternative view
) – bent springy clips that let you connect modules with castellated pins. With such clips, you can quickly connect and disconnect any castellated module, swapping them without soldering as you’re prototyping, testing things out, or pre-flashing modules ... | 51 | 15 | [
{
"comment_id": "6443110",
"author": "Alexander Wikström",
"timestamp": "2022-03-07T21:44:48",
"content": "That there is honestly a very nice looking interface to be fair.Wouldn’t be particularly hard to make such springs with a 3d printed jig. Though, the gold plated nature might be harder to trivi... | 1,760,372,766.087434 | ||
https://hackaday.com/2022/03/07/a-variable-capacitor-for-not-a-lot/ | A Variable Capacitor For Not A Lot | Jenny List | [
"Radio Hacks"
] | [
"capacitor",
"radio",
"variable capacitor"
] | There’s one component which used to be ubiquitous in every experimenter’s junk box, but nowadays unless you happen to be a radio amateur the chances are you may not have seen one in a long time, if ever. We’re talking of course about the air-dielectric variable capacitor, the tuning element for millions of radio receiv... | 38 | 11 | [
{
"comment_id": "6443026",
"author": "Ben",
"timestamp": "2022-03-07T19:17:11",
"content": "Wow! Having my project on HaD is a heck of a way to start a week!",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6443041",
"author": "Marcus",
"times... | 1,760,372,766.294528 | ||
https://hackaday.com/2022/03/07/a-chip-to-address-the-fundamental-usb-3-0-deficiency/ | A Chip To Bridge The USB 2 – USB 3 Divide | Arya Voronova | [
"computer hacks",
"Hackaday Columns",
"Parts",
"Peripherals Hacks",
"Slider"
] | [
"usb",
"USB 2.0",
"USB 3",
"usb 3.0",
"USB 3.1",
"vl670"
] | On Twitter, [whitequark] has found and highlighted an intriguing design –
a breakout board for the VL670
, accompanied by an extensive yet
very easy to digest write-up
about its usefulness and inner workings. The VL670 is a chip that addresses a surprising problem – converting USB 2.0 signals into USB 3.0.
If you have... | 39 | 12 | [
{
"comment_id": "6443011",
"author": "Marcus",
"timestamp": "2022-03-07T18:39:38",
"content": "> There’s many implications to this that are counterintuitive if you simply take “USB 3.0” for “faster backwards-compatible USB”Actually, you **should** be able to do that, without pain, in a perfect world... | 1,760,372,766.163816 | ||
https://hackaday.com/2022/03/07/metal-3d-printing-hack-chat/ | Metal 3D Printing Hack Chat | Dan Maloney | [
"Hackaday Columns",
"Slider"
] | [
"Hack Chat"
] | Join us on Wednesday, March 9 at noon Pacific for the
Metal 3D Printing Hack Chat
with
Agustin Cruz
!
3D printing has been an enabling technology, and the ability to create parts that never existed anywhere before has been a real game-changer. But the cheap and readily accessible FDM and SLA printers we’ve come to depe... | 1 | 1 | [
{
"comment_id": "6444368",
"author": "Bradley Woods",
"timestamp": "2022-03-10T04:52:24",
"content": "FDM Metal is actually very accessible and affordable. It’s also much more user friendly than it was a few years ago.Check outhttps://TheVirtualFoundry.com",
"parent_id": null,
"depth": 1,
... | 1,760,372,766.448 | ||
https://hackaday.com/2022/03/07/usb-temperature-logger-with-some-extra-tricks/ | USB Temperature Logger With Some Extra Tricks | Dave Rowntree | [
"Misc Hacks"
] | [
"datalogger",
"k-type thermocouple",
"ntc",
"scpi",
"stm32",
"temperature",
"usb"
] | Many of us electronics hacker types tend to have at least the same common equipment on our benches, namely a multimeter, an oscilloscope, some sort of adjustable power supply, and maybe a logic analyzer. These are great tools covering many bases, but dealing with temperature measurements is often neglected. A sudden ne... | 5 | 5 | [
{
"comment_id": "6442991",
"author": "helge",
"timestamp": "2022-03-07T17:52:19",
"content": "Most may be familiar with MAX31855 used on FDM printer boards to measure the hotend temperature. Not so common are perhaps the thermocouple connectors used here which should also match the thermocouple type... | 1,760,372,766.336938 | ||
https://hackaday.com/2022/03/07/the-invisible-battlefields-of-the-russia-ukraine-war/ | The Invisible Battlefields Of The Russia-Ukraine War | Adam Zeloof | [
"Current Events",
"Featured",
"Interest",
"News",
"Original Art",
"Security Hacks",
"Slider"
] | [
"cybersecurity",
"russia",
"Social Media",
"ukraine"
] | Early in the morning of February 24th, Dr. Jeffrey Lewis, a professor at California’s Middlebury Institute of International Studies watched Russia’s invasion of Ukraine unfold in realtime with troop movements overlaid atop high-resolution satellite imagery. This wasn’t privileged information — anybody with an internet ... | 27 | 13 | [
{
"comment_id": "6442917",
"author": "Belga",
"timestamp": "2022-03-07T15:37:42",
"content": "Looks like python logo",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "6442944",
"author": "sjm4306",
"timestamp": "2022-03-07T16:16:55",
"content": "I hop... | 1,760,372,766.401868 | ||
https://hackaday.com/2022/03/07/greedy-receivers-fcc-considers-regulating-receivers-after-altimeter-showdown/ | Greedy Receivers: FCC Considers Regulating Receivers After Altimeter Showdown | Maya Posch | [
"News"
] | [
"5g",
"altimeter",
"fcc"
] | Recently, the media was filled with articles about how turning on 5G transmissions in the C-band could make US planes fall out of the sky. While the matter was ultimately resolved without too much fuss, this conflict may have some long-term consequences, with the FCC looking to potentially address and regulate the root... | 94 | 29 | [
{
"comment_id": "6442836",
"author": "Matt",
"timestamp": "2022-03-07T12:14:19",
"content": "This is an FAA problem, not an FCC problem. If your receiver predictably misbehaves in a non-safety-critical application, you should send it back, leave a bad review, and if it’s a serious enough problem, su... | 1,760,372,766.817157 | ||
https://hackaday.com/2022/03/08/history-of-digital-equipment-corp-and-bonus-pdp-11-replica-build/ | History Of Digital Equipment Corp And Bonus PDP-11 Replica Build | Chris Lott | [
"Retrocomputing"
] | [
"computer history",
"DEC",
"Digital Equipment Corporation",
"pdp-11",
"replica"
] | [RetroBytes] takes us on a
whirlwind tour of the history of the Digital Equipment Corporation (DEC)
, its founder Ken Olsen, and during intermission builds up a working replica of the PDP-11 from a kit. DEC was a major player in the early computer industry, cranking out a number of models that were both industrial work... | 58 | 34 | [
{
"comment_id": "6443561",
"author": "Severe Tire Damage",
"timestamp": "2022-03-08T16:57:09",
"content": "My first experience with a DEC computer was with a DEC-10 (soon followed by a DEC-20). Every memory is positive. These were nice machines with superlative software for the times. Being able ... | 1,760,372,766.91461 | ||
https://hackaday.com/2022/03/08/grid-batteries-on-wheels-the-complicated-logistics-of-vehicle-grid-integration/ | Grid Batteries On Wheels: The Complicated Logistics Of Vehicle-Grid Integration | Maya Posch | [
"car hacks",
"Featured",
"green hacks",
"Original Art",
"Science",
"Slider"
] | [
"V2G",
"vehicle-grid-integration",
"vehicle-to-grid",
"VGI"
] | At its core, the concept of vehicle-grid integration (VGI) – also called Vehicle To Grid (
V2G
) – seems a simple one. Instead of a unidirectional charger for battery-electric vehicles (BEVs), a bidirectional charger would be used. This way, whenever the BEV is connected to such a charger, power could be withdrawn from... | 93 | 9 | [
{
"comment_id": "6443538",
"author": "robomonkey",
"timestamp": "2022-03-08T15:50:08",
"content": "The back and forth losses alone make it a daft idea. The losses incurred when charging the car batteries are rarely discussed, and when they are discussed they are dismissed as not relevant. Until th... | 1,760,372,767.050202 | ||
https://hackaday.com/2022/03/08/retrotechtacular-cheesy-1980s-news-report-on-early-internet-virus/ | Retrotechtacular: Cheesy 1980s News Report On Early Internet Virus | Drew Littrell | [
"Hackaday Columns",
"Retrotechtacular"
] | [
"1980's",
"early internet",
"morris",
"retro",
"retrotechtacular",
"virus"
] | It was a cold autumn night in 1988. The people of Cambridge, Massachusetts lay asleep in their beds unaware of the future horror about to be unleashed from the labs of the nearby college. It was a virus, but not just any virus. This virus was a computer program whose only mission was to infect every machine it could co... | 34 | 17 | [
{
"comment_id": "6443460",
"author": "Mr Name Required",
"timestamp": "2022-03-08T12:19:49",
"content": "Cheesy or not, the Morris worm was a very big deal at the time. Dr Dobbs Journal had a feature article IIRC titled ‘The Internet Menace’ with a striking cover illustration, and went into it in-de... | 1,760,372,767.231503 | ||
https://hackaday.com/2022/03/08/vintage-multimeter-gets-an-lcd-transplant/ | Vintage Multimeter Gets An LCD Transplant | Lewin Day | [
"Repair Hacks"
] | [
"lcd",
"multimeter",
"repair",
"segment lcd",
"segmented lcd"
] | Hackers are often of the sentimental type, falling in love with the look and feel of quality old hardware. Of course, sometimes that older hardware needs a little TLC to keep it running in the modern world. [Lex] had a beautiful vintage multimeter that sadly had a broken screen,
and set about a nifty repair to restore ... | 10 | 3 | [
{
"comment_id": "6443411",
"author": "nekoplanetd",
"timestamp": "2022-03-08T09:08:14",
"content": "The font looks like a Futura variant",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "6443432",
"author": "BT",
"timestamp": "2022-03-08T10:23:18",
"c... | 1,760,372,767.100753 | ||
https://hackaday.com/2022/03/07/remote-desktop-fun-for-your-old-macintosh/ | Remote Desktop Fun For Your Old Macintosh | Chris Wilkinson | [
"Retrocomputing"
] | [
"apple",
"macintosh",
"macintosh plus",
"marchintosh",
"vnc"
] | Remotely accessing your computer’s desktop, files and network from anywhere has enabled remote working (i.e. ‘work from home’) for the last several decades. Modern PCs have more than enough computational grunt for Virtual Network Computing (VNC), but where does that leave our retro computing community? [Marcio Teixeira... | 10 | 6 | [
{
"comment_id": "6443484",
"author": "NQ",
"timestamp": "2022-03-08T13:49:32",
"content": "It’s actually quite amazing what the 16-bit world accomplished with minimal hardware. This was largely due to concise system routines written in assembly and tight control over the output of compiled programs... | 1,760,372,767.153853 | ||
https://hackaday.com/2022/03/07/hack-your-recipes/ | Hack Your Recipes | Al Williams | [
"cooking hacks"
] | [
"cooking",
"markdown",
"recipe"
] | If there is one thing Hackaday readers have in common, they like to make things. Of course, we don’t all make the same things and that’s great. But, unsurprisingly, a lot of people who like to create things include the kitchen as their workspaces. Why not? We all have to eat and there’s something very nice about cookin... | 44 | 21 | [
{
"comment_id": "6443277",
"author": "Glycodon",
"timestamp": "2022-03-08T03:09:02",
"content": "Less hacker-y, but the app/extension “Copy Me That” is worth checking out for recipe aggregation. It parses the infinite word vomit out and formats recipes from any website imaginable in a standard forma... | 1,760,372,767.446294 | ||
https://hackaday.com/2022/03/07/the-3d-printed-car-tire-rim-finally-hits-the-road-sorta/ | The 3D Printed Car Tire Rim Finally Hits The Road, Sorta | Matthew Carlson | [
"car hacks"
] | [
"3d printed",
"because I can",
"car tire rim",
"Stress test"
] | When you think of “car rim” you probably think stamped steel or machined alloy with a sturdy drum to withstand the arduous life of the road, not something 3D printed out of ABS. That would be crazy, right? Not to [Jón Schone] from
Proper Printing
, who’s recently released an update about his long-term quest to
outfit h... | 21 | 10 | [
{
"comment_id": "6443194",
"author": "Andrew",
"timestamp": "2022-03-08T00:09:54",
"content": "You wouldn’t download a car!But you might get away with just the rims.",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "6443211",
"author": "Foldi-One",
"times... | 1,760,372,767.368853 | ||
https://hackaday.com/2022/03/09/modern-cpus-are-smarter-than-you-might-realize/ | Modern CPUs Are Smarter Than You Might Realize | Al Williams | [
"Software Development",
"Software Hacks"
] | [
"CPU architecture",
"optimization"
] | When it comes to programming, most of us write code at a level of abstraction that could be for a computer from the 1960s. Input comes in, you process it, and you produce output. Sure, a call to
strcpy
might work better on a modern CPU than on an older one, but your basic algorithms are the same. But what if there were... | 41 | 9 | [
{
"comment_id": "6443941",
"author": "Dave",
"timestamp": "2022-03-09T09:06:09",
"content": "Welcome to 1995 ‘zen of code optimisation’ by Micahel Abrash.He was writing about this for original pentiums back in 94-95.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_... | 1,760,372,767.314408 | ||
https://hackaday.com/2022/03/08/theres-more-in-a-cardboard-box-than-what-goes-in-the-cardboard-box/ | There’s More In A Cardboard Box Than What Goes In The Cardboard Box | Ryan Flowers | [
"Transportation Hacks"
] | [
"cardboard",
"Corrugated",
"manufacturing",
"paper",
"pulp",
"shipping"
] | The cardboard box is ubiquitous in our society. We all know what makes up a cardboard box: corrugated paper products, glue, and some work. Of course cardboard boxes didn’t just show up one day, delivered out of nowhere by an overworked and underpaid driver. In the
video below the break
, [New Mind] does a deep dive int... | 14 | 8 | [
{
"comment_id": "6443932",
"author": "Nath",
"timestamp": "2022-03-09T08:40:20",
"content": "As a youngster I worked in a cardboard making factory (cardboard making, cardboard cutting (the wooden templates with cutters are just work of arts) and offset printing) and that was the best working experie... | 1,760,372,767.626337 | ||
https://hackaday.com/2022/03/08/the-hunt-for-the-voice-of-utahs-arches/ | The Hunt For The Voice Of Utah’s Arches | Ryan Flowers | [
"Science"
] | [
"audible",
"geology",
"rock formations",
"seismic activity",
"seismometer"
] | Double O Arch. Click to hear!
In the 1990 movie The Hunt For Red October, a stealth submarine is located by what a computer thinks are seismic sounds, but when sped up, they are clearly mechanical. We won’t spoil it further on the off chance that you haven’t seen. We can’t help but wonder if [Prof. Jeff Moore] and his ... | 11 | 7 | [
{
"comment_id": "6443888",
"author": "p",
"timestamp": "2022-03-09T05:13:09",
"content": "I wish the recording were longer. It’s a beatiful ambient music",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "6443923",
"author": "Gregg Eshelman",
"timestamp": ... | 1,760,372,767.721677 | ||
https://hackaday.com/2022/03/08/daft-punk-word-clock-goes-stronger-and-faster/ | Daft Punk Word Clock Goes Stronger And Faster | Matthew Carlson | [
"clock hacks",
"Musical Hacks"
] | [
"CircuitPython",
"daft punk",
"mp3",
"word clock"
] | What would you call a word clock that doesn’t tell time? The concept of a word clock is that all the words needed to be used are already there and then just selected. [Ben Combee] realized there were only 18 unique words to make up the song “Harder Faster Better Stronger” and with an extra PyBadge from Supercon 2021 on... | 12 | 4 | [
{
"comment_id": "6443785",
"author": "willmore",
"timestamp": "2022-03-09T00:32:56",
"content": "The 3D printing is making my eyes bleed!",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6443900",
"author": "Derek Tombrello",
"timestamp": "2022... | 1,760,372,767.674009 | ||
https://hackaday.com/2022/03/08/g4-imac-gets-an-m1-heart-transplant/ | G4 IMac Gets An M1 Heart Transplant | Lewin Day | [
"Misc Hacks"
] | [
"apple m1",
"M1",
"macintosh m1",
"system on chip"
] | The second-generation iMac was a big departure from the original brightly-colored release. The chunky CRT aesthetic was dead, replaced with a sleek design featuring a slim LCD monitor on a floating arm. [Connor55] recently laid his hands on such a machine,
and decided it needed a transplant of some modern M1 hardware.
... | 7 | 4 | [
{
"comment_id": "6443793",
"author": "M",
"timestamp": "2022-03-09T00:55:45",
"content": "I can’t wait until the upcoming alpha release of Asahi linux. The M1 hardware is going to be an *amazing* platform to run linux on.",
"parent_id": null,
"depth": 1,
"replies": [
{
"com... | 1,760,372,767.770472 | ||
https://hackaday.com/2022/03/08/extreme-espresso-part-2-an-inductive-water-level-sensor/ | Extreme Espresso, Part 2: An Inductive Water Level Sensor | Dan Maloney | [
"cooking hacks"
] | [
"coffee",
"cosine",
"epoxy",
"espresso",
"inductive",
"linear",
"liquid level.",
"LX3320A",
"Raspberry Pi Zero",
"sine"
] | [Mark Smith] must really,
really
like his coffee, at least judging by how much effort he’s put into tricking out his espresso machine.
This inductive water tank sensor
is part of a series of innovations [Mark] has added to his high-end Rancilio Silvia machine — we assume there are those that would quibble with that cha... | 27 | 6 | [
{
"comment_id": "6443671",
"author": "Misterlaneous",
"timestamp": "2022-03-08T19:54:30",
"content": "Why not just use one of the ready made level sensors that can stick onto the side of a plastic tank? Nothing extra touching the water that way.",
"parent_id": null,
"depth": 1,
"replies"... | 1,760,372,767.943161 | ||
https://hackaday.com/2022/03/08/the-light-guide-hiding-in-your-extrusion/ | The Light Guide Hiding In Your Extrusion | Jenny List | [
"Hackaday Columns",
"Rants",
"Slider",
"Tech Hacks"
] | [
"eureka",
"light guide",
"light pipe",
"optics"
] | There should be a line of jokes that start “A physicist and an engineer walk into a bar…”. In my case I’m an engineer and my housemate is a physicist, so random conversations sometimes take interesting turns. Take the other day for example, as one does when talking she picked up a piece of aluminium extrusion that was ... | 23 | 12 | [
{
"comment_id": "6443704",
"author": "Another engineer",
"timestamp": "2022-03-08T21:21:56",
"content": "Of course, there are tons of jokes about a mathematician, a physicist, and an engineer.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6444243",
... | 1,760,372,767.878547 | ||
https://hackaday.com/2022/03/07/pop-goes-the-mechanical-ping-pong-sculpture/ | Pop Goes The Mechanical Ping Pong Sculpture | Matthew Carlson | [
"Art",
"Misc Hacks"
] | [
"3d printed",
"art sculpture",
"ping pong ball",
"rubber bands",
"sculpture"
] | In the waiting rooms of some dentists or doctors, you might have seen a giant metal ball rolling around in a large glass case. While it sure beats looking through those magazines, the sculpture can’t have come cheap. But not all of us want to pay high-end prices for fun toys. As a more cost-effective alternative, [JBV ... | 12 | 4 | [
{
"comment_id": "6442844",
"author": "vib",
"timestamp": "2022-03-07T12:38:52",
"content": "I can see the ping, but not the pong. This is a ping-ping sculpture.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6443025",
"author": "CityZen",
"ti... | 1,760,372,767.818824 | ||
https://hackaday.com/2022/03/06/an-interview-with-reinhard-keil/ | An Interview With Reinhard Keil | Chris Lott | [
"ARM",
"Software Development"
] | [
"arm",
"C51",
"CMSIS",
"interview"
] | Over on the Embedded FM podcast, [Chris] and [Elecia] just
released their interview with [Reinhard Keil] of compiler fame
. [Reinhard] recounts the story of Keil’s growth and how it eventually became absorbed into Arm back in 2005. Along with his brother Günter, the two founded the company as
Keil Software
in the Ameri... | 3 | 2 | [
{
"comment_id": "6442911",
"author": "zoobab",
"timestamp": "2022-03-07T15:22:49",
"content": "“Lest you think everything at Arm is proprietary and expensive, he points out that Arm is a major contributor to the GCC project and the CMSIS components are open source.”Plus ARM is a big proponent of sof... | 1,760,372,767.983318 | ||
https://hackaday.com/2022/03/06/nintendo-switch-runs-vita-software-with-vita2hos/ | Nintendo Switch Runs Vita Software With Vita2hos | Tom Nardi | [
"Nintendo Hacks"
] | [
"homebrew",
"Nintendo Switch",
"playstation vita",
"translation layer",
"wine"
] | Good news for fans of PlayStation Vita —
a new project from [Sergi “xerpi” Granell]
allows users to run software written for Sony’s erstwhile handheld system on Nintendo’s latest money printing machine, the Switch. To be clear, there’s a very long road ahead before the vita2hos project is able to run commercial games (... | 7 | 2 | [
{
"comment_id": "6442697",
"author": "Gravis",
"timestamp": "2022-03-07T04:14:47",
"content": "“CPU-rendered Vita homebrew” means the homebrew games are effectively writing to screenbuffer. Properly implementing a virtual GPU would be accomplished best using shaders. However, a more sane approach ... | 1,760,372,768.103627 | ||
https://hackaday.com/2022/03/06/hackaday-links-march-6-2022/ | Hackaday Links: March 6, 2022 | Dan Maloney | [
"Hackaday Columns",
"Hackaday links",
"Slider"
] | [
"burn",
"ESA",
"ExoMars",
"fitbit",
"fitness band",
"hackaday links",
"injury",
"mars",
"railway",
"recall",
"RISC-V",
"roscosmos",
"RT-thread",
"ukraine"
] | As if the war in Ukraine weren’t bad enough right here on Earth, it threatens
knock-on effects that could be felt as far away as Mars
. One victim of the deteriorating relationships between nations is the next phase of the ExoMars project, a joint ESA-Roscosmos mission that includes the
Rosalind Franklin
rover. The lon... | 12 | 7 | [
{
"comment_id": "6442680",
"author": "Truth",
"timestamp": "2022-03-07T03:03:00",
"content": "After a bit of digging I found a datasheet in English for the CH32V307 athttps://github.com/openwch/ch32v307/tree/main/DatasheetIt is a bit odd that the only datasheet available fromhttp://www.wch.cn/(the m... | 1,760,372,768.03183 | ||
https://hackaday.com/2022/03/06/retro-serial-terminal-uses-modern-chips-to-get-cp-m-machine-talking/ | Retro Serial Terminal Uses Modern Chips To Get CP/M Machine Talking | Dan Maloney | [
"Retrocomputing"
] | [
"atmega328",
"CP/M",
"RC2014",
"retrocomputing",
"uart",
"vga",
"z80"
] | The hobbyists of the early days of the home computer era worked wonders with the comparatively primitive chips of the day, and what couldn’t be accomplished with a Z80 or a 6502 was often relegated to complex designs based on logic chips and discrete components. One wonders what these hackers could have accomplished wi... | 26 | 5 | [
{
"comment_id": "6442584",
"author": "Lee",
"timestamp": "2022-03-06T22:05:44",
"content": "Looks like Grant Searle’s circuit but uses VGA instead of composite. Still isn’t “modern”. The ATMega328 is fairly old and it uses PS\\2. If you want modern I would look at the Pi Pico VGA Terminal. Or a Pi Z... | 1,760,372,768.269274 | ||
https://hackaday.com/2022/03/06/putting-the-go-in-frisbee-golf-with-a-robot-launcher/ | Putting The ‘Go’ In Frisbee Golf With A Robot Launcher | Matthew Carlson | [
"cnc hacks",
"handhelds hacks"
] | [
"disc golf",
"frisbee",
"shane wighton",
"stuff made here"
] | If you’ve gone to a local city park lately, you might have noticed strange metal baskets on poles with chains dangling free. These baskets are spread out throughout the park seemingly at random. For the uninitiated, Frisbee golf (sometimes known as disc golf) is a confusing concept. You might not think it, but Frisbee ... | 10 | 5 | [
{
"comment_id": "6442577",
"author": "Daniel A Elder",
"timestamp": "2022-03-06T21:27:16",
"content": "Sometimes? Dude it’s disc golf frisbee is a brand",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "6442578",
"author": "Daniel Alan Elder",
"timestamp"... | 1,760,372,768.31662 | ||
https://hackaday.com/2022/03/06/vintage-mmu-repair-its-easier-with-x-rays/ | Vintage Meter Repair? It’s Easier With X-Rays | Donald Papp | [
"Repair Hacks"
] | [
"electrolytic capacitor",
"Keithley",
"multimeter",
"repair",
"vintage",
"X-Rays"
] | Here’s an interesting and detailed
teardown and repair of a Keithley 2001 7.5 Digit multimeter
that is positively dripping with detail. It’s also not every day that we get to see someone using x-ray imaging to evaluate the extent of PCB damage caused by failed electrolytic capacitors.
Dark area is evidence of damage in... | 18 | 10 | [
{
"comment_id": "6442515",
"author": "Foldi-One",
"timestamp": "2022-03-06T15:44:16",
"content": "Wish there was more shown of the repairs the x-ray identified, but otherwise a really well presented and informative overview of the repair, which it is always nice to see.",
"parent_id": null,
... | 1,760,372,768.461167 | ||
https://hackaday.com/2022/03/06/how-to-solder-to-aluminum-easily/ | How To Solder To Aluminum, Easily | Donald Papp | [
"chemistry hacks",
"Tool Hacks"
] | [
"aluminum",
"mineral oil",
"oxide",
"scour",
"solder"
] | [Ted Yapo]
shared a method of easily and conveniently soldering to aluminum
, which depends on a little prep work to end up only slightly more complex than soldering to copper. A typical way to make a reliable electrical connection to aluminum is to use a screw and a wire, but [Ted] shows that it can also be done with ... | 53 | 19 | [
{
"comment_id": "6442394",
"author": "mime",
"timestamp": "2022-03-06T12:14:25",
"content": "thanks – that’s going in my bag of tricks, who knows when that may come in handy.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6650415",
"author": "Dave",
... | 1,760,372,768.406698 | ||
https://hackaday.com/2022/03/06/diy-injection-molder-built-from-a-cheap-pneumatic-press/ | DIY Injection Molder Built From A Cheap Pneumatic Press | Dave Rowntree | [
"Misc Hacks",
"Tool Hacks"
] | [
"CNC mould",
"injection molding",
"machinery",
"plastic"
] | [Kurt Schaefer] was watching YouTube videos of people making molds for injection molding purposes using what he considered to be the toy 3018 CNC machines, and looking at the results, decided he needed a piece of the action. However, once you have molds, the next obvious issue to address is lack of access to an injecti... | 10 | 5 | [
{
"comment_id": "6442153",
"author": "Jan",
"timestamp": "2022-03-06T10:09:23",
"content": "What a fun project and what a great project video!",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "6442458",
"author": "Ronald Simmonds",
"timestamp": "2022-03-0... | 1,760,372,768.67373 | ||
https://hackaday.com/2022/03/05/robotic-tufting-gun-fires-off-cnc-textiles/ | Robotic Tufting Gun Fires Off CNC Textiles | Kristina Panos | [
"Arduino Hacks"
] | [
"arduino",
"robot arm",
"textiles",
"tufting"
] | Often used to make rugs, tufting is a process wherein a hollow needle is used to cram thread or yarn into fabric in some kind of pattern. This can be done by hand, with a gun, or with big machines. Some machines are set up to punch the same pattern quickly over and over again, and these are difficult to retool for a ne... | 6 | 5 | [
{
"comment_id": "6442015",
"author": "macsimski",
"timestamp": "2022-03-06T09:05:48",
"content": "And here I thought he invented the contraption but it seems that this is an off the shelf thing we’re he altered the electronics of. How silly of me. I am truly amazed at the lack of safety on this com... | 1,760,372,768.546162 | ||
https://hackaday.com/2022/03/05/replica-minecraft-furnace-actually-powers-the-game/ | ReplicaMinecraftFurnace Actually Powers The Game | Dan Maloney | [
"Games"
] | [
"fire",
"furnace",
"IRL",
"minecraft",
"peltier",
"raspberry pi",
"thermoelectric"
] | Let’s face it, we all need a little distraction sometimes, especially lately. And for our money, there’s no better way to put your brain in park than to start up a
Minecraft
world and get to digging. The simple graphics, the open world, and the lack of agenda other than to find resources and build things are all very s... | 3 | 2 | [
{
"comment_id": "6442571",
"author": "M",
"timestamp": "2022-03-06T20:57:15",
"content": "Would be neat to do a version of this that works more closely like the in-game one, with a top and bottom compartment for the fire and the food and a grill in between.",
"parent_id": null,
"depth": 1,
... | 1,760,372,768.502791 | ||
https://hackaday.com/2022/03/05/one-stepper-plus-a-whole-bunch-of-magnets-equals-a-unique-seven-segment-display/ | One Stepper Plus A Whole Bunch Of Magnets Equals A Unique Seven-Segment Display | Dan Maloney | [
"Misc Hacks"
] | [
"hall effect",
"magnet",
"neodymium",
"polarity",
"seven segment",
"stepper"
] | Sometimes the cost of simplicity is extra complexity. It seems counterintuitive, but it seems to be true. And
this single-motor mechanical seven-segment display
seems to be a perfect example of this paradox.
On second thought, [aeropic]’s mechanism isn’t really all that mechanically complicated, but there sure was a lo... | 24 | 13 | [
{
"comment_id": "6441010",
"author": "Andrew",
"timestamp": "2022-03-06T01:04:37",
"content": "Ooh. Clever!",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "6441020",
"author": "Michael Eyler",
"timestamp": "2022-03-06T01:09:29",
"content": "Whoa! Th... | 1,760,372,768.735162 | ||
https://hackaday.com/2022/03/05/miniature-motorized-rc-car-is-massively-impressive/ | Miniature Motorized RC Car Is Massively Impressive | Ryan Flowers | [
"car hacks"
] | [
"attiny",
"enameled wire",
"fiber optics",
"minaturization",
"mini rc car",
"smart car",
"smd"
] | Small is often subjective. For example, a school bus is small compared to an Airbus A380. But other things are just small all on their own and need no comparison to make the point. Such is the case with this
micro RC car in the video below the break
. It’s an RC model of the Smart Car, that when compared to other vehic... | 32 | 18 | [
{
"comment_id": "6440614",
"author": "Bill",
"timestamp": "2022-03-05T21:45:14",
"content": "WOW!",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6442573",
"author": "Derek Rowe",
"timestamp": "2022-03-06T21:12:21",
"content": "Amazing... | 1,760,372,768.805382 | ||
https://hackaday.com/2022/03/05/low-cost-two-channel-scriptable-waveform-generator/ | Low-Cost, Two-Channel Scriptable Waveform Generator | Chris Lott | [
"digital audio hacks",
"Tool Hacks"
] | [
"AD9833",
"dds",
"function generator",
"low cost"
] | Microcontroller addict [Debraj] decided to make his own programmable sine wave generator, and was able to put it together for under $40 USD. Other than low-cost, his list of requirements was as follows:
Dual sine wave output, synchronized
Frequency, Amplitude, and Phase control
Low harmonics under 1 MHz
Scriptable via ... | 14 | 6 | [
{
"comment_id": "6440459",
"author": "vib",
"timestamp": "2022-03-05T20:28:52",
"content": "Nice tip, synching the XTAL that way. I doubt it´s possible to sync more than two devices that way without a complementary stage/buffer and i´m a bit surprised it works at all that way.",
"parent_id": nul... | 1,760,372,768.852443 | ||
https://hackaday.com/2022/03/04/al-williams-tells-all-in-the-logic-simulation-hack-chat/ | Al Williams Tells All In The Logic Simulation Hack Chat | Tom Nardi | [
"Hackaday Columns"
] | [
"ASIC",
"circuit simulation",
"digital logic",
"fpga",
"Hack Chat",
"hdl",
"verilog"
] | The list of requirements for hosting one of our weekly Hack Chats is pretty short: you’ve got to be knowledgeable, passionate, and above all else, willing to put those two quantities on display for a group of like-minded strangers. Beyond that, we’re not too picky. From industry insider to weekend hobbyist, high school... | 1 | 1 | [
{
"comment_id": "6439905",
"author": "Dude",
"timestamp": "2022-03-04T19:54:13",
"content": "It’s nice when you’re working at the level of manufacturing your own ICs. You can treat logic as an abstraction which translates to a library of building blocks, which is automatically generated into silicon... | 1,760,372,768.897285 | ||
https://hackaday.com/2022/03/04/hackaday-podcast-158-phased-array-physics-crts-two-ways-a-micro-microcontroller-and-a-surgically-implanted-red-herring/ | Hackaday Podcast 158: Phased Array Physics, CRTs Two Ways, A Micro Microcontroller, And A Surgically Implanted Red Herring | Dan Maloney | [
"Hackaday Columns",
"Podcasts"
] | [
"Hackaday Podcast"
] | Join Editor-in-Chief Elliot Williams and Staff Writer Dan Maloney as they take a look at the week’s top stories, taken straight off the pages of Hackaday. What happens when you stuff modern parts into a 90’s novelty PC case? Nothing good, but everything awesome! Is there any way to prevent PCB soil moisture sensors fro... | 1 | 1 | [
{
"comment_id": "6439836",
"author": "Ostracus",
"timestamp": "2022-03-04T17:23:36",
"content": "Phased arrays can do so much.https://techxplore.com/news/2022-02-wallet-sized-device-focuses-terahertz-energy.html",
"parent_id": null,
"depth": 1,
"replies": []
}
] | 1,760,372,768.933708 | ||
https://hackaday.com/2022/03/04/are-apple-trying-to-patent-the-home-computer-45-years-too-late/ | Are Apple Trying To Patent The Home Computer 45 Years Too Late? | Jenny List | [
"computer hacks",
"Raspberry Pi"
] | [
"all-in-one",
"apple",
"raspberry pi 400"
] | In our recent piece marking the 10th anniversary of the Raspberry Pi, we praised their all-in-one Raspberry Pi 400 computer for having so far succeeded in attracting no competing products. It seems that assessment might be premature, because it emerges that Apple have filed a patent application for “
A computer in an i... | 64 | 29 | [
{
"comment_id": "6439797",
"author": "KDawg",
"timestamp": "2022-03-04T16:03:39",
"content": "Tandy TRS-80",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6439934",
"author": "M",
"timestamp": "2022-03-04T21:09:30",
"content": "I love ... | 1,760,372,770.790522 | ||
https://hackaday.com/2022/03/04/this-week-in-security-ukraine-nvidia-and-conti/ | This Week In Security: Ukraine, Nvidia, And Conti | Jonathan Bennett | [
"Hackaday Columns",
"News",
"Security Hacks",
"Slider"
] | [
"Conti",
"NVIDIA",
"This Week in Security",
"ukraine"
] | The geopolitics surrounding the invasion of Ukraine are outside the scope of this column, but the cybersecurity ramifications are certainly fitting fodder. The challenge here is that almost everything of note that has happened in the last week has been initially linked to the conflict, but in several cases, the reporte... | 11 | 4 | [
{
"comment_id": "6439781",
"author": "Ostracus",
"timestamp": "2022-03-04T15:16:18",
"content": "“The second demand, announced a few days later, is that Nvidia should completely open-source their GPU drivers. This demand, by the way, is essentially impossible. ”How about open documentation of all of... | 1,760,372,770.527717 | ||
https://hackaday.com/2022/03/04/the-battlefield-thats-5-khz-wide/ | The Battlefield That’s 5 KHz Wide | Jenny List | [
"News",
"Radio Hacks"
] | [
"numbers station",
"pirate radio",
"ukraine"
] | The airwaves are full of news from the battle in Ukraine, with TV and radio journalists providing coverage at all hours. But for those with a bit of patience there’s something else from the conflict that can be found with a radio receiver,
the battle over 5 kHz of spectrum starting at 4625 kHz
. This has for many years... | 36 | 9 | [
{
"comment_id": "6439723",
"author": "steelman",
"timestamp": "2022-03-04T12:12:32",
"content": "The airwaves are full of news from the battle in UkraineMaybe that’s my rusty non-native English, but I suppose there is more of us here, that thinkwaris a more accurate term. (Or at least plural form). ... | 1,760,372,770.86641 | ||
https://hackaday.com/2022/03/04/avoid-repetitive-strain-injury-with-machine-learning-and-pikachu/ | Avoid Repetitive Strain Injury With Machine Learning – And Pikachu | Robin Kearey | [
"computer hacks",
"Peripherals Hacks"
] | [
"artificial neural network",
"repetitive strain injury",
"tensorflow",
"wio terminal"
] | The humble mouse has been an essential part of the desktop computing experience ever since the original Apple Macintosh popularized it in 1984. While mice enabled user-friendly GUIs, thus making computers accessible to more people than ever, they also caused a significant increase in repetitive strain injuries (RSI). M... | 1 | 1 | [
{
"comment_id": "6439913",
"author": "Maave",
"timestamp": "2022-03-04T20:15:47",
"content": "Very cool. I didn’t know this kind of measurement was even possible",
"parent_id": null,
"depth": 1,
"replies": []
}
] | 1,760,372,770.683591 | ||
https://hackaday.com/2022/03/03/antique-beat-box-showcases-1950s-engineering-prowess/ | Antique Beat Box Showcases 1950’s Engineering Prowess | Ryan Flowers | [
"Musical Hacks"
] | [
"Antique electronics",
"drum machine",
"electromechanical",
"music hacks",
"tubes",
"valves",
"wurlitzer"
] | Before you could just put a drum machine app on your phone, or fire up Garage Band, there were breakthroughs like the Roland 808 drum machine. But that’s not where it all started. In 1959 a company called Wurlitzer (known for things like juke boxes, pianos, and giant pipe organs) produced a new device that had musician... | 35 | 15 | [
{
"comment_id": "6439600",
"author": "macsimski",
"timestamp": "2022-03-04T06:59:52",
"content": "I could not find a schematic for the thing. How does it generate the plops and beebs for the sounds? They say resonant filters, but with just one triode per voice?",
"parent_id": null,
"depth": ... | 1,760,372,770.938558 | ||
https://hackaday.com/2022/03/03/hardware-hacking-101-needs-matching-toolkit/ | Hardware Hacking 101 Needs Matching Toolkit | Donald Papp | [
"hardware",
"Tool Hacks"
] | [
"hardware hacking",
"toolkit"
] | One doesn’t always have the luxury of sipping tea comfortably while hacking a piece of hardware at a fully-equipped workbench, where every tool is within reach. To address this, [Zokol] shares an early look at a
hardware hacking toolkit-in-progress
, whose purpose is to make hacking sessions as productive as possible w... | 21 | 6 | [
{
"comment_id": "6439563",
"author": "pelrun",
"timestamp": "2022-03-04T05:51:29",
"content": "I’ve got all the tools I need… what I need to know is where to find those tool organiser bags shown in the photo!",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "64... | 1,760,372,770.592496 | ||
https://hackaday.com/2022/03/03/cad-up-some-shoes-but-dont-start-from-scratch/ | CAD Up Some Shoes, But Don’t Start From Scratch | Donald Papp | [
"Wearable Hacks"
] | [
"3d printing",
"cad",
"digital design",
"footwear",
"shoe"
] | Nothing helps a project get off the ground better than a good set of resources, and that’s what led [DaveMakesStuff] to release his
Digital Shoe Design Kit
, which is a set of 3D models ready to customize into a basic running shoe.
This is exactly what is needed for people who are interested in designing a custom shoe,... | 14 | 7 | [
{
"comment_id": "6439380",
"author": "Hirudinea",
"timestamp": "2022-03-04T00:37:26",
"content": "What does he print with, can you wear them? (Just as a beta test, see if they feel as good as you thought they would?)",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_... | 1,760,372,770.644428 | ||
https://hackaday.com/2022/03/03/internal-combustion-torque-monster-has-great-impact/ | Internal Combustion Torque Monster Has Great Impact | Ryan Flowers | [
"Tool Hacks"
] | [
"binford 8100",
"high torque",
"impact driver",
"impact wrench",
"tool",
"torque"
] | Once the domain of automotive repair shops and serious hobbyists with air compressors, the impact driver so famously used to remove and install wheel lug nuts and other Big Fasteners with just a squeeze of the trigger is more accessible than ever. Thanks to Lithium Ion batteries and powerful and compact brushless motor... | 26 | 10 | [
{
"comment_id": "6439268",
"author": "ian 42",
"timestamp": "2022-03-03T21:30:03",
"content": "doesn’t seem very practical – of course that is no reason not to do it… I still have my air compressor one, it is surprising how much power it has..",
"parent_id": null,
"depth": 1,
"replies": ... | 1,760,372,771.16872 | ||
https://hackaday.com/2022/03/03/compressed-air-jumping-shoes-are-not-for-the-faint-hearted/ | Compressed Air Jumping Shoes Are Not For The Faint-Hearted | Dave Rowntree | [
"Wearable Hacks"
] | [
"compressed air",
"piston"
] | [Ian Charnas] has taken a short break from building things that might injure himself, by
building something that could injure somebody else instead
. (Video, embedded below) Well, hopefully not anyway. After working with YouTuber [Tyler Csatari] on a few ideas, [Tyler] was insistent on getting some power-assisted jumpi... | 30 | 11 | [
{
"comment_id": "6439190",
"author": "The+Gambler",
"timestamp": "2022-03-03T19:51:18",
"content": "for an engineer he is an idiot at measuring. you do not measure leg lift you measure the height you can reach up and touch when standing. then the max height you can touch when jumping. these “jump... | 1,760,372,771.001517 | ||
https://hackaday.com/2022/03/03/remoticon-2021-jay-bowles-takes-a-dip-into-the-plasmaverse/ | Remoticon 2021 // Jay Bowles Dips Into The Plasmaverse | Lewin Day | [
"cons",
"Hackaday Columns",
"Science",
"Slider"
] | [
"2021 Hackaday Remoticon",
"electricity",
"hackaday",
"high voltage",
"hv",
"physics",
"plasma",
"plasma physics",
"Remoticon",
"science",
"talk",
"talks"
] | Every hacker out there is familiar with the zaps and sizzles of the Tesla coil, or the crash and thunder of lighting strikes on our hallowed Earth. These phenomena all involve the physics of plasma, a subject near and dear to Jay Bowles’s heart. Thus, he graced Remoticon 2021 with a enlightening talk taking us on a
Dip... | 0 | 0 | [] | 1,760,372,771.210616 | ||
https://hackaday.com/2022/03/03/spaceship-repair-ctf-covers-hardware-hacker-essentials/ | Spaceship Repair CTF Covers Hardware Hacker Essentials | Arya Voronova | [
"cons",
"Reverse Engineering",
"Security Hacks"
] | [
"555",
"555 timer",
"ctf",
"kernelcon",
"security conference",
"spaceship"
] | At even vaguely infosec-related conferences, CTFs are a staple. For KernelCon 2021, [Tyler Rosonke]
resolved to create a challenge
breaking the traditions, entertaining and teaching people in a different way, while satisfying the constraints of that year’s remote participation plans. His imagination went wild in all th... | 15 | 5 | [
{
"comment_id": "6439060",
"author": "fiddlingjunky",
"timestamp": "2022-03-03T16:54:48",
"content": "Took me some digging through the ctf tag to figure out it stood for capture the flag.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6439065",
"auth... | 1,760,372,771.276328 | ||
https://hackaday.com/2022/03/03/ion-thrusters-not-just-for-tie-fighters-anymore/ | Ion Thrusters: Not Just For TIE Fighters Anymore | Lewin Day | [
"Engineering",
"Featured",
"Interest",
"Original Art",
"Slider",
"Space"
] | [
"engineering",
"ion engine",
"nasa",
"probe",
"science",
"space",
"thrust"
] | Spacecraft rocket engines come in a variety of forms and use a variety of fuels, but most rely on chemical reactions to blast propellants out of a nozzle, with the reaction force driving the spacecraft in the opposite direction. These rockets offer high thrust, but they are relatively fuel inefficient and thus, if you ... | 42 | 10 | [
{
"comment_id": "6438990",
"author": "hardsoftlucid",
"timestamp": "2022-03-03T15:29:48",
"content": "People accosiate ion propulsion with outer space. But designed right it can actaully work here to, its difficult but whatch this inventor:https://www.youtube.com/watch?v=50LCcakrzb8",
"parent_id... | 1,760,372,771.44788 | ||
https://hackaday.com/2022/03/05/how-small-is-too-small/ | How Small Is Too Small? | Elliot Williams | [
"Microcontrollers",
"Rants"
] | [
"bga",
"diy",
"microscope",
"pcb",
"small parts"
] | Not a rhetorical question! This week we consider the most micro microcontroller:
the HC32L110
. It’s the new title holder of the smallest ARM Cortex M0+ part. But could you actually use it?
MCU is the black thing that’s smaller than the capacitor.
I remember way back, when I first learned to solder surface-mount compon... | 29 | 8 | [
{
"comment_id": "6440212",
"author": "Jim",
"timestamp": "2022-03-05T15:16:43",
"content": "Wrong. It’s an ‘RCH’.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6440296",
"author": "SwAkE",
"timestamp": "2022-03-05T17:32:14",
"conten... | 1,760,372,771.913053 | ||
https://hackaday.com/2022/03/05/depraz-mouse-clone-has-a-usb-tail/ | Depraz Mouse Clone Has A USB Tail | Kristina Panos | [
"Peripherals Hacks"
] | [
"computer mouse",
"depraz",
"depraz mouse"
] | In 1980, Logitech started selling a round, three-button input device known the Depraz mouse or Swiss mouse, which was made by — you guessed it — a Swiss company called Depraz. At the time, Logitech was primarily a software development outfit, but the success they saw in selling the Depraz mouse led them to leave logic ... | 4 | 2 | [
{
"comment_id": "6440252",
"author": "Gregg Eshelman",
"timestamp": "2022-03-05T16:22:55",
"content": "Crazy that those switches are still in production, or some old stock is still available.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6440276",
"... | 1,760,372,771.840183 | ||
https://hackaday.com/2022/03/05/an-infinity-gem-that-didnt-make-the-cut-the-flavor-stone/ | An Infinity Gem That Didn’t Make The Cut, The Flavor Stone | Matthew Carlson | [
"chemistry hacks"
] | [
"crystals",
"facet",
"msg"
] | MSG (Monosodium Glutamate) is a flavor enhancer used to add a meaty/savory (often called umami) flavor to a dish. You might even have some in your pantry (though more likely it is in something that is in your pantry). What you might not know is
that you can grow it into a large crystal
.
[Chase] does an excellent job w... | 26 | 10 | [
{
"comment_id": "6440126",
"author": "BrightBlueJim",
"timestamp": "2022-03-05T09:19:15",
"content": "Please re-read your second sentence. I don’t think you intended to just repeat yourself. Maybe “more likely it is IN something in your pantry”, I’m guessing.",
"parent_id": null,
"depth": ... | 1,760,372,772.311837 | ||
https://hackaday.com/2022/03/04/bringing-imessage-to-the-mac/ | Bringing IMessage To The Mac | Matthew Carlson | [
"Mac Hacks",
"Retrocomputing",
"Software Hacks"
] | [
"coprocessor",
"mac Classic",
"Mac OS",
"macintosh"
] | If you’ve invested in the Apple ecosystem, the joys of iMessage likely illuminate your life. Your phone and desktop and laptop all sync your messages. But what if your desktop is running Mac OS 9 or System 2? This is where [CamHenlin’s]
MessagesForMacintosh comes in
.
Unfortunately, it does require a more modern Mac to... | 5 | 5 | [
{
"comment_id": "6440104",
"author": "Judy",
"timestamp": "2022-03-05T07:03:24",
"content": "Oh. So kinda like kde connect but without every other feature.",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "6440128",
"author": "Scaramouche",
"timestamp": "... | 1,760,372,771.79154 | ||
https://hackaday.com/2022/03/04/glassblowing-for-the-lab/ | Glassblowing For The Lab | Al Williams | [
"Tech Hacks"
] | [
"gas discharge",
"glass",
"glass blowing",
"glassblowing"
] | There was a time when ordering some glassware from a distributor meant making a sizable minimum order, sending a check in the mail and waiting weeks for a box full of — hopefully intact — glassware to arrive. In those days, blowing your own glassware from glass tubes was fairly common and [Wheeler Scientific] has been ... | 20 | 9 | [
{
"comment_id": "6440076",
"author": "Gravis",
"timestamp": "2022-03-05T04:10:38",
"content": "Glassblowing seems like one of those things you get hyped up about doing until you actually try it and then you realize you are out of your depth. Honestly, I would be far more comfortable with something ... | 1,760,372,771.744354 | ||
https://hackaday.com/2022/03/04/automated-chess-board-plays-you/ | Automated Chess Board Plays You | Al Williams | [
"Arduino Hacks",
"Games"
] | [
"arduino",
"chess",
"chess computer"
] | If you’ve ever played chess or even checkers, you’ve probably thought about making a board that lets a computer play you without having to enter your moves and look at the board on a screen. [Greg06] not only thought about it, but
he built it
.
The board looks great and uses foamboard which makes it easy to reproduce. ... | 11 | 8 | [
{
"comment_id": "6439998",
"author": "Thrasher",
"timestamp": "2022-03-05T00:11:49",
"content": "So it lets “a computer play you without having to enter your moves.” Tricksy it is, Preciouss!",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "6440032",
"auth... | 1,760,372,771.9594 | ||
https://hackaday.com/2022/03/04/hydrofoils-love-this-one-simple-trick/ | Hydrofoils Love This One Simple Trick | Matthew Carlson | [
"Arduino Hacks",
"Transportation Hacks"
] | [
"active hyrdrofoil",
"ardupilot",
"hydrofoil"
] | Earlier in the year, [rctestflight] created an active hydrofoil RC craft but found the actual performance very lacking. Luckily for him and for us, he continued to tweak it and one
tweak suddenly turned it from a nightmare to a dream
.
That tweak was adding
ArduPilot’s airplane model
. The design had three servos, whic... | 9 | 4 | [
{
"comment_id": "6439945",
"author": "SPD",
"timestamp": "2022-03-04T21:34:56",
"content": "Whats that on 9:30? Seal?",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6440054",
"author": "Fyllyx",
"timestamp": "2022-03-05T02:46:08",
"co... | 1,760,372,772.065215 | ||
https://hackaday.com/2022/03/03/the-antonov-an-225-seems-to-have-been-destroyed-after-all/ | The Antonov An-225 Seems To Have Been Destroyed After All | Jenny List | [
"News",
"Transportation Hacks"
] | [
"Antonov",
"Antonov AN225",
"Mriya",
"ukraine"
] | Something that probably unites most Hackaday readers is a love of machines, particularly unique or interesting ones. In the world of aircraft for example, we’ve run several stories about those which push the edges of the size envelope, be they the Hughes Hercules troop carrier, the Scaled Composites Stratolifter space ... | 49 | 16 | [
{
"comment_id": "6438870",
"author": "hammarbytp",
"timestamp": "2022-03-03T12:17:03",
"content": "I was lucky to see the AN-225 a few times at a local airport. I thought the AN-140 was impressive, but this was awesome!!!Just one more casualty of this ongoing tragedy.",
"parent_id": null,
"... | 1,760,372,772.148488 | ||
https://hackaday.com/2022/03/03/mortal-kombat-rom-hack-kontinues-arcade-legacy/ | Mortal KombatROM Hack Kontinues Arcade Legacy | Drew Littrell | [
"Games"
] | [
"mega drive",
"Mortal Kombat",
"ROM hack",
"rom hacks",
"sega",
"sega genesis"
] | September 13th 1993, colloquially known as Mortal Monday, became a dividing line in the battle for 16-bit supremacy. The mega popular arcade game
Mortal Kombat
was ported to Super Nintendo and Sega Genesis consoles, and every fanboy and fangirl had an opinion on which version truly brought the hits.
Nintendo’s version ... | 8 | 5 | [
{
"comment_id": "6438958",
"author": "daveboltman",
"timestamp": "2022-03-03T14:47:34",
"content": "Did “ABACABB” have anything to do with the Genesis song of (almost) the same name?https://en.wikipedia.org/wiki/Abacab_(song)",
"parent_id": null,
"depth": 1,
"replies": [
{
... | 1,760,372,772.017938 | ||
https://hackaday.com/2022/03/02/return-of-scsi/ | The Return Of SCSI | Al Williams | [
"Retrocomputing"
] | [
"amiga",
"retrocomputing",
"scsi"
] | There was a time when high-performance disk drives used SCSI — the Small Computer System Interface — and everything else was kid stuff. Now, advanced forms of SCSI are still around but there are other high-performing disk interfaces, too. But some old gear really loves their classic SCSI ports, and [Adrian] decided to ... | 68 | 18 | [
{
"comment_id": "6438645",
"author": "Jorge Arabito",
"timestamp": "2022-03-03T06:15:10",
"content": "It can be an excellent solution to connect an old but good SCsi photo scanner to a modern computer.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6443963",... | 1,760,372,772.251537 | ||
https://hackaday.com/2022/03/02/3d-printed-shoes-make-bigfoot-tracks/ | 3D Printed Shoes Make Bigfoot Tracks | Al Williams | [
"3d Printer hacks"
] | [
"3d printing",
"flexible filament",
"shoe",
"shoes",
"tpe"
] | [Stephan Henrich] is probably going to set off a wave of bigfoot sightings if his new shoe, the
Cryptide sneaker
takes off. The shoe is completely 3D printed in flexible TPE using a laser sintering printer from Sintratec. The shoe takes a name from cryptozoology and, in fact, would leave a puzzling footprint due to its... | 18 | 8 | [
{
"comment_id": "6438595",
"author": "Scoldog",
"timestamp": "2022-03-03T04:55:45",
"content": "Can they replicate the weight involved in Sasquatch prints",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6438793",
"author": "A",
"timestamp": "2... | 1,760,372,772.3652 | ||
https://hackaday.com/2022/03/02/soil-moisture-sensor-coating-lessons-learned-the-hard-way/ | Soil Moisture Sensor Coating Lessons Learned The Hard Way | Arya Voronova | [
"green hacks"
] | [
"automated plant care",
"capacitive sensor",
"gardening",
"moisture sensor",
"plant care",
"plants",
"soil moisture sensor",
"soil sensor",
"water"
] | Ever wanted to measure soil moisture? Common “soil moisture meter module arduino raspberry compatible free shipping” PCBs might deceive you with their ascetic looks. Today, [Raphael (@rbaron_)]
is here to teach us
(Twitter,
unrolled
) what it takes to build a soil-embedded sensor that can actually survive contact with ... | 35 | 13 | [
{
"comment_id": "6438475",
"author": "Paul LeBlanc",
"timestamp": "2022-03-03T01:08:10",
"content": ">> their ascetic looksascetic/əˈsedik/adjectivecharacterized by or suggesting the practice of severe self-discipline and abstention from all forms of indulgence, typically for religious reasons.“an ... | 1,760,372,772.813886 | ||
https://hackaday.com/2022/03/02/electric-jet-engine-uses-3d-printed-compressor-skips-the-turbine-altogether/ | Electric Jet Engine Uses 3D Printed Compressor, Skips The Turbine Altogether. | Ryan Flowers | [
"Engine Hacks"
] | [
"electric trubine",
"jet engine",
"turbojet"
] | Turbojet engines are an incredible piece of 20th century engineering that except for some edge cases, have mostly been replaced by Turbofans. Still, even the most basic early designs were groundbreaking in their time. Material science was applied to make them more reliable, more powerful, and lighter. But all of those ... | 52 | 20 | [
{
"comment_id": "6438374",
"author": "Gregg Eshelman",
"timestamp": "2022-03-02T21:12:17",
"content": "3D printed turbojet with what looks like a refractory cement casing. Turbine wheel and shaft are metal.https://www.youtube.com/watch?v=_X_ctwt8PT4Either that one or another one used a PLA 3D printe... | 1,760,372,772.677065 | ||
https://hackaday.com/2022/03/02/learn-to-play-guitar-digitally/ | Learn To Play Guitar, Digitally | Bryan Cockfield | [
"Musical Hacks"
] | [
"3d printer",
"capacitive",
"guitar",
"led",
"midi",
"music",
"switch",
"synthesizer",
"touch",
"wireless"
] | Learning to play a musical instrument takes a major time commitment. If you happened to be stuck inside your home at any point in the last two years, though, you may have had the opportunity that [Dmitriy] had to pick up a guitar and learn to play. Rather than stick with a traditional guitar, though, [Dmitriy] opted to... | 13 | 7 | [
{
"comment_id": "6438343",
"author": "Dan",
"timestamp": "2022-03-02T20:11:16",
"content": "I tried a MIDI guitar back in the ‘90s… it was shockingly bad. So bad, that even though I wasn’t a guitarist then, I could see many things wrong with it.This actually looks and sounds good, though I suspect i... | 1,760,372,772.583925 | ||
https://hackaday.com/2022/03/02/you-can-find-military-radars-on-publicly-available-satellite-data/ | You Can Find Military Radars On Publicly-Available Satellite Data | Lewin Day | [
"Hackaday Columns",
"Misc Hacks",
"Slider"
] | [
"bellingcat",
"ESA",
"european space agency",
"radar",
"satellite",
"Synthetic aperture radar"
] | When it comes to hunting down military radar installations and associated hardware, we typically think of equipment that is firmly in the price bracket of nation states and their military forces. Whether it’s early warning radar, those used for air defence, or for naval purposes, you’d think it was relatively difficult... | 15 | 5 | [
{
"comment_id": "6438294",
"author": "mjrippe",
"timestamp": "2022-03-02T18:21:55",
"content": "Timely and amazing! Though possibly a security risk as enemies could use it to “fly under the radar”, or around it.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id":... | 1,760,372,772.738485 | ||
https://hackaday.com/2022/03/02/need-a-logic-analyzer-use-your-pico/ | Need A Logic Analyzer? Use Your Pico! | Arya Voronova | [
"Raspberry Pi",
"Tool Hacks"
] | [
"logic analyzer",
"pi pico",
"pico",
"pulseview",
"raspberry pi",
"Raspberry Pi Pico",
"sigrok"
] | There’s a slew of hardware hacker problems that a logic analyzer is in a perfect position to solve. Whether you’re trying to understand why an SPI LCD screen doesn’t initialize, what’s up with your I2C bus, or determine the speed of an UART connection, you’ll really want to have a logic analyzer on hand. People have be... | 24 | 11 | [
{
"comment_id": "6438272",
"author": "fiddlingjunky",
"timestamp": "2022-03-02T16:45:40",
"content": "Cool, I have a pico banging around that I’ll probably utilize for this once it gets folded into Pulseview’s master tree.One thing to keep in mind is the RP2040/Pi Pico does have a hardware bug (slig... | 1,760,372,772.974057 | ||
https://hackaday.com/2022/03/02/review-devterm-linux-handheld-has-retro-future-vibe/ | Review: DevTerm Linux Handheld Has Retro-Future Vibe | Donald Papp | [
"Featured",
"handhelds hacks",
"Reviews",
"Slider"
] | [
"clockworkpi",
"cyberdeck",
"devterm",
"handheld",
"linux",
"modular"
] | It’s not every day that an open-source, portable Linux handheld computer gets announced, so I couldn’t resist placing an order for the
DevTerm by ClockworkPi
back when
we first learned about the stylish little terminal
, which includes a 1280 x 480 screen (double-wide VGA) and a modular little thermal printer.
Of cours... | 32 | 16 | [
{
"comment_id": "6438255",
"author": "PypeBros",
"timestamp": "2022-03-02T15:13:54",
"content": "That device is crying for a mod where the round side things would be encoders scrolling text instead of just holding things together.",
"parent_id": null,
"depth": 1,
"replies": [
{
... | 1,760,372,772.904323 | ||
https://hackaday.com/2022/03/02/where-do-you-want-to-go-today-perhaps-to-a-linux-with-a-familiar-interface/ | Where Do You Want To Go Today? Perhaps To A Linux With A Familiar Interface? | Jenny List | [
"News",
"Software Hacks"
] | [
"gui",
"windows",
"windows 95"
] | Sometimes we cover works of extreme technological merit here at Hackaday, other times we cover interesting projects that while they might not lie at the bleeding edge are interesting enough that they deserve a wider audience. Sometimes though, we bring you something in this field simply because it amuses us and we thin... | 72 | 22 | [
{
"comment_id": "6438196",
"author": "Viktor",
"timestamp": "2022-03-02T12:32:17",
"content": "Ain’t this Windows10 constantly updating rubbish :D",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6438198",
"author": "Feinfinger (with diabolic laughter)... | 1,760,372,773.090206 | ||
https://hackaday.com/2022/03/02/split-flap-display-tells-us-the-word/ | Split Flap Display Tells Us The Word | Bryan Cockfield | [
"Arduino Hacks",
"classic hacks"
] | [
"3d printer",
"arduino",
"characters",
"cnc",
"display",
"modular",
"split flap"
] | LED and LCD displays are a technological marvel. They’ve brought the price of televisions and monitors down to unheard-of levels since the days of CRTs, but this upside arguably comes with an aesthetic cost. When everything is covered in bland computer screens, the world tends to look a lot more monotonous. Not so seve... | 12 | 7 | [
{
"comment_id": "6438170",
"author": "RÖB",
"timestamp": "2022-03-02T10:12:53",
"content": "Quote [Bryan Cockfield] : “They can be noisy and do require a large amount of maintenance compared to modern displays …”Maybe some needed maintenance but the slip flap clocks worked forever with zero mainten... | 1,760,372,773.202608 | ||
https://hackaday.com/2022/03/01/playstation-4-controller-gets-a-usb-c-upgrade/ | PlayStation 4 Controller Gets A USB-C Upgrade | Lewin Day | [
"Playstation Hacks"
] | [
"micro-USB",
"microusb",
"playstation 4",
"ps4",
"USB C"
] | Micro USB was once the connector of choice for applications where USB-A was too big, but now USB-C has come to dominate all. It’s becoming standard across the board for many peripherals, and [Ian] recently decided that he wanted to upgrade his PS4 controller to the newer standard.
Hacking ensued.
The hack consists of a... | 22 | 10 | [
{
"comment_id": "6438125",
"author": "Entropia",
"timestamp": "2022-03-02T06:25:10",
"content": "Micro USB was never an alternative to USB A. USB A is host connector, B is device connector. Micro USB is just a smaller USB B connector.",
"parent_id": null,
"depth": 1,
"replies": [
{... | 1,760,372,773.156079 | ||
https://hackaday.com/2022/03/01/new-part-day-smallest-arm-mcu-uproots-competition-needs-research/ | New Part Day: Smallest ARM MCU Uproots Competition, Needs Research | Arya Voronova | [
"ARM",
"Microcontrollers",
"Parts"
] | [
"arm cortex m0",
"ARM M0+",
"ATtiny20",
"bga",
"chip on board",
"Chip Scale Package",
"cortex m0",
"HC32L110",
"huada",
"New Part Day",
"wlcsp"
] | We’ve been contacted by [Cedric], telling us about
the smallest ARM MCU he’s ever seen
– Huada
HC32L110
. For those of us into miniature products, this Cortex-M0+ package packs a punch
(PDF datasheet)
, with low-power, high capabilities and rich peripherals packed into an 1.6mm x 1.4mm piece of solderable silicon.
This... | 38 | 25 | [
{
"comment_id": "6438086",
"author": "scott.tx",
"timestamp": "2022-03-02T03:25:21",
"content": "it was so small I didnt even see it. I kept looking at the voltage regulator thinking it sure doesnt have a lot of ports. doh!",
"parent_id": null,
"depth": 1,
"replies": [
{
"c... | 1,760,372,773.276334 | ||
https://hackaday.com/2022/02/28/logic-simulation-hack-chat-with-al-williams/ | Logic Simulation Hack Chat With Al Williams | Dan Maloney | [
"Hackaday Columns",
"Slider"
] | [
"Hack Chat"
] | Join us on Wednesday, March 2 at noon Pacific for the
Logic Simulation Hack Chat
with
Al Williams
!
Many of us probably remember — some fondly, some less so — our first encounter with a truth table. The little grid of ones and zeros seemed simple enough, but it held real power in its tabular representation of the outpu... | 3 | 2 | [
{
"comment_id": "6436475",
"author": "Bill",
"timestamp": "2022-02-28T17:37:14",
"content": "Until today, I always thought it was A.I. Williams",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6436729",
"author": "Steven",
"timestamp": "2022-02... | 1,760,372,773.32751 | ||
https://hackaday.com/2022/02/28/boring-belt-sander-is-rc-racer-in-disguise/ | Boring Belt Sander Is RC Racer In Disguise | Chris Wilkinson | [
"classic hacks",
"Tool Hacks"
] | [
"belt sander",
"radio controlled car",
"rc",
"remote control",
"ryobi"
] | As a child, [
David Windestal
] already knew that a belt sander was the perfect motor for a banging radio-controlled car. Many years later, the
realization of that dream is everything he could have hoped for
.
The core of this project is a battery-powered belt sander by a well known manufacturer of gnarly yellow power ... | 12 | 8 | [
{
"comment_id": "6436248",
"author": "SgtStens",
"timestamp": "2022-02-28T16:28:28",
"content": "Well done hack, really cool end product, and good description of the design process. Awesome!",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6444761",
"... | 1,760,372,773.425224 | ||
https://hackaday.com/2022/02/28/its-official-the-raspberry-pi-is-now-10/ | It’s Official! The Raspberry Pi Is Now 10! | Jenny List | [
"Featured",
"Interest",
"Original Art",
"Raspberry Pi",
"Slider"
] | [
"10th anniversary",
"raspberry pi",
"SBC"
] | In any given field there are epoch-defining moments, those events after which nothing was quite the same as it had been before. It’s been a decade since the launch of the first Raspberry Pi single board computer. This was by no means the first inexpensive computer board, nor was it the first to support the GNU/Linux op... | 100 | 18 | [
{
"comment_id": "6436043",
"author": "M",
"timestamp": "2022-02-28T15:21:02",
"content": "…and it still plays awful video.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6436073",
"author": "Foldi-One",
"timestamp": "2022-02-28T15:36:00",
... | 1,760,372,773.669776 | ||
https://hackaday.com/2022/02/28/autonomous-mower-hits-snag/ | Autonomous Mower Hits Snag | Bryan Cockfield | [
"Robots Hacks"
] | [
"3d printer",
"autonomous",
"cutting",
"gearbox",
"lawn",
"mower",
"robot",
"rover"
] | Interfacing technology and electronics with the real world is often fairly tricky. Complexity and edge cases work their way in to every corner of a project like this; just ask anyone who has ever tried to operate a rover on Mars, make a hydroponics garden, or build almost any robotics project. Even those of us who simp... | 10 | 5 | [
{
"comment_id": "6435980",
"author": "Will",
"timestamp": "2022-02-28T12:39:17",
"content": "“Disaster struck when his 3D printed mount for the steel cutting blades shattered”Some things I would never trust with aq plastic 3D print…",
"parent_id": null,
"depth": 1,
"replies": []
},
{... | 1,760,372,773.376189 | ||
https://hackaday.com/2022/02/28/mask-sanitization-that-anyone-can-build/ | Mask Sanitization That Anyone Can Build | Arya Voronova | [
"Medical Hacks"
] | [
"Covid-19",
"decontamination",
"disinfect",
"disinfecting",
"disinfection",
"face mask",
"hydrogen peroxide",
"N95 mask",
"PPE",
"sanitization"
] | We’ve seen a wide variety of mask sanitization solutions, and now, [spiritplumber] from [Robots Everywhere]
brings us a frugal and ingenious design
– one that you barely even need tools for. This project might look rough around the edges but looks were never a prerequisite, and as a hacker worth their salt will recogni... | 10 | 6 | [
{
"comment_id": "6436275",
"author": "Pineapple",
"timestamp": "2022-02-28T16:36:57",
"content": "H2O2 in a clear tank with ultra sonic vibrating all the O2 out.H2O2 is very unstable. It’ll react to light and turn in H2O and O2. Shaking a bottle of H2O2 will do the same.It lost is anti-bacterial p... | 1,760,372,773.718823 | ||
https://hackaday.com/2022/02/27/simple-dram-tester-built-with-spare-parts/ | Simple DRAM Tester Built With Spare Parts | Chris Wilkinson | [
"Retrocomputing"
] | [
"amiga",
"Apple 2",
"commodore",
"dram",
"tester",
"ZX Spectrum"
] | Some of the most popular vintage computers are now more than forty years old, and their memory just ain’t how it used to be. Identifying bad memory chips can quickly become a chore, so [Jan Beta] spent some time
putting together a cheap DRAM tester
out of spare parts.
This little tester can be used with 4164 and 41256 ... | 13 | 9 | [
{
"comment_id": "6435878",
"author": "Mr David Mark Pye",
"timestamp": "2022-02-28T07:09:20",
"content": "Thought this was about whiskey at first 🤣",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6435946",
"author": "Grumpy Old Coot",
"timest... | 1,760,372,773.769282 | ||
https://hackaday.com/2022/02/27/neon-ukraine-and-the-global-semiconductor-industry/ | Neon, Ukraine, And The Global Semiconductor Industry | Jenny List | [
"chemistry hacks",
"News"
] | [
"inert gas",
"neon",
"ukraine"
] | On our news feeds and TV channels at the moment are many stories concerning the war in Ukraine, and among them is one which may have an effect on the high-tech industries. It seems that a significant percentage of the world’s neon gas is produced in Ukrainian factories, and there is concern among pundits and electronic... | 34 | 12 | [
{
"comment_id": "6435832",
"author": "Big Alien Robot",
"timestamp": "2022-02-28T03:30:42",
"content": "Not for nothin- I hope the readers, hackers, and everyone else including the folks who I dont agree with on anything make it through this. No one deserves this. Slava Ukraini!",
"parent_id": n... | 1,760,372,773.838539 | ||
https://hackaday.com/2022/03/01/desoldering-without-hot-air-piece-of-wire-edition/ | Desoldering Without Hot Air: Piece Of Wire Edition | Arya Voronova | [
"Lifehacks",
"Tool Hacks"
] | [
"desolder",
"desoldering",
"desoldering tools",
"micro-USB",
"soldering",
"tqfp"
] | Quite a few hackers nowadays share their tips and tricks on Twitter – it’s easy to do so, and provided either an existing audience or a bit of effort to get one, you’ll get at least a few notifications telling you that people appreciated what you had to share. Today, we’re covering two desoldering hacks highlighted the... | 9 | 4 | [
{
"comment_id": "6438014",
"author": "aki009",
"timestamp": "2022-03-02T00:20:18",
"content": "My solution is mixing in some tin-lead solder that drops the melting point. Then wick away what I can, especially on the through-hole feet. And plentiful flux. That way there’s a lot less thermal mass to o... | 1,760,372,773.88341 | ||
https://hackaday.com/2022/03/01/big-led-matrix-becomes-tiny-led-matrix-thanks-to-fiber-optics/ | Big LED Matrix Becomes Tiny LED Matrix Thanks To Fiber Optics | Dan Maloney | [
"LED Hacks"
] | [
"acrylic",
"fiber optics",
"led",
"light pipe",
"matrix",
"neopixel",
"pico",
"PMMA",
"raspberry pi",
"rgb",
"ws2812b"
] | Everyone loves LED matrices, and even if you can’t find what you like commercially, it’s pretty easy to make just what you want. Need it big? No problem; just order a big PCB and some WS2812s. Need something tiny? There are ridiculously small LEDs that will test your SMD skills, as well as your vision.
But what if you ... | 11 | 10 | [
{
"comment_id": "6437945",
"author": "raxxen",
"timestamp": "2022-03-01T21:17:54",
"content": "That’s beautiful. I love the way the ouptut LED’s are offset from the fibres so you get really neat patterns in the background.",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comm... | 1,760,372,773.935589 | ||
https://hackaday.com/2022/03/01/sprockets-and-chains-drive-this-unique-mechanical-digital-clock/ | Sprockets And Chains Drive This Unique Mechanical Digital Clock | Dan Maloney | [
"clock hacks"
] | [
"chain",
"clock",
"roller chain",
"sprocket"
] | When it comes to mechanical timepieces, we’re used to seeing mechanisms stuffed with tiny gears and wheel, often of marvelous complexity and precision. What we’re perhaps less used to seeing is
a clock that uses chains and sprockets
, and that looks more like what you’d find on a bicycle on your typical bicycle.
We can... | 17 | 12 | [
{
"comment_id": "6437902",
"author": "BT",
"timestamp": "2022-03-01T19:45:43",
"content": "Very nice, and kudos for not hiding the sounds of it working with objectionable music.",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "6437937",
"author": "smellsofbi... | 1,760,372,773.998795 | ||
https://hackaday.com/2022/03/01/human-power-past-and-future/ | Human Power, Past And Future | Al Williams | [
"Hackaday Columns",
"Rants",
"Slider"
] | [
"energy harvesting",
"human powered machines",
"Wearables"
] | We will assume you’ve seen The Matrix — it was from 1999, after all. The surprise, at the end, was that humans were being used as human batteries to power a civilization of intelligent machines. But aside from just putting out some heat, the idea does have some precedent. After all, humans powered machines like mills, ... | 54 | 14 | [
{
"comment_id": "6437874",
"author": "John",
"timestamp": "2022-03-01T18:26:19",
"content": "Would be nice, along with solar, wind, if people could get say a treadmill that would also store its energy somewhere. Also when I was young lots of things were manual, like can openers, tools and other com... | 1,760,372,774.234302 | ||
https://hackaday.com/2022/03/01/diy-super-bright-outdoor-tv-with-watercooling/ | DIY Super-Bright Outdoor TV With Watercooling | Danie Conradie | [
"home entertainment hacks"
] | [
"4k monitor",
"LCD TV",
"outdoor display"
] | Watching TV or playing a console game is usually not an outdoor activity, helped by the fact that you can’t see anything on your average TV in direct sunlight. However, with some basic fabrication skills, [Matt] from [DIY Perks] demonstrates how to
upgrade an LCD TV to be viewable in the brightest conditions
by upgradi... | 19 | 6 | [
{
"comment_id": "6437834",
"author": "limroh",
"timestamp": "2022-03-01T16:47:07",
"content": "Nice! But damn that must be one heavy TV.Reminds me of DIY projectors build from a naked LCD panel on an overhead projector (why are those not abbreviated with OHP in English?!).",
"parent_id": null,
... | 1,760,372,774.113298 | ||
https://hackaday.com/2022/03/01/researchers-build-neural-networks-with-actual-neurons/ | Researchers Build Neural Networks With Actual Neurons | Lewin Day | [
"Featured",
"Interest",
"Original Art",
"Science",
"Slider"
] | [
"artificial intelligence",
"artificial neural network",
"biological neural network",
"neural network"
] | Neural networks have become a hot topic over the last decade, put to work on jobs from recognizing image content to generating text and even playing video games. However, these artificial neural networks are essentially just piles of maths inside a computer, and while they are capable of great things, the technology ha... | 21 | 8 | [
{
"comment_id": "6437796",
"author": "Truth",
"timestamp": "2022-03-01T15:18:20",
"content": "What could possibly go wrong with putting 1000 kg (~157 stone) of wetware in a box, because you know right well that is what someone at DARPA is thinking.",
"parent_id": null,
"depth": 1,
"repli... | 1,760,372,774.061237 | ||
https://hackaday.com/2022/03/01/squeezing-a-wordle-clone-onto-the-game-boy/ | Squeezing AWordleClone Onto The Game Boy | Jenny List | [
"Nintendo Game Boy Hacks"
] | [
"compression",
"game boy",
"Wordle"
] | The popular word game
Wordle
is both an addictive brain teaser for some and a perpetual social media annoyance for others. Its runaway success has spawned a host of clones, among them one created for the Nintendo Game Boy with a reduced vocabulary. [Alexander Pruss]
took on the challenge of improving it
by fitting the ... | 9 | 4 | [
{
"comment_id": "6437783",
"author": "Marijn Muhlenbruch",
"timestamp": "2022-03-01T14:56:40",
"content": "/Users/marijnmuhlenbruch/Desktop/Screenshot 2022-03-01 at 15.44.01.pngFor the life of me I can not find the answer to this Game Boy wordle. A little help?",
"parent_id": null,
"depth": ... | 1,760,372,774.286692 | ||
https://hackaday.com/2022/03/01/a-custom-radio-and-telephone-system-for-glider-winch-operators/ | A Custom Radio And Telephone System For Glider Winch Operators | Robin Kearey | [
"Phone Hacks"
] | [
"analog phone",
"audio mixer",
"glider",
"winch"
] | While gliding might be the most calm and peaceful way of moving through the air, launching a glider is a rather noisy and violent process. Although electric winches do exist, most airfields use big V8-powered machines to get their gliders airborne. [Peter Turczak] noticed that the winch operators at his airfield often ... | 16 | 7 | [
{
"comment_id": "6437654",
"author": "Tom G",
"timestamp": "2022-03-01T09:19:05",
"content": "Glider winch launches are noisy for only one person. Nobody else with any sense will be anywhere near the launch cable; everybody else is a mile away :)Do try gliding. In a single flight you can fly alongsi... | 1,760,372,774.546374 | ||
https://hackaday.com/2022/02/28/from-hoverboard-to-scooter/ | From Hoverboard To Scooter | Matthew Carlson | [
"Transportation Hacks"
] | [
"Cutting and Machining",
"e-scooter",
"electric scooter",
"hoverboard"
] | I’m sure anyone who had seen Back To The Future was more than a little disappointed when “hoverboards” started appearing on the scene. They didn’t float and they looked fairly ridiculous for anyone over 12. But they have the huge advantage of being cheap and easy to find. [Made By Madman] breaks down a hoverboard for p... | 4 | 2 | [
{
"comment_id": "6437688",
"author": "BrightBlueJim",
"timestamp": "2022-03-01T10:43:15",
"content": "Sweet Jeebus. It’s the Project Binky of scooters.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6438231",
"author": "Belo",
"timestamp": "... | 1,760,372,774.42334 | ||
https://hackaday.com/2022/02/28/hvtpi-primer-and-toolkit-equips-you-for-bom-substitutions/ | HVTPI Primer And Toolkit Equips You For BOM Substitutions | Arya Voronova | [
"ATtiny Hacks",
"Microcontrollers",
"Tool Hacks"
] | [
"Atmel TPI",
"attiny",
"attiny10",
"ATtiny4",
"ATtiny5",
"ATtiny9",
"hvtpi",
"in system programming",
"isp",
"TPI",
"usbasp"
] | Novel programming interfaces for MCUs might catch us by surprise, but then we inevitably get up to speed with the changes required.
Today’s bastion is HVTPI
– a “12V reset” addition to the TPI we’ve just started getting used to, and [Sam Ettinger] has shared a simple circuit to teach us all about it, along with PCB fil... | 13 | 7 | [
{
"comment_id": "6437544",
"author": "Gravis",
"timestamp": "2022-03-01T03:51:03",
"content": "Info:TPI stands for Tiny Programming Interface and it is Atmel specific.HVTPI is High-Voltage TPI",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "6437548",
"autho... | 1,760,372,774.385845 |
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