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https://hackaday.com/2018/09/10/atx-adapter-for-the-ibm-pcjr-now-available/ | ATX Adapter For The IBM PCJr Now Available | Tom Nardi | [
"computer hacks",
"hardware",
"Retrocomputing"
] | [
"adapter",
"atx",
"IBM PCjr",
"pcb",
"picopsu"
] | We’ve mentioned previously the challenges that come with maintaining vintage computers which in some cases are pushing 40 years old. Components, even high quality ones, eventually fail and need to be replaced. Now if it’s a fairly popular vintage machine, replacement parts usually aren’t too hard to come by. But what i... | 4 | 2 | [
{
"comment_id": "5026749",
"author": "prpplague",
"timestamp": "2018-09-10T22:17:50",
"content": "Awesome work for continued functionality of these unique pieces of history!",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "5030740",
"author": "Jii",
... | 1,760,374,227.135859 | ||
https://hackaday.com/2018/09/10/diy-switches-for-people-who-cant-push-switches/ | DIY Switches For People Who Can’t Push Switches | Donald Papp | [
"Peripherals Hacks",
"The Hackaday Prize"
] | [
"2018 Hackaday Prize",
"adaptive",
"adaptive switch",
"assistive technology",
"button",
"disability",
"object detection",
"PUFF",
"switch"
] | An outstanding number of things most people take for granted present enormous hurdles for people with physical disabilities, including interaction with computers and other digital resources. Assistive technologies such as adaptive switches allow users who cannot use conventional buttons or other input devices to intera... | 3 | 2 | [
{
"comment_id": "5026188",
"author": "sid1950",
"timestamp": "2018-09-10T19:06:01",
"content": "Great project, and a nice clear project page. Good luck with this.",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "5026312",
"author": "Dissy",
"timestamp": ... | 1,760,374,227.460136 | ||
https://hackaday.com/2018/09/10/behind-the-scenes-of-a-hacker-conference/ | Behind The Scenes Of A Hacker Conference | Jenny List | [
"cons"
] | [
"electromagnetic field",
"Electromagnetic Field 2018",
"emfcamp",
"sha2017"
] | If you’ve been to a few hacker camps then you’re aware they are not the products of giant corporate entities but volunteer run community groups. You may even have volunteered yourself, and done all sorts of interesting tasks that go towards the running of the camp. But few of you will have been on the orga team of a ca... | 10 | 3 | [
{
"comment_id": "5025932",
"author": "Ren",
"timestamp": "2018-09-10T17:51:37",
"content": "And the reason for having their own currency?",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "5025934",
"author": "Ren",
"timestamp": "2018-09-10T17:52... | 1,760,374,227.078606 | ||
https://hackaday.com/2018/09/10/direction-finding-and-passive-radar-with-rtl-sdr/ | Direction Finding And Passive Radar With RTL-SDR | Tom Nardi | [
"hardware",
"Radio Hacks"
] | [
"KerberosSDR",
"Othernet",
"passive radar",
"radio direction finding",
"RTL-SDR"
] | To say that the RTL-SDR project revolutionized hacker’s capabilities in the RF spectrum would be something of an understatement. It used to be that the bar, in terms of both knowledge and hardware, was so high that only those truly dedicated were able to explore the radio spectrum. But today anyone with $20 can pick up... | 19 | 6 | [
{
"comment_id": "5026453",
"author": "Ren",
"timestamp": "2018-09-10T20:58:17",
"content": "I bought the Tzumi MagicTV when it went on sale at Walmart in June.https://hackaday.com/2018/05/30/cheap-stuff-to-hack-a-router-with-an-sdr-for-13/I followed a blog on reddit where they were able to hack it.h... | 1,760,374,227.028074 | ||
https://hackaday.com/2018/09/10/doing-one-thing-well-the-unix-philosophy/ | Doing One Thing, Well: The UNIX Philosophy | Bryan Cockfield | [
"Featured",
"Interest",
"Original Art"
] | [
"feature creep",
"philosophy",
"simple",
"unix"
] | The Unix operating system has been around for decades, and it and its lookalikes (mainly Linux) are a critical part of the computing world. Apple’s operating system, macOS, is Unix-based, as are Solaris and BSD. Even if you’ve never directly used one of these operating systems, at least two-thirds of all websites are s... | 102 | 14 | [
{
"comment_id": "5025258",
"author": "Yann Guidon / YGDES",
"timestamp": "2018-09-10T14:31:03",
"content": "Linux is really too complex today. Even Linus doesn’t know all the code anymore.It’s time microkernels finally rise !",
"parent_id": null,
"depth": 1,
"replies": [
{
... | 1,760,374,228.024012 | ||
https://hackaday.com/2018/09/10/trebucheting-tennis-balls-at-124-mph/ | Trebucheting Tennis Balls At 124 MPH | Elliot Williams | [
"Misc Hacks"
] | [
"physics",
"trebuchet",
"video"
] | A trebuchet is one of the older machines of war. It’s basically a sling on a frame, with a weight that you can lift up high and which pulls the sling arm over on release. Making one opens up the doors to backyard mayhem, but optimizing one opens up the wonders of physics.
[Tom Stanton]
covers just about everything you ... | 21 | 11 | [
{
"comment_id": "5024736",
"author": "Smirob",
"timestamp": "2018-09-10T11:32:58",
"content": "120 meters per hour? Sounds rather slow. Or are these supposed to be freedom units?",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "5025747",
"author": "Noa... | 1,760,374,227.211098 | ||
https://hackaday.com/2018/09/10/120-second-shower-cap/ | 120 Second Shower Cap | Brian McEvoy | [
"Musical Hacks",
"News"
] | [
"artists",
"conservation",
"economic",
"music",
"potable",
"shower",
"sing-along",
"water"
] | Do you have a couple of minutes? Literally and precisely, two minutes. That’s how long these ten songs play. So what? A short song is not new, but these ten songs are part of a campaign to encourage residents of Cape Town, South Africa to
cap their showers at one-hundred-twenty seconds
. Some of us do not have to worry... | 24 | 9 | [
{
"comment_id": "5022874",
"author": "Daniel",
"timestamp": "2018-09-10T08:25:43",
"content": "A lot of water can be saved if the water is turned off while applying soap to the skin.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "5022919",
"author": ... | 1,760,374,227.559157 | ||
https://hackaday.com/2018/09/09/3d-printed-radius-gauge-just-add-calipers-and-a-wee-bit-of-math/ | 3D Printed Radius Gauge, Just Add Calipers (And A Wee Bit Of Math) | Donald Papp | [
"3d Printer hacks",
"Tool Hacks"
] | [
"3d printed",
"measurement",
"radius gauge",
"tool"
] | With 3D printed arms of fixed measurements, the depth reading from a set of digital calipers can be used to calculate the radius of a curve.
Specialized tools that focus on one particular job tend to get distilled right down to their essentials and turned in an economical consumer product. One example of this is radius... | 16 | 8 | [
{
"comment_id": "5022248",
"author": "jpa",
"timestamp": "2018-09-10T05:46:28",
"content": "If the angle between the sides wasn’t 90 degrees, but 60 degrees, the distance would be directly the radius of curvature. At least if my quick check with solvespace is correct..",
"parent_id": null,
"... | 1,760,374,227.612508 | ||
https://hackaday.com/2018/09/09/electromagnetic-field-a-cyberpunk-headdress-to-be-noticed-in/ | Electromagnetic Field: A Cyberpunk Headdress To Be Noticed In | Jenny List | [
"Wearable Hacks"
] | [
"Electromagnetic Field 2018",
"EMF camp",
"EMF camp 2018",
"wearable"
] | At the recent Electromagnetic Field hacker camp in the UK, one of the highlights was the Null Sector, a cyberpunk-themed zone best described as something close to the set of
Blade Runner
made from shipping containers, clever props, and lighting. Our community rose to the occasion with some truly impressive costumes and... | 3 | 1 | [
{
"comment_id": "5016564",
"author": "Nikolai",
"timestamp": "2018-09-10T02:34:09",
"content": "This is my favorite LED Cyberpunk hack:https://www.youtube.com/watch?v=a929IRtg4YU",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "5022813",
"author": "jgj... | 1,760,374,227.497601 | ||
https://hackaday.com/2018/09/09/hackaday-links-september-9-2018/ | Hackaday Links: September 9, 2018 | Brian Benchoff | [
"Hackaday Columns",
"Hackaday links"
] | [
"3D printed guns",
"AR-15",
"ARS Electronica",
"guns",
"iss",
"Mirror Signaling",
"Soyuz"
] | Octoprint is one of those must-have apps for 3D printers. All you need is a Raspberry Pi, an SD card, and a USB cable, and you can control your 3D printer from anywhere in the house. Of course, some people take it too far and open up their Octoprint to the greater Internet.
Gizmodo reports thousands of people are doing... | 64 | 14 | [
{
"comment_id": "5014640",
"author": "Hirudinea",
"timestamp": "2018-09-09T23:26:00",
"content": "Hell when I wake up in the morning I want my 3D printer to have printed me a cup of coffee!",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "5022703",
"au... | 1,760,374,227.412667 | ||
https://hackaday.com/2018/09/09/now-finally-we-can-play-with-power/ | Now, Finally, We Can Play With Power | Brian Benchoff | [
"Nintendo Hacks",
"The Hackaday Prize",
"Wearable Hacks"
] | [
"2018 Hackaday Prize",
"nintendo power glove",
"power glove"
] | In case you’re not a ’90s kid, the Nintendo Power Glove is the greatest device for human-computer interaction ever created. It’s so good, they called it
bad
, and
then they made a movie about it
. At its heart, the Power Glove is just some force sensors in the fingers of a glove, but that hasn’t stopped hackers from cr... | 14 | 5 | [
{
"comment_id": "5014468",
"author": "Gregg Eshelman",
"timestamp": "2018-09-09T21:52:59",
"content": "An ultimate Power Glove hack would be replicating it in a mirror image for left handed use.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "5014555",
... | 1,760,374,227.664975 | ||
https://hackaday.com/2018/09/09/cheap-rc-boat-turned-weirdly-capable-seaplane/ | Cheap RC Boat Turned Weirdly Capable Seaplane | Tom Nardi | [
"Toy Hacks"
] | [
"amphibious",
"foam board",
"rc boat",
"rc plane",
"seaplane"
] | What do you get when you combine a cheap RC boat from Walmart, foam board, a couple powerful motors, and some aluminum cans? Most people would just end up with a pile of garbage, but we’ve already established [Peter Sripol] is fairly far from “most people”. In his hands, this collection of scraps turns into an almost u... | 8 | 5 | [
{
"comment_id": "5014005",
"author": "Tomo",
"timestamp": "2018-09-09T17:18:07",
"content": "Massive thrust and OK lifting surfaces? Amazing job! :)",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "5014017",
"author": "RW ver 0.0.1",
"timestamp": "2018-0... | 1,760,374,227.759198 | ||
https://hackaday.com/2018/09/09/the-tide-is-high-and-this-clock-lets-you-know/ | The Tide Is High, And This Clock Lets You Know | Sven Gregori | [
"clock hacks"
] | [
"3d printed",
"arduino",
"clock",
"coin cell",
"DS3231",
"oled",
"rtc",
"tide clock",
"tides"
] | In case you happen to have an ocean nearby, you’re probably familiar with its rising and falling tides. And if mudflat hiking is a thing in your area, you’re also aware of the importance of good timing and knowing when the water will be on its way back. Tide clocks will help you to be prepared, and they are a fun alter... | 7 | 5 | [
{
"comment_id": "5013829",
"author": "nsayer",
"timestamp": "2018-09-09T14:18:58",
"content": "This is one of several alternate timebase clocks that are part of my Crazy Clock project – the others being Sidereal, Martian, Lunar and Annual. Of course, that’s a much simpler project. All I had to do wa... | 1,760,374,227.799721 | ||
https://hackaday.com/2018/09/09/a-diy-balcony-crane-lifts-groceries-for-the-lazy-but-patient/ | A DIY Balcony Crane Lifts Groceries For The Lazy But Patient | Dan Maloney | [
"Misc Hacks"
] | [
"boom",
"crane",
"derrick",
"drill",
"gearbox",
"hubris",
"impatience",
"laziness",
"lift",
"winch",
"windlass"
] | If necessity is the mother of invention, then laziness is probably its father. Or at least a close uncle. Who hasn’t thought, “There has to be a better way to do this, one that doesn’t involve me burning precious calories”?
Motivational laziness seems to increase with potential energy, as anyone who needs to haul groce... | 39 | 19 | [
{
"comment_id": "5013485",
"author": "D",
"timestamp": "2018-09-09T11:27:33",
"content": "Overall I like it except not sure I trust the gearbox to spool coupling and fit overhead use I would have made sure to include a locking racket type pawl on the spool, (start with boat trailer crank)",
"par... | 1,760,374,227.873151 | ||
https://hackaday.com/2018/09/09/source-of-evil-a-botnet-code-collection/ | Source Of Evil – A Botnet Code Collection | Sven Gregori | [
"Security Hacks",
"Software Hacks"
] | [
"botnet",
"computer security",
"malware",
"research",
"reverse engineering",
"virus"
] | In case you’re looking for a variety of IRC client implementations, or always wondered how botnets and other malware looks on the inside, [maestron] has just the right thing for you. After years of searching and gathering the source code of hundreds of real-world botnets,
he’s now published them on GitHub
.
With C++ be... | 9 | 5 | [
{
"comment_id": "5013035",
"author": "Gravis",
"timestamp": "2018-09-09T08:06:48",
"content": "None written in Fortran? Oh the shame of it all! ;-P",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "5013902",
"author": "Nate B",
"timestamp": "2018-09-09T1... | 1,760,374,228.071519 | ||
https://hackaday.com/2018/09/08/see-binary-on-your-breadboard/ | See Binary On Your Breadboard | Steven Dufresne | [
"Peripherals Hacks"
] | [
"binary",
"binary display",
"LED display"
] | When you’re debugging a board which has an ESP32, Raspberry Pi, or Arduino, it’s easy to slap on a small LCD display or connect via WiFi to see what’s wrong. At least, that’s what the kids are doing. But what if you’re old-school or you don’t have one of those pimped-out, steroid-filled boards? A resistor and an LED wi... | 48 | 18 | [
{
"comment_id": "5012818",
"author": "MagicWandheS",
"timestamp": "2018-09-09T05:29:01",
"content": "Yes, really. I agree with told all above. Let’s discuss this question.",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "5012929",
"author": "Owllabs",
"t... | 1,760,374,228.218077 | ||
https://hackaday.com/2018/09/08/a-switching-power-supply-1940s-style/ | A Switching Power Supply, 1940s-Style | Dan Maloney | [
"Retrocomputing"
] | [
"current loop",
"rectifier",
"restoration",
"retrocomputing",
"smps",
"switch mode power supply",
"teletype",
"thyratron"
] | “They don’t build ’em like they used to.” There’s plenty of truth to that old saw, especially when
a switch-mode power supply from the 1940s
still works with its original parts. But when said power supply is about the size of a smallish toddler and twice as heavy, building them like the old days isn’t everything it’s c... | 26 | 7 | [
{
"comment_id": "5011195",
"author": "mogwopjr",
"timestamp": "2018-09-09T02:23:20",
"content": "Oh how I love the glow from a mercury vapor tube.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "5014001",
"author": "GreenBit",
"timestamp": "20... | 1,760,374,228.134182 | ||
https://hackaday.com/2018/09/07/apollo-12-was-the-lucky-number-among-apollo-disasters/ | Apollo 12 Was The Lucky Number Among Apollo Disasters | Al Williams | [
"Featured",
"History",
"Original Art",
"Space"
] | [
"apollo",
"nasa",
"space"
] | I recently saw Apollo 13 again — this time with the score played live by the Houston Symphony. What a crazy coincidence that thirteen has long been considered an unlucky number and that Apollo 13 would be the one we almost lost. However, Apollo 12 almost became a disaster which — after the ordeal with flight 13 — was l... | 30 | 12 | [
{
"comment_id": "5003809",
"author": "Eric",
"timestamp": "2018-09-07T14:18:25",
"content": "“On reentry into Earth’s atmosphere, one of the parachutes failed to deploy. Ever wonder why there are three parachutes? It’s because they need two.” re Apollo 15 – that’s not quite accurate, it deployed fin... | 1,760,374,228.461828 | ||
https://hackaday.com/2018/09/07/dont-look-now-but-your-necklace-is-listening/ | Don’t Look Now, But Your Necklace Is Listening | Tom Nardi | [
"google hacks",
"Raspberry Pi",
"Wearable Hacks"
] | [
"google",
"node.js",
"raspberry pi",
"sox",
"speech to text"
] | There was a time when the average person was worried about the government or big corporations listening in on their every word. It was a quaint era, full of whimsy and superstition. Today, a good deal of us are paying for the privilege to have constantly listening microphones in multiple rooms of our house, largely so ... | 9 | 6 | [
{
"comment_id": "5003487",
"author": "TrustNo1",
"timestamp": "2018-09-07T12:01:55",
"content": "“Today, a good deal of us are paying for the privilege to have constantly listening microphones in multiple rooms of our house”… and that is how it begins………. “telescreens”…. the attempts to dis-arm soci... | 1,760,374,228.267412 | ||
https://hackaday.com/2018/09/07/photon-door-lock-swaps-keys-for-a-post-request/ | Photon Door Lock Swaps Keys For A POST Request | Tom Nardi | [
"home hacks",
"Microcontrollers"
] | [
"blynk",
"door lock",
"internet of things",
"particle",
"photon"
] | At this point we’re all well aware of the fact that there is some inherent danger involved when bringing “things” onto the Internet. Nobody wants to come home to a smoldering pile of ruble because their Internet connected toaster oven decided to get stuck on “Hades.” But even with the risks, occasionally we see project... | 18 | 7 | [
{
"comment_id": "5003562",
"author": "Das Schaf",
"timestamp": "2018-09-07T12:49:00",
"content": "” Rather than giving all of his friends a copy of his key” – who does this???? One close family member, apart from my spouse, has a spare set of keys for my house. If they used them regularly I would as... | 1,760,374,228.521575 | ||
https://hackaday.com/2018/09/06/you-cant-build-a-roland-tr-808-because-you-dont-have-faulty-transistors/ | You Can’t Build A Roland TR-808 Because You Don’t Have Faulty Transistors | Mike Szczys | [
"Musical Hacks",
"Slider"
] | [
"2SC828",
"808",
"drum machine",
"Ikutar Kakehashi",
"noise",
"noise circuit",
"roland",
"Roland TR-808",
"TR-808",
"transistor"
] | That headline sounds suspect, but it is the most succinct way to explain why the Roland TR-808 drum machine has a very distinct, and difficult to replicate noise circuit. The drum machine was borne of a hack. As the Secret Life of Synthesizers explains, it was
a rejected part picked up and characterized by Roland
which... | 55 | 21 | [
{
"comment_id": "5002252",
"author": "Michael Black",
"timestamp": "2018-09-07T05:21:37",
"content": "A diode, when reverse biased, will generate noise. Some are better at it than others. But so long as you get good noise, all should be well. “Distinctiveness” would suggest a diode isn’t generati... | 1,760,374,228.617112 | ||
https://hackaday.com/2018/09/06/esp8266-powered-tank-with-voice-control/ | ESP8266 Powered Tank With Voice Control | Tom Nardi | [
"Cellphone Hacks",
"google hacks",
"Robots Hacks"
] | [
"Adafruit.IO",
"ESP8266",
"google assistant",
"IFTTT",
"L298N",
"rover"
] | The high availability of (relatively) low cost modular components has made building hardware easier than ever. Depending on what you want to do, the hardware side of a project might be the hacker equivalent of building with LEGO. In fact, we wouldn’t be surprised if it
literally
involved building with LEGO. In any even... | 5 | 4 | [
{
"comment_id": "5003685",
"author": "Ren",
"timestamp": "2018-09-07T13:42:18",
"content": "I wish my daughter had shown interest in LEGO Mindstorm, it really would have been a great excuse to buy it.But, alas and alack! She is interested in only the non-electric LEGO…",
"parent_id": null,
"... | 1,760,374,228.668371 | ||
https://hackaday.com/2018/09/06/save-fingers-save-lives-with-a-no-voltage-release-for-the-shop/ | Save Fingers, Save Lives With A No-Voltage Release For The Shop | Dan Maloney | [
"Slider",
"Tool Hacks"
] | [
"dangerous restart",
"e-stop",
"no-voltage release",
"NVR",
"power",
"power tools",
"switch",
"workshop safety"
] | Imagine the scenario: you’re spending some quality time in the shop with your daughter, teaching her the basics while trying to get some actual work done. You’re ripping some stock on your cheap table saw when your padiwan accidentally hooks the power cord with her foot and pulls out the plug. You have a brief chat abo... | 41 | 9 | [
{
"comment_id": "4999955",
"author": "Thinkerer",
"timestamp": "2018-09-06T23:28:21",
"content": "This is actually a small universe unto itself. You can make a contactor with a couple of pushbutton switches and a DPDT continuous duty relay (how we’ve done it for some time) but it’s worth mentioning... | 1,760,374,228.797953 | ||
https://hackaday.com/2018/09/06/transistor-logic-clock-gets-stacked-up/ | Transistor Logic Clock Gets Stacked Up | Tom Nardi | [
"classic hacks",
"clock hacks"
] | [
"clock",
"crystal",
"flip flops",
"schmitt trigger",
"transistor logic"
] | A couple years back we covered a very impressive transistor logic clock which was laid out so an observer could watch all of the counters doing their thing, complete with gratuitous blinkenlights. It had 777 transistors on 41 perfboards, and exactly zero crystals: the clock signal was extracted from the mains frequency... | 10 | 4 | [
{
"comment_id": "4999350",
"author": "Arduino Enigma",
"timestamp": "2018-09-06T21:59:29",
"content": "This would make an excellent Tindie kit",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "5003334",
"author": "Shannon",
"timestamp": "2018-09... | 1,760,374,228.720189 | ||
https://hackaday.com/2018/09/08/shoelace-tying-robot-with-only-two-motors/ | Shoelace-Tying Robot With Only Two Motors | Elliot Williams | [
"Robots Hacks",
"Slider"
] | [
"automaton",
"gears",
"machine",
"project",
"shoelaces"
] | Many things that humans do are very difficult for machines. Case in point: tying shoelaces. Think of the intricate dance of fingers crossing over fingers that it takes to pass off a lace from one hand to the other. So when a team of five students from UC Davis got together and built a machine that got the job done with... | 31 | 12 | [
{
"comment_id": "5010627",
"author": "Mike R",
"timestamp": "2018-09-08T23:10:01",
"content": "Sweet jesus. That’s amazing.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "5046596",
"author": "Jewelled",
"timestamp": "2018-09-13T17:19:29",
... | 1,760,374,228.86556 | ||
https://hackaday.com/2018/09/08/modular-keyboards-for-cad-gaming-and-video-editing/ | Modular Keyboards For CAD, Gaming, And Video Editing | Brian Benchoff | [
"The Hackaday Prize"
] | [
"2018 Hackaday Prize",
"keyboard",
"magnet",
"pogo pins"
] | Of all the input devices, the keyboard is the greatest. This comes at a cost, though: there were times back in the Before Days, when video and music editing applications came with custom keyboards. There were Pro Tools keyboards, Final Cut keyboards, and innumerable Adobe keyboards. What’s the solution to this problem?... | 16 | 6 | [
{
"comment_id": "5010559",
"author": "Nate B",
"timestamp": "2018-09-08T21:41:59",
"content": "Haven’t pogo pins and magnets been used for decades on british tea kettles?",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "5014454",
"author": "Shannon",
... | 1,760,374,228.994137 | ||
https://hackaday.com/2018/09/08/pun-intended-bare-metal-attracts-rust/ | Pun Intended: Bare Metal Attracts Rust | Sven Gregori | [
"Software Development"
] | [
"bare metal",
"kernel",
"qemu",
"rust"
] | Programming languages tend to polarize, and Rust is by far no exception. Whether it will stick around and grow as an alternative for the lower levels or not — time will tell. In the meantime, if you’re curious about the language and its low-level abilities yourself, [phil-opp] has written a series of blog posts on
buil... | 36 | 7 | [
{
"comment_id": "5010264",
"author": "Gravis",
"timestamp": "2018-09-08T17:21:51",
"content": "No.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "5010356",
"author": "Gunplumber",
"timestamp": "2018-09-08T18:49:50",
"content": "Yes.",... | 1,760,374,228.941069 | ||
https://hackaday.com/2018/09/08/smart-response-xe-gets-wireless-bootloader/ | SMART Response XE Gets Wireless Bootloader | Tom Nardi | [
"Arduino Hacks",
"handhelds hacks",
"Wireless Hacks"
] | [
"arduino",
"ATmega128RFA",
"bootloader",
"OTA",
"SMART Response XE"
] | A few months back we first brought word of the progress being made in unlocking the SMART Response XE, an ATmega128RFA powered handheld computer that allowed teachers to create an interactive curriculum in the days before all the kids got Chromebooks. Featuring 2.4 Ghz wireless communication, a 384×160 LCD, and a full ... | 9 | 5 | [
{
"comment_id": "5010169",
"author": "Larry Bank",
"timestamp": "2018-09-08T14:48:22",
"content": "Minor correction to Tom’s blurb. The wireless communication between the XE units was never an issue. Getting avrdude (STK500) to work over wireless from the Arduino IDE was the issue.",
"parent_id"... | 1,760,374,229.105717 | ||
https://hackaday.com/2018/09/08/cheap-fpv-goggles-turned-pocket-sized-display/ | Cheap FPV Goggles Turned Pocket Sized Display | Tom Nardi | [
"3d Printer hacks",
"drone hacks",
"Wireless Hacks"
] | [
"3D printed enclosure",
"5.8GHz",
"FPV",
"goggles"
] | Thanks to the exploding popularity of First Person View (FPV) RC flying over the last couple of years, the cost of the associated hardware has dropped rapidly. Today you can get entry-level FPV goggles for under $40 USD on various import sites. For the money you’re getting a 5.8 GHz receiver, battery, and an LCD displa... | 10 | 3 | [
{
"comment_id": "5009971",
"author": "Richard Malcolm-Smith",
"timestamp": "2018-09-08T11:04:09",
"content": "I got a $20ish USB receiver that plugs into an android phone or tablet to view wireless cameras. Also plugs into a laptop with a normal USB cable and works in the window built in camera app ... | 1,760,374,229.157776 | ||
https://hackaday.com/2018/09/08/electromagnetic-field-tim-a-relay-computer/ | Electromagnetic Field: TIM, A Relay Computer | Jenny List | [
"computer hacks"
] | [
"computer",
"home made computer",
"relay",
"relay computer"
] | We are probably all familiar with computing history to the extent that we know the earliest computers were surprisingly simple devices. While early electronic machines such as Colossus or ENIAC were hugely complex racks of tubes, once expressed as a schematic or as a network of logic gates they would be relatively stra... | 12 | 6 | [
{
"comment_id": "5009786",
"author": "Jon H",
"timestamp": "2018-09-08T08:56:48",
"content": "I’m pretty sure that’s Orac",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "5009849",
"author": "codifies",
"timestamp": "2018-09-08T09:18:30",
... | 1,760,374,229.207372 | ||
https://hackaday.com/2018/09/07/cordic-brings-math-to-fpga-designs/ | CORDIC Brings Math To FPGA Designs | Al Williams | [
"FPGA"
] | [
"cordic",
"cos",
"cosine",
"fpga",
"sin",
"sine",
"trig",
"trigonometry"
] | We are always excited when we see [Hamster] post an FPGA project, because it is usually something good. His
latest post
doesn’t disappoint and shows how he uses the CORDIC algorithm to generate very precise sine and cosine waves in VHDL. CORDIC (Coordinate Rotation Digital Computer; sometimes known as Volder’s algorith... | 12 | 7 | [
{
"comment_id": "5009451",
"author": "Arduino Enigma",
"timestamp": "2018-09-08T06:25:16",
"content": "The transcendental functions on the Sinclair Scientific Calculator also use CORDIC. That’s how a chip meant for a simple 4 function calculator gained the ability to do trigonometry.",
"parent_i... | 1,760,374,229.314837 | ||
https://hackaday.com/2018/09/07/unmanned-sailboat-traverses-the-north-atlantic/ | Unmanned Sailboat Traverses The North Atlantic | Bryan Cockfield | [
"News"
] | [
"Atlantic",
"autonomous",
"boat",
"Norway",
"ocean",
"offshore sensing",
"sail",
"sailbuoy",
"sailing",
"ship",
"solar",
"transatlantic",
"unmanned",
"vessel"
] | Sailboats have been traversing the Atlantic Ocean since before 1592, sailing through sunshine, wind, and rain. The one thing that they’ve all had in common has been a captain to pilot the ship across this vast watery expanse, at least until now. A company called Offshore Sensing has
sailed an unmanned vessel all the wa... | 21 | 10 | [
{
"comment_id": "5007733",
"author": "norro211",
"timestamp": "2018-09-08T02:15:21",
"content": "Note that it was unmanned, not autonomous. They gave instruction during the journey just like the wavegliders. First autonomous crossing is still up for grabs.",
"parent_id": null,
"depth": 1,
... | 1,760,374,229.265881 | ||
https://hackaday.com/2018/09/07/create-your-own-esp8266-shields/ | Create Your Own ESP8266 Shields | Tom Nardi | [
"hardware",
"Microcontrollers"
] | [
"ESP8266",
"PCB design",
"sensors",
"shields",
"wemos d1 mini"
] | The ESP8266 has become incredibly popular in a relatively short time, and it’s no wonder. Cheap as dirt, impressively powerful, Arduino-compatible, and best of all, includes Wi-Fi right out of the box. But for all its capability and popularity, it’s still lagging behind the Arduino in at least one respect. Namely, the ... | 9 | 3 | [
{
"comment_id": "5006010",
"author": "RW ver 0.0.1",
"timestamp": "2018-09-07T23:08:46",
"content": "Just in the last month, I’ve been getting the impression of prices rising and stock being low, not sure if this is due to expectations that the ESP32 will take over it’s niche, or all the boutiquey s... | 1,760,374,229.614515 | ||
https://hackaday.com/2018/09/07/scooter-hauls-kids-with-a-little-heavy-metal/ | Scooter Hauls Kids With A Little Heavy Metal | Tom Nardi | [
"hardware",
"Transportation Hacks"
] | [
"electric scooter",
"fabrication",
"metalwork",
"scooter",
"trailer",
"welding"
] | Where there’s a will, there’s a way. Similarly, where there’s a paying customer and a well stocked metalworking shop, there will also be a way. That’s about all the backstory you need to understand this latest creation from [Richard Day] of 42Fab. A customer asked him to build something that didn’t exist, and in a few ... | 8 | 4 | [
{
"comment_id": "5005247",
"author": "Kevin",
"timestamp": "2018-09-07T20:57:31",
"content": "This is great. The only issue I see coming up is that I believe this is V1 of the bird scooter. They are currently on V2 and V3 with using Segway vs the V1 Xiaomi in our City and the V1 are harder to find."... | 1,760,374,229.462832 | ||
https://hackaday.com/2018/09/07/moving-3d-printed-prosthetic-arms-with-a-pulse/ | Moving 3D Printed Prosthetic Arms With A Pulse | Brian Benchoff | [
"3d Printer hacks",
"The Hackaday Prize"
] | [
"2018 Hackaday Prize",
"3d printed",
"Prosthetic arm"
] | One of the best uses of 3D printers we’ve seen are custom prosthetics. Even today, custom-built prosthetics cost an arm and a leg, but there’s no reason why they should. Right now, we can scan someone’s arm or leg, import that scan into a 3D-modeling program, and design a custom-fit orthotic that can be spit out on a 3... | 4 | 4 | [
{
"comment_id": "5005164",
"author": "Ostracus",
"timestamp": "2018-09-07T20:45:00",
"content": "“Arm and a leg”? Didn’t see that coming.",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "5005575",
"author": "heyhono",
"timestamp": "2018-09-07T21:38:43",
... | 1,760,374,229.6562 | ||
https://hackaday.com/2018/09/07/fosscon-2018-where-open-source-and-lego-collide/ | FOSSCON 2018: Where Open Source And LEGO Collide | Tom Nardi | [
"cons",
"Hackaday Columns",
"Software Development",
"Toy Hacks"
] | [
"FOSSCON",
"LDraw",
"lego",
"mindstorms",
"Technic"
] | It probably won’t come as a surprise to anyone reading this, but hackers and makers absolutely
love
LEGO. We think you’d be hard pressed to find a Hackaday reader, young or old, that hasn’t spent some quality time with the little plastic bricks from Billund, Denmark. So it follows that there’s a considerable community ... | 10 | 6 | [
{
"comment_id": "5004392",
"author": "TheRegnirps.",
"timestamp": "2018-09-07T18:00:19",
"content": "Does that remind anyone else of Thunderbirds? Or Captain Scarlet?",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "5004699",
"author": "Michael",
"timest... | 1,760,374,229.71826 | ||
https://hackaday.com/2018/09/07/were-hiring-come-join-us-2/ | We’re Hiring: Come Join Us! | Elliot Williams | [
"Hackaday Columns",
"News"
] | [
"contributor",
"hackaday",
"hiring"
] | You wake up in the morning, and check Hackaday over breakfast. Then it’s off to work or school, where you’ve already had to explain the Jolly Wrencher to your shoulder-surfing colleagues. And then to a hackspace or back to your home lab, stopping by the skull-and-cross-wrenches while commuting, naturally. You don’t ble... | 57 | 14 | [
{
"comment_id": "5004014",
"author": "Ren",
"timestamp": "2018-09-07T16:10:41",
"content": "Nahh, I’d rather sit in the bleachers…",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "5117597",
"author": "Josh",
"timestamp": "2018-09-19T22:07:41",
... | 1,760,374,229.971658 | ||
https://hackaday.com/2018/09/07/the-how-and-why-of-tungsten-carbide-inserts-and-a-factory-tour/ | The How And Why Of Tungsten Carbide Inserts, And A Factory Tour | Dan Maloney | [
"Tool Hacks"
] | [
"automation",
"cutter",
"factory tour",
"lathe",
"Machine tool",
"machining",
"mill",
"Shaper",
"tooling",
"tungsten carbide"
] | It seems a touch ironic that one of the main consumables in the machining industry is made out of one of the hardest, toughest substances there is. But such is the case for tungsten carbide inserts, the flecks of material that form the business end of most of the tools used to shape metal. And thanks to one of the bigg... | 11 | 5 | [
{
"comment_id": "5003929",
"author": "Ostracus",
"timestamp": "2018-09-07T15:23:30",
"content": "“The degree to which the plant is automated is staggering – from autonomous forklifts to massive CNC work cells that require no operators, this looks like the very picture of the factory of the future.”I... | 1,760,374,229.770317 | ||
https://hackaday.com/2018/09/06/count-to-f-easily-with-this-diy-calculator/ | Count To F Easily With This DIY Calculator | Brian Benchoff | [
"The Hackaday Prize"
] | [
"2018 Hackaday Prize",
"base convert",
"calculator",
"numbers"
] | Some of the greatest electronic calculators of all time, including the venerable HP-16C, included functionality to convert numbers between different bases. 3735928559 might not mean much in base 10, but convert that to hex, and you’ll offend vegetarians. If the great calculators of yore had a way to convert between num... | 6 | 4 | [
{
"comment_id": "4998257",
"author": "Ren",
"timestamp": "2018-09-06T18:41:21",
"content": "Using plain ol’ LEDs for the Binary display is pretty neat!",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "4999436",
"author": "Ben",
"timestamp": "2018-09-06T2... | 1,760,374,229.812088 | ||
https://hackaday.com/2018/09/06/fpga-pov-toy-gets-customized/ | How To Add UART To Your FPGA Projects | Al Williams | [
"FPGA",
"Hackaday Columns",
"Skills"
] | [
"fpga",
"Intel Altera",
"max10",
"max1000",
"verilog"
] | Being able to communicate between a host computer and a project is often a key requirement, and for FPGA projects that is easily done by adding a submodule like a UART. A Universal Asynchronous Receiver-Transmitter is the hardware that facilitates communications with a serial port, so you can send commands from a compu... | 18 | 11 | [
{
"comment_id": "4997959",
"author": "jafinch78",
"timestamp": "2018-09-06T17:12:45",
"content": "Awesome!",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "4998064",
"author": "Pat",
"timestamp": "2018-09-06T17:45:53",
"content": "Xilinx’s PicoBlaze ... | 1,760,374,229.878682 | ||
https://hackaday.com/2018/09/06/one-square-inch-expanded-in-the-time-dimension/ | One Square Inch Expanded In The Time Dimension | Elliot Williams | [
"contests"
] | [
"contest",
"deadline",
"hackaday.io",
"Square inch project",
"The Square Inch Project"
] | No, we’re not talking about spooky feats of General Relativity. But you should know that the
Return of the Square Inch Project
just got its deadline extended.
If you missed the call the first time around, our favorite user-contributed contest on Hackaday.io is
up and running again
. Hackaday.io tossed in some good mone... | 11 | 6 | [
{
"comment_id": "4997786",
"author": "Ostracus",
"timestamp": "2018-09-06T16:30:04",
"content": "” Hackaday.io tossed in some good money for prizes, and folks started thinking about what functionality they could cram inside a 25.4 mm x 25.4 mm square. ”Something to bug the Cuban embassy with. :-D",
... | 1,760,374,230.244483 | ||
https://hackaday.com/2018/09/06/fail-of-the-week-how-not-to-design-an-rf-signal-generator/ | Fail Of The Week: How Not To Design An RF Signal Generator | Dan Maloney | [
"Fail of the Week",
"Teardown"
] | [
"filter",
"harmonics",
"PLL",
"RF",
"RF Design",
"signal generator",
"spectrum",
"spurious",
"synthesizer",
"vco"
] | We usually reserve the honor of Fail of the Week for one of us – someone laboring at the bench who just couldn’t get it together, or perhaps someone who came perilously close to winning a Darwin Award. We generally don’t highlight commercial products in FotW, but in the case of
this substandard RF signal generator
, we... | 25 | 19 | [
{
"comment_id": "4997633",
"author": "Nathan McCorkle",
"timestamp": "2018-09-06T15:30:15",
"content": "Looks like a DDS chip and some flying leads would be about as effective at a tenth or twentieth the cost.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "5... | 1,760,374,230.035821 | ||
https://hackaday.com/2018/09/06/ask-hackaday-managing-inspiration/ | Ask Hackaday: Managing Inspiration | Dan Maloney | [
"Featured",
"Interest",
"Original Art",
"Rants",
"Slider"
] | [
"balance",
"discipline",
"inspiration",
"resources",
"time management"
] | For most of us, hacking is a hobby, something to pass a few idle hours and satisfy our need to create. Precious few of us get to live the dream of being paid to tinker; most of us need some kind of day job to pay the bills and support our hacking habits. This necessarily creates an essential conflict, rooted in the fac... | 65 | 25 | [
{
"comment_id": "4997482",
"author": "Ren",
"timestamp": "2018-09-06T14:19:34",
"content": "Eureka!",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "4997484",
"author": "Andy Pugh",
"timestamp": "2018-09-06T14:22:13",
"content": "Maybe I am lucky, bu... | 1,760,374,230.195855 | ||
https://hackaday.com/2018/09/06/zpb30a1-electronic-load-gets-an-open-firmware/ | ZPB30A1 Electronic Load Gets An Open Firmware | Tom Nardi | [
"Microcontrollers",
"Tool Hacks"
] | [
"electronic load",
"firmware",
"stm8s",
"STM8S005K6"
] | Importing cheap equipment and test gear is something of a mixed blessing. It allows you to outfit your lab without emptying your bank account, but on the other hand there’s usually a
reason
it’s cheap. Of course, the retail price of a piece of hardware shouldn’t be the metric by which we measure its quality, but there’... | 30 | 13 | [
{
"comment_id": "4997169",
"author": "Ø",
"timestamp": "2018-09-06T11:32:25",
"content": "Perhaps designing a replacement “interface module” board which is compatible with common and cheap LCD or oLED display is the next goal when software has been ironed out?",
"parent_id": null,
"depth": 1... | 1,760,374,230.363179 | ||
https://hackaday.com/2018/09/06/electromagnetic-field-a-hacked-knitting-machine-knitting-the-universe/ | Electromagnetic Field: A Hacked Knitting Machine, Knitting The Universe | Jenny List | [
"cons",
"Slider"
] | [
"brother knitting machine",
"electromagnetic field",
"knitting",
"knitting machine"
] | A large hacker camp attracts attendees from all over the world, and at the recent Electromagnetic Field in the UK there were certainly plenty of international visitors. Probably one of those with the longest journey was [Sarah Spencer] from Australia, and she deserves our admiration not just for her work but also for d... | 9 | 5 | [
{
"comment_id": "4997045",
"author": "David @dtl",
"timestamp": "2018-09-06T10:44:30",
"content": "I wanted to see this but wasn’t sure where it was on display. Too many other interesting things to see an do, so I didn’t get time to hunt for it.",
"parent_id": null,
"depth": 1,
"replies"... | 1,760,374,230.292838 | ||
https://hackaday.com/2018/09/05/detective-work-recovers-atari-st-asic-designs/ | Detective Work Recovers Atari ST ASIC Designs | Al Williams | [
"Retrocomputing"
] | [
"atari",
"atari st",
"retrocomputing"
] | [Christian Zietz] wanted to know more about the Atari ST. He found information online from newer Atari machines like the Falcon030 and the Jaguar, but couldn’t find much else. While looking through some archives of old disk images from the Atari headquarters, he found a folder marked “Drawings\4118.” With some detectiv... | 28 | 15 | [
{
"comment_id": "4995533",
"author": "Ostracus",
"timestamp": "2018-09-06T05:10:34",
"content": "Digital Archaeology.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "4997467",
"author": "Shannon",
"timestamp": "2018-09-06T14:08:44",
"c... | 1,760,374,230.474037 | ||
https://hackaday.com/2018/09/05/robots-invade-your-personal-space/ | Robots Invade Your Personal Space | Brian McEvoy | [
"Robots Hacks"
] | [
"backpack",
"robot",
"robotic",
"stereoscopic",
"telepresence",
"wearable"
] | If you have ever had to complete a task such as building a LEGO model over a remote connection, you will know that the challenges are like an absurd grade school group project. The person giving directions often has trouble describing what they are thinking, and the person doing the work has trouble interpreting what t... | 13 | 8 | [
{
"comment_id": "4995299",
"author": "CityZen",
"timestamp": "2018-09-06T04:16:00",
"content": "With just one extra arm, you can call it the Zaphod configuration.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "4995302",
"author": "Brian McEvoy",
... | 1,760,374,230.410192 | ||
https://hackaday.com/2018/09/05/retro-console-upgrade-gives-atari-flair/ | Retro Console Upgrade Gives Atari Flair | Bryan Cockfield | [
"Games"
] | [
"2600",
"atari",
"raspberry pi",
"recalbox",
"retro",
"upgrade",
"zero"
] | If you’re desperate for a sense of nostalgia for video games of yore but don’t want to shell out the big bucks for an NES classic, you can always grab a single arcade-style game that’ll plug straight into your TV. Of course it’s no longer 1980, and playing Space Invaders or Asteroids can get old after a while. When tha... | 3 | 2 | [
{
"comment_id": "4995873",
"author": "Martini",
"timestamp": "2018-09-06T06:57:22",
"content": "Nice start but please clean it up a little. This doesn’t look like it’s going to last. :)",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "4999302",
"author... | 1,760,374,230.519723 | ||
https://hackaday.com/2018/09/05/3d-printed-rc-jet-boat-gets-up-to-speed/ | 3D Printed RC Jet Boat Gets Up To Speed | Tom Nardi | [
"3d Printer hacks",
"Toy Hacks"
] | [
"3d printed",
"Benchy",
"brushless motor",
"esc",
"rc boat"
] | In one of those weird twists of fate, there’s currently a very high chance that anyone who owns a 3D printer has made a boat with it. In fact, they’ve probably printed several of them, so many that they might even have a shelf filled with little boats in different colors and sizes. That’s because it’s a popular benchma... | 9 | 4 | [
{
"comment_id": "4993344",
"author": "Aidan",
"timestamp": "2018-09-05T22:16:30",
"content": "https://youtu.be/yRmGHExMy40?t=15sIn his part 2 video above it’s going on the two battery packs in series rather than parallel to deliver twice the voltage at 6S. Over powered for sure.",
"parent_id": n... | 1,760,374,230.657041 | ||
https://hackaday.com/2018/09/05/twenty-projects-that-just-won-the-human-computer-interface-challenge/ | Twenty Projects That Just Won The Human Computer Interface Challenge | Brian Benchoff | [
"Hackaday Columns",
"Peripherals Hacks",
"The Hackaday Prize"
] | [
"2018 Hackaday Prize",
"2018 Hackaday Superconference",
"hci",
"Human Computer Interface",
"Human Computer Interface Challenge"
] | The greatest hardware competition on the planet is going on right now.
The Hackaday Prize
is the Oscars of Open Hardware. It’s the Nobel Prize of building a thing. It’s the Fields Medal of firmware development, and simply making it to the finals grants you a knighthood in the upper echelon of hardware developers.
Last ... | 17 | 7 | [
{
"comment_id": "4993134",
"author": "Josh",
"timestamp": "2018-09-05T21:45:16",
"content": "The Digital White cane is super cool, but it says 2017 hackaday submission on their profile project picture, maybe this is an error?",
"parent_id": null,
"depth": 1,
"replies": [
{
... | 1,760,374,230.719185 | ||
https://hackaday.com/2018/09/05/all-the-badges-of-def-con-26-vol-4/ | All The Badges Of DEF CON 26 (vol 4) | Mike Szczys | [
"cons",
"Hackaday Columns",
"Roundup",
"Slider",
"Wearable Hacks"
] | [
"add-ons",
"badges",
"DEF CON",
"DEFCON 26",
"unofficial"
] | From a cockroach filled with LEDs, to an impressively dense 576 RGB LED display, and even a hunk of carpet, our final installment of the unofficial hardware badges at DEF CON 26 are beyond impressive. I tried to see every badge and speak to every badge maker this year. So far we’ve covered a ton of badges in
volume 1
,... | 3 | 3 | [
{
"comment_id": "4991659",
"author": "Pete",
"timestamp": "2018-09-05T18:19:42",
"content": "Thank you! BadgeLife has been my favorite part of the last coupld of DefCons I’ve made it to. I couldn’t make this year, so have been pouring over your reports.",
"parent_id": null,
"depth": 1,
... | 1,760,374,232.671441 | ||
https://hackaday.com/2018/09/05/friday-hack-chat-environmental-sensors/ | Friday Hack Chat: Environmental Sensors | Brian Benchoff | [
"Hackaday Columns"
] | [
"environmental sensor",
"Hack Chat",
"sensor"
] | When it comes to IoT and robotics, the name of the game is sensors. These aren’t just IMUs and the stuff that makes robots move — we’re talking about environmental sensors here. Everything from sensors that measure temperature, air quality, humidity, chemical sensors, and radiation sensors are on the table here. For th... | 3 | 1 | [
{
"comment_id": "4991193",
"author": "Ostracus",
"timestamp": "2018-09-05T16:30:01",
"content": "How about harnessing cellphone sensors in a worldwide manner?",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "4991527",
"author": "Ren",
"timestam... | 1,760,374,232.562876 | ||
https://hackaday.com/2018/09/05/a-custom-built-fpv-monitor-to-keep-the-fans-happy/ | A Custom Built FPV Monitor To Keep The Fans Happy | Tom Nardi | [
"Arduino Hacks",
"drone hacks",
"Video Hacks"
] | [
"arduino pro mini",
"Boscam",
"FPV",
"monitor",
"RX5808"
] | If you’re going to be flying around a FPV-capable aircraft, be it a quadcopter or a fixed-wing plane, you shouldn’t be surprised if bystanders want to take a turn wearing your googles. Of course we hope that you’re good enough flying line of sight that you don’t
need
to be wearing the googles to stay airborne, but it d... | 7 | 4 | [
{
"comment_id": "4990920",
"author": "bactisme",
"timestamp": "2018-09-05T15:26:56",
"content": "The solution I use for spectator is the Eachine-ROTG01, it’s a dongle for mobile phone, and it’s only 15usd… Not good enough for flying (too much latency), perfect to spectate.https://www.banggood.com/Ea... | 1,760,374,232.901206 | ||
https://hackaday.com/2018/09/05/intro-to-docker-why-and-how-to-use-containers-on-any-system/ | Intro To Docker: Why And How To Use Containers On Any System | Ben James | [
"Featured",
"Skills",
"Slider",
"Software Development"
] | [
"build",
"containers",
"docker",
"image",
"introduction",
"virtual machine"
] | If you have your ear even slightly to the ground of the software community, you’ll have heard of
Docker
. Having recently enjoyed a tremendous rise in popularity, it continues to attract users at a rapid pace, including many global firms whose infrastructure depends on it. Part of Docker’s rise to fame can be attribute... | 72 | 25 | [
{
"comment_id": "4990515",
"author": "Jorgen Vanderzee",
"timestamp": "2018-09-05T14:12:39",
"content": "Isnt docker just using chroot to acconplish isolation?",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "4991488",
"author": "MS-BOSS",
"tim... | 1,760,374,232.853255 | ||
https://hackaday.com/2018/09/05/led-candle-gets-the-555-treatment/ | LED “Candle” Gets The 555 Treatment | Tom Nardi | [
"classic hacks",
"LED Hacks"
] | [
"555 timer",
"comparator",
"LED candle",
"mosfet"
] | Regular readers may recall we recently covered a neat Arduino trick that allowed you to “blow out” an LED as if it was a candle. The idea was that the LED itself could be used as a rudimentary temperature sensor, and the Arduino code would turn the LED on and off when a change was detected in its forward voltage drop. ... | 29 | 6 | [
{
"comment_id": "4989778",
"author": "neo2121",
"timestamp": "2018-09-05T11:38:01",
"content": "Kids these days with your 555s, back in my day we used to do it with beeswax and a piece of rope..",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "4990573",
... | 1,760,374,233.049693 | ||
https://hackaday.com/2018/09/05/monitoring-power-by-counting-blinks/ | Monitoring Power By Counting Blinks | Steven Dufresne | [
"home hacks"
] | [
"energy monitoring",
"ldr",
"led",
"photoresistor",
"raspberry pi"
] | What do you do when you want to add a new feature to some electronics but you can’t or don’t want to tear into the guts? You look for something external with which you can interface. We like these hacks because they take some thinking outside the box, literally and figuratively, and often involve an Aha! moment.
[Simon... | 14 | 9 | [
{
"comment_id": "4988687",
"author": "Tore Lund",
"timestamp": "2018-09-05T08:45:45",
"content": "Did this 26 years ago with the old rotary disc type electricity meters common in Europe: The disc had a section en the edge painted black and n revolutions corresponded to 1 kWh. I taped a reflective IR... | 1,760,374,232.518084 | ||
https://hackaday.com/2018/09/04/gps-overlays-give-real-life-racing-a-video-game-feel/ | GPS Overlays Give Real Life Racing A Video Game Feel | Tom Nardi | [
"Arduino Hacks",
"Transportation Hacks",
"Video Hacks"
] | [
"gps tracker",
"openscad",
"overlay",
"racing",
"speed"
] | Racing is certainly exciting for the person rocketing around the track fast enough to get the speedometer into the triple digits, and tends to be a decent thrill for the spectators if they’ve got good seats. But if you’re just watching raw race videos on YouTube from the comfort of your office chair it can be a bit dif... | 14 | 9 | [
{
"comment_id": "4987969",
"author": "Ostracus",
"timestamp": "2018-09-05T06:19:55",
"content": "Tie a virtual and a real car together. Best of both.",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "4989750",
"author": "Blamoo",
"timestamp": "2018-09-05T... | 1,760,374,232.461937 | ||
https://hackaday.com/2018/09/04/make-the-surface-dial-do-more-things-such-as-midi/ | Make The Surface Dial Do More Things, Such As MIDI | Lewin Day | [
"classic hacks"
] | [
"dial",
"driver",
"drivers",
"midi",
"surface dial"
] | The Surface Dial is a $100+ rotary control. You can turn it, and it’ll make some basic stuff happen on your Microsoft Surface. It’s silver and sleek and elegant but fundamentally, it just works via emulated keyboard shortcuts. This doesn’t really do much for translating analog rotational motion into digital feedback in... | 6 | 4 | [
{
"comment_id": "4987412",
"author": "granadaxronos",
"timestamp": "2018-09-05T04:16:01",
"content": "I did this long ago and it’s way cheaper than surface dial or dial w/BT.https://youtu.be/l4rAySXDqKEEmulating successive key stroke on the AUTODESK INVENTOR.",
"parent_id": null,
"depth": 1,... | 1,760,374,232.605992 | ||
https://hackaday.com/2018/09/04/a-servo-powered-robotic-arm-but-like-youve-never-seen-before/ | A Servo Powered Robotic Arm, But Like You’ve Never Seen Before | Ben James | [
"3d Printer hacks",
"Robots Hacks",
"Slider"
] | [
"3d print",
"gear down for what",
"robotic arm",
"servo"
] | We’ve written about a lot of DIY robotic arms. Some of them are high-performance, some are inexpensive, and some are just uniquely fun. This one certainly falls into the last category; whilst watching an episode of Black Mirror, [Gear Down For What] was struck by inspiration for a thin robotic limb. After some iteratio... | 26 | 9 | [
{
"comment_id": "4985991",
"author": "CRJEEA",
"timestamp": "2018-09-04T23:20:28",
"content": "Now cover it in latex and make a fortune.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "4986076",
"author": "Robert Mateja",
"timestamp": "2018-09... | 1,760,374,232.960987 | ||
https://hackaday.com/2018/09/04/chemistry-and-lasers-turn-any-plastic-surface-into-a-pcb/ | Chemistry And Lasers Turn Any Plastic Surface Into A PCB | Dan Maloney | [
"3d Printer hacks",
"chemistry hacks",
"Laser Hacks"
] | [
"catalyst",
"copper",
"copper sulfate",
"electroless plating",
"formaldehyde",
"palladium",
"PCB manufacture",
"plating",
"traces"
] | On the face of it, PCB production seems to pretty much have been reduced to practice. Hobbyists have been etching their own boards forever, and the custom PCB fabrication market is rich with vendors whose capabilities span the gamut from dead simple one-side through-hole boards to the finest pitch multilayer SMD boards... | 30 | 10 | [
{
"comment_id": "4984402",
"author": "TheRegnirps.",
"timestamp": "2018-09-04T20:19:46",
"content": "That’s nuthin. Chemistry turns an egg into a chicken!",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "4984589",
"author": "Brian",
"timestamp"... | 1,760,374,232.741025 | ||
https://hackaday.com/2018/09/04/this-is-your-solution-for-open-source-motion-tracking/ | This Is Your Solution For Open Source Motion Tracking | Brian Benchoff | [
"The Hackaday Prize",
"Virtual Reality"
] | [
"2018 Hackaday Prize",
"HTC Vive",
"lighthouse",
"tracker",
"Vive"
] | The HTC Vive Tracker adds real-world objects to your virtual world. While these real-world objects in virtual environments are now mostly limited to a Nintendo Zapper for a
Duck Hunt
clone and a tennis racket, the future is clear: we’re going to be playing
Duck Hunt
and
Wii Sports
while wearing headsets. The future is ... | 22 | 5 | [
{
"comment_id": "4983699",
"author": "abc@abc.com",
"timestamp": "2018-09-04T18:54:19",
"content": "Um… search deep enough and you’ll find the plans and instructions for a Vive-compatible tracker that uses the lighthouse beams and can talk to a computer in real time. Its gotta be over a year old at ... | 1,760,374,233.234146 | ||
https://hackaday.com/2018/09/04/printed-it-logitech-c270-conversion/ | Printed It: Logitech C270 Conversion | Tom Nardi | [
"3d Printer hacks",
"Hackaday Columns",
"Peripherals Hacks"
] | [
"Logitech C270",
"Printed It",
"webcam"
] | One of the most practical applications for a home 3D printer is the ability to produce replacement parts; why wait a week for somebody to ship you a little plastic widget when you’ve got a machine that can manufacture a facsimile of it in a couple of hours? But what if your skills and passion for the smell of melting P... | 14 | 11 | [
{
"comment_id": "4983155",
"author": "foxpup",
"timestamp": "2018-09-04T17:07:36",
"content": "I can’t emphasis enough how cool this is to me. I’ve got about five of these in my house and this mount would definately improve their usability. :-)",
"parent_id": null,
"depth": 1,
"replies"... | 1,760,374,233.43429 | ||
https://hackaday.com/2018/09/04/superconference-submission-deadline-extended/ | Superconference Submission Deadline Extended | Elliot Williams | [
"cons",
"Hackaday Columns"
] | [
"2018 Hackaday Superconference",
"call for proposals",
"deadline",
"extended"
] | Who among us doesn’t procrastinate from time to time? We can’t count the number of times that we’ve taken advantage of the Post Office staying open until midnight on April 15th. And when the 15th falls on a weekend? Two glorious additional days to put off the inevitable!
If you’ve been sitting on
submitting your talk o... | 6 | 5 | [
{
"comment_id": "4983055",
"author": "Ostracus",
"timestamp": "2018-09-04T16:30:50",
"content": "“Who among us doesn’t procrastinate from time to time? ”It’s all about emotions.https://www.bbc.com/news/health-45295392",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_i... | 1,760,374,233.282451 | ||
https://hackaday.com/2018/09/04/interactive-kicad-boms-make-hand-assembly-a-breeze/ | Interactive KiCAD BOMs Make Hand Assembly A Breeze | Kerry Scharfglass | [
"hardware",
"Tool Hacks"
] | [
"bom",
"electrical cad",
"KiCAD",
"reference"
] | We’ve all been there; you finally get the last DigiKey box and now your desk is covered in parts to stuff into a shiny new PCB you’ve been working on. First stop? Passive town, population endless waves of 1uF capacitors. The first one goes in the upper left, then a little below that, then… once you get to C157 it’s get... | 26 | 11 | [
{
"comment_id": "4982945",
"author": "Spacedog",
"timestamp": "2018-09-04T15:32:40",
"content": "That’s fucking cool. I think my fab house / assembly guys would wet themselves if I sent this along with BOM and assembly docs.KiCAD is quickly becomming a flagship FOSS project, like firefox, gimp, blen... | 1,760,374,233.650821 | ||
https://hackaday.com/2018/09/04/when-are-dumb-leds-the-smart-choice/ | When Are Dumb LEDs The Smart Choice? | Kerry Scharfglass | [
"hardware",
"LED Hacks"
] | [
"apa102",
"layout",
"led",
"LED controller",
"neopixel",
"persistence of vision",
"production",
"RGB LED"
] | A couple years ago I got into making electronic conferences badges by
building a device for DEFCON 25 shaped like a dragonfly
. Like
all badges
the most important design factor was quite literally how flashy it was, and two years ago I delivered on that with ten RGB LEDs. At the time I planned to hand-assemble each and... | 25 | 11 | [
{
"comment_id": "4982827",
"author": "Ren",
"timestamp": "2018-09-04T14:40:33",
"content": "“After bodging around my backwards FETs ”Do you mean that you physically placed the FETs backwards (source and drain reversed)?Or do you mean something else?",
"parent_id": null,
"depth": 1,
"repl... | 1,760,374,233.578116 | ||
https://hackaday.com/2018/09/04/pushing-tin-remotely-the-start-of-flight-control-in-the-cloud/ | Pushing Tin Remotely: The Start Of Flight Control In The Cloud | Al Williams | [
"News",
"Virtual Reality"
] | [
"air traffic control",
"atc",
"aviation",
"colorado",
"faa"
] | In a 1999 movie (Pushing Tin), a flight controller is a passenger on a plane and tells the flight attendant that he needs to speak to the person controlling the plane. The flight attendant tells him the pilot is very busy to which the controller responds, “…you really think the pilot is controlling this plane? That wou... | 59 | 22 | [
{
"comment_id": "4982204",
"author": "jacques1956",
"timestamp": "2018-09-04T11:34:13",
"content": "What is the advantage? Is this technlogie for technologie?Having a tower at the airport with people inside is simple and efficient and people don’t stop working because of some technologie failure. Ma... | 1,760,374,233.867537 | ||
https://hackaday.com/2018/09/04/doing-logic-analysis-to-get-around-the-catgenies-drm/ | Doing Logic Analysis To Get Around The CatGenie’s DRM | Steven Dufresne | [
"Arduino Hacks"
] | [
"arduino",
"cat",
"catgenie",
"drm",
"i2c",
"litter box",
"rfid reader"
] | The CatGenie is an amazing device to watch in action, basically a self-cleaning litter box for cats that even does away with the need to replace the litter. It’s comparable to what the indoor flush toilet is for humans compared to maintaining a composting toilet. However, there is a problem. It uses costly soap cartrid... | 53 | 18 | [
{
"comment_id": "4981475",
"author": "Gregg Eshelman",
"timestamp": "2018-09-04T08:49:55",
"content": "While the Cat Genie is taking 35 minutes, your cat gets tired of waiting and craps on the carpet.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "4982639",
... | 1,760,374,233.964148 | ||
https://hackaday.com/2018/09/03/live-streaming-goes-pro-with-a-hacked-backpack/ | Live Streaming Goes Pro With A Hacked Backpack | Adam Fabio | [
"Cellphone Hacks"
] | [
"IRL",
"livestream",
"twitch"
] | If you haven’t been paying attention, live streaming has become a big business. Streamers are getting out of their basements and moving around among us. While IRL streams may not be our cup of tea, the technology behind creating a solid high upstream bandwidth wireless internet connection is. Sure you can stream with a... | 11 | 5 | [
{
"comment_id": "4980185",
"author": "Robert Mateja",
"timestamp": "2018-09-04T06:23:17",
"content": "Looks like we have niche on market…",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "4981499",
"author": "MisterOblivious",
"timestamp": "2018... | 1,760,374,233.701729 | ||
https://hackaday.com/2018/09/03/visualizing-verilog-simulation/ | Visualizing Verilog Simulation | Al Williams | [
"FPGA"
] | [
"fpga",
"simulation",
"verilog",
"yosys"
] | You don’t usually think of simulating Verilog code — usually for an FPGA — as a visual process. You write a test script colloquially known as a test bench and run your simulation. You might get some printed information or you might get a graphical result by dumping a waveform, but you don’t usually see the circuit. A n... | 16 | 9 | [
{
"comment_id": "4979336",
"author": "ellisgl",
"timestamp": "2018-09-04T02:28:01",
"content": "Now if we could make a logic diagram and output Verilog…",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "4979689",
"author": "???? ????",
"timestam... | 1,760,374,233.769832 | ||
https://hackaday.com/2018/09/03/there-is-a-cost-to-extended-lifetime-products-its-7-5/ | There Is A Cost To Extended Lifetime Products. It’s 7.5%. | Brian Benchoff | [
"News"
] | [
"AVR",
"extended lifetime",
"microchip",
"pic"
] | Silicon and integrated circuits come and go, but when it comes to extended lifetime support from a company, it’s very, very hard to find fault with Microchip. They’re still selling the chip — new — that was the foundation of the Basic Stamp. That’s a part that’s being sold for twenty-five years. You can hardly find tha... | 43 | 17 | [
{
"comment_id": "4978508",
"author": "mikeselectricstuff",
"timestamp": "2018-09-03T23:06:55",
"content": "Microchip have always done this, releasing new lower-cost parts while slowly increasing price on older parts. They know that it costs time & money to redesign around newer cheaper parts.",
... | 1,760,374,234.043505 | ||
https://hackaday.com/2018/09/03/the-quest-for-high-powered-blinky-and-buzzing/ | The Quest For High Powered Blinky And Buzzing | Brian Benchoff | [
"The Hackaday Prize"
] | [
"2018 Hackaday Prize",
"buzzer",
"l293",
"led"
] | Sometimes, we need devices to notify us of something. The oven timer is going off. Your phone has a push notification. The smoke detector battery is getting low. All of these problems can be solved with a buzzer or an LED. It’s a simple and cheap problem to solve.
But what if you need to know if something’s wrong with ... | 3 | 2 | [
{
"comment_id": "4977887",
"author": "IStears",
"timestamp": "2018-09-03T20:14:11",
"content": "Was this at EMFCamp this weekend?Looks rather familiar!",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "4978306",
"author": "Tegwyn☠Twmffat",
"time... | 1,760,374,234.083352 | ||
https://hackaday.com/2018/09/03/air-wrench-becomes-a-milling-machine-power-drawbar/ | Air Wrench Becomes A Milling Machine Power Drawbar | Dan Maloney | [
"Tool Hacks"
] | [
"collet",
"drawbar",
"end mill",
"Machine tool",
"mill",
"milling machine",
"pneumatic",
"wrench"
] | We sometimes wonder if designers ever actually use their own products, or even put them through some sort of human-factors testing before putting them on the market. Consider the mechanism that secures toolholders to the spindle of a milling machine: the drawbar. Some mills require you to lock the spindle with a spanne... | 20 | 7 | [
{
"comment_id": "4977339",
"author": "Justin",
"timestamp": "2018-09-03T18:37:55",
"content": "Why not an electric tool instead of an air tool? Then you wouldn’t have to run an air line to it. Also, is there no way to just hold the tool and start the mill in reverse at slow speed to remove it like... | 1,760,374,234.137891 | ||
https://hackaday.com/2018/09/03/fosscon-2018-developing-the-freedombox/ | FOSSCON 2018: Developing The FreedomBox | Tom Nardi | [
"ARM",
"cons",
"Featured",
"Security Hacks"
] | [
"arm",
"FOSSCON",
"FreedomBox",
"privacy",
"security"
] | The modern Internet can be a dangerous place, especially for those who might not have the technical wherewithal to navigate its pitfalls. Whether it’s malware delivered to your browser through a “drive-by” or online services selling your data to the highest bidder, its gotten a lot harder over the last decade or so to ... | 11 | 7 | [
{
"comment_id": "4976556",
"author": "Jerry",
"timestamp": "2018-09-03T14:11:26",
"content": "I’ll TUX all those bookmarks.",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "4977197",
"author": "Adam",
"timestamp": "2018-09-03T18:14:58",
"content": "m... | 1,760,374,234.707073 | ||
https://hackaday.com/2018/09/03/unleash-your-inner-starship-captain-with-this-immersive-simulator-console/ | Unleash Your Inner Starship Captain With This Immersive Simulator Console | Dan Maloney | [
"Games"
] | [
"Artemis",
"bridge",
"console",
"RPG",
"simulation",
"simulator",
"starship"
] | We like a good video game as much as the next person. Heck, a few hours wasted with “Team Fortress 2” on a couple of big monitors is a guilty pleasure we’ll never be ashamed of. But
this starship bridge simulation console
brings immersive gameplay to a new level, and we wholeheartedly endorse it even if we don’t quite ... | 24 | 11 | [
{
"comment_id": "4976188",
"author": "Delgir",
"timestamp": "2018-09-03T11:19:13",
"content": "Dont forgethttp://daid.github.io/EmptyEpsilon/:)",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "4977587",
"author": "scaryreasoner",
"timestamp": "... | 1,760,374,234.60274 | ||
https://hackaday.com/2018/09/03/arduino-powered-portable-function-generator/ | Arduino Powered Portable Function Generator | Tom Nardi | [
"Arduino Hacks",
"Tool Hacks"
] | [
"AD9833",
"arduino nano",
"function generator",
"test equipment",
"X9C104P"
] | It’s probably not much of a stretch to say that many of us have taken on a project or two that were little more than thinly veiled excuses to add a new tool or piece of gear to our arsenal. There’s something to be said for a bench full of button-festooned test equipment blinking away, it’s like bling for nerds. But jus... | 24 | 5 | [
{
"comment_id": "4975806",
"author": "Jan Ciger (@janoc200)",
"timestamp": "2018-09-03T09:13:13",
"content": "For only little more ($69) you can get this (or one of the more modern versions with a graphic LCD):https://www.banggood.com/MHS-5200A-25MHz-Digital-DDS-Dual-channel-Signal-Generator-Source-... | 1,760,374,235.256927 | ||
https://hackaday.com/2018/09/02/the-e-waste-apocalypse-looms/ | The E-Waste Apocalypse Looms | Kristina Panos | [
"Lifehacks",
"Misc Hacks",
"Slider",
"Toy Hacks"
] | [
"e-waste",
"loom",
"telephone",
"weaving"
] | What does post-apocalyptic technology look like? Well, that kind of depends on the apocalypse. Regardless of the cause, we’ll need to be clever and resourceful and re-learn ancient crafts like weaving and pottery-making. After all, the only real apocalyptic constants are the needs of the survivors. Humans need clothing... | 13 | 9 | [
{
"comment_id": "4974917",
"author": "jibboo",
"timestamp": "2018-09-03T06:04:49",
"content": "far out",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "4974975",
"author": "Wazzco",
"timestamp": "2018-09-03T06:27:28",
"content": "Let me knit a post-a... | 1,760,374,234.653087 | ||
https://hackaday.com/2018/09/02/non-newtonian-batteries/ | Non-Newtonian Batteries | Brian McEvoy | [
"chemistry hacks",
"Slider"
] | [
"battery",
"cell",
"dilatant",
"lithium",
"non-Newtonian",
"physics",
"rechargable"
] | Batteries placed in harm’s way need to be protected. A battery placed where a breakdown could endanger a life needs to be protected. Lithium-ion batteries on the bottoms of electric cars are subject to accidental damage and they are bathed in flame-retardant epoxy inside a metal sled. Phone batteries are hidden behind ... | 43 | 11 | [
{
"comment_id": "4974275",
"author": "Sci",
"timestamp": "2018-09-03T03:19:17",
"content": "Oobleck batteries and no one’s called them oobatts?",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "4974312",
"author": "Oo",
"timestamp": "2018-09-03T... | 1,760,374,234.78622 | ||
https://hackaday.com/2018/09/02/hackaday-links-september-2-2018/ | Hackaday Links: September 2, 2018 | Brian Benchoff | [
"Hackaday Columns",
"Hackaday links"
] | [
"747",
"Black Rock City",
"burning man",
"deadbug",
"manhattan construction"
] | It’s (was, is?) the end of August, and that means the entire dreadlocked population of San Francisco is out in the middle of the Nevada Desert for a week. Yes, it’s Burning Man, and as always we have a host of builds that make you ask, ‘how did they do that, and how did they get that here’.
For the last few years, the ... | 17 | 8 | [
{
"comment_id": "4973547",
"author": "Hirudinea",
"timestamp": "2018-09-03T00:27:23",
"content": "They’re going to have a gigantic sale of the 25 foot mirror ball, cool!",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "4974551",
"author": "nic0mac",
... | 1,760,374,234.947297 | ||
https://hackaday.com/2018/09/02/you-have-to-have-a-very-high-iq-to-understand-this-rick-and-morty-portal-gun-replica/ | You Have To Have A Very High IQ To Understand This Rick And Morty Portal Gun Replica | Brian Benchoff | [
"The Hackaday Prize"
] | [
"2018 Hackaday Prize",
"rick and morty"
] | It’s barely September, but that still means you’ve got to start working on your Halloween costume. If last year is any indication, the most popular costume this year will be, by far, Rick from
Rick and Morty
. There’s a lot to be said about this, but let me simplify it: if you dress up as Rick from
Rick and Morty
, you... | 45 | 9 | [
{
"comment_id": "4972707",
"author": "Robert Mateja",
"timestamp": "2018-09-02T20:14:09",
"content": "Why Rick run with naked green tube in his gun without proper wire mesh protection?",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "4972811",
"author"... | 1,760,374,235.031618 | ||
https://hackaday.com/2018/09/02/scratch-built-3d-printer-goes-back-to-the-roots-of-the-hobby/ | Scratch-Built 3D-Printer Goes Back To The Roots Of The Hobby | Dan Maloney | [
"3d Printer hacks"
] | [
"3d printer",
"extruder",
"large bed",
"large volume",
"scratch built"
] | It’s so easy and so cheap to order things like CNC routers and 3D-printers off the shelf that we can be forgiven for forgetting what was once involved in owning machines such as these. It used to be that you had no choice but to build your machine from the ground up. While that’s less true today, it’s still the case if... | 19 | 8 | [
{
"comment_id": "4971844",
"author": "Jan",
"timestamp": "2018-09-02T17:10:06",
"content": "nice build, i’m sure that making it was also much more fun then otherwise just ordering one.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "4972910",
"author"... | 1,760,374,235.088859 | ||
https://hackaday.com/2018/09/02/branch-out-your-sqlite-database-with-litetree/ | Branch Out Your SQLite Database With LiteTree | Sven Gregori | [
"Software Hacks"
] | [
"database",
"software development",
"sqlite"
] | Whether you want some quick and dirty data storage, or simply don’t have that heavy requirements for your local database system, SQLite is always a good choice. With its portable single-file approach, bindings to all major languages, and availability on systems of all sizes, it is relatively easy to integrate a SQLite ... | 5 | 3 | [
{
"comment_id": "4972970",
"author": "Jii",
"timestamp": "2018-09-02T21:19:51",
"content": "Fossil version control uses SQLitehttp://fossil-scm.org",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "4973691",
"author": "ian 42",
"timestamp": "2018-09-03T01... | 1,760,374,235.192059 | ||
https://hackaday.com/2018/09/02/epoxy-embedded-electronic-art-running-on-pyramid-power/ | Epoxy Embedded Electronic Art Running On Pyramid Power | Steven Dufresne | [
"Misc Hacks"
] | [
"casting",
"clear resin",
"epoxy",
"resin casting",
"wireless power transfer"
] | We sometimes get our inspirations from art. When [kodera2t] saw some Japanese art of fish drawings embedded in clear epoxy he just had to make his own. But while skilled in electronics, he wasn’t skilled at drawing. We’d still call him an artist, though, after seeing what he came up with in his
electronics embedded in ... | 25 | 12 | [
{
"comment_id": "4970519",
"author": "David Maunder",
"timestamp": "2018-09-02T11:37:31",
"content": "…did a simple 9v flip-flop led flasher in epoxy in 1987 – Lathed it up and then buffered it to a real smooth finish. Was a cool school project being the ripe age of 13.",
"parent_id": null,
... | 1,760,374,235.154012 | ||
https://hackaday.com/2018/09/02/transistor-fundamentals-animated/ | Transistor Fundamentals Animated | Al Williams | [
"how-to"
] | [
"animation",
"mosfet",
"semiconductor",
"transistor"
] | When we were in school, every description of how transistors work was pretty dry and had a lot of math involved. We suppose you might have had a great instructor who was able to explain things more intuitively, but that was luck of the draw and statistically unlikely. These days, there are so many great videos on the I... | 5 | 4 | [
{
"comment_id": "4970509",
"author": "Ostracus",
"timestamp": "2018-09-02T11:34:48",
"content": "“In all fairness to your electronics teacher, the kind of graphics in these videos would have cost a fortune to do back in the 20th century”One of the reasons Amiga was popular. Also the graphics would h... | 1,760,374,235.296923 | ||
https://hackaday.com/2018/09/01/led-ifying-a-guitar/ | LED-ifying A Guitar | Rich Hawkes | [
"LED Hacks"
] | [
"animated",
"guitar",
"led",
"led strips",
"sparkfun",
"wonderflex"
] | Say you have a guitar, an expensive guitar – one of only three like it. And say this guitar sounds great, but it’s missing something. It needs something, but something that won’t ruin the finish. Over at Sparkfun, [Englandsaurus] was asked to come up with a really cool looking mod to a three-of-a-kind guitar –
covering... | 12 | 7 | [
{
"comment_id": "4969226",
"author": "Nitpicker Smartyarse",
"timestamp": "2018-09-02T07:38:02",
"content": "hmm …My fault: I fail to see the “connection” between the Christmas-tree-lighting and the music the guitar is meant to be used for … maybe a Christmas song might have helped.More precisely: T... | 1,760,374,235.345554 | ||
https://hackaday.com/2018/09/01/a-bcd-clock-for-your-desk/ | A BCD Clock For Your Desk | Jenny List | [
"clock hacks"
] | [
"bcd clock",
"binary clock",
"clock",
"LED clock"
] | We see so many clocks here at Hackaday, and among those we see our fair share of binary clocks. But to see one that at first sight looks as though it might be a commercial product when it is in fact a one-off project is something special. That’s just what [Tobi4sDE] has done though, with
his desktop BCD binary LED cloc... | 8 | 6 | [
{
"comment_id": "4968063",
"author": "Severe Tire Damage",
"timestamp": "2018-09-02T02:33:40",
"content": "I’m sold. Where do I buy the kit?",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "4968073",
"author": "bobapplemac",
"timestamp": "2018... | 1,760,374,235.466815 | ||
https://hackaday.com/2018/09/01/talk-to-the-faucet/ | Talk To The Faucet | Steven Dufresne | [
"home hacks"
] | [
"ESP8266",
"natural language processing",
"NODEmcu v2",
"speech recognition"
] | Your hands are filthy from working on your latest project and you need to run the water to wash them. But you don’t want to get the taps filthy too. Wouldn’t it be nice if you could just tell them to turn on hot, or cold? Or if the water’s too cold, you could tell them to make it warmer. [Vije Miller] did just that,
he... | 11 | 6 | [
{
"comment_id": "4967477",
"author": "Hirudinea",
"timestamp": "2018-09-01T23:18:12",
"content": "Could I adapt this to my toilet? FIRE 1, FIRE 2!",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "4967616",
"author": "Ostracus",
"timestamp": "2018-09-01T2... | 1,760,374,235.556175 | ||
https://hackaday.com/2018/09/01/youll-be-shocked-at-this-way-to-improve-your-video-game-high-score/ | You’ll Be Shocked At This Way To Improve Your Video Game High Score | Brian Benchoff | [
"The Hackaday Prize"
] | [
"2018 Hackaday Prize",
"TENS",
"video game"
] | What if you could play video games perfectly? Would you be one of the greats, raking in millions of dollars simply by playing competitive Fortnite?
That’s what Twitch does.
Twitch plays video games for you. The irony of this name should not be lost on you.
For his Hackaday Prize entry, [Peter] built a device that shock... | 22 | 13 | [
{
"comment_id": "4966350",
"author": "1",
"timestamp": "2018-09-01T20:16:14",
"content": "Just wait until the kinksters get a hold of this.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "4966432",
"author": "foxpup",
"timestamp": "2018-09-01T... | 1,760,374,235.616358 | ||
https://hackaday.com/2018/09/01/custom-coaxial-dust-collector-makes-cnc-router-a-clean-machine/ | Custom Coaxial Dust Collector Makes CNC Router A Clean Machine | Dan Maloney | [
"cnc hacks",
"Tool Hacks"
] | [
"chips",
"cnc",
"collection",
"dust",
"exhaust",
"shop vac",
"shroud",
"swarf",
"vacuum"
] | Everyone loves firing up that CNC router for the first time. But if the first thing you cut is wood, chances are good that the second thing you cut will be parts for some kind of dust shroud. Babysitting the machine and chasing the spindle around with a shop vac hose probably isn’t why you got it in the first place, ri... | 24 | 10 | [
{
"comment_id": "4965953",
"author": "Jeremy S Cook",
"timestamp": "2018-09-01T18:46:36",
"content": "Thanks for the writeup Dan!",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "4966065",
"author": "The Current Source (@TCurrentSource)",
"timestamp": "2... | 1,760,374,235.906854 | ||
https://hackaday.com/2018/09/01/salvaging-an-ancient-dangerous-machine-with-wood/ | Salvaging An Ancient, Dangerous Machine With Wood | Brian Benchoff | [
"Tool Hacks"
] | [
"CNC router",
"surface sanding machine",
"wood",
"woodworking"
] | What do you do when you have a gigantic old drum sander with a bent table? Scrapping it will give you a few cents per pound, but this machine is just too cool, and would be too useful to just throw away. That’s when inspiration strikes. To fix this old machine, [Frank Howarth]
built a new bed for an old drum sander out... | 6 | 5 | [
{
"comment_id": "4965356",
"author": "JohnnieTech",
"timestamp": "2018-09-01T15:22:11",
"content": "Frank makes some fantastic woodworking videos. He really enjoys what he does and puts an engineering mind to quite a few of his projects. I highly recommend his channel.",
"parent_id": null,
"... | 1,760,374,235.947098 | ||
https://hackaday.com/2018/09/01/talking-garbage-can-keeps-eye-on-playground/ | Talking Garbage Can Keeps Eye On Playground | Tom Nardi | [
"green hacks"
] | [
"audio fx",
"garbage can",
"PIR sensor",
"sound effects"
] | Getting young kids excited about technology and engineering can be a challenge, and getting them interested in the environment isn’t exactly a walk in the park either. So any project that can get them simultaneously engaged in both is a considerable achievement, especially when they can do the work themselves and see h... | 7 | 7 | [
{
"comment_id": "4965209",
"author": "Ostracus",
"timestamp": "2018-09-01T13:29:46",
"content": "Sesame Street did much for garbage cans. :-)",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "4965269",
"author": "MK 2",
"timestamp": "2018-09-01T13:56:54",... | 1,760,374,235.995792 | ||
https://hackaday.com/2018/09/01/retrotechtacular-the-iron-giants-that-built-the-jet-age/ | Retrotechtacular: The Iron Giants That Built The Jet Age | Dan Maloney | [
"Retrotechtacular"
] | [
"die",
"forge",
"forging",
"hydraulic",
"metalworking",
"press",
"retrotechtacular"
] | In the closing months of World War II, the Axis and the Allies were throwing everything they had at each other. The tide was turning to the Allies’ favor, but the Germans were showing a surprising resilience, at least in terms of replacing downed fighter and bomber aircraft. When the Allies examined the wreckage of the... | 45 | 12 | [
{
"comment_id": "4963551",
"author": "Size Notes",
"timestamp": "2018-09-01T08:04:27",
"content": "$100 makeover?",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "4963580",
"author": "JD",
"timestamp": "2018-09-01T08:09:53",
"content": ... | 1,760,374,236.078021 | ||
https://hackaday.com/2018/08/31/diy-long-distance-laser-telescope-does-some-damage/ | DIY Long Distance Laser Telescope Does Some Damage | Steven Dufresne | [
"Laser Hacks"
] | [
"DIY laser",
"laser",
"laser gun",
"telescope"
] | Here’s a DIY laser rifle which can explode a balloon at around 150 feet (45 meters) as well as some angry chemicals at a similar distance. Since there are plenty of videos of lasers doing that at around a meter, why shouldn’t doing so farther away be easy?
Despite what many expect, laser beams don’t remain as straight ... | 44 | 12 | [
{
"comment_id": "4962517",
"author": "Mike Massen",
"timestamp": "2018-09-01T05:12:13",
"content": "Hmm, nice idea for next camping trip. Put balloon over hot water electrolysis, fill balloon with H2 and O2, release then fire with lasers, best done at night of course. This posting along with recent ... | 1,760,374,236.430779 | ||
https://hackaday.com/2018/08/31/hummingbirds-3d-printing-and-deep-learning/ | Hummingbirds, 3D Printing, And Deep Learning | Ben James | [
"3d Printer hacks",
"Video Hacks"
] | [
"3d printing",
"hummingbird",
"machine learning",
"neural network",
"resnet"
] | Setting camera traps in your garden to see what local wildlife is around is quite popular. But [Chris Lam] has just one subject in mind: the hummingbird. He
devised a custom setup
to capture the footage he wanted using some neat tech.
To attract the hummingbirds, [Chris] used an off-the-shelf feeder — no need to re-inv... | 15 | 7 | [
{
"comment_id": "4962066",
"author": "Gravis",
"timestamp": "2018-09-01T03:05:45",
"content": "Instead of looking at the image, it sure sounds like he could have simply monitored the audio. The computational complexity is low enough that you might even be able to replace the camera firmware and tur... | 1,760,374,236.127244 | ||
https://hackaday.com/2018/08/31/knock-off-airpods-merged-into-bluetooth-receiver/ | Knock-Off AirPods Merged Into Bluetooth Receiver | Tom Nardi | [
"Cellphone Hacks",
"digital audio hacks"
] | [
"AirPod",
"apple",
"audio",
"bluetooth"
] | Whether or not you personally like the concept of the AirPod Bluetooth headphones is irrelevant, as an Apple product one thing is certain: all the cool kids want them. That also means that plenty of overseas manufacturers are pumping out janky clones for a fraction of the price for those who are more about the Apple lo... | 8 | 7 | [
{
"comment_id": "4961453",
"author": "RandyKC",
"timestamp": "2018-08-31T23:44:48",
"content": "I also want to have what all the cool kids want, but then I want to take it apart and see how it works????Requisite AirPod link (Thank you CoCo!)https://youtu.be/z_wImaGRkNY",
"parent_id": null,
"... | 1,760,374,236.297079 | ||
https://hackaday.com/2018/08/31/dumping-a-zelda-snes-rom-and-learning-a-few-things-along-the-way/ | Dumping A Zelda SNES ROM, And Learning A Few Things Along The Way | Jenny List | [
"Nintendo Hacks"
] | [
"reverse engineer",
"rom",
"snes",
"zelda"
] | For many of us, being given a big old DIP ROM from nearly thirty years ago and being told to retrieve its contents would be a straightforward enough task. We’d simply do what we would have done in the 1980s, and hook up its address lines to a set of ports, pull its chip select line high, and harvest what came out of th... | 12 | 5 | [
{
"comment_id": "4960550",
"author": "ComputerCarsten",
"timestamp": "2018-08-31T20:11:28",
"content": "Buid a Vectrex compatible a few weeks ago. Ereasing that kind of ROMs is a pain if you are unprepared.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "4961... | 1,760,374,236.345513 | ||
https://hackaday.com/2018/08/31/optimizing-screen-time-to-heart-beats/ | Optimizing Screen Time To Heart Beats | Brian Benchoff | [
"The Hackaday Prize"
] | [
"2018 Hackaday Prize",
"autism",
"remote",
"vlc"
] | Kids spend too much time in front of a screen these days. They also won’t get off my lawn, and music today is just a bunch of static. They don’t respect their elders, either. While kids today are terrible, we can fix that first problem — sitting in front of a screen all day. For his Hackaday Prize entry, [Donovan] has ... | 5 | 3 | [
{
"comment_id": "4960498",
"author": "alfcoder",
"timestamp": "2018-08-31T19:57:10",
"content": "how about to not watch tv at all in these conditions, i mean if i were blind i’m definitely stayed out from skiing for example, right?",
"parent_id": null,
"depth": 1,
"replies": [
{
... | 1,760,374,236.472113 | ||
https://hackaday.com/2018/08/31/max1000-tutorial-is-quite-persistent/ | Learn FPGA With This Persistence Of Vision Hack | Al Williams | [
"FPGA"
] | [
"Altera",
"fpga",
"Intel Altera",
"max10",
"max1000",
"verilog"
] | Everybody wants to give FPGA development a try and here’s a great way to get into it. You can build your own Persistence of Vision display using a $30 dev board. It’s a fun project, and you’ll learn quite a bit about designing for an FPGA, as well as using the Quartus design software.
The inspiration for this article c... | 11 | 5 | [
{
"comment_id": "4960356",
"author": "agdijo",
"timestamp": "2018-08-31T19:20:18",
"content": "Here in Poland you need a permission from govt to own and use FPGAs as they are considered ‘important parts of a weapon’. Guess I’ll stick to 8-bit AVRs :(",
"parent_id": null,
"depth": 1,
"rep... | 1,760,374,236.529219 | ||
https://hackaday.com/2018/08/31/new-mooltipass-begins-development-with-call-for-collaborators/ | New Mooltipass Begins Development With Call For Collaborators | Mike Szczys | [
"Misc Hacks",
"Security Hacks"
] | [
"blockchain",
"colony.io",
"distributed engineering",
"Ethereum",
"Moolitpass Mini BLE",
"mooltipass",
"Mooltipass Mini"
] | One of the most interesting aspects of our modern world is the ability to work collaboratively despite the challenges of geography and time zones. Distributed engineering is a trend which we’ve watched pick up steam over the years. One such example is the Mooltipass offline password keeper which was built by a distribu... | 14 | 8 | [
{
"comment_id": "4959127",
"author": "Ren",
"timestamp": "2018-08-31T15:32:45",
"content": "Yay!(Mooltipass fanboy)",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "4959241",
"author": "Mathieu",
"timestamp": "2018-08-31T16:04:43",
"con... | 1,760,374,236.682834 | ||
https://hackaday.com/2018/08/31/an-introduction-to-decorators-in-python/ | Make Your Python Prettier With Decorators | Ben James | [
"Featured",
"Software Development"
] | [
"custom",
"decorators",
"functions",
"functools",
"python",
"validation",
"wrappers",
"wraps"
] | Many Pythonistas are familiar with using decorators, but far fewer understand what’s happening under the hood and can write their own. It takes a little effort to learn their subtleties but, once grasped, they’re a great tool for writing concise, elegant Python.
This post will briefly introduce the concept, start with ... | 23 | 13 | [
{
"comment_id": "4959049",
"author": "Jme",
"timestamp": "2018-08-31T14:45:35",
"content": "Thanks. I’ve been coding with python for a couple years now (small projects, nothing major) and had used decorators but never thought to dig into the details. Useful article!",
"parent_id": null,
"dep... | 1,760,374,236.743356 | ||
https://hackaday.com/2018/08/31/single-rotor-drone-a-thrust-vectoring-monocopter/ | Single-Rotor Drone: A Thrust-Vectoring Monocopter | Dan Maloney | [
"drone hacks"
] | [
"BLDC",
"drone",
"Ducted Fan",
"EDF",
"helicopter",
"LibrePilot",
"monocopter",
"rotor",
"thrust",
"uav",
"unmanned aerial vehicle",
"vector"
] | We’re not entirely sure what to call this one. It’s got the usual trappings of a drone, but with only a single rotor it clearly can’t be called by any of the standard multicopter names. Helicopter? Close, but not quite, since the rotor blades are fixed-pitch. We’ll just go with “monocopter” for now and sort out the det... | 54 | 19 | [
{
"comment_id": "4958346",
"author": "Frightened by Scary Things",
"timestamp": "2018-08-31T11:06:33",
"content": "EDFs are spectacularly inefficient at low speeds. Props, and ducted props, work way better.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "4958... | 1,760,374,236.840094 |
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