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|---|---|---|---|---|---|---|---|---|---|---|---|
https://hackaday.com/2021/10/06/atari-st-still-manages-campground-reservations-after-36-years/ | Atari ST Still Manages Campground Reservations After 36 Years | Robin Kearey | [
"classic hacks"
] | [
"atari st",
"camping",
"retrocomputer"
] | “Don’t fix it if it ain’t broke”. That’s what we guess [Frans Bos] has been thinking for the past few decades, as he kept
using his Atari ST to run a booking system
for the family campground. (Video, embedded below.)
Although its case has yellowed a bit, the trusty old machine is still running 24/7 from April to Octobe... | 40 | 15 | [
{
"comment_id": "6388101",
"author": "tomás zerolo",
"timestamp": "2021-10-06T08:21:56",
"content": "This was a hell of a machine. Writing programs in Modula-2, doing TeX and Metafont.Good ol’ time. My next one was a 386-40 with 4MB(!) RAM, Linux and X. Man, was that one fast.",
"parent_id": nul... | 1,760,372,928.899018 | ||
https://hackaday.com/2021/10/05/breadbin-is-an-8-bit-ttl-cpu-on-a-breadboard-in-a-bread-bin/ | BreadBin Is An 8-bit TTL CPU On A Breadboard, In A Bread Bin | Robin Kearey | [
"computer hacks"
] | [
"65c816",
"breadboard",
"cpu",
"ttl"
] | Building a CPU out of logic gates is a great way to learn about the inner workings of microprocessors, and we’ve seen several impressive projects in this area. [c0pperdragon] set himself the task of designing a very capable
8-bit CPU using just 74HC type logic chips
on a large plug-in breadboard. To emphasize the “brea... | 11 | 5 | [
{
"comment_id": "6388072",
"author": "BT",
"timestamp": "2021-10-06T06:06:51",
"content": "Unfortunately, parallel wiring is susceptible to cross talk, depending on clock speeds. Neat is less noise tolerant than rats nest in some situations.",
"parent_id": null,
"depth": 1,
"replies": [
... | 1,760,372,928.763021 | ||
https://hackaday.com/2021/10/05/repairing-underground-power-cables/ | Repairing Underground Power Cables | Al Williams | [
"Repair Hacks"
] | [
"Power Distribution",
"scattergood olympic",
"underground cable"
] | When we were kids, overhead power cables were a constant fixture in the neighborhood. Not only were they the bane of our kites, but they also had a tendency to fail during storms leaving us in the dark. These days lots of cables go underground — safer for kites and harder to storm damage. On the other hand, if they do ... | 15 | 7 | [
{
"comment_id": "6388016",
"author": "BobbyMac99",
"timestamp": "2021-10-06T02:46:54",
"content": "I wonder what a vertical shift during an earthquake of say 2 inches or more would do to such a line? Or do they put the line inside another much wider pipe? (even though that pipe isn’t filled with oil... | 1,760,372,929.100498 | ||
https://hackaday.com/2021/10/05/mini-camera-crane-for-your-workbench/ | Mini Camera Crane For Your Workbench | Danie Conradie | [
"digital cameras hacks",
"Tool Hacks"
] | [
"3d printed",
"camera crane",
"photography",
"videography"
] | If you’ve ever tried to document a project on your workbench with photos or videos, you know the challenge of constantly moving tripods to get the right shot. [Mechanistic] is familiar with this frustration, so he built a small
desktop camera crane
.
Heavily inspired by
[Ivan Miranda]’s large camera crane
, this build ... | 10 | 1 | [
{
"comment_id": "6387990",
"author": "mrehorst",
"timestamp": "2021-10-05T23:34:38",
"content": "This looks great, but why 3D print the arm in sections then run a steel rod through it when you could simply use a piece of aluminum tubing or t-slot with a few fittings?",
"parent_id": null,
"de... | 1,760,372,928.712635 | ||
https://hackaday.com/2021/10/04/kinetic-synth-kebab-sculpture-plays-punk-sequentially/ | Kinetic Synth-Kebab Sculpture Plays Punk Sequentially | Ryan Flowers | [
"digital audio hacks"
] | [
"555",
"555 timer",
"atari punk console",
"Circuit Sculpture",
"kinetic sculpture",
"mechanical synthesizer",
"synth",
"synthesizer"
] | What’s better than an Atari Punk Console synthesizer? How about
four
Atari Punk Console synthesizers. And what better way to present them but as brass wire art sculptures. We’d have forgiven [iSax] if he’d stopped at four brass wire synths, but he took things to another level with his kinetic sculpture that does double... | 12 | 5 | [
{
"comment_id": "6387584",
"author": "Chris",
"timestamp": "2021-10-05T08:11:20",
"content": "It’s been wrongly named. Should be the vertical rotating fart machine, Nice build in any case.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6387612",
"aut... | 1,760,372,929.149259 | ||
https://hackaday.com/2021/10/04/whats-on-your-bank-card-hacker-tool-teaches-all-about-nfc-and-rfid/ | What’s On Your Bank Card? Hacker Tool Teaches All About NFC And RFID | Donald Papp | [
"Security Hacks",
"Tech Hacks"
] | [
"contactless",
"flipper",
"hacking",
"hardware",
"NFC",
"reverse engineering",
"rfid",
"wireless"
] | The Flipper Zero is a multipurpose hacker tool that aims to make the world of hardware hacking more accessible with a slick design, wide array of capabilities, and a fantastic looking UI. They are struggling with manufacturing delays like everyone else right now, but there’s a silver lining: the team’s updates are genu... | 29 | 7 | [
{
"comment_id": "6387473",
"author": "Fyllyx",
"timestamp": "2021-10-05T05:06:18",
"content": "Besides being a great tool, I too have been over joyed by the Flipper team’s updates. They’re very informative and I feel included as a supporter.",
"parent_id": null,
"depth": 1,
"replies": [
... | 1,760,372,928.969851 | ||
https://hackaday.com/2021/10/04/removing-threadlocked-screws-with-a-soldering-iron/ | Removing Threadlocked Screws With A Soldering Iron | Chris Wilkinson | [
"how-to",
"Tool Hacks"
] | [
"adhesive",
"repair",
"screws",
"soldering iron",
"threadlocker"
] | We’ve all been there – that last stubborn screw, the one thing between you and some real progress on a repair or restoration. It’s stuck tight with thread-locking fluid, and using more torque threatens to strip the head. Frustration mounting, drilling that sucker out is starting to seem pretty tempting. But wait! [Dani... | 27 | 13 | [
{
"comment_id": "6387306",
"author": "cliff claven",
"timestamp": "2021-10-04T23:09:26",
"content": "Never thought to use a soldering iron, but regularly use heat. It is, after all, in the documentation. Many types are also quite susceptible to solvents, and common thread fits being at least a tad l... | 1,760,372,928.67263 | ||
https://hackaday.com/2021/10/04/bicycles-are-bad-at-towing-even-with-crawler-gears/ | Bicycles Are Bad At Towing, Even With Crawler Gears | Lewin Day | [
"Misc Hacks"
] | [
"bicycle",
"bike",
"gearing"
] | Gearing can make a huge difference to a cyclist, enabling even the least fit rider to climb a steep hill, albeit slowly. [Berm Peak Express] took that to the next level, creating a super-low geared bicycle capable of actually
towing seriously heavy loads.
The build consists of a custom 74-tooth sprocket for the rear wh... | 43 | 24 | [
{
"comment_id": "6387224",
"author": "Ostracus",
"timestamp": "2021-10-04T20:04:30",
"content": "Ah, and just think of the big leg muscles one will get.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6387324",
"author": "Bruce",
"timestamp": ... | 1,760,372,929.049945 | ||
https://hackaday.com/2021/10/04/enraged-rabbit-project-is-a-filament-cocktail-special/ | Enraged Rabbit Project Is A Filament Cocktail Special | Sonya Vasquez | [
"3d Printer hacks"
] | [
"3d prining",
"filament management",
"MMU",
"multi-material"
] | As long as 3D printers have been around, it seems as though many of us have dreamed about nozzle-sharing solutions for multicolor 3D prints. Just because Prusa’s MMU has had the spotlight for some time doesn’t mean that there’s no space to design something original. If you’re craving something new to feast your eyes up... | 18 | 9 | [
{
"comment_id": "6387159",
"author": "Dustin Speed",
"timestamp": "2021-10-04T18:47:54",
"content": "I have one of these and even while still in development this is one of the most fully complete solutions out there today.Ette has a stunning design and 1.1 was just released and is even better than b... | 1,760,372,928.813904 | ||
https://hackaday.com/2021/10/04/snails-sensors-and-smart-dust-the-michigan-micro-mote/ | Snails, Sensors, And Smart Dust: The Michigan Micro Mote | Robin Kearey | [
"Hackaday Columns",
"News",
"Science",
"Slider",
"Solar Hacks"
] | [
"michigan micro mote",
"miniaturization",
"motes",
"snails"
] | If you want to track a snail, you need a tiny instrumentation package. How do you create an entire data acquisition system, including sensors, memory, data processing and a power supply, small enough to fit onto a snail’s shell?
Throughout history, humans have upset many ecosystems around the world by introducing invas... | 17 | 11 | [
{
"comment_id": "6387015",
"author": "aleksclark",
"timestamp": "2021-10-04T17:15:23",
"content": "Getting some “Fire Upon The Deep” vibes here, no lie",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "6387027",
"author": "mac012345",
"timestamp": "2021-1... | 1,760,372,929.207724 | ||
https://hackaday.com/2021/10/04/hackaday-remoticon-tickets-and-t-shirts/ | Hackaday Remoticon: Tickets And T-Shirts! | Mike Szczys | [
"cons"
] | [
"2021 Hackaday Remoticon"
] | Tickets for the Hackaday Remoticon are now available
and there’s one big addition this year: Shirts!
As you have doubtless heard, the Supercon is on hold for one more year, so we’re doing Remoticon round two. And aside from missing the direct human contact, our conference t-shirt drawer is getting a little empty. Whi... | 10 | 5 | [
{
"comment_id": "6386983",
"author": "jnesselr",
"timestamp": "2021-10-04T16:15:39",
"content": "Looks like the link is broken for the eventbrite",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6387615",
"author": "Elliot Williams",
"timestamp... | 1,760,372,929.489741 | ||
https://hackaday.com/2021/10/05/investigating-a-defective-usb-power-bank-module/ | Investigating A Defective USB Power Bank Module | Tom Nardi | [
"Parts",
"Repair Hacks"
] | [
"application schematic",
"boost converter",
"datasheet",
"IP5306",
"solder mask",
"usb power bank"
] | Call us old fashioned, but we feel like when you buy a piece of hardware, the thing should actually function. Now don’t get us wrong, like most of you, we’re willing to put up with the occasional dud so long as the price is right. But when something you just bought is so screwed up internally that there’s no chance it ... | 25 | 13 | [
{
"comment_id": "6387908",
"author": "Grayson Graybotics",
"timestamp": "2021-10-05T20:10:08",
"content": "I can’t tell you how many low cost power related modules I’ve snagged off Amazon and turned out to be either straight garbage or hilariously so over spec’d that using as “intended” ends up in d... | 1,760,372,929.790081 | ||
https://hackaday.com/2021/10/05/demonstrating-thermoacoustics-with-the-rijke-tube/ | Demonstrating ThermoAcoustics With The Rijke Tube | Dave Rowntree | [
"Musical Hacks"
] | [
"rijke",
"rubens tube",
"thermoacoustics"
] | The
Rijke tube
is a very simple device that demonstrates the principle of
thermoacoustics
quite clearly. Construction is quite straightforward, simply place a metal gauze at the bottom end of a tube, approximately one quarter of the way up, apply a source of heat to the gauze, and instant sound. The heat produces conve... | 20 | 16 | [
{
"comment_id": "6387859",
"author": "Ren",
"timestamp": "2021-10-05T18:42:40",
"content": "Make a musical instrument using a variety of pipe sizes and stoppers.and then play “Rijke don’t lose that number”",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "63878... | 1,760,372,929.542491 | ||
https://hackaday.com/2021/10/05/yes-you-can-put-out-a-burning-gas-well-with-a-nuclear-bomb/ | Yes, You Can Put Out A Burning Gas Well With A Nuclear Bomb | Lewin Day | [
"Hackaday Columns",
"History",
"Misc Hacks",
"Original Art",
"Slider"
] | [
"atoms for peace",
"nuclear bomb",
"nuclear weapon",
"peaceful nuclear explosion"
] | Nuclear explosives were first developed as weapons of war in the pitched environment of World War II. However, after the war had passed, thoughts turned to alternative uses for this new powerful technology. Scientists and engineers alike dreamed up wild schemes to dig new canals or blast humans into space with the migh... | 30 | 14 | [
{
"comment_id": "6387820",
"author": "Danjovic",
"timestamp": "2021-10-05T17:11:09",
"content": "Great story!",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6387998",
"author": "CMH62",
"timestamp": "2021-10-06T00:22:30",
"content": "... | 1,760,372,929.613612 | ||
https://hackaday.com/2021/10/05/raspberry-pi-plots-world-wide-earthquakes/ | Raspberry Pi Plots World Wide Earthquakes | Dave Rowntree | [
"Raspberry Pi"
] | [
"earthquakes",
"raspberry pi"
] | What do you do when you stumble across a website posting real-time earthquake data? Well, if you’re [Craig Lindley]
you write some code to format it nicely onto a display
, put it in a box, and watch it whilst making dinner.
[Craig] started off with coding in Forth on the ESP32, using
ESP32Forth
, but admits it didn’t ... | 9 | 5 | [
{
"comment_id": "6387781",
"author": "Nick Scipio",
"timestamp": "2021-10-05T15:58:11",
"content": "Very cool project, but that website it hard on the eyes. Orange background and Comic Sans. Woof!",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "6387871",
"a... | 1,760,372,929.42382 | ||
https://hackaday.com/2021/10/05/need-a-new-programming-language-try-zig/ | Need A New Programming Language? Try Zig | Matthew Carlson | [
"Featured",
"Skills",
"Slider",
"Software Development"
] | [
"programming languages",
"rust",
"Software Engineering",
"zig"
] | Maybe you’ve heard of it, maybe you haven’t.
Zig is a new programming language
that seems to be growing in popularity. Let’s do a quick dive into what it is, why it’s unique, and what sort of things you would use it for. (Ed Note: Other than “
for great justice
“, naturally.)
What Is It?
You’ve likely heard of
Rust as ... | 131 | 27 | [
{
"comment_id": "6387734",
"author": "macsimski",
"timestamp": "2021-10-05T14:39:22",
"content": "Sombody set upon us the bomb!",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6387904",
"author": "CityZen",
"timestamp": "2021-10-05T20:03:04",
... | 1,760,372,930.262051 | ||
https://hackaday.com/2021/10/05/how-does-a-sail-drone-bring-home-hurricane-footage-in-record-time/ | How Does A Sail Drone Bring Home Hurricane Footage In Record Time? | Ryan Flowers | [
"drone hacks",
"News",
"Transportation Hacks"
] | [
"autonomous saiboat",
"hurricane",
"Iridium NEXT",
"l-band",
"LEO",
"sail wing",
"satellite communication",
"weather forecast"
] | It is unlikely that as a young lad [Richard Jenkins] would had have visions of sailing into the eye of a Category-4 hurricane. Yet that’s exactly what he’s done with the Explorer 1045, an uncrewed sailing vehicle built by his company, Saildrone. If that weren’t enough, footage from the vessel enduring greater than 120 ... | 11 | 5 | [
{
"comment_id": "6387690",
"author": "Gravis",
"timestamp": "2021-10-05T12:55:41",
"content": "Am I correct in thinking these are 23 feet from stem to stern?",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6387697",
"author": "Ryan Flowers",
"... | 1,760,372,929.916551 | ||
https://hackaday.com/2021/10/05/hackable-smart-watch-is-also-open-source/ | Hackable Smart Watch Is Also Open Source | Bryan Cockfield | [
"Wearable Hacks"
] | [
"bangle.js",
"nRF52840",
"sma q3",
"smart watch",
"watch",
"wearable"
] | When they first came to market, many detractors thought that smart watches would be a flop or that there wouldn’t be much use for them. Over the past few years, though, their sales continue to increase as people find more and more niche uses for them that weren’t previously considered. The one downside to most of these... | 16 | 5 | [
{
"comment_id": "6387655",
"author": "Gravis",
"timestamp": "2021-10-05T11:36:39",
"content": "I really wish they would start integrating an amorphous solar cell into smartwatches and ditch the radio, so that you don’t have to charge them. Putting in a radio not only eats power (if you use it) but ... | 1,760,372,929.9842 | ||
https://hackaday.com/2021/10/04/using-arduinos-to-drive-undocumented-displays/ | Using Arduinos To Drive Undocumented Displays | Bryan Cockfield | [
"Arduino Hacks"
] | [
"arduino",
"barometer",
"forecasting",
"sensor",
"vacuum fluorescent display",
"vfd",
"weather",
"zambretti"
] | For those of us old enough to remember the VCR (and the difficulty of programming one), the ubiquitous vacuum fluorescent display, or VFD, is burned into our memories, mostly because of their brightness and contrast when compared to the superficially-similar LCD. These displays are incredibly common even apart from VCR... | 16 | 6 | [
{
"comment_id": "6386982",
"author": "Vib",
"timestamp": "2021-10-04T16:01:15",
"content": "Most alphanumeric VFD modules like this one had serial TTL interface. It’s really just a matter of finding the pinout of the module, which is rather trivial once the power supply pins are identified",
"pa... | 1,760,372,929.851858 | ||
https://hackaday.com/2021/10/04/counting-down-to-the-final-atlas-rocket/ | Counting Down To The Final Atlas Rocket | Tom Nardi | [
"Current Events",
"Engineering",
"Featured",
"Space"
] | [
"atlas",
"BE-4",
"Blue Origin",
"SM-65 Atlas",
"ULA",
"United Launch Alliance",
"vulcan"
] | The Atlas family of rockets have been a mainstay of America’s space program since the dawn of the Space Age, when unused SM-65 Atlas intercontinental ballistic missiles (ICBMs) were refurbished and assigned more peaceful pursuits. Rather than lobbing thermonuclear warheads towards the Soviets, these former weapons of w... | 32 | 10 | [
{
"comment_id": "6386925",
"author": "Ostracus",
"timestamp": "2021-10-04T14:16:12",
"content": "Wonder who the new customers are going to be for the RD-180 once the US stops buying? Maybe China with their space ambitions.",
"parent_id": null,
"depth": 1,
"replies": [
{
"co... | 1,760,372,930.07669 | ||
https://hackaday.com/2021/10/04/flame-spitting-dragon-head-heats-up-halloween/ | Flame-Spitting Dragon Head Heats Up Halloween | Donald Papp | [
"Art",
"hardware"
] | [
"decoration",
"dragon",
"dragon head",
"fire",
"fire breathing",
"halloween"
] | Halloween is looming, and [Jonathan Gleich] decided that an ideal centerpiece would be
a flame-spitting dragon’s head
. It started with an economical wall-mount dragon’s head, combined with a variety of off-the-shelf components to become something greater.
Spark from high-voltage ignitor, right at the torch opening.
Th... | 4 | 3 | [
{
"comment_id": "6386936",
"author": "Tom Barrack",
"timestamp": "2021-10-04T14:36:13",
"content": "That’s really cool. I hope I’m around to see it this Halloween!",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6386976",
"author": "Nate12",
"... | 1,760,372,930.312303 | ||
https://hackaday.com/2021/10/04/this-audio-mixer-is-a-eurorack/ | This Audio Mixer Is A Eurorack | Jenny List | [
"Musical Hacks"
] | [
"audio",
"DJ mixer",
"eurorack",
"mixer",
"modular"
] | Music making and DJing have both become arts predominantly pursued in a computer, as the mighty USB interface has subsumed audio, MIDI, and even DJ turntable interface controllers. There was a time though when an indispensable part of any aspiring performer’s equipment would have been an analog mixer, a device for buff... | 14 | 6 | [
{
"comment_id": "6386899",
"author": "H. Hubert Dreiling",
"timestamp": "2021-10-04T10:57:56",
"content": "Why do you only use the frontplate for the circuits?Is the space behind left free or is it used?",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "6386911",... | 1,760,372,930.361983 | ||
https://hackaday.com/2021/10/03/maakrapu-is-a-buggy-drawn-by-a-five-legged-beast/ | Maakrapu Is A Buggy Drawn By A Five-Legged Beast | Robin Kearey | [
"Transportation Hacks"
] | [
"steampunk",
"strandbeest"
] | The steampunk aesthetic can take on many forms, and while pipes, valves, and boilers can look great, having complicated machinery with lots of moving parts really makes your project shine. A team of steampunk enthusiasts over at Tampere Hacklab did this by building
a vehicle named Maakrapu
. It’s a two-wheeled buggy th... | 18 | 11 | [
{
"comment_id": "6386803",
"author": "Pekka",
"timestamp": "2021-10-04T06:25:11",
"content": "Eh, I’m kind of sick of seeing strandbeests all the time. Nice to see a local guy here though.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6386812",
"aut... | 1,760,372,930.424282 | ||
https://hackaday.com/2021/10/03/telepresence-robot-for-doing-the-rounds/ | Telepresence Robot For “Doing The Rounds” | Danie Conradie | [
"Robots Hacks"
] | [
"inspection",
"ROS 2",
"telepresence robot"
] | When you are responsible for maintaining devices at a client’s location, software tools like remote desktop and SSH are great, but sometimes they are not enough. For some problems, you need to get eyes and hands on the device to figure out what’s going on and fix the problem. This is a challenge [Will Donaldson] from E... | 10 | 5 | [
{
"comment_id": "6386721",
"author": "Ren",
"timestamp": "2021-10-04T02:33:12",
"content": "Dalek 1.0",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6386819",
"author": "K1R4",
"timestamp": "2021-10-04T07:12:42",
"content": "Quick! So... | 1,760,372,930.473122 | ||
https://hackaday.com/2021/10/03/hackaday-links-october-3-2021/ | Hackaday Links: October 3, 2021 | Dan Maloney | [
"Hackaday Columns",
"Hackaday links"
] | [
"adafruit",
"antenna",
"anthrax",
"course",
"eda",
"factory tour",
"hackaday links",
"helicopter",
"Ingenuity",
"irradiation",
"PCB design",
"resonance",
"skycrane",
"Swashplate",
"tower"
] | It’s one thing to speculate about what’s happening with the Mars helicopter Ingenuity, but it’s another to get
an insider’s view on recent flight problems
.
As we previously reported
, Ingenuity is starting to face a significant challenge, as a seasonal atmospheric pressure drop on Mars threatens to make the already ra... | 9 | 3 | [
{
"comment_id": "6386673",
"author": "Michael Black",
"timestamp": "2021-10-03T23:06:02",
"content": "I thought Radio Row was demolished to make way for the World Trade Center. There was an article about it in CQ in the mid-sixties",
"parent_id": null,
"depth": 1,
"replies": [
{
... | 1,760,372,930.518246 | ||
https://hackaday.com/2021/10/02/a-glowing-potato-peeler-makes-a-nernst-lamp/ | A Glowing Potato Peeler Makes A Nernst Lamp | Jenny List | [
"Misc Hacks"
] | [
"ceramic",
"lamp",
"nernat lamp"
] | Over the last couple few decades there has been a great shift in electric lighting, first towards more compact and efficient fluorescent lights, and then towards LED bulbs. The old incandescent bulbs, while giving a pleasant light, were not by any means efficient. Digging into the history books the incandescent bulb as... | 18 | 8 | [
{
"comment_id": "6386454",
"author": "CrossDraw",
"timestamp": "2021-10-03T00:07:19",
"content": "I wonder if Ceramic Vaping “Donut” Coils would work (mainly ones made with SS316/SS316L)",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6386466",
"autho... | 1,760,372,930.658906 | ||
https://hackaday.com/2021/10/02/2021-chaos-communication-congress-cancelled/ | 2021 Chaos Communication Congress Cancelled | Jenny List | [
"cons"
] | [
"37C3",
"ccc",
"CCC congress",
"cons"
] | With mass vaccination programmes and careful application of public health measures it almost feels for some of us as though the pandemic is under control. Any thoughts of it being over are illusory though, and if further reminders were needed we have the news that once more
this year’s Chaos Communication Congress has ... | 24 | 14 | [
{
"comment_id": "6386363",
"author": "Ostracus",
"timestamp": "2021-10-02T20:23:38",
"content": "Maybe by next year all the mandates will have worked. Then we can go back to some semblance of order.https://www.seattletimes.com/nation-world/mandates-are-working-employer-ultimatums-lift-vaccination-ra... | 1,760,372,930.857649 | ||
https://hackaday.com/2021/10/02/3d-printed-vtol-craft-can-land-and-recharge-itself-and-team-up-with-other-drones/ | 3D Printed VTOL Craft Can Land And Recharge Itself, And Team Up With Other Drones | Danie Conradie | [
"drone hacks",
"The Hackaday Prize"
] | [
"solar plane",
"vtol. ardupilot"
] | For a long time fixed wing VTOL drones were tricky to work with, but with the availability of open source flight control and autopilot software this has changed. To make experimentation even easier, [Stephen Carlson] and other researchers from the RoboWork Lab at the University of Nevada created the
MiniHawk, a 3D prin... | 23 | 9 | [
{
"comment_id": "6386341",
"author": "Dustin",
"timestamp": "2021-10-02T18:31:36",
"content": "Add a bit of machine vision to identify roofs. These things could land on top of most roofs and charge for days with minimal losses to people stealing or damaging them. Deploy thousands in an urban area. ... | 1,760,372,930.713053 | ||
https://hackaday.com/2021/10/02/get-yer-halloween-on/ | Get Yer Halloween On! | Elliot Williams | [
"Hackaday Columns",
"Holiday Hacks"
] | [
"hacks",
"halloween",
"spooky"
] | Halloween is basically
built
for the hacker. Besides the obvious fabrication of absurd costumes, there’s also the chance to showcase your skills, be they mechanical, audio, or video. It’s also a great time to show off our coolest tricks to inspire the young proto-hackers. If you need inspiration,
we’ve got 150 ideas
.
... | 3 | 2 | [
{
"comment_id": "6386358",
"author": "Ostracus",
"timestamp": "2021-10-02T19:44:31",
"content": "I’s sure with a little editing Halloween can indeed be the day of the hacker.https://phys.org/news/2021-09-mini-crispr-genome.html",
"parent_id": null,
"depth": 1,
"replies": [
{
... | 1,760,372,930.60597 | ||
https://hackaday.com/2021/10/02/wild-lego-bot-pronks-about-your-patio/ | Wild Lego-Bot Pronks About Your Patio | Sonya Vasquez | [
"Robots Hacks"
] | [
"lego",
"pronk",
"quadruped"
] | Legged robots span all sorts of shapes and sizes. From the paradigm-setting quadrupeds built from a pit-crew of grad students to the Kickstarter canines that are sure to entertain your junior hackers, the entry point is far and wide. Not one to simply watch from the sidelines, though, [Oracid] wanted to get in on the q... | 10 | 3 | [
{
"comment_id": "6386289",
"author": "DainBramage",
"timestamp": "2021-10-02T14:04:00",
"content": "Now that is clever! Very cool Lego creation.",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "6386338",
"author": "Ren",
"timestamp": "2021-10-02T17:48:22... | 1,760,372,931.766275 | ||
https://hackaday.com/2021/10/02/water-is-the-secret-ingredient-when-laser-cutting-ceramics-to-make-circuits/ | Water Is The Secret Ingredient When Laser Cutting Ceramics To Make Circuits | Dave Rowntree | [
"Laser Hacks",
"Tool Hacks"
] | [
"Ceramic PCB",
"co2 laser",
"picoflow",
"raspberry pi",
"reflow soldering"
] | [Ben Krasnow] over at Applied Science was
experimenting with cutting inexpensive ceramic sheets with his cheap CO2 laser cutter
when he found that (just as expected) the thermal shock of the CO2 beam would cause cracking and breaking of the workpiece. After much experimentation, he stumbled upon a simple solution: subm... | 21 | 9 | [
{
"comment_id": "6386258",
"author": "Dan",
"timestamp": "2021-10-02T10:32:04",
"content": "That’s very cool. Can he do the most beautiful solder masks ever with ceramic glazes?",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6386261",
"author": "Fold... | 1,760,372,931.008276 | ||
https://hackaday.com/2021/10/01/mouse-and-keyboard-controls-on-the-n64/ | Mouse And Keyboard Controls On The N64 | Lewin Day | [
"Nintendo Hacks"
] | [
"n64",
"nintendo 64",
"usb"
] | The Nintendo 64 was one of the consoles that properly heralded in the era of 3D gaming. However, its controller is of a design we wouldn’t consider ideal today. For the FPS games that were so popular on the N64, a mouse and keyboard could do much better.
[The Hypocaust] set out to make it happen.
The N64 polls the cont... | 11 | 6 | [
{
"comment_id": "6386239",
"author": "Jarek Lupinski",
"timestamp": "2021-10-02T06:19:36",
"content": "can’t wait to see the RWhiteGoose about how this will affect speedrunning“My friends, it just keeps happening…”",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id... | 1,760,372,930.954183 | ||
https://hackaday.com/2021/10/03/laser-theremin-turns-your-hand-swooshes-into-music/ | Laser Theremin Turns Your Hand Swooshes Into Music | Sonya Vasquez | [
"Musical Hacks"
] | [
"laser",
"MEMS",
"quadrant",
"theremin",
"time of flight",
"TOF"
] | In a world where smartphones have commoditized precision MEMS Sensors, the stage is set to reimagine clusters of these sensors as something totally different. That’s exactly what [chronopoulos] did, taking four proximity sensors and turning them into a custom gesture input sensor for sound generation. The result is
Qua... | 10 | 9 | [
{
"comment_id": "6386639",
"author": "Foldi-One",
"timestamp": "2021-10-03T20:11:04",
"content": "I really like this project… Seems like there is a huge amount you can do with that magic sensor setup, it has certainly given me some ideas.That said I think I’d still rather have a real Theremin or Tan... | 1,760,372,931.199014 | ||
https://hackaday.com/2021/10/03/forget-digital-computing-you-need-an-analog-computer/ | Forget Digital Computing, You Need An Analog Computer | Dave Rowntree | [
"computer hacks"
] | [
"analog computer",
"hybrid computing",
"Lorentz attractor"
] | The analog computer of decades-gone-by is something many of us younger engineers never got the chance to experience first hand. It’s pretty much a case of reading about them on these fine pages or perhaps looking at a piece of one behind glass in one of the more interesting museums out there. But now, there is another ... | 62 | 17 | [
{
"comment_id": "6386585",
"author": "Grumpy",
"timestamp": "2021-10-03T18:13:29",
"content": "Carburetors are hydraulic/pneumatic analog computers. Doesn’t really change the truth of the first line.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6386644",
... | 1,760,372,931.14996 | ||
https://hackaday.com/2021/10/03/supercapacitor-e-bike-with-diy-motor/ | Supercapacitor E-Bike With DIY Motor | Danie Conradie | [
"Transportation Hacks"
] | [
"e-bike",
"super capacitors",
"tom stanton"
] | Supercapacitor technology often looks like a revolutionary energy storage technology on the surface, but the actual performance numbers can be rather uninspiring. However, for rapid and repeated charge and discharge cycles, supercaps are hard to beat. [Tom Stanton] wanted to see if
supercaps have any practical use on e... | 26 | 10 | [
{
"comment_id": "6386539",
"author": "Jan Praegert",
"timestamp": "2021-10-03T14:05:01",
"content": "8 is the new 6?",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6386638",
"author": "bluecat57",
"timestamp": "2021-10-03T20:10:47",
"... | 1,760,372,931.259017 | ||
https://hackaday.com/2021/10/03/what-goes-into-a-high-voltage-diode/ | What Goes Into A High Voltage Diode? | Jenny List | [
"Parts"
] | [
"diode",
"high voltage",
"semiconductor"
] | When we use an electronic component, we have some idea of what goes on inside it. We know that inside a transistor there’s a little piece of semiconductor with a junction made from differently doped regions etched into it, and in a capacitor, there will be metalized plates on the surface of some kind of dielectric. Rev... | 12 | 5 | [
{
"comment_id": "6386536",
"author": "Phil",
"timestamp": "2021-10-03T13:37:50",
"content": "Have had success connecting a low of avalanche diodes in series to make HV stack – tough with way higher current ratings than dinky monolithic devices. It seems sensible, when stacking them, to err on the c... | 1,760,372,931.302509 | ||
https://hackaday.com/2021/10/03/some-pleasing-experiments-in-8-bit-video-cards/ | Some Pleasing Experiments In 8-Bit Video Cards | Lewin Day | [
"Retrocomputing"
] | [
"cga",
"ibm",
"isa",
"MDA",
"vga"
] | These days, supply chain factors and high demand have made it incredibly difficult to lay one’s hands on a GPU. However, if you’re into older computers, you might find it hard to source old-school video cards too. Fear not, for [Dave’s Dev Lab] has been cooking up some experiments with a goal of eventually producing
a ... | 13 | 4 | [
{
"comment_id": "6386510",
"author": "hartl",
"timestamp": "2021-10-03T09:27:08",
"content": "“… vintage IBM metal without having to source a tired old CGA monitor”Almost all modern TV sets can display CGA, since it’s timing is very close to NTSC. You just need RGB or YUV inputs and some simple anal... | 1,760,372,931.353029 | ||
https://hackaday.com/2021/10/02/mini-laser-engraver-could-carve-out-a-place-on-your-desk/ | Mini Laser Engraver Could Carve Out A Place On Your Desk | Kristina Panos | [
"Arduino Hacks",
"how-to",
"Laser Hacks"
] | [
"Arduino Uno",
"dvd drive",
"laser",
"laser engraver"
] | Got a couple of old DVD-RW drives lying around, just collecting dust? Of course you do. If not, you likely know where to find a pair so you can build
this totally adorable and fully dangerous laser engraver
for your desk. Check out the complete build video after the break.
[Smart Tronix] doesn’t just tell you to salvag... | 11 | 9 | [
{
"comment_id": "6386482",
"author": "pac",
"timestamp": "2021-10-03T05:21:43",
"content": "Seen it before, but never with this refined of an approach. Nice work!Coincidentally, I pulled a bunch of these drives apart recently hoping to do exactly that.",
"parent_id": null,
"depth": 1,
"r... | 1,760,372,931.398261 | ||
https://hackaday.com/2021/10/02/steppers-and-esp32-make-this-retro-modern-flip-clock-tick/ | Steppers And ESP32 Make This Retro-Modern Flip-Clock Tick | Dan Maloney | [
"clock hacks"
] | [
"analog",
"clock",
"digital",
"ESP-32",
"flip clock",
"flip-card",
"h-bridge",
"L298N",
"stepper"
] | Before LEDs became cheap enough to be ubiquitous, flip-card displays were about the only way to get a digital clock. These entirely electromechanical devices had their own charm, and they have a certain retro cachet these days. Apart from yard sales and thrift stores, though, they’re a bit hard to source — unless you r... | 8 | 6 | [
{
"comment_id": "6386465",
"author": "Ren",
"timestamp": "2021-10-03T02:46:45",
"content": "Including the day of the week was something that I have not seen before on a flip clock!",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "6386475",
"author": "Willie ... | 1,760,372,931.553685 | ||
https://hackaday.com/2021/10/01/drone-replaces-kite-in-recreation-of-famous-atmospheric-electricity-experiment/ | Drone Replaces Kite In Recreation Of Famous Atmospheric Electricity Experiment | Dan Maloney | [
"Misc Hacks"
] | [
"atmosphere",
"charge",
"corona motor",
"discharge",
"drone",
"electroscope",
"Franklin bell",
"spark",
"STATIC"
] | Finally, someone decided to answer the question that nobody was asking: what if [Benjamin Franklin] had had a drone rather than a kite?
Granted, [Jay Bowles] didn’t fly
his electricity-harvesting drone
during a thunderstorm, but he did manage to reach some of the same conclusions that [Dr. Franklin] did about the natur... | 4 | 2 | [
{
"comment_id": "6386300",
"author": "Piotrsko",
"timestamp": "2021-10-02T14:52:53",
"content": "Ok so is he harvesting static or is it inductive?",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6386394",
"author": "D",
"timestamp": "2021-10-0... | 1,760,372,931.597113 | ||
https://hackaday.com/2021/10/01/secret-keychain-safe-looks-just-like-a-bolt/ | Secret Keychain Safe Looks Just Like A Bolt | Lewin Day | [
"Misc Hacks"
] | [
"bolt",
"hidden safe",
"safe"
] | While conventional safes can be a good place to put valuables, sometimes it’s even better to hide your things where nobody will even look in the first place. [Wesley Treat] has a build that will allow you to do just that, which secrets away papers, money, or small items
within the body of a bolt.
There’s a surprising a... | 23 | 8 | [
{
"comment_id": "6386140",
"author": "wolf arthur",
"timestamp": "2021-10-01T23:03:10",
"content": "I *just* bought *this exact same thing* on Aliexpress a few hours before seeing this article, what are the odds …The plan is to hide a small/fun/nice message on a bit of paper, as well as a tiny candy... | 1,760,372,931.665585 | ||
https://hackaday.com/2021/10/01/minimalist-timer-counts-down-with-led-matrix/ | Minimalist Timer Counts Down With LED Matrix | Tom Nardi | [
"home hacks",
"Microcontrollers"
] | [
"acrylic",
"kitchen timer",
"led matrix",
"led matrix display",
"rotary encoder",
"timer"
] | Looking for something with a bit more style than the traditional kitchen timer,
[Martin Jonasson] decided to take the last couple of months to design and build his own take on the idea
using a rotary encoder, 16×9 LED matrix, and a Teensy 2.0 microcontroller. Were there better things he could have spent that time on? P... | 3 | 1 | [
{
"comment_id": "6386318",
"author": "Garth Bock",
"timestamp": "2021-10-02T16:05:54",
"content": "This is excellent! I like the rotary encoder to set the interval rather than pressing and holding buttons. Rarely do you see a knob to set the timer. ( I remember James Bond had that on a bomb timer – ... | 1,760,372,931.707059 | ||
https://hackaday.com/2021/10/01/pixel-pump-pick-place-positions-parts-precisely/ | Pixel Pump Pick & Place Positions Parts Precisely | Stephen Ogier | [
"Tool Hacks"
] | [
"assembly tools",
"bench tools",
"pick and place",
"smd",
"surface mount",
"tools"
] | You’ve finally decided to take the plunge and build a board with surface-mount parts. After carefully dispensing the solder paste with a syringe, it’s time to place the parts. You take up your trusty tweezers and reach to grab a SOIC-14 logic IC—only there’s not a great way to grab it. The IC is too long to grab one wa... | 18 | 6 | [
{
"comment_id": "6386112",
"author": "Ostracus",
"timestamp": "2021-10-01T19:15:20",
"content": "Tongue-twister.",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "6386127",
"author": "8bitwiz",
"timestamp": "2021-10-01T20:33:34",
"content": "The prope... | 1,760,372,932.062618 | ||
https://hackaday.com/2021/10/01/flaw-in-amd-platform-security-processor-affects-millions-of-computers/ | Flaw In AMD Platform Security Processor Affects Millions Of Computers | Lewin Day | [
"News",
"Security Hacks"
] | [
"amd",
"athlon",
"Ryzen",
"security",
"vulnerability"
] | Another day, another vulnerability. This time, it’s AMD’s turn, with a broad swathe of its modern CPU lines falling victim to a dangerous driver vulnerability that could leave PCs open to all manner of attacks.
As reported by TechSpot
, the flaw is in the driver for AMD Platform Security Processor (PSP), and could leav... | 30 | 8 | [
{
"comment_id": "6386090",
"author": "Matthew Carlson",
"timestamp": "2021-10-01T17:31:20",
"content": "Hopefully they can figure out a fix. Unlike the Intel ME, the PSP cannot be really disabled much as it functions as a root of trust for the processor and does memory init (https://www.igorslab.de/... | 1,760,372,931.872433 | ||
https://hackaday.com/2021/10/01/hackaday-podcast-138-breakin-bluetooth-doritos-rockets-wireless-robots-and-autonomous-trolling/ | Hackaday Podcast 138: Breakin’ Bluetooth, Doritos Rockets, Wireless Robots, And Autonomous Trolling | Mike Szczys | [
"Hackaday Columns",
"Podcasts"
] | [
"Hackaday Podcast"
] | Hackaday editors Elliot Williams and Mike Szczys peruse the great hardware hacks of the past week. There’s a robot walker platform that wirelessly offloads motor control planning to a computer. We take a look at automating your fishing boat with a trolling motor upgrade, building the Hoover dam in your back yard, and p... | 6 | 2 | [
{
"comment_id": "6386248",
"author": "BrightBlueJim",
"timestamp": "2021-10-02T07:38:33",
"content": "“an army of Arduini”. I will use this.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6386251",
"author": "BrightBlueJim",
"timestamp": "20... | 1,760,372,931.916789 | ||
https://hackaday.com/2021/10/01/why-make-a-combat-robot-that-walks/ | Why Make A Combat Robot That Walks? | Jim Heaney | [
"Robots Hacks"
] | [
"battle bot",
"battlebot",
"battlebots",
"combat robot",
"gyro",
"robot",
"walker"
] | If you watch it on TV or see clips on YouTube, you’ll notice that most combat robots have wheels, which would make sense. They are simple, work well, and if designed right they can take a bit of a beating. So why did [Luke] design his 12-pound bot with no wheels, or any locomotion system for that matter? You can find o... | 13 | 4 | [
{
"comment_id": "6386030",
"author": "Greg A",
"timestamp": "2021-10-01T15:32:59",
"content": "not sure it would do any good but the bout in the video makes an interesting case for autonomous countrol. the flat robot seems fast enough to circle KM and always attack from the rear, but the pilot isn’... | 1,760,372,932.170304 | ||
https://hackaday.com/2021/10/01/this-week-in-security-openoffice-vulnerable-ios-vulnerable-outlook-you-get-the-idea/ | This Week In Security: OpenOffice Vulnerable, IOS Vulnerable, Outlook… You Get The Idea | Jonathan Bennett | [
"Hackaday Columns",
"News",
"Security Hacks"
] | [
"netgear",
"openoffice",
"This Week in Security"
] | We start this week with
a good write-up by [Eugene Lim] on getting started on vulnerability hunting
, and news of a problem in OpenOffice’s handling of DBase files. [Lim] decided to concentrate on a file format, and picked the venerable dbase format,
.dbf
. This database format was eventually used all over the place, a... | 13 | 6 | [
{
"comment_id": "6385969",
"author": "Ren",
"timestamp": "2021-10-01T14:05:32",
"content": "Thanks, I will stop using OpenOffice and switch to LibreOffice.(sigh!)",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6386147",
"author": "LordNothing",
... | 1,760,372,932.111608 | ||
https://hackaday.com/2021/10/01/giant-working-nerf-gun-runs-on-tiny-arduino/ | Giant Working NERF Gun Runs On Tiny Arduino | Kristina Panos | [
"Arduino Hacks",
"Weapons Hacks"
] | [
"arduino",
"arduino pro mini",
"nerf gun",
"pool noodle",
"PVC",
"worlds-largest"
] | Well, here it is: a shoe-in for the new world’s largest NERF gun
. (Video, embedded below.) The Guinness people haven’t shown up yet to award [Michael Pick], but at 12.5 feet, this baby is over twice as long as the current record holder, which belongs to former NASA mechanical engineer Mark Rober
and his now-puny six-f... | 8 | 7 | [
{
"comment_id": "6385931",
"author": "Viktor",
"timestamp": "2021-10-01T11:16:49",
"content": "I prefer power so I use airsoft.",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "6385947",
"author": "oopsitaflame",
"timestamp": "2021-10-01T12:28:00",
"... | 1,760,372,932.218624 | ||
https://hackaday.com/2021/10/01/awesome-python-video-tutorials-keep-you-motivated/ | Awesome Python Video Tutorials Keep You Motivated | Dave Rowntree | [
"Software Development"
] | [
"learning",
"python"
] | Programming languages are one of those topics that we geeks have some very strong and often rather polarised opinions about. As new concepts in computing are dreamt up, older languages may grow new features, if viable, or get left behind when new upstarts come along and shake things up a bit. This scribe can remember h... | 21 | 6 | [
{
"comment_id": "6385853",
"author": "hammarbytp",
"timestamp": "2021-10-01T08:25:50",
"content": "And now for something completely different",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6385856",
"author": "Andrew",
"timestamp": "2021-10-... | 1,760,372,932.275503 | ||
https://hackaday.com/2021/09/30/the-ultimate-brrrt-simulator-fully-featured-a-10-warthog-cockpit/ | The Ultimate BRRRT Simulator: Fully Featured A-10 Warthog Cockpit | Danie Conradie | [
"Games",
"Peripherals Hacks"
] | [
"A-10 Warthog",
"cockpit",
"DCS",
"flight simulator"
] | The Fairchild Republic A-10 “Warthog” with its 30 mm rotary cannon has captured the imagination of friendly soldiers and military aviation enthusiasts on the ground for as long as it’s been flying. One such enthusiast created the
Warthog Project
, a fully functional A-10 cockpit for Digital Combat Simulator, that’s alm... | 26 | 11 | [
{
"comment_id": "6385829",
"author": "Drew",
"timestamp": "2021-10-01T05:42:37",
"content": "Wow. That is, incredible. Imagine how cool it would be if there was somewhere you could go that had 10 of these and you could dogfight with your friends.First couple of rounds would probably be like playing ... | 1,760,372,932.339914 | ||
https://hackaday.com/2021/09/30/fourier-transforms-and-more-using-light/ | Fourier Transforms (and More) Using Light | Al Williams | [
"News",
"Science"
] | [
"fourier transform",
"light",
"optical computing"
] | Linear transforms — like a Fourier transform — are a key math tool in engineering and science. A team from UCLA recently published a paper describing how they used deep learning techniques to design
an all-optical solution for arbitrary linear transforms
. The technique doesn’t use any conventional processing elements ... | 16 | 9 | [
{
"comment_id": "6385790",
"author": "Ostracus",
"timestamp": "2021-10-01T02:07:41",
"content": "I could see this being a feature of space-craft with low power requirements. It could also become a part of M/A/V/R headsets.",
"parent_id": null,
"depth": 1,
"replies": [
{
"co... | 1,760,372,934.276181 | ||
https://hackaday.com/2021/09/30/super-8-camera-brought-back-to-life/ | Super 8 Camera Brought Back To Life | Bryan Cockfield | [
"Video Hacks"
] | [
"8 mm",
"antique",
"camera",
"digital",
"film",
"raspberry pi",
"recorder",
"stream",
"super 8",
"video",
"wifi"
] | The Super 8 camera, while a groundbreaking video recorder in its time, is borderline unusable now. Even if you can get film for it (and afford its often enormous price), it still only records on 8mm film which isn’t exactly the best quality of film around, not to mention that a good percentage of these cameras couldn’t... | 32 | 8 | [
{
"comment_id": "6385769",
"author": "bob",
"timestamp": "2021-09-30T23:38:46",
"content": ">The Super 8 camera, while a groundbreaking video recorder in its time<The Super 8 was a movie camers, not a video recorder. It had absolutely no video capability, though in 1973 sound recording capability wa... | 1,760,372,934.227325 | ||
https://hackaday.com/2021/09/30/expanding-on-the-creation-of-collapsible-containers/ | Expanding On The Creation Of Collapsible Containers | Kristina Panos | [
"3d Printer hacks",
"how-to"
] | [
"3D printed molds",
"collapsible",
"silicone"
] | You might remember that industrial designer [Eric Strebel] tried to make a collapsible silicone container with 3D printed molds a few weeks ago, and was finally successful after dozens of attempts. Someone commented that commercial containers are molded in the collapsed position instead of the expanded position, so nat... | 0 | 0 | [] | 1,760,372,933.895223 | ||
https://hackaday.com/2021/09/30/microsynth-mixes-all-analog-fun-with-a-little-business/ | MicroSynth Mixes All-Analog Fun With A Little Business | Dan Maloney | [
"Musical Hacks"
] | [
"2021 Hackaday Prize",
"analog",
"octave",
"synthesizer"
] | While
[MicroKits]’ MicroSynth
is an all-analog synthesizer that fits on a business card-sized PCB, and he actually does use it to break the ice in business meetings, that’s not really the idea behind this project. Rather, [MicroKits] is keen to get people playing with synths, and what better way than a synth you can bu... | 14 | 5 | [
{
"comment_id": "6385718",
"author": "Giorgio Filardi",
"timestamp": "2021-09-30T19:06:13",
"content": "It is beautiful. I wonder how many hours were spent in developing it?",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6385725",
"author": "Ren",
... | 1,760,372,934.122621 | ||
https://hackaday.com/2021/09/30/nasa-sets-eyes-on-deep-space-with-admin-shuffle/ | NASA Sets Eyes On Deep Space With Admin Shuffle | Tom Nardi | [
"Current Events",
"Hackaday Columns",
"News",
"Slider",
"Space"
] | [
"Artemis",
"deep space",
"human spaceflight",
"international space station",
"iss",
"nasa"
] | Since the Apollo 17 crew returned from the Moon in 1972, human spaceflight has been limited to low Earth orbit (LEO). Whether they were aboard Skylab, Mir, the Space Shuttle, a Soyuz capsule, or the International Space Station, no crew has traveled more than 600 kilometers (372 miles) or so from the Earth’s surface in ... | 17 | 7 | [
{
"comment_id": "6385708",
"author": "Dan",
"timestamp": "2021-09-30T18:03:35",
"content": "Be great to have the NASA of the 60s back with the percentage of funding for them of the 60s. Instead of the moon we get more (arguably useless and far more expensive to launch from Earth) mars robots. But th... | 1,760,372,934.072837 | ||
https://hackaday.com/2021/09/30/make-this-halloween-a-spider-stomping-good-time/ | Make This Halloween A Spider-Stomping Good Time | Kristina Panos | [
"Holiday Hacks",
"Kinect hacks"
] | [
"3d scanner",
"halloween",
"Kinect",
"projector"
] | We can count on one hand the number of times that we haven’t needed a coat on Halloween night around here. Even if it was fair and sunny the day before, you can count on Halloween being appropriately windy, cold, and spooky. Trick-or-treating only keeps a kid so warm, and we would have loved to happen upon a house with... | 11 | 2 | [
{
"comment_id": "6385710",
"author": "X",
"timestamp": "2021-09-30T18:12:05",
"content": "We should teach kids to squash bugs, not spiders.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6385715",
"author": "pac",
"timestamp": "2021-09-30T18:... | 1,760,372,934.163778 | ||
https://hackaday.com/2021/09/30/the-coming-copper-shortage-aluminum-or-carbon-nanotubes-to-the-rescue/ | The Coming Copper Shortage: Aluminium Or Carbon Nanotubes To The Rescue? | Maya Posch | [
"Current Events",
"Featured",
"Science",
"Slider"
] | [
"carbon nanotubes",
"cca",
"CNT wire",
"copper",
"copper-coated aluminium"
] | The use of aluminium in wiring is unlikely to
bring a smile to the face
of anyone who has had to deal with it in a 1960s, or early 1970s-era house. The causes behind the fires and other accidents were myriad, including failure to deal with the higher thermal expansion of aluminium, the electrically insulating nature of... | 90 | 16 | [
{
"comment_id": "6385640",
"author": "Chris",
"timestamp": "2021-09-30T14:06:57",
"content": "If the y axis on that historical chart were scaled properly it would indeed be a very scary scenario on the price.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "63... | 1,760,372,934.543932 | ||
https://hackaday.com/2021/09/30/whats-in-a-raspberry-pi-processor-update/ | What’s In A Raspberry Pi Processor Update? | Jenny List | [
"Parts",
"Raspberry Pi"
] | [
"BCM2711",
"chip revisions",
"Pi 4"
] | Those of us who have followed the Raspberry Pi over the years will be familiar with the various revisions of the little board, with their consequent new processors. What may be less obvious is that within the lifetime of any chip there will often be minor version changes, usually to fix bugs or to fine-tune production ... | 21 | 7 | [
{
"comment_id": "6385605",
"author": "Joe Schubert",
"timestamp": "2021-09-30T11:56:24",
"content": "Yeah, I guess that they should have worded that as “and now he’s noticed the same chop on newer Pi 4 boards.” Since it wasn’t the chip in use previously.",
"parent_id": null,
"depth": 1,
... | 1,760,372,934.329127 | ||
https://hackaday.com/2021/09/30/automate-your-graffiti-with-the-graffomat/ | Automate Your Graffiti With The Graffomat! | Jim Heaney | [
"Art",
"cnc hacks"
] | [
"art",
"graffiti",
"paint",
"plotter",
"pulley",
"spray"
] | In Banksy’s book,
Wall and Piece
, there is a very interesting quote; “Imagine a city where graffiti wasn’t illegal, a city where everybody could draw whatever they liked…”. This sounds like it would be a very exciting city to live in, except for those of us who do not have an artistic bone in their body. Luckily, [Nik... | 30 | 10 | [
{
"comment_id": "6385562",
"author": "tgoacher",
"timestamp": "2021-09-30T08:32:54",
"content": "Would be very slow to write “Romane ite domum” 100 times with this.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6385570",
"author": "mime",
"t... | 1,760,372,934.00525 | ||
https://hackaday.com/2021/09/29/convention-plays-pokemon-on-giant-color-game-boy-costume/ | Convention Plays Pokemon On Giant Color Game Boy Costume | Kristina Panos | [
"Nintendo Game Boy Hacks",
"Raspberry Pi"
] | [
"cosplay",
"emulator",
"game boy color",
"pokemon",
"raspberry pi",
"Raspberry Pi Pico"
] | Standard cosplay is fun and all, but what is there for admirers to do but look you up and down and nitpick the details? Interactive cosplay, now that’s where it’s at. [Jaryd Giesen] knows this, and managed to pull together
a working color Game Boy costume
in a few days.
The original plan was to use a small projector on... | 2 | 1 | [
{
"comment_id": "6385539",
"author": "qwert",
"timestamp": "2021-09-30T05:37:03",
"content": "…Wait I don’t remember a game boy having a joystick right in the middle beneath the screen?",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6385620",
"author... | 1,760,372,933.934543 | ||
https://hackaday.com/2021/09/29/bfree-brings-intermittent-computing-to-python/ | BFree Brings Intermittent Computing To Python | Tom Nardi | [
"Microcontrollers",
"Software Hacks"
] | [
"CircuitPython",
"energy harvesting",
"intermittent computing",
"off grid",
"python",
"solar power"
] | Generally speaking, we like our computing devices to remain on and active the whole time we’re using them. But there are situations, such as off-grid devices that run on small solar cells, where constant power is by no means a guarantee. That’s where the concept of intermittent computing comes into play, and now thanks... | 16 | 8 | [
{
"comment_id": "6385257",
"author": "Paul",
"timestamp": "2021-09-29T11:39:07",
"content": "Amazing. I had no idea Python and power-efficient computing could ever exist in the same universe.Still seems to me to be the wrong axis to optimize here…",
"parent_id": null,
"depth": 1,
"repli... | 1,760,372,934.598743 | ||
https://hackaday.com/2021/09/29/is-your-movie-too-loud-cant-hear-the-dialogue-this-circuit-can-help/ | Is Your Movie Too Loud? Can’t Hear The Dialogue? This Circuit Can Help. | Jim Heaney | [
"Microcontrollers",
"Misc Hacks"
] | [
"audio analyser",
"infrared",
"infrared detector",
"movies"
] | Everyone loves watching movies, that is, so long as you can hear what the characters on screen are saying. [GreatScott] found this second part difficult while watching through BladeRunner 2049,
so he designed an automatic volume adjuster to assist
.
At a high level, the solution is fairly straightforward; when there is... | 67 | 32 | [
{
"comment_id": "6385210",
"author": "Wibble",
"timestamp": "2021-09-29T08:06:13",
"content": "How does turning the volume down help clarify dialogue? Surely this really needs to move into dynamic filtering and EQ? At which point you are esentially replicating a simple digital hearing aid (and would... | 1,760,372,934.694221 | ||
https://hackaday.com/2021/09/28/sew-able-carbon-nanotube-thread-could-spin-a-lot-of-awesome/ | Sew-able Carbon Nanotube Thread Could Spin A Lot Of Awesome | Kristina Panos | [
"Medical Hacks",
"Wearable Hacks"
] | [
"carbon nanotube thread",
"carbon nanotubes",
"conductive thread",
"ekg",
"heart monitor"
] | Plenty of people just plain dislike wearing jewelry, even (or especially) smart watches. Nevertheless, they’d like to have biofeedback like everybody else. Well, we watch-less ones have something to look forward to, because a group of graduate students at Rice University have created
extremely strong conductive thread ... | 18 | 4 | [
{
"comment_id": "6385206",
"author": "Andy Pugh",
"timestamp": "2021-09-29T07:35:49",
"content": "The mechanical properties of carbon nanotubes (stiff, light, strong) make me wonder why they would be “softer” than a metallic thread produced and used in the same way.I would suspect that similarly thi... | 1,760,372,934.747819 | ||
https://hackaday.com/2021/09/28/excel-ray-tracing-with-help-from-c/ | Excel Ray Tracing With Help From C | Al Williams | [
"Software Hacks"
] | [
"c programming",
"dll",
"excel",
"ray tracing",
"xll"
] | It isn’t news that [s0lly] likes to do ray tracing using Microsoft Excel. However, he recently updated his set up to use functions in a C XLL — a DLL, really — to accelerate the
Excel
rendering. Even if ray tracing isn’t your thing, the technique of creating custom high-performance Excel functions might do you some goo... | 12 | 4 | [
{
"comment_id": "6385175",
"author": "Alan",
"timestamp": "2021-09-29T04:14:15",
"content": "Cudos for the work that’s gone into this.Last time I even looked at ray tracing, Pov-Ray was the program everyone was using. I modelled a top down view of a beam of white light, passing through a prism. Ther... | 1,760,372,934.906079 | ||
https://hackaday.com/2021/09/28/a-coolant-leak-the-likely-culprit-for-aussie-tesla-battery-bank-fire/ | A Coolant Leak The Likely Culprit For Aussie Tesla Battery Bank Fire | Jenny List | [
"News"
] | [
"Australia",
"Big Battery",
"Megapack",
"tesla"
] | Followers of alternative energy technology will remember how earlier in the year a battery container at Tesla’s Megapack Australian battery grid storage plant caught fire. Lithium ion batteries are not the easiest to extinguish once aflame, but fortunately the fire was contained to only two of the many battery containe... | 36 | 9 | [
{
"comment_id": "6385133",
"author": "Spacedog",
"timestamp": "2021-09-28T23:33:52",
"content": "Dave Jones of EEVblog did a video on this, rightly pointed out that’s there’s absolutely no reason for these banks of cells not to be more spaced out and airgapped. Had a battery fire like this n my city... | 1,760,372,934.856805 | ||
https://hackaday.com/2021/09/28/printed-adapter-puts-vintage-lens-back-to-work/ | Printed Adapter Puts Vintage Lens Back To Work | Tom Nardi | [
"classic hacks",
"digital cameras hacks"
] | [
"camera",
"lens",
"lens adapter",
"lens mount",
"printed threads",
"threaded"
] | While browsing through an antiques shop, [Nick Morganti] came across a Kodak slide projector with an absolutely massive lens hanging off the front. Nearly a foot long and with a front diameter of approximately four inches, the German-made ISCO optic was a steal for just $10. The only tricky part was figuring out
how to... | 16 | 8 | [
{
"comment_id": "6385120",
"author": "H",
"timestamp": "2021-09-28T21:41:29",
"content": "This is great, it kind of makes me sad to see beautiful, old lenses sitting around not being used because they don’t fit on modern cameras, good work.",
"parent_id": null,
"depth": 1,
"replies": []
... | 1,760,372,935.122418 | ||
https://hackaday.com/2021/09/28/microwave-ovens-need-more-power-use-lasers-instead/ | Microwave Ovens: Need More Power? Use Lasers Instead! | Dave Rowntree | [
"cooking hacks",
"Laser Hacks"
] | [
"cooking",
"laser",
"magnetron",
"microwave"
] | You know how it is, you get in late from work, you’ve been stuck in traffic for what seems like an eternity, and you’re hungry. You reach for the microwave meal, and think, if only I didn’t have to wait that three-and-a-half minutes, 900 watts just isn’t enough power. What you need is a laser microwave, and as luck wou... | 15 | 7 | [
{
"comment_id": "6385056",
"author": "Jeremy G",
"timestamp": "2021-09-28T18:47:16",
"content": "K, I’ll be that guy. Autocorrect strikes again. :) “Use lasers instead.”",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6385124",
"author": "Garth Bock",... | 1,760,372,934.955631 | ||
https://hackaday.com/2021/09/29/shortwave-radio-picks-up-sideband/ | Shortwave Radio Picks Up Sideband | Al Williams | [
"Radio Hacks",
"Reviews",
"Teardown"
] | [
"radio",
"receiver",
"SI4732",
"ssb"
] | With the push to having most of a radio receiver as part of a PC, it might seem odd to have a standalone communication receiver, but
[OM0ET] reviews the latest one he picked up
, an ATS25. Inside isn’t much: a battery, a speaker, an encoder, and a Si4732 that provides the RF muscle.
It appears the receiver is pretty br... | 14 | 4 | [
{
"comment_id": "6385520",
"author": "Allan-H",
"timestamp": "2021-09-30T03:59:16",
"content": "The Si4732 appears to be obsolete. Silicon Labs recently sold that division to Skyworks, who list a number of related tuner ICs on their website but not that exact part number.https://www.skyworksinc.com... | 1,760,372,935.004901 | ||
https://hackaday.com/2021/09/29/robust-i2c-and-spi-in-space-thanks-to-bus-isolation/ | Robust I2C And SPI In Space Thanks To Bus Isolation | Lewin Day | [
"Misc Hacks"
] | [
"bus",
"i2c",
"robust",
"satellite",
"satellite design",
"spi"
] | Imagine you’re sending a piece of hardware to space on a satellite. Unless you’re buddy-buddy with NASA, it’s pretty unlikely you’ll ever be able to head up there and fix something if it goes wrong once it’s launched. Robust design is key, so that even in the event of a failure in one component, the rest of the hardwar... | 28 | 12 | [
{
"comment_id": "6385486",
"author": "Fworg64",
"timestamp": "2021-09-30T00:46:11",
"content": "Capacitance, capacitance, capacitance",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6385495",
"author": "Neil",
"timestamp": "2021-09-30T01:27:41... | 1,760,372,935.068373 | ||
https://hackaday.com/2021/09/29/raspberry-pi-pico-makes-for-expeditious-input-device/ | Raspberry Pi Pico Makes For Expeditious Input Device | Tom Nardi | [
"Microcontrollers",
"Peripherals Hacks"
] | [
"input device",
"micropython",
"pi pico",
"usb hid"
] | With its copious number of GPIO pins and native USB, the Raspberry Pi Pico is arguably the ideal microcontroller for developing your own platform agnostic USB Human Input Devices. But you don’t have to take our word for it. Check out how quickly the $4 USD board allowed
[Alberto Nunez] to put together a pair of foot pe... | 28 | 11 | [
{
"comment_id": "6385407",
"author": "Quite a few newtons to press a \"foot button\"?",
"timestamp": "2021-09-29T20:38:15",
"content": "How much force does it take to actually activate those foot pedals? My guess is not something ergonomic at all! Really like the idea here but it’s really only for i... | 1,760,372,935.236522 | ||
https://hackaday.com/2021/09/29/ic-shortage-keeps-linux-out-of-phone-charger-for-now/ | IC Shortage Keeps Linux Out Of Phone Charger, For Now | Tom Nardi | [
"hardware",
"Linux Hacks"
] | [
"Embedded Linux",
"openwrt",
"penetration testing",
"WiFiWart"
] | We’ve been eagerly following the development of the WiFiWart for some time now, as a quad-core Cortex-A7 USB phone charger with dual WiFi interfaces that runs OpenWrt sounds exactly like the sort of thing we need in our lives. Unfortunately, we’ve just heard from [Walker] that
progress on the project has been slowed do... | 22 | 12 | [
{
"comment_id": "6385378",
"author": "Thomas",
"timestamp": "2021-09-29T18:55:42",
"content": "Change the design to use what Onion Mega uses. MT7688AN which is MIPS24KEc. It runs WRT. The onion is so small it could go in to a 12w wall adapter. You could even stick a camera on it in that size.",... | 1,760,372,935.553952 | ||
https://hackaday.com/2021/09/29/101-uses-for-an-everready-flashlight-history/ | 101 Uses For An Everready — Flashlight History | Al Williams | [
"Featured",
"History",
"Slider"
] | [
"everready",
"flashlight"
] | For some reason, I’m always interested in why things are called what they are. For example, I’ve been compelled in the past to research what Absorbine Senior is. Not that it is important, but Absorbine Junior is a smaller size of horse liniment, so you don’t have to buy a drum of ordinary Absorbine just to rub down you... | 53 | 14 | [
{
"comment_id": "6385357",
"author": "tekkieneet",
"timestamp": "2021-09-29T17:10:13",
"content": ">A filament will have a certain resistance value when cold, but that resistance will increase rapidly when heated. This change in resistance causes an inrush currentNope. The much lower cold resistanc... | 1,760,372,935.375422 | ||
https://hackaday.com/2021/09/29/plotting-to-restore-a-r0tring-cs-50/ | Plotting To Restore A R0tring CS-50 | Kristina Panos | [
"Misc Hacks",
"Repair Hacks"
] | [
"ISO lettering",
"pen plotter",
"plotter",
"restoration",
"Rotring",
"scriber",
"technical drawing"
] | If you’re of a certain vintage and have ever done any technical drawing, chances are good that you used a r0tring of some kind, be it pencil or pen. Well, r0tring makes more than writing implements. They also made electronic scribers — a small plotter that pens ISO lettering on technical drawings based on typed input.... | 8 | 4 | [
{
"comment_id": "6385342",
"author": "Matthew Smith",
"timestamp": "2021-09-29T16:01:29",
"content": "My appetite to understand the mechanics of this thing are not satisfied. Would love to see a more in depth discussion of the motion systems",
"parent_id": null,
"depth": 1,
"replies": [
... | 1,760,372,935.28831 | ||
https://hackaday.com/2021/09/29/teardown-sling-adapter/ | Teardown: Sling Adapter | Tom Nardi | [
"Hackaday Columns",
"home entertainment hacks",
"Slider",
"Teardown"
] | [
"cypress",
"development kit",
"dish network",
"h.264",
"mpeg2",
"slingbox",
"transcoding"
] | The consumer electronics space is always in a state of flux, but perhaps nowhere is this more evident than with entertainment equipment. In the span of just a few decades we went from grainy VHS tapes on 24″ CRTs to 4K Blu-rays on 70″ LED panels, only to end up spending most of our viewing time watching streaming conte... | 27 | 10 | [
{
"comment_id": "6385332",
"author": "sampleusername",
"timestamp": "2021-09-29T15:33:43",
"content": "What was the point of the article if you can’t make the device useful after tearing it down?But this really leaves me to wonder, how many millions of devices running embedded OS are currently going... | 1,760,372,935.622056 | ||
https://hackaday.com/2021/09/27/tico-robot-plays-tic-tac-toe-by-drawing-on-a-tiny-whiteboard/ | TICO Robot Plays Tic-Tac-Toe By Drawing On A Tiny Whiteboard | Robin Kearey | [
"Games"
] | [
"arduino",
"tic-tac-toe",
"whiteboard"
] | Tic-tac-toe (or “Noughts and Crosses”) is a game simple enough to implement in any computer system: indeed it’s often used in beginner’s programming courses. A more challenging project, and arguably more interesting and useful, is to make some kind of hardware that can play it in real life. [mircemk]
built a simple yet... | 3 | 3 | [
{
"comment_id": "6384822",
"author": "CRJEEA",
"timestamp": "2021-09-27T23:14:55",
"content": "I feel this needs a number of players zero war games easter egg.",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "6384868",
"author": "Steve Holt",
"timestamp"... | 1,760,372,935.696895 | ||
https://hackaday.com/2021/09/27/project-hermits-robots-mimic-crabs-with-mechanical-shells/ | Project HERMITS Robots Mimic Crabs With Mechanical Shells | Lewin Day | [
"Robots Hacks"
] | [
"hermit",
"hermit crab",
"robot",
"robots",
"swarm robot",
"swarm robotics"
] | Hermit crabs are famous for being small critters that, from time to time throughout their lives, abandon one shell carried on their back to pick up a new one. Project HERMITS by [Ken Nakagaki] is inspired by this very concept, and involves table-top robots that dock with a variety of modules
with different mechanical m... | 1 | 1 | [
{
"comment_id": "6384806",
"author": "Ren",
"timestamp": "2021-09-27T21:18:57",
"content": "Aibo was cute too!",
"parent_id": null,
"depth": 1,
"replies": []
}
] | 1,760,372,935.73103 | ||
https://hackaday.com/2021/09/27/its-wildcard-time-your-last-chance-to-enter-the-hackaday-prize/ | It’s Wildcard Time, Your Last Chance To Enter The Hackaday Prize! | Mike Szczys | [
"contests",
"The Hackaday Prize"
] | [
"2021 Hackaday Prize",
"Reactive Wildcard"
] | The final entry round of
the Hackaday Prize
begins today, and the theme is… anything! While we’ve guided you through work-from-home, robots, displays, and supportive devices, there are countless great ideas that don’t fit in those boxes. So for this round, just show us what you got!
Entering
the Reactive Wildcard round... | 0 | 0 | [] | 1,760,372,935.653789 | ||
https://hackaday.com/2021/09/27/e3d-on-patents-and-not-being-evil-about-them/ | E3D On Patents And Not Being Evil About Them | Jenny List | [
"3d Printer hacks"
] | [
"E3D",
"intellectual property",
"patents"
] | In our community it’s certain that there will be many people with very strong views about patents. It’s fair to say that the patents system is at times not fit for purpose, with such phenomena as patent trolls, submarine patents, and patent war chests doing nothing but leading it into disrepute. So it’s interesting to ... | 24 | 10 | [
{
"comment_id": "6384758",
"author": "3dPrintingIsAwsome",
"timestamp": "2021-09-27T18:24:58",
"content": "Autodrop3d has applied an FRAND licence to the auto ejection technology to prevent a larger company from locking down the IP and preventing any one from using it like Stratasys. It realyl depen... | 1,760,372,935.791181 | ||
https://hackaday.com/2021/09/27/hurricane-hunting-from-outer-space/ | Hurricane Hunting From Outer Space | Al Williams | [
"Hackaday Columns",
"History",
"Space"
] | [
"hurricane",
"satellite",
"space",
"TIROS",
"weather satellite"
] | If you live in the right part of the world, you spend a lot of the year worried about hurricanes or — technically — tropical cyclones. These storms carry an amazing amount of power and can change your life. However, we are relatively spoiled these days compared to the past. It is hard to imagine, but there was a time w... | 8 | 2 | [
{
"comment_id": "6384744",
"author": "bluecat57",
"timestamp": "2021-09-27T17:25:13",
"content": "Hunting? How can you not see a hurricane?You hunt things you need to find.You simply observe a hurricane. No looking for one.",
"parent_id": null,
"depth": 1,
"replies": [
{
"c... | 1,760,372,936.630914 | ||
https://hackaday.com/2021/09/27/robot-dogs-hack-chat/ | Robot Dogs Hack Chat | Dan Maloney | [
"Hackaday Columns"
] | [
"big dog",
"boston dynamics",
"Hack Chat",
"quadruped",
"robot dog",
"robotics",
"ros",
"spot",
"stem"
] | Join us on Wednesday, September 29 at noon Pacific for the
Robot Dogs Hack Chat
with
Afreez Gan
!
Thanks to the efforts of a couple of large companies, many devoted hobbyists, and some dystopian science fiction, robot dogs have firmly entered the zeitgeist of our “living in the future” world. The quadrupedal platform, ... | 6 | 3 | [
{
"comment_id": "6384738",
"author": "Ren",
"timestamp": "2021-09-27T16:33:19",
"content": "Robot dogs hack chat.A bunch of robodogs chain barking?B^)",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6384892",
"author": "Afreez",
"timestamp": "... | 1,760,372,935.829696 | ||
https://hackaday.com/2021/09/27/duolux-is-a-stylish-lamp-and-you-should-definitely-print-your-own/ | DuoLux Is A Stylish Lamp And You Should Definitely Print Your Own | Lewin Day | [
"3d Printer hacks"
] | [] | Lamps are interesting pieces of homeware. They can be purely functional, but often they become expressions of the true vibrancy of industrial design. The “DuoLux” from [seabirdhh] may not yet have graced the cover of prestigious European design journals, but this folding lamp does have some great style
for a 3D-printed... | 7 | 7 | [
{
"comment_id": "6384721",
"author": "Alice Lalita Heald",
"timestamp": "2021-09-27T15:37:21",
"content": "Cute Wall-e kind.Base could you gcode arc welder.",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "6384735",
"author": "vib",
"timestamp": "2021-09... | 1,760,372,935.870073 | ||
https://hackaday.com/2021/09/28/keebin-with-kristina-the-one-where-shift-happens/ | Keebin’ With Kristina: The One Where Shift Happens | Kristina Panos | [
"Hackaday Columns",
"Peripherals Hacks",
"Slider"
] | [
"books you should read",
"foot pedal",
"George Blickensderfer",
"Kinesis",
"Kinesis Savant Elite",
"Nocoblick music typewriter",
"parametric design"
] | It’s been an exciting few weeks for me personally on the clacking front. I got a couple of new-to-me keyboards including my first one with ALPS switches, an old TI/99A keyboard with Futaba MD switches, and a couple of what are supposed to be the original Cherry switches (oh man they clack so nicely!) But enough about m... | 24 | 13 | [
{
"comment_id": "6385036",
"author": "jake",
"timestamp": "2021-09-28T17:55:43",
"content": "Maybe I’m out of the loop, but why is it helpful to have Shift, Control, and Alt on a foot keyboard?",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6385054",
... | 1,760,372,936.16672 | ||
https://hackaday.com/2021/09/28/is-lab-grown-coffee-worth-a-hill-of-beans/ | Is Lab-Grown Coffee Worth A Hill Of Beans? | Kristina Panos | [
"chemistry hacks"
] | [
"biomass",
"caffeine",
"coffee",
"cultured coffee"
] | Historically, coffee has needed two things to grow successfully — a decent altitude and a warm climate. Now, a group of scientists from the VTT Technical Research Centre of Finland
have managed to grow coffee in a lab
. They started by culturing coffee plant cells, and then planted them in bioreactors full of nutrient-... | 36 | 12 | [
{
"comment_id": "6384982",
"author": "Thinkerer",
"timestamp": "2021-09-28T15:49:04",
"content": "For what it’s worth I was peripherally involved in the coffee industry’s efforts to prop up sagging demand in the early 1980s as new coffee drinkers failed to materialize among young people who consider... | 1,760,372,936.581911 | ||
https://hackaday.com/2021/09/28/gopher-the-competing-standard-to-www-in-the-90s-is-still-worth-checking-out/ | Gopher, The Competing Standard To WWW In The ’90s Is Still Worth Checking Out | Chris Wilkinson | [
"Featured",
"History",
"internet hacks",
"Original Art"
] | [] | The 30
th
anniversary of the World Wide Web passed earlier this year. Naturally, this milestone was met with truckloads of nerdy fanfare and pining for those simpler times. In three decades, the Web has evolved from a promising niche experiment to being an irreplaceable component of global discourse. For all its many f... | 78 | 27 | [
{
"comment_id": "6384949",
"author": "vib",
"timestamp": "2021-09-28T14:08:32",
"content": "Well, you should make a >10 minutes Youtube video about how to gopher properly !",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "6384951",
"author": "Rog77",
"ti... | 1,760,372,936.512274 | ||
https://hackaday.com/2021/09/28/erasable-pen-ink-adds-colors-to-3d-prints/ | Erasable Pen Ink Adds Colors To 3D Prints | Bryan Cockfield | [
"3d Printer hacks"
] | [
"3d printer",
"color",
"erasable pen",
"ink",
"software",
"thermochromic"
] | Changing colors during a 3D print is notoriously difficult. Either you need multiple heads ready to go during the print which increases operating and maintenance costs for your printer, or you need to stop the print to switch the filament and then hope that everything matches up when the print is resumed. There are som... | 8 | 5 | [
{
"comment_id": "6384915",
"author": "Alice Lalita Heald",
"timestamp": "2021-09-28T11:37:21",
"content": "Now that’s a hack!Isn’t there a color additive that’s changes between 150-300 more drastically?",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "6384934",
... | 1,760,372,936.304974 | ||
https://hackaday.com/2021/09/28/nasa-is-looking-for-a-next-gen-astronaut-van/ | NASA Is Looking For A Next-Gen Astronaut Van | Tom Nardi | [
"Transportation Hacks"
] | [
"apollo",
"Astrovan",
"Commercial Crew",
"nasa",
"Space Shuttle"
] | Since the Apollo program, astronauts making the nine mile trip from the Operations and Checkout Building to the launch pad have rode in a specialized van that’s become lovingly referred to as the
Astrovan.
The original van, technically a modified motorhome, was used from 1967 all the way to the first Shuttle missions i... | 39 | 15 | [
{
"comment_id": "6384880",
"author": "Glen Kleinschmidt",
"timestamp": "2021-09-28T08:26:55",
"content": "Ginger Billy is the guy NASA needs to see:https://www.youtube.com/watch?v=7vxukz1x_eU",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6384922",
"... | 1,760,372,936.888313 | ||
https://hackaday.com/2021/09/27/put-a-landscape-scanner-on-your-bike-and-ride/ | Put A Landscape Scanner On Your Bike And Ride | Lewin Day | [
"Misc Hacks"
] | [
"bicycle",
"bike",
"raspberry pi"
] | Google have a fleet of cars travelling the roads of the world taking images for their online StreetView service. You could do much the same thing pedalling on two wheels,
with the help of this landscape scanner from [Celian_31].
The basic concept is simple. A powerbank on the bike runs a Raspberry Pi, kitted out with i... | 33 | 7 | [
{
"comment_id": "6384860",
"author": "CRJEEA",
"timestamp": "2021-09-28T06:22:43",
"content": "I remember putting a dozen line level lasers on a pushbike, over a decade ago now, it produced a six by six grid of lines on the path ahead of the front wheel, you got a good impression of the contours of ... | 1,760,372,936.954346 | ||
https://hackaday.com/2021/09/27/homebrew-wattmeter-pays-homage-to-sturdy-original/ | Homebrew Wattmeter Pays Homage To Sturdy Original | Dan Maloney | [
"Radio Hacks"
] | [
"amateur radio",
"antenna",
"Coax",
"ham",
"micoammeter",
"RF",
"slug",
"transmitter",
"wattmeter"
] | If there’s one instrument that hams and other radio enthusiasts covet, it’s the venerable Bird 43 Thruline wattmeter. The useful RF tool has barely changed in the nearly 70 years since it was first introduced, and they’re built like a tank. This makes Bird meters highly desirable, and therefore quite expensive either b... | 12 | 5 | [
{
"comment_id": "6384852",
"author": "Gold",
"timestamp": "2021-09-28T04:35:23",
"content": "Faithful? Those awful things always fail their calibration. You can’t even swap elements between two different meters because they have to be adjusted to the exact deflection current of the meter.Not to ment... | 1,760,372,936.392896 | ||
https://hackaday.com/2021/09/26/how-to-get-into-computer-game-development-in-1982/ | How To Get Into Computer Game Development In 1982 | Jenny List | [
"Retrocomputing"
] | [
"Atari 400",
"commodore 64",
"computer games",
"Jet Set Willy",
"ZX Spectrum"
] | If you are a follower of retrocomputing, perhaps you caught the interactive
Black Mirror
episode
Bandersnatch
when it came out on Netflix. Its portrayal of a young British bedroom coder finding his way into the home computer games industry of the early 1980s was of course fictional and dramatised, but for those interes... | 16 | 10 | [
{
"comment_id": "6384524",
"author": "spiritplumber",
"timestamp": "2021-09-26T17:42:28",
"content": "Wow.",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "6384529",
"author": "Ostracus",
"timestamp": "2021-09-26T18:13:07",
"content": "“The real hero... | 1,760,372,936.684087 | ||
https://hackaday.com/2021/09/26/fpga-retrocomputer-return-to-moncky/ | FPGA Retrocomputer: Return To Moncky | Bryan Cockfield | [
"FPGA",
"Retrocomputing"
] | [
"16-bit",
"arty",
"c++",
"compiler",
"fpga",
"instruction set",
"moncky",
"retrocomputer",
"risc"
] | Part of the reason that retrocomputers are still so popular despite their obsolescence is that it’s possible to understand the entire inner workings of a computer like this, from the transistors all the way up to the software. Comparatively, it will likely be a long time (if ever) before anyone is building a modern com... | 5 | 4 | [
{
"comment_id": "6384522",
"author": "Kris",
"timestamp": "2021-09-26T17:41:09",
"content": "Thank you for publishing this, Bryan!",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "6384530",
"author": "thrthrtfhrt",
"timestamp": "2021-09-26T18:44:51",
... | 1,760,372,936.720067 | ||
https://hackaday.com/2021/09/26/elderly-remote-keeps-things-simple/ | Elderly Remote Keeps Things Simple | Al Williams | [
"Arduino Hacks"
] | [
"accessibility",
"arduino",
"remote control"
] | If you are lucky, you’ve never experienced the heartbreak of watching a loved one lose their ability to do simple tasks. However, as hackers, we have the ability to customize solutions to make everyday tasks more accessible. That’s what [omerrv] did by creating a very
specific function remote control
. The idea is to p... | 25 | 10 | [
{
"comment_id": "6384471",
"author": "rewolff",
"timestamp": "2021-09-26T11:16:30",
"content": "2 weeks ago I 3D-printed a “box” that goes around the remote that covers all the keys except those that the user actually needs. (93, dementia: Does not want to look at EPG or access other functions than ... | 1,760,372,937.015489 | ||
https://hackaday.com/2021/09/26/reinforced-concrete-versatile-at-any-size/ | Reinforced Concrete: Versatile At Any Size? | Jenny List | [
"hardware"
] | [
"concrete",
"model making",
"reinforced concrete"
] | In our community we’re no strangers to making things, and there are plenty among us who devote their efforts to modelmaking. It’s uncommon, though, for a scale model of something to be made using the exact same techniques as whatever it’s copying. Instead a model might be made from card, foam, glassfibre, or resin. [ti... | 19 | 9 | [
{
"comment_id": "6384450",
"author": "solipso",
"timestamp": "2021-09-26T08:43:26",
"content": "Just get some passivated glass fibres and you will never think about the steel armature anzmore. It is so much better to cast Glas fiber reinforced concrete. The outcome is almost always superior both in... | 1,760,372,937.0649 | ||
https://hackaday.com/2021/09/25/covid-green-pass-validator-with-raspberry-pi/ | COVID Green Pass Validator With Raspberry Pi | Kristina Panos | [
"Medical Hacks",
"Raspberry Pi"
] | [
"COVID",
"Covid-19",
"digital green certificate",
"qr code",
"QR codes",
"raspberry pi"
] | It seems like every nation is dealing with the plague a little differently. In June, the EU instated a COVID Green Pass which comes in the form of a paper or digital QR code. It was designed to grease the wheels of travel throughout Europe and allow access to nursing homes. As of early August, the Green Pass is now req... | 0 | 0 | [] | 1,760,372,937.104245 | ||
https://hackaday.com/2021/09/25/the-simplest-ft8-transceiver-youll-ever-build/ | The Simplest FT8 Transceiver You’ll Ever Build | Jenny List | [
"Radio Hacks"
] | [
"amateur radio",
"FT8",
"Si47xx",
"SI5351",
"transceiver"
] | Probably the most interesting facets of amateur radio in 2021 lie in the realm of digital modes. Using the limitless possibilities of software defined radios has freed digital radio communication from the limits of what could be done with analogue electronics alone, and as a result this is a rare field in which radio a... | 48 | 17 | [
{
"comment_id": "6384419",
"author": "Drone",
"timestamp": "2021-09-26T03:29:17",
"content": "That itty-bitty waterfall is adorable.",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "6384424",
"author": "Drone",
"timestamp": "2021-09-26T04:08:59",
"co... | 1,760,372,937.184445 | ||
https://hackaday.com/2021/09/25/making-linux-offline-voice-recognition-easier/ | Making Linux Offline Voice Recognition Easier | Al Williams | [
"Linux Hacks"
] | [
"deepspeech",
"json",
"linux",
"pocketsphinx",
"speech",
"voice"
] | For just about any task you care to name, a Linux-based desktop computer can get the job done using applications that rival or exceed those found on other platforms. However, that doesn’t mean it’s always easy to get it working, and speech recognition is just one of those difficult setups.
A project called
Voice2JSON
i... | 10 | 7 | [
{
"comment_id": "6384395",
"author": "Martin",
"timestamp": "2021-09-25T23:20:22",
"content": "Can anybody recommend a good offline speech recognition engine that has pretrained models for german?",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6384432",
... | 1,760,372,937.252713 | ||
https://hackaday.com/2021/09/27/commonwealth-fusions-20-tesla-magnet-a-bright-sparc-towards-fusions-future/ | Commonwealth Fusion’s 20 Tesla Magnet: A Bright SPARC Towards Fusion’s Future | Maya Posch | [
"Featured",
"News",
"Science",
"Slider"
] | [
"Commonwealth Fusion Systems",
"high-temperature superconductors",
"nuclear fusion",
"ReBCO",
"YBCO"
] | After decades of nuclear fusion power being always ten years away, suddenly we are looking at a handful of endeavours striving to be the first to Q > 1, the moment when a nuclear fusion reactor will produce more power than is required to drive the fusion process in the first place. At this point the Joint European Toru... | 62 | 12 | [
{
"comment_id": "6384700",
"author": "Mike",
"timestamp": "2021-09-27T14:36:08",
"content": "Looks like something Tony Stark would come up with. In a cave… with a box of scraps.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6384809",
"author": "anda... | 1,760,372,937.451908 | ||
https://hackaday.com/2021/09/27/how-good-are-the-headamame-3d-printed-headphones/ | How Good Are The Head(amame) 3D Printed Headphones? | Lewin Day | [
"3d Printer hacks"
] | [
"3d printed",
"3d printing",
"head(amame)",
"review"
] | 3D printing lets the average maker tackle building anything their heart desires, really, and many have taken to using the technology for audio projects. Printable speaker and headphone designs abound. The Head(amame) headphones from [Vector Finesse] are a design that combines 3D printed parts with hi-fi grade component... | 25 | 10 | [
{
"comment_id": "6384663",
"author": "CRImier",
"timestamp": "2021-09-27T11:15:06",
"content": "You might be able to find the parts (or substitutes) from the parts kit for cheaper, to be fair, and then get the files.That should help you with the “high price” thing, and maybe then it’ll appear to a “... | 1,760,372,937.352532 | ||
https://hackaday.com/2021/09/27/3d-printed-research-robotics-platform-runs-remotely/ | 3D Printed Research Robotics Platform Runs Remotely | Dave Rowntree | [
"Robots Hacks"
] | [
"3d printing",
"ESPNOW",
"robotics"
] | The
Open Dynamic Robot Initiative Group
is a collaboration between five robotics-oriented research groups, based in three countries, with the aim to build an Open Source robotics platform based around the torque-control method. Leveraging
3D printing
,
a few custom PCBs
, and off-the-shelf parts, there is a low-barrier... | 8 | 4 | [
{
"comment_id": "6384634",
"author": "Mike Massen, Perth, Western Australia",
"timestamp": "2021-09-27T08:24:41",
"content": "Gosh !I don’t damn well stamp my feet when I go walkabout because of course, I have local control. If I had to rely on external control then I damn well would have to stamp m... | 1,760,372,937.294305 | ||
https://hackaday.com/2021/09/26/columbia-decides-3d-printed-food-tastes-like-chicken/ | Columbia Decides 3D Printed Food Tastes Like Chicken | Al Williams | [
"3d Printer hacks"
] | [
"3d printed chicken",
"3d printed food",
"3d printing",
"laser"
] | Researchers at Columbia have used
multi-wavelength lasers to cook 3D-printed chicken
. Apparently, it tastes like chicken. We were not overly surprised that 3D printed chicken protein cooked up to taste like chicken, but, then again, you have to do the science.
While additive manufacturing is the latest buzzword for al... | 12 | 7 | [
{
"comment_id": "6384632",
"author": "Dave",
"timestamp": "2021-09-27T07:51:45",
"content": "Well. The replicators in Star Trek are just good’ol 3D printers. :)Proof is right here:https://www.facebook.com/watch/?v=1065413857162803or google Star trek picard + flashforge",
"parent_id": null,
"... | 1,760,372,937.498473 | ||
https://hackaday.com/2021/09/26/automated-window-blinds-using-mqtt-and-home-assistant/ | Automated Window Blinds Using MQTT And Home Assistant | Chris Lott | [
"home hacks"
] | [
"ESP8266",
"home automation",
"home-assistant",
"mqtt",
"window blinds"
] | Finnish software engineer [Toni] is on a quest to modernize his 1991 house, and his latest project was to
automate the window blinds and control them using Home Assistant
. Unless your blinds have built-in motors, most of the effort of such a project centers around how to integrate and attach the motor — and as [Toni] ... | 14 | 5 | [
{
"comment_id": "6384629",
"author": "Andy",
"timestamp": "2021-09-27T07:38:19",
"content": "This was so ridiculous It made me laugh, having been in the blinds trade for over 20 years I’m just glad I know what I know.I thought hacks were meant to be clever and useful, my alternative hack would be to... | 1,760,372,937.555739 |
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