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|---|---|---|---|---|---|---|---|---|---|---|---|
https://hackaday.com/2021/12/06/tricked-out-breadboard-automatically-draws-schematics-of-whatever-you-build/ | Tricked-Out Breadboard Automatically Draws Schematics Of Whatever You Build | Dan Maloney | [
"Misc Hacks",
"Tool Hacks"
] | [
"Arduino DUE",
"continuity",
"I/O",
"KiCAD",
"python",
"schematic"
] | When it comes to electronic design, breadboarding a circuit is the fun part — the creative juices flow, parts come and go, jumpers build into a tangled mess, but it’s all worth it when the circuit finally comes to life. Then comes the “What have I done?” phase, where you’ve got to backtrack through the circuit to docum... | 18 | 8 | [
{
"comment_id": "6404495",
"author": "Andrew",
"timestamp": "2021-12-06T09:18:15",
"content": "Rookie mistake. I always draw my schematic /before/ I build the board.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6404502",
"author": "cyberteque",
... | 1,760,372,862.95522 | ||
https://hackaday.com/2021/12/05/bass-guitar-gets-shapeshifting-pickups/ | Bass Guitar Gets Shapeshifting Pickups | Bryan Cockfield | [
"Musical Hacks"
] | [
"effects",
"electromagnetic",
"electronics",
"guitar",
"movable",
"music",
"pickup",
"slide",
"strings"
] | Electric guitars were the hip new thing back in the mid-century. The electrification of the common and portable guitar opened up a lot of avenues in terms of sound and technique. Specifically, the use of the pickup, an electromagnetic device which converts the vibrations of the guitar strings into electrical signals, i... | 19 | 10 | [
{
"comment_id": "6404468",
"author": "echodelta",
"timestamp": "2021-12-06T06:32:00",
"content": "Mid century the most popular instrument by sales and else was… Far Side comic. First panel. “Welcome to heaven, here’s your harp” second panel ” Welcome to hell, here’s your accordion”. It wasn’t the ha... | 1,760,372,862.898824 | ||
https://hackaday.com/2021/12/04/two-wire-sensors-on-led-strips/ | Two Wire Sensors On LED Strips | Lewin Day | [
"News"
] | [
"led",
"led strip",
"zener",
"zener diode"
] | While addressable LED strips are all the rage, [Mike] from [mikeselectricstuff] has been working on an installation using the more basic two-wire strips that are simply controlled via PWM dimming. He’s recently figured out a tidy way to send sensor signals down these strips
without adding any additional cabling.
The ci... | 7 | 3 | [
{
"comment_id": "6404150",
"author": "DainBramage",
"timestamp": "2021-12-04T16:03:09",
"content": "Very clever!",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "6404171",
"author": "ColinM",
"timestamp": "2021-12-04T17:55:20",
"content": "Not a lot ... | 1,760,372,863.186965 | ||
https://hackaday.com/2021/12/03/wake-up-robot-does-it-gently/ | Wake-Up Robot Does It Gently | Kristina Panos | [
"Raspberry Pi",
"Robots Hacks"
] | [
"opencv",
"raspberry pi",
"Raspberry pi camera",
"servo"
] | For hundreds of years, people have fallen asleep while reading in bed late at night. These days it’s worse, what with us taking phones to the face instead when we start to nod off. At least they don’t have pointy corners like books. While you may not want to share your bedroom with a robot,
this wake-up robot by [Norbe... | 6 | 4 | [
{
"comment_id": "6404102",
"author": "Josiah Walker",
"timestamp": "2021-12-04T08:42:51",
"content": "eusing this as a guide, not sure that we can even generalise to “for one hundred years”…. hundreds of years beggars beliefhttps://nces.ed.gov/naal/lit_history.asp",
"parent_id": null,
"depth... | 1,760,372,862.996356 | ||
https://hackaday.com/2021/12/03/is-it-finally-time-for-christmas-decorations/ | Is It Finally Time For Christmas Decorations? | Orlando Hoilett | [
"Art",
"Holiday Hacks"
] | [
"555 timer",
"Blinky Circuit",
"christmas"
] | [Arnov] is trying to get into the holiday spirit and is doing so the way he knows how. He was thinking of some cool decorations for his Christmas tree and decided the best decorations are the ones you make yourself, so he made his own
blinky Christmas tree ornament
.
The famed “
blinky circuit
” is certainly one that w... | 14 | 6 | [
{
"comment_id": "6404081",
"author": "The Commenter Formerly Known As Ren",
"timestamp": "2021-12-04T04:30:26",
"content": "(Upvote!)",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "6404086",
"author": "Mark",
"timestamp": "2021-12-04T05:12:30",
"co... | 1,760,372,863.390707 | ||
https://hackaday.com/2021/12/03/paper-plate-surround-sound-system/ | Paper Plate Surround Sound System | Al Williams | [
"Misc Hacks"
] | [
"audio",
"speakers",
"transducers"
] | With the holiday season, you might turn to paper plates to cut down on dishwashing after having family or friends over. But what do you do with the extras? If you are [TKOR] you make some speakers. The process is fairly simple and if you know how a speaker works, you won’t find any surprises, but there are some neat te... | 14 | 8 | [
{
"comment_id": "6404074",
"author": "Col_Panek",
"timestamp": "2021-12-04T02:28:30",
"content": "Well …. educational, anyhow.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6404076",
"author": "John",
"timestamp": "2021-12-04T03:02:21",
... | 1,760,372,863.044294 | ||
https://hackaday.com/2021/12/03/print-sewing-machine-parts-extend-singers-range/ | Printed Sewing Machine Parts Extend Singer’s Range | Kristina Panos | [
"Tool Hacks"
] | [
"cam",
"sewing machine",
"sewing machine hack",
"tinkercad",
"treadle"
] | [Grow Your Own Clothes] had finally found their ideal sewing machine for doing zig-zag stitches (/\/\/\) and converting to a treadle drive (mechanically foot-fed) — a Singer 411G. This is a well-respected workhorse of a machine, and if you see one in a secondhand store, you might want to grab it. The only problem is th... | 6 | 5 | [
{
"comment_id": "6404031",
"author": "willmore",
"timestamp": "2021-12-03T21:29:52",
"content": "This is a really cool hack!",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "6404040",
"author": "Ronald K Daub",
"timestamp": "2021-12-03T22:48:13",
"co... | 1,760,372,863.345852 | ||
https://hackaday.com/2021/12/03/this-ham-radio-is-unsafe-at-any-frequency/ | This Ham Radio Is Unsafe At Any Frequency | Al Williams | [
"Radio Hacks"
] | [
"ham radio",
"safety",
"transmitter",
"tube"
] | When we were kids we rode bicycles without pads and helmets. We drank sugary drinks. We played with chemistry sets and power tools. We also built things that directly used AC line current. [Mike] remembers and built one, presumably more to discuss the safety precautions around things that can shock you and not entice y... | 40 | 18 | [
{
"comment_id": "6404008",
"author": "Bill2462",
"timestamp": "2021-12-03T19:39:59",
"content": "Shake hands with danger!I love it!Although there is one feature missing. There should be small red button that when pressed blows everything up!",
"parent_id": null,
"depth": 1,
"replies": [
... | 1,760,372,863.257494 | ||
https://hackaday.com/2021/12/03/building-the-diy-hp41c-a-field-report/ | Building The DIY HP41C: A Field Report | Al Williams | [
"Featured",
"Retrocomputing",
"Reviews",
"Slider"
] | [
"calculator",
"HP-41C",
"hp41c",
"kits",
"retrocomputing",
"RPN calculator"
] | I have a confession to make. I write about a lot of projects for Hackaday, but there are very few I read about and then go actually build a copy of it. I don’t have a lot of time and I’m usually too busy building my own stuff. But once in a while, something strikes my fancy and I’ll either raid the junk box or buy the ... | 20 | 11 | [
{
"comment_id": "6403987",
"author": "dudefromthenorth",
"timestamp": "2021-12-03T18:25:54",
"content": "but without the HP style buttons?",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6403995",
"author": "The Commenter Formerly Known As Ren",
... | 1,760,372,863.452012 | ||
https://hackaday.com/2021/12/05/back-to-the-future-we-go-with-this-flux-capacitor-pcb-badge/ | Back To The Future We Go With This Flux Capacitor PCB Badge | Orlando Hoilett | [
"Art",
"LED Hacks"
] | [
"back to the future",
"DeLorean",
"Dr Emmett Brown",
"Marty McFly",
"movies"
] | [Arnov] is a huge fan of the
Back to the Future
franchise, so he wanted some memorabilia from the movie to decorate his work area. Official memorabilia from successful movie franchises can be pretty expensive, so [Arnov] opted to make something himself instead, creating his own
flux capacitor PCB badge
.
Fortunately, [... | 8 | 4 | [
{
"comment_id": "6404459",
"author": "arnov sharma",
"timestamp": "2021-12-06T05:21:30",
"content": "Thanks for the article!",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "6404465",
"author": "Joshua",
"timestamp": "2021-12-06T05:58:01",
"content":... | 1,760,372,863.301085 | ||
https://hackaday.com/2021/12/05/hackaday-links-december-5-2021/ | Hackaday Links: December 5, 2021 | Dan Maloney | [
"Hackaday Columns",
"Hackaday links"
] | [
"arduino",
"cons",
"crypto",
"cryptocurrency",
"hackaday links",
"infrastructure",
"limited edition",
"mini",
"Mr. Goxx",
"naturalism",
"Sri Lanka",
"uno",
"water main"
] | Sad news from Germany, with
the recent passing
of a legend in the crypto community: Mr. Goxx, the crypto-trading hamster. The rodent rose to fame in the crypto community for his trades, which were generated at random during his daily exercise routines — his exercise wheel being used like a roulette wheel to choose a cu... | 15 | 7 | [
{
"comment_id": "6404409",
"author": "Hirudinea",
"timestamp": "2021-12-06T01:30:13",
"content": "” Digital Naturalism Conference”. Isn’t “Naturalism” just another word for Nudism? No thanks, not my kind of dongles.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_i... | 1,760,372,863.538623 | ||
https://hackaday.com/2021/12/05/rolling-screw-extruder-goes-brushless/ | Rolling-Screw Extruder Goes Brushless | Sonya Vasquez | [
"3d Printer hacks"
] | [
"3d printer extruder",
"bldc extruder"
] | In the name of saving weight and pushing plastic, it’s nice to see continuous tweaks on 3D printer extruders from folks in their spare time. And to go where no extruder has gone before, [wayne dalton] has managed to
combine the rolling screw thread extruder concept directly onto a brushless pancake motor
. The result i... | 33 | 10 | [
{
"comment_id": "6404379",
"author": "Mechenger",
"timestamp": "2021-12-05T21:47:05",
"content": "I like it!",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "6404395",
"author": "Gravis",
"timestamp": "2021-12-05T23:21:38",
"content": "I saw the orig... | 1,760,372,863.603158 | ||
https://hackaday.com/2021/12/05/is-the-game-up-for-baofeng-in-europe/ | Is The Game Up For Baofeng In Europe? | Jenny List | [
"Radio Hacks"
] | [
"baofeng",
"fcc",
"FM transceiver",
"radio",
"transceiver",
"UV-5R"
] | For radio enthusiasts worldwide, the inexpensive Chinese handheld radios produced by the likes of Baofeng and other brands have been a welcome addition to their arsenal. They make an ideal first transceiver for a new licensee, a handy portable for any radio amateur, and an inexpensive basis for UHF or VHF experimentati... | 121 | 28 | [
{
"comment_id": "6404344",
"author": "Thomas Weeks",
"timestamp": "2021-12-05T18:11:20",
"content": "Would like more output specs and specific spectrum issues.Following..",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6404827",
"author": "Richard Mi... | 1,760,372,864.28333 | ||
https://hackaday.com/2021/12/05/hackvent-calendar-will-open-the-door-and-get-your-kids-soldering/ | Hackvent Calendar Will Open The Door And Get Your Kids Soldering | Kristina Panos | [
"Arduino Hacks",
"Holiday Hacks"
] | [
"advent",
"advent calendar",
"arduino",
"arduino mega"
] | Who says it’s too early to get in the holiday spirit? We say it’s not. After all, people need time to get in the spirit before it comes and goes. And what better way to count down the days until Christmas than an
electronic Advent calendar
?
[Tom Goff]’s kids had some pretty cool ideas for building a decoration, like a... | 1 | 1 | [
{
"comment_id": "6404334",
"author": "That kid",
"timestamp": "2021-12-05T16:47:06",
"content": "Thank you for this!!!",
"parent_id": null,
"depth": 1,
"replies": []
}
] | 1,760,372,864.131816 | ||
https://hackaday.com/2021/12/05/get-down-to-some-african-tunes-with-this-homebrew-synth/ | Get Down To Some African Tunes With This HomeBrew Synth | Dave Rowntree | [
"Musical Hacks"
] | [
"africa",
"Modular synthesizer",
"solenoid"
] | South African
[Afrorack] claims to have built the first home-built modular synthesiser in Africa. Whilst we can’t be sure of this (and to be frank, it doesn’t actually matter) what we can be sure of is that the
latest additions to this rig sound pretty rad
. (video, embedded below) There really isn’t much doubt that th... | 9 | 8 | [
{
"comment_id": "6404304",
"author": "Enkerli",
"timestamp": "2021-12-05T13:13:07",
"content": "“Bamanya Brian is from Uganda, east Africa”.So… not South Africa.https://www.arturia.com/stories/brian-bamanya",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6405... | 1,760,372,864.091792 | ||
https://hackaday.com/2021/12/05/keep-the-sparks-away-with-a-plasma-cutting-table/ | Keep The Sparks Away With A Plasma Cutting Table | Bryan Cockfield | [
"Tool Hacks"
] | [
"bath",
"cnc",
"cutting",
"metal",
"plasma cutter",
"sparks",
"table",
"tools",
"water",
"welding"
] | For one-off projects or prototypes it’s not uncommon for us to make do with whatever workspace we have on hand. Using a deck railing as an impromptu sawhorse, for example, is one that might be familiar to anyone who owns a circular saw, but [Daniel] has a slightly different situation. He had been setting up metal workp... | 8 | 5 | [
{
"comment_id": "6404290",
"author": "Tricon",
"timestamp": "2021-12-05T10:25:35",
"content": "Sorry for being an armchair critic.It is a neat table.The water not so much. In my experience with plasma cutting the water table (as in water level) sits just above the torch tip.This is a nicely construc... | 1,760,372,864.046739 | ||
https://hackaday.com/2021/12/02/the-safest-model-roller-coaster/ | The Safest Model Roller Coaster | Brian McEvoy | [
"Toy Hacks"
] | [
"Allen-Bradley",
"HMI",
"plc",
"programmable logic controller",
"Rockwell Automation",
"roller coaster",
"rollercoaster",
"touchscreen"
] | [Jared Holladay] is a computer engineering student at the University of Cincinnati and a life-long roller coaster fanatic. A lot of people look at roller coasters as an exciting example of physics, like potential energy versus kinetic energy or inertia, and rightly so.
[Jared] looks at them and wonders about the contro... | 9 | 5 | [
{
"comment_id": "6403824",
"author": "Alysson+Rowan",
"timestamp": "2021-12-03T00:42:38",
"content": "Impressive!I wouldn’t mind seeing a ride-through made using a mini wireless cam or similar – just to flip my mind a bit.",
"parent_id": null,
"depth": 1,
"replies": [
{
"co... | 1,760,372,863.922967 | ||
https://hackaday.com/2021/12/02/impressive-hack-turns-bolt-into-pneumatic-engraver/ | Impressive Hack Turns Bolt Into Pneumatic Engraver | Kristina Panos | [
"Tool Hacks"
] | [
"bolt",
"engraver",
"pneumatic"
] | Did you ever see one of those videos that causes you to look at an everyday object in a new light?
This is one of those videos
(embedded below). And fortunately for us,
there’s a write-up to go along with it
in case you don’t always understand what’s going on.
In this case, what’s going on is that [AMbros Custom] is ma... | 24 | 9 | [
{
"comment_id": "6403781",
"author": "Arno",
"timestamp": "2021-12-02T21:28:31",
"content": "Well it’s great manufacturing and I’m happy to see it here, but at this point is it really a “hack”? Just like turning steel tunes into a bike… I’m personally happy when I hack a bolt into a bottle opener.",... | 1,760,372,863.98367 | ||
https://hackaday.com/2021/12/02/clever-motherboard-hack-brings-late-90s-motherboard-into-the-early-2000s/ | Clever Motherboard Hack Brings Late 90’s Motherboard Into The Early 2000’s | Ryan Flowers | [
"Retrocomputing"
] | [
"amd",
"Asus",
"asus motherboard",
"k6-2",
"P/I-P55TP4XEG",
"pullup resistor",
"socket 7",
"super socket 7"
] | Some people look at specifications as a requirement, and others look at them as a challenge. You’re reading this on Hackaday, so you know where [Necroware] falls. In the video below the break,
you’ll see how he takes a common mid-to-late 90’s motherboard and takes it well past its spec sheet
.
[Necroware] does what all... | 32 | 8 | [
{
"comment_id": "6403739",
"author": "Lee",
"timestamp": "2021-12-02T19:35:35",
"content": "More like mid 90’s to late 90’s.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6403773",
"author": "Joshua",
"timestamp": "2021-12-02T21:06:37",
... | 1,760,372,864.534736 | ||
https://hackaday.com/2021/12/02/motorsports-are-turning-to-alternative-fuels/ | Motorsports Are Turning To Alternative Fuels | Lewin Day | [
"car hacks",
"Featured",
"Interest",
"Original Art",
"Slider"
] | [
"alternative fuel",
"alternative fuels",
"bioethanol",
"biofuel",
"biofuels",
"car",
"cars",
"e-fuel",
"e-fuels",
"efuel",
"fuel",
"hydrogen",
"motor sports",
"motorsport",
"motorsports",
"racing"
] | As the world grapples with the issue of climate change, there’s a huge pressure to move transport away from carbon-based fuels across the board. Whether it’s turning to electric cars for commuting or improving the efficiency of the trucking industry, there’s much work to be done.
It’s a drop in the ocean in comparison,... | 53 | 13 | [
{
"comment_id": "6403712",
"author": "Pat",
"timestamp": "2021-12-02T18:13:36",
"content": "“One study estimates that using renewable energy to make e-fuels for combustion engines leads to a total system efficiency of just 16%, versus 72% by just putting the electricity directly in an electric car.”... | 1,760,372,864.464478 | ||
https://hackaday.com/2021/12/02/low-buck-pvc-rov-is-definitely-a-mvp/ | Low Buck PVC ROV IS Definitely A MVP | Ryan Flowers | [
"Misc Hacks"
] | [
"brushed motor",
"DC Brushed Motor",
"ethernet cable",
"ethernet cable hack",
"PCV",
"rov",
"sea shanty",
"submarine"
] | Do you have a hundred bucks and some time to kill? [Peter Sripol] invites you to
come along with him and build a remotely operated submarine
with only the most basic, easily accessible parts, as you can see in the video below the break.
Using nothing more than PVC pipe, an Ethernet cable, and a very basic electrical sy... | 8 | 4 | [
{
"comment_id": "6403691",
"author": "The Commenter Formerly Known As Ren",
"timestamp": "2021-12-02T16:52:08",
"content": "Probably not practical for long term salt water immersion.But, it the motors were watertight, would their electrical signals attract Great Whites?Once you start getting depth, ... | 1,760,372,864.576489 | ||
https://hackaday.com/2021/12/02/keebin-with-kristina-the-one-with-the-cat-keyboard/ | Keebin’ With Kristina: The One With The Cat Keyboard | Kristina Panos | [
"Hackaday Columns",
"Peripherals Hacks"
] | [
"Futaba MD",
"IBM model F",
"Model F",
"num pad",
"one-piece split keyboard",
"split keyboard",
"Teensy"
] | Special thanks to [Maarten], who stumbled upon
this old gem of a geekhack thread by [suka]
. It’s essentially a show and tell of their DIY keyboard journey, complete with pictures. [suka]’s interest started with a yen for ergonomic keyboard layout alternatives. They soon found the geekhack forum and started lurking aro... | 8 | 5 | [
{
"comment_id": "6403665",
"author": "geekabit",
"timestamp": "2021-12-02T15:31:27",
"content": "[quote]this old gem of a geekhack thread[/quote] It’s Deskthority actually.But love your column as always.",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "6403674",... | 1,760,372,864.639186 | ||
https://hackaday.com/2021/12/02/play-doom-or-gta-v-with-your-own-custom-controller-and-xbox-emulator/ | Play Doom Or GTA V With Your Own Custom Controller And Xbox Emulator | Orlando Hoilett | [
"Games",
"handhelds hacks"
] | [
"atmega32u4",
"doom",
"pac-man",
"video game",
"xbox"
] | [Arnov] is bringing his own custom-made controller
to the party and it is sure to impress. The design appears to have been inspired by the Xbox controller layout. Two joysticks for fine control of game characters, 4 face buttons, and two shoulder buttons. He opted for all through-hole components to make the assembly ea... | 11 | 5 | [
{
"comment_id": "6403629",
"author": "Viktor",
"timestamp": "2021-12-02T13:29:01",
"content": "Looks unergonomic like a brick :D",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6403637",
"author": "vib",
"timestamp": "2021-12-02T14:21:32",
... | 1,760,372,864.686664 | ||
https://hackaday.com/2021/12/04/researchers-use-wearable-to-detect-and-reverse-opioid-overdoses-in-real-time/ | Researchers Use Wearable To Detect And Reverse Opioid Overdoses In Real-Time | Orlando Hoilett | [
"Medical Hacks",
"Wearable Hacks"
] | [
"Covid-19",
"opioid",
"substance use disorder",
"supervised injection facility"
] | Opioid overdose-related deaths have unfortunately been increasing over the last few decades, with the COVID-19 pandemic exacerbating this public health crisis even further. As a result, many scientists, healthcare professionals, and government officials have been working tirelessly to end this deadly epidemic. Research... | 32 | 8 | [
{
"comment_id": "6404285",
"author": "Biomed",
"timestamp": "2021-12-05T09:00:30",
"content": "Are you Serious?I mean, from OUR point of view this sound great…. BUT…..But I worked as a volunteer for the Acid Rescue and Underground Switchboard Suicide and Drug Aabuse telephone hotline 271-3123 trough... | 1,760,372,864.785936 | ||
https://hackaday.com/2021/12/04/an-overly-complicated-method-of-tracking-your-favorite-sports-team/ | An Overly Complicated Method Of Tracking Your Favorite Sports Team | Orlando Hoilett | [
"internet hacks",
"Misc Hacks"
] | [
"alexa",
"echo",
"IFTTT",
"IoT",
"particle"
] | Much of the world appears to revolve around sports, and sports tracking is a pretty big business. So how do people keep up with their favorite team? Well, [Jackson] and [Mourad] decided to
devise a custom IoT solution
.
Their system is a bit convoluted, so bear with us. First, they tell Alexa whether or not the team wo... | 3 | 1 | [
{
"comment_id": "6404262",
"author": "Cy Nic",
"timestamp": "2021-12-05T03:44:27",
"content": "Much of the world appears to revolve around sports,Bread and circuses. Keep the hoi polloi amused and distracted.It keeps them from noticing and meddling in the real business of running the world.",
"... | 1,760,372,864.72107 | ||
https://hackaday.com/2021/12/04/shady-air-umbrella-given-new-lease-on-life/ | Shady Air Umbrella Given New Lease On Life | Matthew Carlson | [
"3d Printer hacks",
"Tool Hacks"
] | [
"3d printed",
"kickstarter",
"umbrella"
] | Many infamous Kickstarter projects have ultimately flopped or failed, leaving backers frustrated and angry. Often pitched with a splashy convincing video that happens to have critical components conveniently offscreen. [Allen Pan] was reminiscing about one such project, the air umbrella, and
decide to redeem the projec... | 12 | 6 | [
{
"comment_id": "6404237",
"author": "zog",
"timestamp": "2021-12-05T00:12:03",
"content": "Going deaf is a small price to pay?",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6404245",
"author": "Hirudinea",
"timestamp": "2021-12-05T01:05:36"... | 1,760,372,864.831084 | ||
https://hackaday.com/2021/12/04/make-your-own-ble-enabled-ios-app-from-scratch/ | Make Your Own BLE-Enabled IOS App From Scratch | Orlando Hoilett | [
"how-to",
"iphone hacks"
] | [
"apple",
"bluetooth low energy",
"ios",
"IoT",
"iphone",
"nrf"
] | Even those readers who are most skeptical of Apple products will like this
Bluetooth Low Energy (BLE)-enabled iOS app tutorial
from [Akio].
With everything being “connected” these days smartphone applications are of course a ubiquitous part of our existence. We’ve seen plenty of examples
connecting your Bluetooth-enabl... | 20 | 8 | [
{
"comment_id": "6404205",
"author": "CH",
"timestamp": "2021-12-04T21:48:41",
"content": "I would disagree with market share having any impact on why ble was not developed for ios. It was not developed because ios is closed source and apple puts lots of limitations on what apps can be loaded. you c... | 1,760,372,864.88173 | ||
https://hackaday.com/2021/12/04/full-color-3d-printing-with-the-help-of-an-inkjet-head/ | Full Color 3D Printing With The Help Of An Inkjet Head | Lewin Day | [
"3d Printer hacks"
] | [
"3d printer",
"color 3d printing"
] | 3D printing is a popular process, though one of the hangups is that parts are typically produced in just one flat color. [Aad] has been working on a simple modification to his Prusa i3 printer, however, that enables the production
of full-color parts.
Note the dual vertical assemblies – one carrying the extruder, the o... | 16 | 7 | [
{
"comment_id": "6404175",
"author": "Rolenthedeep",
"timestamp": "2021-12-04T18:44:10",
"content": "Maybe a solvent borne ink would bond to the pla better?Tbh when I read the headline, I thought that they were injecting dye into the hot end. That would probably result in much more consistent prints... | 1,760,372,865.455936 | ||
https://hackaday.com/2021/12/04/finally-a-use-for-old-cellphones/ | Finally, A Use For Old Cellphones | Elliot Williams | [
"3d Printer hacks",
"Cellphone Hacks",
"Hackaday Columns"
] | [
"cellphone",
"landfill",
"Octoprint",
"reuse",
"smartphone"
] | In what is now a three-year long search, I’ve finally found the perfect use for an old cellphone. And with it, the answer to a burning question:
Why aren’t we hacking cellphones
?
First, the application.
The Octo4a project
lets you use an old Android phone as a 3D printer server, web interface, and even time-lapse came... | 50 | 28 | [
{
"comment_id": "6404138",
"author": "shinsukke",
"timestamp": "2021-12-04T15:15:09",
"content": "Back in 2014 or 2015 I rooted my old android phone, then I copied over a debian image in a file. I could then mount the debian image and chroot into it, giving me a full fledged debian system (with limi... | 1,760,372,865.334358 | ||
https://hackaday.com/2021/12/04/abandoned-airplane-takes-off-again-as-luxury-rv/ | Abandoned Airplane Takes Off Again As Luxury RV | Kristina Panos | [
"Transportation Hacks"
] | [
"airplane",
"delivery vehicle"
] | You remember how you wanted to combine everything as a kid? Like lions and tigers into ligers and so on? Well, some kids dream of transportation hybrids. For eighty-year-old [Gino Lucci], now an Air Force retiree,
that dream involved a recreational vehicle that combined an airplane fuselage and a delivery truck
.
There... | 30 | 12 | [
{
"comment_id": "6404122",
"author": "Rob",
"timestamp": "2021-12-04T12:05:26",
"content": "You heavily underestimate the cost of stuffing a powerful engine in a tiny airplane.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6404133",
"author": "Miles... | 1,760,372,865.400397 | ||
https://hackaday.com/2021/12/03/hackaday-podcast-147-animating-traces-sucking-and-climbing-spinning-sails-and-squashing-images/ | Hackaday Podcast 147: Animating Traces, Sucking And Climbing, Spinning Sails, And Squashing Images | Mike Szczys | [
"Hackaday Columns",
"Podcasts"
] | [
"Hackaday Podcast"
] | Hackaday editors Mike Szczys and Elliot Williams get caught up on the week that was. You probably know a ton of people who have a solar array at their home, but how many do you know that have built their own hydroelectric generation on property? Retrocomputing software gurus take note, there’s an impressive cross-compi... | 2 | 2 | [
{
"comment_id": "6404242",
"author": "Jeff",
"timestamp": "2021-12-05T00:47:37",
"content": "I’ve always figured that if I wanted to get on the Hackaday podcast, I’d just have to figure out some weird way to make a clock and Mike would be drawn to it like a moth to a flame. But I guess I waited too ... | 1,760,372,865.252446 | ||
https://hackaday.com/2021/12/03/moon-bouncing-and-radar-imaging-with-lora/ | Moon Bouncing And Radar Imaging With LoRa | Ryan Flowers | [
"Radio Hacks"
] | [
"EME",
"IoT",
"ISM",
"LoRa",
"moonbounce",
"Radio Telescope",
"space"
] | The LoRa radio protocol is well known to hardware hackers because of its Long Range (hence the name) but also its extremely low power use, making it a go-to for battery powered devices with tiny antennae. But what if the power wasn’t low, and the antenna not tiny? You might just
bounce a LoRa message off the moon
. But... | 17 | 9 | [
{
"comment_id": "6403968",
"author": "Doug Leppard",
"timestamp": "2021-12-03T16:09:46",
"content": "Interesting, have been watching Lora for awhile. I wonder what it would take for an back yard experimenter to do this without having to use a 25 meter dish.",
"parent_id": null,
"depth": 1,
... | 1,760,372,865.509473 | ||
https://hackaday.com/2021/12/03/this-week-in-security-godaddy-tardigrade-monox-and-bigsig/ | This Week In Security: GoDaddy, Tardigrade, Monox, And BigSig | Jonathan Bennett | [
"Hackaday Columns",
"News",
"Security Hacks",
"Slider"
] | [
"BigSig",
"EwDoor",
"Tardigrade",
"This Week in Security"
] | After the Thanksgiving break, we have two weeks of news to cover, so hang on for an extra-long entry. First up is GoDaddy,
who suffered a breach starting on September 6th
.
According to an SEC filing
, they noticed the problem on November 17th, and determined that there was unauthorized access to their provisioning sys... | 10 | 4 | [
{
"comment_id": "6403956",
"author": "MG.",
"timestamp": "2021-12-03T15:29:09",
"content": "Jonathan, I’m pretty sure you’re way off in your analysis of the name “Coproscribe”. For one thing, doctors *prescribe* medication, they don’t *prescribe* medication.A more likely take is that it’s a self-dep... | 1,760,372,865.833875 | ||
https://hackaday.com/2021/12/03/ipod-therefore-i-am-looking-back-at-an-original-ipod-prototype/ | IPod, Therefore I Am: Looking Back At An Original IPod Prototype | Ryan Flowers | [
"ipod hacks"
] | [
"1st gen ipod",
"apple",
"apple computer",
"ipod 1st gen",
"ipod prototype",
"prototype"
] | Have you ever wondered what consumer electronics look like when they’re in the ugly prototype stages? So have we. And thanks to [Cabel] of at Panic.com, we have
a rare glimpse at a prototype first generation Apple iPod
.
In the days before you could just stream your favorite music directly from your phone and into your... | 17 | 9 | [
{
"comment_id": "6403924",
"author": "RÖB",
"timestamp": "2021-12-03T12:56:02",
"content": "The case looks like it was originally for an earlier and larger prototype.It also looks like it’s injection molded so it was probably the longer tool setup time for the injection molding that caused them to r... | 1,760,372,865.562094 | ||
https://hackaday.com/2021/12/03/homebrew-16-bit-computer-reinvents-all-the-wheels/ | Homebrew 16 Bit Computer Reinvents All The Wheels | Ryan Flowers | [
"computer hacks"
] | [
"1 MHz",
"16 bit cpu",
"74xx",
"homebrew computer",
"homebrew cpu",
"verilog"
] | Building your own computer has many possible paths. One can fabricate their own Z80 or MOS 6502 computers and then run a period correct OS. Or a person could start from scratch as [James Stanley] did. [James] has invented
a completely unique computer and CPU he calls SCAMP
. SCAMP runs a custom OS called SCAMP/os which... | 23 | 14 | [
{
"comment_id": "6403896",
"author": "Andrew",
"timestamp": "2021-12-03T09:21:06",
"content": "Cheeky scamp!https://en.m.wikipedia.org/wiki/National_Semiconductor_SC/MP",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6404070",
"author": "RÖB",
... | 1,760,372,865.7019 | ||
https://hackaday.com/2021/12/02/smart-ruler-has-many-features/ | Smart Ruler Has Many Features | Bryan Cockfield | [
"Peripherals Hacks"
] | [
"3d printed",
"android",
"app",
"bluetooth",
"digital",
"measure",
"measuring",
"mice",
"mouse",
"optical",
"raspberry pi",
"ruler",
"usb",
"Zero W"
] | For those of us who remember old ball mice, they were a lot like modern optical mice except that they needed to be cleaned constantly. Having optical mice as a standard way of interacting with a computer is a major improvement over previous eras in computing. With extinction of the ball mouse, there are an uncountable ... | 12 | 7 | [
{
"comment_id": "6403871",
"author": "Drone",
"timestamp": "2021-12-03T06:52:35",
"content": "@Bryan Cockfield said: “Originally he intended to use an ESP32 but could not get the USB interface to work.”Hmmm, a quick search unearthed this code hosted right here on HaD that creates up to four simultan... | 1,760,372,865.748191 | ||
https://hackaday.com/2021/12/02/play-runescape-irl/ | Play Runescape IRL | Bryan Cockfield | [
"Games"
] | [
"api",
"axe",
"chop",
"irlscape",
"motion controlled",
"nintendo",
"python",
"react.js",
"RuneScape",
"switch",
"tree",
"wood"
] | Runescape is pushing nearly 21 years old, and while that’s quite a long time for a game to stay active with an engaged userbase, it’s also a long time for people to modify the game in all kinds of colorful ways. For some older games like Team Fortress 2 this means spinning up a bot to ruin servers, but for Runescape th... | 5 | 3 | [
{
"comment_id": "6403854",
"author": "sampleusername",
"timestamp": "2021-12-03T04:26:08",
"content": "originally said he would rather go to the gym than “click anymore rooftops”Lol, and of course rather than actually go to the gym he just creates an excuse to stay home and play more Runescape.You k... | 1,760,372,865.788786 | ||
https://hackaday.com/2021/12/02/two-mars-orbiters-chatted-for-atmospheric-science/ | Two Mars Orbiters Chatted For Atmospheric Science | Roger Cheng | [
"Space"
] | [
"atmosphere",
"ESA",
"mars",
"Mars Express",
"radio",
"space"
] | Mission extensions for interplanetary robot explorers are usually continuations of their primary mission. But sometimes the hardware already on board are put to novel uses. European Space Agency has started
using radio equipment on board two Mars orbiters
to probe the Martian atmosphere.
The scientific basis is straigh... | 9 | 3 | [
{
"comment_id": "6403609",
"author": "RobHeffo",
"timestamp": "2021-12-02T12:08:48",
"content": "It won’t be that long really and the Martian version of Starlink will be on it’s way to provide all of Mars with a High-Bandwidth global communication network. The exploration of Mars will really start t... | 1,760,372,865.875058 | ||
https://hackaday.com/2021/12/01/listening-to-the-sounds-of-an-1960s-military-computer/ | Listening To The Sounds Of An 1960s Military Computer | Moritz v. Sivers | [
"Retrocomputing"
] | [
"avionics",
"Elliott 900",
"military computers",
"vintage computers"
] | Restoring vintage computers is the favorite task of many hardware hackers. Retrocomputing probably makes you think of home computer brands like Commodore, Amiga, or Apple but [Erik Baigar] is deeply into collecting early military computers from the UK-based Elliott company. Earlier this year he made a detailed
video th... | 44 | 9 | [
{
"comment_id": "6403574",
"author": "iooui",
"timestamp": "2021-12-02T08:42:55",
"content": "I find it strange that they used welding for connections. Wouldn’t it be cheaper to use crimped connectors like Molex KK series?",
"parent_id": null,
"depth": 1,
"replies": [
{
"co... | 1,760,372,866.040666 | ||
https://hackaday.com/2021/12/01/dont-walk-past-this-3d-printed-pedestrian-crossing-light/ | Don’t Walk Past This 3D Printed Pedestrian Crossing Light | Chris Wilkinson | [
"3d Printer hacks",
"ATtiny Hacks"
] | [
"3d printing",
"arduino",
"Portable Traffic Lights",
"Traffic Lights"
] | There’s just something so pleasing about scaled-down electronic replicas, and this
adorable 3D printed pedestrian crossing light
by [sjm4306] is no exception.
Although a little smaller than its real-world counterpart, the bright yellow housing and illuminated indicators on this pedestrian lamp are instantly recognizabl... | 9 | 4 | [
{
"comment_id": "6403529",
"author": "John",
"timestamp": "2021-12-02T03:54:04",
"content": "I really like the look of it, but I don’t think that’s how crossing lights work. This does red blink for 10 sec, red solid for 10 sec, red blink for 10 sec, then white solid for 10 sec, and loop. At least al... | 1,760,372,866.228011 | ||
https://hackaday.com/2021/12/01/supercapacitors-vs-batteries-again/ | SuperCapacitors Vs Batteries Again | Dave Rowntree | [
"hardware"
] | [
"boost converter",
"lipo battery",
"super capacitor"
] | Supercapacitors are definitely not the same as batteries, we all know that. They tend to have a very low operating voltage, and due to their operating principle of storing charge on parallel plates, their discharge curve is quite unfriendly for modern microcontroller devices. Energy storage efficiency per unit volume i... | 41 | 12 | [
{
"comment_id": "6403501",
"author": "Mike Massen, Perth, Western Australia",
"timestamp": "2021-12-02T00:27:27",
"content": "An interesting topic and great potential to explore variations in a suitable lab, thanks for posting :-)It occurs to consider a hybrid conglomeration in a self charging tight... | 1,760,372,866.120157 | ||
https://hackaday.com/2021/12/01/remembering-sanjay-mortimer-pioneer-and-visionary-in-3d-printing/ | Remembering Sanjay Mortimer, Pioneer And Visionary In 3D Printing | Sonya Vasquez | [
"News"
] | [
"E3D",
"extruder",
"obituary",
"reprap",
"Sanjay Mortimer"
] | Over the weekend,
Sanjay Mortimer passed away
. This is a tremendous blow to the many people who he touched directly and indirectly throughout his life. We will remember Sanjay as pioneer, hacker, and beloved spokesperson for the 3D printing community.
If you’ve dabbled in 3D printing, you might recall Sanjay as the ch... | 24 | 22 | [
{
"comment_id": "6403456",
"author": "Bleugh",
"timestamp": "2021-12-01T21:09:03",
"content": "Loved his work, watched the videos, an inspiration and gone way too early, what a shock.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6403813",
"author":... | 1,760,372,866.184912 | ||
https://hackaday.com/2021/12/01/supersonic-projectile-exceeds-engineers-dreams-the-supersonic-trebuchet/ | Supersonic Projectile Exceeds Engineers Dreams: The Supersonic Trebuchet | Ryan Flowers | [
"classic hacks"
] | [
"classic hacks",
"old tech",
"speed of sound",
"supersonic",
"trebuchet"
] | Have you ever sat down and thought “I wonder if a trebuchet could launch a projectile at supersonic speeds?” Neither have we. That’s what separates [David Eade] from the rest of us. He didn’t just ask the question, he
answered
it! And he documented the entire build in a
YouTube video
which you can see below the break.
... | 62 | 26 | [
{
"comment_id": "6403420",
"author": "Doug Leppard",
"timestamp": "2021-12-01T19:46:24",
"content": "awsome. love it.",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "6403425",
"author": "Greg A",
"timestamp": "2021-12-01T19:55:03",
"content": "what... | 1,760,372,866.572341 | ||
https://hackaday.com/2021/12/01/the-medieval-history-of-your-favourite-dev-board/ | The Medieval History Of Your Favourite Dev Board | Jenny List | [
"Featured",
"History"
] | [
"Arduin of Ivrea",
"arduino",
"etymology",
"italy",
"ivrea"
] | It’s become something of a trope in our community, that the simplest way to bestow a level of automation or smarts to a project is to reach for an Arduino. The genesis of the popular ecosystem of boards and associated bootloader and IDE combination is well known, coming from the work of a team at the
Interaction Design... | 20 | 7 | [
{
"comment_id": "6403388",
"author": "Michael Black",
"timestamp": "2021-12-01T18:08:15",
"content": "I thought this was going to be about the KIM-1.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6403393",
"author": "Greg A",
"timestamp": "... | 1,760,372,866.482732 | ||
https://hackaday.com/2021/12/01/the-555-timer-contest-returns/ | The 555 Timer Contest Returns! | Mike Szczys | [
"contests",
"Hackaday Columns"
] | [
"555",
"555 timer contest"
] | It’s back!
The 555 timer contest
wants to see you do something cool with the 555 timer chip. At stake is the adulation of electronics geeks everywhere. Three top winners will be awarded a $150 shopping spree in the Digi-Key warehouse thanks to Digi-Key’s generous sponsorship of this contest.
Memory Lane
First a bit of ... | 16 | 9 | [
{
"comment_id": "6403372",
"author": "Michael Black",
"timestamp": "2021-12-01T17:10:26",
"content": "No lifetime supply of 555s as a prize?I was given a tube of 555s in 1976, I still have the tube, and at least a third of the 555s are still in it.",
"parent_id": null,
"depth": 1,
"repli... | 1,760,372,866.418612 | ||
https://hackaday.com/2021/12/01/3d-printed-generator-build-highlights-the-scientific-method/ | 3D Printed Generator Build Highlights The Scientific Method | Ryan Flowers | [
"3d Printer hacks"
] | [
"3 phase power",
"AC power generation",
"generator",
"scientific method"
] | Sometimes we build to innovate, and sometimes we build just to have the satisfaction of saying we made it ourselves. Yet there is another reason to construct something ourselves: To learn, just as [Fraens] has done with this
3D-printed generator
. (Video, embedded below.)
[Fraens] starts off with a jig for winding the ... | 6 | 4 | [
{
"comment_id": "6403418",
"author": "srgerger",
"timestamp": "2021-12-01T19:41:01",
"content": "i need this but not hand crank but clock system.similar old decivat (not in shop)electricity for hours not for minutes",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id"... | 1,760,372,866.35545 | ||
https://hackaday.com/2021/12/01/ask-hackaday-why-dont-automakers-make-their-own-ev-batteries/ | Ask Hackaday: Why Don’t Automakers Make Their Own EV Batteries? | Lewin Day | [
"Ask Hackaday",
"car hacks",
"Current Events",
"Featured",
"Original Art",
"Slider"
] | [
"Ask Hackaday",
"automaker",
"battery",
"electric car",
"electric vehicle",
"ev",
"evs",
"lithium battery",
"lithium ion"
] | Sales of electric vehicles continue to climb, topping three million cars worldwide last year. All these electric cars need batteries, of course, which means demand for rechargeable cells is through the roof.
All those cells have to come from somewhere, of course, and many are surprised to learn that automakers don’t ma... | 88 | 23 | [
{
"comment_id": "6403335",
"author": "The Commenter Formerly Known As Ren",
"timestamp": "2021-12-01T15:09:14",
"content": "“Automotive manufacturers actually outsource the development and production of many components of their vehicles.”For instance, BCS (Body Control Systems -Formerly TRW) develop... | 1,760,372,866.695539 | ||
https://hackaday.com/2021/12/01/korean-facial-recognition-project-faces-opposition/ | Korean Facial Recognition Project Faces Opposition | Chris Lott | [
"News"
] | [
"airport security",
"algorithm training",
"facial recognition",
"personal privacy"
] | It was
discovered last month
that a South Korean government project has been providing millions of facial images taken at Incheon International Airport to private industry without the consent of those photographed. Several civic groups called this a “shocking human rights disaster”
in a 9 Nov press conference
, and for... | 20 | 6 | [
{
"comment_id": "6403311",
"author": "CRJEEA",
"timestamp": "2021-12-01T12:30:14",
"content": "The irony is, that sort of system has been in place in several countries for quite a while. Just walking through a high street in a busy town or city and you’re tracked on CCTV. Some places are also using ... | 1,760,372,866.845875 | ||
https://hackaday.com/2021/12/01/nuclear-missile-silo-keyboard-re-launched-in-usb/ | Nuclear Missile Silo Keyboard Re-Launched In USB | Ryan Flowers | [
"Retrocomputing",
"Tech Hacks"
] | [
"arduino pro micro",
"keyboard",
"minuteman III",
"missile",
"missile silo",
"React",
"rs422"
] | When [jns] and their colleague came across an industrial or possibly
military grade keyboard/trackball
combo on eBay, their minds did the same backflips that yours or mine might. Enthralled by the specialty key caps, the custom layout, and companion trackball adorned with its own keys rather than buttons [jns] and his ... | 14 | 10 | [
{
"comment_id": "6403289",
"author": "Andrew",
"timestamp": "2021-12-01T10:19:56",
"content": "Does it have a “Smite” button?",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6403387",
"author": "jns",
"timestamp": "2021-12-01T18:06:43",
... | 1,760,372,866.89661 | ||
https://hackaday.com/2021/11/30/running-octoprint-on-a-pinephone-turns-out-to-be-pretty-easy/ | Running Octoprint On A PinePhone Turns Out To Be Pretty Easy | Donald Papp | [
"3d Printer hacks",
"Linux Hacks",
"Phone Hacks"
] | [
"3d printer",
"Octoprint",
"pinephone"
] | 3D printer owners have for years benefitted from using Octoprint to help manage their machines, and most people run Octoprint on a Raspberry Pi.
[Martijn] made it run on his PinePhone instead
, which turned out to be a surprisingly good fit for his needs.
While [Martijn] was working out exactly what he wanted and takin... | 11 | 3 | [
{
"comment_id": "6403258",
"author": "BrightBlueJim",
"timestamp": "2021-12-01T07:51:47",
"content": "Before everybody runs out and buys the Beta PinePhone, be advised that while this is a working Linux machine with a touchscreen and camera and all that jazz, what it is NOT, is a working PHONE. The... | 1,760,372,866.938309 | ||
https://hackaday.com/2021/11/30/turbo-rascal-is-the-retro-pascal-compiler-we-always-wanted/ | Turbo Rascal Is The Retro Pascal Compiler We Always Wanted | Lewin Day | [
"Retrocomputing"
] | [
"ide",
"Pascal",
"programming language",
"turbo pascal",
"turbo rascal"
] | Pascal is not one of the biggest programming languages these days; it’s fallen into the background as the world moved on to newfangled things like C#, Python and Java. However, the language has its fans, one of whom put together a new compiler which targets retro platforms –
and it goes by the name Turbo Rascal.
The li... | 16 | 11 | [
{
"comment_id": "6403207",
"author": "Bob",
"timestamp": "2021-12-01T03:27:28",
"content": "It’s a fairly capable little compiler, from what I’ve seen so far. Easy to get started, and fun to tinker with.",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "6403233",... | 1,760,372,868.7127 | ||
https://hackaday.com/2021/11/30/recycled-parts-round-out-soap-shaped-electric-car/ | Recycled Parts Round Out Soap Shaped Electric Car | Ryan Flowers | [
"car hacks"
] | [
"car hack",
"e-waste recycling",
"electric car",
"whimsical"
] | [Handy Geng] has a knack for fitting his creations with a large percentage of recycled material. And as is exemplified by the
video below the break
, he also loves to mix the practical with the whimsical.
Using parts salvaged from motor scooters, trash heaps, and likely many other sources, [Handy] has put together a sm... | 13 | 7 | [
{
"comment_id": "6403184",
"author": "John",
"timestamp": "2021-12-01T00:28:55",
"content": "Wow, that turn signal is awesome! That’s an idea worth borrowing!",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "6403187",
"author": "The Commenter Formerly Known ... | 1,760,372,868.666941 | ||
https://hackaday.com/2021/11/30/two-stage-dust-collector-recycles-blasting-media/ | Two-Stage Dust Collector Recycles Blasting Media | Tom Nardi | [
"Tool Hacks"
] | [
"blasting cabinet",
"cyclone separator",
"dust separator",
"sand blaster"
] | A critical element of a good blasting cabinet setup is a vacuum system that can suck out the dust, blasting media, and bits of removed material faster than it collects inside the chamber. A cyclone separator can get the job done, but since it dumps all the waste from the cabinet into one bucket, it can make reusing the... | 4 | 2 | [
{
"comment_id": "6403155",
"author": "utdu",
"timestamp": "2021-11-30T21:58:41",
"content": "6 US dollar is 86000 Rupiah so this is not little money.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6403241",
"author": "Krzysztof",
"timestamp":... | 1,760,372,869.192443 | ||
https://hackaday.com/2021/11/30/giving-flip-dots-the-oil-treatment-to-shut-them-up/ | Giving Flip Dots The Oil Treatment To Shut Them Up | Mike Szczys | [
"Misc Hacks"
] | [
"flip dot display",
"oil",
"oil cooling"
] | Flip dot displays are awesome — too bad it’s so hard to find large panels to play around with, but that’s for another article. [Pierre Muth] has been working to find different and interesting things to do with these flip dots, and
he recently explored how you can flip them very very gently
.
Now you likely remember [Pi... | 20 | 10 | [
{
"comment_id": "6403106",
"author": "X",
"timestamp": "2021-11-30T19:41:00",
"content": "Meanwhile, new displays in bus terminals and train stations are emulating the flap flap noise so that folks can tell when they change.",
"parent_id": null,
"depth": 1,
"replies": [
{
"... | 1,760,372,869.245276 | ||
https://hackaday.com/2021/11/30/whats-the-deal-with-uefi/ | What’s The Deal With UEFI? | Matthew Carlson | [
"computer hacks",
"Engineering",
"Featured",
"Original Art",
"Slider",
"Software Development"
] | [
"bios",
"UEFI"
] | It seems like there are two camps, the small group of people who care about UEFI and everyone else who doesn’t really notice or care as long as their computer works. So let’s talk about what UEFI is, how it came to be, what it’s suitable for, and why you should (or shouldn’t) care.
What is UEFI?
UEFI stands for Unified... | 98 | 25 | [
{
"comment_id": "6403069",
"author": "zoobab",
"timestamp": "2021-11-30T18:19:12",
"content": "Spyware.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6403089",
"author": "CRJEEA",
"timestamp": "2021-11-30T19:13:10",
"content": "Worse... | 1,760,372,868.987874 | ||
https://hackaday.com/2021/11/30/watch-blender-plugin-make-animated-pcb-traces-and-more/ | Watch Blender Plugin Make Animated PCB Traces (and More) | Donald Papp | [
"how-to",
"Software Hacks"
] | [
"animated PCB",
"animation",
"blender",
"growth animation"
] | [Staacks]’s
Blender plugin to animate growth
is behind the sweet animation seen above. It’s an add-on that cleverly makes creating slick growth animations easier when using
Blender
. It isn’t limited to PCB images either, although they do happen to make an excellent example of the process.
The add-on isn’t limited to a... | 3 | 2 | [
{
"comment_id": "6403150",
"author": "mathman",
"timestamp": "2021-11-30T21:42:48",
"content": "Thanks for this article!Really neat plugin and a good example of A* in image processing.The video is absolutely worth watching.",
"parent_id": null,
"depth": 1,
"replies": [
{
"... | 1,760,372,868.618253 | ||
https://hackaday.com/2021/11/30/linux-fu-the-ultimate-dual-boot-laptop/ | Linux Fu: The Ultimate Dual Boot Laptop? | Al Williams | [
"Hackaday Columns",
"laptops hacks",
"Linux Hacks",
"Slider"
] | [
"dell",
"dual boot",
"laptop",
"linux",
"NMVe",
"windows"
] | I must confess, that I try not to run Windows any more than absolutely necessary. But for many reasons, it is occasionally necessary. In particular, I have had several laptops that are finicky with Linux. I still usually dual boot them, but I often leave Windows on them for one reason or another. I recently bought a ne... | 37 | 24 | [
{
"comment_id": "6403001",
"author": "dan farmer",
"timestamp": "2021-11-30T15:17:09",
"content": "Had to laugh at this one… glad to see I’m not the only one who ignores those little voices in my head (“… you really don’t want to throw that password away, do you?”) because of the 99% that it doesn’t... | 1,760,372,869.150618 | ||
https://hackaday.com/2021/11/30/buy-a-piece-of-the-pi/ | Buy A Piece Of The Pi? | Jenny List | [
"Raspberry Pi"
] | [
"finance",
"raspberry pi",
"stock market"
] | The various companies and organisations that supply our community have achieved differing levels of success, with some staying as kitchen-table operations and others reaching the giddy heights of multinational commerce. Perhaps none has risen so far as Raspberry Pi though, as there are reports that the developer of sin... | 62 | 19 | [
{
"comment_id": "6402937",
"author": "JWhitten",
"timestamp": "2021-11-30T12:12:56",
"content": "They’ll raise the prices even higher (starting from the RPi Foundation itself) in order to eliminate the secondary scalper market.",
"parent_id": null,
"depth": 1,
"replies": []
},
{
... | 1,760,372,868.806702 | ||
https://hackaday.com/2021/11/29/wireless-leds-arent-really-magic/ | Wireless LEDs Aren’t Really Magic | Al Williams | [
"LED Hacks"
] | [
"led",
"wireless led"
] | [Atomic14] bought some wireless LEDs that receive power from a base station. They were very neatly packaged, but — we like it — he took one apart and
made his own versions
. They may not look as polished, but they work and they are undeniably cool.
The LEDs work by receiving power from an induction coil. Once you have ... | 18 | 9 | [
{
"comment_id": "6402656",
"author": "Piotrsko",
"timestamp": "2021-11-29T16:55:52",
"content": "Back in the day, there were AM band transmitters that were a couple thousand watts. KNX in Torrance CA comes to mind along with numerous tales of receiving the news on your showerhead. Should be enough ... | 1,760,372,868.854218 | ||
https://hackaday.com/2021/11/29/prusa-xl-goes-big-but-thats-only-half-the-story/ | Prusa XL Goes Big, But That’s Only Half The Story | Tom Nardi | [
"3d Printer hacks",
"Engineering",
"Featured",
"hardware",
"Slider"
] | [
"32-bit",
"CoreXY",
"heated bed",
"load cell",
"multi-material",
"prusa",
"Prusa XL",
"reprap"
] | For a few years now it’s been an open secret that Prusa Research was working on a larger printer named, imaginatively enough, the Prusa XL. Positioned at the opposite end of their product spectrum from the wildly popular Prusa Mini, this upper-tier machine would be for serious hobbyists or small companies that need to ... | 44 | 12 | [
{
"comment_id": "6402608",
"author": "lukeslabonline",
"timestamp": "2021-11-29T15:34:09",
"content": "I still don’t understand the advantages of the modular bed – “heating in an alternate pattern” is essentially the same thing as just PWM controlling the bed – just with more steps, and doesn’t save... | 1,760,372,869.073472 | ||
https://hackaday.com/2021/11/29/samsung-bricks-smart-tvs/ | Samsung Bricks Smart TVs | Chris Lott | [
"News"
] | [
"anti-theft",
"samsung",
"smart tv",
"TV Block"
] | Earlier this Fall, a
Samsung warehouse in South Africa was robbed
and the thieves got away with a quantity of smart televisions. Samsung proceeded to implement a little-known feature called “TV Block” which is installed on all of their TV products. The serial numbers of the stolen TV sets are flagged in their servers, ... | 247 | 50 | [
{
"comment_id": "6402522",
"author": "CryptoDoneRight",
"timestamp": "2021-11-29T12:04:29",
"content": "So if criminal hackers would get a hold of the kill-switches they could brick all globally (connected) TV of this company? RaaS (Ransomware as a Service) is becoming a new dystopian reality. Not t... | 1,760,372,869.897916 | ||
https://hackaday.com/2021/11/29/how-to-easily-set-up-secure-ota-firmware-updates-on-esp32/ | How To Easily Set Up Secure OTA Firmware Updates On ESP32 | Donald Papp | [
"how-to",
"Security Hacks"
] | [
"ESP32",
"firmware update",
"https",
"IoT",
"OTA",
"secure OTA",
"security",
"ssl"
] | After an electronic IoT device has been deployed into the world, it may be necessary to reprogram or update it. But if physical access to the device (or devices) is troublesome or no longer possible, that’s a problem.
OTA updates allow a device to download new firmware, install it, and reboot itself into the new versio... | 12 | 8 | [
{
"comment_id": "6402496",
"author": "g",
"timestamp": "2021-11-29T09:38:23",
"content": "> let us get the certificate from our web server.This is going to end well.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6402703",
"author": "Gravis",
... | 1,760,372,869.947445 | ||
https://hackaday.com/2021/11/28/z80-video-output-via-the-raspberry-pi-pico/ | Z80 Video Output Via The Raspberry Pi Pico | Lewin Day | [
"Misc Hacks"
] | [] | Building basic computers from the ground up is a popular pastime in the hacker community. [Kevin] is one such enthusiast, and decided to whip up a video interface
for his retro Z80 machine.
The output from [Kevin]’s build.
The computer in question is a RC2014 Classic ][,
a popular single-board 8-bit computer kit
. As s... | 27 | 7 | [
{
"comment_id": "6402489",
"author": "RÖB",
"timestamp": "2021-11-29T08:37:47",
"content": "First up! I love this RC2104 project. Something that grows out of strip (vero) board and becomes a kit is simplicity and easy understanding (education).I think I have seen a number of Video outputs for this R... | 1,760,372,870.01031 | ||
https://hackaday.com/2021/11/28/the-calculator-charm-calculatorium-leviosa/ | The Calculator Charm: Calculatorium Leviosa! | Orlando Hoilett | [
"Machine Learning"
] | [
"harry potter",
"linux",
"machine learning",
"magic",
"tensorflow",
"Tensorflow Lite",
"wand",
"Wingardium Leviosa"
] | Have you ever tried waving your hand around like a magic wand and summoning a calculator? We would guess not since you’d probably look a little silly doing so. That is unless you had
[Andrei’s] cool gesture-controlled calculator
. [Andrei] thought it would be helpful to use a calculator in his research lab without havi... | 5 | 2 | [
{
"comment_id": "6402492",
"author": "Retepv",
"timestamp": "2021-11-29T08:52:34",
"content": "I wonder if you could use this to guess the emotions an Italian tries to express with their hand gestures while telling a story. :D",
"parent_id": null,
"depth": 1,
"replies": [
{
... | 1,760,372,869.602489 | ||
https://hackaday.com/2021/11/28/automating-mobile-games-with-a-robot-arm/ | Automating Mobile Games With A Robot Arm | Lewin Day | [
"Games"
] | [
"my singing monsters",
"prize",
"robot",
"robot arm",
"robotic arm"
] | My Singing Monsters is one of those mobile titles that has users play simple games to earn coins and gems in the usual way. [Anykey] found that his son was a fan of the game, but that sometimes it felt a little rigged. Thus, rather than waste time playing themselves,
he set up a robot to do the job for them.
(Super-bor... | 16 | 4 | [
{
"comment_id": "6402439",
"author": "Doug Leppard",
"timestamp": "2021-11-29T00:16:07",
"content": "Sounds like the game is rigged.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6402460",
"author": "The Commenter Formerly Known As Ren",
"ti... | 1,760,372,869.652998 | ||
https://hackaday.com/2021/11/30/a-super-speedy-lightweight-lossless-compression-algorithm/ | A Super Speedy Lightweight Lossless Compression Algorithm | Dave Rowntree | [
"Software Hacks"
] | [
"image compression",
"lossless"
] | [Dominic Szablewski] was tinkering around with compressing RGB images, when he stumbled upon idea of how to make a simple lossless compression algorithm, resulting in
the Quite OK Image Format
, which seems to offer comparable file sizes to the PNG format but is so simple it runs up to 50 times faster for compression a... | 38 | 16 | [
{
"comment_id": "6402898",
"author": "MrSVCD",
"timestamp": "2021-11-30T09:15:07",
"content": "Neat!",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "6402911",
"author": "Erik Johnson",
"timestamp": "2021-11-30T10:11:30",
"content": "Skimming over th... | 1,760,372,870.231278 | ||
https://hackaday.com/2021/11/29/hpi95lx-puts-linux-in-your-palm/ | HPi95LX Puts Linux In Your Palm | Chris Lott | [
"handhelds hacks"
] | [
"HP95LX",
"linux",
"palmtop",
"Raspberry Pi Zero W"
] | A few decades ago, palmtop computers were mostly based on MS-DOS, and while many users tried to mimic the UNIX experience, the results were mixed. Fast forward to the present and business-card-sized Linux computers modules abound. Canadian tinkerer [Rune Kyndal] decided to
make his own Linux palmtop
by sacrificing an o... | 30 | 11 | [
{
"comment_id": "6402897",
"author": "Andy Pugh",
"timestamp": "2021-11-30T09:10:08",
"content": "Cute, but it might be worth pointing out that a Linux / Android palmtop is available off-the-shelf and in a case designed by the Psion organiser designer too, so it has a much nicer keyboard than the HP... | 1,760,372,870.296746 | ||
https://hackaday.com/2021/11/29/do-you-really-need-to-dry-filament/ | Do You Really Need To Dry Filament? | Dave Rowntree | [
"3d Printer hacks"
] | [
"3d printing",
"drying",
"stringing",
"test",
"water"
] | There’s a lot of opinions and theories around the storing and drying of 3D printing materials. Some people are absolutely convinced you
must
bake filament if it been stored outside an airtight bag, even for a few days. Some others have ‘never had a problem.’ So it’s about time someone in the know has done some testing ... | 49 | 17 | [
{
"comment_id": "6402823",
"author": "irox",
"timestamp": "2021-11-30T00:17:23",
"content": "On the other hand Nylon is nearly unprintable once wet. The hot end sounds like a little steam engine, and you can see pockets of vaporized water exploding, blasting a void in the molten plastic and deformi... | 1,760,372,870.091291 | ||
https://hackaday.com/2021/11/29/scrolling-name-badge-is-sure-to-break-the-ice/ | Scrolling Name Badge Is Sure To Break The Ice | Kristina Panos | [
"ATtiny Hacks",
"LED Hacks"
] | [
"attiny45",
"boost converter",
"led matrix",
"name badge"
] | Most makerspaces and hackerspaces have one night per week or month where the ‘space is open to the public in order to entice new people into joining up. Whereas most members just write their name in Sharpie on a piece of masking tape,
[Madison] wanted to do something extra
. And what better way to get people interested... | 2 | 2 | [
{
"comment_id": "6402776",
"author": "rtyur5t",
"timestamp": "2021-11-29T21:32:04",
"content": "nice for mycroft but You must add 2-3 mic",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "6402850",
"author": "Garth Bock",
"timestamp": "2021-11-30T02:37:58... | 1,760,372,870.124488 | ||
https://hackaday.com/2021/11/29/opencv-hack-chat/ | Spatial AI And CV Hack Chat | Dan Maloney | [
"Hackaday Columns"
] | [
"ai",
"camera",
"depth AI",
"Hack Chat",
"inference",
"machine vision",
"opencv",
"spatial"
] | Join us on Wednesday, December 1 at noon Pacific for the
Spatial AI and CV Hack Chat
with Erik Kokalj!
A lot of what we take for granted these days existed only in the realm of science fiction not all that long ago. And perhaps nowhere is this more true than in the field of machine vision. The little bounding box that ... | 0 | 0 | [] | 1,760,372,870.16269 | ||
https://hackaday.com/2021/11/29/detect-starlink-satellites-passing-by/ | Detect Starlink Satellites Passing By | Bryan Cockfield | [
"Radio Hacks"
] | [
"detection",
"power injector",
"radio",
"satellite",
"sdr",
"spectrum",
"Starlink"
] | The Starlink beta has semi-officially ended, but it seems as though the global chip shortage is still limiting how many satellites are flying around the world for broadband internet access for those that might not be served by traditional ISPs. Not every location around the world has coverage even if you can get signed... | 16 | 4 | [
{
"comment_id": "6402736",
"author": "BrightBlueJim",
"timestamp": "2021-11-29T19:50:35",
"content": "I don’t know what Starlink’s constellation looks like right now, so this is just conjecture.For any communications satellite constellation, for it to be useful before the constellation is complete, ... | 1,760,372,870.345574 | ||
https://hackaday.com/2021/11/29/but-think-of-the-world-wide-users/ | But Think Of The (World Wide) Users! | Al Williams | [
"Featured",
"Interest",
"Original Art",
"Rants"
] | [
"cambodia",
"facebook",
"i18n",
"keyboards"
] | History is full of stories about technology that makes sense to the designer but doesn’t really fit the needs of the users. Take cake mixes. In 1929, a man named Duff realized that he could capitalize on surplus flour and molasses and created a cake mix. You simply added water to the dry mix and baked it to create a de... | 47 | 12 | [
{
"comment_id": "6402691",
"author": "jpa",
"timestamp": "2021-11-29T18:11:07",
"content": "“It is always good advice to put yourself in the place of the user and try to understand what they would like, not what we think is the right answer.”Or just make it perfect for yourself. Thanks to internet, ... | 1,760,372,870.857255 | ||
https://hackaday.com/2021/11/28/generate-fully-parametric-3d-printable-speaker-enclosures/ | Generate Fully Parametric, 3D-Printable Speaker Enclosures | Donald Papp | [
"3d Printer hacks",
"Musical Hacks"
] | [
"3d printed",
"dayton audio",
"enclosure",
"fusion360",
"parametric",
"speaker",
"step"
] | Having the right speaker enclosure can make a big difference to sound quality, so it’s no surprise that customizable ones are a common project for those who treat sound seriously. In that vein,
[zx82net]’s Universal Speaker Box
aims to give one everything they need to craft the perfect enclosure.
The parts can be 3D-pr... | 9 | 3 | [
{
"comment_id": "6402442",
"author": "Andrew",
"timestamp": "2021-11-29T01:02:20",
"content": "Would be better in OpenSCAD, and I don’t see anything too complicated to replicate.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6402443",
"author": "the... | 1,760,372,870.704953 | ||
https://hackaday.com/2021/11/28/the-trials-and-tribulations-of-sla-printing-a-portable-wii-handheld/ | The Trials And Tribulations Of SLA Printing A Portable Wii Handheld | Lewin Day | [
"3d Printer hacks"
] | [
"form 3",
"form labs",
"form printer",
"resin printing",
"sla",
"sla printing"
] | The G-Boy kit revolutionized the subculture around building portable home consoles, allowing an entire Wii to be crammed into a form factor the size of a original Game Boy. [Chris Downing] is no stranger to the field, and sourced a G-Boy kit of his own to build it
to the best of his abilities
. (Video embedded after th... | 9 | 2 | [
{
"comment_id": "6402385",
"author": "Nerd",
"timestamp": "2021-11-28T18:43:48",
"content": "Honestly, I think that finish looks great. The way it looks was actually unintended? A real win, serendipitous indeed.",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": ... | 1,760,372,870.897717 | ||
https://hackaday.com/2021/11/28/scale-buildings-with-the-power-of-suction/ | Scale Buildings With The Power Of Suction | Chris Wilkinson | [
"Misc Hacks"
] | [
"acrylic",
"solenoid",
"vacuum",
"wall climbing"
] | Walls can’t hold [Elijah Cirioli]. The would-be superhero has been busy scaling the sides of buildings using his
self-contained vacuum climbers
. (Video embedded after the break.)
After being inspired by the
winning project of an Air Force design challenge
, our plain-clothed crusader got to work on a pair of prototype... | 30 | 19 | [
{
"comment_id": "6402354",
"author": "spiritplumber",
"timestamp": "2021-11-28T15:35:44",
"content": "https://en.wikipedia.org/wiki/Prowler_(Marvel_Comics)#Hobie_BrownLiterally superhero tier. Awesome.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6402663",... | 1,760,372,870.766514 | ||
https://hackaday.com/2021/11/28/its-nice-having-someone-to-talk-to/ | It’s Nice Having Someone To Talk To | Orlando Hoilett | [
"Robots Hacks"
] | [
"anime",
"artificial intelligence",
"emotion",
"quarantine",
"social robot"
] | We all get a bit lonely from time to time and talking to other humans can be a challenge. With social robots still finding their way these days, [Markus] decided to find a DIY solution he could make cheaply, resulting in the
“Conversation Face.”
The build is actually pretty simple, really. You have three different OLED... | 6 | 5 | [
{
"comment_id": "6402343",
"author": "Sweeney",
"timestamp": "2021-11-28T14:16:47",
"content": "The “3 screens as a face” thing has been done before. See:https://www.imdb.com/title/tt0115243/mediaviewer/rm909100032/",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_i... | 1,760,372,870.977571 | ||
https://hackaday.com/2021/11/28/this-raspberry-pi-mini-itx-board-has-tons-of-io/ | This Raspberry Pi Mini ITX Board Has Tons Of IO | Lewin Day | [
"News"
] | [
"compute module",
"compute module 4",
"raspberry pi"
] | The Raspberry Pi now comes in a wide variety of versions. There are tiny little Zeros, and of course the mainstream-sized boards. Then, there’s the latest greatest Compute Module 4, ready to slot on to a carrier board to break out all its IO. The Seaberry is one such design, as demonstrated by [Jeff Geerling], giving t... | 27 | 4 | [
{
"comment_id": "6402304",
"author": "MrSVCD",
"timestamp": "2021-11-28T09:08:43",
"content": "Here is a link to the producthttps://www.tindie.com/products/alftel/seaberry-pi-cm4-carrier-board/",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "8082622",
... | 1,760,372,871.036001 | ||
https://hackaday.com/2021/11/27/replacement-motherboard-brings-new-lease-of-life-to-classic-thinkpads/ | Replacement Motherboard Brings New Lease Of Life To Classic Thinkpads | Robin Kearey | [
"laptops hacks"
] | [
"motherboard",
"t60",
"t61",
"thinkpad"
] | “They don’t make them like they used to.” It might be a cliché, it might not even be entirely true, but there’s something special about owning a piece of hardware that was built to a much higher standard than most of its contemporaries, whether it’s that bulletproof Benz from 1992 or that odd fridge from 1987 that just... | 66 | 21 | [
{
"comment_id": "6402288",
"author": "SwAkE",
"timestamp": "2021-11-28T07:30:05",
"content": "Hi There, a letter escaped, please adapt ‘ne plus ultra’ to ‘nec plus ultra’ if you meant to use French and I believe the one that is used most often or to ‘non plus ultra’ if Latin is your preference.",
... | 1,760,372,871.236813 | ||
https://hackaday.com/2021/11/27/another-way-to-recycle-those-empty-beverage-cans/ | Another Way To Recycle Those Empty Beverage Cans | Orlando Hoilett | [
"Beer Hacks"
] | [
"beer",
"freeform",
"recycle",
"repurpose",
"reuse",
"upcycle"
] | Do you ever sit around thinking of ways to repurpose things in your house? Well [BevCanTech] found a way to
recycle some of his empty beverage cans by turning them into homemade wire
.
The premise is simple. He cut 2 mm thick strips of wire from the beverage can along its circumference, creating a thin, long “wire” spo... | 14 | 7 | [
{
"comment_id": "6402260",
"author": "squirrel",
"timestamp": "2021-11-28T03:23:33",
"content": "https://www.wirechiefelectric.com/aluminum-wiring-in-homes-answers-to-common-questionsI know it’s low voltage, but just gonna leave this here.",
"parent_id": null,
"depth": 1,
"replies": [
... | 1,760,372,871.139118 | ||
https://hackaday.com/2021/11/25/n-gage-controller-uses-all-the-buttons/ | N-Gage Controller Uses All The Buttons | Bryan Cockfield | [
"Games"
] | [
"arcade",
"buttons",
"controller",
"emulator",
"gaming",
"Joystick",
"keyboard",
"N-Gage"
] | If there’s anything you can guarantee about a video game system, it’s that in 20 years after one suffers a commercial failure there will be a tiny yet rabid group of enthusiasts obsessed with that system. It’s true for the Virtual Boy, the Atari Jaguar, and of course, the Nokia N-Gage. For those not familiar, this was ... | 6 | 4 | [
{
"comment_id": "6401795",
"author": "Lvaneede (@adeeelnv)",
"timestamp": "2021-11-25T12:43:50",
"content": "Thanks for featuring my controller and video. As a small creator, its great to have some exposure",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6401... | 1,760,372,870.940374 | ||
https://hackaday.com/2021/11/25/find-your-way-in-the-starry-skies-with-dobsoniandsc/ | Find Your Way In The Starry Skies With DobsonianDSC | Maya Posch | [
"Lifehacks",
"Space"
] | [
"digital setting circles",
"diy"
] | An obvious problem with the use of a telescope is getting the former to point at the proper part of the sky which you intend to observe, or vice versa when you spot something interesting and wish to record the exact location. While all of this can be done manually with some trouble, there’s a lot to be said for automat... | 13 | 3 | [
{
"comment_id": "6401835",
"author": "squirrel",
"timestamp": "2021-11-25T17:51:39",
"content": "> While all of this can be done manually with some trouble,uhh, what? If you know what you’re doing a printed setting circle and an angle finder is all you need.",
"parent_id": null,
"depth": 1,
... | 1,760,372,871.085765 | ||
https://hackaday.com/2021/11/24/picomite-gives-your-pico-a-basic-with-all-the-features/ | PicoMite Gives Your Pico A Deluxe BASIC | Elliot Williams | [
"Retrocomputing"
] | [
"basic",
"Raspberry Pi Pico"
] | What makes developing a microcontroller project quick and easy? Tops on our list are an interactive shell and comprehensive libraries that handle all the low-level peripheral stuff. You think we’re talking MicroPython? Not today!
MMBasic has just been ported to the Raspberry Pi Pico
dev board, and it has
all
the batter... | 57 | 16 | [
{
"comment_id": "6401764",
"author": "bastetfurry",
"timestamp": "2021-11-25T08:42:09",
"content": "Hmm, no video out yet?",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6401834",
"author": "The Commenter Formerly Known As Ren",
"timestamp": ... | 1,760,372,871.470501 | ||
https://hackaday.com/2021/11/24/build-your-own-hp41c/ | Build Your Own HP41C | Al Williams | [
"Retrocomputing"
] | [
"calculator",
"hp41c",
"retrocomputing"
] | There was a time when engineers carried slide rules. Then there was a time when we all carried calculators. Sure, calculators are still around, but you are more likely to use your phone. If you really need serious number crunching, you’ll turn to a full computer. But there was that awkward time when calculators were ve... | 42 | 13 | [
{
"comment_id": "6401705",
"author": "Mike Massen, Perth, Western Australia",
"timestamp": "2021-11-25T03:14:06",
"content": "Ah the good old days, that was a great calculator back in early 1980’s was so impressed with it when studying electrons part time at Western Australian Institute of Technolog... | 1,760,372,871.734734 | ||
https://hackaday.com/2021/11/24/bluetooth-record-player-puts-a-new-spin-on-vinyl/ | Bluetooth Record Player Puts A New Spin On Vinyl | Kristina Panos | [
"Arduino Hacks",
"Musical Hacks"
] | [
"arduino",
"arduino nano",
"bluetooth",
"h-bridge motor controller",
"portable",
"record player",
"vinyl"
] | You know, we were just discussing weird and/or obsolete audio formats in the writers’ dungeon the other day. (By the way, have you ever bought anything on DAT or MiniDisc?) While vinyl is hardly weird or (nowadays) obsolete, the fact that
this Bluetooth record player by [JGJMatt] is so modern makes it all the more fant... | 73 | 26 | [
{
"comment_id": "6401672",
"author": "Adjustinthings",
"timestamp": "2021-11-25T00:04:27",
"content": "WOW! K, now do a CD player the same way :)",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6401777",
"author": "Lukino",
"timestamp": "2021-... | 1,760,372,871.997109 | ||
https://hackaday.com/2021/11/24/science-vs-internet-trolls-testing-another-kind-of-file-system/ | Science Vs Internet Trolls: Testing Another Kind Of File System | Dan Maloney | [
"Tool Hacks"
] | [
"cutting",
"file",
"Machine tool",
"metalwork",
"Pneumatics",
"Shaper",
"tool"
] | No matter what you do or say on the Internet, you’re always doing it wrong. Keyboard commandos are ready to pounce and tell you how it’s “ackchyually” supposed to be done. And so it was of little surprise when [Jason] of Fireball Tools was taken to task by the armchair millwright for his supposedly deficient method of ... | 39 | 14 | [
{
"comment_id": "6401631",
"author": "YGDES",
"timestamp": "2021-11-24T21:30:47",
"content": "So how did he call his file system ?…Oh wait.",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "6401635",
"author": "Heath",
"timestamp": "2021-11-24T21:50:53",
... | 1,760,372,871.558687 | ||
https://hackaday.com/2021/11/24/oscilloscope-probes-itself-to-add-video/ | Oscilloscope Probes Itself To Add Video | Robin Kearey | [
"Tool Hacks",
"Video Hacks"
] | [
"oscilloscope",
"Rigol 1054Z",
"USB Video Capture"
] | Modern oscilloscopes are often loaded with features, but every now and then you run into a feature that seems easy to implement yet isn’t available. [kgsws] wanted to use his Rigol DS1074 to show live measurements in his YouTube videos, but found out that this scope doesn’t support video output. Not to be deterred, [kg... | 13 | 7 | [
{
"comment_id": "6401594",
"author": "SteveS",
"timestamp": "2021-11-24T19:38:21",
"content": "I always laugh whenever I look at the back of an oscilloscope and see the label “No user serviceable parts inside”",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6... | 1,760,372,872.162099 | ||
https://hackaday.com/2021/11/27/magnus-effect-propels-this-flettner-rotor-boat/ | Magnus Effect Propels This Flettner Rotor Boat | Lewin Day | [
"Misc Hacks"
] | [
"flettner rotor",
"magnus",
"Magnus effect"
] | The Magnus effect is a interesting and useful phenomena. [James Whomsley] from [Project Air] decided to put it to work on a small radio-controlled boat,
successfully harnessing the effect.
(Video, embedded after the break.)
The Magnus effect is an interesting thing, where fluid flowing over a rotating object generates ... | 13 | 8 | [
{
"comment_id": "6402246",
"author": "bona",
"timestamp": "2021-11-28T01:22:51",
"content": "hey, if it was upside down would it still work?",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6402430",
"author": "Hirudinea",
"timestamp": "2021-11... | 1,760,372,872.420713 | ||
https://hackaday.com/2021/11/27/want-octoprint-but-lack-a-raspberry-pi-use-an-old-android-phone/ | Want Octoprint But Lack A Raspberry Pi? Use An Old Android Phone | Donald Papp | [
"3d Printer hacks"
] | [
"3d printer",
"android",
"octo4a",
"Octoprint"
] | 3D printers and Octoprint have a long history together, and pre-built images for the Raspberry Pi make getting up and running pretty easy. But there’s also another easy way to get in on the Octoprint action, and that’s to
run it on an Android phone with the octo4a project
.
A modern smartphone has a lot of useful featu... | 21 | 11 | [
{
"comment_id": "6402233",
"author": "ncrmnt",
"timestamp": "2021-11-27T22:14:39",
"content": "It’s so good, that github went down due to HackADay effect ;)",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6402306",
"author": "zoobab",
"timesta... | 1,760,372,872.048735 | ||
https://hackaday.com/2021/11/27/ham-radio-gets-brain-transplant/ | Ham Radio Gets Brain Transplant | Al Williams | [
"Arduino Hacks",
"Radio Hacks"
] | [
"arduino",
"ham radio",
"icom"
] | Old radios didn’t have much in the way of smarts. But as digital synthesis became more common, radios often had as much digital electronics in them as RF circuits. The problem is that digital electronics get better and better every year, so what looked like high-tech one year is quaint the next. [IMSAI Guy] had an Icom... | 7 | 6 | [
{
"comment_id": "6402193",
"author": "Joel",
"timestamp": "2021-11-27T18:09:45",
"content": "I have been watching this video process, it’s quite interesting.",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "6402212",
"author": "Ross Grindrod",
"timestamp... | 1,760,372,872.373617 | ||
https://hackaday.com/2021/11/27/perovskites-understood/ | Perovskites Understood | Al Williams | [
"Science",
"Solar Hacks"
] | [
"perovskites",
"Solar Cells",
"solar energy"
] | The usual solar cell is made of silicon. The better cells use the crystalline form of the element, but there are other methods to obtain electric energy from the sun using silicon. Forming silicon crystals, though, can be expensive so there is always interest in different solar technologies. Perovskite is one of the le... | 9 | 4 | [
{
"comment_id": "6402178",
"author": "The Commenter Formerly Known As Ren",
"timestamp": "2021-11-27T16:30:42",
"content": "Interesting!I would like to see comparisons (when they become available) of the lifetime energy (cradle to grave) of perovskites v. silicon solar cells.",
"parent_id": null... | 1,760,372,871.778522 | ||
https://hackaday.com/2021/11/27/indoor-blimp-sails-through-the-air-using-ultrasonic-transducers/ | Indoor Blimp Sails Through The Air Using Ultrasonic Transducers | Dave Rowntree | [
"drone hacks"
] | [
"3d printed",
"blimp",
"helium",
"ultrasonic transducer"
] | Quadcopter type drones
can
be flown indoors, but unless you have a lot of space, it usually just ends in a crash. The prospect of being hit in the face by the propellor blades, spinning at 10k RPM doesn’t bear thinking about, and then there’s the noise. So, as a solution for indoor photography, or operating in public s... | 25 | 8 | [
{
"comment_id": "6402154",
"author": "Jan-Maarten",
"timestamp": "2021-11-27T12:23:54",
"content": "I scavenged ultrasonic transducers from dollar-store air humidifiers (I needed to mimic human breathing cycles for a medical project)",
"parent_id": null,
"depth": 1,
"replies": []
},
... | 1,760,372,872.109823 | ||
https://hackaday.com/2021/11/27/piglass-v2-embraces-the-new-raspberry-pi-zero-2/ | PiGlass V2 Embraces The New Raspberry Pi Zero 2 | Tom Nardi | [
"Raspberry Pi",
"Wearable Hacks"
] | [
"Pi Zero 2",
"Raspberry Pi Zero 2 W",
"wearable"
] | Well, that certainly didn’t take long. It’s been just about a month since the Raspberry Pi Zero 2 hit the market, and we’re already seeing folks revisit old projects to reap the benefits of the drop-in upgrade that provides five times the computational power in the same form factor.
Take for example the
PiGlass v2 that... | 4 | 3 | [
{
"comment_id": "6402176",
"author": "FinniusDeLaBoomBoom",
"timestamp": "2021-11-27T16:17:21",
"content": "I love the Vufine and it’s HDMI input. Are there other headmounted displays like it that aren’t trying to do too much and can get out of the way of other modules?",
"parent_id": null,
... | 1,760,372,872.210179 | ||
https://hackaday.com/2021/11/26/spiral-music-visualization/ | Spiral Music Visualization | Mike Szczys | [
"Musical Hacks"
] | [
"audio visualizer",
"midi",
"python",
"Teensy"
] | Displaying notes live as they are being played can be a really powerful learning tool, but it’s usually used to learn how to play a specific instrument. This take on the topic is actually a neat way to learn more about music theory — how pitches work together to build the sounds that we hear. The visual tack chosen
arr... | 6 | 3 | [
{
"comment_id": "6402139",
"author": "Juris \"ThunderOwl\" Perkons",
"timestamp": "2021-11-27T07:28:23",
"content": "Very nice! Anyone maybe knows a project that would do the same, but real-time FFT / FHT per notes? Think “Color Organ” (Spectrum Analyzer), but narrow-banded, per note frequency, and ... | 1,760,372,872.255244 | ||
https://hackaday.com/2021/11/26/finally-tame-the-si5351/ | Finally, Tame The Si5351! | Jenny List | [
"Software Development"
] | [
"clock generator",
"PLL",
"SI5351"
] | The Si5351 is an extremely useful device, containing multiple clock generators with many versatile programming options that go well beyond its original purpose of providing a clock for digital circuitry. It has in particular found a spot in RF projects, where it provides a cheap and effective stand-in for a variable fr... | 12 | 5 | [
{
"comment_id": "6402122",
"author": "true",
"timestamp": "2021-11-27T03:14:11",
"content": "Library looks very simple. Similar usage to built in peripherals on ST libraries.The i2c portion is not as abstracted as the README or this writeup would have you believe but it shouldn’t be hard to break th... | 1,760,372,872.315688 | ||
https://hackaday.com/2021/11/26/analyzing-starlink-satellite-downlink-communications-with-software-defined-radio/ | Analyzing Starlink Satellite Downlink Communications With Software Defined Radio | Maya Posch | [
"Radio Hacks",
"Space"
] | [
"sdr",
"Starlink"
] | Often, mere curiosity is sufficient to do something. This is also the case with people trying to analyze the communication setup and protocol which SpaceX is using with their Ku-band based Starlink satellites. One of these fine folk is [Christian Hahn], who has recently
posted some early findings
to
r/StarlinkEngineer... | 23 | 6 | [
{
"comment_id": "6402093",
"author": "Ostracus",
"timestamp": "2021-11-27T00:23:22",
"content": "Any security or can anyone listen in on the subscribers?",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6402185",
"author": "Gravis",
"timestamp"... | 1,760,372,872.657165 | ||
https://hackaday.com/2021/11/26/impressive-off-grid-hydroelectric-plant-showcases-the-hacker-spirit/ | Impressive Off-Grid Hydroelectric Plant Showcases The Hacker Spirit | Ryan Flowers | [
"green hacks",
"home hacks"
] | [
"3d printing",
"arduino",
"diy power",
"hydroelectric",
"hydroelectric plant",
"IoT",
"off grid",
"off grid hacks",
"pelton wheel",
"renewable energy"
] | We all know the story arc that so many projects take: Build. Fail. Improve. Fail. Repair. Improve. Fail. Rebuild. Success… Tweak! [Kris Harbour] is no stranger to the process, as his
impressive YouTube channel
testifies.
An IOT charge controller makes power management easier.
Among all of [Kris’] off-grid DIY adventure... | 11 | 7 | [
{
"comment_id": "6402144",
"author": "Dave",
"timestamp": "2021-11-27T09:15:22",
"content": "Excellent! I’ll be spending some time on this series!",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "6402147",
"author": "sdfdrfdrf",
"timestamp": "2021-11-27... | 1,760,372,872.603502 | ||
https://hackaday.com/2021/11/26/the-unofficial-guide-to-avoiding-electrocution/ | The Unofficial Guide To (Avoiding) Electrocution | Ryan Flowers | [
"hardware"
] | [
"bigclive",
"confined spaces",
"electric shock",
"electrocution",
"safety"
] | If you’re reading this sentence, there’s a pretty good chance that you interact with electricity more than just as an end-user. You’re a hacker. You aren’t afraid of a few volts, and your projects may involve both DC and AC voltage. Depending on what you’re working on, you might even be dealing with several
thousand
vo... | 38 | 18 | [
{
"comment_id": "6402037",
"author": "diane",
"timestamp": "2021-11-26T18:18:46",
"content": "I once discharged a fully charged 8uF 15,000V capacitor into my hands. It was a loud explosion and my vision returned a few minutes later, dripping with sweat, quite sore, and still standing. It was from a ... | 1,760,372,872.728264 | ||
https://hackaday.com/2021/11/26/hackaday-podcast-ep-146-dueling-trackballs-next-level-beam-robot-take-control-of-your-bench-and-green-programming/ | Hackaday Podcast 146: Dueling Trackballs, Next Level BEAM Robot, Take Control Of Your Bench, And Green Programming | Elliot Williams | [
"Hackaday Columns",
"Podcasts",
"Slider"
] | [
"android",
"battery",
"beam",
"beambots",
"does it run doom",
"doom",
"Hackaday Podcast",
"mouse",
"pdp-11",
"privacy",
"programming",
"scpi",
"trackball"
] | Postpone your holiday shopping and spend some quality time with editors Mike Szczys and Elliot Williams as they sift through the week in Hackaday. Which programming language is the greenest? How many trackballs can a mouse possibly have? And can a Bluetooth dongle run DOOM? Join us to find out!
Take a look at the links... | 3 | 2 | [
{
"comment_id": "6402192",
"author": "calculus",
"timestamp": "2021-11-27T18:08:17",
"content": "This article is not under the Podcast category like the other weekly podcasts have been.I have the Podcast category as a bookmark and was disappointed when I didn’t see a new one but realized maybe you s... | 1,760,372,872.885838 | ||
https://hackaday.com/2021/11/26/vision-impaired-electronics-engineer-shows-the-way-to-get-things-done/ | Vision Impaired Electronics Engineer Shows The Way To Get Things Done | Ryan Flowers | [
"classic hacks",
"Lifehacks"
] | [
"blind",
"blindness",
"true hacker",
"vision impaired"
] | A funny thing happens as the average electronics hobbyist gets older: Their eyes- well they just don’t work the same as they used to. But what if your life started out with compromised vision? In this
epic forum post
(Google translated from Polish to English), we meet nearly blind hacker [Urgon]. He goes into great det... | 18 | 10 | [
{
"comment_id": "6402004",
"author": "Viktor",
"timestamp": "2021-11-26T15:09:37",
"content": "Respect!",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "6402006",
"author": "Canuckfire",
"timestamp": "2021-11-26T15:19:30",
"content": "Man, this guy i... | 1,760,372,872.848605 | ||
https://hackaday.com/2021/11/26/a-rotary-phone-as-a-computer-peripheral/ | A Rotary Phone As A Computer Peripheral | Jenny List | [
"classic hacks"
] | [
"analog phone",
"dial phone",
"phone"
] | It’s an age-old conundrum for anyone working with retro hardware: preserve its original condition or not? The answer depends so often on a complex mix of how rare, obsolete or unusable the device is in its original form , and what the intended use for the device will be. For [Typhon Mind] who needed a novelty method of... | 5 | 4 | [
{
"comment_id": "6401977",
"author": "Joshua",
"timestamp": "2021-11-26T12:23:09",
"content": "Excellent! The ancient Brirish EDSAC computer used a rotary dial, too, I remember. But not in this way. Rather like a controller or miniature keyboard.I like this approach shown, because it uses the whole ... | 1,760,372,872.792846 |
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