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|---|---|---|---|---|---|---|---|---|---|---|---|
https://hackaday.com/2018/01/17/34c3-reverse-engineering-fpgas/ | 34C3: Reverse Engineering FPGAs | Al Williams | [
"FPGA"
] | [
"34C3",
"fpga"
] | We once knew a guy who used to tell us that the first ten times he flew in an airplane, he jumped out of it. It was his eleventh flight before he walked off the plane. [Mathias Lasser] has a similar story. Despite being one of the pair who decoded the iCE40 bitstream format a few years ago, he admits in his 34C3 talk t... | 11 | 8 | [
{
"comment_id": "4310447",
"author": "FPGA",
"timestamp": "2018-01-17T20:52:25",
"content": "Unfortunately he lost his presentation slides right before the presentation so the actual content of the presentation in the video is not that much.Let see whether lasser.io will be available sometime with m... | 1,760,374,519.017272 | ||
https://hackaday.com/2018/01/17/confessions-of-a-reformed-frequency-standard-nut/ | Confessions Of A Reformed Frequency Standard Nut | Jenny List | [
"Featured",
"Interest",
"Original Art",
"Radio Hacks",
"Slider"
] | [
"caesium standard",
"crystal",
"crystal oven",
"Frequency Standard",
"GPS standard",
"off-air standard",
"rubidium standard"
] | Do you remember your first instrument, the first device you used to measure something? Perhaps it was a ruler at primary school, and you were taught to see distance in terms of centimetres or inches. Before too long you learned that these units are only useful for the roughest of jobs, and graduated to millimetres, or ... | 57 | 21 | [
{
"comment_id": "4310272",
"author": "Ostracus",
"timestamp": "2018-01-17T18:08:06",
"content": "” There is a seduction to measurement, something that draws you in until it becomes an obsession.”Scratches the same itch as naming.",
"parent_id": null,
"depth": 1,
"replies": []
},
{
... | 1,760,374,519.780168 | ||
https://hackaday.com/2018/01/17/friday-hack-chat-fashion-turn-to-the-left/ | Friday Hack Chat: Fashion! (Turn To The Left) | Brian Benchoff | [
"Hackaday Columns"
] | [
"fashion",
"Hack Chat",
"Wearables"
] | An underappreciated facet of the maker movement is wearable technology. For this week’s Hack Chat, we’re going to be talking all about wearable and fashion tech. This includes motors, lighting, biofeedback, and one significantly overlooked aspect of wearables, washability.
For this week’s Hack Chat, we’re sitting down ... | 9 | 4 | [
{
"comment_id": "4310274",
"author": "Ostracus",
"timestamp": "2018-01-17T18:10:03",
"content": "Just think what wearables would do to the used clothes market.",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "4310284",
"author": "ligoten",
"timestamp": "... | 1,760,374,519.225959 | ||
https://hackaday.com/2018/01/17/joykill-previously-undisclosed-vulnerability-endangers-user-data/ | Joykill: Previously Undisclosed Vulnerability Endangers User Data | Brian Benchoff | [
"classic hacks",
"Security Hacks"
] | [
"Joykill",
"pcjr",
"security"
] | Researchers have recently announced a vulnerability in PC hardware enabling attackers
to wipe the disk of a victim’s computer
. This vulnerability, going by the name Joykill, stems from the lack of proper validation when enabling manufacturing system tests.
Joykill affects the IBM PCjr and allows local and remote attac... | 28 | 16 | [
{
"comment_id": "4310182",
"author": "Jerry",
"timestamp": "2018-01-17T16:04:16",
"content": "Dear God, I hope all of the PCjr. machines are tits up by now..",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "4310451",
"author": "mark g",
"timest... | 1,760,374,519.287938 | ||
https://hackaday.com/2018/01/17/an-alexa-skill-among-other-things-in-a-few-minutes/ | Custom Alexa Skill In A Few Minutes Using Glitch | Al Williams | [
"Featured",
"Original Art",
"Skills",
"Software Hacks"
] | [
"alexa",
"alexa skill",
"amazon",
"Amazon Echo",
"custom skill",
"glitch"
] | As hackers, we like to think of ourselves as a logical bunch. But the truth is, we are as subject to fads as the general public. There was a time when the cool projects swapped green LEDs out for blue ones or added WiFi connectivity where nobody else had it. Now all the rage is to connect your project to a personal ass... | 18 | 9 | [
{
"comment_id": "4310153",
"author": "Ostracus",
"timestamp": "2018-01-17T15:29:28",
"content": "Any charge for using Amazon’s Cloud?",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "4310201",
"author": "purplesquid",
"timestamp": "2018-01-17T1... | 1,760,374,519.351269 | ||
https://hackaday.com/2018/01/17/four-pi-zeros-four-cameras-one-really-neat-3d-scanner/ | Four Pi Zeros, Four Cameras, One Really Neat 3D Scanner | Jenny List | [
"Raspberry Pi"
] | [
"3d scanner",
"raspberry pi",
"Raspberry pi camera"
] | Sometimes when you walk into a hackerspace you will see somebody’s project on the table that stands so far above the norm of a run-of-the-mill open night on a damp winter’s evening, that you have to know more. If you are a Hackaday scribe you have to know more, and you ask the person behind it if they have something on... | 24 | 10 | [
{
"comment_id": "4309888",
"author": "Jason Bowling",
"timestamp": "2018-01-17T12:05:44",
"content": "Very nice!",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "4309896",
"author": "Dan",
"timestamp": "2018-01-17T12:10:34",
"content": "Any particula... | 1,760,374,519.511588 | ||
https://hackaday.com/2018/01/17/intel-forms-new-security-group-to-avoid-future-meltdowns/ | Intel Forms New Security Group To Avoid Future Meltdowns | Roger Cheng | [
"Security Hacks"
] | [
"computer security",
"intel",
"Meltdown",
"Spectre"
] | Intel just
moved some high level people around to form a dedicated security group
.
When news of Meltdown and Spectre broke, Intel’s public relations department applied maximum power to their damage control press release generators. The
initial message
was one of defiance, downplaying the impact and implying people are... | 57 | 12 | [
{
"comment_id": "4309802",
"author": "fdf",
"timestamp": "2018-01-17T09:37:08",
"content": "In many situations speed IS valued over all else, maybe future CPUs and OSes just need to switch between fast and secure and this should be clear that fast is not so secure. Current meltdown mitigation in Lin... | 1,760,374,519.446184 | ||
https://hackaday.com/2018/01/16/wrecked-civic-rides-again-as-cozy-camp-trailer/ | Wrecked Civic Rides Again As Cozy Camp Trailer | Dan Maloney | [
"car hacks",
"Transportation Hacks"
] | [
"auction",
"Civic",
"frame",
"Honda",
"metalwork",
"repair",
"salvage",
"trailer",
"unibody",
"welding",
"wreck"
] | It may not be the typical fare that we like to feature, but you can’t say this one isn’t a hack. It’s
a camp trailer fashioned from the back half of a wrecked Honda Civic
, and it’s a pretty unique project.
We don’t know about other parts of the world, but a common “rural American engineering” project is to turn the be... | 22 | 5 | [
{
"comment_id": "4309648",
"author": "visnevskis",
"timestamp": "2018-01-17T06:21:20",
"content": "Here (Latvia) it is explicitly forbidden by law to make trailers out of parts of cars. Only factory made elements meant for trailers are allowed. I suspect it is like that in lots of places around EU."... | 1,760,374,519.171753 | ||
https://hackaday.com/2018/01/16/__trashed-5/ | Overclock Your Raspberry Pi The Right Way | Will Sweatman | [
"Raspberry Pi"
] | [
"overclocking",
"Raspberry Pi 2",
"Raspberry Pi 3"
] | The Raspberry Pi came upon us as an educational platform. A credit card sized computer capable of running Linux from a micro SD card, the Raspberry Pi has proven useful for far more than just education. It has made its way into every nook and cranny of the hacker world. There are some cases, however, where it might be ... | 28 | 9 | [
{
"comment_id": "4309532",
"author": "Olsen",
"timestamp": "2018-01-17T03:09:04",
"content": "A must have feature for an overclocked pi would be a read only switch. Knowing this is a standard in SD cards, it shouldn’t be too hard to make a physical switch to prevent frying your SD card.",
"paren... | 1,760,374,519.10955 | ||
https://hackaday.com/2018/01/16/smartphone-controlled-periodic-table-of-elements/ | Smartphone Controlled Periodic Table Of Elements | Tom Nardi | [
"Arduino Hacks",
"chemistry hacks",
"LED Hacks"
] | [
"arduino nano",
"display case",
"hc05",
"periodic table",
"RGB LED",
"woodworking",
"ws2812b"
] | It wouldn’t be much of a stretch to say that here at Hackaday, we’re about as geeky as they come. Having said that, even we were surprised to hear that there are people out there who collect
elements
. Far be it from us to knock how anyone else wishes to fill their days, but telling somebody at a party that you collect... | 14 | 8 | [
{
"comment_id": "4309377",
"author": "smellsofbikes",
"timestamp": "2018-01-17T00:08:50",
"content": "Do an image search on ‘table of elements’: there are some really beautiful woodworking projects designed around collecting all 90-ish, and some creative ways people try to deal with the gaseous ones... | 1,760,374,519.564449 | ||
https://hackaday.com/2018/01/16/a-salty-solution-for-a-dead-nexus-5x/ | A Salty Solution For A Dead Nexus 5X | Tom Nardi | [
"Android Hacks",
"Cellphone Hacks",
"chemistry hacks"
] | [
"bga",
"bootloop",
"Chemistry",
"nexus",
"nexus 5x",
"saltwater",
"supercooling"
] | If you’re an Android fan, there’s a good chance you’ve heard of the Nexus 5X. The last entry in Google’s line of low-cost Nexus development phones should have closed the program on a high note, or at the very least maintained the same standards of quality and reliability as its predecessor. But unfortunately, a well kn... | 100 | 30 | [
{
"comment_id": "4309026",
"author": "Olsen",
"timestamp": "2018-01-16T21:05:11",
"content": "New icecream flavor?",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "4309143",
"author": "RandyKC",
"timestamp": "2018-01-16T21:54:18",
"cont... | 1,760,374,520.135707 | ||
https://hackaday.com/2018/01/16/how-to-reverse-engineer-silicon/ | How To Reverse Engineer Silicon | Brian Benchoff | [
"hardware"
] | [
"reverse engineering",
"silicon",
"XNOR",
"xor"
] | A few semesters back, [Jordan] was in an Intro to Hardware Security course at CMU. The final project was open ended, and where some students chose projects like implementing a crypto algorithm or designing something on an FPGA, [Jordan] decided to do something a little more ambitious.
He wanted to decapsulate and rever... | 19 | 7 | [
{
"comment_id": "4308825",
"author": "Ostracus",
"timestamp": "2018-01-16T19:36:49",
"content": "“While hot nitric acid is effective and fun, it is a bit scary, so [Jordan] mounted a few chips in a 3D printed holder wedged in the vice on his mill. ”Aw come on, it’s just an eyebrow. :-D",
"parent... | 1,760,374,519.914433 | ||
https://hackaday.com/2018/01/16/review-linksprite-mini-cnc/ | Review: LinkSprite Mini CNC | Kristina Panos | [
"cnc hacks",
"Hackaday Columns",
"Reviews",
"Slider"
] | [
"candle",
"cartesian",
"cnc",
"CNC milling",
"engraver",
"grbl",
"hobby machine",
"inkscape",
"laser engraver",
"linksprite",
"PCB milling"
] | It’s a great time to be a hobbyist. No matter how you feel about the Arduino/Raspberry Pi effect, the influx of general enthusiasm and demand it has created translates to better availability of components, a broader community, and loads of freely available knowledge. When people have access to knowledge and ideas, grea... | 106 | 40 | [
{
"comment_id": "4308532",
"author": "elwing",
"timestamp": "2018-01-16T18:03:39",
"content": "nice, just received this kit yesterday… still haven’t build it..",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "4308542",
"author": "scott t",
"timestamp": "... | 1,760,374,520.46982 | ||
https://hackaday.com/2018/01/16/remember-your-birthday-for-fifty-years/ | Remember Your Birthday For Fifty Years | Jenny List | [
"Arduino Hacks"
] | [
"2017 Coin Cell Challenge",
"arduino",
"birthday",
"coin cell",
"low power"
] | Our Coin Cell Challenge competition has turned up some amazing entries, things that we wouldn’t have thought possible from such meagre power sources. Take [Vishnu M Aiea]’s entry for instance,
a device which he claims can light up as a birthday reminder every year for up to fifty years
.
At its heart is a modified Ardu... | 18 | 8 | [
{
"comment_id": "4308479",
"author": "gregkennedy",
"timestamp": "2018-01-16T17:48:20",
"content": "I wonder at the possibility of constructing an R-C oscillator with a one-year cycle time.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "4309518",
"au... | 1,760,374,520.198351 | ||
https://hackaday.com/2018/01/16/win-big-prizes-with-repairs-you-can-print/ | Win Big Prizes With Repairs You Can Print | Brian Benchoff | [
"3d Printer hacks",
"contests",
"Hackaday Columns"
] | [
"3d printing",
"contest",
"contests",
"hackaday.io",
"repair",
"Repairs You Can Print"
] | Another month, another contest, and this time we’re looking for
the best 3D printed repairs
you’ve built.
The Repairs You Can Print Contest on Hackaday.io is a challenge to show off the real reason you bought a 3D printer. We want to see replacement parts, improved functionality, or a tool or jig that made a tough repa... | 58 | 22 | [
{
"comment_id": "4308418",
"author": "Ren",
"timestamp": "2018-01-16T16:45:25",
"content": "I’d like to be able to print a stronger swivel joint for the Swiffer Wet Jet, we are on our 3rd SWJ, the other two broke in the same spot.",
"parent_id": null,
"depth": 1,
"replies": [
{
... | 1,760,374,520.30407 | ||
https://hackaday.com/2018/01/16/miss-beatrice-shilling-saves-the-spitfire/ | Miss Beatrice Shilling Saves The Spitfire | Dan Maloney | [
"Biography",
"Featured",
"History",
"Slider"
] | [
"aeronautics",
"airplane",
"battle of britain",
"carburetor",
"hacking when it counts",
"Rolls-Royce Merlin",
"spitfire",
"wwii"
] | On a bright spring morning in 1940, the Royal Air Force pilot was in the fight of his life. Strapped into his brand new Supermarine Spitfire, he was locked in mortal combat with a Luftwaffe pilot over the English Channel in the opening days of the Battle of Britain. The Spitfire was behind the Messerschmitt and almost ... | 54 | 19 | [
{
"comment_id": "4308352",
"author": "DainBramage",
"timestamp": "2018-01-16T15:14:48",
"content": "A brilliant solution indeed. Gotta love the name the air crews gave it.",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "4308357",
"author": "s10blazed",
... | 1,760,374,520.575534 | ||
https://hackaday.com/2018/01/16/youll-really-want-an-undo-button-when-you-accidentally-send-a-ballistic-missile-warning/ | You’ll Really Want An “Undo” Button When You Accidentally Send A Ballistic Missile Warning | Roger Cheng | [
"News",
"Radio Hacks"
] | [
"ballistic",
"EAS",
"EBS",
"emergency",
"emergency alert system",
"Emergency Broadcast System",
"emergency communications",
"error",
"hawaii",
"missile",
"missile launch",
"nuclear shelter"
] | Hawaiians started their weekend with quite a fright, waking up Saturday morning to a ballistic missile alert that turned out to be a false alarm. In between the public anger, profuse apologies from officials, and geopolitical commentary, it might be hard to find some information for the more technical-minded. For this ... | 91 | 20 | [
{
"comment_id": "4308118",
"author": "Complexity",
"timestamp": "2018-01-16T12:14:23",
"content": "Problem solved:https://www.jnd.org/books/design-of-everyday-things-revised.html",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "4310342",
"author": "Maa... | 1,760,374,520.713432 | ||
https://hackaday.com/2018/01/16/new-part-day-mems-loudspeakers/ | New Part Day: MEMS Loudspeakers | Brian Benchoff | [
"Hackaday Columns"
] | [
"loudspeaker",
"MEMS",
"New Part Day",
"speaker",
"st",
"USound"
] | MEMS, or
M
icro
E
lectro
M
echanical
S
ystems, are the enabling technology that brings us smartphones, quadcopters, tire pressure monitors, and a million other devices we take for granted today. At its most basic level, MEMS is simply machining away silicon wafers to make not electronic parts, but electromechanical par... | 47 | 20 | [
{
"comment_id": "4307634",
"author": "Genki",
"timestamp": "2018-01-16T09:13:27",
"content": "Hopefully not so quiet that I can’t hear. I can’t hear piezo element commonly used on cheap toys and game systems.",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "430... | 1,760,374,521.036335 | ||
https://hackaday.com/2018/01/15/raspberry-pi-offers-soulless-work-oversight/ | Raspberry Pi Offers Soulless Work Oversight | Tom Nardi | [
"computer hacks",
"Raspberry Pi",
"Slider",
"Video Hacks"
] | [
"computer vision",
"facial recognition",
"python",
"raspberry pi",
"Raspberry pi camera"
] | If you’re like us, you spend more time than you care to admit staring at a computer screen. Whether it’s trying to find the right words for a blog post or troubleshooting some code, the end result is the same: an otherwise normally functioning human being is reduced to a slack-jawed zombie. Wouldn’t it be nice to be ab... | 8 | 4 | [
{
"comment_id": "4307618",
"author": "Bogdan",
"timestamp": "2018-01-16T09:06:15",
"content": "Nice project and interesting as well. I was just wondering if you can use it for unlocking your computer, for example, only when you are staring into the camera? Would you recommend it for something like t... | 1,760,374,520.767829 | ||
https://hackaday.com/2018/01/15/fooling-speech-recognition-with-hidden-voice-commands/ | Fooling Speech Recognition With Hidden Voice Commands | Lewin Day | [
"digital audio hacks"
] | [
"neural network",
"neural networks",
"speech recognition"
] | It’s 2018, and while true hoverboards still elude humanity, some future predictions have come true. It’s now possible to talk to computers, and most of the time they might even understand you. Speech recognition is usually achieved through the use of neural networks to process audio, in a way that some suggest mimics t... | 19 | 10 | [
{
"comment_id": "4306953",
"author": "Internet",
"timestamp": "2018-01-16T03:40:54",
"content": "Most of the time? I think you mean some of the time.",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "4307017",
"author": "Ted",
"timestamp": "2018-01-16T04:... | 1,760,374,520.826368 | ||
https://hackaday.com/2018/01/13/led-stand-for-lego-saturn-v-boldly-goes-where-no-lego-has-gone-before/ | LED Stand For Lego Saturn V Boldly Goes Where No Lego Has Gone Before | Richard Baguley | [
"LED Hacks",
"News"
] | [
"lego",
"space"
] | Hackers everywhere have spent the last couple of weeks building the remarkable Saturn V Lego models that they got for the holidays, but [Kat & Asa Miller] decided to go an extra step for realism: they built a
stand with LED lights to simulate launch
. To get the real feel of blast off, they used pillow stuffing, a clea... | 10 | 8 | [
{
"comment_id": "4302648",
"author": "Ren",
"timestamp": "2018-01-13T17:30:23",
"content": "Great job!",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "4302667",
"author": "Chris Muncy",
"timestamp": "2018-01-13T17:54:55",
"content": "This is a great... | 1,760,374,521.126576 | ||
https://hackaday.com/2018/01/13/3d-print-a-home-automation-switch/ | 3D Print A Home Automation Switch | Al Williams | [
"3d Printer hacks",
"home hacks"
] | [
"3d printing",
"ESP8266",
"light switch",
"sonoff"
] | If you are the kind of person who won’t use cheap Sonoff modules to control AC powered devices, we don’t blame you and you should probably stop reading now. However, if you don’t mind a little exposed AC wiring and you have a 3D printer, you might be interested in the second generation of [530 Project’s]
in-wall light ... | 15 | 5 | [
{
"comment_id": "4302469",
"author": "daanpape",
"timestamp": "2018-01-13T14:18:16",
"content": "Nicely done, but I would make the housing a bit longer to have the PCB completely shielded. Now you can easily touch the mains voltage!",
"parent_id": null,
"depth": 1,
"replies": []
},
{... | 1,760,374,521.087019 | ||
https://hackaday.com/2018/01/13/inexpensive-display-jumps-to-life/ | Inexpensive Display Jumps To Life | Bryan Cockfield | [
"computer hacks"
] | [
"3d display",
"hologram",
"illusion",
"pepper's ghost",
"tablet"
] | If you’ve ever been to a local fair or amusement park, chances are you’ve seen an illusion known as Pepper’s Ghost. To perform the illusion, essentially all that’s needed is a thin sheet of plastic or one-way mirror and a light source. Get it right, and you’ll have apparitions popping up in all kinds of interesting pla... | 19 | 12 | [
{
"comment_id": "4302314",
"author": "David Maunder",
"timestamp": "2018-01-13T09:57:07",
"content": "Impressive.Now if they were to just spend ten bucks and buy a pre-made clear cone without the join….",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "4302412"... | 1,760,374,521.180188 | ||
https://hackaday.com/2018/01/12/home-decorating-with-tiny-arcade-cabinets/ | Home Decorating With Tiny Arcade Cabinets | Tom Nardi | [
"classic hacks",
"Toy Hacks"
] | [
"555",
"deadbug",
"desk toy",
"tiny arcade",
"usb"
] | Thanks to the general miniaturization of electronics, the wide availability of cheap color LCD screens, and the fact that licensing decades old arcade games is something of a free-for-all, we can now purchase miniature clones of classic arcade cabinets for about $20 USD. In theory you could play these things, but given... | 19 | 5 | [
{
"comment_id": "4302335",
"author": "Sjaak",
"timestamp": "2018-01-13T10:41:18",
"content": "Are those arcades hackable? Can the game upgraded to another game? Or is all potted in a black blob?",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "4302423",
... | 1,760,374,521.23746 | ||
https://hackaday.com/2018/01/12/warhammer-40k-model-rocket-launcher/ | Warhammer 40K Model Rocket Launcher | James Hobson | [
"3d Printer hacks",
"Weapons Hacks"
] | [
"A20737A",
"Anaren Atmosphere",
"model",
"rocket",
"servo",
"stm32f407",
"tank",
"warhammer"
] | [Daniel L]’s friend has a passion for Warhammer 40K. [Daniel] himself has a similar zeal for perfection in details. When he remembered a long-forgotten request to build a working rocket launcher for one of his friend’s Warhammer 40K models — well — the result
was inevitably awesome
.
The MicroMaxx motors — one of the s... | 5 | 3 | [
{
"comment_id": "4302189",
"author": "Nay",
"timestamp": "2018-01-13T03:53:35",
"content": "Lovely job! But, eh, firing rockets indoors? Safety nannies gonna get you!",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "4302382",
"author": "Fred",
... | 1,760,374,521.330967 | ||
https://hackaday.com/2018/01/12/rolling-robot-with-two-motors-but-none-are-on-the-wheels/ | Rolling Robot With Two Motors, But None Are On The Wheels | Donald Papp | [
"Robots Hacks"
] | [
"3d printed",
"9G servo",
"arm",
"locomotion",
"ratchet",
"ratcheting wheel",
"robot",
"servo",
"swim gait",
"swimming"
] | This unusual 3D printed
Rolling Robot
by [ebaera] uses two tiny hobby servos for locomotion in an unexpected way. The motors drive the front wheel only indirectly, by moving two articulated arms in a reach-and-retract motion similar to a breaststroke. The arms are joined together at the front, where a ratcheting wheel ... | 4 | 1 | [
{
"comment_id": "4302202",
"author": "Adam",
"timestamp": "2018-01-13T04:14:29",
"content": "Oh. Looking at the picture I was expecting it to move like this.http://www.erichstauffer.com/pop-culture/80s-toy-rediscovered-the-original-roller-racerI looked it up so I could share the link before I watche... | 1,760,374,521.462616 | ||
https://hackaday.com/2018/01/12/reverse-engineering-a-pirate-nintendo-arcade-board/ | Reverse Engineering A Pirate Nintendo Arcade Board | Lewin Day | [
"Nintendo Hacks"
] | [
"nes",
"nintendo",
"Nintendo Entertainment System",
"vs system"
] | The Nintendo VS. System was a coin-op arcade system based on the Nintendo Entertainment System (NES) hardware. By being so closely related to the home console, it made it easy to port games back and forth between the two. Being an arcade system, there was significant financial incentive to pirate the boards and games, ... | 23 | 5 | [
{
"comment_id": "4302000",
"author": "janostman",
"timestamp": "2018-01-12T22:03:00",
"content": "3 amps in the good ol’ days were never a problem for that amount of TTL-chips.I bet the 2 CPU’s together eat about 500mA.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comme... | 1,760,374,521.394961 | ||
https://hackaday.com/2018/01/15/this-portable-pi-may-not-be-what-you-expect/ | This Portable Pi May Not Be What You Expect | Jenny List | [
"Raspberry Pi"
] | [
"kindle",
"kindle touch",
"pi laptop",
"portable raspberry pi",
"raspberry pi"
] | In the years since the Raspberry Pi and other similar inexpensive Linux-capable single board computers came to the market, we have shown you a huge variety of projects using them at the heart of portable computers. These normally take the form of a laptop or tablet project, but today we have one that starts from a comp... | 25 | 8 | [
{
"comment_id": "4305145",
"author": "gabrielssanches",
"timestamp": "2018-01-15T09:30:52",
"content": "Not a hack? No way, that is marvelous!",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "4305160",
"author": "chip273",
"timestamp": "2018-01-15T09:33:... | 1,760,374,521.61758 | ||
https://hackaday.com/2018/01/14/imagine-a-cluster-of-esp32s/ | Imagine A Cluster Of ESP32s | Jenny List | [
"Microcontrollers",
"News"
] | [
"Beowulf cluster",
"cluster",
"ESP32",
"ESP32 cluster"
] | When the ESP32 microcontroller first appeared on the market it’s a fair certainty that somewhere in a long-forgotten corner of the Internet a person said: “Imagine a Beowulf cluster of those things!”.
Someone had to do it, and it seems that the someone in question was [Kodera2t],
who has made a mini-cluster of 4 ESP32 ... | 24 | 9 | [
{
"comment_id": "4305010",
"author": "RobHeffo",
"timestamp": "2018-01-15T06:15:16",
"content": "The datasheet for the ESP32 does indeed show an ethernet MAC interface using either the MII or RMII specifications. I don’t know how the software for the ESP32 goes implementing the software support for ... | 1,760,374,521.51927 | ||
https://hackaday.com/2018/01/14/pi-weather-lamp-puts-lava-lamps-to-shame/ | Pi Weather Lamp Puts Lava Lamps To Shame | Steven Dufresne | [
"home hacks"
] | [
"lamp",
"LED lamp",
"Raspberry Pi Zero W",
"weather",
"ws2812"
] | Representing the weather on an LED lamp in a manner that’s easy to interpret can be difficult, but [Gosse Adema]’s
weather/matrix lamp
makes it not only obvious what the weather is but also offers a very attractive display. For rain, drops of light move downward, and for wind, sideways. The temperature is shown using a... | 15 | 9 | [
{
"comment_id": "4304939",
"author": "Robert Mateja",
"timestamp": "2018-01-15T03:14:29",
"content": "Great project!…and in my twisted sense of style great example why some things are better to stay analog ;)",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "43... | 1,760,374,521.967031 | ||
https://hackaday.com/2018/01/14/hackaday-links-the-s-in-ces-stands-for-snake-oil/ | Hackaday Links: The ‘S’ In ‘CES’ Stands For Snake Oil | Brian Benchoff | [
"Hackaday Columns",
"Hackaday links"
] | [
"ces",
"hackaday links",
"links"
] | Remember IRDA? Before we had Bluetooth and WiFi, the
cool kids
connected their computers and printers together over fancy Infrared connections. Yes, your computer probably still has the drivers, but the hardware is nowhere to be found. For good reason, too: we now have Bluetooth and WiFi. This year, at CES, IRDA is mak... | 64 | 21 | [
{
"comment_id": "4304802",
"author": "Philippe",
"timestamp": "2018-01-15T00:12:42",
"content": "Re: MyLiFi. I am not sure the snide commentary is entirely warranted, at least when it comes to the underlying tech. That the “marketing” people went overboard trying to sell the tech as “digital detox” ... | 1,760,374,521.823958 | ||
https://hackaday.com/2018/01/14/cable-cutting-machine-makes-fast-work-of-a-tedious-job/ | Cable Cutting Machine Makes Fast Work Of A Tedious Job | Dan Maloney | [
"Tool Hacks"
] | [
"arduino mega",
"automated",
"cable",
"cutter",
"stepper",
"totalizer",
"wire"
] | We’ve all been there: faced with a tedious job that could be knocked out manually with a modest investment of time, we choose instead to overcomplicate the task and build something to do it for us. Such was the impetus behind
this automated wire cutter
, but in this case the ends justify the means.
That [Edward Carlson... | 22 | 4 | [
{
"comment_id": "4304419",
"author": "Internet",
"timestamp": "2018-01-14T21:23:18",
"content": "https://xkcd.com/1205/Across five years, how long can you work on making a routine task more efficient before you’re spending more time than you save?",
"parent_id": null,
"depth": 1,
"replie... | 1,760,374,521.725582 | ||
https://hackaday.com/2018/01/14/aluminum-no-match-for-3d-printed-press-brake-dies/ | Aluminum No Match For 3D Printed Press Brake Dies | Tom Nardi | [
"hardware",
"Slider",
"Tool Hacks"
] | [
"3d printed",
"manufacturing",
"metal brake",
"metalworking",
"sheet metalwork",
"ultralight",
"zortrax"
] | If you’re looking for a get-rich-quick scheme, you can scratch “
Doing small-scale manufacturing of ultralight aircraft
” off your list right now. Turns out there’s no money in it. At least, not enough money that you can outsource production of all the parts. Not even enough to setup a huge shop full of customized mach... | 44 | 8 | [
{
"comment_id": "4304050",
"author": "JWhitten",
"timestamp": "2018-01-14T18:36:43",
"content": "This is a great hack and a terrific testiment to the genius born of necessity.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "4304134",
"author": "aigoj"... | 1,760,374,521.908413 | ||
https://hackaday.com/2018/01/14/not-so-simple-led-upgrade-for-microscope/ | Not So Simple LED Upgrade For Microscope | Donald Papp | [
"LED Hacks"
] | [
"3d printed",
"custom",
"led",
"microscope",
"refit",
"replacement",
"retrofit"
] | [Amen] obtained a microscope whose light source was an incandescent bulb, but the light from it seemed awfully dim even at its brightest setting. Rather than hunt down a replacement, he decided to
replace the bulb with a 1W LED
mounted on a metal cylinder. The retrofit was successful, but there were numerous constraint... | 18 | 6 | [
{
"comment_id": "4304184",
"author": "Andy",
"timestamp": "2018-01-14T19:31:44",
"content": "Actually I would urge caution on this topic, a microscope will concentrate the light onto your retina, onto a spot.and a 1 Watt LED is fucking powerfull, and additional to that, it sends the light out direct... | 1,760,374,522.096266 | ||
https://hackaday.com/2018/01/15/3d-printing-a-better-quadcopter-frame/ | 3D Printing A Better Quadcopter Frame | Tom Nardi | [
"3d Printer hacks",
"drone hacks"
] | [
"3d printed",
"FPV",
"quadcopter",
"quadcopter frame"
] | Before you smash the “Post Comment” button with the fury of Zeus himself, we’re going to go ahead and say it: if you want to build a decent quadcopter, buy a commercial frame. They are usually one of the cheaper parts of the build, they’re very light for how strong they are, and replacement parts are easily available. ... | 22 | 9 | [
{
"comment_id": "4306788",
"author": "Saabman",
"timestamp": "2018-01-16T00:35:43",
"content": "After watch the video particularly the FPV footage I was trying to put myself in the pilots seat so to speak but found the view to be very limiting. With the camera fixed facing forward I felt there was ... | 1,760,374,522.17233 | ||
https://hackaday.com/2018/01/15/iro3d-3d-prints-in-powdered-metal/ | Iro3d 3D Prints In Powdered Metal | Al Williams | [
"3d Printer hacks"
] | [
"3d printing",
"3d printing metal",
"metal printing"
] | Printing with plastic and even resin is getting fairly common. Metal printing, though, is still in the realm of the exotic. A company called
Iro3D
is aiming to change that with a steel printer that you can buy in beta for about $5000. That seems steep when you can get plastic printers for under $200, but it is sheer ba... | 25 | 10 | [
{
"comment_id": "4306637",
"author": "zoilo",
"timestamp": "2018-01-15T21:13:41",
"content": "An other “desktop” “metal” 3d printer :http://www.objective3d.com.au/desktop-metal-studio/",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "4306784",
"author"... | 1,760,374,522.238803 | ||
https://hackaday.com/2018/01/15/is-that-part-a-counterfeit-here-are-a-few-pointers/ | Is That Part A Counterfeit? Here Are A Few Pointers | Jenny List | [
"Parts"
] | [
"counterfeit",
"counterfeit parts",
"fake",
"parts",
"semiconductors"
] | If you order an electronic component, how do you know what it is you are receiving? It has the right package and markings, but have you got the real thing from the original manufacturer or have you got an inferior counterfeit? We hear so much about counterfeit parts, and sometimes the level of effort put in by the frau... | 59 | 21 | [
{
"comment_id": "4306551",
"author": "Bryant Underwood",
"timestamp": "2018-01-15T20:12:12",
"content": "When I worked for a defense contractor we had TVS diodes that were shipped to us by a franchised distributor. The strange thing was that the parts worked, at first. Meaning the parts functioned... | 1,760,374,522.504422 | ||
https://hackaday.com/2018/01/15/spectre-and-meltdown-how-cache-works/ | Spectre And Meltdown: How Cache Works | Adam Fabio | [
"computer hacks",
"Engineering",
"Hackaday Columns",
"Slider"
] | [
"cache",
"Meltdown",
"memory",
"MMU",
"Spectre",
"virtual memory"
] | The year so far has been filled with news of Spectre and Meltdown. These exploits take advantage of features like speculative execution, and memory access timing. What they have in common is the fact that all modern processors use cache to access memory faster. We’ve all heard of cache, but what exactly is it, and how ... | 15 | 8 | [
{
"comment_id": "4306509",
"author": "HaxGrrl",
"timestamp": "2018-01-15T18:52:12",
"content": "While they are reported together, the two issues have a very important difference: Meltdown crosses a privilege domain. Intel’s CPU design means that the speculation engine doesn’t bother to check the pe... | 1,760,374,522.316373 | ||
https://hackaday.com/2018/01/15/coin-cell-hacks-that-won-the-coin-cell-challenge/ | Coin Cell Hacks That Won The Coin Cell Challenge | Mike Szczys | [
"Hackaday Columns",
"Slider"
] | [
"2017 Coin Cell Challenge",
"blink",
"coin cell challenge",
"cr2032",
"cr2477",
"jump start",
"lir2032",
"low power",
"winners"
] | It’s amazing what creative projects show up if you give one simple constraint. In this case, we asked what cool things can be done if powered by one coin cell battery and we had about one hundred answers come back. Today we’re happy to announce the winners of the Coin Cell Challenge.
Supernova Award: Coin Cell Powered ... | 22 | 10 | [
{
"comment_id": "4306432",
"author": "drwho8 (@drwho8)",
"timestamp": "2018-01-15T16:37:17",
"content": "And no one entered a CDP1802 system powered by a coin cell? That’s surprising.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "4306595",
"author":... | 1,760,374,522.392591 | ||
https://hackaday.com/2018/01/15/theyre-putting-soy-in-your-wires-man/ | They’re Putting Soy In Your Wires, Man | Tom Nardi | [
"car hacks",
"Engine Hacks",
"Featured",
"Interest",
"Original Art",
"Slider"
] | [
"automotive",
"bioplastic",
"class action",
"pest control",
"PLA",
"soy",
"soy wiring"
] | I’ve got a friend who tells me at every opportunity that soy is the downfall of humanity. Whatever ails us as a society, it’s the soy beans that did it. They increase violent tendencies, they make us fat and lazy, they run farmers out of business, and so on. He laments at how hard it is to find food that doesn’t includ... | 111 | 38 | [
{
"comment_id": "4306377",
"author": "Paulo Costa",
"timestamp": "2018-01-15T15:10:31",
"content": "Where can I buy coyote urine?",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "4306385",
"author": "Max Siegieda (@CampGareth)",
"timestamp": "2... | 1,760,374,522.698688 | ||
https://hackaday.com/2018/01/15/watching-the-watchers-are-you-the-star-of-an-encrypted-drone-video-stream/ | Watching The Watchers: Are You The Star Of An Encrypted Drone Video Stream? | Roger Cheng | [
"drone hacks",
"Video Hacks"
] | [
"anti-drone",
"drone fpv",
"drones",
"encrypted",
"fpv transmitter",
"multirotor",
"side channel analysis",
"side channel attack",
"uav",
"video streaming"
] | Small aircraft with streaming video cameras are now widely available, for better or worse. Making eyes in the sky so accessible has resulted in interesting footage that would have been prohibitively expensive to capture a few years ago, but this new creative frontier also has a dark side when used to violate privacy. T... | 40 | 7 | [
{
"comment_id": "4306125",
"author": "Granger",
"timestamp": "2018-01-15T13:29:51",
"content": "Seems like a lot of trouble to watch my cat take a shit on a cold morning…",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "4306181",
"author": "Dave Davids... | 1,760,374,522.776656 | ||
https://hackaday.com/2018/01/14/diy-bookshelf-is-more-than-meets-the-eye/ | DIY Bookshelf Is More Than Meets The Eye | Tom Nardi | [
"classic hacks",
"home hacks"
] | [
"books",
"bookshelf",
"routing",
"woodworking"
] | It might surprise you, Dear Reader, that not every project featured on Hackaday needs to pulsate with LEDs, or update the world about its goings-on over Twitter. They don’t even, contrary to what you may have heard, need to have an Arduino inside. No, sometimes you can pull off a pretty neat hack with nothing more than... | 28 | 10 | [
{
"comment_id": "4303387",
"author": "tech-no-pest",
"timestamp": "2018-01-14T12:10:41",
"content": "Cool..old encyclopedias Are a good candidate For scraped books.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "4303406",
"author": "chris0x00",
... | 1,760,374,522.848569 | ||
https://hackaday.com/2018/01/14/bartop-arcade-cabinet-build-skips-the-kit/ | Bartop Arcade Cabinet Build Skips The Kit | Tom Nardi | [
"classic hacks",
"Laser Hacks",
"Raspberry Pi"
] | [
"arcade cabinet",
"bartop",
"Fusion 360",
"laser cut",
"mdf",
"retropie"
] | An arcade cabinet is one of those things that every gamer wants at home, but few ever get. Getting a real arcade cabinet is usually expensive, and building one yourself is no small feat. There are kits you can get now which help the process along, generally taking the form of pre-cut cabinet parts, but with them comes ... | 7 | 6 | [
{
"comment_id": "4303328",
"author": "yes",
"timestamp": "2018-01-14T11:01:59",
"content": "He can start settling kits now…",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "4303332",
"author": "Saabman",
"timestamp": "2018-01-14T11:12:57",
"content":... | 1,760,374,522.900348 | ||
https://hackaday.com/2018/01/13/less-dear-heating-for-the-deer/ | Less Dear Heating For The Deer | Jenny List | [
"green hacks"
] | [
"ESP8266",
"ibm watson",
"marwell zoo",
"nyala",
"raspberry pi",
"watson"
] | Keeping animals from tropical regions of the world in a cold climate is an expensive business, they need a warm environment in their pens and sleeping areas. Marwell Zoo was spending a small fortune keeping its herd of nyalas (an antelope, not as the title suggests a deer, native to Southern Africa) warm with electric ... | 21 | 8 | [
{
"comment_id": "4303135",
"author": "Ostracus",
"timestamp": "2018-01-14T06:07:24",
"content": "Yum, toasted antelope.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "4303144",
"author": "Saabman",
"timestamp": "2018-01-14T06:19:56",
... | 1,760,374,523.248154 | ||
https://hackaday.com/2018/01/13/lamp-analysis-tells-sad-truth-behind-the-marketing-hype/ | Lamp Analysis Tells Sad Truth Behind The Marketing Hype | Dan Maloney | [
"Medical Hacks"
] | [
"cfl",
"diffuser",
"filter",
"SAD",
"seasonal affective disorder",
"spectrum",
"uv"
] | Here in the northern hemisphere, winter has wrapped us in her monochromatic prison. A solid deck of gray clouds means you need a clock to tell the difference between night and day, and by about the first week of February, it gets to feeling like you’ll never see a blue sky again. It’s depressing, to be honest, and the ... | 57 | 19 | [
{
"comment_id": "4303050",
"author": "Leithoa",
"timestamp": "2018-01-14T03:24:42",
"content": "Caveat emptor indeed, but I gotta wonder why he didn’t try a “daylight” bulb from any big box store first. They’re good enough to set fruit in peppers indoors.",
"parent_id": null,
"depth": 1,
... | 1,760,374,523.091069 | ||
https://hackaday.com/2018/01/13/robotic-table-saw-automates-finger-joints/ | Robotic Table Saw Automates Finger Joints | Dan Maloney | [
"Tool Hacks"
] | [
"box joint",
"finger joint",
"linear",
"pneumatic",
"robot",
"saw",
"table saw",
"wood",
"woodworking"
] | We’ve all seen finger joints or box joints, those interlocking puzzle pieces that make laser-cut plywood enclosures such a fixture for DIY projects. But laser cutters make finger joints look much easier to fabricate than they are with traditional woodworking tools, which often lead to disappointing results.
But
this fi... | 19 | 9 | [
{
"comment_id": "4302940",
"author": "Tsunamijuan",
"timestamp": "2018-01-14T00:14:41",
"content": "If you built a similar system with a router and a dovetail bit, you could automate the dovetails. They already make dovetail jigs for routers. I have managed to hidden dovetails in the past using a ro... | 1,760,374,522.990084 | ||
https://hackaday.com/2018/01/13/vintage-logan-lathe-gets-3d-printed-gears/ | Vintage Logan Lathe Gets 3D Printed Gears | Tom Nardi | [
"3d Printer hacks",
"classic hacks",
"Parts",
"Repair Hacks"
] | [
"3d printed",
"Fusion 360",
"gear",
"lathe",
"Logan 825",
"repair"
] | In December 2016, [Bruno M.] was lucky enough to score a 70+ year old Logan 825 lathe for free from Craigslist. But as you might expect for a piece of machinery older than 95% of the people reading this page, it wasn’t in the best of condition. He’s made plenty of progress so far, and recently started tackling some bro... | 34 | 18 | [
{
"comment_id": "4302828",
"author": "TGT",
"timestamp": "2018-01-13T21:39:46",
"content": "Wow! That’s cool. I also find a slight increase in dimensions if I make the tolerances exact, especially on that first layer. In my case it’s very likely over extrusion, as you said.Gonna plug a tool I like w... | 1,760,374,523.365841 | ||
https://hackaday.com/2018/01/13/easy-time-lapse-video-via-phone-and-command-line/ | Easy Time-lapse Video Via Phone And Command Line | Donald Papp | [
"Phone Hacks",
"Software Hacks"
] | [
"app",
"camera",
"documentation",
"ip camera",
"local network",
"phone",
"Still",
"time-lapse",
"timelapse",
"video",
"web server"
] | A good time-lapse video can be useful visual documentation, and since [Tommy]’s phone is the best camera he owns he created two simple shell scripts to
grab time-lapse images and assemble them into a video
. [Tommy]’s work is just the glue between two other things: an app that turns the phone into an IP camera with a w... | 6 | 5 | [
{
"comment_id": "4302817",
"author": "Maave",
"timestamp": "2018-01-13T21:24:34",
"content": "IP cam, why didn’t I think of that. Some camera apps have odd limitations like time/size limits. That would solve that and take care of phone storage limits at the same time",
"parent_id": null,
"de... | 1,760,374,523.292148 | ||
https://hackaday.com/2018/01/11/automating-your-door-for-20/ | Automating Your Door For $20 | Al Williams | [
"Arduino Hacks"
] | [
"door",
"motor",
"ultrasonic",
"windshield wiper motor"
] | We love the doors on Star Trek’s Enterprise. We should have known they were human-operated though because they were too smart. They would wait for people, or fail to open when someone was thrown against them during a fight. [SieuweE] has a much more
practical automatic door
that he calls ArduDoor.
You might guess from ... | 12 | 4 | [
{
"comment_id": "4299695",
"author": "Saabman",
"timestamp": "2018-01-12T03:24:49",
"content": "But it doesn’t go ‘tschhhhhht’",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "4301949",
"author": "ChalkBored",
"timestamp": "2018-01-12T20:33:45"... | 1,760,374,523.412574 | ||
https://hackaday.com/2018/01/11/digital-mouse-trap/ | Digital Mouse Trap | Brian McEvoy | [
"Microcontrollers",
"Nintendo Wii Hacks"
] | [
"game controller",
"mouse",
"nunchuck"
] | Plenty of PC games rely on the mouse for input, and browser games are no exception. Unfortunately though, this isn’t always the most intuitive controller. [Nathan Ramanathan] combined a couple hacks to get
the controller he wanted for playing browser games
like Agar and Slither. No rodents were harmed in this project.
... | 12 | 5 | [
{
"comment_id": "4299686",
"author": "Olsen",
"timestamp": "2018-01-12T02:52:25",
"content": "Were we all talking in the past tense?",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "4301977",
"author": "Somun",
"timestamp": "2018-01-12T21:14:51... | 1,760,374,523.461289 | ||
https://hackaday.com/2018/01/11/3d-printed-hovercraft-takes-flight/ | 3D Printed Hovercraft Takes Flight | Al Williams | [
"3d Printer hacks",
"Transportation Hacks"
] | [
"air cushion vehicle",
"hovercraft",
"surface effect vehicle"
] | Last time we checked in on [Ivan Miranda] he was putting a drill press on the Internet. Lately, he has been trying to
3D print a hovercraft
with some success. He made four attempts before arriving at one that works fairly well, as you can see in the video below. We will warn you, though, the screwdriver cam is a bit di... | 22 | 10 | [
{
"comment_id": "4299477",
"author": "Ren",
"timestamp": "2018-01-11T21:06:51",
"content": "Screwdriver cam…For some reason I was looking for a screwdriver to be used as a camshaft…",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "4304895",
"author": "... | 1,760,374,525.986552 | ||
https://hackaday.com/2018/01/11/making-a-headphone-amp-perform-new-tricks/ | Making A Headphone Amp Perform New Tricks | Jenny List | [
"digital audio hacks"
] | [
"audio",
"headphones",
"headset",
"headset microphone"
] | Hands up if you’ve had the misfortune to work in an office with a fondness for following the latest fads. Paperless office, how long did that last? Or moving from physical telephones to a flaky VOIP application on your Windows computer, that’s sure to be a resounding success! We’ve all been there at some point, haven’t... | 7 | 3 | [
{
"comment_id": "4299495",
"author": "Tristan",
"timestamp": "2018-01-11T21:30:50",
"content": "And I am willing to bet an “Open Plan” layout so that it is impossible to get any work done without headphones.",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "42995... | 1,760,374,525.377448 | ||
https://hackaday.com/2018/01/11/fail-of-the-week-engine-flips-out/ | Fail Of The Week: Engine Flips Out | Adam Fabio | [
"Fail of the Week",
"Transportation Hacks"
] | [
"diesel",
"dyno",
"engine",
"explode",
"fail of the week",
"fotw"
] | A few weeks ago an incredible
video of an engine exploding
started making the rounds on Facebook. This particular engine was thankfully in a dyno room, rather than sitting a couple of feet away from a driver on a track. We’ve all seen engine carnage videos before, but this one stands out. This diesel engine literally r... | 66 | 20 | [
{
"comment_id": "4299363",
"author": "Phrewfuf",
"timestamp": "2018-01-11T18:41:53",
"content": "Uhm…The oil pressure in a wet sump doesn’t change at all. There is no oil pressure in the sump, to be exactly correct. It just sits there just like any other fluid. The issue with a wet sump is that oil ... | 1,760,374,525.336803 | ||
https://hackaday.com/2018/01/11/glitch-delays-and-teensy-audio/ | Glitch Delays And Teensy Audio | Brian Benchoff | [
"Musical Hacks"
] | [
"delay",
"delay module",
"eurorack",
"JUCE",
"Teensy"
] | With the release of the Teensy 3.6 and the associated audio processing libraries, it’s never been a better time to get into DIY synth and effects projects. [Scott] is a musician and maker of electronic musical instruments, so he decided to leverage the power of the Teensy and
make a delay module
that really can’t be do... | 4 | 3 | [
{
"comment_id": "4299245",
"author": "ben",
"timestamp": "2018-01-11T17:54:25",
"content": "It’s certainly a lot easier digitally, but it sure seems like you could do this physically.Need to use a disk or drum of magnetic media, rather than a tape, with four write heads on one side (all fed the same... | 1,760,374,525.154263 | ||
https://hackaday.com/2018/01/11/local-infrastructure-the-devil-is-in-the-details/ | Local Infrastructure: The Devil Is In The Details | Bryan Cockfield | [
"Current Events",
"Engineering",
"Featured",
"Original Art",
"Slider"
] | [
"bridges",
"infrastructure",
"public works"
] | About two months ago I rode my bike to work like any other day, but on the way home a construction project seemed to have spontaneously started at one of the bridges that I pass over. Three lanes had merged into one which, for a federal highway, seemed like a poorly planned traffic pattern for a such a major constructi... | 107 | 37 | [
{
"comment_id": "4299094",
"author": "Jerry",
"timestamp": "2018-01-11T15:43:20",
"content": "Canada?",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "4299096",
"author": "isthatme",
"timestamp": "2018-01-11T15:44:43",
"content": "He sa... | 1,760,374,525.739397 | ||
https://hackaday.com/2018/01/12/bradley-gawthrop-what-you-need-to-know-about-wiring/ | Bradley Gawthrop: What You Need To Know About Wiring | Brian Benchoff | [
"cons",
"Hackaday Columns"
] | [
"2017 Hackaday Superconference",
"Bradley Gawthrop",
"connectors",
"splicing",
"Supplyframe Design Lab",
"wiring"
] | Wiring — as in plugging wires together and crimping connectors, not the Arduino IDE thingy — is an incredibly deep subject. We all know the lineman’s splice is the best way to solder two wires together, and NASA’s guide to cables and connectors is required reading around these parts. However, there’s a lot that can be ... | 53 | 20 | [
{
"comment_id": "4301921",
"author": "Ostracus",
"timestamp": "2018-01-12T19:38:44",
"content": "“Bradley starts his Hackaday Superconference talk with a discussion of the modern prototyping process. ”Digital prototyping process with some analog hanging off the periphery.",
"parent_id": null,
... | 1,760,374,525.471399 | ||
https://hackaday.com/2018/01/12/what-to-do-with-all-of-those-mid-century-and-pre-war-vintage-am-radios-build-your-own-am-radio-station/ | Dust Off Those AM Radios, There’s Something Good On! | Gregory L. Charvat | [
"Hackaday Columns",
"Radio Hacks"
] | [
"am radio",
"amplitude modulation",
"internet radio",
"mp3 player",
"playlist",
"radio",
"transmitter"
] | If you are into vintage electronics or restoring antique radio equipment you may be very disappointed with the content offerings on AM broadcast radio these days. Fortunately there is a way to get around this: build your own short-range AM broadcast station and transmit curated content to your radios (and possibly your... | 53 | 22 | [
{
"comment_id": "4301863",
"author": "Nathan",
"timestamp": "2018-01-12T18:18:38",
"content": "Real to reel",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "4301879",
"author": "Mike Szczys",
"timestamp": "2018-01-12T18:35:13",
"content... | 1,760,374,525.583808 | ||
https://hackaday.com/2018/01/12/printed-pc-speakers-are-way-cooler-than-yours/ | Printed PC Speakers Are Way Cooler Than Yours | Tom Nardi | [
"computer hacks",
"digital audio hacks",
"Peripherals Hacks"
] | [
"3d printed",
"computer speakers",
"retro",
"steampunk",
"TDA8932"
] | On the off chance you’re reading these words on an actual desktop computer (rather than a phone, tablet, smart mirror, game console…), stop and look at the speakers you have on either side of your monitor. Are you back now? OK, now look at the
PC speakers and amplifier [Kris Slyka] recently built
and realize you’ve bee... | 21 | 10 | [
{
"comment_id": "4301828",
"author": "chango",
"timestamp": "2018-01-12T17:15:07",
"content": "Shipwreckpunk?",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "4301854",
"author": "Clara",
"timestamp": "2018-01-12T17:58:22",
"content": "... | 1,760,374,525.923734 | ||
https://hackaday.com/2018/01/12/software-design-patterns-for-real-hardware/ | Software Design Patterns For Real Hardware | Sonya Vasquez | [
"Featured",
"Original Art",
"Skills",
"Slider",
"Software Hacks"
] | [
"abstract base classes",
"design patterns",
"polymorphism"
] | Here on Hackaday, we’re generally designers of hacks that live in the real world. Nevertheless, I’m convinced that some of the most interesting feats are at the mercy of what’s possible in software, not hardware. Without the right software, no 3D printer could print and no quadcopter could fly. The source code that dri... | 21 | 9 | [
{
"comment_id": "4301782",
"author": "Book",
"timestamp": "2018-01-12T16:04:46",
"content": "{written by a group of authors who’s names are so hard to remember that we shall collectively refer to them as “the Big Four.”}Did you coin that? If so then why? They have been known as “The Gang of Four” fo... | 1,760,374,525.228688 | ||
https://hackaday.com/2018/01/12/apple-passwords-they-all-just-work/ | Apple Passwords: They All ‘Just Work’ | Brian Benchoff | [
"Security Hacks",
"Slider"
] | [
"apple",
"High Sierra",
"macintosh",
"macOS",
"security",
"Sierra"
] | When the Macintosh was released some thirty-odd years ago, to Steve Jobs’ triumphant return in the late 90s, there was one phrase to describe the simplicity of using a Mac. ‘It Just Works’. Whether this was a reference to the complete lack of games on the Mac (Marathon shoutout, tho) or a statement to the user-friendli... | 40 | 12 | [
{
"comment_id": "4301378",
"author": "dudeguy",
"timestamp": "2018-01-12T13:05:50",
"content": "There was a version of OSX on the PowerPC, that I noticed I could write anything after the correct password and it’d be accepted as a valid password.",
"parent_id": null,
"depth": 1,
"replies"... | 1,760,374,526.066676 | ||
https://hackaday.com/2018/01/12/debouncing-the-old-fashioned-way/ | Debouncing The Old-Fashioned Way | Dan Maloney | [
"classic hacks"
] | [
"debouncer",
"ibm",
"inverter",
"Model 705 retrocomputing",
"module",
"triode"
] | If you were given the task of designing a computer at a time when computers weren’t really even a thing, how would you start? How would you take a collection of vacuum tubes, passive components, and a precious few germanium diodes and engineer something to sell to customers looking for an “electronic brain”?
Where ther... | 14 | 8 | [
{
"comment_id": "4300652",
"author": "Jason Sullivan",
"timestamp": "2018-01-12T09:56:14",
"content": "i recently found a giant box that someone was throwing out full of resistors, capacitors, and diodes like the ones used in the module seen above.",
"parent_id": null,
"depth": 1,
"repli... | 1,760,374,526.12019 | ||
https://hackaday.com/2018/01/11/esp32-makes-not-so-smart-lights-smart/ | ESP32 Makes Not-So-Smart Lights Smart | Will Sweatman | [
"Wireless Hacks"
] | [
"ESP32",
"IoT",
"lighting"
] | Long taken for granted – lights are a basic necessity of modern life. From the time of the first light bulb, we’ve been able to navigate the dark without the use of fire. With the advent of the Internet of Things, it has become somewhat of a requirement to bring a little intelligence to lights before labeling yourself ... | 24 | 4 | [
{
"comment_id": "4300358",
"author": "Perry Levac",
"timestamp": "2018-01-12T08:53:29",
"content": "Nice project as a idea.But you have to think of safety.Never have open mains with extra low voltage.You always have to think of safety..Nice Project I will be looking at your code.",
"parent_id": ... | 1,760,374,527.064951 | ||
https://hackaday.com/2018/01/10/spectre-and-meltdown-attackers-always-have-the-advantage/ | Spectre And Meltdown: Attackers Always Have The Advantage | Roger Cheng | [
"Current Events",
"Hackaday Columns",
"Rants",
"Security Hacks"
] | [
"cache",
"intel",
"Meltdown",
"security flaws",
"Spectre"
] | While the whole industry is scrambling on Spectre, Meltdown focused most of the spotlight on Intel and there is no shortage of outrage in Internet comments. Like many great discoveries, this one is obvious with the power of hindsight. So much so that the spectrum of reactions have spanned an extreme range. From “It’s s... | 45 | 16 | [
{
"comment_id": "4296852",
"author": "Ostracus",
"timestamp": "2018-01-10T18:09:41",
"content": "Any thoughts on MRAM and that “memory wall”?",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "4297050",
"author": "David Carrier",
"timestamp": "20... | 1,760,374,526.765388 | ||
https://hackaday.com/2018/01/10/friday-hack-chat-assembling-in-quantity-with-macrofab/ | Friday Hack Chat: Assembling In Quantity With MacroFab | Brian Benchoff | [
"Hackaday Columns"
] | [
"contract manufacturing",
"Hack Chat",
"Macrofab"
] | Building one of something is easy. You see it here every day, and yes, building a single robot, or a board to convert Segas to HDMI, or an Internet of Things thing is easy. Manufacturing is another story entirely. You’re going to have BOMs to work with, you’ll have suppliers, and you need to deal with assembly, program... | 6 | 2 | [
{
"comment_id": "4296875",
"author": "Vinalon",
"timestamp": "2018-01-10T18:35:48",
"content": ">You see it here every day, and yes, building a single robot, or a board to convert Segas to HDMI, or an Internet of Things thing is easy.Oh, come on…those things may not be very complicated after you spe... | 1,760,374,526.814029 | ||
https://hackaday.com/2018/01/10/bring-up-a-pcb-with-fewer-headaches/ | Bring Up A PCB With Fewer Headaches | Kristina Panos | [
"classic hacks",
"how-to"
] | [
"bad solder joints",
"pitfalls",
"solder paste",
"tips and tricks"
] | What’s the first thing you do when a new set of boards from the fab house hits the doorstep? Apply solder paste, populate the components, and stick it in the reflow oven? That’s one way to do it. But a lot of non-obvious things can go wrong at the fab house, like shorts and undrilled vias. One tiny mistake can mean hou... | 5 | 4 | [
{
"comment_id": "4296909",
"author": "Escalion",
"timestamp": "2018-01-10T19:15:40",
"content": "Or you pay the extra for the automatic NET testing at the manufacturer, saving hours on a large or 4 layer board.",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "42... | 1,760,374,527.452031 | ||
https://hackaday.com/2018/01/10/you-got-a-3d-printer-now-what/ | You Got A 3D Printer, Now What? | Tom Nardi | [
"3d Printer hacks",
"Featured",
"Skills",
"Slider"
] | [
"3D design",
"3d printing",
"best practices",
"grease",
"lubricants",
"maintenance",
"oil"
] | Given the
incredibly low prices on some of the models
currently on the market, it’s more than likely a number of Hackaday readers have come out of the holiday season with a shiny new desktop 3D printer. It’s even possible some of you have already made the realization that 3D printing is a bit harder than you imagined. ... | 89 | 24 | [
{
"comment_id": "4296722",
"author": "Doug Leppard",
"timestamp": "2018-01-10T15:12:05",
"content": "I am new to 3D printing last year 2017. It has been a fun and frustrating time learning. I did learn Tinkercad and it has been great made several things using it. It is worth jumping into 3D print... | 1,760,374,527.009245 | ||
https://hackaday.com/2018/01/10/wifi-alliance-announces-upcoming-fixes-to-wpa2/ | WiFi Alliance Announces Upcoming Fixes To WPA2 | Brian Benchoff | [
"News"
] | [
"wifi",
"Wifi alliance"
] | Last October, before Intel’s Management Engine was completely broken and the Spectre and Meltdown exploits drove Intel’s security profile further into the ground, we had a problem with wireless networking.
WPA2 was cracked
with KRACK, the
K
ey
R
einstallation
A
tta
ck.
The sky isn’t falling quite yet, but the fact rema... | 27 | 7 | [
{
"comment_id": "4296494",
"author": "Dan",
"timestamp": "2018-01-10T12:48:44",
"content": "By “thousands” I assume you mean “millions”.You still see the occasional WEP network out there, and cracking that’s been trivial for what, a decade now? WPA3 has one hell of an up-hill battle ahead of it.",
... | 1,760,374,527.177494 | ||
https://hackaday.com/2018/01/10/34c3-vintage-verification-stop-nuclear-war-with-a-6502/ | 34C3: Vintage Verification, Stop Nuclear War With A 6502 | Jenny List | [
"classic hacks"
] | [
"6502",
"Apple 2",
"nuclear",
"nuclear verification"
] | Our better-traveled colleagues having provided ample coverage of the 34C3 event in Leipzig just after Christmas, it is left to the rest of us to pick over the carcass as though it was the last remnant of a once-magnificent Christmas turkey. There are plenty of talks to sit and watch online, and of course the odd gem t... | 11 | 6 | [
{
"comment_id": "4296183",
"author": "willis",
"timestamp": "2018-01-10T10:16:28",
"content": "There was an underhanded C competition about this issue:http://www.underhanded-c.org/_page_id_5.html",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "4296188",
"au... | 1,760,374,527.226698 | ||
https://hackaday.com/2018/01/09/ocelot-arcade-system-illustrates-the-scope-of-vector-graphics/ | Ocelot Arcade System Illustrates The Scope Of Vector Graphics | Kristina Panos | [
"home entertainment hacks",
"Microcontrollers"
] | [
"dac",
"dspic33",
"oscilloscope",
"vector graphics"
] | Who knows how far the Vectrex system, or vector graphics gaming in general could have gone if not for the crash of ’83? The console wars might have been completely different if not for this market saturation-based reset button.
[Matt Carr] doesn’t own a Vectrex, but he does have a Tektronix 465 oscilloscope. After an i... | 15 | 7 | [
{
"comment_id": "4296077",
"author": "Falsehood",
"timestamp": "2018-01-10T07:24:54",
"content": "“Because everyone loves cats”",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "4296697",
"author": "Matt C",
"timestamp": "2018-01-10T14:38:27",
... | 1,760,374,526.867004 | ||
https://hackaday.com/2018/01/11/man-in-the-middle-jog-pendant-two-parts-make-easier-dev-work/ | Man-in-the-Middle Jog Pendant: Two Parts Make Easier Dev Work | Donald Papp | [
"Arduino Hacks",
"cnc hacks"
] | [
"arduino",
"cnc",
"diy",
"g-code",
"gear",
"grbl",
"jog pendant",
"macro",
"nano",
"rotary encoder",
"stepper motor",
"strain-wave",
"strainwave"
] | In a project, repetitive tasks that break the flow of development work are incredibly tiresome and even simple automation can make a world of difference. [Simon Merrett] ran into exactly this while testing different stepper motors in a strain-wave gear project. The system that drives the motor accepts G-Code, but he go... | 7 | 3 | [
{
"comment_id": "4298487",
"author": "formatc1702",
"timestamp": "2018-01-11T12:41:42",
"content": "I’ve often thought about a tool like this for my 3D printer, perhaps even going as far as using a game controller to control the axes on demand. My only worry is that the “official” host might run int... | 1,760,374,527.114409 | ||
https://hackaday.com/2018/01/11/meltdown-code-proves-concept/ | Meltdown Code Proves Concept | Al Williams | [
"Linux Hacks",
"News",
"Slider"
] | [
"github",
"linux",
"Meltdown"
] | If you’ve read about Meltdown, you might have thought, “how likely is that to actually happen?” You can more easily judge for yourself by looking at the code available on
GitHub
. The Linux software is just proof of concept, but it both shows what could happen and — in a way — illustrates some of the difficulties in ma... | 46 | 11 | [
{
"comment_id": "4297831",
"author": "Whatnot",
"timestamp": "2018-01-11T09:16:16",
"content": "“Although this requires root, the authors claim it is possible to do without root, it just takes longer.”I’m sorry but that makes no sense, if it uses the exploit that crosses security then why would root... | 1,760,374,527.310859 | ||
https://hackaday.com/2018/01/10/behind-the-scenes-at-a-pair-of-cell-sites/ | Behind The Scenes At A Pair Of Cell Sites | Dan Maloney | [
"Wireless Hacks"
] | [
"antenna",
"backhaul",
"cell",
"cellular",
"fiber",
"infrastructure",
"LTE",
"microwave",
"radome",
"wireless"
] | Those who fancy themselves as infrastructure nerds find cell sites fascinating. They’re outposts of infrastructure wedged into almost any place that can provide enough elevation to cover whatever gap might exist in a carrier’s coverage map. But they’re usually locked behind imposing doors and fences with signs warning ... | 17 | 8 | [
{
"comment_id": "4297634",
"author": "Greenaum",
"timestamp": "2018-01-11T06:58:09",
"content": "You can get some nice apps on Android that give you extra information about the cells you’re connected to, and where they are. Dunno how much practical use they are, but that’s not why I wanted them.",
... | 1,760,374,527.765465 | ||
https://hackaday.com/2018/01/10/mbed-labs-chock-full-of-arm-goodies/ | Mbed Labs Chock Full Of Arm Goodies | Al Williams | [
"ARM",
"News"
] | [
"arm",
"mbed",
"microcontrollers"
] | One of the things we like about ARM processors is that there are a variety of options for library support. You can write your own code at the bare metal, of course, but you can also use many different abstraction libraries to make things easier. At the other end of the spectrum, there is Mbed, similar to the sort of li... | 26 | 6 | [
{
"comment_id": "4297599",
"author": "pez",
"timestamp": "2018-01-11T05:18:25",
"content": "“funtion” .. I think we can safely assume that code example above was never actually tried.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "4297617",
"author":... | 1,760,374,527.830756 | ||
https://hackaday.com/2018/01/10/led-tree-brings-gravity-to-christmas/ | LED Tree Brings Gravity To Christmas | Kristina Panos | [
"contests",
"Holiday Hacks",
"how-to"
] | [
"2017 Coin Cell Challenge",
"coin cell",
"led",
"LED christmas tree"
] | Here’s a fun entry into our coin cell challenge. The power source is the actuating force in
[Frank]’s blinky LED Christmas tree
, which takes advantage of the physical structure of coin cells and our old pal gravity to roll out some holiday cheer. Talk about forward voltage!
We love the concept, and the circuit couldn’... | 9 | 9 | [
{
"comment_id": "4297133",
"author": "Vinalon",
"timestamp": "2018-01-11T00:57:47",
"content": "Ha, fun – I’m imagining one of these as part of one of those machines they have in science museums which lifts up balls on a conveyer belt and drops them through various rube-goldberg-style obstacle cours... | 1,760,374,527.709035 | ||
https://hackaday.com/2018/01/10/color-changing-clock-gets-a-pi-zero-heart/ | Color Changing Clock Gets A Pi Zero Heart | Tom Nardi | [
"clock hacks",
"LED Hacks",
"Raspberry Pi"
] | [
"clock",
"educational",
"minicron",
"pi zero",
"RGB LED",
"RPi-ShiftBrite",
"shiftbright"
] | Hackaday reader [Don] dropped by the tip line recently to let us know about the latest version of his
color-changing LCD clock project
. This is his second version of the hardware which makes some pretty big improvements over the original, including moving from the Pi B to the Pi Zero and an internal simplification of ... | 12 | 4 | [
{
"comment_id": "4297057",
"author": "evilmadscience",
"timestamp": "2018-01-10T22:47:20",
"content": "So this is a store bought clock, with an overly large brain to make it change colors? It seem that I often sound negative. The project is probably neat, but I would not consider it a hack. Doing... | 1,760,374,527.891472 | ||
https://hackaday.com/2018/01/10/star-chart-watch-is-a-romantic-tragedy/ | Star Chart Watch Is A Romantic Tragedy | Tom Nardi | [
"clock hacks",
"hardware",
"Wearable Hacks"
] | [
"cnc",
"g-code",
"lathe",
"metal working",
"PyEphem",
"star chart",
"watch"
] | It’s becoming abundantly clear that [Colin Merkel] doesn’t know the definition of “good enough”. Not only has he recently completed his
third (and most impressive) wristwatch build
, but he also managed to put together one of the most ridiculously romantic gifts ever conceived. While some of us are giving our significa... | 39 | 18 | [
{
"comment_id": "4296938",
"author": "Ren",
"timestamp": "2018-01-10T19:43:21",
"content": "I think he needs to use a round LCD for the clock face. That way he can still display the star chart and not worry about the second hand rubbing against it. B^)",
"parent_id": null,
"depth": 1,
"... | 1,760,374,527.977726 | ||
https://hackaday.com/2018/01/09/raspberry-pi-aint-afraid-of-no-spectre-and-will-not-meltdown/ | Raspberry Pi Ain’t Afraid Of No Spectre And Will Not Meltdown | Roger Cheng | [
"Raspberry Pi",
"Security Hacks"
] | [
"Meltdown",
"raspberry pi",
"Spectre"
] | While there’s broad agreement that Meltdown and Spectre attacks are really bad news at a fundamental level, there is disagreement on its immediate practical impact in the real world. Despite reassurance that no attacks have been detected in the wild and there’s time to roll out the full spectrum of mitigation, some wan... | 43 | 7 | [
{
"comment_id": "4294707",
"author": "Tore Lund",
"timestamp": "2018-01-09T12:08:00",
"content": "I don’t think a 486 is enough to be safe. Something about anything after X286 having RND seeds made from an algorithm so crackable. No problem as any true spy only uses Email to send his cipher anyway."... | 1,760,374,528.063715 | ||
https://hackaday.com/2018/01/09/improved-perfboard-for-surface-mount-parts/ | Improved Perfboard For Surface Mount Parts | Brian Benchoff | [
"Slider",
"Tool Hacks"
] | [
"KiCAD",
"perfboard",
"smd",
"smt",
"veroboard"
] | Look through the last two decades of electronics project built on perfboard, and you’ll notice a trend. Perfboard is designed for through-hole parts, but ever more frequently, the parts we need are only available as surface mount devices. What does this mean for the future of all those protoboard, veroboard, and tagboa... | 26 | 12 | [
{
"comment_id": "4294493",
"author": "Ø",
"timestamp": "2018-01-09T09:28:45",
"content": "I remember seeing something similar as a actual product From Asia with “flower” shaped pads.Back in 2012 or so",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "4294529",
... | 1,760,374,528.184511 | ||
https://hackaday.com/2018/01/08/eight-segas-singing/ | Eight SEGAs Singing | Lewin Day | [
"digital audio hacks"
] | [
"sega",
"Sega Master System",
"SN76489",
"synthesis",
"Teensy"
] | Way back in the dark ages, before the average computer could play back high quality recorded audio, things were done differently. Music and sounds were stored as instructions to be played back on audio synthesis chips, built into the computers and consoles of the 80s and 90s. These chips and their unique voices hold a ... | 22 | 6 | [
{
"comment_id": "4294156",
"author": "Jonathan Wilson",
"timestamp": "2018-01-09T07:02:41",
"content": "The best classic sound chip IMO has to be the legendary MOS Technologies 6581 SID chip. The SID was far superior to most other sound chips of the day like the Texas Instruments SN76849 (used in th... | 1,760,374,528.12362 | ||
https://hackaday.com/2018/01/08/ai-prosthesis-is-music-to-our-ears/ | AI Prosthesis Is Music To Our Ears | Lewin Day | [
"Medical Hacks"
] | [
"ai",
"machine learning",
"prostheses",
"prosthetic",
"star wars",
"tensor flow",
"tensorflow"
] | Prostheses are a great help to those who have lost limbs, or who never had them in the first place. Over the past few decades there has been a great deal of research done to make these essential devices more useful, creating prostheses that are capable of movement and more accurately recreating the functions of human b... | 12 | 5 | [
{
"comment_id": "4294515",
"author": "richfiles",
"timestamp": "2018-01-09T09:43:46",
"content": "https://fsmedia.imgix.net/ec/3b/8e/e9/4046/4f4f/a0ce/90ef09ddf8e1/luke-might-have-been-more-attached-to-the-hand-than-he-was-that-lightsaber.jpegIn all seriousness though, this is REALLY, fundamentally,... | 1,760,374,528.237061 | ||
https://hackaday.com/2018/01/08/extracting-a-vector-font-from-a-vintage-plotter/ | Extracting A Vector Font From A Vintage Plotter | Lewin Day | [
"Peripherals Hacks"
] | [
"apple",
"apple color plotter",
"apple plotter",
"font",
"font dump",
"plotter",
"rom",
"ROM dump",
"vector",
"vector font",
"vector graphics"
] | There is a huge variety of hardware out there with a font of some form or other baked into the ROM. If it’s got a display it needs a font, and invariably that font is stored as a raster. Finding these fonts is trivial – dump the ROM, render it as a bitmap, and voilà – there’s your font. However, what if you’re trying t... | 19 | 9 | [
{
"comment_id": "4293961",
"author": "duh",
"timestamp": "2018-01-09T00:51:27",
"content": "i’ve used the vector-font from hp2xx for scalable fonts on LCDs and hanging plotters, the algorithm and tables are so compact, yet look great scaled up to inches…Totally reasonable thing to do.And impressive ... | 1,760,374,528.294992 | ||
https://hackaday.com/2018/01/08/brewbuddy-is-a-home-brewers-best-friend/ | BrewBuddy Is A Home Brewer’s Best Friend | Kristina Panos | [
"Beer Hacks",
"contests"
] | [
"2017 Coin Cell Challenge",
"beer",
"beer brewing",
"home brewing",
"stm32"
] | Whether coffee, tea, or beer is your jam, brewing is a delicate
pas de deux
of time and temperature. Proper brewing of any of these beverages can elevate the experience from average to amazing. With this in mind, [Marcelo] created a time and temperature tool to dial in his beer-brewing process.
BrewBuddy is a complex a... | 7 | 2 | [
{
"comment_id": "4293924",
"author": "Biomed",
"timestamp": "2018-01-08T22:53:33",
"content": "Ever notice that once in a while that coffepot gives you an ungoshly excellent brew, but next day using same supply of fresh coffee grounds and water gives you something terrible? This was often discussed... | 1,760,374,528.336886 | ||
https://hackaday.com/2018/01/08/speculative-execution-was-a-troublemaker-for-xbox-360/ | Speculative Execution Was A Troublemaker For Xbox 360 | Roger Cheng | [
"News",
"Slider",
"Xbox Hacks"
] | [
"Meltdown",
"powerpc",
"Spectre",
"speculative execution",
"xbox 360"
] | Part of why people can’t stop talking about Meltdown/Spectre is the fact that all the individual pieces have been sitting in plain sight for a long time. When everyone saw how it all came together last week, many people (and not even necessarily security focused people) smacked themselves on the forehead: “Why didn’t
I... | 28 | 9 | [
{
"comment_id": "4293832",
"author": "Dave Jones",
"timestamp": "2018-01-08T19:43:26",
"content": "I planned to buy a new Intel CPU this month but guess I’ll pass until fixed Ice Lake comes. I like my good old E8400 overclocked to 4500 MHz, I call it “pocket goatse”.",
"parent_id": null,
"de... | 1,760,374,528.605542 | ||
https://hackaday.com/2018/01/09/postmarketos-saves-old-smartphones/ | PostMarketOS Saves Old Smartphones | Tom Nardi | [
"Android Hacks",
"handhelds hacks",
"Phone Hacks",
"Slider"
] | [
"android",
"linux",
"postmarketos",
"repurpose",
"smartphone"
] | Modern smartphones, even the budget models, are extremely impressive pieces of technology. Powerful ARM processors, plenty of RAM, and an incredible number of sensors and radios are packed into a device that in some cases are literally given away for free when you sign up for a service plan. Unfortunately manufacturers... | 67 | 19 | [
{
"comment_id": "4295953",
"author": "Ostracus",
"timestamp": "2018-01-10T03:14:00",
"content": "” In fact, the blog post mentions that they’ve decided to abandon the term “supported” when talking about devices, and make no claims beyond the fact that they will boot.”Downside of smartphones. All the... | 1,760,374,528.731929 | ||
https://hackaday.com/2018/01/09/getting-a-handle-on-meltdown-update-impact-stay-tuned-for-spectre/ | Getting A Handle On Meltdown Update Impact, Stay Tuned For Spectre | Roger Cheng | [
"Security Hacks",
"Software Hacks"
] | [
"intel",
"Meltdown",
"microsoft",
"patch",
"Spectre",
"windows"
] | When news broke on Meltdown and Spectre ahead of the original disclosure plan, word spread like wildfire and it was hard to separate fact from speculation. One commonly repeated claim was that the fix would slow down computers by up to 30% for some workloads.
A report released by Microsoft today
says that “average user... | 31 | 11 | [
{
"comment_id": "4295762",
"author": "nein",
"timestamp": "2018-01-10T00:37:16",
"content": "“it was hard to separate fact from speculation”LOL – the pun was the first thing I noticed.I really don’t think speculative execution is going anywhere soon – Intel and other companies are trying to stretch ... | 1,760,374,528.950569 | ||
https://hackaday.com/2018/01/09/tube-amps-are-still-tubular-in-2018/ | Tube Amps Are Still Tubular In 2018 | Lauren Faris | [
"classic hacks",
"Musical Hacks"
] | [
"audio amp",
"EL34",
"grundig majestic",
"tube amp"
] | Our friend [Pete] was reminiscing over the golden days with his
old and broken
antique Grundig Majestic console when he realized it deserved proper refurbishing. Now, any generic stereo record player might not be worth the time and effort to fix, but this was not any generic stereo record player. [Pete’s] inherited Gru... | 11 | 10 | [
{
"comment_id": "4295631",
"author": "Ren",
"timestamp": "2018-01-09T22:37:29",
"content": "I have a Blaupunkt or Grundig tube radio my father-in-law bought in Germany. The primary winding of its transformer is open circuit.",
"parent_id": null,
"depth": 1,
"replies": [
{
... | 1,760,374,528.881867 | ||
https://hackaday.com/2018/01/09/edgytokei-time-on-the-edge/ | Edgytokei’s Incredible Mechanism Shows Time Without A Face | Steven Dufresne | [
"clock hacks"
] | [
"arduino nano",
"clock",
"copper tape",
"gear"
] | Taking inspiration from Japanese nunchucks, [ekaggrat singh kalsi] came up with
a brilliant clock that tells time using only hour and minute hands
, and of course a base for them to sit on. The hands at certain parts of the hour seem to float in the air, or as he puts it, to sit on their edges, hence the name, the Edgy... | 15 | 8 | [
{
"comment_id": "4295486",
"author": "luc08g",
"timestamp": "2018-01-09T20:11:02",
"content": "Great project!Interesting take, using the hand change for any time NN:15 to NN:45. I think I would’ve just given up and just had the base spin 180°!",
"parent_id": null,
"depth": 1,
"replies": ... | 1,760,374,529.088892 | ||
https://hackaday.com/2018/01/09/the-348296th-article-about-cryptocurrency/ | The 348,296th Article About Cryptocurrency | Lauren Faris | [
"Current Events",
"Hackaday Columns"
] | [
"bitcoin",
"bitcoin mining",
"Bitcoin price tracker",
"blockchain",
"cryptocurrency",
"mining rig"
] | The public has latched onto the recent market events with an intense curiosity brought about by a greed for instant riches. In the last year alone, the value of Bitcoin has risen by 1,731%. We’re talking gold rush V2.0, baby. Money talks, and with a resounding $615 billion held up in cryptocurrencies, it is clear why t... | 42 | 14 | [
{
"comment_id": "4295337",
"author": "Robert Mateja",
"timestamp": "2018-01-09T18:12:49",
"content": "as for any gold rush I regret not to own silicon shovel factory ;)",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "4295539",
"author": "first comment... | 1,760,374,529.172187 | ||
https://hackaday.com/2018/01/09/intel-rolls-out-49-qubits/ | Intel Rolls Out 49 Qubits | Al Williams | [
"computer hacks",
"News"
] | [
"intel",
"quantum computing",
"qubits"
] | With a backdrop of security and stock trading news swirling, Intel’s [Brian Krzanich] opened the 2018 Consumer Electronics Show with a keynote where he looked to future innovations. One of the bombshells: Tangle Lake; Intel’s 49-qubit superconducting quantum test chip. You can catch all of [Krzanch’s]
keynote in replay... | 51 | 15 | [
{
"comment_id": "4295212",
"author": "Mike",
"timestamp": "2018-01-09T16:53:36",
"content": "Ok, so I have a real question: Why are all these qubit chips weird sizes, like 49qubits, or 17? What happened to powers of 2? Y’know, boring numbers like 16, 32, or 64?",
"parent_id": null,
"depth": ... | 1,760,374,529.032847 | ||
https://hackaday.com/2018/01/09/henrietta-lacks-and-immortal-cell-lines/ | Henrietta Lacks And Immortal Cell Lines | Adam Fabio | [
"Biography",
"Featured",
"History",
"Medical Hacks",
"Slider"
] | [
"biology",
"Cellular biology",
"HeLa",
"Henrietta Lacks",
"immortal cell line",
"The Immortal Life of Henrietta Lacks"
] | In early 1951, a woman named Henrietta Lacks visited the “colored ward” at Johns Hopkins hospital for a painful lump she found on her cervix. She was seen by Dr. Howard W. Jones, who indeed found a tumor growing on the surface of her cervix. He took a tissue sample, which confirmed Henrietta’s worst fears: She had canc... | 80 | 20 | [
{
"comment_id": "4295086",
"author": "Ren",
"timestamp": "2018-01-09T15:33:00",
"content": "I recall hearing/reading? about the contaminated cancer cell lines a few years ago and the trouble a researcher (a cell line manufacturer?) had convincing those that had used contaminated cell lines (includi... | 1,760,374,529.379951 | ||
https://hackaday.com/2018/01/08/entropy-and-the-arduino/ | Entropy And The Arduino: When Clock Jitter Is Useful | Jenny List | [
"Arduino Hacks",
"Hackaday Columns",
"Microcontrollers",
"Skills"
] | [
"arduino",
"entropy",
"pseudo-random",
"random",
"random number generator",
"random numbers"
] | What do you do, when you need a random number in your programming? The chances are that you reach for your environment’s function to do the job, usually something like rand() or similar. This returns the required number, and you go happily on your way.
A shift register configured as a pseudo-random
number generator. [b... | 37 | 9 | [
{
"comment_id": "4293796",
"author": "Ted",
"timestamp": "2018-01-08T18:23:31",
"content": "“if a PRNG algorithm can be started with a seed derived from a truly unpredictable source, then its output becomes no longer predictable”IIRC you only need to see N successive bits from an N-bit LFSR generato... | 1,760,374,529.469216 | ||
https://hackaday.com/2018/01/08/a-stepper-motor-for-two-dimensions/ | A Stepper Motor For Two Dimensions | Dan Maloney | [
"Misc Hacks",
"Slider"
] | [
"actuator",
"arduino mega",
"electromagnet",
"h-bridge",
"l293",
"linear motor",
"positioner",
"stepper"
] | We’ve all heard linear motors, like those propelling Maglev trains, described as “unrolled” versions of regular electric motors. The analogy is apt and helps to understand how a linear motor works, but it begs the question: what if we could unroll the stator in
two
dimensions instead of just one?
That’s the idea behind... | 47 | 23 | [
{
"comment_id": "4293722",
"author": "bty",
"timestamp": "2018-01-08T16:48:23",
"content": "i don’t really see an application here, seems like it would get insanely expensive to do this with a much higher resolution and/or area. Maybe something like microstepping is possible, eg. hold the payload in... | 1,760,374,529.251105 | ||
https://hackaday.com/2018/01/08/first-light-the-story-of-the-laser/ | First Light: The Story Of The Laser | Dan Maloney | [
"Engineering",
"Featured",
"History",
"Laser Hacks",
"Original Art",
"Slider"
] | [
"ammonia",
"amplifier",
"laser",
"maser",
"microwave",
"optical",
"patent",
"pump",
"stimulated emission"
] | Lasers are such a fundamental piece of technology today that we hardly notice them. So cheap that they can be given away as toys and so versatile that they make everything from DVD players to corneal surgery a reality, lasers are one of the building blocks of the modern world. Yet lasers were once the exclusive provinc... | 36 | 14 | [
{
"comment_id": "4293669",
"author": "Pirate Labs",
"timestamp": "2018-01-08T15:16:30",
"content": "My father machined the ruby rods for the first lasers at the Labs. They grew their own single crystal Aluminum Oxide boules and by adding .05% Chromium, made it a ruby. I still have a small piece of ... | 1,760,374,529.545726 | ||
https://hackaday.com/2018/01/08/the-majesty-of-saturns-rings-lighting-your-abode/ | The Majesty Of Saturn’s Rings Lighting Your Abode | James Hobson | [
"Arduino Hacks",
"LED Hacks"
] | [
"led",
"music",
"rings",
"Saturn",
"stain",
"woodworking"
] | [Modustrial Maker] is at it again with another seriously cool LED visualizer. This time around, he’s built pair of pendant lights inspired by the
rings of Saturn
.
The rings are made mostly of walnut plywood using a circle router jig to make the cut easier. If you are inspired to make these for yourself, [Modustrial Ma... | 4 | 3 | [
{
"comment_id": "4293606",
"author": "John Collier",
"timestamp": "2018-01-08T13:51:27",
"content": "I love the build. I really like the woodworking and electronics blend and that you spent a lot of time on the woodworking aspect because the LEDs are much more understood. This inspired me to write... | 1,760,374,529.815551 | ||
https://hackaday.com/2018/01/08/mom-ill-be-in-my-attic-spaceship/ | Mom, I’ll Be In My Attic Spaceship | Roger Cheng | [
"home hacks"
] | [
"Attic",
"control panel",
"custom electronics",
"Getting started in electronics",
"playroom",
"solar system",
"spaceship"
] | Most attics sit empty or serve as storage space to keep infrequently used items out of sight. Many of us keep boxes of half-completed abandoned projects there. But some people turn the attic itself into the project: this past Christmas some very lucky children received a spaceship playroom in the attic. [Titospot] shar... | 11 | 4 | [
{
"comment_id": "4293451",
"author": "macona",
"timestamp": "2018-01-08T09:45:43",
"content": "How would you not know that was there till a home inspection. No one noticed there were two windows???",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "4293470",
... | 1,760,374,529.77759 | ||
https://hackaday.com/2018/01/07/go-retro-to-build-a-spectre-and-meltdown-proof-x86-desktop/ | Go Retro To Build A Spectre And Meltdown-Proof X86 Desktop | Brian Benchoff | [
"classic hacks",
"Slider"
] | [
"486",
"linux",
"Meltdown",
"retrocomputing",
"Spectre"
] | [Yeo Kheng Meng] had a question: what is the oldest x86 processor that is still supported by a modern Linux kernel? Furthermore, is it actually possible to use modern software with this processor? It’s a question that surely involves experimentation, staring into the bluescreen abyss of BIOS configurations, and compili... | 95 | 36 | [
{
"comment_id": "4293349",
"author": "Redhatter (VK4MSL)",
"timestamp": "2018-01-08T06:37:56",
"content": "He’s using glibc there… probably might get more bang per buck using µClibc or musl.https://archives.gentoo.org/gentoo-musl/message/d0b181611b01747a59eae6a5e7c405f3is where I asked about the pos... | 1,760,374,530.249725 | ||
https://hackaday.com/2018/01/07/retro-rear-projection-numeric-display-gets-a-teardown/ | Retro Rear-Projection Numeric Display Gets A Teardown | Jenny List | [
"hardware",
"News"
] | [
"alphanumeric display",
"display",
"rear projection"
] | We recently featured an entertaining project here, a digital clock with a variety of different retro display technologies forming its numerals. Among those was an extremely unusual device, a rear-projection display with an array of bulbs each able to shine through a different letter or numeral slide. There was such int... | 24 | 9 | [
{
"comment_id": "4293308",
"author": "BrightBlueJim",
"timestamp": "2018-01-08T03:32:42",
"content": "These really lend themselves to be garage built. There’s only one special challenge, which is making the “sheet lens”. But maybe this could be done by making a silicone mold using ball bearings as... | 1,760,374,530.014325 | ||
https://hackaday.com/2018/01/07/hackaday-links-january-7-2018/ | Hackaday Links: January 7, 2018 | Brian Benchoff | [
"Hackaday Columns",
"Hackaday links"
] | [
"ces",
"coin cell challenge",
"Meltdown",
"RDA5981",
"shmoocon",
"Spectre"
] | Whelp, Spectre and Meltdown are the tech news
du jour
right now, and everyone is wondering: what is the effect of this problem on real hardware in real server rooms? Epic Games patched their machines
and found something shocking
. The CPU utilization for one of their online services increased about 100%. We don’t know ... | 23 | 11 | [
{
"comment_id": "4293243",
"author": "Ren",
"timestamp": "2018-01-08T00:54:02",
"content": "Inre: RDAIt will be a game changer if it is under $10 for a development board.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "4293265",
"author": "Ren",
... | 1,760,374,530.070001 | ||
https://hackaday.com/2018/01/07/robotic-drive-train-is-nearly-all-3d-printed/ | Robotic Drive Train Is Nearly All 3D Printed | Al Williams | [
"3d Printer hacks",
"Robots Hacks"
] | [
"3d printing",
"robot",
"swerve drive"
] | There are lots of ways to move a robot ranging from wheels, treads, legs, and even propellers through air or water. Once you decide on locomotion, you also have to decide on the configuration. One possible way to use wheels is with a swerve drive — a drive with independent motors and steering on each wheel. Prolific de... | 2 | 1 | [
{
"comment_id": "4293212",
"author": "Tom Nardi",
"timestamp": "2018-01-07T23:34:28",
"content": "I’ve seen a couple printed assemblies that use Airsoft BB’s, very clever and widely available.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "4293720",
... | 1,760,374,529.85149 | ||
https://hackaday.com/2018/01/07/afroman-teaches-intro-to-servos-builds-laser-turret/ | Afroman Teaches Intro To Servos, Builds Laser Turret | Kristina Panos | [
"how-to",
"Laser Hacks"
] | [
"arduino",
"cat toy",
"kneel before xod",
"laser",
"laser turret",
"pan-tilt",
"servo",
"xod"
] | After a longish hiatus, we were pleased to see a new video from [Afroman], one of the most accessible and well-spoken teachers the internet has to offer. If you’re new to electronics, see the previous sentence and resolve to check out his excellent videos. The new one is all about servos, and it culminates in a simple ... | 10 | 7 | [
{
"comment_id": "4293118",
"author": "Bill Sussman",
"timestamp": "2018-01-07T20:15:14",
"content": "Could’ve been done with 2 555s",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "4293126",
"author": "Saabman",
"timestamp": "2018-01-07T20:42:31",
"c... | 1,760,374,530.116065 |
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