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|---|---|---|---|---|---|---|---|---|---|---|---|
https://hackaday.com/2019/01/12/robots-actions-and-our-reactions/ | Robot’s Actions And Our Reactions | Brian McEvoy | [
"Robots Hacks"
] | [
"action",
"gesture",
"greeting",
"minimal",
"motion",
"reaction",
"robot",
"simple",
"social",
"study"
] | If you walk into a dog owner’s home that dog is probably going to make a beeline to see if you are a threat. If you walk into a cat owner’s home, you may see the cat wandering around, if it even chooses to grace you with its presence. For some people, a dog’s direct approach can be nerve-wracking, or even scary dependi... | 9 | 7 | [
{
"comment_id": "5776187",
"author": "Darren",
"timestamp": "2019-01-12T10:21:10",
"content": "Doesn’t work for me, I just see a ball moving about, no gesturing or emotion.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "5776242",
"author": "Jan",
... | 1,760,374,080.173593 | ||
https://hackaday.com/2019/01/11/visual-airplane-tracker-runs-on-pi/ | Visual Airplane Tracker Runs On Pi | Richard Baguley | [
"Raspberry Pi"
] | [
"adsb",
"led",
"raspberry pi"
] | As no doubt is the case with many readers, there is a Raspberry Pi running in the yard near where this is being written that tracks airplanes, listening into the ADS-B radio broadcasts that they send and uploading the data to a sharing service. This device lacks the blinky LEDs that hacking custom states it should have... | 0 | 0 | [] | 1,760,374,080.119221 | ||
https://hackaday.com/2019/01/11/you-wont-hear-this-word-on-the-street/ | You Won’t Hear This Word On The Street | Brian McEvoy | [
"Wearable Hacks"
] | [
"microsoft",
"patent",
"silent voice",
"subvocal recognition",
"subvocalization",
"whisper"
] | The simplest answer to a problem is not necessarily always the best answer. If you ask the question, “How do I get a voice assistance to work on a crowded subway car?”, the simplest answer is to shout into a microphone but we don’t want to ask Siri to put toilet paper on the shopping list in front of fellow passengers ... | 15 | 6 | [
{
"comment_id": "5774712",
"author": "Col. Panek",
"timestamp": "2019-01-12T03:11:38",
"content": "Let me know when phones can do ASL. That would be useful.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "5775012",
"author": "Brian",
"timestam... | 1,760,374,080.264847 | ||
https://hackaday.com/2019/01/11/a-turntable-for-model-railroads/ | A Turntable For Model Railroads | Lewin Day | [
"classic hacks"
] | [
"arduino",
"model railroad",
"railroad"
] | Way back when, before diesel-electric locomotives were a thing, trains weren’t really able to go backwards too well. Also it’s sometimes necessary to turn carriages around in a small space. For that, the railway turntable was invented. If you want to implement one on a model layout,
this project from DIY & Digital Rail... | 17 | 14 | [
{
"comment_id": "5774055",
"author": "Gregg Eshelman",
"timestamp": "2019-01-12T00:57:26",
"content": "Alignment should be easy. Put a dimple in a spot on the turntable, sized for a roller tipped microswitch lever to fit partially into. Have one switch for each track position, mounted so the switche... | 1,760,374,080.41918 | ||
https://hackaday.com/2019/01/11/esp8266-ac-controller-shows-whats-possible/ | ESP8266 AC Controller Shows Whats Possible | Tom Nardi | [
"home hacks",
"Microcontrollers"
] | [
"ESP8266",
"hvac",
"internet of things",
"NodeMCU",
"smart home",
"SSD1332"
] | People often get the impression that home built hardware is destined to have a certain amateurish look or feel to it. It’s as though just because you didn’t buy it in a store, it will look cheap or thrown together. While it’s true a hacked together device
could
look like it was built from the parts bin (and to be fair,... | 13 | 6 | [
{
"comment_id": "5773062",
"author": "janostman",
"timestamp": "2019-01-11T21:18:38",
"content": "It often starts as home built but as time, experience and contacts go by it ends up very professional.",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "5773164",
... | 1,760,374,080.364945 | ||
https://hackaday.com/2019/01/11/no-moving-parts-phased-array-antennas-move-while-standing-still/ | No Moving Parts: Phased Array Antennas Move While Standing Still | Al Williams | [
"Radio Hacks",
"Wireless Hacks"
] | [
"2018 Hackaday Superconference",
"antenna",
"beamforming",
"phase array",
"phased array",
"radio frequency",
"RF",
"Supercon"
] | If you watch old science fiction or military movies — or if you were alive back in the 1960s — you probably know the cliche for a radar antenna is a spinning dish. Although the very first radar antennas were made from wire, as radar sets moved higher in frequency, antennas got smaller and rotating them meant you could ... | 15 | 11 | [
{
"comment_id": "5772657",
"author": "jcwren",
"timestamp": "2019-01-11T19:45:42",
"content": "Rotate all the beans!",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "5772659",
"author": "jcwren",
"timestamp": "2019-01-11T19:46:17",
"con... | 1,760,374,080.520734 | ||
https://hackaday.com/2019/01/13/cnc-turns-a-single-pcb-into-origami-hemisphere/ | CNC Turns A Single PCB Into Origami Hemisphere | Dan Maloney | [
"contests",
"LED Hacks"
] | [
"Circuit Sculpture",
"CNC router",
"fr4",
"jewelry",
"led",
"pcb",
"sk6812"
] | Trying to make a hemispherical surface out of a PCB is no easy feat. Trying to do that and make the result a working circuit is even harder. Doing it with one solid piece of FR4 seems impossible, right?
Not so much. [brainsmoke] came up with
a clever way to make foldable, working PCBs
that can be formed into hemisphere... | 8 | 4 | [
{
"comment_id": "5786156",
"author": "cde",
"timestamp": "2019-01-14T06:19:56",
"content": "Wouldn’t gluing FPC to a folded substrate work better? No risk of cutting through the 0.1mm tolerance.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "5787924",
... | 1,760,374,080.463944 | ||
https://hackaday.com/2019/01/13/vintage-audio-gear-gets-a-display-upgrade/ | Vintage Audio Gear Gets A Display Upgrade | Dan Maloney | [
"Repair Hacks",
"Retrocomputing"
] | [
"backlight",
"boost converter",
"el",
"electroluminescent",
"inverter",
"iPhone 6s",
"LCB",
"retro",
"sampler"
] | The lengths the retrocomputing devotee must go to in order to breathe new life into old gear can border on the heroic. Tracing down long-discontinued parts, buying multiple copies of the same unit to act as organ donors for the one good machine, and when all else fails, improvising with current productions parts to get... | 4 | 3 | [
{
"comment_id": "5789668",
"author": "Fly Hammer",
"timestamp": "2019-01-14T22:47:54",
"content": "This was a really cool repair and definitely a good “howto” to file away for personal use. But if I’m reading it correctly, it seems that the problem wasn’t the dim display but the electronic noise the... | 1,760,374,080.216242 | ||
https://hackaday.com/2019/01/13/hackaday-links-ces-is-over/ | Hackaday Links: CES Is Over | Brian Benchoff | [
"Hackaday Columns",
"Hackaday links"
] | [
"#internetofshit",
"ces",
"ImageWriter",
"ImageWriter II",
"KSMO",
"solidworks",
"uber"
] | CES is over, and once again we have proof technology does not improve our lives.
Here’s the takeaway from the @internetofshit
. There’s a garbage can where you can drop your DNA sample. This is obviously not a Bay Area startup, because they just leave DNA samples on the sidewalk there. The ‘smart cooler’ market is heat... | 17 | 6 | [
{
"comment_id": "5785396",
"author": "Jeff Faust",
"timestamp": "2019-01-14T01:20:57",
"content": "Oh Gawd, my ImageWriter II is still in the basement. Those full-color ribbons were awesome. With a little trickery in SuperPaint, you could get a 144 dpi color image, which was pretty hot stuff in 1987... | 1,760,374,080.575053 | ||
https://hackaday.com/2019/01/13/years-dont-dim-the-shine-of-these-curious-gadgets/ | Years Don’t Dim The Shine Of These Curious Gadgets | Donald Papp | [
"Art",
"computer hacks",
"hardware",
"Microcontrollers"
] | [
"black box",
"eprom",
"gifts",
"hardware",
"hardware puzzle",
"serial",
"sprite_tm",
"tetris"
] | [Maarten Tromp] recently took the time to document some of the
unusual and creative electronic projects he received as gifts
over the years. These gadgets were created in the early 2000’s and still work flawlessly today. Two of our favorites are shown here:
Hardware Tetris Unit
(shown in the image above) and
Heap of El... | 4 | 3 | [
{
"comment_id": "5785529",
"author": "Jarek Lupinski",
"timestamp": "2019-01-14T02:15:18",
"content": "That Serial Tetris Game is adorable! I wonder if there are any USB versions…",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "5790956",
"author": "La... | 1,760,374,080.312389 | ||
https://hackaday.com/2019/01/13/a-fully-automatic-electric-can-crusher/ | A Fully Automatic Electric Can Crusher | Jenny List | [
"Raspberry Pi"
] | [
"beverage can",
"CAN",
"can crusher",
"recycle"
] | Those of us who recycle our empty drink cans know the annoying storage problem these containers present. For an object with very little metal, a can takes up a huge amount of space, and should you possess a greater than average thirst you can soon end up with a lot of space taken up with stacks of cans. The solution of... | 64 | 24 | [
{
"comment_id": "5783325",
"author": "GregP",
"timestamp": "2019-01-13T18:09:43",
"content": "Would be MUCH cooler if it was rapid-fire. :-)",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "5783340",
"author": "Dan",
"timestamp": "2019-01-13T18:13:49",
... | 1,760,374,081.158451 | ||
https://hackaday.com/2019/01/13/see-the-radioactive-world-with-this-peltier-cloud-chamber/ | See The Radioactive World With This Peltier Cloud Chamber | Dan Maloney | [
"classic hacks",
"Misc Hacks"
] | [
"cloud chamber",
"condensation",
"contrail",
"ionizing radiation",
"isopropanol",
"isopropyl",
"peltier",
"radiation",
"radioactivity",
"TEC",
"thermoelectric cooler"
] | Remember when a homemade cloud chamber was a science fair staple? We haven’t participated for decades, but it seemed like every year someone would put a hunk of dry ice in a fish tank, add a little alcohol, and with the lighting just right – which it never was in the gymnasium – you might be lucky enough to see a few c... | 17 | 9 | [
{
"comment_id": "5782761",
"author": "Dan",
"timestamp": "2019-01-13T15:22:13",
"content": "Wow, that’s very impressive. With tracks so clear, you should be able to put cameras around the dome and use OpenCV to capture a 3D rendering of the particles.",
"parent_id": null,
"depth": 1,
"re... | 1,760,374,080.97827 | ||
https://hackaday.com/2019/01/13/blowing-the-dust-off-of-an-ibm-as-400-server/ | Blowing The Dust Off Of An IBM AS/400 Server | Tom Nardi | [
"computer hacks",
"Retrocomputing"
] | [
"as/400",
"cobol",
"hackaday retro edition",
"ibm",
"RPG",
"server",
"vintage computing",
"wireshark"
] | If you’ve never seen an IBM AS/400 machine, don’t feel bad. Most people haven’t. Introduced in 1988 as a mid-range server line, it used a unique object-based operating system and was geared specifically towards business and enterprise customers. Unless you’re a particularly big fan of COBOL you probably won’t have much... | 112 | 46 | [
{
"comment_id": "5781824",
"author": "Cryotonome",
"timestamp": "2019-01-13T12:20:35",
"content": "Non COBOL, mainly programmed in RPG III.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "5783481",
"author": "Westerj",
"timestamp": "2019-01-13... | 1,760,374,081.374405 | ||
https://hackaday.com/2019/01/13/hot-glue-makes-these-segments-glow/ | Hot Glue Makes These Segments Glow | Jenny List | [
"LED Hacks"
] | [
"7-segment display",
"hot glue",
"hot melt glue",
"led"
] | It’s safe to say that hot-melt glue is a staple of the projects we see here at Hackaday. There won’t be many readers who don’t have a glue gun, and a blob of the sticky stuff will secure many a project. But it’s not so often we see it used as an integral component for a property other than its stickiness, so [DusteD]’s... | 14 | 7 | [
{
"comment_id": "5780902",
"author": "Jan",
"timestamp": "2019-01-13T09:49:21",
"content": "hmm… I must keep this tip in mind. I’m sure it will come in handy some day.Thanks for posting",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "5781660",
"author... | 1,760,374,080.927417 | ||
https://hackaday.com/2019/01/12/diy-guided-telescope-mount-tracks-like-a-barn-door/ | DIY Guided Telescope Mount Tracks Like A Barn Door | Ted Yapo | [
"Misc Hacks",
"Space"
] | [
"astrophotography",
"barn door tracker",
"telescope"
] | Astrophotography is an expensive hobby. When assembling even a basic setup consisting of a telescope, camera, guiding equipment and mount, you can easily end up with several thousand dollars worth of gear. To reduce the monetary sting a little, [td0g] has come up with
an innovative homebrew mount and guiding solution
t... | 8 | 4 | [
{
"comment_id": "5779841",
"author": "jafinch78",
"timestamp": "2019-01-13T06:43:56",
"content": "I’d have to do the math… though seems like the longer arm radius systems are more accurate in tracking. This looks like a fairly longer arm radius.",
"parent_id": null,
"depth": 1,
"replies... | 1,760,374,081.219926 | ||
https://hackaday.com/2019/01/12/the-coco-nutcracker/ | The Coco-Nutcracker | Bryan Cockfield | [
"Tool Hacks"
] | [
"coconut",
"human size",
"life size",
"nutcracker",
"paul jackman",
"wood",
"woodworking"
] | Coconut is a delicious and versatile food but if you’ve ever tried to open one you know they can be a hard nut to crack. Those of us who live in the tropics where they are common might reach for a machete, drill, or saw to open them, which is often a messy and sometimes dangerous ordeal. Realizing that a coconut is jus... | 10 | 9 | [
{
"comment_id": "5780121",
"author": "Woodworker",
"timestamp": "2019-01-13T07:42:33",
"content": "Very funny gallary, recommend going through it",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "5780147",
"author": "RÖB",
"timestamp": "2019-01-13T07:47:0... | 1,760,374,081.420162 | ||
https://hackaday.com/2019/01/12/preventing-embedded-fails-with-watchdogs/ | Preventing Embedded Fails With Watchdogs | Eric Evenchick | [
"Microcontrollers"
] | [
"MCU",
"microcontroller",
"safety",
"spacecraft",
"watchdog"
] | Watchdog timers are an often overlooked feature of microcontrollers. They function as failsafes to reset the device in case of a software failure. If your code somehow ends up in an infinite loop, the watchdog will trigger. This is a necessity for safety critical devices. If the firmware in a pacemaker or a aircraft’s ... | 24 | 7 | [
{
"comment_id": "5778404",
"author": "Hirudinea",
"timestamp": "2019-01-13T00:38:23",
"content": "“… including why internal watchdogs can’t always be trusted …”, Quis custodiet ipsos custodes?",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "5779040",
... | 1,760,374,081.568463 | ||
https://hackaday.com/2019/01/12/addressable-7-segment-displays-may-make-multiplexing-a-thing-of-the-past/ | Addressable 7-Segment Displays May Make Multiplexing A Thing Of The Past | Dan Maloney | [
"LED Hacks"
] | [
"7 segment",
"7 segment LED display",
"addressable",
"led",
"multiplexing",
"neopixel",
"ws2811"
] | [Sean Hodgins] has a knack for coming up with simple solutions that can make a big difference, but this is one of those “Why didn’t I think of that?” things:
addressable seven-segment LED displays
.
[Sean]’s design is basically a merging of everyone’s favorite Neopixel RGB LED driver with the ubiquitous seven-segment d... | 52 | 19 | [
{
"comment_id": "5777648",
"author": "Chinshu",
"timestamp": "2019-01-12T21:21:35",
"content": "Hopefully this will eventually become a cheaper alternative to RGBDigit’s implementation:https://www.rgbdigit.com/rgbdigit/",
"parent_id": null,
"depth": 1,
"replies": [
{
"comme... | 1,760,374,081.506371 | ||
https://hackaday.com/2019/01/12/electromagnetic-7-segment-display-easy-on-the-eyes-and-the-ears/ | Electromagnetic 7-Segment Display Easy On The Eyes AND The Ears | Ted Yapo | [
"3d Printer hacks"
] | [
"7-segment display",
"electromagnetic actuators",
"flip dot display"
] | We love electromagnetic displays: take the modern look of a digital readout, combine with the low-tech coil mechanism that you
theoretically
could
create yourself, add a dash of random clacking sounds, and what’s not to like? Evidently, [Nicolas Kruse] shares our affection for these displays, because he’s taken it beyo... | 21 | 10 | [
{
"comment_id": "5776970",
"author": "Truth",
"timestamp": "2019-01-12T18:34:33",
"content": "It is Very neat that the tiny magnets on the back hold the segments in position (with the iron core of the solenoid) when fully powered off.",
"parent_id": null,
"depth": 1,
"replies": []
},
... | 1,760,374,081.624549 | ||
https://hackaday.com/2019/01/12/radio-control-buggy-gets-v10-power/ | Radio Control Buggy Gets V10 Power | Lewin Day | [
"Engine Hacks"
] | [
"buggy",
"machining",
"model engine",
"radio control",
"rc",
"supercharger",
"V10"
] | Amongst the more difficult machining tasks in the world are those involved in the production of internal combustion engines. Thanks to the Internet, it’s now possible to watch detailed videos of master craftsmen assembling tiny desktop V8 and V12 engines in home workshops with barely a CNC in sight. However, up until n... | 12 | 10 | [
{
"comment_id": "5776674",
"author": "Oliver",
"timestamp": "2019-01-12T15:55:48",
"content": "Wow, thats just damn awesome",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "5776684",
"author": "Brian",
"timestamp": "2019-01-12T16:01:38",
"content": "... | 1,760,374,081.672319 | ||
https://hackaday.com/2019/01/11/low-tech-high-safety-and-the-nyc-subway-system/ | Low Tech High Safety And The NYC Subway System | Al Williams | [
"Featured",
"Slider",
"Transportation Hacks"
] | [
"interlock",
"new york",
"nxsys",
"nyc",
"retrotechtacular",
"safety",
"signal",
"subway",
"train"
] | The year is 1894. You are designing a train system for a large city. Your boss informs you that the mayor’s office wants assurances that trains can’t have wrecks. The system will start small, but it is going to get big and complex over time with tracks crossing and switching. Remember, it is 1894, so computing and wire... | 29 | 13 | [
{
"comment_id": "5772233",
"author": "captnmike",
"timestamp": "2019-01-11T18:26:12",
"content": "Thanks, some of the old timers were great, have ran across this before and always amazed",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "5772303",
"autho... | 1,760,374,081.744284 | ||
https://hackaday.com/2019/01/11/hackaday-podcast-001-seriously-we-know-what-were-doing/ | Hackaday Podcast 001: Seriously, We Know What We’re Doing | Mike Szczys | [
"Hackaday Columns",
"Podcasts"
] | [
"artificial radioactivity",
"chevy volt",
"facial recognition",
"Hackaday Podcast",
"mother of all tech demos"
] | First podcast of the new year! Editors Elliot Williams and Mike Szczys look back on the most interesting hacks and can’t-miss articles from the past week (or so). Highlights include abusing IPv6 addresses, underclocking WiFi, taking Wii out of the livingroom, scratch built microphones, computer prophecy coming true, an... | 12 | 7 | [
{
"comment_id": "5772090",
"author": "Rob",
"timestamp": "2019-01-11T17:48:09",
"content": "Awesome!!! Congrats on the first episode in a zero indexed array of episodes!",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "5772095",
"author": "Mike Szczys"... | 1,760,374,081.798047 | ||
https://hackaday.com/2019/01/11/robot-arm-is-a-fast-learner/ | Robot Arm Is A Fast Learner | Brian McEvoy | [
"Robots Hacks"
] | [
"arm",
"fast learner",
"learn",
"learning",
"one-shot",
"robot",
"video"
] | Not long ago, machines grew their skills when programmers put their noses to the grindstone and mercilessly attacked those 104 keys. Machine learning is turning some of that around by replacing the typing with humans demonstrating the actions they want the robot to perform. Suddenly, a factory line-worker can be a robo... | 3 | 2 | [
{
"comment_id": "5772265",
"author": "Hirudinea",
"timestamp": "2019-01-11T18:33:18",
"content": "Impressive, but they say the robot learns from videos of people preforming tasks, I shudder to think what would happen if they hooked it up to YouTube!",
"parent_id": null,
"depth": 1,
"repl... | 1,760,374,081.890135 | ||
https://hackaday.com/2019/01/11/ask-hackaday-help-me-pick-a-cad-package/ | Ask Hackaday: Help Me Pick A CAD Package | Jenny List | [
"Ask Hackaday",
"Original Art",
"Slider",
"Tool Hacks"
] | [
"3D CAD",
"3D design",
"cad",
"design"
] | Of all the skills that I have picked up over the years as an engineer, there is one that has stayed with me and been a constant over the last three decades. It has helped me work on electronic projects, on furniture, on car parts, robots, and even garments, and it is likely that I will continue using it periodically fo... | 143 | 46 | [
{
"comment_id": "5770991",
"author": "Benji Zhang",
"timestamp": "2019-01-11T15:08:39",
"content": "I highly recommend Autodesk Fusion 360; in addition to cloud storage of CAD files and finite element analysis and rendering tools, Autodesk also has free hobbyist licenses.",
"parent_id": null,
... | 1,760,374,082.185792 | ||
https://hackaday.com/2019/01/11/nintendo-64-homebrew-via-game-shark/ | Nintendo 64 Homebrew Via Game Shark | Lewin Day | [
"Nintendo Hacks"
] | [
"game shark",
"homebrew",
"n64",
"nintendo",
"nintendo 64"
] | The Nintendo 64 is a classic console now, and much loved, despite losing in commercial stakes to the dominating PlayStation from Sony. It’s one that doesn’t always get as much attention in the homebrew and hacker scene, compared to platforms like the NES and Game Boy. This means the tools required to work with the cons... | 10 | 6 | [
{
"comment_id": "5770545",
"author": "Jr4om3d",
"timestamp": "2019-01-11T13:22:02",
"content": "Whelp time to dust off my old Xplorer64 and see if I can get something together. The Xplorer64 is meant to be compatible with the same parallel port linking software xlink but I’ve never seen it in action... | 1,760,374,082.625845 | ||
https://hackaday.com/2019/01/11/pac-man-fever-comes-to-the-pano-logic-fpga/ | Pac-Man Fever Comes To The Pano Logic FPGA | Tom Nardi | [
"FPGA",
"Games"
] | [
"fpga",
"gpio",
"pac-man",
"Pano Logic",
"vga"
] | If you’ve been reading Hackaday for a while now, you might recall the tale of Pano Logic that we first covered all the way back in 2013. They were a company that put out some very interesting FPGA-based thin clients, but as occasionally happens in situations like this, the market wasn’t ready and the company went belly... | 24 | 4 | [
{
"comment_id": "5769167",
"author": "Ostracus",
"timestamp": "2019-01-11T09:43:44",
"content": "” The Pano Logic thin clients have USB ports, but it seems nobody has quite figured out how to get them working yet.”Interesting. FPGA driving them?",
"parent_id": null,
"depth": 1,
"replies"... | 1,760,374,082.691385 | ||
https://hackaday.com/2019/01/10/code-on-your-phone-with-circuitpython-editor/ | Code On Your Phone With CircuitPython Editor | Kristina Panos | [
"Microcontrollers"
] | [
"android",
"Circuit Playground",
"Circuit Playground Express",
"Circuit Python",
"CircuitPython"
] | [foamyguy] loves Python and messing around with electronics. Boards such as Adafruit’s Circuit Playground Express make it easy for him to take both anywhere. He recently found himself wanting to program Circuit Python boards in the field, but doesn’t always have a laptop on him. So
he created an Android app to make on-... | 17 | 4 | [
{
"comment_id": "5766426",
"author": "Vinalon",
"timestamp": "2019-01-11T03:40:32",
"content": "Buckyballs as cable ties. I am in awe.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "5766764",
"author": "Julian Silden Langlo",
"timestamp": "20... | 1,760,374,082.463083 | ||
https://hackaday.com/2019/01/10/program-this-badge-in-lisp/ | Program This Badge In Lisp | Ted Yapo | [
"computer hacks"
] | [
"badge",
"badgelife",
"lisp"
] | This
hardware badge is a computer programmed with Lisp
. You can write your own programs right on the badge using the built-in keyboard, as long as you know Lisp.
If there’s one thing we really like to see, it’s people advancing their own projects based on inspiration from others. The Lisp Badge by [David Johnson-Davie... | 21 | 10 | [
{
"comment_id": "5765734",
"author": "p",
"timestamp": "2019-01-11T00:33:17",
"content": "Very nice. Very, very nice. I miss having a Symbolics machine on the desk.",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "5766338",
"author": "Richard",
"timestam... | 1,760,374,082.580735 | ||
https://hackaday.com/2019/01/10/electrifying-a-vintage-outboard-motor/ | Electrifying A Vintage Outboard Motor | Tom Nardi | [
"Arduino Hacks",
"Transportation Hacks"
] | [
"boat",
"electric conversion",
"electric outboard",
"outboard motor"
] | Clamped or bolted to the stern of the boat, outboard motors offer a very easy and (relatively) economical way of powering small craft. The vast majority of these outboards are gasoline powered, with electric models generally limited to so-called “trolling motors” which are often used to move slowly and quietly during f... | 14 | 6 | [
{
"comment_id": "5765484",
"author": "Andy Pugh",
"timestamp": "2019-01-10T23:39:09",
"content": "There is an offshoot of the STMBL servo drive project (mentioned on here previously) aimed at this application.https://github.com/rene-dev/stmbl/tree/master/hw/kicad/troller",
"parent_id": null,
... | 1,760,374,082.519306 | ||
https://hackaday.com/2019/01/10/automating-a-candle-factory-michale-schuldts-adventures-in-manufacturing-automation/ | Adventures In Automating A Candle Factory | Jenny List | [
"classic hacks",
"cons",
"Hackaday Columns"
] | [
"2018 Hackaday Superconference",
"automation",
"manufacturing",
"Supercon"
] | Have you ever considered the manufacture of candles? Not necessarily manufacturing them yourself, but
how
they are manufactured in a small-scale industrial setting? It’s something that has been of great concern to Michael Schuldt as he grappled with the task of automating a simple manual candle production process.
It’s... | 43 | 13 | [
{
"comment_id": "5764625",
"author": "Alphatek",
"timestamp": "2019-01-10T20:26:58",
"content": "Four candles?",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "5764780",
"author": "Ren",
"timestamp": "2019-01-10T20:56:30",
"content": "1... | 1,760,374,082.409822 | ||
https://hackaday.com/2019/01/10/35c3-biggest-communication-congress-yet-little-chaos/ | 35C3: Biggest Communication Congress, Yet Little Chaos | Elliot Williams | [
"cons",
"Hackaday Columns",
"Slider"
] | [
"35C3",
"assembly",
"ccc",
"chaos communication congress",
"hackaday"
] | Every year for the past 35 years, the German Chaos Computer Club has met just after Christmas for a few days of “Spaß am Gerät” — having fun with the machines. And that’s everything from trying to bring an old PDP-8 back into running condition to forging new software to replace the old and busted social media platforms... | 4 | 2 | [
{
"comment_id": "5763359",
"author": "davedarko",
"timestamp": "2019-01-10T18:12:31",
"content": "The Innsecure assembly was prominently featured in the news thanks to everyone buying a picture from the DPA instead of coming to the congress.",
"parent_id": null,
"depth": 1,
"replies": [
... | 1,760,374,082.796468 | ||
https://hackaday.com/2019/01/10/state-machine-controls-garage-door-over-the-internet/ | State Machine Controls Garage Door Over The Internet | Lewin Day | [
"home hacks"
] | [
"home automation",
"internet of things",
"IoT",
"particle",
"particle photon"
] | Home automation has been a hot-button topic time and again since the dawn of the personal computer age. These days, thanks to modern communications technology, it’s possible to do some pretty cool stuff.
[Brad Harbert] decided to automate his garage door, controlling it over the Internet.
The build relies on a Particle... | 11 | 5 | [
{
"comment_id": "5762282",
"author": "Ren",
"timestamp": "2019-01-10T16:36:21",
"content": "How about using a reed switch inside a solenoid to trigger the GDO?",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "5763020",
"author": "RÖB",
"timestamp": "2019... | 1,760,374,082.738779 | ||
https://hackaday.com/2019/01/10/linux-fu-the-kitchen-sync/ | Linux Fu: The Kitchen Sync | Al Williams | [
"Hackaday Columns",
"Linux Hacks"
] | [
"bash",
"linux",
"Linux Fu"
] | One of the great things about Linux and similar operating systems is they are configurable. If you don’t like something, there’s a great chance you can change it easily with a few entries in a file somewhere. For example, take bash — a very popular shell by any measure. If you want a different style of command line edi... | 12 | 6 | [
{
"comment_id": "5762292",
"author": "Ren",
"timestamp": "2019-01-10T16:38:03",
"content": "“One of the great things about Linux and similar operating systems is they are configurable.”and there is usually more than one way to accomplish the same thing.",
"parent_id": null,
"depth": 1,
"... | 1,760,374,082.86082 | ||
https://hackaday.com/2019/01/10/is-baking-a-raspberry-pi-the-recipe-for-magic-smoke/ | Is Baking A Raspberry Pi The Recipe For Magic Smoke? | Tom Nardi | [
"hardware",
"Raspberry Pi"
] | [
"high temperature",
"oven",
"raspberry pi",
"stress testing",
"testing"
] | No, Hackaday hasn’t become a baking blog. We’re just here to give you a bit of advice: if [MickMake] ever offers you one of his fresh-baked Pis, proceed with caution. While we have no doubt that there will be some
interesting
smells wafting out of his kitchen, these aren’t the tasty pies you’re looking for. There’s no ... | 35 | 14 | [
{
"comment_id": "5761242",
"author": "Peter A Neilson",
"timestamp": "2019-01-10T12:17:06",
"content": "“subjected to temperatures three times higher than the official limit”Huh? 85C is 358K, and three times that is 1074K.Perhaps I did not read the article correctly.",
"parent_id": null,
"de... | 1,760,374,082.942632 | ||
https://hackaday.com/2019/01/10/transistor-tester-becomes-car-display/ | Transistor Tester Becomes Car Display | Lewin Day | [
"car hacks"
] | [
"car",
"Jeep",
"Transistor Tester"
] | These days, the electronics hobbyist is lucky to have access to a wide range of ready-made modules that enable sensors, screens, and microcontrollers to all be linked up with ease. However, this manner of working generally ends up with a project that becomes more of a PCB salad than a finished product. Oftentimes, it’s... | 11 | 3 | [
{
"comment_id": "5760375",
"author": "neo2121",
"timestamp": "2019-01-10T09:24:38",
"content": "That’s a pretty good way to get one of those matrix lcd screens for cheap + you get all the extra supporting circuitry for free. They don’t really sell those screens on Aliexpress, not for that price anyw... | 1,760,374,082.99119 | ||
https://hackaday.com/2019/01/09/adaptive-spoon-helps-those-with-parkinsons/ | Adaptive Spoon Helps Those With Parkinson’s | Bryan Cockfield | [
"Medical Hacks"
] | [
"arduino",
"fork",
"IMU",
"intertial measurement",
"medical",
"parkinson's",
"shaking",
"spoon",
"tremors",
"utensil"
] | There are a lot of side effects of living with medical conditions, and not all of them are obvious. For Parkinson’s disease, one of the conditions is a constant hand tremor. This can obviously lead to frustration with anything that involves fine motor skills, but also includes eating, which can be even more troublesome... | 6 | 4 | [
{
"comment_id": "5759713",
"author": "Terry",
"timestamp": "2019-01-10T07:04:37",
"content": "Wow, this prototype shows great potential for those suffering from hand tremors. Good work!",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "5761905",
"author... | 1,760,374,083.351209 | ||
https://hackaday.com/2019/01/09/mit-scratch-3-0-opens-new-doors-for-users-and-builders-alike/ | MIT Scratch 3.0 Opens New Doors For Users And Builders Alike | Roger Cheng | [
"Software Development"
] | [
"extension",
"html5",
"MIT scratch",
"React",
"scratch"
] | We typically feature projects from people sharing what they’ve learned while building something for themselves. But our community has a healthy contingent who deploy their skills for the benefit of future generations, developing a child’s natural curiosity for play into interest in understanding the technical world the... | 26 | 9 | [
{
"comment_id": "5758895",
"author": "kramboz",
"timestamp": "2019-01-10T04:11:21",
"content": "What a coincidence. My kid just got a book on how to code in Scratch he’s exicted to use. I wonder how different the UI in 3.0 is… will he be lost, or will that book be compatible with 3.0 I wonder. W... | 1,760,374,083.653255 | ||
https://hackaday.com/2019/01/09/smartphone-app-uses-ar-to-visualize-the-rf-spectrum/ | Smartphone App Uses AR To Visualize The RF Spectrum | Dan Maloney | [
"Cellphone Hacks"
] | [
"android",
"ar",
"ARCore",
"augmented reality",
"barometric",
"bluetooth",
"LTE",
"magnetic",
"overlay",
"RF",
"RSSI",
"sensor",
"wifi"
] | Have you ever wished you could see in the RF part of the radio spectrum? While such a skill would probably make it hard to get a good night’s rest, it would at least allow you to instantly see dead spots in your WiFi coverage. Not a bad tradeoff.
Unwilling to go full [Geordi La Forge] to be able to visualize RF, [Ken K... | 21 | 13 | [
{
"comment_id": "5757821",
"author": "TK",
"timestamp": "2019-01-10T00:31:49",
"content": "Promising!",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "5758068",
"author": "sparkplug23",
"timestamp": "2019-01-10T00:55:46",
"content": "This is a fantas... | 1,760,374,083.413864 | ||
https://hackaday.com/2019/01/09/glasses-frames-crafted-out-of-wood/ | Glasses Frames Crafted Out Of Wood | Lewin Day | [
"Wearable Hacks"
] | [
"glasses",
"sunglasses",
"wood",
"wood work",
"wood working",
"woodwork",
"woodworking"
] | Most glasses and sunglasses on the market make use of metal or plastic frames. It’s relatively easy to create all manner of interesting frame geometries, tolerances can be easily controlled for fitting optical elements, and they’re robust materials that can withstand daily use. Wood falls short on all of these measures... | 10 | 4 | [
{
"comment_id": "5756545",
"author": "Wretch",
"timestamp": "2019-01-09T21:18:37",
"content": "I want one! I’m not much for thick, chunky frames, but these are awesome!“…before the shape is roughed out by a special horizontal axis milling setup.”Are you referring to his pantorouter?",
"parent_i... | 1,760,374,083.460604 | ||
https://hackaday.com/2019/01/09/the-t-pain-toy-is-now-a-guitar-effect/ | The T-Pain Toy Is Now A Guitar Effect | Lewin Day | [
"Musical Hacks"
] | [
"auto tune",
"autotune",
"guitar pedal",
"pedal effect",
"t-pain"
] | T-Pain is rapper hailing from Florida, who made his name through creative use of the Autotune effect. Nobody quite does it like T-Pain to this day, but kids the world over got the chance with the release of the “I Am T-Pain” microphone, which puts effects on the user’s vocal to make them sound as fly as possible, batte... | 8 | 6 | [
{
"comment_id": "5756253",
"author": "echodelta",
"timestamp": "2019-01-09T20:21:01",
"content": "… to make them sound as fly as possible? I have got a meter long graphite carbon shaft fly swatter. Knocks ’em right out of the air, off the ceiling. No fly is safe, stinkbugs however get the toilet pap... | 1,760,374,083.501309 | ||
https://hackaday.com/2019/01/09/morse-code-keyboard-1939-style/ | Morse Code Keyboard 1939 Style! | Al Williams | [
"classic hacks",
"Hackaday Columns",
"Radio Hacks"
] | [
"ham radio",
"morse code",
"simple",
"trainer"
] | If you want to learn Morse code and you don’t have a teacher, you’d probably just head over to a website or download a phone app. Before that, you probably bought a cassette tape or a phonograph record. But how did you learn Morse if you didn’t have any of that and didn’t know anyone who could send you practice? Sure, ... | 29 | 15 | [
{
"comment_id": "5755791",
"author": "Ren",
"timestamp": "2019-01-09T18:44:27",
"content": "Someone once loaned the paper tape Army player to learn Code, but I didn’t use it enough or long enough.",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "5755792",
"a... | 1,760,374,083.722121 | ||
https://hackaday.com/2019/01/09/delta-robot-is-sorting-golf-balls-and-taking-names/ | Delta Robot Is Sorting Golf Balls And Taking Names | Lewin Day | [
"classic hacks"
] | [
"bubble sort",
"delta",
"sort",
"sort machine",
"sorter",
"sorting algorithm",
"sorting machine"
] | It’s a common situation faced by every hard-working American – you get home after a long day at the calcium mines, and find yourself stuck with a pile of colored golf balls that simply aren’t going to sort themselves. Finally, you can put away your sorting funnels and ball-handling gloves –
[Anthony] has the solution
.... | 15 | 7 | [
{
"comment_id": "5755117",
"author": "Ren",
"timestamp": "2019-01-09T16:34:30",
"content": "Proto G, prodigyB^)",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "5755418",
"author": "Eager Beaver",
"timestamp": "2019-01-09T17:41:43",
"content": "I cli... | 1,760,374,083.768868 | ||
https://hackaday.com/2019/01/09/three-dimensions-what-does-that-really-mean/ | Three Dimensions: What Does That Really Mean? | Jenny List | [
"Featured",
"Interest",
"Video Hacks",
"Virtual Reality"
] | [
"3d",
"3D image",
"strabismus"
] | The holy grail of display technology is to replicate what you see in the real world. This means video playback in 3D — but when it comes to displays, what is 3D anyway?
You don’t need me to tell you how far away we are from succeeding in replicating real life in a video display. Despite all the hype, there are only a c... | 51 | 17 | [
{
"comment_id": "5754772",
"author": "drenehtsral",
"timestamp": "2019-01-09T15:29:06",
"content": "Stereoscopic vision only works because of parallax so it makes sense that parallax is the mother lode of 3D data (and, of course, much harder to capture). You can record a stereoscopic movie with only... | 1,760,374,083.864669 | ||
https://hackaday.com/2019/01/09/new-game-old-ways-cramming-an-nes-game-into-40-kb/ | New Game, Old Ways: Cramming An NES Game Into 40 KB | Dan Maloney | [
"Nintendo Hacks"
] | [
"6502",
"assembly",
"boss",
"game",
"minimization",
"nes",
"nintendo",
"optimization",
"rom",
"sprite"
] | Why would anyone bother to create new content for a console system that’s staring down its 40th birthday? Perhaps just for
the challenge of fitting a game into 40 kilobytes of storage
.
That at least seems to be the motivation behind [Morphcat Games] pending release of
Micro Mages
, a new game for the Nintendo Entertai... | 27 | 6 | [
{
"comment_id": "5753956",
"author": "Jan",
"timestamp": "2019-01-09T13:01:00",
"content": "“The game logic itself is coded in assembler, which of course is far more efficient than higher level languages.”hmm… a good compiler in combination with the correct settings and a programmer who knows what h... | 1,760,374,083.927431 | ||
https://hackaday.com/2019/01/09/wifi-remote-control-those-cheap-led-strips/ | WiFi Remote Control Those Cheap LED Strips With An ESP8266 Passthrough | Jenny List | [
"LED Hacks",
"Wireless Hacks"
] | [
"ESP8266",
"led",
"WiFi LED"
] | The explosion of cheap LED lighting products has given a never-ending array of opportunities for the resourceful hacker. A few dollars can secure strings of colourful illumination, but without further expenditure they lack the extra utility of electronic control. This is something that [Albert David has addressed] with... | 23 | 12 | [
{
"comment_id": "5753948",
"author": "NoseyNick",
"timestamp": "2019-01-09T12:59:09",
"content": "Neat! For bonus points, do the same with WS28XX RGB LED strings, then you can turn them on, off, any colour of the rainbow, or make seasonally-appropriate patterns dance along (regardless of the season)... | 1,760,374,083.989826 | ||
https://hackaday.com/2019/01/08/preserving-floppy-disks-via-logic-analyser/ | Preserving Floppy Disks Via Logic Analyser | Lewin Day | [
"classic hacks"
] | [
"floppy disk",
"floppy drive",
"logic analyzer",
"saleae"
] | The floppy disk is a technology that is known only to the youth of today as the inspiration for the Save icon. There’s a lot of retro computing history tied up in these fragile platters, thus preservation is key. But how to go about it?
[CHZ-Soft] has found an easy way, using a logic analyzer and a healthy dose of Pyth... | 27 | 11 | [
{
"comment_id": "5751177",
"author": "daveboltman",
"timestamp": "2019-01-09T06:45:19",
"content": "“it’s best to record the flux changes themselves, and create an image of the exact magnetic state of the disk, and then process that later, rather than trying to decode the disk at the time of reading... | 1,760,374,084.054148 | ||
https://hackaday.com/2019/01/08/retrotechtacular-hgtv-the-place-for-everything-ces-1996/ | Retrotechtacular: HGTV, The Place For Everything CES 1996 | Drew Littrell | [
"Hackaday Columns",
"Retrotechtacular"
] | [
"ces",
"retrotechtacular",
"retrotectacular",
"vintage"
] | It’s January, and that means it’s time once again for the Consumer Electronics Show. CES is the place where electronic manufacturers from all across the globe to show off their future products and make promises they probably can’t keep. Of course there is no better indicator of a company’s future than looking at the pa... | 8 | 2 | [
{
"comment_id": "5750321",
"author": "Jeremy S Cook",
"timestamp": "2019-01-09T04:33:05",
"content": "The multi-rated dvd seems like a really good idea to appeal to different audiences/parents/etc. On the other hand, cutting an r-rated movie down to g would be quite the challenge!",
"parent_id":... | 1,760,374,084.146373 | ||
https://hackaday.com/2019/01/08/make-your-own-dowels-at-home/ | Make Your Own Dowels At Home | Lewin Day | [
"Tool Hacks"
] | [
"dowel",
"dowels",
"wood work",
"wood working",
"woodwork",
"woodworking"
] | Dowels are a useful woodworking technology making it easy to connect several pieces of timber, particularly with the aid of adhesive. However, depending on where you live, it can be difficult to come by a wide variety of stock. This is particularly important if you’re concerned about appearances – cheap pine dowels cou... | 28 | 11 | [
{
"comment_id": "5749344",
"author": "npx",
"timestamp": "2019-01-09T00:16:30",
"content": "Circa Nov 30, 2017, that being said still a good video.",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "5749522",
"author": "Hirudinea",
"timestamp": "2019-01-09... | 1,760,374,084.21055 | ||
https://hackaday.com/2019/01/07/portable-pi-teensy-thumboard/ | Portable Pi Teensy Thumboard | Brian McEvoy | [
"Arduino Hacks",
"Raspberry Pi"
] | [
"butterfly",
"keyboard",
"keys",
"microcontroller",
"PJRC",
"PocketCHIP",
"Raspberry Pi 3",
"RPi3",
"Teensy",
"teensy 3"
] | Even on the go, there is no substitute for a physical keyboard with buttons that move and click. Sure, you could solder a bunch of tactile switches to some perfboard, but how about going all out and making something robust as [Anthony DiGirolamo] did for his
Teensy Thumboard
. Everything is insertion-mount so it is an ... | 12 | 5 | [
{
"comment_id": "5746926",
"author": "Lee",
"timestamp": "2019-01-08T12:17:33",
"content": "I love the design, but if you’re going to the effort of custom boards etc, why use an $18 Teensy rather than a $3 Atmel on the board itself?",
"parent_id": null,
"depth": 1,
"replies": [
{
... | 1,760,374,084.104548 | ||
https://hackaday.com/2019/01/07/all-about-ham-satellites/ | All About Ham Satellites | Al Williams | [
"Radio Hacks",
"Space"
] | [
"AMSAT",
"ao-50",
"ao50",
"baofeng",
"ham radio",
"OSCAR",
"satellite"
] | How hard is it to build a ground station to communicate with people via a satellite? Probably not as hard as you think. [Modern Ham] has a
new video
that shows just how easy it can be. It turns out that a cheap Chinese radio is all you need on the radio side. You do, however, benefit from having a bit of an antenna.
It... | 32 | 10 | [
{
"comment_id": "5745865",
"author": "jafinch78",
"timestamp": "2019-01-08T05:31:14",
"content": "Awesome… I need to watch the videos.I just 3D printed my first telescoping yagi antenna, telescoping antenna element piece I designed using SolidWorks for the first time with double checking over the ho... | 1,760,374,084.559516 | ||
https://hackaday.com/2019/01/07/building-an-esp8266-doorbell-on-hard-mode/ | Building An ESP8266 Doorbell On Hard Mode | Tom Nardi | [
"home hacks",
"Microcontrollers"
] | [
"doorbell",
"ESP",
"internet of things",
"LM1117",
"lm358"
] | It certainly
seems
as though it should be an easy enough project; all [Miguel De Andrade] wanted was to receive a notification when somebody was pressing his doorbell, and thought it would be a good project to get his feet wet in the wonderful world of ESP8266 hacking. But as fate would have it, not everything went acc... | 29 | 12 | [
{
"comment_id": "5744466",
"author": "jonsmirl",
"timestamp": "2019-01-08T00:06:43",
"content": "This is even more complex in the USA. USA doorbells are usually 12VAC to a button in series with the chime. The chime can draw significant current when it is power (for example a mechanical bell). You ca... | 1,760,374,086.804774 | ||
https://hackaday.com/2019/01/07/star-fox-comes-to-arduboy/ | Star Fox Comes To Arduboy | Lewin Day | [
"Nintendo Hacks"
] | [
"Arduboy",
"arduino",
"retrocomputing",
"star fox"
] | The original Star Fox for the SNES was a landmark game. With the Super FX chip built into the cartridge, it presented the first 3D accelerated home console experience. The series has spanned several consoles and over two decades.
Now, it’s getting an (albeit unofficial) port to the Arduboy, thanks to [Stephane Hockenhu... | 5 | 5 | [
{
"comment_id": "5743830",
"author": "Alex",
"timestamp": "2019-01-07T21:38:05",
"content": "That is awesome!",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "5744175",
"author": "drenehtsral",
"timestamp": "2019-01-07T22:58:33",
"content": "That is ... | 1,760,374,086.196248 | ||
https://hackaday.com/2019/01/07/towards-low-cost-biomedical-imaging/ | Towards Low Cost Biomedical Imaging | Brian Benchoff | [
"cons",
"Medical Hacks"
] | [
"2018 Hackaday Superconference",
"biomedical",
"biomedical imaging",
"Imaging",
"Superconference"
] | Medical imaging is one of the very best applications of technology — it allows us to peer inside of the human body without actually performing surgery. It’s non-destructive testing to the extreme, and one of the more interesting projects we’ve seen over the past year uses AC currents and an infinite grid of resistors t... | 21 | 10 | [
{
"comment_id": "5743263",
"author": "Ren",
"timestamp": "2019-01-07T19:42:39",
"content": "Hey Brian, where’s the HaD Links?",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "5743333",
"author": "Ostracus",
"timestamp": "2019-01-07T19:53:45",
"conten... | 1,760,374,086.867428 | ||
https://hackaday.com/2019/01/07/making-an-ultrasonic-cutter-for-post-processing-tiny-3d-prints/ | Making An Ultrasonic Cutter For Post-processing Tiny 3D Prints | Donald Papp | [
"3d Printer hacks",
"Hackaday Columns",
"Tool Hacks"
] | [
"3d printed",
"3D printed supports",
"chisel",
"cutter",
"dental scaler",
"diy",
"post-processing",
"removing supports",
"scaler",
"sla",
"ultrasonic",
"ultrasonic cutter",
"ultrasonic knife"
] | An ultrasonic knife is a blade that vibrates a tiny amount at a high frequency, giving the knife edge minor superpowers. It gets used much like any other blade, but it becomes far easier to cut through troublesome materials like rubber or hard plastics. I was always curious about them, and recently made my own by modif... | 59 | 25 | [
{
"comment_id": "5742816",
"author": "Ren",
"timestamp": "2019-01-07T18:18:22",
"content": "Nice!",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "5742858",
"author": "Kenneth Cummings",
"timestamp": "2019-01-07T18:27:08",
"content": "Shades of Anne ... | 1,760,374,086.54747 | ||
https://hackaday.com/2019/01/07/controlling-non-googley-devices-with-google-assistant/ | Controlling Non-Googley Devices With Google Assistant | Richard Baguley | [
"home hacks"
] | [
"google assistant",
"mqtt",
"smart home"
] | In the near future of the Smart Home, you will be able to control
anything
with your voice. Assuming that everything supports the Smart Home standard you chose, that is. If you have a device that supports one of the other standards, you’ll end up uselessly yelling at it. Unless you use
gBridge
. As the name suggests, g... | 14 | 8 | [
{
"comment_id": "5742708",
"author": "bitsquirrel",
"timestamp": "2019-01-07T17:55:48",
"content": "It’s worth noting that the official API that this wraps, “Actions on Google”, is fairly straightforward and well documented.",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"co... | 1,760,374,086.248992 | ||
https://hackaday.com/2019/01/08/vintage-programmer-gets-modern-chip-adapter/ | Vintage Programmer Gets Modern Chip Adapter | Tom Nardi | [
"classic hacks",
"hardware",
"Tool Hacks"
] | [
"16-bit",
"74xx573",
"Dataman",
"eprom",
"latch",
"programmer",
"shift register"
] | While trying to revive a
Donkey Kong Jr
arcade board, [Jelmer Bruijn] found himself in the market for an EPROM programmer and became the proud owner of a 1990’s era Dataman S4. Despite its age, it’s a fairly nice tool which allows you to read and write a laundry list of different EPROM types, all without being tied to ... | 8 | 7 | [
{
"comment_id": "5748691",
"author": "Ren",
"timestamp": "2019-01-08T21:05:25",
"content": "I could’ve done it with a 555…NOT!Good job!",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "5748876",
"author": "Lennart",
"timestamp": "2019-01-08T21:59:52",
... | 1,760,374,086.595023 | ||
https://hackaday.com/2019/01/08/bad-apple-via-the-arduino-mega/ | Bad Apple!! Via The Arduino Mega | Lewin Day | [
"Arduino Hacks"
] | [
"arduino",
"arduino mega",
"arduino-tvout",
"bad apple"
] | The Arduino Mega is a useful tool for the maker. Generally, once one has come up with plans for blinking LEDs that require more IO than is available on the Arduino Uno, one graduates to the Mega and goes for broke. However, it’s not typically what we’d consider as our first choice for video work.
[Stephane] begs to dif... | 13 | 3 | [
{
"comment_id": "5748836",
"author": "????",
"timestamp": "2019-01-08T21:48:57",
"content": "Reminds me of NES programming. Except this has fewer features and more limitations despite being on somewhat modern hardware. When will we start seeing official Arduino models with actual 100+ Mhz powered ch... | 1,760,374,086.315537 | ||
https://hackaday.com/2019/01/08/irene-joliot-curie-and-artificial-radioactivity/ | Irène Joliot-Curie And Artificial Radioactivity | Kristina Panos | [
"Biography",
"Hackaday Columns",
"Slider"
] | [
"artificial radioactivity",
"chain reaction",
"cloud chamber",
"Frédéric Joliot",
"Irène Curie",
"Irène Joliot-Curie",
"Marie Curie",
"neutron",
"nuclear medicine",
"polonium",
"positron",
"radioactivity",
"radium"
] | When Marie and Pierre Curie discovered the natural radioactive elements polonium and radium, they did something truly remarkable– they uncovered an entirely new property of matter. The Curies’ work was the key to unlocking the mysteries of the atom, which was previously thought to be indivisible. Their research opened ... | 41 | 10 | [
{
"comment_id": "5747979",
"author": "Steven13",
"timestamp": "2019-01-08T18:47:36",
"content": "Why didn’t you just call it “nuclear energy” instead of the more contentious and less specific “clean energy”?",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "577... | 1,760,374,086.735272 | ||
https://hackaday.com/2019/01/08/an-electronic-love-letter-to-the-wind/ | An Electronic Love Letter To The Wind | Tom Nardi | [
"home hacks",
"Microcontrollers"
] | [
"anemometer",
"graphs",
"thingspeak",
"weather station",
"weather underground",
"wind"
] | Home weather stations are a great way for hackers and makers to put their skills to practical use. After all, who wants to hear the current conditions for the whole city when they could setup their own station which drills that information down to their very own street? Such a setup doesn’t need to be any more complex ... | 9 | 5 | [
{
"comment_id": "5747622",
"author": "Antron Argaiv",
"timestamp": "2019-01-08T16:38:51",
"content": "How UV resistant are the plastic parts? The cups look like they’re already beginning to degrade.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "5747637",
... | 1,760,374,086.650087 | ||
https://hackaday.com/2019/01/08/goodbye-chevy-volt-the-perfect-car-for-a-future-that-never-was/ | Goodbye Chevy Volt, The Perfect Car For A Future That Never Was | Roger Cheng | [
"car hacks",
"Current Events",
"Featured",
"Slider"
] | [
"chevrolet",
"chevy",
"chevy volt",
"gas electric hybrid",
"general motors",
"generator",
"GM",
"hybrid",
"hybrid car",
"Hybrid vehicle",
"plug in",
"volt",
"Voltec"
] | A month ago General Motors announced plans to wind down production of several under-performers. At the forefront of news coverage on this are the consequences facing factories making those cars, and the people who work there. The human factor associated with the closing of these plants is real. But there is also anothe... | 164 | 28 | [
{
"comment_id": "5747356",
"author": "P Kenna",
"timestamp": "2019-01-08T15:13:57",
"content": "I would assume you mean production will cease *this* March since next March would be in 2020.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "5747468",
"au... | 1,760,374,087.069958 | ||
https://hackaday.com/2019/01/08/being-a-spi-slave-can-be-trickier-than-it-appears/ | Being An SPI Slave Can Be Trickier Than It Appears | Kerry Scharfglass | [
"ATtiny Hacks",
"hardware"
] | [
"attiny",
"gpio expander",
"gpio extender",
"hardware",
"spi",
"spi peripheral",
"spi slave"
] | Interfacing with the outside world is a fairly common microcontroller task. Outside of certain use cases microcontrollers are arguably primarily useful because of how easily they can interface with other devices. If we just wanted to read and write some data we wouldn’t have gotten that Arduino! But some tasks are more... | 10 | 5 | [
{
"comment_id": "5746903",
"author": "jcwren",
"timestamp": "2019-01-08T12:05:41",
"content": "“Whether your eager to start manufacturing or just looking to see what’s possible, we work with you to build the solution you need now while preparing for the future. We specialize in sensing, actuation a... | 1,760,374,087.163199 | ||
https://hackaday.com/2019/01/08/arduino-fights-fire-with-water/ | Arduino Fights Fire With… Water? | Al Williams | [
"Arduino Hacks",
"Robots Hacks"
] | [
"arduino",
"fire",
"firefighting",
"flame sensor",
"robot"
] | We don’t think we’d want to trust our fire safety to a robot carrying a few ounces of water, but as a demonstration or science project, [Tinker Guru’s]
firefighting robot
was an entertaining answer to the question: “What do I do with that flame sensor that came in the big box of Arduino sensors I bought from China?” Yo... | 3 | 3 | [
{
"comment_id": "5746595",
"author": "Chris",
"timestamp": "2019-01-08T09:54:09",
"content": "Hehe – this is a first stage build, go back and refine, and assume that the source of the flame doesn’t put itself under the dribble. Hint, use a wash / spray bottle to get a larger area.",
"parent_id":... | 1,760,374,087.111105 | ||
https://hackaday.com/2019/01/07/the-age-of-hypersonic-weapons-has-begun/ | The Age Of Hypersonic Weapons Has Begun | Tom Nardi | [
"Current Events",
"Featured",
"Original Art",
"Slider",
"Space",
"Weapons Hacks"
] | [
"defense",
"hypersonic",
"ICBM",
"russia",
"Soviet Union",
"space race",
"weapons"
] | With a highly publicized test firing and pledge by President Vladimir Putin that it will soon be deployed to frontline units, Russia’s Avangard hypersonic weapon has officially gone from a secretive development program to an inevitability. The first weapon of its type to enter into active service, it’s capable of deliv... | 188 | 26 | [
{
"comment_id": "5741820",
"author": "Miroslav",
"timestamp": "2019-01-07T15:16:31",
"content": "“United States as de facto leader in space exploration… ” – funniest thing I read in a week. Hitching Soyuz to ISS and using Russian rocket engines.But I will give credit where it is due. USA is curr... | 1,760,374,087.503182 | ||
https://hackaday.com/2019/01/07/teardown-shows-why-innovative-designs-sometimes-fail/ | Teardown Shows Why Innovative Designs Sometimes Fail | Dan Maloney | [
"Teardown"
] | [
"BLDC",
"brushless",
"flat coil",
"hall effect",
"line trimmer",
"pancake",
"pcb",
"rotor",
"staor"
] | Some ideas are real head-scratchers from a design standpoint: Why in the world would you do it that way? For many of us, answering that question often requires a teardown, which is what [Ben Katz] did when
this PCB motor-powered weed whacker
came across his bench. The results are instructive on what it takes to succeed... | 28 | 9 | [
{
"comment_id": "5741201",
"author": "Gregg Eshelman",
"timestamp": "2019-01-07T12:07:38",
"content": "3.5″ floppy drives have used traces on PCB for motor coils. Nothing really new.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "5741586",
"author": ... | 1,760,374,087.56489 | ||
https://hackaday.com/2019/01/07/uv-glow-clock-tells-the-time-glowingly/ | UV Glow Clock Tells The Time Glowingly | Richard Baguley | [
"clock hacks"
] | [
"clock",
"uk",
"UV clock"
] | Reddit user [TuckerPi] wanted to make something to thank his father for helping him get through his engineering degrees. He hit it out of the park with
this awesome glowing clock
. The clock uses a strip of UV glow tape, which is rotated by a small stepper motor. On one side a UV LED is moved up and down by a second mo... | 13 | 8 | [
{
"comment_id": "5740782",
"author": "sid1950",
"timestamp": "2019-01-07T10:45:24",
"content": "The embedded video isn’t working.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "5741574",
"author": "Haydn",
"timestamp": "2019-01-07T13:54:26",
... | 1,760,374,087.614744 | ||
https://hackaday.com/2019/01/06/manhole-covers-hide-antennas/ | Manhole Covers Hide Antennas | Brian McEvoy | [
"News",
"Wireless Hacks"
] | [
"5g",
"antenna",
"cell phone",
"data",
"manhole",
"mesh network",
"mesh networking",
"mobile",
"sewer",
"voice",
"wireless"
] | 5G is gearing up to be the most extensive implementation of mesh networking ever, and that could mean antennas will not need to broadcast for miles, just far enough to reach some devices. That unsightly cell infrastructure stuck on water towers and church steeples could soon be hidden under low-profile hunks of metal w... | 63 | 17 | [
{
"comment_id": "5739520",
"author": "superkuh",
"timestamp": "2019-01-07T06:15:09",
"content": "Line of sight is what matters… so you put them on the ground? Not the most optimal location but if you can’t put it on a utility pole I guess it works. Probably more of a getting around regulation for po... | 1,760,374,087.953539 | ||
https://hackaday.com/2019/01/06/software-it-is-all-in-the-details/ | Software: It Is All In The Details | Al Williams | [
"Software Development"
] | [
"algorithms",
"book",
"computer science",
"textbook",
"uiuc"
] | Who’s the better programmer? The guy that knows 10 different languages, or someone who knows just one? It depends. Programming is akin to math, or perhaps it is that we treat some topics differently than others which leads to misconceptions about what makes a good programmer, mathematician, or engineer. We submit that ... | 22 | 6 | [
{
"comment_id": "5738762",
"author": "Rud Merriam",
"timestamp": "2019-01-07T03:20:40",
"content": "Learning algorithms and processes is important for creating good software. It isn’t necessary to be able to instantly recreate them. You do need to know they exist and have the references nearby. Used... | 1,760,374,087.758729 | ||
https://hackaday.com/2019/01/06/the-jookbox-is-a-post-modern-jukebox/ | The Jookbox Is A Post-Modern Jukebox | Richard Baguley | [
"Raspberry Pi"
] | [
"card reader",
"jukebox",
"magnetic stripe",
"magnetic stripe card"
] | The family of [Chris Patty] decided that their holiday gifts would have to be handmade. So, he decided to make something new for his father:
a jukebox with a twist
. Instead of a touchscreen or web interface, his jukebox uses swipe cards. To play a track, you find the card for the song you want to hear, swipe it, and t... | 21 | 9 | [
{
"comment_id": "5737896",
"author": "Devin Hansen (@mavermc)",
"timestamp": "2019-01-07T00:10:34",
"content": "I like this a lot. I’m more partial the hoveeman version of this:https://github.com/hoveeman/music-cardsjust because NFC is pretty cheap, and it’s leaning on home assistant to do multi roo... | 1,760,374,087.70039 | ||
https://hackaday.com/2019/01/06/raspberry-pi-powers-this-retro-chess-computer/ | Raspberry Pi Powers This Retro Chess Computer | Tom Nardi | [
"classic hacks",
"Games",
"Raspberry Pi"
] | [
"chess",
"chess computer",
"Raspberry Pi Zero",
"retro",
"Stockfish"
] | If you imagine somebody playing chess against the computer, you’ll likely be visualizing them staring at their monitor in deep thought, mouse in hand, ready to drag their digital pawn into play. That might be accurate for the folks who dabble in the occasional match during their break, but for the real chess aficionado... | 15 | 5 | [
{
"comment_id": "5737172",
"author": "progman32",
"timestamp": "2019-01-06T22:02:20",
"content": "Okay. That front panel is really pushing my buttons. In the best possible way. Pure class.",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "5738086",
"author": ... | 1,760,374,087.8546 | ||
https://hackaday.com/2019/01/06/a-quartet-of-drills-put-the-spurs-to-this-electric-utility-vehicle/ | A Quartet Of Drills Put The Spurs To This Electric Utility Vehicle | Dan Maloney | [
"Misc Hacks",
"Transportation Hacks"
] | [
"drill",
"drive",
"motor",
"pwm",
"transport",
"utility vehicle"
] | Low-slung body style. Four-wheel drive. All electric drivetrain. Turns on a dime. Neck-snapping acceleration. Leather seating surface. Is it the latest offering from Tesla? Nope; it’s
a drill-powered electric utility vehicle
, and it looks like a blast to drive.
Surprisingly, this isn’t a just-for-kicks kind of build. ... | 2 | 2 | [
{
"comment_id": "5736841",
"author": "Michael Thompson",
"timestamp": "2019-01-06T20:57:57",
"content": "Good luck getting that through an airport.Oh man I’m so sorry I just couldn’t resist.",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "5737773",
"author"... | 1,760,374,087.798361 | ||
https://hackaday.com/2019/01/06/modular-feeders-for-smd-component-tape/ | Modular Feeders For SMD Component Tape | Lewin Day | [
"Tool Hacks"
] | [
"compontne tape",
"smd",
"surface mount",
"tape feeder"
] | Making one of something is pretty easy, and making ten ain’t too bad. But what if you find yourself trying to make a couple of hundred of something on your home workbench? Suddenly, small timesavers start to pay dividends. For just such a situation,
you may find these modular SMD tape feeders remarkably useful.
The tap... | 12 | 5 | [
{
"comment_id": "5736137",
"author": "Alan Hightower",
"timestamp": "2019-01-06T18:01:15",
"content": "I have a couple small PnP machines and do a lot of small runs. Great idea, but I can’t imagine it scaling well.1) It’s difficult to pull components out of the tape recesses – even with high qualit... | 1,760,374,088.032498 | ||
https://hackaday.com/2019/01/06/making-your-breadboard-projects-a-little-more-permanent/ | Making Your Breadboard Projects A Little More Permanent | Lewin Day | [
"how-to"
] | [
"breadboard",
"breadboarding",
"wire wrap"
] | Many a budding electronics maker got their start not with a soldering iron, but with the humble breadboard. With its push connections, the breadboard enables electronics experimentation without requiring the specialised skill of soldering or any dangerous hot tools. What it lacks is a certain robustness that can make a... | 30 | 7 | [
{
"comment_id": "5734965",
"author": "Tom G",
"timestamp": "2019-01-06T12:12:08",
"content": "Wirewrapping is a sturdy reliable construction. Shame to build it on top of breadboard. Think of castles built on sand.One of my mottos is that solderless breadboards are the work of the devil. I refuse to ... | 1,760,374,088.149021 | ||
https://hackaday.com/2019/01/06/this-machine-teaches-sign-language/ | This Machine Teaches Sign Language | Bryan Cockfield | [
"Peripherals Hacks"
] | [
"bruce land",
"cornell",
"gesture",
"glove",
"hand",
"learning",
"sensors",
"sign language",
"students",
"teaching"
] | Sign language can like any language be difficult to learn if you’re not immersed in it, or at least learning from someone who is fluent. It’s not easy to know when you’re making minor mistakes or missing nuances. It’s a medium with its own unique issues when learning, so if you want to learn and don’t have access to so... | 5 | 2 | [
{
"comment_id": "5737836",
"author": "sonofthunderboanerges",
"timestamp": "2019-01-06T23:55:19",
"content": "Would make a great non-verbal 2-way radio interface. It could be ASL to text message or ASL to voice synthesizer. Like where two or more units need to silently send short situational command... | 1,760,374,088.078032 | ||
https://hackaday.com/2019/01/05/super-simple-sensor-makes-dslr-camera-motion-sensitive/ | Super Simple Sensor Makes DSLR Camera Motion Sensitive | Dan Maloney | [
"digital cameras hacks"
] | [
"dslr",
"heat",
"ir",
"motion",
"optoisolator",
"passive infrared",
"pir",
"trigger"
] | Do you have a need to photographically document the doings of warm-blooded animals? If so, a game camera from the nearest hunting supplier is probably your best bet. But if you don’t need the value-added features such as a weather-resistant housing that can be chained to a tree,
this DIY motion trigger for a DSLR
is a ... | 11 | 5 | [
{
"comment_id": "5734992",
"author": "Ewald",
"timestamp": "2019-01-06T12:19:46",
"content": "If you are not afraid of Linux, gphoto supports lots of camera’s through USB for remote shootinghttp://www.gphoto.org/doc/remote/I connected a PIR sensor on a C.H.I.P. once and used that as remote trigger.B... | 1,760,374,088.196445 | ||
https://hackaday.com/2019/01/05/green-hacking-overclocking-photosynthesis/ | Green Hacking: Overclocking Photosynthesis | Al Williams | [
"News",
"Science"
] | [
"bioengineering",
"calvin cycle",
"photorespiration",
"photosynthesis",
"rubisco"
] | We think of hacking as bending technology to our will. But some systems are biological, and we’re also starting to see more hacking in that area. This should excite science fiction fans used to with reading about cultures that work with biological tech, so maybe we’ll get there in the real world too. Hacking farm cro... | 30 | 9 | [
{
"comment_id": "5733855",
"author": "Ostracus",
"timestamp": "2019-01-06T07:03:41",
"content": "“This should excite science fiction fans used to with reading about cultures that work with biological tech, so maybe we’ll get there in the real world too. ”Depends upon the book. Not all are about the ... | 1,760,374,088.778412 | ||
https://hackaday.com/2019/01/05/sugar-as-a-bed-adhesive-for-3d-printing/ | Sugar As A Bed Adhesive For 3D Printing | Lewin Day | [
"3d Printer hacks"
] | [
"3d printer",
"3d printing",
"adhesive",
"adhesives",
"bed adhesion",
"bed adhesive",
"bed adhesives",
"sugar"
] | 3D printers, like most CNC machines, reward careful thought and trial and error. It’s important to use the correct machine settings and to prepare the build environment properly in order to get good results. Fused Filament Fabrication printers rely on melting plastic
just so
in the production of parts, and have their o... | 59 | 31 | [
{
"comment_id": "5731694",
"author": "Nicholas Bentzen",
"timestamp": "2019-01-06T00:09:59",
"content": "Do you want ants? Because this is how you get ants.I’ve had very good results with a mixture of wood glue and water – I mix the two so that the solution has roughly the consistency of whole milk... | 1,760,374,088.403852 | ||
https://hackaday.com/2019/01/05/tech-tattoos-trace-two-dimensions/ | Tech Tattoos Trace Two Dimensions | Brian McEvoy | [
"Medical Hacks",
"Wearable Hacks"
] | [
"blinkenlights",
"conductive tattoo",
"cosmetic",
"medical",
"tattoo"
] | Flexible circuit boards bend as you might expect from a playing card, while skin stretches more like knit fabric. The rules for making circuit boards and temporary tattoos therefore need to be different. Not just temporary tattoos, there are also
circuits that reside on the skin
so no unregulated heat traces, please. I... | 7 | 5 | [
{
"comment_id": "5731729",
"author": "forsquirel",
"timestamp": "2019-01-06T00:14:35",
"content": "Sticker.. its a sticker..",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "5736837",
"author": "Greenaum",
"timestamp": "2019-01-06T20:57:13",
... | 1,760,374,088.491866 | ||
https://hackaday.com/2019/01/05/build-a-home-automation-hub-for-20/ | Build A Home Automation Hub For $20 | Eric Evenchick | [
"home hacks"
] | [
"Domoticz",
"GL-MT300Nv2",
"home automation",
"openwrt",
"router"
] | With so many WiFi home automation devices on the market, you might want to take advantage of these low cost products without having to send your data to third-party servers. This can be accomplished by running your own home automation hub on your home network.
If you don’t want to use a full computer for this purpose, ... | 43 | 13 | [
{
"comment_id": "5730135",
"author": "montrough",
"timestamp": "2019-01-05T18:38:21",
"content": "For a small home automation setup, this might be fine but once it grows beyond a few devices the 128M of RAM will start to be an issue. I’d recommend going the same route but with a Pi (or clone) with 1... | 1,760,374,088.710411 | ||
https://hackaday.com/2019/01/05/one-more-weekend-to-sculpt-your-circuits/ | One More Weekend To Sculpt Your Circuits! | Mike Szczys | [
"contests",
"Hackaday Columns"
] | [
"Circuit Sculpture",
"competition",
"freeform",
"wireframe"
] | Drop what you’re doing and get thee to thy workshop. This is the last weekend of the
Hackaday Circuit Sculpture Contest
, the perfect chance for you to exercise the creative hacker within by building something artistic using stuff you already have on hand.
The concept is simple: build a sculpture where the electronic c... | 4 | 3 | [
{
"comment_id": "5729711",
"author": "Robot",
"timestamp": "2019-01-05T16:55:03",
"content": "This is a really fun contest to watch play out. Thanks for putting it on!",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "5730781",
"author": "koldCathode",
... | 1,760,374,088.449566 | ||
https://hackaday.com/2019/01/05/rc-controller-becomes-xinput-controller/ | RC Controller Becomes XInput Controller | Lewin Day | [
"classic hacks"
] | [
"controller",
"radio control",
"rc",
"Teensy",
"Teensy 3.5",
"xinput"
] | XInput is an API that is used by applications to interface with the Xbox 360 Controller for Windows. The 360 controller became somewhat of a “standard” PC gamepad, and thus many games and applications support the XInput standard.
[James] is working on an entry for a robotics competition, and wanted a controller to use ... | 4 | 1 | [
{
"comment_id": "5731584",
"author": "philosiraptor117",
"timestamp": "2019-01-05T23:46:21",
"content": "in the past iv just made a base station that grabs all the pwm from a reciever, and dumps it out on a serial port. i then just had a console app that translated those to the respective axis’s of ... | 1,760,374,088.853169 | ||
https://hackaday.com/2019/01/05/control-anything-with-a-chat-bot/ | Control Anything With A Chat Bot | Bryan Cockfield | [
"Robots Hacks"
] | [
"car",
"chat bot",
"communication",
"flask",
"internet of things",
"mozilla",
"remote control",
"speech recognition",
"voice recognition",
"web server"
] | In the world of Internet of Things, it’s easy enough to get something connected to the Internet. But what should you use to communicate with and control it? There are many standards and tools available, but the best choice is always to use the tools you have on hand. [Victor] found himself in this situation, and found ... | 1 | 1 | [
{
"comment_id": "5728871",
"author": "Greg",
"timestamp": "2019-01-05T14:36:04",
"content": "According to the link for ” Mozilla’s voice recognition suite”, the API mentioned there is only supported in Chrome. Are you sure it’s using anything by Mozilla?",
"parent_id": null,
"depth": 1,
... | 1,760,374,088.812311 | ||
https://hackaday.com/2019/01/05/google-assistant-now-available-on-ham-radio/ | Google Assistant, Now Available On Ham Radio | Lewin Day | [
"Radio Hacks"
] | [
"google assistant",
"ham radio",
"IFTTT",
"irlp",
"radio"
] | Depending on who you talk to, Google Assistant is either a tool capable of quickly and clearly answering audio queries in natural langauge, or a noisier and less useful version of Wolfram Alpha. [William Franzin] decided it would be particularly cool to make the service available over ham radio –
and that’s exactly wha... | 48 | 15 | [
{
"comment_id": "5727345",
"author": "Jan Ciger (@janoc200)",
"timestamp": "2019-01-05T10:06:17",
"content": "Just an obligatory legal note – do make sure that this sort of thing (connecting radios to anything Internet and erecting automated, unattended stations) is legal where you live. Having a HA... | 1,760,374,088.983497 | ||
https://hackaday.com/2019/01/04/gesture-sensing-with-a-temperature-sensor/ | Gesture Sensing With A Temperature Sensor | Inderpreet Singh | [
"Misc Hacks"
] | [
"arduino",
"gesture recognition",
"motion detection",
"temperature sensor",
"tpa81"
] | Good science fiction has sound scientific fact behind it and when Tony Stark first made his debut on the big screen with design tools that worked at the wave of a hand, makers and hackers were not far behind with DIY solutions. Over the years the ideas have become much more polished, as we can see with this
Gesture Rec... | 8 | 5 | [
{
"comment_id": "5726213",
"author": "Luke Weston",
"timestamp": "2019-01-05T07:24:58",
"content": "$100 USD?For 8 pixels? Yikes!https://solarbotics.com/product/40370/For not much more money you could have a FLIR Lepton module with 480 pixels.",
"parent_id": null,
"depth": 1,
"replies": ... | 1,760,374,088.89991 | ||
https://hackaday.com/2019/01/04/bsd-breathes-new-life-into-obsolete-equipment/ | BSD Breathes New Life Into Obsolete Equipment | Bryan Cockfield | [
"computer hacks"
] | [
"acpi",
"BSD",
"cisco",
"ide",
"network",
"obsolete",
"planned obsolescence",
"security"
] | An old laptop or desktop computer that’s seen better days might still have a little bit of use left in it for a dedicated task. Grabbing a lightweight flavor of Linux and running a web server, firewall, or Super Nintendo emulator might get a few more years out of it. You can also get pretty creative repurposing obsolet... | 26 | 10 | [
{
"comment_id": "5724208",
"author": "Buckaroo",
"timestamp": "2019-01-05T03:03:39",
"content": "Judging from the headline I was expecting to see an article on putting NetBSD on a MicroVAX. Although I’ve taken old Barracuda Anti-Spam firewalls and put FreeBSD on them for a nice little home server. I... | 1,760,374,089.048894 | ||
https://hackaday.com/2019/01/04/a-foggy-lightsaber-build/ | A Foggy Lightsaber Build | Lewin Day | [
"classic hacks",
"Laser Hacks"
] | [
"laser",
"led",
"lightsaber"
] | Lightsabers have enchanted audiences since their appearance in the very first Star Wars film in 1977. Unfortunately, George Lucas hasn’t shared the technology in the years since then with the broader public, so we’re left to subsist on pale imitations.
This is just such a build
.
The closest human analog to Jedi techno... | 5 | 4 | [
{
"comment_id": "5723514",
"author": "crimsonspectator",
"timestamp": "2019-01-05T00:04:05",
"content": "It is truly remarkable how much potential laser tech possesses,i wonder how it will evolve in the coming years",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id"... | 1,760,374,089.090323 | ||
https://hackaday.com/2019/01/04/underclocking-the-esp8266-leads-to-wifi-weirdness/ | Underclocking The ESP8266 Leads To WiFi Weirdness | Tom Nardi | [
"Microcontrollers",
"Wireless Hacks"
] | [
"802.11",
"baseband",
"clock speed",
"ESP8266",
"sdr",
"wifi"
] | Sometimes the best hacks come from the most basic of questions. In this case, [CNLohr] was wondering what would happen if he started to reduce the clock speed of the ESP8266’s Baseband PLL (BBPLL) while still trying to communicate with it. You know, as one does. The results ended up being fairly surprising, and while i... | 39 | 17 | [
{
"comment_id": "5722761",
"author": "TGT",
"timestamp": "2019-01-04T21:10:49",
"content": "Oooooh that’s fascinating. Use all the work that has gone into wifi development to make your own independent-ish stealth wireless network the easy way. I guess you could even have both of them vary their cloc... | 1,760,374,089.409823 | ||
https://hackaday.com/2019/01/04/return-of-the-logic-probe/ | Return Of The Logic Probe | Al Williams | [
"ATtiny Hacks",
"Microcontrollers",
"Tool Hacks"
] | [
"attiny",
"logic probe"
] | We live in a day when it is very inexpensive to buy an oscilloscope, especially one with modest performance that hooks to a laptop. However, there was a time when even a surplus scope was out of reach for many people who liked to build things. A common alternative was the logic probe. At the low end, this could be an i... | 10 | 5 | [
{
"comment_id": "5722692",
"author": "Carl",
"timestamp": "2019-01-04T20:57:55",
"content": "I can’t imagine designing even a basic Arduino project without an oscilloscope. The first time you have trouble with a SPI port or a DC-DC converter, you’re pretty much poking around in the dark.But now, eve... | 1,760,374,089.324749 | ||
https://hackaday.com/2019/01/04/finding-the-goldilocks-cell-module/ | Finding The Goldilocks Cell Module | Kerry Scharfglass | [
"Cellphone Hacks",
"Engineering",
"Featured",
"Original Art",
"Slider",
"Wireless Hacks"
] | [
"cell",
"cell module",
"particle.io",
"product development",
"xbee"
] | If
adding
a cell modem is dealing with a drama queen of a hardware component, then choosing from among the many types of modules available turns the designer into an electronics Goldilocks. There are endless options for packaging and features all designed to make your life easier (or not!) so you-the-designer needs to ... | 29 | 11 | [
{
"comment_id": "5721722",
"author": "jme",
"timestamp": "2019-01-04T18:05:38",
"content": "why is hologram not on this list?https://hologram.iogreat pricing, and their nova USB module with python library is SO EASY to usehttps://hologram.io/nova/(fyi i don’t work for this, just genuinely like their... | 1,760,374,089.486498 | ||
https://hackaday.com/2019/01/04/the-mystery-of-the-clacking-clanking-scraping-sound/ | The Mystery Of The Clacking Clanking Scraping Sound | Lewin Day | [
"home hacks"
] | [
"appliance",
"appliances",
"dryer",
"repair"
] | Hackers tend to face household problems a little differently than ordinary folk. Where the average person sees a painful repair bill or a replacement appliance, the hacker sees a difficult troubleshooting job and the opportunity to save some cash. [trochilidae] was woken one day by the dreaded Clacking Clanking Scrapin... | 47 | 24 | [
{
"comment_id": "5721409",
"author": "Ren",
"timestamp": "2019-01-04T16:44:06",
"content": "When I worked in appliance repair we had a customer complaint about a noise in a clothes dryer.We eventually found a penny had somehow slipped inside one of the hollow tumbling vanes.The constant tumbling res... | 1,760,374,089.684856 | ||
https://hackaday.com/2019/01/04/why-converting-classic-cars-to-electric-drive-is-a-thing/ | Why Converting Classic Cars To Electric Drive Is A Thing | Lewin Day | [
"car hacks",
"Featured",
"Interest",
"Slider"
] | [
"aston martin",
"classic car",
"classic cars",
"electric conversion",
"electric drive",
"electric vehicle",
"jaguar"
] | A vintage British sportscar is a wonderful thing. Inimitable style and luxury, beautiful curves, and a soundtrack that could make even Vinnie Jones shed a tear. However, even under the most diligent maintenance schedule, they are known, above all, for their unreliability. As the value of such cars is tied heavily to th... | 96 | 30 | [
{
"comment_id": "5721001",
"author": "Ren",
"timestamp": "2019-01-04T15:12:46",
"content": "“British sports cars don’t leak oil, they mark their territory!”",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "5721023",
"author": "fonz",
"timestamp... | 1,760,374,089.937126 | ||
https://hackaday.com/2019/01/04/karakuri-kaizen-hacks-for-the-factory-floor/ | Karakuri Kaizen: Hacks For The Factory Floor | Roger Cheng | [
"car hacks"
] | [
"automata",
"automaton",
"energy efficiency",
"manufacturing"
] | Anyone who has an interest and/or career in manufacturing would have heard of
Kaizen
, generally a concept to continuously improve your process everywhere. Under that huge umbrella is
Karakuri Kaizen
, encouraging workers on the factory floor to adopt a hacker mentality and improve their own work stations. It is right ... | 36 | 13 | [
{
"comment_id": "5720140",
"author": "djsmiley2k",
"timestamp": "2019-01-04T12:07:31",
"content": "So they have actual engineers in the plants, rather than drones who sadly just work as fast as possible, for as little reimbursement as possible….",
"parent_id": null,
"depth": 1,
"replies"... | 1,760,374,089.601594 | ||
https://hackaday.com/2019/01/04/pokemon-cries-and-how-they-work/ | Pokemon Cries And How They Work | Lewin Day | [
"Nintendo Hacks"
] | [
"nintendo",
"pokemon",
"reverse engineering"
] | If you grew up watching the Pokémon TV series, you’d naturally be familiar with the cries of all your favourite Pocket Monsters. Most of the creatures in the anime tend to say their own name, over and over again. Pour one out for the legions of parents who, upon hearing a distant “PIKA PIKA!”, still involuntarily twit... | 4 | 2 | [
{
"comment_id": "5721267",
"author": "Greenaum",
"timestamp": "2019-01-04T16:02:01",
"content": "Actually the sound chip could have done it, Chessmaster had sampled speech. With the amount of Pokemon even back then though, probably would’ve taken a lot of cartridge ROM.",
"parent_id": null,
... | 1,760,374,089.527897 | ||
https://hackaday.com/2019/01/03/pi-zero-gives-amateur-astronomer-affordable-control-of-telescope/ | Pi Zero Gives Amateur Astronomer Affordable Control Of Telescope | Dan Maloney | [
"Misc Hacks"
] | [
"altitude",
"astronomy",
"azimuth",
"bluetooth",
"Raspberry Pi Zero W",
"Schmidt-Cassegrain",
"slew",
"telescope",
"uart",
"wifi"
] | Like many other hobbies, astronomy can be pursued on many levels, with equipment costs ranging from the affordable to the – well, astronomical. Thankfully, there are lots of entry-level telescopes on the market, some that even come with mounts that automatically find and track heavenly bodies. Finding a feature is as e... | 18 | 5 | [
{
"comment_id": "5718088",
"author": "Leon",
"timestamp": "2019-01-04T06:25:36",
"content": "I was just looking around for something live this, I’m in the market for a telescope and was thinking of getting to to track satellites. Not sure if something like that exists yet, but need to get the telesc... | 1,760,374,089.995875 | ||
https://hackaday.com/2019/01/03/cheating-ai-caught-hiding-data-using-steganography/ | Cheating AI Caught Hiding Data Using Steganography | Inderpreet Singh | [
"News"
] | [
"ai",
"cyclegan",
"steganography"
] | AI today is like a super fast kid going through school whose teachers need to be smarter than if not as quick. In an astonishing turn of events, a (satelite)image-to-(map)image conversion algorithm was found hiding a cheat-sheet of sorts while generating maps to
appear as it if had ‘learned’ do the opposite effectively... | 63 | 15 | [
{
"comment_id": "5716718",
"author": "Jonathan Bennett",
"timestamp": "2019-01-04T03:04:38",
"content": "The computer is doing exactly what we tell it to, rather than what we intend it to do? Some things never change. :)",
"parent_id": null,
"depth": 1,
"replies": [
{
"comm... | 1,760,374,090.144984 | ||
https://hackaday.com/2019/01/03/a-low-cost-vr-headset/ | A Low Cost VR Headset | Bryan Cockfield | [
"Virtual Reality"
] | [
"3d tracking",
"accelerometer",
"bbc microbit",
"compass",
"google cardboard",
"headset",
"homebrew",
"virtual reality"
] | Virtual reality systems have been at the forefront of development for several decades. While there are commercial offerings now, it’s interesting to go back in time to when the systems were much more limited. [Colin Ord]
recently completed his own VR system
, modeled on available systems from 20-30 years ago, which gi... | 3 | 2 | [
{
"comment_id": "5716310",
"author": "tgt",
"timestamp": "2019-01-04T02:03:06",
"content": "I read somewhere that VR has been emerging recently in large part not because the technology has made a breakthrough, but instead that a number of necessary patents have expired, so now those trolls aren’t ho... | 1,760,374,090.041992 | ||
https://hackaday.com/2019/01/03/the-solderdoodle-open-source-iron-rides-again/ | The Solderdoodle Open Source Iron Rides Again | Tom Nardi | [
"ATtiny Hacks",
"Tool Hacks"
] | [
"cordless soldering iron",
"open hardware",
"solderdoodle",
"soldering iron"
] | Over the last year or so, cordless portable soldering irons have become all the rage. In fact, at this point a good number of Hackaday readers out there have likely traded in their full-size AC irons for a DC iron that’s only slightly larger than a pen. But before the big boom in portable irons, in the ye olden days of... | 25 | 8 | [
{
"comment_id": "5714427",
"author": "Nunya Bizness",
"timestamp": "2019-01-03T21:23:13",
"content": "Looks really bulky. It’s also hella expensive for an inconvenient iron ($194 !).",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "5714633",
"author": ... | 1,760,374,090.209596 | ||
https://hackaday.com/2019/01/03/reset-your-router-the-modern-way/ | Reset Your Router The Modern Way | Jenny List | [
"home hacks"
] | [
"ESP8266",
"reset",
"resetter",
"router"
] | Many Hackaday readers will be settling back into their lives after a holiday period crammed into some family matriarch’s house along with too many assorted relatives, having given up their speedy internet connection for whatever passes for broadband wherever Granny lives. The bargain-basement router supplied by the tel... | 35 | 19 | [
{
"comment_id": "5714042",
"author": "mrnobody",
"timestamp": "2019-01-03T19:44:13",
"content": "reset=/=restart",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "5720409",
"author": "johnrpm",
"timestamp": "2019-01-04T12:54:47",
"conten... | 1,760,374,090.280215 | ||
https://hackaday.com/2019/01/03/retrotechtacular-the-mother-of-all-demos-50-years-on/ | The Mother Of All Demos, 50 Years On | Dan Maloney | [
"Biography",
"Retrotechtacular"
] | [
"demo",
"gui",
"history",
"mouse",
"time sharing",
"word processing",
"WYSIWYG"
] | If you’re like me, chances are pretty good that you’ve been taught that all the elements of the modern computer user interface — programs running in windows, menus, icons, WYSIWYG editing of text documents, and of course, the venerable computer mouse — descended from the hallowed halls of the Xerox Corporation’s Palo A... | 43 | 11 | [
{
"comment_id": "5713715",
"author": "Ostracus",
"timestamp": "2019-01-03T18:23:40",
"content": "” Engelbart reasoned that only by organizing human knowledge and providing easy access to it could he achieve his goal of solving the world’s problems.”Progress, is never running out of problems.” That a... | 1,760,374,090.368873 | ||
https://hackaday.com/2019/01/03/2600-inspired-handheld-brings-the-faux-woodgrain/ | 2600-Inspired Handheld Brings The Faux Woodgrain | Lewin Day | [
"Raspberry Pi"
] | [
"atari",
"pi zero",
"raspberry pi",
"Raspberry Pi Zero",
"retropie"
] | The Atari 2600 is a console from a very different time, when home appliances, furniture, and even automobiles were all covered in fake vinyl woodgrain veneer. Somehow it was the in thing for a decade, and then immediately became tacky overnight. Regardless, if you want to evoke the era, that’s what you do –
and that’s ... | 4 | 2 | [
{
"comment_id": "5713820",
"author": "JBW",
"timestamp": "2019-01-03T18:46:44",
"content": "Any chance we could get a link to the code?",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "5713849",
"author": "Christian",
"timestamp": "2019-01-03T1... | 1,760,374,090.413274 | ||
https://hackaday.com/2019/01/03/compiling-nodemcu-for-the-esp32-with-support-for-public-private-key-encryption/ | Compiling NodeMCU For The ESP32 With Support For Public-Private Key Encryption | Sean Boyce | [
"hardware",
"how-to",
"Microcontrollers",
"Parts"
] | [
"compile",
"cryptography",
"ESP32",
"lua",
"NodeMCU",
"proof of work"
] | When I began programming microcontrollers in 2003, I had picked up the
Atmel STK-500
and learned assembler for their ATtiny and ATmega lines. At the time I thought it was great – the emulator and development boards were good, and I could add a microcontroller permanently to a project for a dollar. Then the ESP8266 came... | 7 | 3 | [
{
"comment_id": "5713170",
"author": "ScottR",
"timestamp": "2019-01-03T16:21:10",
"content": "Long time lurker, first time commentor and enjoyed reading this so much I am compelled to break my silence. Outstanding article, the content is well balanced, providing enough detail to be usable and pique... | 1,760,374,090.464195 |
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