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https://hackaday.com/2018/01/26/slimline-proximity-fob-makes-life-easier/ | Slimline Proximity Fob Makes Life Easier | Lewin Day | [
"car hacks"
] | [
"car",
"keyfob",
"prius",
"proximity key"
] | Modern cars these days tend to come with proximity keys, which allow the driver to unlock and start the vehicle without having to remove the key from one’s pocket. While this is a great usability upgrade, for some reason key fobs continue to be bulky plastic monstrosities that when stuffed into a pocket can easily ruin... | 43 | 12 | [
{
"comment_id": "4330238",
"author": "Remcoder",
"timestamp": "2018-01-26T12:14:51",
"content": "Or, you know, go for Renault which has been using key fobs the size of a few stacked credit cards for ages…Fits easily in your pocket without being noticeable, or even some wallets.",
"parent_id": nu... | 1,760,374,506.778209 | ||
https://hackaday.com/2018/01/28/arcade-style-computer-hotkeys/ | Arcade Style Computer Hotkeys | Tom Nardi | [
"hardware",
"Microcontrollers",
"Peripherals Hacks"
] | [
"acrylic",
"Adafruit trinket",
"Arcade buttons",
"input device",
"usb hid"
] | Prolific maker [Sean Hodgins] has taken the wraps off of his latest one-day build, and as usual, it takes the kind of spare parts most people reading Hackaday will have in their parts bins and turns it into something fun and useful. This time around, he takes a bunch of spare arcade-style buttons he had from a previous... | 9 | 7 | [
{
"comment_id": "4332032",
"author": "Tomo",
"timestamp": "2018-01-28T18:10:16",
"content": "Ahem….. Backlights?",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "4332051",
"author": "Davegsc",
"timestamp": "2018-01-28T19:00:58",
"content": "Sweet!",
... | 1,760,374,506.175719 | ||
https://hackaday.com/2018/01/28/the-tiniest-working-68k-system/ | The Tiniest Working 68K System | Jenny List | [
"classic hacks"
] | [
"68000",
"68328",
"Dragonball",
"motorola",
"Motorola 68000"
] | 68000 microprocessors appeared in the earliest Apple Macintoshes, the Commodore Amiga and Atari ST, and the Sega Genesis/Mega Drive among other familiar systems. If you were alive during the 16-bit era, there is a good chance that you will have owned a Motorola 68000 or one of its derivatives in a computer or game cons... | 35 | 9 | [
{
"comment_id": "4331956",
"author": "tz",
"timestamp": "2018-01-28T15:07:02",
"content": "This is the chip the Palm pilot used.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "4331982",
"author": "drwho8 (@drwho8)",
"timestamp": "2018-01-28T1... | 1,760,374,506.697013 | ||
https://hackaday.com/2018/01/28/biologic-additive-may-lead-to-self-healing-concrete/ | Biologic Additive May Lead To Self-Healing Concrete | Al Williams | [
"chemistry hacks",
"green hacks",
"News"
] | [
"concrete",
"fungus"
] | If you get a cut or break a bone, your body heals itself. This everyday miracle is what inspired [Congrui Jin] to try to find a way to make concrete self-healing. The answer she and her colleagues are working on might surprise you. They are
adding fungus to concrete to enable self-repair
.
It isn’t just any fungus. The... | 33 | 9 | [
{
"comment_id": "4331893",
"author": "Cluso99",
"timestamp": "2018-01-28T12:31:01",
"content": "Another biohazard waiting in the wings.Reminds me of the cane beetle introduced into Australian cane farms. Then they brought in the cane toad to kill the cane beetles that got out of control. The cane to... | 1,760,374,506.501706 | ||
https://hackaday.com/2018/01/28/optical-tach-addresses-the-need-for-spindle-speed-control/ | Optical Tach Addresses The Need For Spindle Speed Control | Dan Maloney | [
"cnc hacks",
"Tool Hacks"
] | [
"arduino",
"cnc",
"nano",
"photodiode",
"router",
"rpm",
"sensor",
"speed",
"spindle"
] | With CNC machines, getting the best results depends on knowing how fast your tool is moving relative to the workpiece. But entry-level CNC routers don’t often include a spindle tachometer, forcing the operator to basically guess at the speed. This
DIY optical spindle tach
aims to fix that, and has a few nice constructi... | 8 | 5 | [
{
"comment_id": "4331794",
"author": "Milosh",
"timestamp": "2018-01-28T09:46:43",
"content": "He also could have taken a relatively cheap Chinese tachometer and disassembled it, put the diode on a pair of long wires, the display in a preferred spot, and hidden away the rest of the electronics.",
... | 1,760,374,506.936684 | ||
https://hackaday.com/2018/01/27/alexa-controls-this-projector-thanks-to-esp8266/ | Alexa Controls This Projector Thanks To ESP8266 | James Hobson | [
"home entertainment hacks",
"home hacks"
] | [
"alexa",
"amazon",
"ESP8266",
"github",
"projector",
"voice",
"WeMo"
] | [jfessard] doesn’t have extra-sensory perception, but does have an ESP8266. The little board seems to pop up in every hack these days. Inspired by not wanting to get up from the bean-bag chair or leave the electronics-housing cabinet wide open to use an HDMI switcher, [jfessard] hacked together an
Alexa-compatible proj... | 7 | 4 | [
{
"comment_id": "4331862",
"author": "ian",
"timestamp": "2018-01-28T11:45:30",
"content": "even without the wifi the 8266 is a great processor – many many time faster than an ardunio, with so much memory (relatively) it is easy to do complex things.. In fact, I think about 80% of my projects with t... | 1,760,374,506.823939 | ||
https://hackaday.com/2018/01/27/a-talking-clock-for-the-21st-century/ | A Talking Clock For The 21st Century | Jenny List | [
"clock hacks",
"gps hacks"
] | [
"clock",
"gps",
"GPS clock",
"speaking clock",
"talking clock"
] | The Talking Clock service is disappearing, and it’s quite possible that few of you will be aware of its passing. One of the staples of twentieth-century technology, the Talking Clock service was the only universally consumer-available source of accurate time information away from hourly radio time signals in the days b... | 24 | 11 | [
{
"comment_id": "4331731",
"author": "Ostracus",
"timestamp": "2018-01-28T05:30:52",
"content": "“The Talking Clock service is disappearing, and it’s quite possible that few of you will be aware of its passing. ”I’m sure some here remember the passing of the telegraph. :-D",
"parent_id": null,
... | 1,760,374,506.886794 | ||
https://hackaday.com/2018/01/27/make-your-own-current-clamp-probe/ | Make Your Own Current Clamp Probe | Al Williams | [
"Tool Hacks"
] | [
"current clamp",
"current probe",
"hall effect",
"oscilloscope current probe",
"oscilloscope probe"
] | If you want to measure AC or DC current with an oscilloscope, a current clamp is a great way to do it. The clamp surrounds the wire, so you don’t need to break the connection to take your measurements. These used to be expensive, although we’ve seen some under $100, if you shop. We don’t know if it was cost or principl... | 12 | 9 | [
{
"comment_id": "4331682",
"author": "Luke Weston",
"timestamp": "2018-01-28T03:19:10",
"content": "Published in Silicon Chip September 2003, it’s hardly an original invention.http://tronixstuff.com/2011/04/12/kit-review-current-clamp-meter-adaptor/http://archive.siliconchip.com.au/cms/A_30669/artic... | 1,760,374,506.092087 | ||
https://hackaday.com/2018/01/27/iot-doorman-eye-controlled-door-for-a-girl-with-cerebral-palsy/ | IoT Doorman: Eye-Controlled Door For A Girl With Cerebral Palsy | James Hobson | [
"home hacks",
"Medical Hacks",
"Transportation Hacks"
] | [
"adafruit",
"assistive technology",
"cerebral palsy",
"eye tracking",
"PRC Device",
"tablet",
"voice command"
] | Kyleigh has an eye-controlled computer on her wheelchair but something as simple as her bedroom door was still beyond her reach… until now! [Bill Binko], recently filmed a demo of an
automatic, IoT door opener
built for the young girl with cerebral palsy. [Bill] is a co-founder of ATMakers, an organization that enables... | 11 | 10 | [
{
"comment_id": "4331525",
"author": "neotechni",
"timestamp": "2018-01-27T21:29:43",
"content": "My wife has mild cerebral palsy, so I really appreciate advancements in assistive technology.",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "4331529",
"author... | 1,760,374,506.431552 | ||
https://hackaday.com/2018/01/27/3d-print-the-blasphemous-helicopter-part-known-as-a-jesus-nut/ | 3D Print The Blasphemous Helicopter Part Known As A Jesus Nut | Lewin Day | [
"3d Printer hacks",
"contests",
"Repair Hacks"
] | [
"3d printer",
"helicopter",
"jesus nut",
"repair",
"Repairs You Can Print"
] | Today, when we say “Jesus nut”, we’re not referring to the people who spend their days proselytizing down at the mall. The term, likely spawned in the Vietnam war, refers to the main nut holding the rotors on to the mast of a helicopter which is in the shape of the Christian cross. If the “Jesus nut” was to fail, the r... | 17 | 9 | [
{
"comment_id": "4331479",
"author": "GT",
"timestamp": "2018-01-27T19:48:10",
"content": "The term “Jesus nut”, and the similar “Jesus pins” that hold a hot air balloon basket to the balloon envelope also stems from the pilots using the phrase that the nut/pin/whatever and Jesus are the only things... | 1,760,374,506.384919 | ||
https://hackaday.com/2018/01/27/play-a-few-games-of-smash-brothers-on-the-go-with-a-portable-wii/ | Play A Few Games Of Smash Brothers On The Go With A Portable Wii | James Hobson | [
"handhelds hacks",
"hardware",
"Slider"
] | [
"bluetooth",
"console",
"gamecube",
"infrared",
"portable",
"video game",
"wii"
] | How would you approach a build that required you to hack apart a perfectly good console motherboard? With aplomb and a strong finish. [jefflongo] from [BitBuilt.net] — a forum dedicated to making consoles portable — has finished just such a task, unveiling his version of a
portable Wii
to the world.
While this bears th... | 10 | 7 | [
{
"comment_id": "4331331",
"author": "cdilla",
"timestamp": "2018-01-27T15:31:32",
"content": "Not bad at all, very nice finish. Playing on the PC is just not the same and faffing with all the wii stuff is a pain.Great to see the game he chose to demo the build with is the one I still spend more hou... | 1,760,374,506.989953 | ||
https://hackaday.com/2018/01/27/disco-bulb-keeps-the-party-spinning/ | Disco Bulb Keeps The Party Spinning | Kristina Panos | [
"how-to",
"LED Hacks"
] | [
"beech",
"disco ball",
"incandescent",
"mirror ball",
"Ship in a Bottle"
] | Even if you don’t like disco, you might like the slick moves that went into this project. [W&M]
built a miniature motorized mirror ball inside of a standard incandescent light bulb
, and the results are something to dance about.
Short of blowing a glass bulb, building a motor, and growing the wood, this is about as scr... | 12 | 8 | [
{
"comment_id": "4331195",
"author": "Bob",
"timestamp": "2018-01-27T12:34:50",
"content": "It is cool but I think it would be better to call it incandescent shaped.",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "4331200",
"author": "macona",
"timestam... | 1,760,374,507.038894 | ||
https://hackaday.com/2018/01/27/arrows-30-fpga-board-reviewed/ | Arrow’s $30 FPGA Board Reviewed | Al Williams | [
"FPGA"
] | [
"Altera",
"arrow",
"fpga",
"max10",
"max1000"
] | We like cheap FPGA boards. It isn’t just that we’re cheap — although that’s probably true, too — but cheap boards are a good way to get people started on FPGAs and we think more people should be using FPGAs more often. One inexpensive board is the Max-1000 from Trenz and Arrow. At $29, it is practically an impulse buy.... | 57 | 19 | [
{
"comment_id": "4331092",
"author": "darkspr1te",
"timestamp": "2018-01-27T09:07:31",
"content": "Ah, FTDI chips, once the masters of serial ,but ever since the clone wars,sigh, they have now taken a arrow board to the knee.",
"parent_id": null,
"depth": 1,
"replies": [
{
... | 1,760,374,507.153741 | ||
https://hackaday.com/2018/01/26/amazing-mechanical-linkages-and-the-software-to-design-them/ | Amazing Mechanical Linkages And The Software To Design Them | Elliot Williams | [
"classic hacks",
"Software Hacks",
"Toy Hacks"
] | [
"animation",
"animatronic",
"art",
"four bar linkage",
"linkage",
"mechanical engineering",
"sculpture",
"simulation"
] | Most of us are more bits-and-bytes than nuts-and-bolts, but we have the deepest appreciation for the combination of the two. So, apparently, does [rectorsquid]. Check out the design and
flow
of his
rolling ball sculpture
(YouTube, embedded below) to see what we mean. See how the arms hesitate just a bit as the ball is ... | 54 | 21 | [
{
"comment_id": "4331049",
"author": "RÖB",
"timestamp": "2018-01-27T07:00:04",
"content": "I wounder if this would be useful for kinematics.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "4331188",
"author": "Dax",
"timestamp": "2018-01-27T1... | 1,760,374,507.310187 | ||
https://hackaday.com/2018/01/26/repairing-a-sunburned-game-boy-screen/ | Repairing A Sunburned Game Boy Screen | Adam Fabio | [
"classic hacks",
"handhelds hacks",
"Nintendo Game Boy Hacks"
] | [
"burn",
"game boy",
"gameboy",
"lcd",
"Liquid crystal display",
"nintendo",
"repair"
] | The original Game Boy is a classic. Sure, it had no backlight, but there is something special about playing on that classic green screen. Unfortunately, some of these older systems are suffering a terrible fate — screen burn. Game Boy’s played best with lots of light — especially out in the sun. But that same sun did t... | 23 | 11 | [
{
"comment_id": "4330989",
"author": "Allan H",
"timestamp": "2018-01-27T03:45:04",
"content": "I suspect this person was lucky in that only the polarizer was damaged, rather than the LCD itself (which would have required a complete replacement).The liquid crystals are organic molecules that are sen... | 1,760,374,507.487613 | ||
https://hackaday.com/2018/01/25/gertrude-elion-dna-hacker/ | Gertrude Elion, DNA Hacker | Kristina Panos | [
"Biography",
"chemistry hacks",
"Hackaday Columns",
"Original Art"
] | [
"6-MP",
"adenine",
"dna",
"George Hitchings",
"Gertrude Elion",
"guanine",
"leukemia",
"metabolization",
"nobel laureate",
"nucleic acid",
"purine"
] | Some people become scientists because they have an insatiable sense of curiosity. For others, the interest is born of tragedy—they lose a loved one to disease and are driven to find a cure. In the case of Gertrude Elion, both are true. Gertrude was a brilliant and curious student who could have done anything given her ... | 17 | 5 | [
{
"comment_id": "4329512",
"author": "Ren",
"timestamp": "2018-01-25T18:33:37",
"content": "I see in a number of relatives, a family tragedy/disruption will change the course of some children to learn more about the nature of the challenge and help others overcome it.And I also see in others facing ... | 1,760,374,507.660183 | ||
https://hackaday.com/2018/01/25/indexing-chuck-not-required/ | Indexing Chuck Not Required | Brian McEvoy | [
"Tool Hacks"
] | [
"bolt",
"ChucK",
"cutting",
"hex",
"index",
"knob",
"lathe",
"machining",
"screw",
"thumb"
] | Becoming accomplished with a lathe is a powerful skillset, but it’s only half of the journey. Being clever comes later, and it’s the second part of the course. Patience is in there somewhere too, but let’s focus on being clever. [TimNummy] wants a
knobbed bolt with critical parameters
, so he makes his own. After the b... | 15 | 7 | [
{
"comment_id": "4329325",
"author": "smellsofbikes",
"timestamp": "2018-01-25T16:39:10",
"content": "Using the QCTP as a work holder is really clever!",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "4329384",
"author": "chassis",
"timestamp": "2018-01-... | 1,760,374,507.589791 | ||
https://hackaday.com/2018/01/25/the-current-state-of-the-black-market/ | The Current State Of The Black Market: You Can’t Buy Vantablack | Lewin Day | [
"chemistry hacks",
"Featured",
"Interest"
] | [
"Aeroglaze Z306",
"Anish Kapoor",
"black",
"Black 2.0",
"carbon nanotubes",
"Singularity Black",
"Stuart Semple",
"Surrey Nanosystems",
"Vantablack"
] | Sometimes you need something to be utterly, totally, irredeemably
black
. Not just a little bit black, not just really really really dark blue, but as black as it is possible to get. It might be to trap light in a camera or a telescope, for artistic purposes, or even to make your warplane a more difficult target for en... | 89 | 23 | [
{
"comment_id": "4329257",
"author": "Ostracus",
"timestamp": "2018-01-25T15:14:09",
"content": "Nature has already beaten us in the black department.https://www.theatlantic.com/science/archive/2018/01/super-black-is-the-new-black/549869/",
"parent_id": null,
"depth": 1,
"replies": [
... | 1,760,374,507.895561 | ||
https://hackaday.com/2018/01/25/twitter-rng-is-powered-by-memes/ | Twitter RNG Is Powered By Memes | Tom Nardi | [
"computer hacks",
"Security Hacks",
"Software Hacks"
] | [
"entropy",
"prng",
"random number",
"rng",
"twitter",
"urandom"
] | Twitter is kind of a crazy place. World leaders doing verbal battle, hashtags that rise and fall along with the social climate, and a never ending barrage of cat pictures all make for a tumultuous stream of consciousness that runs 24/7. What exactly we’re supposed to do with this information is still up to debate, as T... | 8 | 5 | [
{
"comment_id": "4328978",
"author": "Zane",
"timestamp": "2018-01-25T13:20:09",
"content": "It was then banned for problematic numbers.",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "4329018",
"author": "Max Siegieda (@CampGareth)",
"timestamp": "2018... | 1,760,374,507.539397 | ||
https://hackaday.com/2018/01/25/asgard-the-open-source-air-data-computer/ | Asgard: The Open Source Air Data Computer | Tom Nardi | [
"hardware",
"Transportation Hacks"
] | [
"Air Data Computer",
"aircraft",
"gps",
"hc-05",
"sensors"
] | We get a lot of awesome projects sent our way via the tip line. Well, mainly it seems like we get spam, but the emails that
aren’t
trying to sell us something are invariably awesome. Even so, it’s not often we get a tip that contains the magic phrase “determine Mach number” in its list of features. So to say we were in... | 14 | 10 | [
{
"comment_id": "4328836",
"author": "Biotronic",
"timestamp": "2018-01-25T10:29:06",
"content": "> We don’t know who’s going so fast on their bike that they need to measure air speedThe answer, of course, is Colin Furze:https://www.youtube.com/watch?v=bKHz7wOjb9w",
"parent_id": null,
"depth... | 1,760,374,507.952103 | ||
https://hackaday.com/2018/01/24/raspberry-pi-zero-drives-tiny-rc-truck/ | Raspberry Pi Zero Drives Tiny RC Truck | Will Sweatman | [
"Raspberry Pi"
] | [
"raspberry pi",
"Raspberry Pi Zero",
"Raspi Zero",
"rc truck",
"terminal"
] | We’re not sure which is more fun – putting together a little RC truck with parts laying around on your workbench, or driving it around through a Linux terminal. We’ll take the easy road and say they’re both equally fun. [technodict] had some spare time on his hands and decided to
build such a truck
.
He started off wit... | 17 | 9 | [
{
"comment_id": "4328712",
"author": "Paul",
"timestamp": "2018-01-25T06:56:06",
"content": "N20 seems to be a nice little motor.I’d have to see some youtube vids on the performance with some different gear ratio’s…N20 also has versions with build in encoder and that seems much preferable for applic... | 1,760,374,508.003077 | ||
https://hackaday.com/2018/01/24/an-indoor-garden-thats-arduino-licious/ | An Indoor Garden? That’s Arduino-licious | James Hobson | [
"Arduino Hacks",
"green hacks",
"home hacks"
] | [
"bluetooth",
"garden",
"humidity",
"Indoor",
"light",
"moisture",
"plant",
"sensor",
"temperature"
] | Gardening is a rewarding endeavour, and easily automated for the maker with a green thumb. With simplicity at its focus, Hackaday.io user [MEGA DAS] has whipped up a automated planter to provide the things plants crave:
water, air, and light
.
[MEGA DAS] is using a TE215 moisture sensor to keep an eye on how thirsty t... | 24 | 13 | [
{
"comment_id": "4328563",
"author": "Goose Andeluse",
"timestamp": "2018-01-25T03:24:55",
"content": "Now, this is my kind of hack! I guess I should get over my perfectionism and post my garden projects. I have a cabinet full of stuff I was going to turn into an aquaponics salad garden, I’m a bit m... | 1,760,374,508.065465 | ||
https://hackaday.com/2018/01/24/giving-stranger-things-for-christmas/ | Giving Stranger Things For Christmas | James Hobson | [
"Arduino Hacks",
"LED Hacks"
] | [
"bluetooth",
"christmas",
"instructables",
"neopixel",
"prop",
"Stranger Things"
] | [rudolph] was at a loss on what to get his niece for Christmas. It turns out she’s a huge fan of Stranger Things, so the answer was obvious: make her an
alphabet wall she can control
!
Downsizing the scale to fit inside a document frame, [rudolph] calls their gift rudLights, and a key parameter of this build was to mak... | 5 | 3 | [
{
"comment_id": "4328442",
"author": "anon",
"timestamp": "2018-01-25T00:51:37",
"content": "If I see another stranger things Arduino or RaspberryPi project on the web, I might shoot myself. This is so overdone now. Please stop!",
"parent_id": null,
"depth": 1,
"replies": [
{
... | 1,760,374,508.104929 | ||
https://hackaday.com/2018/01/24/this-tiny-motor-is-built-into-a-pcb/ | This Tiny Motor Is Built Into A PCB | Dan Maloney | [
"hardware",
"Slider"
] | [
"BLDC",
"brushless DC motor",
"pcb",
"rotor",
"stator"
] | Mounting a motor on a PCB is nothing new, right? But how about making the PCB itself part of the motor? That’s what [Carl Bugeja] has done with his
brushless DC motor in a PCB project
, and we think it’s pretty cool.
Details on [Carl]’s Hackaday.io page are a bit sparse at this point, but we’ve been in contact with him... | 53 | 22 | [
{
"comment_id": "4328212",
"author": "Tore Lund",
"timestamp": "2018-01-24T21:31:57",
"content": "Very nice. This is a step on the way to drone swarms. I’ve never seen a PCB coil with more than a few turns used as anything else than a tuning circuit. PCB bldc motors with glued on coils are as old as... | 1,760,374,508.197068 | ||
https://hackaday.com/2018/01/24/road-apology-gratitude-emitter-car-led-sign/ | Road Apology/Gratitude Emitter Car LED Sign | Rich Hawkes | [
"car hacks"
] | [
"car",
"led matrix display",
"raspberry pi"
] | Sometimes, when you’re driving, a simple wave when someone lets you in can go unnoticed and sometimes you make a mistake and a simple wave just isn’t enough. [Noapparentfunction] came up with a nice
project to say ‘Thanks’ and ‘My Bad’ to his fellow drivers
.
The display uses four Max 7219 LED matrix displays, so the t... | 71 | 22 | [
{
"comment_id": "4328087",
"author": "sonofthunderboanerges",
"timestamp": "2018-01-24T19:42:12",
"content": "@Rich Hawkes – BTDT Rich. Look at my HaD IO – I like your idea too…https://hackaday.io/project/16218-electronic-bumper-sticker",
"parent_id": null,
"depth": 1,
"replies": [
... | 1,760,374,508.371138 | ||
https://hackaday.com/2018/01/24/quantum-weirdness-in-your-browser/ | Quantum Weirdness In Your Browser | Al Williams | [
"Engineering",
"Featured",
"Original Art",
"Slider"
] | [
"analog computer",
"hackaday 101",
"quantum computing",
"qubits",
"simulation",
"simulator",
"tutorial"
] | I’ll be brutally honest. When I set out to write this post, I was going to talk about
IBM’s Q Experience
— the website where you can run real code on some older IBM quantum computing hardware. I am going to get to that — I promise — but that’s going to have to wait for another time. It turns out that quantum computing ... | 29 | 9 | [
{
"comment_id": "4328004",
"author": "Ostracus",
"timestamp": "2018-01-24T18:05:20",
"content": "“There’s also a lot of difficult math — mostly linear algebra — that I’m going to try to avoid as much as possible.”Is that really a problem for this forum?",
"parent_id": null,
"depth": 1,
"... | 1,760,374,508.444587 | ||
https://hackaday.com/2018/01/24/friday-hack-chat-becoming-cyborg/ | Friday Hack Chat: Becoming Cyborg | Brian Benchoff | [
"Hackaday Columns"
] | [
"cyborg",
"Hack Chat"
] | What is it like to be a cyborg? What does it mean to have augmented hearing, improved vision, and coprocessors for your brain that enhance your memory? We could ask people with hearing aids, glasses, and a smartphone strapped to their wrist, but that’s boring. We’re looking to the future and the cool type of cyborgatio... | 7 | 4 | [
{
"comment_id": "4328002",
"author": "Ren",
"timestamp": "2018-01-24T18:03:49",
"content": "I can understand having a magnetic implant could help you identify the North pole of something magnetic, (if the implant is so oriented that the implantee would notice which end is pulling or repelling.But ho... | 1,760,374,508.491725 | ||
https://hackaday.com/2018/01/24/this-home-made-pda-is-a-work-of-art/ | This Home-Made PDA Is A Work Of Art | Jenny List | [
"handhelds hacks"
] | [
"diy handheld",
"handheld",
"pda"
] | There was a time, back in the 1990s, when a PDA, or Personal Digital Assistant, was the height of mobile computing sophistication. These little hand-held touch-screen devices had no Internet connection, but had preloaded software to manage such things as your calendar and your contacts. [B
rtnst
] was introduced to PDA... | 39 | 14 | [
{
"comment_id": "4327772",
"author": "NiHaoMike",
"timestamp": "2018-01-24T16:15:50",
"content": "When I was in elementary school, I had the idea to build a PDA using a microcontroller, but didn’t know enough about them to actually do it. That was when even a very basic PDA was a few hundred dollars... | 1,760,374,508.651028 | ||
https://hackaday.com/2018/01/24/printed-it-rubber-band-pcb-vise/ | Printed It: Rubber Band PCB Vise | Tom Nardi | [
"3d Printer hacks",
"Hackaday Columns",
"Skills",
"Slider",
"Tool Hacks"
] | [
"gadget",
"PCB vise",
"Printed It",
"rubber band"
] | If you’ve ever worked on a small PCB, you know how much of a hassle it can be to hold on to the thing. It’s almost as if they weren’t designed to be held in the grubby mitts of a human. As designs have become miniaturized over time, PCBs are often so fragile and festooned with components that tossing them into the alli... | 31 | 13 | [
{
"comment_id": "4327493",
"author": "kirby (@keebie81)",
"timestamp": "2018-01-24T15:31:12",
"content": "Another suggestion is put a fillet one the outer corners that the rubber band sits. Then you wouldnt have a sharp edge cutting in to the bands",
"parent_id": null,
"depth": 1,
"repli... | 1,760,374,508.811747 | ||
https://hackaday.com/2018/01/26/auto-tracking-sentry-gun-gives-deer-a-super-soaking/ | Auto-Tracking Sentry Gun Gives Deer A Super Soaking | Dan Maloney | [
"home hacks"
] | [
"image analysis",
"nuisance",
"opencv",
"sentry gun",
"servo",
"targeting",
"tracking",
"valve",
"water",
"wildlife"
] | Things rarely go well when humans mix with wildlife. The problems are exacerbated in the suburbs, where bears dine on bird feeders and garbage cans, raccoons take up residence in attics, and coyotes make off with the family cat. And in the suburbs, nuisance wildlife can be an intractable problem because the options for... | 29 | 15 | [
{
"comment_id": "4330249",
"author": "Redhatter (VK4MSL)",
"timestamp": "2018-01-26T12:24:54",
"content": "I need something like that with a night vision camera to take out the possums when they hold their marsupial olympics on the roof of the back deck at 3AM of a morning.",
"parent_id": null,
... | 1,760,374,508.875159 | ||
https://hackaday.com/2018/01/26/a-new-life-for-a-dead-vic-20/ | A New Life For A Dead VIC-20 | Kristina Panos | [
"Raspberry Pi"
] | [
"keyrah",
"keystone",
"raspberry pi",
"retrocomputing",
"usb keyboard",
"VIC-20"
] | What was the first computer you bent to your programmatic will? If you’re old enough, it was probably a Commodore. For [Jagged-path], it was a VIC-20. After finding a broken one on Kijiji, he recaptured that 80s feeling with
VicPi, a revitalization project that marries modern computing power with vintage form factor
.
... | 23 | 9 | [
{
"comment_id": "4330299",
"author": "mkotyk",
"timestamp": "2018-01-26T13:27:49",
"content": "Looks like a crappy hack. I would have pulled the 2nd joystick port, and put the Keyrah in the correct location. Then put the A/V connectors of the Pi towards the back.Also, chances are that VIC-20 was c... | 1,760,374,508.716473 | ||
https://hackaday.com/2018/01/25/cramming-a-pi-zero-into-a-cheap-handheld-game/ | Cramming A Pi Zero Into A Cheap Handheld Game | Tom Nardi | [
"classic hacks",
"Raspberry Pi",
"Toy Hacks"
] | [
"AtGames",
"genesis",
"pi zero",
"retro gaming",
"retropie",
"Teensy"
] | At this point, we’ve seen the Raspberry Pi jammed into what amounts to every retro game system, handheld or otherwise, that was ever released. While they’re always fun builds, invariably somebody will come along who is upset that the original hardware had to be gutted to create it. It seems as if with each post, a clas... | 8 | 6 | [
{
"comment_id": "4329978",
"author": "Neorpheus",
"timestamp": "2018-01-26T06:37:57",
"content": "I had picked up one of these used around Xmas on the tip that some of these were of an older arm based design capable of running other emulators besides the genesis. Sadly the one i scored used atgames ... | 1,760,374,509.044836 | ||
https://hackaday.com/2018/01/25/search-for-military-satellite-finds-one-nasa-lost-instead/ | Search For Military Satellite Finds One NASA Lost Instead | Al Williams | [
"News",
"Radio Hacks"
] | [
"image satellite",
"nasa",
"Radio Astronomy",
"satellite",
"space"
] | [Scott Tilley] was searching for radio signals from the Air Force’s top-secret ZUMA satellite. He found something that is — we think — much more interesting. He found
NASA’s lost satellite called IMAGE
. You are probably wondering why it is interesting that someone listening for one satellite found another one. You see... | 26 | 6 | [
{
"comment_id": "4329780",
"author": "Gravis",
"timestamp": "2018-01-26T03:40:55",
"content": "You make it sound like IMAGE as a big failure but it actually was a success because it ran for almost six years before it failed. I’m always impressed by these machines that take such brutal punishment ye... | 1,760,374,509.109661 | ||
https://hackaday.com/2018/01/25/three-ways-to-etch-snazzy-brass-nameplates/ | Three Ways To Etch Snazzy Brass Nameplates | Dan Maloney | [
"chemistry hacks",
"classic hacks"
] | [
"acid",
"badge",
"brass",
"etchant",
"etching",
"ferric chloride",
"laser",
"mask",
"nameplate",
"paint",
"plaque"
] | It’s the little touches that make a project, and a nice nameplate can really tie a retro build together. Such badges are easy enough to make with a CNC machine, but if you don’t have access to machine tools you can put chemistry to work for you with
these acid-etched brass nameplates
.
The etching method that [Switch a... | 22 | 8 | [
{
"comment_id": "4329700",
"author": "expat",
"timestamp": "2018-01-26T00:40:45",
"content": "Very thorough, thanks! Particularly liked the safe disposal of remaining etchant, including the wash water, at the end of the video. Most PCB hackers are careful about saving the remaining etchant for reu... | 1,760,374,509.173265 | ||
https://hackaday.com/2018/01/25/using-lasagna-to-make-cost-saving-molds/ | Using Lasagna To Make Cost-Saving Molds | Bryan Cockfield | [
"how-to"
] | [
"cast",
"clay",
"lasagna",
"mold",
"production",
"sheet",
"silicone",
"weep"
] | Building a one-off prototype is usually pretty straightforward. Find some perfboard and start soldering, weld up some scrap metal, or break out the 3D printer. But if you’re going to do a production run of a product then things need to have a little more polish. In [Eric Strebel]’s case this means saving on weight and ... | 7 | 4 | [
{
"comment_id": "4329597",
"author": "joe",
"timestamp": "2018-01-25T21:27:50",
"content": "No lasagna. Garfield will be very cross.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "4329999",
"author": "foxpup",
"timestamp": "2018-01-26T06:59:3... | 1,760,374,509.220537 | ||
https://hackaday.com/2018/01/25/shmoocon-advanced-low-power-techniques-and-a-watch/ | Shmoocon: Advanced Low Power Techniques And A Watch | Brian Benchoff | [
"cons"
] | [
"calculator watch",
"CC430",
"Goodwatch",
"msp430",
"reverse polish notation",
"RPN",
"ti",
"watch"
] | Real quick question: how do you increase productivity at work? The greatest (highest paid) minds would just say: do agile or scrum or something. What’s scrum? That’s where you gather ’round every morning for a waste of time meeting that kills your every desire to be productive. A while back, [Travis Goodspeed] was stuc... | 15 | 4 | [
{
"comment_id": "4329548",
"author": "Alphatek",
"timestamp": "2018-01-25T19:44:29",
"content": "Worth noting that the CC430 can (or could?) be got in a watch as a dev kit",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "4329561",
"author": "Ren",
... | 1,760,374,509.27694 | ||
https://hackaday.com/2018/01/24/firing-up-750-raspberry-pis/ | Firing Up 750 Raspberry Pis | Al Williams | [
"Raspberry Pi"
] | [
"cluster",
"raspberry pi"
] | Creating Raspberry Pi clusters is a popular hacker activity. Bitscope has been commercializing these clusters for a bit now and last year they created
a cluster of 750 Pis
for Los Alamos National Labs. You might wonder what an institution know for supercomputers wants with a cluster of Raspberry Pis. Turns out it is to... | 37 | 11 | [
{
"comment_id": "4326655",
"author": "PodeCoet",
"timestamp": "2018-01-24T12:09:10",
"content": "Had the pleasure of meeting the guys behind Bitscope/Metachip ~15 years ago when they sold me my first DSO – Glad to see they’re still around!",
"parent_id": null,
"depth": 1,
"replies": []
... | 1,760,374,509.353587 | ||
https://hackaday.com/2018/01/24/diy-dungeon-crawler-game-plays-on-single-led-strip/ | DIY Dungeon Crawler Game Plays On Single LED Strip | Donald Papp | [
"Arduino Hacks",
"how-to",
"LED Hacks"
] | [
"1 dimensional",
"3d printed",
"accelerometer",
"arduino",
"doorstop",
"dungeon crawler",
"game",
"MPU-6050",
"TWANG"
] | A delightful version of a clever one-dimensional game has been made by [Critters] which he calls
TWANG!
because the joystick is made from a spring doorstop with an accelerometer in the tip. The game itself is played out on an RGB LED strip. As a result, the game world, the player, goal, and enemies are all represented ... | 23 | 12 | [
{
"comment_id": "4326526",
"author": "Hans Peter Haastrup",
"timestamp": "2018-01-24T09:54:38",
"content": "Nice to see that I’m not the only one loving this! I think the original is the Line wobbler (http://wobblylabs.com/projects/wobbler) which both projects seems to link to. I wasn’t aware that a... | 1,760,374,509.420354 | ||
https://hackaday.com/2018/01/23/an-ads-b-antenna-built-from-actual-garbage/ | An ADS-B Antenna Built From Actual Garbage | Tom Nardi | [
"hardware",
"Parts",
"Radio Hacks"
] | [
"ads-b",
"cantenna",
"coketenna",
"reuse",
"sdr"
] | With the advent of low-cost software defined radio (SDR), anyone who’s interested can surf the airwaves from the FM band all the way up to the gigahertz frequencies used by geosynchronous satellites for about $20 USD. It’s difficult to overstate the impact this has had on the world of radio hacking. It used to be only ... | 33 | 8 | [
{
"comment_id": "4326195",
"author": "Tore Lund",
"timestamp": "2018-01-24T07:13:11",
"content": "Every half wave omni preforms equally well. at 1095MHZ, element length is two and a half times less critical than building a WiFi antenna. If you want to excel in plane spotting, you either build an co-... | 1,760,374,509.551446 | ||
https://hackaday.com/2018/01/23/making-prints-more-resilient-with-fibre-filled-filament/ | Making Prints More Resilient With Fibre-Filled Filament | James Hobson | [
"3d Printer hacks"
] | [
"bio-inspired",
"fiber",
"filament",
"harvard",
"research",
"stepper motor"
] | For all that we love 3D printers, sometimes the final print doesn’t turn out as durable as we might want it to be.
Aiming to mimic the properties of natural structures such as wood, bone, and shells, a research team lead by [Jennifer A. Lewis] at Harvard John A. Paulson School of Engineering and Applied Sciences’ Lewis... | 14 | 6 | [
{
"comment_id": "4326158",
"author": "TGT",
"timestamp": "2018-01-24T04:54:59",
"content": "Cool. I’m gonna look a little closer into what the specifically mean by “precisely programmed spin controls.” Did that filament with the continuous carbon fiber ever go anywhere? They have tons of finely chop... | 1,760,374,509.476443 | ||
https://hackaday.com/2018/01/23/flip-clock-retrofit/ | Retro Flip Clock Gets A Retrofit | James Hobson | [
"Arduino Hacks",
"clock hacks"
] | [
"20th Century",
"flip clock",
"led",
"retrofit",
"rtc"
] | Retro tech is almost always ripe for the hacking — be it nostalgia, an educational teardown, or acknowledging and preserving the shoulders upon which we stand. Coming across an old West-German built flip clock, YouTuber [Aaron Christophel]
retrofitted the device
while retaining its original mechanical components!
No mo... | 4 | 4 | [
{
"comment_id": "4326089",
"author": "dendad",
"timestamp": "2018-01-24T01:20:01",
"content": "A really good and simple hack to keep some nice old tech in use.",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "4326490",
"author": "Marvin",
"timestamp": "2... | 1,760,374,509.607161 | ||
https://hackaday.com/2018/01/23/diy-graphene-putty-makes-super-sensitive-sensor/ | DIY Graphene Putty Makes Super Sensitive Sensor | Al Williams | [
"chemistry hacks",
"Microcontrollers"
] | [
"ants",
"graphene",
"sensors",
"silly putty"
] | It is sort of an electronics rule 34 that if something occurs, someone needs to sense it. [Bblorgggg], for reasons that aren’t immediately obvious, needs to sense ants moving over trees. No kidding. How are you going to do that? His answer
was to use graphene
.
Actually, his super sensitive sensors mix graphene in Sill... | 34 | 12 | [
{
"comment_id": "4325929",
"author": "Ostracus",
"timestamp": "2018-01-23T21:07:48",
"content": "Nice thing is it brings a very sensitive, low-cost, versatile sensor down to earth.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "4326132",
"author": "e... | 1,760,374,509.742079 | ||
https://hackaday.com/2018/01/23/3d-printed-desk-harnesses-the-power-of-fusion-360-and-mcmaster-carr/ | 3D Printed Desk Harnesses The Power Of Fusion 360 And McMaster-Carr | Dan Maloney | [
"3d Printer hacks",
"home hacks"
] | [
"autodesk",
"black pipe",
"cad",
"desk",
"fitting",
"flange",
"Fusion 360",
"iron pipe",
"McMaster-Carr",
"table"
] | Black pipe furniture is all the rage now, and for good reason — it has a nice industrial aesthetic, it’s sturdy, and the threaded fittings make it a snap to put together. But if you’ve priced out the fittings lately, you know that it’s far from cheap, so being able to
3D-print your own black pipe fittings
can make desk... | 36 | 9 | [
{
"comment_id": "4325888",
"author": "Mike",
"timestamp": "2018-01-23T20:16:16",
"content": "interesting, i didnt know that mcmaster carr was directly integrated into fusion 360. That being said, alot of those components have already been integrated into CAD software for a long time now. That defini... | 1,760,374,509.922173 | ||
https://hackaday.com/2018/01/23/build-an-excellent-coffee-roaster-with-a-satisfyingly-low-price-tag/ | Build An Excellent Coffee Roaster With A Satisfyingly Low Price Tag | Elliot Williams | [
"cooking hacks",
"Featured",
"HackIt",
"Interest",
"Slider"
] | [
"coffee",
"coffee roaster",
"coffee roasting",
"ESP8266",
"IoT",
"iot coffee roaster",
"mqtt"
] | There’s a lot of mysticism around coffee roasting, but in the end it couldn’t be simpler. Take a bunch of beans, heat them up evenly, and stop before they get burned.
The rest is details
.
And the same goes for coffee roasters. The most primitive roasting technique involves stirring the beans in a pan or wok to keep th... | 62 | 25 | [
{
"comment_id": "4325813",
"author": "Antron Argaiv",
"timestamp": "2018-01-23T18:44:52",
"content": "Ummm…defeating the safety mechanisms is generally considered a Bad Thing.Instead of tearing out the bimetallic strip and thermal fuse, why not purchase a resettable thermal switch like this:https://... | 1,760,374,510.280477 | ||
https://hackaday.com/2018/01/23/building-a-better-kerbal-space-program-controller/ | Building A Better Kerbal Space Program Controller | Tom Nardi | [
"Arduino Hacks",
"Peripherals Hacks"
] | [
"arduino",
"controller",
"kerbal space program",
"ksp",
"KSPSerialIO"
] | If you have even the most passing interest in space and what it takes to get there, you’ve probably already played Kerbal Space Program (KSP). If you haven’t, then you should set aside about ten hours today to go check that out real quick. Don’t worry, Hackaday will still be here when you get back. Right now you need t... | 25 | 11 | [
{
"comment_id": "4325745",
"author": "RandomComment",
"timestamp": "2018-01-23T17:14:42",
"content": "Does anyone know if it’s possible to stream a particular view from the spacecraft location in KSP? I’ve been thinking for a while how cool it could be to build a full cockpit simulator, and use a pa... | 1,760,374,509.849459 | ||
https://hackaday.com/2018/01/23/the-precision-upon-which-civilizations-are-built/ | The Precision Upon Which Civilizations Are Built | Quinn Dunki | [
"Hackaday Columns",
"History",
"Slider"
] | [
"machine tools",
"machining",
"metal lathe",
"quinn dunki"
] | If you’re interested in making things (particularly metal things), you’re on a road that eventually leads to machine tools. Machine tools have a special place in history, because they are basically the difference between subsistence farming and modern civilization. A bold statement, I realize — but the ability to make ... | 97 | 20 | [
{
"comment_id": "4325659",
"author": "Ostracus",
"timestamp": "2018-01-23T15:07:59",
"content": "” Once you get sub-millimeter, now things get really interesting. It’s time for steam engines and automobiles. ”And if we were dropped into that environment, there would be the perception, “how primitive... | 1,760,374,510.162391 | ||
https://hackaday.com/2018/01/23/easier-end-user-setup-for-esp32-projects/ | Easier End-User Setup For ESP32 Projects | Tom Nardi | [
"Microcontrollers",
"Software Development",
"Software Hacks"
] | [
"ESP32",
"setup",
"SPIFFS",
"user interface",
"wifi",
"wifimanager"
] | As hackers, we occasionally forget that not everyone is enamored with the same nerdy minutia that we are. Configuring hardware by changing some lines in the code and compiling a new firmware doesn’t sound like that big of a deal to those of us who’ve been around the block a few times, but might as well be ancient Sansk... | 10 | 6 | [
{
"comment_id": "4325597",
"author": "Absolutelyautomation",
"timestamp": "2018-01-23T13:23:21",
"content": "Humm, mongoose OS does that in similar fashion, but with a lot of more powerful thingshttps://mongoose-os.com/",
"parent_id": null,
"depth": 1,
"replies": [
{
"comme... | 1,760,374,510.421588 | ||
https://hackaday.com/2018/01/23/shmoocon-delightful-doppler-direction-finding-with-software-defined-radio/ | Shmoocon: Delightful Doppler Direction Finding With Software Defined Radio | Brian Benchoff | [
"cons",
"Radio Hacks"
] | [
"direction finding",
"Doppler",
"HackRF",
"pseudo-dopper",
"sdr",
"shmoocon"
] | When it comes to finding what direction a radio signal is coming from, the best and cheapest way to accomplish the task is usually a Yagi and getting dizzy. There are other methods, and at Shmoocon this last weekend, [Michael Ossmann] and [Schuyler St. Leger] demonstrated pseudo-doppler direction finding using cheap, o... | 37 | 17 | [
{
"comment_id": "4325507",
"author": "I_failed_Cpp",
"timestamp": "2018-01-23T11:29:24",
"content": "Anyone have a link to more info on this? I’m very interested in more details.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "4325810",
"author": "Th... | 1,760,374,510.366498 | ||
https://hackaday.com/2018/01/22/stepper-motor-robot-arm-has-smooth-moves/ | Stepper Motor Robot Arm Has Smooth Moves | Steven Dufresne | [
"Robots Hacks"
] | [
"robot arm",
"servo motor",
"stepper",
"stepper motor"
] | [Tobias Kuhn] had watched a YouTube video about a robot arm which used servo motors, and wanted to try making one himself. But he found it hard to get slow or smooth movements out of the servos. Even removing the microcontroller and trying to work with the servo’s driver-IC and potentiometer from an Arduino Nano didn’t... | 17 | 11 | [
{
"comment_id": "4325330",
"author": "yetihehe",
"timestamp": "2018-01-23T07:43:54",
"content": "This is REALLY good, but I’ve expected smoother. Like cubic interpolation of position, not linear with pauses to stabilise arm. Yeah, “show us what you’ve got” applies to me too, I’ve got 3d printer last... | 1,760,374,510.535293 | ||
https://hackaday.com/2018/01/22/running-programs-on-paper/ | Running Programs On Paper | Lewin Day | [
"classic hacks"
] | [
"browser",
"code",
"interaction",
"interactive",
"javascript",
"paper",
"programming",
"projector"
] | It’s a simple fact that most programs created for the personal computer involve the same methods of interaction, almost regardless of purpose. Word processors, graphics utilities, even games – the vast majority of interaction is performed through a keyboard and mouse. However, sometimes it can be fun to experiment with... | 4 | 3 | [
{
"comment_id": "4325355",
"author": "David Perrenoud",
"timestamp": "2018-01-23T08:25:12",
"content": "To put things into the bigger picture, this is actually a smaller table version of Dynamicland, which aims to create a new medium, more humane, more accessible and more powerful. You can learn abo... | 1,760,374,510.468935 | ||
https://hackaday.com/2018/01/22/tiny-programming-langauge-in-25-lines-of-code/ | Tiny Programming Language In 25 Lines Of Code | Al Williams | [
"Software Hacks"
] | [
"compiler",
"interpreter",
"javascript",
"parser",
"recursive descent",
"transpiler"
] | There are certain kinds of programs that fascinate certain kinds of software hackers. Maybe you are into number crunching, chess programs, operating systems, or artificial intelligence. However, on any significant machine, most of the time those activities will require some sort of language. Sure, we all have some proc... | 9 | 5 | [
{
"comment_id": "4324808",
"author": "Tom G",
"timestamp": "2018-01-23T00:27:37",
"content": "And with a bit more effort, he could have triumphantly reinvented Forth.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "4324892",
"author": "Ostracus",
... | 1,760,374,512.339436 | ||
https://hackaday.com/2018/01/22/reverse-engineering-the-tec-06-battery-tester/ | Reverse Engineering The TEC-06 Battery Tester | Al Williams | [
"Microcontrollers"
] | [
"reverse engineering",
"serial protocol",
"TEC-06"
] | [Syonyk] read that you could solder a few wires to a TEC-06 battery capacity tester, connect it to a TTL serial adapter, and it would interface with some Windows software via a serial port. You can buy it already enabled for serial, but since he had the non-connected version, he was interested in trying it. Not only di... | 15 | 4 | [
{
"comment_id": "4320329",
"author": "Hermann Stamm-WIlbrandt",
"timestamp": "2018-01-22T21:24:53",
"content": "> … Around here, we never need an excuse to reverse engineer anything.> But [Synonyk] mentions that he didn’t like using Windows-only software from China. …>reverse engineering is useful f... | 1,760,374,512.287915 | ||
https://hackaday.com/2018/01/22/shah-selbe-science-in-the-worlds-wildest-places/ | Shah Selbe: Science In The World’s Wildest Places | Mike Szczys | [
"cons",
"green hacks",
"Hackaday Columns"
] | [
"Botswana",
"environmental monitoring",
"fieldkit",
"National Geographic Society",
"Okavango Delta",
"sensors",
"Shah Selbe"
] | When we think of building research hardware, lab coats and pristine workbenches come to mind. Shah Selbe used to do something kind of like that when he was engineering satellite propulsion systems. But after putting twelve of them into space, he ditched the office gig and took his gear to some of the wildest places on ... | 2 | 2 | [
{
"comment_id": "4317361",
"author": "Ostracus",
"timestamp": "2018-01-22T20:10:47",
"content": "Maybe the world will be a better place with repurposed IoT. COTS for the environmental movement.",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "4325092",
"auth... | 1,760,374,512.629701 | ||
https://hackaday.com/2018/01/22/teardown-christmas-laser-projector/ | Teardown: What’s Inside A Christmas Laser Projector? | Tom Nardi | [
"Holiday Hacks",
"Interest",
"Laser Hacks",
"Slider",
"Teardown"
] | [
"beam combiner",
"Christmas decoration",
"laser",
"laser projector",
"teardown"
] | In the world of big-box retail, December 26th is a very special day. The Christmas music playing on the overhead speakers switches back to the family friendly Top 40, the store’s decorations get tossed in the compactor, and everything that’s even remotely related to the holiday is put on steep clearance. No more money ... | 56 | 21 | [
{
"comment_id": "4316904",
"author": "Chuck",
"timestamp": "2018-01-22T18:14:18",
"content": "I had a couple of the older ones from a few years ago. Just red and green lasers. One of them gave up the ghost, the green laser stop working and the red barely working. I didn’t go into detail trying to de... | 1,760,374,512.587179 | ||
https://hackaday.com/2018/01/22/seek-and-exploit-security-vulnerabilities-in-an-infusion-pump/ | Seek And Exploit Security Vulnerabilities In An Infusion Pump | Sven Gregori | [
"Medical Hacks"
] | [
"infusion pump",
"medical device",
"penetration testing",
"research",
"reverse engineering",
"security",
"vulnerability"
] | Infusion pumps and other medical devices are not your typical everyday, off-the-shelf embedded system. Best case scenario, you will rarely, if ever, come across one in your life. So for wide-spread exploitation, chances are that they simply seem too exotic for anyone to bother exploring their weaknesses. Yet their impa... | 16 | 3 | [
{
"comment_id": "4316932",
"author": "TheInternet",
"timestamp": "2018-01-22T18:41:04",
"content": "So what’s the ROI here for your would be hackers? Install Monero miners on them all? Backdoor trojans and hold the patients life ransom?I am just not seeing anything of value here. I suppose if you we... | 1,760,374,512.392757 | ||
https://hackaday.com/2018/01/22/hackaday-belgrade-call-for-proposals-now-open/ | Hackaday Belgrade Call For Proposals Now Open! | Mike Szczys | [
"cons",
"Featured",
"News"
] | [
"call for proposals",
"Hackaday Belgrade 2018"
] | Prepare yourself for the return of Hackaday Belgrade! Our premier European conference — Hackaday Belgrade — is on 26 May and we want to hear what you’ve been working on. The
Call for Proposals
is now open. We seek talks and workshops exploring the most interesting uses of technology and the culture that goes along with... | 6 | 3 | [
{
"comment_id": "4316825",
"author": "rrwakc",
"timestamp": "2018-01-22T17:16:21",
"content": "For people that weren’t there last time. If you are not a vegetarian this will be the weekend when you beat your personal record for grilled meat consumption in kg/day. It should be called food + party cap... | 1,760,374,512.66685 | ||
https://hackaday.com/2018/01/22/quantum-computing-hardware-teardown/ | Quantum Computing Hardware Teardown | Bryan Cockfield | [
"Featured",
"Interest",
"Original Art",
"Slider"
] | [
"future",
"physics",
"quantum",
"quantum computing",
"qubit",
"research"
] | Although quantum computing is still in its infancy, enough progress is being made for it to look a little more promising than other “revolutionary” technologies, like fusion power or flying cars. IBM, Intel, and Google all either operate or are producing double-digit qubit computers right now, and there are plans for e... | 59 | 20 | [
{
"comment_id": "4316526",
"author": "Jerry",
"timestamp": "2018-01-22T15:07:01",
"content": "Still spooky",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "4316578",
"author": "Robert Mateja",
"timestamp": "2018-01-22T15:23:58",
"content": "…action a... | 1,760,374,512.486605 | ||
https://hackaday.com/2018/01/21/esp8266-beacon-announces-your-arrival/ | ESP8266 Beacon Announces Your Arrival | Tom Nardi | [
"3d Printer hacks",
"home hacks",
"Microcontrollers"
] | [
"ESP8266",
"home automation",
"home-assistant",
"mqtt",
"Wemos"
] | It used to be people were happy enough to just have to push a button in their car and have the garage door open. But pushing a button means you have to use your hands, like it’s a baby toy or something. We’re living in the 21st century, surely there must be a better way! Well, if you’ve got a home automation system set... | 68 | 20 | [
{
"comment_id": "4314649",
"author": "Ostracus",
"timestamp": "2018-01-21T15:01:25",
"content": "What about BT Proximity?",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "4314656",
"author": "Martin Pascoe",
"timestamp": "2018-01-21T15:07:58",
... | 1,760,374,512.940405 | ||
https://hackaday.com/2018/01/21/the-sd-11-sphericular-display-pixels-that-arent-pixels/ | The SD-11 Sphericular Display: Pixels That Aren’t Pixels | Donald Papp | [
"Teardown"
] | [
"Burroughs",
"compound lens",
"light mask",
"microlens",
"pixel mask",
"projection display",
"retro",
"retrotech",
"SD-11",
"Sphericular display"
] | Ever heard of a sphericular display? [AnubisTTP] laid hands on
a (damaged) Burroughs SD-11 Sphericular Display
and tore down the unusual device to see what was inside. It’s a type of projection display with an array of bulbs at the back and a slab of plastic at the front, and the rest is empty space. The usual expected... | 33 | 7 | [
{
"comment_id": "4314518",
"author": "inoag",
"timestamp": "2018-01-21T12:13:01",
"content": "Weren’t those used in PDP-7 computers?",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "4314787",
"author": "dcfusor2015",
"timestamp": "2018-01-21T17... | 1,760,374,513.011467 | ||
https://hackaday.com/2018/01/21/ancient-insect-scales-analyzed-with-help-of-nose-hair/ | Ancient Insect Scales Analyzed With Help Of Nose Hair | Roger Cheng | [
"Tool Hacks"
] | [
"butterfly",
"moth",
"science",
"science equipment",
"tools"
] | Scientists working to advance the frontier of knowledge frequently also need to invent their tools along the way. Sometimes these are interesting little hacks to get a job done. Recently some researchers
found ancestors of moths and butterflies older than any previously known
by analyzing tiny scales found alongside an... | 15 | 7 | [
{
"comment_id": "4314433",
"author": "John",
"timestamp": "2018-01-21T09:20:25",
"content": "Dental files.Come in lots of different sizes and are really good for cleaning between surface mount components or drilling through holes full of solder resist where tracks are gone and you need to get wires ... | 1,760,374,512.714322 | ||
https://hackaday.com/2018/01/20/trio-of-tips-for-a-cetus-printer/ | Trio Of Tips For A Cetus Printer | Dan Maloney | [
"3d Printer hacks"
] | [
"Cetus3D",
"frame dropping",
"heated bed",
"opencv",
"printer",
"time-lapse"
] | Thanks to the holiday gifting cycle, many homes are newly adorned with 3D printers. Some noobs are clearly in the “plug and play” camp, looking for a user experience no more complicated than installing a new 2D printer. But most of us quickly learn that adding a dimension increases the level of difficulty substantially... | 9 | 6 | [
{
"comment_id": "4314347",
"author": "Josh",
"timestamp": "2018-01-21T06:19:36",
"content": "Another option for taking smooth-looking timelapses is to use the “layer change script” feature in your slicer (Simplify3D calls it “Layer change script”, slic3r has “Before layer change G-code” and “After l... | 1,760,374,513.139763 | ||
https://hackaday.com/2018/01/20/color-organ-dress-a-wearable-with-audio-feedback/ | Color Organ Dress, A Wearable With Audio Feedback | Jenny List | [
"Wearable Hacks"
] | [
"garment",
"LED dress",
"MEMS",
"wearable"
] | There is a huge amount of interest among our community in wearable electronics, but it is fair to say that it is a technology that has a way to go at our level in terms of its application. Some twinkly LEDs are all very well, but unless you have the arrived-on-a-spaceship-from-the-future aesthetic of someone like [Naom... | 5 | 3 | [
{
"comment_id": "4314118",
"author": "Olsen",
"timestamp": "2018-01-21T03:07:38",
"content": "That is so cool! How come HAD doesn’t do more wearables?",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "4314331",
"author": "Dan",
"timestamp": "201... | 1,760,374,513.640471 | ||
https://hackaday.com/2018/01/20/tomu-a-microcontroller-for-your-usb-port/ | Tomu: A Microcontroller For Your USB Port | Eric Evenchick | [
"Peripherals Hacks"
] | [
"efm32",
"tiny",
"tomu",
"U2F",
"usb",
"Yubikey"
] | Looking for a ultra tiny development board?
Tomu
is an ARM Cortex M0+ device that fits inside your USB port. We’ve seen these in person, and they’re
tiny
.
There’s a few commercial devices in this form factor on the market. For example, the Yubikey Nano emulates a keyboard to provide codes for two-factor authentication... | 47 | 10 | [
{
"comment_id": "4313979",
"author": "codifies",
"timestamp": "2018-01-21T00:17:21",
"content": "> Unfortunately, the EFM32 device lacks secure storage options, so the Tomu might not be the best device to keep your secrets on.64kb flash – thats a lot of passwords…. (even with a keyboard emu)",
"... | 1,760,374,514.283768 | ||
https://hackaday.com/2018/01/20/vacuum-tubes-shipping-through-ebay-now-challenging/ | Vacuum Tubes: Shipping Through EBay Now Challenging? | Jenny List | [
"classic hacks"
] | [
"ebay",
"shipping",
"tubes",
"valves"
] | There is disquiet in the world of vacuum electronics, that something as simple as shipping a vacuum tube could now be very difficult to achieve. It’s a concern expressed among other places in a video by [Guitologist] that we’ve included below, and includes tales of vacuum tubes being impounded as either dangerous to sh... | 76 | 31 | [
{
"comment_id": "4313776",
"author": "Gerrit Visser",
"timestamp": "2018-01-20T21:16:51",
"content": "I avoid buying anything that uses the Global Shipping program, it is an overpriced service. Just like UPS is for for cross border.",
"parent_id": null,
"depth": 1,
"replies": [
{
... | 1,760,374,514.103437 | ||
https://hackaday.com/2018/01/20/the-unnecessary-art-of-connector-crimping/ | The (Unnecessary?) Art Of Connector Crimping | Tom Nardi | [
"hardware",
"how-to",
"Tool Hacks"
] | [
"connectors",
"crimping",
"how-to",
"JST",
"wiring"
] | The “Completion Backwards Principle” is a method of reasoning through a problem by visualizing the end result and then working your way backwards from that point. The blog post that [Alan Hawse] has recently written about the intricacies of crimping wires for plug connectors is a perfect example of this principle. The ... | 54 | 19 | [
{
"comment_id": "4313649",
"author": "sgijo",
"timestamp": "2018-01-20T18:27:13",
"content": "I hate “Engineer” crimpers. They are so overpriced. I can do the same crimp with $10 crimper from China.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "4313730",
... | 1,760,374,514.203709 | ||
https://hackaday.com/2018/01/20/nintendo-switch-gets-making-with-labo/ | Nintendo Switch Gets Making With Labo | Tom Nardi | [
"Nintendo Hacks",
"Peripherals Hacks",
"Toy Hacks"
] | [
"educational",
"ir camera",
"Labo",
"motion control",
"nintendo",
"Nintendo Switch"
] | Over the years, Nintendo has had little trouble printing money with their various gaming systems. While they’ve had the odd misstep here and there since the original Nintendo Entertainment System was released in 1983, overall business has been good. But even for the company that essentially brought home video games to ... | 20 | 12 | [
{
"comment_id": "4313516",
"author": "nsayer",
"timestamp": "2018-01-20T15:37:43",
"content": "If you’re a fan of RiffTrax, you’ll have heard of their treatment of ACI’s “Boxes At Your Fingertips,” which instantly makes you happy that they did this:https://www.youtube.com/watch?v=kfhfz7UeAq8",
"... | 1,760,374,513.914614 | ||
https://hackaday.com/2018/01/20/tricked-out-barbecue-will-make-you-do-a-spit-take/ | Tricked-out Barbecue Will Make You Do A Spit Take | Kristina Panos | [
"Microcontrollers",
"Misc Hacks"
] | [
"barbecue",
"bluetooth",
"mangal",
"oled",
"pic18f",
"swiss army knife",
"worm gear"
] | [Strn] and his friends love to barbecue no matter what it’s like outside. But something always seems to interrupt the fun: either it’s time to get up and turn the meat, or the music stops because somebody’s phone ran out of juice, or darkness falls and there aren’t enough flashlights or charged-up phones. He had the id... | 8 | 6 | [
{
"comment_id": "4313395",
"author": "RoboMonkey",
"timestamp": "2018-01-20T12:46:54",
"content": "where’s the worm gear?",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "4313582",
"author": "Wide-eyed Southern Boy",
"timestamp": "2018-01-20T16... | 1,760,374,513.692395 | ||
https://hackaday.com/2018/01/20/microsoft-gets-hacker-friendly/ | Microsoft Gets Hacker Friendly | Al Williams | [
"Microcontrollers"
] | [] | You don’t often hear hackers say a lot of good things about Microsoft. Sure, you might use Windows, especially if you have one of those embarrassing day jobs. But at night in a hacker’s secret lab, you are likely to find something that looks more like Unix, even if it has a penguin, a piece of fruit, or even a green ro... | 72 | 15 | [
{
"comment_id": "4313266",
"author": "Dronty",
"timestamp": "2018-01-20T09:14:42",
"content": "Microsoft should ASAP throw a little cash at getting GPIO Expander to work in Windows, for direct control of the Pi Zero from within Windows over USB to go.https://www.raspberrypi.org/blog/gpio-expander/",... | 1,760,374,513.79808 | ||
https://hackaday.com/2018/01/19/roll-your-own-raspberry-pi-os/ | Roll Your Own Raspberry Pi OS | Al Williams | [
"Raspberry Pi"
] | [
"operating system",
"qemu",
"raspberry pi"
] | Writing an operating system is no small task, but like everything else it is easier than it used to be. [JSandler] has a tutorial on how to create
a simple operating system for the Raspberry Pi
. One thing that makes it easier is the development environment used. QEMU emulates a Raspberry Pi so you can do the developme... | 27 | 6 | [
{
"comment_id": "4313202",
"author": "Natsu",
"timestamp": "2018-01-20T06:37:52",
"content": "For serious IOT is very useful to be able customize the IOS:– removing useless OS parts that is not used on specific task– beter manage resources (CPU, memory)– reducing risk of conflict– reducing risk on s... | 1,760,374,513.983853 | ||
https://hackaday.com/2018/01/19/getting-to-know-an-18th-century-hacker/ | Getting To Know An 18th Century Hacker | Tom Nardi | [
"classic hacks",
"Tool Hacks"
] | [
"18th century",
"forging",
"hacker spirit",
"history",
"woodworking"
] | Here at Hackaday we tend to stay pretty close to the bleeding edge in tech, not by any conscious effort, but simply because that’s what most hackers are interested in. Sure we see the occasional vintage computer rebuild, or reverse engineering of some component that was put into service before most of us were born; but... | 11 | 5 | [
{
"comment_id": "4313177",
"author": "TGT",
"timestamp": "2018-01-20T05:08:28",
"content": "I love how hackers like to see the craftsmanship of the entire world as a funny little echo of their own tinkerings.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "43... | 1,760,374,513.850962 | ||
https://hackaday.com/2018/01/19/a-modern-take-on-the-crystal-radio/ | A Modern Take On The Crystal Radio | Al Williams | [
"3d Printer hacks",
"Radio Hacks"
] | [
"3d printer",
"am radio",
"crystal radio",
"crystal set"
] | We’ll admit that [3DSage] has a pretty standard design for a crystal radio. What we liked, though, was the
3D printed chassis with solderless connections
. Of course, the working pieces aren’t 3D printed — you need an earphone, a diode, and some wire too. You can see the build and the finished product in the video belo... | 20 | 12 | [
{
"comment_id": "4313000",
"author": "Redhatter (VK4MSL)",
"timestamp": "2018-01-20T00:22:35",
"content": "A capacitor across the piezo might help boost the amplitude a little by following the envelope a little more closely.",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"co... | 1,760,374,514.444428 | ||
https://hackaday.com/2018/01/22/how-low-can-an-esp8266-go/ | How Low Can An ESP8266 Go? | Al Williams | [
"Wireless Hacks"
] | [
"cnlohr",
"coin cell",
"ESP8266",
"low power"
] | We’ve been tuned into coin cell designs lately given the coin cell challenge, so we were interested in [CNLohr]’s latest video about
pushing the ESP8266 into the lowest-possible battery drain with coin cells
. The result is a series of hacks, based on a reverse-engineered library and depends on a modified router, but t... | 40 | 13 | [
{
"comment_id": "4316256",
"author": "Robert Mateja",
"timestamp": "2018-01-22T13:28:07",
"content": "…or go with client – server way and go down order of mag. 0.8uA sleep and ~2mA full throttle",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "4316261",
... | 1,760,374,514.542873 | ||
https://hackaday.com/2018/01/22/we-couldnt-afford-an-oculus-so-we-built-one/ | We Couldn’t Afford An Oculus, So We Built One | Al Williams | [
"Arduino Hacks",
"Virtual Reality"
] | [
"arduino",
"oculus rift",
"virtual reality"
] | Like a lot of 16-year-olds, [Maxime Coutté] wanted an Oculus Rift. Unlike a lot of 16-year-olds, [Maxime] and friends [Gabriel] and [Jonas] built one themselves for about a hundred bucks and posted it on
GitHub
. We’ll admit that at 16 we weren’t throwing around words like quaternions and antiderivatives, so we were du... | 20 | 6 | [
{
"comment_id": "4315788",
"author": "kryptylomese",
"timestamp": "2018-01-22T09:58:12",
"content": "So, why leave the strap hanging down in the video that blocks the view of the middle section of the display of the headset?",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"co... | 1,760,374,514.69722 | ||
https://hackaday.com/2018/01/21/someones-made-the-laptop-clive-sinclair-never-built/ | Someone’s Made The Laptop Clive Sinclair Never Built | Jenny List | [
"classic hacks"
] | [
"portable",
"sinclair",
"sinclair spectrum",
"ZX Spectrum",
"ZX Spectrum next"
] | The Sinclair ZX Spectrum was one of the big players in the 8-bit home computing scene of the 1980s, and decades later is sports one of the most active of all the retrocomputing communities. There is a thriving demo scene on the platform, there are new games being released, and there is even new Spectrum hardware coming... | 42 | 19 | [
{
"comment_id": "4315473",
"author": "Ostracus",
"timestamp": "2018-01-22T06:04:59",
"content": "Oozes nostalgia especially with the chiptune.",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "4315518",
"author": "Anon",
"timestamp": "2018-01-22T06:39:23"... | 1,760,374,514.773671 | ||
https://hackaday.com/2018/01/21/weaving-with-light-an-oled-fibre-fabric-display/ | Weaving With Light: An OLED Fibre Fabric Display | Jenny List | [
"Wearable Hacks"
] | [
"oled",
"OLED cloth",
"OLED fiber",
"OLED fibre",
"wearable display"
] | If you think of wearable electronic projects, in many cases what may come to mind are the use of addressable LEDs, perhaps on strips or on sewable PCBs like the Neopixel and similar products. They make an attractive twinkling fashion show, but there remains a feeling that in many cases once you have seen one project, y... | 11 | 6 | [
{
"comment_id": "4315634",
"author": "Topaaz",
"timestamp": "2018-01-22T08:17:49",
"content": "This might take cheating in exams to a whole new level… Get ready for brainstorming :D",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "4316981",
"author": "... | 1,760,374,514.817468 | ||
https://hackaday.com/2018/01/21/hackaday-links-january-21-2018/ | Hackaday Links: January 21, 2018 | Brian Benchoff | [
"Hackaday Columns",
"Hackaday links"
] | [
"ces",
"handwarmer",
"hyperloop",
"nintendo",
"rc",
"sparklecon",
"STM32F7"
] | You know what next week is?
Sparklecon
! What is it? Everybody hangs out at the
23b Hackerspace
in Fullerton, California. Last year, people were transmuting the elements, playing Hammer Jenga, roasting marshmallows over hot resistors, and generally having a really great time. It’s the party for
our sort of people
, and... | 17 | 6 | [
{
"comment_id": "4315270",
"author": "Saabman",
"timestamp": "2018-01-22T00:34:41",
"content": "“No. The chief executive of the Virgin Hyperloop project has something better in mind. A smartphone app, “that would connect future Hyperloop passengers with other modes of transport on arrival.””At least... | 1,760,374,514.640617 | ||
https://hackaday.com/2018/01/21/interactive-led-table/ | Interactive LED Table | Al Williams | [
"Arduino Hacks",
"LED Hacks"
] | [
"coffee table",
"led coffee table",
"table",
"woodworking",
"ws2812b"
] | Some hackers make functional things that you can’t allow to be seen in polite company. Others make beautiful things that could come from a high-end store. [Marija] falls into the second category and her
interactive LED coffee table
would probably fetch quite a bit on the retail market. You can see a video of the awesom... | 6 | 2 | [
{
"comment_id": "4315171",
"author": "C",
"timestamp": "2018-01-21T22:08:38",
"content": "@Marija – looks like you know your way around a table saw, so you’re probably familiar with these – but just in case:https://en.wikipedia.org/wiki/Dado_set",
"parent_id": null,
"depth": 1,
"replies"... | 1,760,374,514.584618 | ||
https://hackaday.com/2018/01/21/quick-and-dirty-driver-tips-for-surplus-vfds/ | Quick And Dirty Driver Tips For Surplus VFDs | Dan Maloney | [
"classic hacks",
"Misc Hacks"
] | [
"4026",
"cmos",
"driver",
"hot cathode",
"iv-3",
"seven segment",
"vacuum fluorescent display",
"vfd"
] | Sometimes it seems like eBay is the world’s junk bin, and we mean that in the best possible way. The variety of parts available for a pittance boggles the mind sometimes, especially when the parts were once ordered in massive quantities but have since gone obsolete. The urge to order parts like these in bulk can be ove... | 8 | 5 | [
{
"comment_id": "4314975",
"author": "Alphatek",
"timestamp": "2018-01-21T19:22:07",
"content": "Hmm, I always assumed that the ‘VFD’s like that were just a 7seg LED in a glass envelope…",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "4315109",
"autho... | 1,760,374,515.071914 | ||
https://hackaday.com/2018/01/19/build-a-sandblasting-rig-for-6/ | Build A Sandblasting Rig For $6 | Kristina Panos | [
"Tool Hacks"
] | [
"compressor",
"sandblaster",
"sandblasting"
] | Let’s get something out of the way: yes, this assumes you already own or have access to a compressor. So
if you do
, and know what you’re getting into,
why not build a cheap sandblasting rig
? That’s what [adamf135] did after seeing someone do it on YouTube. He seriously doubted it would work, but the results are prett... | 42 | 8 | [
{
"comment_id": "4312841",
"author": "jcwren",
"timestamp": "2018-01-19T21:03:55",
"content": "Yes, wear a mask. Silicosis is for real.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "4312843",
"author": "mac012345",
"timestamp": "2018-01-19T2... | 1,760,374,515.301436 | ||
https://hackaday.com/2018/01/19/a-keyboard-to-stomp-on/ | A Keyboard To Stomp On | Lewin Day | [
"Arduino Hacks"
] | [
"arduino",
"Arduino Leonardo",
"keyboard",
"macro"
] | Macros are useful things. They allow one to execute a series of commands with a single keypress. There exists a wide variety of hardware and software solutions to create and use macros to improve your workflow, and now [Evan] has brought the open-source ManyKey into the fray,
along with a build tutorial to boot
.
The t... | 10 | 6 | [
{
"comment_id": "4312831",
"author": "Maave",
"timestamp": "2018-01-19T20:46:20",
"content": "That software looks nice n easy.I have some foot pedals made from a keyboard. The hardware is very easy – pop off most of the keys, tape on a few flat plates for pedals, and the plates depress the remaining... | 1,760,374,515.121493 | ||
https://hackaday.com/2018/01/19/space-escape-flying-a-chair-to-lunar-orbit/ | Space Escape: Flying A Chair To Lunar Orbit | Brian Benchoff | [
"Engineering",
"History",
"Original Art",
"Slider"
] | [
"apollo",
"Apollo Lunar Module",
"LESS",
"moon",
"Moon landing",
"nasa",
"Space Escape"
] | In the coming decades, mankind will walk on the moon once again. Right now, plans are being formulated for space stations orbiting around Lagrange points, surveys of lava tubes are being conducted, and slowly but surely plans are being formed to build the hardware that will become a small scientific outpost on our clos... | 56 | 23 | [
{
"comment_id": "4312795",
"author": "Noah",
"timestamp": "2018-01-19T19:16:30",
"content": "Kerbal Space Program, here I come!",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "4312888",
"author": "Michael C. Fortner",
"timestamp": "2018-01-19T... | 1,760,374,515.223341 | ||
https://hackaday.com/2018/01/19/make-a-better-spring-loaded-smt-tape-strip-holder/ | Make A Better, Spring-Loaded SMT Tape Strip Holder | Donald Papp | [
"Tool Hacks"
] | [
"3d printed",
"injection molding",
"pick and place",
"reel",
"smd",
"smt",
"smt reel",
"tape feeder",
"tape holder"
] | Every so often, a project is worth some extra work to see if the idea can go any further. [JohnSL] has been busy doing exactly that with his
spring-loaded SMT tape holder
project. Having done the original with 3D printing, he has been working on designing for injection molding. This isn’t a motorized feeder, it’s still... | 6 | 3 | [
{
"comment_id": "4312857",
"author": "Somun",
"timestamp": "2018-01-19T21:29:48",
"content": "His YT channel looks to be a great resource about making molds with a small mill (he has a converted taig by the looks of it).",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"commen... | 1,760,374,515.425375 | ||
https://hackaday.com/2018/01/19/linux-fu-custom-bash-command-completion/ | Linux Fu: Custom Bash Command Completion | Al Williams | [
"Hackaday Columns",
"Linux Hacks"
] | [
"bash",
"command completion",
"Linux Fu",
"linuxfu"
] | If you aren’t a Linux user and you watch someone who knows what they are doing use Bash — the popular command line interpreter — you might get the impression they type much faster than they actually do. That’s because experienced Linux users know that pressing the tab key will tend to complete what they are typing, so ... | 24 | 6 | [
{
"comment_id": "4312666",
"author": "bdwheele",
"timestamp": "2018-01-19T16:10:24",
"content": "I actually turn off a lot of the command-specific bash completion because it gets in the way more than it helps (the bash-completion package in Fedora).For example, today I was on a newly installed machi... | 1,760,374,515.376597 | ||
https://hackaday.com/2018/01/19/long-range-rfid-leaflets/ | Long-Range RFID Leaflets | Brian McEvoy | [
"Radio Hacks",
"Wireless Hacks"
] | [
"art",
"art installation",
"botany",
"conveyor",
"long range",
"long-range RFID",
"rfid"
] | Pick a card, any card. [Andrew Quitmeyer] and [Madeline Schwartzman] make sure that any card you pick will match their
NYC art installation
. “Replantment” is an interactive art installation which invites guests to view full-size leaf
molds
casts from around the world.
A receipt file with leaf images is kept out of ran... | 29 | 14 | [
{
"comment_id": "4312581",
"author": "jacobchrist",
"timestamp": "2018-01-19T13:38:56",
"content": "I hate to be the first troll but wtf? “Now our leaves from around the world are photosynthesizing and creating a future architecture of extraordinary beauty and energy reduction”Oh, unless of course b... | 1,760,374,515.491455 | ||
https://hackaday.com/2018/01/19/this-usb-drive-will-self-destruct-after-ruining-your-computer/ | This USB Drive Will Self-Destruct After Ruining Your Computer | Dan Maloney | [
"Security Hacks"
] | [
"confetti",
"exploit",
"explosive",
"hid",
"injection",
"keystroke",
"malware",
"payload",
"pyrotechnic",
"smoke",
"usb"
] | Who would have thought that you could light up pyrotechnics on USB power? This
USB keystroke injector that blows up after it’s used
proves the concept.
Fully aware that this is one of those “just because you can doesn’t mean you should” projects, [MG] takes pains to point out that his danger dongle is just for dramatic... | 35 | 8 | [
{
"comment_id": "4312517",
"author": "CRImier",
"timestamp": "2018-01-19T12:06:41",
"content": "Hoped for a USBKiller, was disappointed.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "4312583",
"author": "AKA the A",
"timestamp": "2018-01-19T... | 1,760,374,515.776133 | ||
https://hackaday.com/2018/01/19/diy-spray-booth-is-both-light-and-lit/ | DIY Spray Booth Is Both Light And Lit | Kristina Panos | [
"how-to",
"Misc Hacks"
] | [
"foam board",
"led strips",
"spray booth"
] | Industrial designer [Eric Strebel] has access to big, walk-in spray booths, but bigger isn’t always better. For small jobs, it’s overkill, and he wanted his own spray booth anyway. If you’re ready to upgrade from that ratty old cardboard box in the garage, look no further than
[Eric]’s spray booth how-to
after the brea... | 17 | 5 | [
{
"comment_id": "4312421",
"author": "Dan",
"timestamp": "2018-01-19T10:22:38",
"content": "Cardboard box? Surely you jest. I’m still using the LID for a cardboard box. The whole box would be an upgrade for me.This is a cool project, though I admit when I read the price at first I thought there was ... | 1,760,374,515.706001 | ||
https://hackaday.com/2018/01/18/reading-out-an-eprom-with-dip-switches/ | Reading Out An EPROM – With DIP Switches | Sven Gregori | [
"classic hacks"
] | [
"dip switch",
"eprom",
"leds",
"memory",
"reader"
] | We’re all too spoiled nowadays with our comfortable ways to erase and write data to persistent memory, whether it’s our microcontroller’s internal flash or some external EEPROM. Admittedly, those memory technologies aren’t exactly new, but they stem from a time when their predecessors had to bathe under ultraviolet lig... | 10 | 7 | [
{
"comment_id": "4312301",
"author": "Yann Guidon / YGDES",
"timestamp": "2018-01-19T06:12:40",
"content": "Use hexadecimal encoding wheels :-)Oh and I created several hex=>7seg displays, the latest using bare diode ROMs and Numitrons ! :Dhttps://hackaday.io/project/26068https://www.youtube.com/watc... | 1,760,374,515.656759 | ||
https://hackaday.com/2018/01/18/micropython-learns-a-new-trick-isp-for-avrs/ | MicroPython Learns A New Trick – ISP For AVRs | Inderpreet Singh | [
"Software Hacks"
] | [
"AVR",
"circuit",
"CircuitPython",
"isp",
"ladyada",
"programming",
"python"
] | One of the reasons why the Arduino became so popular was the ability to program it with ease. It meant the end of big parallel programmers that would cost an arm and a leg. The latest installment of CircuitPython from [Lady Ada] and the team over at Adafruit is
a library for programming AVR microcontrollers
without a d... | 12 | 8 | [
{
"comment_id": "4312242",
"author": "zakqwy",
"timestamp": "2018-01-19T03:27:15",
"content": "this is really cool!",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "4312410",
"author": "Richard Collins",
"timestamp": "2018-01-19T09:51:14",
... | 1,760,374,515.837203 | ||
https://hackaday.com/2018/01/18/cardboard-wall-is-surprisingly-well-built/ | Cardboard Wall Is Surprisingly Well Built | Adam Fabio | [
"home hacks",
"News"
] | [
"cardboard",
"loft",
"wall"
] | We all built cardboard forts when we were kids. [Paintingcook] has taken it into adulthood
with a hand built cardboard wall
. He and his wife leased a loft apartment. Lofts are great — one giant space to work with. Plans changed a bit when they found out they had a baby on the way. A single living, working, and sleepin... | 49 | 15 | [
{
"comment_id": "4312116",
"author": "evilmadscience",
"timestamp": "2018-01-19T00:10:39",
"content": "I built a darkroom when I was a teenager with cardboard walls. It worked pretty well. You obviously could not hang anything on them, not lean up against them, nor were they near soundproof, but t... | 1,760,374,515.930299 | ||
https://hackaday.com/2018/01/18/big-trak-gets-a-new-brain/ | Big Trak Gets A New Brain | Al Williams | [
"Arduino Hacks",
"Robots Hacks",
"Toy Hacks"
] | [
"Big Trak",
"bigtrak",
"robot toy"
] | If you were a kid in the 1980s you might have been lucky enough to score a Big Trak — a robotic toy you could program using a membrane keyboard to do 16 different motions. [Howard] has one, but not wanting to live with a 16-step program, he gave it
a brain transplant with an Arduino
and brought it on [RetroManCave’s] v... | 30 | 17 | [
{
"comment_id": "4312032",
"author": "Tom Brusehaver",
"timestamp": "2018-01-18T21:17:36",
"content": "The Big Trak drive mechanism needs to be looked at by everyone.The left and right motors are inexpensive basic motors. These motors turn about the same speed all by themselves.The way the motors we... | 1,760,374,516.066075 | ||
https://hackaday.com/2018/01/18/over-the-air-updates-for-your-arduino/ | Over The Air Updates For Your Arduino | Lewin Day | [
"Arduino Hacks"
] | [
"arduino",
"bootloader",
"nRF24L01+",
"OTA",
"over the air"
] | An Arduino and a data radio can make a great remote sensor node. Often in such situations, the hardware ends up installed somewhere hard to get to – be it in a light fitting, behind a wall, or secreted somewhere outdoors. Not places that you’d want to squeeze a cable repeatedly into while debugging.
[2BitOrNot2Bit] dec... | 17 | 6 | [
{
"comment_id": "4311980",
"author": "jrfl",
"timestamp": "2018-01-18T19:47:46",
"content": "Seems horrendously complicated, my solution to this issue was to simply use a bluetooth->serial module (make sure you have one which hast the DTR pin broken out and working, not all of them do) connected to ... | 1,760,374,515.999316 | ||
https://hackaday.com/2018/01/18/know-your-video-waveform/ | Know Your Video Waveform | Jenny List | [
"Engineering",
"Featured",
"Original Art",
"Slider",
"Video Hacks"
] | [
"composite video",
"ntsc",
"pal",
"tv",
"video"
] | When you acquired your first oscilloscope, what were the first waveforms you had a look at with it? The calibration output, and maybe your signal generator. Then if you are like me, you probably went hunting round your bench to find a more interesting waveform or two. In my case that led me to a TV tuner and IF strip, ... | 84 | 24 | [
{
"comment_id": "4311909",
"author": "psho",
"timestamp": "2018-01-18T18:13:35",
"content": "Why bother with analog video when you can use HDMI od RS232",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "4312264",
"author": "RÖB",
"timestamp": "2... | 1,760,374,516.191781 | ||
https://hackaday.com/2018/01/18/solenoids-and-servos-for-self-actuated-switches/ | Solenoids And Servos For Self Actuated Switches | Brian Benchoff | [
"home hacks"
] | [
"ESP8266",
"home automation",
"servo",
"Wemos"
] | The new hotness in home automation is WiFi controlled light switches. Sure, we’ve had computer-controlled home lighting for literally forty years with X10 modules, but now we have VC money pouring into hardware, and someone needs to make a buck. A few years ago, [Alex] installed WiFi switches in a few devices in his ho... | 56 | 23 | [
{
"comment_id": "4311842",
"author": "djneo",
"timestamp": "2018-01-18T16:34:03",
"content": "love this, had this idea for years. love the fact that somebody made thisso cool",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "4312704",
"author": "pborges... | 1,760,374,516.287932 | ||
https://hackaday.com/2018/01/18/neural-networking-robots-learning-from-video/ | Neural Networking: Robots Learning From Video | Steven Dufresne | [
"Hackaday Columns",
"Interest",
"Original Art",
"Slider"
] | [
"deep neural networks",
"machine learning",
"neural network",
"reinforcement learning"
] | Humans are very good at watching others and imitating what they do. Show someone a video of flipping a switch to turn on a CNC machine and after a single viewing they’ll be able to do it themselves. But can a robot do the same?
Bear in mind that we want the demonstration video to be of a human arm and hand flipping the... | 16 | 5 | [
{
"comment_id": "4311784",
"author": "Ren",
"timestamp": "2018-01-18T15:07:07",
"content": "And Skynet will learn to kill humans by watching action films!",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "4311798",
"author": "dmalhar",
"timestam... | 1,760,374,516.442899 | ||
https://hackaday.com/2018/01/18/capture-the-flag-challenge-is-your-perfect-gift/ | Capture The Flag Challenge Is The Perfect Gift | Sven Gregori | [
"Software Hacks"
] | [
"capture the flag",
"ctf",
"disassembler",
"ESP8266",
"lua",
"NodeMCU",
"reverse engineering"
] | Nothing says friendship like a reverse engineering challenge on unknown terrain as a birthday present. When [Rikaard] turned 25 earlier this year, his friend [Veydh] put together a Capture the Flag challenge on an ESP8266 for him. As a software guy with no electronics background, [Rikaard] had no idea what he was prese... | 7 | 2 | [
{
"comment_id": "4311991",
"author": "Ronald McStuffins",
"timestamp": "2018-01-18T20:05:05",
"content": "Full disclosure, I’m super jealous of these single people with enough free time to do these massively time consuming projects.Typing this comment is the extent of my daily free time.Moral: Don’... | 1,760,374,516.334235 | ||
https://hackaday.com/2018/01/18/flying-the-friendly-skies-with-a-hall-effect-joystick/ | Flying The Friendly Skies With A Hall Effect Joystick | Adam Fabio | [
"Arduino Hacks"
] | [
"arduino",
"Hall",
"hall effect",
"Joystick",
"magnet",
"pc",
"sensor"
] | There are plenty of PC joysticks out there, but that didn’t stop
[dizekat] from building his own
. Most joysticks measure position mechanically using potentiometers or encoders. Only a few high-end models use Hall effect sensors. That’s the route [dizekat] took.
Hall effect sensors are non-contact devices which measure... | 15 | 7 | [
{
"comment_id": "4311469",
"author": "russdill",
"timestamp": "2018-01-18T09:15:35",
"content": "Not to lessen dizekat’s work, because such a project is awesome a joy to do, but I really hope the reason he did it wasn’t costhttps://www.amazon.com/Thrustmaster-T16000M-FCS-Joystick-Black/dp/B01MQEDEEW... | 1,760,374,516.382753 | ||
https://hackaday.com/2018/01/17/making-a-covox-speech-thing-work-on-a-modern-pc/ | Making A Covox Speech Thing Work On A Modern PC | Richard Baguley | [
"Linux Hacks"
] | [
"Covox",
"covox speech thing",
"parallel"
] | Long ago, when mainframes ruled the earth, computers were mute. In this era before MP3s and MMUs, most home computers could only manage a simple beep or two. Unless you had an add-on device like the Covox Speech Thing, that is. This 1986 device plugged into your parallel port and allowed you to play sound. Glorious 8-b... | 52 | 13 | [
{
"comment_id": "4311296",
"author": "cyk",
"timestamp": "2018-01-18T07:16:55",
"content": "I remember this thing. AKA Disney Sound Source (same principle, but different hardware).Back then, games used FM synthesis for music, and a DAC (usually 8 bit) for noises. So the sound cards had hardware for ... | 1,760,374,516.693145 | ||
https://hackaday.com/2018/01/17/speech-recognition-for-linux-gets-a-little-closer/ | Speech Recognition For Linux Gets A Little Closer | Al Williams | [
"Linux Hacks",
"Software Hacks"
] | [
"deepspeech",
"linux",
"mozilla",
"speech recognition"
] | It has become commonplace to yell out commands to a little box and have it answer you. However, voice input for the desktop has never really gone mainstream. This is particularly slow for Linux users whose options are shockingly limited, although decent speech support is baked into recent versions of Windows and OS X Y... | 33 | 5 | [
{
"comment_id": "4311114",
"author": "Gravis",
"timestamp": "2018-01-18T03:49:07",
"content": "While nice, what this really demonstrates is that X has zero security. Seriously, any X application could completely compromise your desktop.",
"parent_id": null,
"depth": 1,
"replies": [
... | 1,760,374,516.511088 | ||
https://hackaday.com/2018/01/17/recreating-the-radio-from-portal/ | Recreating The Radio From Portal | Tom Nardi | [
"3d Printer hacks",
"digital audio hacks",
"Radio Hacks"
] | [
"3d printed",
"bluetooth speaker",
"Fusion 360",
"portal",
"prop building"
] | If you’ve played Valve’s masterpiece
Portal
, there’s probably plenty of details that stick in your mind even a decade after its release. The song at the end, GLaDOS, “The cake is a lie”, and so on. Part of the reason people are still talking about
Portal
after all these years is because of the imaginative world buildi... | 13 | 8 | [
{
"comment_id": "4310811",
"author": "Ostracus",
"timestamp": "2018-01-18T00:14:06",
"content": "Achievable/Functionable, unlike all the rest, although I really wouldn’t mind a portal gun.",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "4310822",
"author": ... | 1,760,374,517.264493 | ||
https://hackaday.com/2018/01/17/improvising-an-eprom-eraser/ | Improvising An EPROM Eraser | Brian Benchoff | [
"classic hacks",
"Microcontrollers"
] | [
"eprom",
"ultraviolet",
"uv",
"UV LED"
] | Back in the old days, when we were still twiddling bits with magnetized needles, changing the data on an EPROM wasn’t as simple as shoving it in a programmer. These memory chips were erased with UV light shining through a quartz window onto a silicon die. At the time, there were neat little blacklights in a box sold to... | 86 | 28 | [
{
"comment_id": "4310456",
"author": "Saabman",
"timestamp": "2018-01-17T21:15:55",
"content": "Lol I had dug my EPROM eraser out only a couple of days ago and dusted it off to try and cure some UV glue but the wavelength of the eraser was too short for the glue :(That’s neat a single led consuming ... | 1,760,374,517.041526 |
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