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https://hackaday.com/2019/02/13/the-life-changing-magic-of-buying-stuff-to-hack/ | The Life-Changing Magic Of Buying Stuff To Hack | Roger Cheng | [
"Lifehacks"
] | [
"clutter",
"disorganization",
"thrift store"
] | At the dawn of every new year, many people make resolutions of some sort. Some resolve to live a less materialistic life and trim their possessions, and in our year 2019 this school of thought has been turbocharged by Marie Kondo. Author of book
The Life-Changing Magic Of Tidying Up
and star of related Netflix show
Tid... | 41 | 13 | [
{
"comment_id": "5866832",
"author": "Alphatek",
"timestamp": "2019-02-13T12:09:10",
"content": "I’ve ditched a few boxfuls of ‘neoprojects’ back in the recycling bin at work to free up both physical and mind space at home.Worst thing is people then coming to tell me I should go look in the bin beca... | 1,760,374,042.329397 | ||
https://hackaday.com/2019/02/13/a-network-attached-radiation-monitor/ | A Network Attached Radiation Monitor | Tom Nardi | [
"green hacks",
"hardware",
"Microcontrollers"
] | [
"bme280",
"environmental monitoring",
"Geiger tube",
"network",
"radiation"
] | It started as a joke, as sometimes these things do. [Marek Więcek] thought building a personal radiation detector would not only give him something to work on, but it would be like having a gadget out of the
Fallout
games. He would check the data from time to time and have a bit of a laugh. But then things got real. Wh... | 25 | 9 | [
{
"comment_id": "5866588",
"author": "Cyk",
"timestamp": "2019-02-13T09:11:47",
"content": "A network connected sensor without an ESP8266/ESP32! You don’t see that much nowadays.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "5866700",
"author": "2ft... | 1,760,374,041.972264 | ||
https://hackaday.com/2019/02/12/this-light-up-sorter-is-a-bright-idea/ | This Light-Up Sorter Is A Bright Idea | Kristina Panos | [
"Arduino Hacks"
] | [
"opencv",
"sorting machine",
"trinket pro"
] | Sorting out a mountain of screws and other workbench detritus by hand is a task that only appeals to a select few of us. [AdrienR] is not one of those people. He believes the job is better suited to a robot, so
he built an intelligent and good-looking machine that does just that
.
[Adrien]’s sorting bot is capable of o... | 14 | 8 | [
{
"comment_id": "5866547",
"author": "Frizzco",
"timestamp": "2019-02-13T08:09:33",
"content": "One comment…INOX",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "5867007",
"author": "Elliot Williams",
"timestamp": "2019-02-13T14:19:26",
... | 1,760,374,042.111923 | ||
https://hackaday.com/2019/02/12/love-songs-to-the-microphone/ | Love Songs To The Microphone | Al Williams | [
"History"
] | [
"crooner",
"crosby",
"holiday",
"microphone",
"sinatra",
"singing"
] | A biographer of Frank Sinatra once commented that for singers like Sinatra, their instrument is the microphone. We tend to think of microphones as ideal transducers, picking up sound faithfully. But like most electronic components, microphones are imperfect. They have a varying frequency response. They pick up popping ... | 3 | 3 | [
{
"comment_id": "5866306",
"author": "Jonathan Bennett",
"timestamp": "2019-02-13T03:43:10",
"content": "Ah, the proximity effect. Yes, microphones have a huge role in coloring and shaping sound. I used to quip that if all we had to do was faithfully record sound, there would be only one kind of mic... | 1,760,374,042.011454 | ||
https://hackaday.com/2019/02/12/freeform-wire-frame-tulip-blooms-to-the-touch/ | Freeform Wire Frame Tulip Blooms To The Touch | Roger Cheng | [
"LED Hacks"
] | [
"arduino",
"Circuit Sculpture",
"neopixel",
"servo",
"smd",
"smd components",
"touch",
"touch sensitive",
"valentine",
"valentines",
"Valentines day"
] | Holidays are always good for setting a deadline for finishing fun projects, and every Valentine’s Day we see projects delivering special one-of-a-kind gifts. Why buy a perishable bulk-grown biological commodity shipped with a large carbon footprint when we can build something special of our own? [Jiří Praus] certainly ... | 5 | 4 | [
{
"comment_id": "5865192",
"author": "Daniel",
"timestamp": "2019-02-13T01:23:38",
"content": "Holy crap, I might join twitter just to follow this guy.",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "5866484",
"author": "Telimektar",
"timestamp": "2019-... | 1,760,374,042.059279 | ||
https://hackaday.com/2019/02/11/building-a-risc-v-desktop/ | Building A RISC-V Desktop | Brian Benchoff | [
"FPGA"
] | [
"HiFive",
"Microsemi",
"RISC-V",
"SiFive"
] | If you want to talk about RISC-V, the Open Source instruction set for CPUs, you’re probably talking about microcontrollers. You can buy small but powerful RISC-V micros on par with an ARM Cortex-M4 right now. Deep in the pipeline are cores for something resembling SoCs, the kind you’d find in desktop NAS solutions, may... | 15 | 9 | [
{
"comment_id": "5862932",
"author": "Ø",
"timestamp": "2019-02-11T17:19:19",
"content": "Building a risc-v computer and using it to browse Facebook, YouTube et al seems counter intuitive.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "5863149",
"aut... | 1,760,374,042.162332 | ||
https://hackaday.com/2019/02/11/automate-the-freight-amazon-tackles-the-last-mile-problem/ | Automate The Freight: Amazon Tackles The Last Mile Problem On Wheels | Dan Maloney | [
"Current Events",
"Featured",
"Hackaday Columns",
"Robots Hacks",
"Slider"
] | [
"amazon",
"Automate the Freight",
"cooler",
"delivery",
"drone",
"quadcopter",
"robot"
] | We’ve been occasionally exploring examples of what could be the killer application for self-driving vehicles: autonomous freight deliveries, both long-haul and local, as well as some special use cases. Some, like
UAV delivery of blood and medical supplies in Kenya
, have taken off and are becoming both profitable and p... | 85 | 35 | [
{
"comment_id": "5862648",
"author": "DougM",
"timestamp": "2019-02-11T16:08:35",
"content": "One possible upside is that it could schedule deliveries for when I’m home. It would be super-convenient if these things were sitting in my driveway waiting for me when I get home from work.On the downside... | 1,760,374,042.604495 | ||
https://hackaday.com/2019/02/11/two-joysticks-talk-to-fpga-arcade-game-over-a-vga-cable/ | Two Joysticks Talk To FPGA Arcade Game Over A VGA Cable | Dan Maloney | [
"FPGA"
] | [
"atari 2600",
"edid",
"fpga",
"i2c",
"Joystick",
"MCP23017",
"Pano Logic",
"port expander",
"vga"
] | We really love when hacks of previous hacks show up in the tip line. It shows how the hardware hacking community can be a feedback loop, where one hack begets the next, and so on until great things are everywhere.
This hacked joystick port for an FPGA Pac Man game
is a perfect example of that creative churn.
The story ... | 5 | 3 | [
{
"comment_id": "5862453",
"author": "Ian Tester",
"timestamp": "2019-02-11T12:11:51",
"content": "The description is a little confused about the standards that allow this.DDC is the standard that added I2C to the VGA connector. EDID is the format for a block of data a monitor makes available to the... | 1,760,374,042.205765 | ||
https://hackaday.com/2019/02/11/little-fpv-bot-keeps-it-simple-with-an-esp32/ | Little FPV Bot Keeps It Simple With An ESP32 | Dan Maloney | [
"Microcontrollers",
"Robots Hacks"
] | [
"camera",
"ESP32",
"FPV",
"ov7670",
"streaming",
"vga",
"video"
] | When it comes to robots, it seems the trend is to make them as complicated as possible – look at anything from Boston Dynamics if you’ve any doubt of that. But there’s plenty to be said for simple robots too, such as
this adorable ESP32-driven live-streaming bot
.
Now it’s true that [Max.K]’s creation is more remote co... | 9 | 6 | [
{
"comment_id": "5862296",
"author": "Mike Massen",
"timestamp": "2019-02-11T09:34:09",
"content": "Hmm, Neato now put this inside each large kid sized easily gasped chess piece and play on the floor with appropriate Ai inputs from Alexa ;-)",
"parent_id": null,
"depth": 1,
"replies": []... | 1,760,374,042.374405 | ||
https://hackaday.com/2019/02/10/how-to-make-bisected-pine-cones-look-great-step-by-step/ | How To Make Bisected Pine Cones Look Great, Step-by-Step | Donald Papp | [
"Art",
"how-to"
] | [
"art",
"casting",
"casting resin",
"curing",
"diy",
"epoxy",
"pine cones",
"polishing",
"pressure vessel",
"resin",
"vacuum chamber"
] | [Black Beard Projects] sealed some pine cones in colored resin, then
cut them in half and polished them up
. The results look great, but what’s really good about this project is that it clearly demonstrates the necessary steps and techniques from beginning to end. He even employs some homemade equipment, to boot.
Brief... | 8 | 3 | [
{
"comment_id": "5862209",
"author": "macona",
"timestamp": "2019-02-11T07:37:07",
"content": "Be sure to wear gloves and a organics rated respirator when working with uncured resins. Its pretty common for people to suddenly develop a hypersensitivity to the stuff. A lot of people don’t know about t... | 1,760,374,042.251725 | ||
https://hackaday.com/2019/02/10/new-part-day-mapping-with-realsense-cameras-for-200/ | New Part Day: Mapping With RealSense Cameras For $200 | Brian Benchoff | [
"Hackaday Columns"
] | [
"intel",
"Intel RealSense",
"SLAM",
"VSLAM"
] | Robot cars, DIY or otherwise, are hot right now. To do this right, you’re going to need cameras, LIDAR, or some other way of sensing the the world. Intel is again
getting into the fray with a RealSense tracking camera
for simultaneous localization and mapping for robotics, drone, and augmented reality needs.
The tech s... | 12 | 8 | [
{
"comment_id": "5861049",
"author": "josh conway (@CrankyLinuxUser)",
"timestamp": "2019-02-11T04:09:12",
"content": "Nothing. I’ve been burnt on Intel hardware for makers. They’ve had showstopper bugs and ignored the community. And their previous platforms have been throwaways. I can’t trust them ... | 1,760,374,042.901326 | ||
https://hackaday.com/2019/02/10/hackaday-links-february-10-2019/ | Hackaday Links: February 10, 2019 | Brian Benchoff | [
"Hackaday Columns",
"Hackaday links"
] | [
"Airpods",
"behringer",
"raspberry pi",
"retail",
"retro edition",
"roland"
] | Last month was NAMM, the National Association of Musical Something that begins with ‘M’, which means we’re synthed and guitarded out for the year. The synth news? Behringer are making cheap reproductions and clones of vintage gear. There’s something you need to know about vintage gear: more than half of everything prod... | 20 | 9 | [
{
"comment_id": "5860847",
"author": "Clara",
"timestamp": "2019-02-11T00:22:47",
"content": "2019, Brian.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "5860886",
"author": "Piecutter",
"timestamp": "2019-02-11T00:54:38",
"content": ... | 1,760,374,043.104902 | ||
https://hackaday.com/2019/02/11/tritium-tesseract-makes-a-nifty-nightlight/ | Tritium Tesseract Makes A Nifty Nightlight | Lewin Day | [
"Misc Hacks"
] | [
"cube",
"hypercube",
"infinity mirror",
"tesseract",
"Tritium",
"video"
] | As the cube is to three dimensions, the tesseract is to four. Mortals in this universe find it difficult to contemplate four-dimensional geometry, but there are methods of making projections of such heretical shapes in our own limited world. [Sean Hodgins] was interested in the geometry,
and decided to build a tesserac... | 27 | 10 | [
{
"comment_id": "5864255",
"author": "Ostracus",
"timestamp": "2019-02-12T06:38:28",
"content": "“Mortals in this universe find it difficult to contemplate four-dimensional geometry”Time.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "5864407",
"auth... | 1,760,374,043.043629 | ||
https://hackaday.com/2019/02/11/learn-about-bgp-with-the-internet-of-eve/ | Learn About BGP With The Internet Of EvE | Al Williams | [
"Linux Hacks",
"Network Hacks"
] | [
"bgp",
"border gateway protocol",
"qemu"
] | When we first saw [Ben Jojo’s] post about
the Internet inside EvE Online
, we didn’t think we’d be that interested. We don’t play EvE — a massively multiplayer game. But it turns out, the post is really about understanding BGP (Border Gateway Protocol) and how it helps route traffic in large networks. The best part? He... | 3 | 2 | [
{
"comment_id": "5864348",
"author": "pefclic",
"timestamp": "2019-02-12T09:10:01",
"content": "You could also use net namespaces to get a new tcp/ip stack each and interconnect them by using openvswitch. I’ve no tried to get 8000 of them though…",
"parent_id": null,
"depth": 1,
"replies... | 1,760,374,042.961226 | ||
https://hackaday.com/2019/02/11/a-network-card-for-the-trash-80/ | A Network Card For The Trash-80 | Brian Benchoff | [
"classic hacks",
"Retrocomputing"
] | [
"network card",
"nic",
"Trash-80",
"trs-80"
] | Around these parts, [Peter] is well-known for abusing the TRS-80 to do things it should never do. You can read Wikipedia on the TRS-80, you can look at Google Images, and you can browse the web. As with any retrocomputer, there are limitations for what you can do. To browse Wikipedia, [Peter] had to set up an AWS insta... | 16 | 5 | [
{
"comment_id": "5863894",
"author": "localroger",
"timestamp": "2019-02-12T00:07:02",
"content": "The ESP32 could probably also emulate the entire TRS-80 without noticeably denting its performance.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "5863911",
... | 1,760,374,043.220881 | ||
https://hackaday.com/2019/02/11/get-organized-with-this-raspberry-pi-e-ink-calendar/ | Get Organized With This Raspberry Pi E-Ink Calendar | Tom Nardi | [
"Parts",
"Raspberry Pi"
] | [
"calendar",
"e-ink",
"python 3",
"raspberry pi",
"waveshare"
] | Like many hackers, we love e-ink. There’s something mesmerizing and decidedly futuristic about the way the images shift around and reconstitute themselves. Like something from
Harry Potter
, but that you can buy on Alibaba instead of from a shop in Diagon Alley. But as anyone who’s used the technology can tell you, the... | 15 | 8 | [
{
"comment_id": "5863761",
"author": "Ken",
"timestamp": "2019-02-11T21:31:43",
"content": "Nice build, make sure to plan ahead for a good St Patrick’s day ;)",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "5863780",
"author": "Ostracus",
"timestamp": "... | 1,760,374,043.161061 | ||
https://hackaday.com/2019/02/11/chris-gammell-talks-circuit-toolboxes/ | Chris Gammell Talks Circuit Toolboxes | Dan Maloney | [
"cons",
"Hackaday Columns"
] | [
"2018 Hackaday Superconference",
"amp hour",
"circuit",
"microcontroller",
"mosfet",
"notebook",
"power protection",
"toolbox",
"widget"
] | Chris Gammell wants to know: What’s in your circuit toolbox?
Personally, mine is somewhat understocked. I do know that in one of my journals, probably from back in the 1980s, I scribbled down a schematic of a voltage multiplier I had just built, with the classic diode and capacitor ladder topology. I probably fed it fr... | 9 | 4 | [
{
"comment_id": "5863709",
"author": "JonnyS",
"timestamp": "2019-02-11T20:32:05",
"content": "Interesting topic, I would’ve liked to be able to listen to for more than a couple of minutes, but the buzzing is unbearable. Any chance you can clean it up and reupload?",
"parent_id": null,
"dept... | 1,760,374,043.4326 | ||
https://hackaday.com/2019/02/11/review-ichigojam-single-board-computer/ | Review: IchigoJam Single Board Computer | Jenny List | [
"computer hacks",
"Hackaday Columns",
"Reviews"
] | [
"basic",
"IchigoJam",
"japan"
] | It won’t replace your beloved Rasbperry Pi, but it’s worth saying hello to this “Strawberry Jam”, straight out of Japan. It’s an equally delicious way to get people interested in the basics of coding.
My hackerspace friend Jim is a lucky bloke, for last year he was able to take an extended holiday through a succession ... | 60 | 28 | [
{
"comment_id": "5863449",
"author": "MK 2",
"timestamp": "2019-02-11T18:52:30",
"content": "The ZX Spectrum and C-64 could be used for hardware experiments but they were an expensive piece of kit back in the day. I would never have dared to fry my Spectrum.",
"parent_id": null,
"depth": 1,
... | 1,760,374,043.381531 | ||
https://hackaday.com/2019/02/11/open-source-biology-and-biohacking-hack-chat/ | Open-Source Biology And Biohacking Hack Chat | Dan Maloney | [
"Hackaday Columns"
] | [
"biohacking",
"biology",
"dna",
"enzyme",
"gene splicing",
"genetic engineering",
"yeast"
] | Join us on Wednesday at noon Pacific time for
the open-source biology and biohacking Hack Chat
!
Justin Atkin
‘s name might not ring a bell, but you’ve probably seen his popular YouTube channel
The Thought Emporium
, devoted to regular doses of open source science. Justin’s interests span a wide range, literally from
t... | 16 | 5 | [
{
"comment_id": "5863026",
"author": "Edward",
"timestamp": "2019-02-11T17:35:50",
"content": "Next Justin can experiment with the Flu virus.What can go wrong?",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "5863723",
"author": "Leithoa",
"tim... | 1,760,374,043.278507 | ||
https://hackaday.com/2019/02/12/every-digital-clock-is-made-of-analog-components/ | Every Digital Clock Is Made Of Analog Components | Brian Benchoff | [
"clock hacks",
"Slider"
] | [
"analog clock",
"clock",
"ClockClock"
] | In 2008, an art studio out of Stockholm released the ClockClock, a digital clock with an analog heart. The ClockClock used 24 individual analog clocks — hour and minute hands and all — to display time digitally. The world went crazy, Pinterest blew up, and everyone wanted a digital analog clock until the next interesti... | 8 | 7 | [
{
"comment_id": "5865017",
"author": "Hirudinea",
"timestamp": "2019-02-12T21:48:23",
"content": "Awsome!",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "5865943",
"author": "CityZen",
"timestamp": "2019-02-13T03:01:33",
"content": "And all the anal... | 1,760,374,043.477075 | ||
https://hackaday.com/2019/02/12/toilet-seat-could-save-your-ass/ | Toilet Seat Could Save Your Ass | Brian McEvoy | [
"Medical Hacks"
] | [
"ballistocardiogram",
"bathroom",
"BCG",
"blood pressure",
"ecg",
"electrocardiogram",
"fitness",
"health",
"heart",
"heart failure",
"medical",
"monitor",
"photoplethysmogram",
"PPG",
"Remote monitoring",
"SpO2"
] | Our morning routine could be appended to something like “breakfast, stretching, sit on a medical examiner, shower, then commute.” If we are speaking seriously, we don’t always get to our morning stretches, but a quick medical exam could be on the morning agenda. We would wager that a portion of our readers are poised f... | 20 | 8 | [
{
"comment_id": "5864916",
"author": "jafinch78",
"timestamp": "2019-02-12T19:45:44",
"content": "This is a great idea. Cerebrovascular accidents (CVA’s) are more common than most realize. I recall a mortician mentioning many obese especially get constipated and push and don’t exhale on effort whe... | 1,760,374,043.664134 | ||
https://hackaday.com/2019/02/12/ef50-the-tube-that-changed-everything/ | EF50: The Tube That Changed Everything | Al Williams | [
"Hackaday Columns",
"History",
"Slider",
"Wireless Hacks"
] | [
"bbc",
"ef50",
"pye",
"radar",
"tube",
"valve"
] | From today’s perspective, vacuum tubes are pretty low tech. But for a while they were the pinnacle of high tech, and heavy research followed the promise shown by early vacuum tubes in transmission and computing. Indeed, as time progressed, tubes became very sophisticated and difficult to manufacture. After all, they we... | 32 | 15 | [
{
"comment_id": "5864845",
"author": "Jac Goudsmit",
"timestamp": "2019-02-12T18:34:26",
"content": "My home town was bombarded several times by the allied forces because there were Philips factories producing tubes and other radio parts for the Germans. The buildings were only lightly damaged and ... | 1,760,374,043.608693 | ||
https://hackaday.com/2019/02/12/putting-an-out-of-work-ipod-display-to-good-use/ | Putting An Out Of Work IPod Display To Good Use | Kerry Scharfglass | [
"hardware",
"ipod hacks"
] | [
"display",
"dsi",
"fpga",
"ipod",
"ipod nano",
"mipi",
"reverse engineering"
] | [Mike Harrison] produces so much quality content that sometimes excellent material slips through the editorial cracks. This time we noticed that one such lost gem was [Mike]’s
reverse engineering of the 6th generation iPod Nano display
from 2013, as caught when the also prolific [Greg Davill]
used one on a recent board... | 10 | 3 | [
{
"comment_id": "5864735",
"author": "alphatek",
"timestamp": "2019-02-12T16:55:23",
"content": "Nice, but as expected – with it being old technology, there is better/easier out there at a similar price. Eghttps://www.crystalfontz.com/product/cfaf240240a1013t-240×240-color-tft-lcd-display",
"par... | 1,760,374,043.989887 | ||
https://hackaday.com/2019/02/12/security-engineering-inside-the-scooter-startups/ | Security Engineering: Inside The Scooter Startups | Brian Benchoff | [
"Business",
"Engineering",
"Featured",
"Original Art",
"Slider",
"Transportation Hacks"
] | [
"bird",
"Bird Boxing",
"bird scooter",
"economics",
"electric scooters",
"xiaomi"
] | A year ago, ridesharing scooter startups were gearing up for launch. Workers at Bird, Lime, Skip, and Spin were busy improving their app, retrofitting scooters, and most importantly, figuring out the logistics of distributing thousands of electronic scooters along the sidewalks of the Bay Area. These companies were gea... | 62 | 21 | [
{
"comment_id": "5864653",
"author": "Dan",
"timestamp": "2019-02-12T15:39:55",
"content": "It’s frustrating how California makes itself so eco-friendly by cutting carbon emissions from cars, and instead increasing carbon emissions Fromm xiamoi factories, and dumping lipo cells in lakes and trash.Th... | 1,760,374,044.09629 | ||
https://hackaday.com/2019/02/12/a-malicious-wifi-backdoor-in-a-keyboards-clothing/ | A Malicious WiFi Backdoor In A Keyboard’s Clothing | Lewin Day | [
"Security Hacks"
] | [
"ESP12",
"rubber ducky",
"wifi"
] | The USB Rubber Ducky burst onto the scene a few years ago, and invented a new attack vector – keystroke injection. The malicious USB device presents itself as a keyboard to the target system, blurting out keystrokes at up to 1000 words per minute. The device is typically used to open a phishing site or otherwise enter ... | 23 | 10 | [
{
"comment_id": "5864515",
"author": "ripper121",
"timestamp": "2019-02-12T12:38:23",
"content": "He dont need the Atmega32U4. He can use the ESP8266 stand alone withhttps://github.com/cnlohr/espusb",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "5864519",
... | 1,760,374,043.850189 | ||
https://hackaday.com/2019/02/12/tiny-amplifier-with-attiny/ | Tiny Amplifier With ATtiny | Bryan Cockfield | [
"Microcontrollers"
] | [
"amp",
"amplifier",
"attiny",
"attiny13",
"audio",
"class-d",
"microcontrollers",
"sound",
"switching"
] | Small microcontrollers can pack quite a punch. With the right code optimizations and proper use of the available limited memory, even small microcontrollers can do things they were never intended to. Even within the realm of intended use, however, there are still lots of impressive uses for these tiny cheap processors ... | 31 | 11 | [
{
"comment_id": "5864393",
"author": "MarkF",
"timestamp": "2019-02-12T09:48:57",
"content": "Good job, but shouldn’t the circuit also contain a flyback diode or something to prevent inductive voltage spikes back-propagating into the attiny and damaging/destroying it?",
"parent_id": null,
"d... | 1,760,374,044.299706 | ||
https://hackaday.com/2019/02/10/make-your-lego-fly/ | Make Your Lego Fly | Richard Baguley | [
"Space",
"Toy Hacks"
] | [
"drone",
"lego",
"multirotor",
"quadcopter"
] | We probably all used to make our Lego fly by throwing it across the room, but Flite Test have come up with a slightly more elegant solution: they
converted a Lego quadcopter to fly
. They did it by adding a miniature flight controller, battery and motors/rotors to replace the Lego ones in the
Lego City Arctic Air Tran... | 8 | 5 | [
{
"comment_id": "5860553",
"author": "Ren",
"timestamp": "2019-02-10T22:10:59",
"content": "Kra’Gl!",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "5860625",
"author": "Delgir",
"timestamp": "2019-02-10T22:38:59",
"content": "Everythin... | 1,760,374,044.140575 | ||
https://hackaday.com/2019/02/10/there-are-200-electronic-kits-in-that-box/ | There Are 200 Electronic Kits In That Box | Al Williams | [
"Repair Hacks",
"Teardown"
] | [
"kit",
"lab",
"radio shack",
"retro",
"tandy"
] | If you grew up in the latter part of the 20th century, you didn’t have the Internet we have today — or maybe not at all. What you did have, though, was Radio Shack within an hour’s drive. They sold consumer electronics, of course, but they also sold parts and kits. In addition to specific kits, they always had some ver... | 90 | 48 | [
{
"comment_id": "5860266",
"author": "bluewraith",
"timestamp": "2019-02-10T18:12:08",
"content": "That exact kit is what started my down this dark path years ago. It still has a home with me for the nostalgia.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "... | 1,760,374,044.427034 | ||
https://hackaday.com/2019/02/10/this-3d-printed-led-softbox-really-shines/ | This 3D Printed LED Softbox Really Shines | Tom Nardi | [
"3d Printer hacks",
"digital cameras hacks",
"LED Hacks"
] | [
"infill",
"led",
"lighting",
"photography",
"slic3r",
"softbox"
] | Generally speaking, objects made on desktop 3D printers are pretty small. This is of course no surprise, as filament based printers are fairly slow and most don’t have very large beds to begin with. Most people don’t want to wait days for their project to complete, so they use 3D printed parts where it makes sense and ... | 8 | 6 | [
{
"comment_id": "5860216",
"author": "Adobe/Flash hater",
"timestamp": "2019-02-10T17:43:04",
"content": "What about using a layer or 3 of “White Cambric Bottom Cloth”? the stuff on the bottoms of couches and box-springs?How would it compare to light light pass-through of the printed mesh?I’m thinki... | 1,760,374,044.230135 | ||
https://hackaday.com/2019/02/10/automated-radiosonde-tracking-via-open-source/ | Automated Radiosonde Tracking Via Open Source | Lewin Day | [
"Radio Hacks"
] | [
"radiosonde",
"RTL-SDR",
"RTLSDR",
"weather balloon"
] | Meteorological organisations across the world launch weather balloons on a regular basis as a part of their work in predicting whether or not it will rain on the weekend. Their payloads are called radiosondes, and these balloons deliver both telemetry and location data throughout their flightpath. Hobbyists around the ... | 3 | 2 | [
{
"comment_id": "5860244",
"author": "Balloonist",
"timestamp": "2019-02-10T18:01:06",
"content": "Is there europe/russia wide network to track hobbyist balloons?",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6243126",
"author": "jenunseenorg",
... | 1,760,374,044.177032 | ||
https://hackaday.com/2019/02/10/hidden-led-video-wall-at-the-oregon-museum-of-science/ | Hidden LED Video Wall At The Oregon Museum Of Science | Lewin Day | [
"FPGA",
"News"
] | [
"fpga",
"hdmi",
"led",
"LED wall",
"spartan 6 mojo",
"spartan-6",
"video wall"
] | Glowing and blinking things are some of our favourite projects around these parts, and the bigger, the better. [Thomas] wrote to us recently to share the design and construction of a large LED wall at the Oregon Museum of Science,
and the results are nothing short of impressive.
The concept involved a large LED wall th... | 10 | 5 | [
{
"comment_id": "5860041",
"author": "hpux735",
"timestamp": "2019-02-10T15:46:15",
"content": "I’m not sure why the author does this, but the “I” in OMSI is “Industry”. And the acronym form of the name is the more used and recognizable one.",
"parent_id": null,
"depth": 1,
"replies": [... | 1,760,374,044.743093 | ||
https://hackaday.com/2019/02/09/kinematic-mount-for-3d-printer-bed-shows-practical-design/ | Kinematic Mount For 3D Printer Bed Shows Practical Design | Donald Papp | [
"3d Printer hacks",
"hardware"
] | [
"3d printer",
"3d printing",
"cnc",
"heated bed",
"heater",
"kinematic",
"son of megamax",
"thermal expansion"
] | Aluminum bed with new kinematic mount and base on printer
Son of Megamax
, at the Milwaukee Makerspace
[Mark Rehorst] has been busy designing and building 3D printers, and
Son of Megamax
— one of his earlier builds — needed a bed heater replacement. He took the opportunity to
add a Kelvin-type kinematic mount as well
.... | 8 | 3 | [
{
"comment_id": "5859583",
"author": "Martin Egsdal",
"timestamp": "2019-02-10T09:48:40",
"content": "As always – top quality from Mark",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "5859859",
"author": "peter gozenya",
"timestamp": "2019-02-10T13:07:3... | 1,760,374,044.921868 | ||
https://hackaday.com/2019/02/09/play-chess-like-harry-potter/ | Play Chess Like Harry Potter | Al Williams | [
"3d Printer hacks",
"Android Hacks",
"Arduino Hacks",
"Games",
"Raspberry Pi"
] | [
"chess",
"harry potter",
"marlin",
"Stockfish"
] | If you are a Harry Potter fan, you might remember that one of the movies showed an Isle of Lewis chess set whose pieces moved in response to a player’s voice commands. This feat has been oft replicated by hackers and [amoyag00] has
a version
that brings together a Raspberry Pi, Arduino, Android, and the Stockfish chess... | 10 | 7 | [
{
"comment_id": "5859123",
"author": "Hirudinea",
"timestamp": "2019-02-10T03:06:53",
"content": "I only play chess one way, poorly! Nice hack though.",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "5859295",
"author": "Conrad",
"timestamp": "2019-02-10... | 1,760,374,045.458368 | ||
https://hackaday.com/2019/02/09/power-supply-design-for-clean-jazz-amps/ | Power Supply Design For Clean Jazz Amps | Lewin Day | [
"classic hacks"
] | [
"guitar amp",
"guitar amplifier",
"power supply"
] | Power supply design is a broad field, requiring entirely different tools and techniques depending on what you’re working with. Creating a low-cost and compact mobile phone charger is a completely different ball game to designing the power supply for a medium-sized laser cutter, for example.
[Vasily Ivanenko] has been d... | 6 | 4 | [
{
"comment_id": "5859520",
"author": "mime",
"timestamp": "2019-02-10T08:39:50",
"content": "With the risk of pissing on his parade: he’s meticulously walking through a really old and straightforward design of a standard power rail. Additionally, for the pre-regulator he’s constructing his own volta... | 1,760,374,045.499016 | ||
https://hackaday.com/2019/02/09/3d-printed-diffusers-make-more-natural-light/ | 3D Printed Diffusers Make More Natural Light | Richard Baguley | [
"3d Printer hacks",
"LED Hacks"
] | [
"3d printer",
"diffuser",
"led",
"LED Diffuser"
] | A strip of LEDs may be a simple and flexible way to add light to a project, but they don’t always look natural. There is an easy way to make them look better, though: add a diffuser. That’s what [Nate Damen]
did using a 3D printer
. He created a diffuser using PETG giving a standard string of LEDs a softer and more na... | 11 | 8 | [
{
"comment_id": "5858821",
"author": "Neo",
"timestamp": "2019-02-09T22:54:57",
"content": "I’ve been reading hackaday for a few years now and I am still trapped in the matrix, when will this site help me exit? A storm is coming, we all need to leave, now!……..",
"parent_id": null,
"depth": 1... | 1,760,374,045.706241 | ||
https://hackaday.com/2019/02/09/test-pcbs-on-a-bed-of-nails/ | Test PCBs On A Bed Of Nails | Bryan Cockfield | [
"Tool Hacks"
] | [
"bed of nails",
"control",
"driver",
"nixie",
"pins",
"production",
"prototype",
"quality",
"test"
] | While it might be tempting to start soldering a circuit together once the design looks good on paper, experience tells us that it’s still good to test it out on a breadboard first to make sure everything works properly. That might be where the process ends for one-off projects, but for large production runs you’re goin... | 35 | 10 | [
{
"comment_id": "5858461",
"author": "Jac Goudsmit",
"timestamp": "2019-02-09T18:20:57",
"content": "Pro-tip: design through-hole test points in your pcb that can be populated with pogo pins. That way you can use an otherwise unpopulated pcb with those pogo pins as a perfectly-aligned bed of nails."... | 1,760,374,045.659514 | ||
https://hackaday.com/2019/02/09/a-trove-of-cosplay-prop-making-tutorials-and-blueprints/ | A Trove Of Cosplay Prop Making Tutorials And Blueprints | Anool Mahidharia | [
"Toy Hacks",
"Weapons Hacks"
] | [
"blaster",
"cosplay",
"Foamsmithing",
"guns",
"molding",
"nerf hacks",
"props",
"ray gun",
"star wars",
"vacuum forming"
] | [CutTransformGlue] recently posted a build video for “
Making Rey’s Star Wars Blaster
“, embedded after the break. The construction uses layered MDF sheets to build up the blaster, and it’s a treat to see it taking shape, ending with an amazing paint job. It’s a good way to learn about the techniques used to bring such... | 5 | 5 | [
{
"comment_id": "5858059",
"author": "teuku ismunandar",
"timestamp": "2019-02-09T15:02:19",
"content": "very usefulback",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "5858199",
"author": "Jii",
"timestamp": "2019-02-09T15:51:41",
"content": "Aweso... | 1,760,374,045.592046 | ||
https://hackaday.com/2019/02/09/simple-hand-tools-turn-brass-and-steel-into-an-amazing-astrolabe/ | Simple Hand Tools Turn Brass And Steel Into An Amazing Astrolabe | Dan Maloney | [
"classic hacks"
] | [
"ancient technology",
"astrolabe",
"astronomy",
"engraving",
"hand tools",
"instrument making",
"latitude",
"navigation",
"stars"
] | There’s something enchanting about ancient tools and instruments. The idea that our forebears were able to fashion precision mechanisms with nothing but the simplest hand tools is fascinating. And watching someone recreate the feat, such as by
building an astrolabe by hand
, can be very appealing too.
The astrolabe is ... | 12 | 7 | [
{
"comment_id": "5857933",
"author": "GregP",
"timestamp": "2019-02-09T13:51:25",
"content": "dude was wearing #14 bowling shoes in one scene… :-)",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "5877583",
"author": "Mark",
"timestamp": "2019-0... | 1,760,374,045.549361 | ||
https://hackaday.com/2019/02/09/spectrometer-is-inexpensive-and-capable/ | Spectrometer Is Inexpensive And Capable | Brian McEvoy | [
"chemistry hacks",
"how-to"
] | [
"equipment",
"lab",
"laboratory",
"laboratory equipment",
"spectrometer",
"spectrophotometry",
"UV/Vis"
] | We know the effect of passing white light through a prism and seeing the color spectrum that comes out of the other side. It will not be noticeable to the naked eye, but that rainbow does not fully span the range of [Roy G. Biv]. There are narrowly absent colors which blur together, and those missing portions are a fin... | 14 | 5 | [
{
"comment_id": "5857584",
"author": "OptoNoob U.V.",
"timestamp": "2019-02-09T10:31:20",
"content": "I am fancying for a DIY-build of a spectrometer of VIS and continuous down to below 300nm (possibly down to 200nm; no interest in IR) but, as a Noob in optics, I am having a hard time in selecting d... | 1,760,374,045.943574 | ||
https://hackaday.com/2019/02/08/trephonos-calls-up-history-in-houston/ | TréPhonos Calls Up History In Houston | Brian McEvoy | [
"Musical Hacks",
"Phone Hacks"
] | [
"art",
"Culture",
"Houston",
"music",
"pay phone",
"payphone",
"repurpose",
"restore",
"retro",
"reuse",
"steam",
"The Tre"
] | Houston’s historic third ward, aka “The Tre,” is
ripe
rife with history, and some of that history is digitally preserved and accessible through an art installation in the form of
repurposed payphones
. We love payphones for obvious reasons and seeing them alive and kicking warms our hearts. Packing them with local hist... | 7 | 4 | [
{
"comment_id": "5857037",
"author": "h",
"timestamp": "2019-02-09T06:16:46",
"content": "I believe you meant “rife with history”",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "5858085",
"author": "Brian McEvoy",
"timestamp": "2019-02-09T15:1... | 1,760,374,045.793511 | ||
https://hackaday.com/2019/02/08/a-tiny-ide-for-your-attiny/ | A Tiny IDE For Your ATtiny | Tom Nardi | [
"ATtiny Hacks",
"Software Development"
] | [
"attiny",
"attiny10",
"attiny85",
"ide",
"java",
"usbasp"
] | When writing code for the ATtiny family of microcontrollers such as a the ATtiny85 or ATtiny10, people usually use one of two methods: they either add support for the chip in the Arduino IDE, or they crack open their text editor of choice and do everything manually. Plus of course there are the stragglers out there usi... | 23 | 12 | [
{
"comment_id": "5856911",
"author": "TacticalNinja",
"timestamp": "2019-02-09T05:12:02",
"content": "Time to use the ATTiny10 samples I’ve gathered over the years.",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "5856919",
"author": "Mike Massen",
"time... | 1,760,374,046.73996 | ||
https://hackaday.com/2019/02/08/drone-gives-up-its-wireless-secrets-to-zigbee-sniffer/ | Drone Gives Up Its Wireless Secrets To Zigbee Sniffer | Dan Maloney | [
"drone hacks",
"Wireless Hacks"
] | [
"802.115.4",
"controller",
"decoding",
"drone",
"packet",
"protocol",
"quad",
"sniffer",
"wireless",
"zigbee"
] | There’s something thrilling about decoding an unknown communications protocol. You start with a few clues, poke at the problem with some simple tools, and eventually work your way up to that first breakthrough that lets you crack the code. It can be frustrating, but when you eventually win, it can be very rewarding.
It... | 2 | 1 | [
{
"comment_id": "5857318",
"author": "Foo ster",
"timestamp": "2019-02-09T09:03:42",
"content": "It’s a nice project. Still, the website is called “codemakesitgo” … not a single line of code available, I’m a bit disappointment :'(",
"parent_id": null,
"depth": 1,
"replies": [
{
... | 1,760,374,046.676057 | ||
https://hackaday.com/2019/02/08/a-crash-course-in-3d-printed-venturi-pumps/ | A Crash Course In 3D Printed Venturi Pumps | Tom Nardi | [
"3d Printer hacks",
"chemistry hacks",
"classic hacks"
] | [
"aspirator",
"chlorine gas",
"fume extractor",
"vacuum",
"Venturi",
"venturi effect"
] | Venturi pumps, commonly referred to as aspirators, are a fantastic way of moving around things which you might not want spinning around inside of a pump, and one of the easiest ways to create a vacuum. According to his research, [Tuval Ben Dosa] believed such a device would be a good way to move corrosive gasses which ... | 15 | 9 | [
{
"comment_id": "5854953",
"author": "ID",
"timestamp": "2019-02-08T21:38:26",
"content": "Another source for buying one cheap – many modern gas engines have one to recirculate crankcase vapors into the engine intake to prevent partially burned hydrocarbons escaping to the atmosphere.",
"parent_... | 1,760,374,046.276354 | ||
https://hackaday.com/2019/02/08/ya-only-get-one-set-of-eyes/ | Sound-Triggered Eye Protection For The Forgetful Among US | Lewin Day | [
"classic hacks"
] | [
"hat",
"safety",
"safety glasses",
"servo"
] | Eyes are fragile things. They tend to fail under extreme heat, pressure, and are easily damaged by flying objects. Enterprising humans have developed a wide range of eye protection solutions, but most only work when the user remembers to put them on. [gocivici] had just such a problem, forgetting to put his safety glas... | 21 | 9 | [
{
"comment_id": "5854828",
"author": "Eric Cherry",
"timestamp": "2019-02-08T20:18:16",
"content": "Eye protection I got covered, hearing protection is the elephant in the room for me. It’s amazing just how many tools are loud enough to do permanent damage to your hearing, not all of it instantly b... | 1,760,374,046.332875 | ||
https://hackaday.com/2019/02/08/the-deep-space-energy-crisis-could-soon-be-over/ | The Deep Space Energy Crisis Could Soon Be Over | Dan Maloney | [
"Featured",
"News",
"Original Art",
"Space"
] | [
"Cassini",
"New Horizons",
"peltier",
"Pioneer",
"Plutonium",
"radioisotope",
"RTG",
"seebeck",
"spacecraft",
"voyager"
] | On the face of it, powering most spacecraft would appear to be a straightforward engineering problem. After all, with no clouds to obscure the sun, adorning a satellite with enough solar panels to supply its electrical needs seems like a no-brainer. Finding a way to support photovoltaic (PV) arrays of the proper size a... | 41 | 16 | [
{
"comment_id": "5854695",
"author": "russdill",
"timestamp": "2019-02-08T18:55:19",
"content": "I love that New Horizon’s flyby of Pluto was powered by plutonium.",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "5854772",
"author": "Joel B",
"timestamp"... | 1,760,374,046.513468 | ||
https://hackaday.com/2019/02/08/hackaday-podcast-005-undead-lightbulbs-home-chemistry-and-the-strength-of-3d-printing/ | Hackaday Podcast 005: Undead Lightbulbs, Home Chemistry, And The Strength Of 3D Printing | Mike Szczys | [
"Hackaday Columns",
"Podcasts"
] | [
"blacksmithing",
"finite element analysis",
"Hackaday Podcast",
"K40 laser cutter",
"led light bulb",
"V2 rockets"
] | Catch up on interesting hacks from the past week with Hackaday Editors Mike Szczys and Elliot Williams. This week we discuss the story behind falling lifetime ratings for LED bulbs, look at finite element analysis to strengthen 3D printed parts, admire the beauty of blacksmithing, and marvel at open source Lidar develo... | 11 | 3 | [
{
"comment_id": "5854907",
"author": "Luke",
"timestamp": "2019-02-08T21:15:25",
"content": "When the standard Edison socket LED bulbs started to come on the market, there were soooo… many bad products. They weren’t even heatsinked properly; many manufacturers simply took the LED dies and drove them... | 1,760,374,046.383485 | ||
https://hackaday.com/2019/02/08/humans-vs-zombies-via-the-esp8266/ | Humans Vs. Zombies Via The ESP8266 | Lewin Day | [
"Wireless Hacks"
] | [
"ESP8266",
"wifi",
"zombie",
"zombies"
] | Zombies, for the most part, remain fictional and are yet to trouble human communities. Despite the many real world calamities we face, the zombie concept remains a compelling one and the subject of many books, films, and video games. [CNLohr] was at MagStock Eight when he met [Aaron],
who has developed a real world gam... | 6 | 4 | [
{
"comment_id": "5854355",
"author": "David S",
"timestamp": "2019-02-08T17:50:06",
"content": "Haha that looks like a lot of fun. Thanks for sharing!",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "5854767",
"author": "Richard",
"timestamp": "2019-02-0... | 1,760,374,046.430687 | ||
https://hackaday.com/2019/02/06/finite-element-analysis-results-in-smart-infill/ | Finite Element Analysis Results In Smart Infill | Brian Benchoff | [
"3d Printer hacks"
] | [
"3d printing",
"finite element analysis",
"smart infill",
"strength of materials"
] | If you would like to make a 3D print stronger, just add more material. Increase the density of the infill, or add more perimeters. The problem you’ll encounter though is that you don’t need to add more plastic everywhere, only in the weak areas of the part that will be subjected to the most stress. Studying where parts... | 16 | 7 | [
{
"comment_id": "5849120",
"author": "Daren Schwenke",
"timestamp": "2019-02-07T04:00:40",
"content": "You can do something similar if designing your parts in OpenSCAD (or I imagine any CAD) with a for loop If you need strength in an area, drop in 1,2, or 3 extrusion width ribs exactly 4,5,or 6 ext... | 1,760,374,046.636793 | ||
https://hackaday.com/2019/02/06/a-3d-printer-to-pcb-miller-conversion/ | A 3D Printer To PCB Miller Conversion | Richard Baguley | [
"3d Printer hacks"
] | [
"3d printer",
"CNC mill",
"PCB milling"
] | Got a 3D printer? With a bit of work, you may also have a PCB miller. That’s the basis of this neat hack by [Gosse Adema], who
converted an Anet A8 3D printer into a PCB miller
by building a holder for a Dremel rotary tool and adapting the GCode. This approach means that the adaptations to the printer are minimal: the ... | 35 | 15 | [
{
"comment_id": "5848787",
"author": "wulfman",
"timestamp": "2019-02-07T00:54:45",
"content": "Now days it makes no sense to make your own. Cheep chinese makes my prototypes for 2.00 for 10Yes there is shipping so make sure you order enough to make shipping worth it.",
"parent_id": null,
"d... | 1,760,374,046.587492 | ||
https://hackaday.com/2019/02/06/the-trs80-model-100-gets-a-brain-transplant/ | The TRS80 Model 100 Gets A Brain Transplant | Lewin Day | [
"Retrocomputing"
] | [
"retrocomputer",
"retrocomputing",
"TRS",
"trs-80",
"TRS-80 model 100"
] | We’ll forgive you if you were busy in the ’80s, and missed the TRS80 Model 100. It was a portable version of the original, ran on four AA batteries, and even had an integrated acoustic coupler which proved handy for workers on the go. However, time is rarely kind, and [Trammell] had come across a non-functional example... | 45 | 18 | [
{
"comment_id": "5848388",
"author": "Doc Oct",
"timestamp": "2019-02-06T21:50:47",
"content": "I wanted one of these so bad back in the day. I made do with my TI-85 instead.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "5848969",
"author": "mrfaa",... | 1,760,374,046.822691 | ||
https://hackaday.com/2019/02/06/r-c-whirlygig-is-terrifyingly-unstable/ | R/C Whirlygig Is Terrifyingly Unstable | Lewin Day | [
"Misc Hacks"
] | [
"flight",
"radio control",
"rc",
"whirly bird"
] | In the days during and immediately after World War II, aerospace research was a forefront consideration for national security. All manner of wild designs were explored as nation states attempted to gain the upper hand in the struggle for survival. The Hiller Hornet was one such craft built during this time – a helicopt... | 10 | 6 | [
{
"comment_id": "5848373",
"author": "Hirudinea",
"timestamp": "2019-02-06T21:46:49",
"content": "I think you could reduce the oscillations by hanging Mary Poppins off the bottom.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "5848930",
"author": "Ho... | 1,760,374,049.255899 | ||
https://hackaday.com/2019/02/06/hacking-the-humble-roadster-bicycle/ | Hacking The Humble Roadster Bicycle | Anool Mahidharia | [
"Featured",
"Interest",
"Misc Hacks",
"Original Art",
"Slider",
"Transportation Hacks"
] | [
"bicycle",
"cargo bicycle",
"mother of invention"
] | Think of bicycles, and your first mental image could be something pretty fancy. Depending on which side of the sport you favor, you could end up thinking of a road bike or an MTB, maybe DH, CX, BMX, TT, tandem or recumbent.
But for people in most parts of the World such as Asia, Africa and South America, the bicycle co... | 65 | 13 | [
{
"comment_id": "5847879",
"author": "olsen",
"timestamp": "2019-02-06T18:21:13",
"content": "I love seeing hacks with limited resources creatively executed!I’m surprised that here stateside bikes aren’t that common for transportation.Where I live its almost entirely stolen children’s BMX bikes used... | 1,760,374,049.206902 | ||
https://hackaday.com/2019/02/06/make-your-own-phosphorescent-material/ | Make Your Own Phosphorescent Material | Lewin Day | [
"chemistry hacks"
] | [
"Chemistry",
"phosphor"
] | Phosphors are key to a whole swathe of display and lighting technologies. Cathode ray tubes, vacuum fluorsecent displays, and even some white LEDs all use phosphors to produce light.
[Hydrogen Time] decided to make a green phosphorescent material, and has shared the process on Youtube
, embedded below.
The aim is to pr... | 9 | 3 | [
{
"comment_id": "5847816",
"author": "Ren",
"timestamp": "2019-02-06T17:03:18",
"content": "So, the phosphorus isn’t obtained from distilling urine?",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "5847827",
"author": "garberparkblog",
"timesta... | 1,760,374,048.412141 | ||
https://hackaday.com/2019/02/06/make-the-time-to-fix-your-time-debt/ | Make The Time To Fix Your Time Debt | Bob Baddeley | [
"Featured",
"Interest",
"Lifehacks"
] | [
"time",
"time estimation",
"time management"
] | You’re too busy to read more than this intro paragraph. We all are. Your interest might get piqued enough to skim, but you can’t read the full thing. Our lives all resemble the White Rabbit, constantly late for our next thing, never enjoying the current thing. You feel simultaneously super productive and yet never prod... | 23 | 10 | [
{
"comment_id": "5847717",
"author": "shrad",
"timestamp": "2019-02-06T15:18:11",
"content": "Be agile! Most probably the solution to all time debt issues these days…",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "5847746",
"author": "Bob Baddeley",
... | 1,760,374,048.550237 | ||
https://hackaday.com/2019/02/07/voja-antonic-designing-the-cube/ | Voja Antonic: Designing The Cube | Elliot Williams | [
"cons",
"Hackaday Columns",
"hardware",
"Security Hacks"
] | [
"2018 Hackaday Superconference",
"badge",
"encryption",
"one time pad",
"talks",
"Voja Antonic"
] | Voja Antonic designed this fantastic retrocomputing badge for Hackaday Belgrade in 2018, and it was so much fun that we wanted to bring it stateside to the Supercon essentially unaltered. And that meant that Voja had some free time to devote to a new hardware giveaway:
the Cube
. So while his talk at Supercon in Novemb... | 6 | 3 | [
{
"comment_id": "5851492",
"author": "Ted Yapo",
"timestamp": "2019-02-07T19:49:34",
"content": "I’ve wanted to make the cube do arbitrary computation, and not by simply re-flashing the micro – that’s cheating – but by using the stock command set. Unfortunately, XOR isn’t universal, so you can’t jus... | 1,760,374,048.82261 | ||
https://hackaday.com/2019/02/07/oops-britain-launched-a-satellite-but-who-remembers-it/ | Oops… Britain Launched A Satellite, But Who Remembers It? | Jenny List | [
"Hackaday Columns",
"History",
"Slider",
"Space"
] | [
"Black Arrow",
"Prospero",
"satellite",
"satellite launch",
"space"
] | Did you know Britain launched its first satellite after the program had already been given the axe? Me neither, until some stories of my dad’s involvement in aerospace efforts came out and I dug a little deeper into the story.
I grew up on a small farm with a workshop next to the house, that housed my dad’s blacksmith ... | 40 | 19 | [
{
"comment_id": "5851054",
"author": "John",
"timestamp": "2019-02-07T18:07:12",
"content": "Hmm, where do you buy shoes when your foot is 30mm?",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "5851256",
"author": "Jenny List",
"timestamp": "20... | 1,760,374,048.960905 | ||
https://hackaday.com/2019/02/07/arduino-enters-the-cloud/ | Arduino Enters The Cloud | Al Williams | [
"Arduino Hacks",
"News",
"Slider"
] | [
"arduino",
"cloud",
"javascript",
"mqtt",
"REST",
"websockets"
] | Love it or hate it, for many people embedded systems means Arduino. Now Arduino is leveraging its more powerful MKR boards and introducing a cloud service,
the Arduino IoT Cloud
. The goal is to make it simple for Arduino programs to record data and control actions from the cloud.
The
program is in beta
and features a ... | 61 | 13 | [
{
"comment_id": "5850731",
"author": "Greg",
"timestamp": "2019-02-07T16:33:12",
"content": "So noisy in this space right now. So many options that it makes you nervous picking one for fear of it disappearing in a year or so.",
"parent_id": null,
"depth": 1,
"replies": [
{
... | 1,760,374,048.773917 | ||
https://hackaday.com/2019/02/07/the-future-circular-collider-can-it-unlock-mysteries-of-the-universe/ | The Future Circular Collider: Can It Unlock Mysteries Of The Universe? | Ted Yapo | [
"Featured",
"Interest",
"Science",
"Slider"
] | [
"accelerator",
"large hadron collider",
"lhc",
"physics",
"science"
] | In the early 1990s, I was lucky enough to get some time on a 60 MeV linear accelerator as part of an undergraduate lab course. Having had this experience, I can feel for the scientists at CERN who have had to make do with their current 13 TeV accelerator, which only manages energies some 200,000 times larger. So, I rea... | 88 | 19 | [
{
"comment_id": "5850634",
"author": "Stephen",
"timestamp": "2019-02-07T15:12:44",
"content": "An article on the Future Circular Collider in a recent “New Scientist” magazine attacked this as a waste of money, because – unlike the LHC with the Higgs Boson – they don’t really known of anything they’... | 1,760,374,049.093096 | ||
https://hackaday.com/2019/02/07/can-you-take-control-of-a-tinywhoop/ | Can You Take Control Of A TinyWhoop? | Jenny List | [
"drone hacks",
"News"
] | [
"drone",
"droneclash",
"tinywhoop"
] | Regular readers will have followed our series of posts looking at the issues surrounding reports of drones in proximity to aircraft, and will have noted that we recently asked our community how they would approach the detection and handling of marauding drones in controlled airspace. We are mere amateurs though by comp... | 16 | 10 | [
{
"comment_id": "5850496",
"author": "RClovecraft",
"timestamp": "2019-02-07T13:48:48",
"content": "I picture ‘queen’ drones with massive cages around them and ‘fighter’ drones spraying each other with water/fire/glue/etc. while just trying to weigh down the queen.Burning lasers, explosives and fire... | 1,760,374,048.877265 | ||
https://hackaday.com/2019/02/07/piezoelectric-gyro-shows-how-they-rolled-back-in-the-day/ | Piezoelectric Gyro Shows How They Rolled Back In The Day | Dan Maloney | [
"classic hacks",
"Teardown"
] | [
"Coriolis",
"gyro",
"gyroscope",
"IMU",
"MEMS",
"piezoelectric",
"rotation",
"sensor"
] | There’s no doubting the wonders that micro-electromechanical systems (MEMS) technology have brought to the world. With MEMS chips, your phone can detect the slightest movement, turning it into a sensitive sensor platform that can almost anticipate what you’re going to do next. Actually, it’s kind of creepy when you thi... | 4 | 2 | [
{
"comment_id": "5850455",
"author": "perry",
"timestamp": "2019-02-07T13:18:01",
"content": "so so cool",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "5850857",
"author": "Wolf",
"timestamp": "2019-02-07T17:26:06",
"content": "Some CCFL back light... | 1,760,374,048.479559 | ||
https://hackaday.com/2019/02/06/an-arduino-from-the-distant-past/ | An Arduino From The Distant Past | Bryan Cockfield | [
"Microcontrollers"
] | [
"6502",
"8 bit",
"arduino",
"general purpose",
"microcontrollers",
"processor",
"retro"
] | Arduinos are a handy tool to have around. They’re versatile, cheap, easy to program, and have a ton of software libraries to build on. They’ve only been around for about a decade and a half though, so if you were living in 1989 and wanted to program a microcontroller you’d probably be stuck with an 8-bit microprocessor... | 20 | 10 | [
{
"comment_id": "5849792",
"author": "Michael Black",
"timestamp": "2019-02-07T07:49:53",
"content": "Mos Technology was selling the 6502 for $20 per unit, which made it stand out. Even Byte put $20 in the title of the article where they first talk about. Really great for hobbyists, but I suspect... | 1,760,374,049.418775 | ||
https://hackaday.com/2019/02/08/eight-years-of-partmaking-a-love-story-for-parts/ | Eight Years Of Partmaking: A Love Story For Parts | Sonya Vasquez | [
"Featured",
"Interest"
] | [
"delrin",
"laser cutter",
"machined aluminum",
"machining",
"nuts and bolts",
"part-making",
"partmaker",
"parts",
"vocabulary of parts"
] | Over my many years of many side-projects, getting mechanical parts has always been a creative misadventure. Sure, I’d shop for them. But I’d also turn them up from dumpsters, turn them down from aluminum, cut them with lasers, or ooze them out of plastic. My adventures making parts first took root when I jumped into co... | 8 | 7 | [
{
"comment_id": "5854549",
"author": "Thomas",
"timestamp": "2019-02-08T18:20:37",
"content": "Your very well told story is the heart of DiY hacking. Seeing things differently, learning, and making. Thanks for sharing!",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_... | 1,760,374,049.478765 | ||
https://hackaday.com/2019/02/08/use-your-360-controllers-on-the-original-xbox/ | Use Your 360 Controllers On The Original Xbox | Lewin Day | [
"Xbox Hacks"
] | [
"360",
"360 controller",
"controller",
"game controller",
"xbox",
"xbox 360"
] | Microsoft’s original Xbox was regarded curiously by gamers and the press alike at launch. It was bigger, bulkier, and featured an eldritch monstrosity as its original controller. Thankfully, Microsoft saw fit to improve things later in the console’s lifespan with the Controller S, but nothing quite compares to the simp... | 17 | 9 | [
{
"comment_id": "5853925",
"author": "Genki",
"timestamp": "2019-02-08T12:26:52",
"content": "Where would one find the correct USB adapter for XBox console? The ones I’ve looked at my usual source of cheap electronics don’t have mini or micro USB end.",
"parent_id": null,
"depth": 1,
"r... | 1,760,374,049.531461 | ||
https://hackaday.com/2019/02/08/the-blackest-black-now-in-handy-pocket-size/ | The Blackest Black, Now In Handy Pocket Size | Tom Nardi | [
"Art",
"Crowd Funding"
] | [
"black",
"carbon nanotube",
"kickstarter",
"pigment",
"Vantablack"
] | If you thought “carbon nanotubes” were just some near-future unobtainium used in space elevators, don’t worry, you certainly aren’t alone. In reality, while the technology still has a way to go, carbon nanotube production has already exceeded several thousand tons per year and there are products you can buy today that ... | 24 | 7 | [
{
"comment_id": "5853416",
"author": "Matt",
"timestamp": "2019-02-08T09:22:25",
"content": "Interesting fact: a box with a hole and black insides works even betterhttps://www.youtube.com/watch?v=JoLEIiza9Bc",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "585... | 1,760,374,049.816854 | ||
https://hackaday.com/2019/02/07/ground-penetrating-radar-for-the-masses/ | Ground Penetrating Radar For The Masses | Bryan Cockfield | [
"Radio Hacks"
] | [
"antennas",
"ground penetrating",
"mbed",
"radar"
] | Radar is a useful tool with familiar uses such as detecting aircraft and observing weather. It also has some less known applications, such as a technology known as ground-penetrating radar (GPR). Despite the difficulty of sending and receiving radio waves through solid objects, with the right equipment it’s possible to... | 50 | 20 | [
{
"comment_id": "5853157",
"author": "bty",
"timestamp": "2019-02-08T06:36:23",
"content": "Still looking for that Nazi Gold Train eh?https://en.wikipedia.org/wiki/Nazi_gold_train",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "5853228",
"author": "ra... | 1,760,374,050.05315 | ||
https://hackaday.com/2019/02/07/in-soviet-russia-computer-programs-you/ | In Soviet Russia, Computer Programs You | Al Williams | [
"Retrocomputing"
] | [
"russian",
"soviet",
"U880",
"z80"
] | We admire [Alex Studer’s] approach to schoolwork. His final assignment in his history class was to do an open-ended research project on any topic and — this is key — using any medium. He’d recently watched a video about how Tetris came from the former Soviet Union, and adding in a little eBay research set out to build ... | 18 | 10 | [
{
"comment_id": "5852817",
"author": "Severe Tire Damage",
"timestamp": "2019-02-08T03:15:24",
"content": "I just finished working on a project where low programming voltages for EPROMS caused headaches. My partner was using a modern USB interfaced burner that only can go to 21 volts, and the 2716 ... | 1,760,374,049.968843 | ||
https://hackaday.com/2019/02/07/purge-buckets-to-help-with-multimaterial-printing/ | Purge Buckets To Help With Multimaterial Printing | Lewin Day | [
"3d Printer hacks"
] | [
"3d printing",
"multimaterial",
"purge bucket"
] | 3D printing is cool, but most basic fused deposition printers just print in a single color. This means that if you want a prettier, more vibrant print, you need to paint or perform some other kind of finishing process. Multimaterial printers that can switch filaments on the fly exist, but they often have an issue with ... | 7 | 4 | [
{
"comment_id": "5852638",
"author": "Bobby",
"timestamp": "2019-02-08T02:02:09",
"content": "Why not just use the purged filament as infill instead of wasting it?",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "5852751",
"author": "Mike",
"ti... | 1,760,374,049.748785 | ||
https://hackaday.com/2019/02/07/state-of-the-art-big-mouth-alexa-bass/ | State Of The Art Big Mouth Alexa Bass | Tom Nardi | [
"Arduino Hacks",
"classic hacks",
"Robots Hacks"
] | [
"alexa",
"animatronic",
"arduino",
"big mouth billy bass",
"echo dot",
"lm386",
"motor shield"
] | Hackers seem intent on making sure the world doesn’t forget that, for a brief shining moment, everyone thought
Big Mouth Billy Bass
was a pretty neat idea. Every so often we see a project that takes this classic piece of home decor and manages to shoehorn in some new features or capabilities, and with the rise of voice... | 9 | 4 | [
{
"comment_id": "5851829",
"author": "Jii",
"timestamp": "2019-02-07T21:09:09",
"content": "Sure sounds like you want one of these on your wall Tom, especially with Amazon integration. Perhaps hackaday staff can surprise you with one ;)",
"parent_id": null,
"depth": 1,
"replies": []
},... | 1,760,374,049.706047 | ||
https://hackaday.com/2019/02/06/open-source-lidar-lets-you-get-down-to-the-nitty-gritty/ | Open Source LIDAR Lets You Get Down To The Nitty Gritty | Lewin Day | [
"classic hacks"
] | [
"lidar",
"open source"
] | If you’re unfamiliar with LIDAR, you might have noticed it sounds a bit like radar. That’s no accident – LIDAR is a backronym standing for “light detection and ranging”, the word having initially been created as a combination of “light” and “radar”. The average person is most likely to have come into contact with LIDAR... | 11 | 6 | [
{
"comment_id": "5847500",
"author": "Lee",
"timestamp": "2019-02-06T12:24:06",
"content": "When I see the words “The laser power, pulse width and eye safety ratings are all under software control and can be set to Class 1, Class 1M or Class 3R to suit the application” along with the words “Make it ... | 1,760,374,050.096405 | ||
https://hackaday.com/2019/02/06/the-wifi-phone-that-respects-your-right-to-repair/ | The WiFi Phone That Respects Your Right To Repair | Brian Benchoff | [
"Crowd Funding"
] | [
"Crowd Funding",
"WiPhone"
] | Phones are getting increasingly more complex, more difficult to repair, and phone manufacturers don’t like you tinkering with their stuff. It’s a portable version of a John Deere tractor in your pocket, and Apple doesn’t want you replacing a battery by yourself. What if there was a phone that respected your freedom?
Th... | 49 | 15 | [
{
"comment_id": "5847400",
"author": "mike stone",
"timestamp": "2019-02-06T10:29:23",
"content": "Add a few internet options, biometrics, and then store a bunch of personal/financial information on it.. I dare you.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_i... | 1,760,374,050.182193 | ||
https://hackaday.com/2019/02/05/this-vintage-phone-goes-cellular/ | This Vintage Phone Goes Cellular | Lewin Day | [
"Cellphone Hacks"
] | [
"gsm",
"phone",
"pulse dialling",
"rotary dialling",
"rotary phone"
] | Way back in the good old days, life ran at a slower pace. It took us almost a decade to get to the moon, and dialling the phone was a lazy affair which required the user to wait for the rotary mechanism to rewind after selecting each digit. Eager to bring a taste of retro telephony into the modern era,
[Marek] retrofit... | 8 | 4 | [
{
"comment_id": "5847140",
"author": "Steve Wake",
"timestamp": "2019-02-06T06:11:36",
"content": "“A decade to get to the moon”? Surely it took us billions of years of evolution?",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "5847656",
"author": "Ja... | 1,760,374,050.232949 | ||
https://hackaday.com/2019/02/05/the-design-and-construction-of-a-tribute-to-a-bomber-pilot/ | The Design And Construction Of A Tribute To A Bomber Pilot | Brian Benchoff | [
"drone hacks"
] | [
"B-17",
"Boeing B-17 Flying Fortress",
"large scale",
"rc",
"remote control"
] | Decades ago, [wilmracer]’s grandfather was piloting a B-17 over the Rhine, and as it goes, aviation runs in families. Now, more than 70 years later [wilmracer] is deep, deep into remote controlled aircraft, and he’s building
an exacting scale model of the B-17G
his grandfather flew on his last bombing mission over Euro... | 11 | 6 | [
{
"comment_id": "5846962",
"author": "Miles Archer",
"timestamp": "2019-02-06T03:45:05",
"content": "The sound of those WWII 4 engine bombers is something else. Too bad it doesn’t scale.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "5847580",
"autho... | 1,760,374,050.281929 | ||
https://hackaday.com/2019/02/05/a-lemon-battery-via-3d-printing/ | A Lemon Battery Via 3D Printing | Lewin Day | [
"chemistry hacks"
] | [
"battery",
"classroom",
"experiment",
"lemon",
"lemon battery",
"science"
] | There are a whole bunch of high school science experiments out there that are useful for teaching students the basics of biology, physics, and chemistry. One of the classics is the lemon battery. [iqless] decided to have a play with the idea,
and whipped up a little something for his students.
The basic lemon battery i... | 16 | 8 | [
{
"comment_id": "5846564",
"author": "Hirudinea",
"timestamp": "2019-02-06T00:32:29",
"content": "This is a great idea for school (but grade school, not high school), just one problem if he releases the build files some countries don’t have copper pennies, might need to tweak the design.",
"pare... | 1,760,374,050.330909 | ||
https://hackaday.com/2019/02/05/cheap-power-over-ethernet-for-the-esp32/ | Cheap Power Over Ethernet For The ESP32 | Tom Nardi | [
"Network Hacks",
"Raspberry Pi"
] | [
"ESP32",
"MP2494",
"networking",
"PoE",
"power over ethernet",
"step-down"
] | While most projects we see with the ESP32 make use of its considerable wireless capabilities, the chip can be connected to the wired network easily enough should you have the desire to do so. [Steve] liked the idea of putting his ESP32s on the wired network, but found the need for a secondary power connection burdensom... | 8 | 4 | [
{
"comment_id": "5846298",
"author": "SK",
"timestamp": "2019-02-05T21:48:58",
"content": "Let’s not forget a Hackaday project with ESP32 and POE:https://hackaday.com/2018/08/19/wiring-the-esp-32-to-ethernet/and also this simpler and cheaper ESP32-POE board from Olimex:https://olimex.wordpress.com/2... | 1,760,374,050.540902 | ||
https://hackaday.com/2019/02/05/modernizing-a-soviet-era-led-matrix/ | Modernizing A Soviet-era LED Matrix | Tom Nardi | [
"ATtiny Hacks",
"LED Hacks",
"Parts"
] | [
"3LS363A",
"ATtiny406",
"display",
"i2c",
"led",
"soviet"
] | Used in everything from calculators to military hardware, the 3LS363A is an interesting piece of vintage hardware. With a resolution of 5 x 7 (plus a decimal point), the Soviet-made displays contain no electronics and are simply an array of 36 green LEDs. It’s not hard to drive one of them in a pinch,
but [Dmitry Grinb... | 10 | 6 | [
{
"comment_id": "5846116",
"author": "Ostracus",
"timestamp": "2019-02-05T19:46:57",
"content": "“the Soviet-made displays contain no electronics and are simply an array of 36 green LEDs.”Diodes. ;-)",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "5846324",
... | 1,760,374,050.590824 | ||
https://hackaday.com/2019/02/04/tesla-eyes-ultracapacitor-future-with-maxwell-acquisition/ | Tesla Eyes Ultracapacitor Future With Maxwell Acquisition | Brian Benchoff | [
"News"
] | [
"capacitor",
"mergers and acquisitions",
"supercapacitor",
"tesla",
"ultracapacitor"
] | As reported by Bloomberg,
Tesla has acquired
the innovative energy storage company Maxwell Technologies for $218 Million. The move is a direct departure from Tesla’s current energy storage requirements; instead of relying on lithium battery technology, this acquisition could signal a change to capacitor technology.
The... | 29 | 12 | [
{
"comment_id": "5844030",
"author": "Shane",
"timestamp": "2019-02-05T04:57:41",
"content": "Another big problem is that super capacitors have a finite charged lifetime- the capacitors can only be under charge for something like 6,000 hours before their capacity starts to fail.I was planning to rep... | 1,760,374,050.688982 | ||
https://hackaday.com/2019/02/04/how-one-company-cracked-the-gamecube-disc-protection/ | How One Company Cracked The GameCube Disc Protection | Brian Benchoff | [
"Nintendo Hacks"
] | [
"Action replay",
"datel",
"gamecube"
] | The Nintendo GameCube was the first console from Big N with disc-based media. Gone were the cartridges that were absurdly expensive to manufacture. In theory games could be cheaper (yeah, right), and would hold more textures, pictures, and video. Around the time the GameCube hit shelves, your basic home computer starte... | 22 | 6 | [
{
"comment_id": "5843891",
"author": "Karl",
"timestamp": "2019-02-05T03:07:57",
"content": "This thread may be relevant to your interests:https://twitter.com/supersat/status/997292717632765952",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "5844216",
"auth... | 1,760,374,050.752629 | ||
https://hackaday.com/2019/02/04/arduboy-brings-new-life-to-dreamcast-vmu/ | Arduboy Brings New Life To Dreamcast VMU | Lewin Day | [
"Games"
] | [
"Arduboy",
"dreamcast",
"dreamcast vmu",
"ssd1306",
"vmu"
] | The Dreamcast VMU was a curious piece of hardware. Part memory card, part low-end LCD gaming toy, its fate was sealed once SEGA abandoned the console platform on January 31, 2001. With a limited market penetration and no major killer app, the VMU is a largely forgotten piece of ephemera from a past era.
All the more re... | 9 | 5 | [
{
"comment_id": "5843680",
"author": "Eric Chapin",
"timestamp": "2019-02-05T00:30:09",
"content": "I got a few non-working VMU (dead LCD or cracked PCB) that I’d love to repurpose for this.",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "5844316",
"author"... | 1,760,374,050.904998 | ||
https://hackaday.com/2019/02/04/esp8266-and-alexa-team-up-to-tend-bar/ | ESP8266 And Alexa Team Up To Tend Bar | Tom Nardi | [
"Microcontrollers"
] | [
"alexa",
"automatic bartender",
"ESP8266",
"FauxMo",
"voice control"
] | After a hard day of soldering and posting memes online, sometimes you just want to yell at the blinking hockey puck in the corner and have it pour you out a perfectly measured shot of your favorite libation. It might not be the multi-purpose robot servant we were all hoping to have by the 21st century,
but [Jake Lee] f... | 11 | 5 | [
{
"comment_id": "5843621",
"author": "Hirudinea",
"timestamp": "2019-02-05T00:00:17",
"content": "How good is Alexa at deciphering slurred speech?",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "5847321",
"author": "Martin",
"timestamp": "2019... | 1,760,374,050.857075 | ||
https://hackaday.com/2019/02/04/the-thrill-of-building-space-hardware-to-exceptionally-high-standards/ | The Thrill Of Building Space Hardware To Exceptionally High Standards | Tom Nardi | [
"cons",
"Featured",
"Space"
] | [
"2018 Hackaday Superconference",
"CAN",
"design",
"international space station",
"modular",
"reliability",
"usb"
] | It’s fair to say that the majority of Hackaday readers have not built any hardware that’s slipped the surly bonds of Earth and ventured out into space proper. Sure we might see the occasional high altitude balloon go up under the control of some particularly enterprising hackers, but that’s still a far cry from a windo... | 10 | 5 | [
{
"comment_id": "5843207",
"author": "Jerry",
"timestamp": "2019-02-04T19:39:58",
"content": "They are doing this in college now..Both my grandsons built that type “Stuff”.Two years ago UCSD SEDS group.https://youtu.be/Odj_QELTmqMRwo weeks ago, my second grandsons rocket test.",
"parent_id": nul... | 1,760,374,050.808076 | ||
https://hackaday.com/2019/02/04/nvidias-a-i-thinks-it-knows-what-games-are-supposed-look-like/ | NVIDIA’s A.I. Thinks It Knows What Games Are Supposed Look Like | Drew Littrell | [
"Featured",
"Games",
"Original Art",
"Slider"
] | [
"ai",
"artifical intelligence",
"artists",
"NVIDIA",
"videogames"
] | Videogames have always existed in a weird place between high art and cutting-edge technology. Their consumer-facing nature has always forced them to be both eye-catching and affordable, while remaining tasteful enough to sit on retail shelves (both physical and digital). Running in real-time is a necessity, so it’s not... | 45 | 18 | [
{
"comment_id": "5843059",
"author": "Jeremy S Cook",
"timestamp": "2019-02-04T18:12:59",
"content": "Hmm, hadn’t heard of the Berenstein conspiracy, but Berenstain seems to make no sense to my memory.Perhaps it’s as how there is actually no “Ford Perfect” in the Hitchhiker’s Guide to the Galaxy, ev... | 1,760,374,051.266811 | ||
https://hackaday.com/2019/02/04/high-altitude-ballooning-hack-chat/ | High-Altitude Ballooning Hack Chat | Dan Maloney | [
"Hackaday Columns"
] | [
"balloon",
"citizen science",
"gps",
"Hack Chat",
"high altitude balloon",
"parachute",
"payload",
"space"
] | Join us on Wednesday at noon Pacific time for
the high-altitude ballooning Hack Chat
!
The Cope brothers
are our hosts this week. Jeremy, a computer engineer, and Jason, a mechanical engineer, have recently caught the high-altitude ballooning (HAB) bug. In their initial flights they’ve racked up some successes and push... | 6 | 3 | [
{
"comment_id": "5843545",
"author": "Dan",
"timestamp": "2019-02-04T23:09:56",
"content": "High altitude balloon is one of those projects I’d love to do, but always chicken out when I consider all the logistics. Interested to see if what everyone thinks about that kind of thing in the chat.",
"... | 1,760,374,050.955577 | ||
https://hackaday.com/2019/02/05/operation-backfire-witness-to-the-rocket-age/ | Operation Backfire: Witness To The Rocket Age | Tom Nardi | [
"Featured",
"History",
"Space"
] | [
"britain",
"germany",
"operation paperclip",
"rocketry",
"space race",
"V-2",
"world war II",
"wwii"
] | As the prospects for Germany during the Second World War began to look increasingly grim, the Nazi war machine largely pinned their hopes on a number of high-tech “superweapons” they had in development. Ranging from upgraded versions of their already devastatingly effective U-Boats to tanks large enough to rival small ... | 48 | 12 | [
{
"comment_id": "5845648",
"author": "Rich",
"timestamp": "2019-02-05T18:16:45",
"content": "Just last week I saw the silver Operation Backfire V2 model in the officers mess at RA Larkhill, UK.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "5845763",
... | 1,760,374,051.140504 | ||
https://hackaday.com/2019/02/05/hardware-developers-didactic-galactic-call-for-talks/ | Hardware Developers Didactic Galactic Call For Talks | Brian Benchoff | [
"News"
] | [
"Call for Talks",
"hardware developers didactic galactic",
"HDDG"
] | Hackaday is known for having the best community around, and we prove this all the time. Every month, we hold meetups across the United States. This, in addition to conferences and mini-cons across the globe mean Hackaday is the premiere venue for technical talks on a wide variety of hardware creation. Everything from D... | 2 | 1 | [
{
"comment_id": "5846745",
"author": "Timo Birnschein",
"timestamp": "2019-02-06T01:54:15",
"content": "It looks like this is happening on San Francisco and not at Supplyframe in LA, right? Can you publish the exact address?",
"parent_id": null,
"depth": 1,
"replies": [
{
"... | 1,760,374,051.177127 | ||
https://hackaday.com/2019/02/05/3d-printing-with-tomography-in-reverse/ | 3D Printing With Tomography In Reverse | Lewin Day | [
"3d Printer hacks"
] | [
"CT Scan",
"resin",
"resin printer",
"Tomography"
] | The 3D printers we’re most familiar with use the fused deposition process, in which hot plastic is squirted out of a nozzle, to build up parts on a layer by layer basis. We’ve also seen stereolithography printers, such as the Form 2, which use a projector and a special resin to produce parts, again in a layer-by-layer ... | 33 | 10 | [
{
"comment_id": "5845157",
"author": "Dumber, smaller, Groot (@CodeReclaimers)",
"timestamp": "2019-02-05T16:16:28",
"content": "Isn’t “Tomography in reverse” == “Inverse of the inverse Radon transform” == “Radon transform”?",
"parent_id": null,
"depth": 1,
"replies": [
{
"... | 1,760,374,051.342075 | ||
https://hackaday.com/2019/02/05/what-happened-to-the-100000-hour-led-bulbs/ | What Happened To The 100,000-Hour LED Bulbs? | Ted Yapo | [
"Featured",
"Interest",
"LED Hacks",
"Teardown"
] | [
"led",
"led bulb",
"lifetime",
"planned obsolescence"
] | Early adopters of LED lighting will remember 50,000 hour or even 100,000 hour lifetime ratings printed on the box. But during a recent trip to the hardware store the longest advertised lifetime I found was 25,000 hours. Others claimed only 7,500 or 15,000 hours. And yes, these are brand-name bulbs from Cree and GE.
So,... | 253 | 50 | [
{
"comment_id": "5844907",
"author": "Jerry",
"timestamp": "2019-02-05T15:10:21",
"content": "Those bastards..",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "5847213",
"author": "Me",
"timestamp": "2019-02-06T07:50:02",
"content": "Wi... | 1,760,374,051.846532 | ||
https://hackaday.com/2019/02/05/back-to-video-basics-with-an-esp32-vga-display/ | Back To Video Basics With An ESP32 VGA Display | Dan Maloney | [
"Microcontrollers",
"Video Hacks"
] | [
"dac",
"ESP32",
"I2S",
"ladder",
"parallel",
"r-2r",
"resolution",
"rgb",
"sync",
"vga"
] | In a world where standards come and go with alarming speed, there’s something comforting about VGA. It’s the least common denominator of video standards, and seeing that chunky DB15 connector on the back of a computer means that no matter what, you’ll be able to get something from it, if you can just find a VGA cable i... | 11 | 5 | [
{
"comment_id": "5844756",
"author": "Mike Massen",
"timestamp": "2019-02-05T13:16:16",
"content": "Neato, nice way to use up many old discarded LCD monitors, put high on facing wall to upload stock movements with graphs on each monitor etc Many other uses too, should be a commercial product, thanks... | 1,760,374,051.390665 | ||
https://hackaday.com/2019/02/05/yell-at-your-desk-to-get-up-in-the-morning/ | Yell At Your Desk To Get Up In The Morning | Lewin Day | [
"hardware"
] | [
"desk",
"google assistant",
"google smart home",
"google smart home api",
"IFTTT",
"smart home",
"smart home api",
"standing desk"
] | Standing desks are great conversation starters in the office – whether you like it or not. How do you know someone’s got a standing desk? Don’t worry, they’ll tell you. Standing desks have their benefits, but for maximum flexibility, many people choose a desk that can raise and lower depending on their needs. [Wassim] ... | 4 | 4 | [
{
"comment_id": "5844432",
"author": "BT",
"timestamp": "2019-02-05T10:08:43",
"content": "Back in the ’70s Irish comedian Dave Allen did a sketch about voice activated home automation. My non-UK friends may not have seen it, watch to the very end but put your coffee down first:https://youtu.be/QLhX... | 1,760,374,051.533942 | ||
https://hackaday.com/2019/02/04/well-loved-toy-turned-into-robotic-glockenspiel/ | Well-Loved Toy Turned Into Robotic Glockenspiel | Dan Maloney | [
"Musical Hacks"
] | [
"android",
"arduino",
"bluetooth",
"chord",
"glockenspiel",
"hammer",
"servo"
] | If there’s a happier word ever imported into the English language than “Glockenspiel”, we’re not sure what it is. And
controlling said instrument with a bunch of servos and an Arduino
makes us just as happy.
When [Leon van den Beukel] found a toy glockenspiel in a thrift store, he knew what had to be done – Arduinofy i... | 11 | 6 | [
{
"comment_id": "5844183",
"author": "Gravis",
"timestamp": "2019-02-05T06:54:16",
"content": "ICH LIEBEN GLOCKENSPIEL! :)",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "5844237",
"author": "chris cauwelier",
"timestamp": "2019-02-05T07:27:37... | 1,760,374,051.583242 | ||
https://hackaday.com/2019/02/04/3d-printed-tourbillon-demo-keeps-the-time-with-style/ | 3D-Printed Tourbillon Demo Keeps The Time With Style | Dan Maloney | [
"3d Printer hacks",
"clock hacks",
"contests"
] | [
"3D Printed Gears Pulleys and Cam Contest",
"accuracy",
"escapement",
"movement",
"spring",
"tourbillon",
"watch"
] | It may only run for a brief time, and it’s too big for use in an actual wristwatch, but
this 3D-printed tourbillon
is a great demonstration of the lengths watchmakers will go to to keep mechanical timepieces accurate.
For those not familiar with tourbillons,
[Kristina Panos] did a great overview
of these mechanical mar... | 9 | 4 | [
{
"comment_id": "5842936",
"author": "Ostracus",
"timestamp": "2019-02-04T16:40:24",
"content": "“[EB] has entered this tourbillon in the 3D Printed Gears, Pulleys, and Cams Contest that’s running now through February 19th.”Enter the entire four-volume set, Ingenious Mechanisms.",
"parent_id": n... | 1,760,374,051.893851 | ||
https://hackaday.com/2019/02/04/faa-proposes-refined-drone-regulations/ | FAA Proposes Refined Drone Regulations | Tom Nardi | [
"Current Events",
"drone hacks",
"Hackaday Columns",
"News",
"Original Art",
"Slider"
] | [
"drone",
"drone law",
"faa",
"law",
"quadcopter",
"regulation"
] | The wheels of government move slowly, far slower than the pace at which modern technology is evolving. So it’s not uncommon for laws and regulations to significantly lag behind the technology they’re aimed at reigning in. This can lead to something of a “Wild West” situation, which could either be seen as a good or bad... | 77 | 22 | [
{
"comment_id": "5842782",
"author": "Ostracus",
"timestamp": "2019-02-04T15:10:41",
"content": "“The wheels of government move slowly, far slower than the pace at which modern technology is evolving.”Is it really evolving that fast? Power sources seems to be the biggest slowdown. Everything else ke... | 1,760,374,052.084539 | ||
https://hackaday.com/2019/02/04/openisa-launches-free-risc-v-vegaboard/ | OpenISA Launches Free RISC-V VEGAboard | Brian Benchoff | [
"Microcontrollers"
] | [
"microcontrollers",
"OpenISA",
"risc",
"RISC-V"
] | RISC architecture is gonna change everything, and I still can’t tell if we like that movie ironically or not. Nevertheless, RISC-V chips are coming onto the market, chipmakers seem really interested in not paying licensing fees, and new hard drives are shipping with RISC-V cores. The latest development in Open instruct... | 40 | 9 | [
{
"comment_id": "5842493",
"author": "Feinfinger",
"timestamp": "2019-02-04T12:37:31",
"content": "So 4 different processors on one board?Shall that really make life easier?I heavily doubt that!",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "5842797",
... | 1,760,374,051.968426 | ||
https://hackaday.com/2019/02/04/sudo-find-me-a-parking-space-machine-learning-ends-circling-the-block/ | Sudo Find Me A Parking Space; Machine Learning Ends Circling The Block | Kristina Panos | [
"Lifehacks",
"Misc Hacks"
] | [
"convolutional neural network",
"Mask R-CNN",
"open cv",
"parking",
"python",
"twilio"
] | If you live in a bustling city and have anyone over who drives, it can be difficult for them to find parking. Maybe
you
have an assigned space, but they’re resigned to circling the block with an eagle eye. With those friends in mind, [Adam Geitgey] wrote
a Python script that takes the video feed from a web cam and ana... | 29 | 7 | [
{
"comment_id": "5842295",
"author": "RoGeorge",
"timestamp": "2019-02-04T09:12:46",
"content": "“sudo find me a parking space”Oh, so that is why the sudo-ers must be added to the ‘wheel’ group!:o)",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "5842332",
... | 1,760,374,052.356121 | ||
https://hackaday.com/2019/02/03/recycled-piano-becomes-upcycled-workbench/ | Recycled Piano Becomes Upcycled Workbench | Brian Benchoff | [
"Tool Hacks"
] | [
"piano",
"recycling",
"workbench"
] | Pianos are free, in case you’re not hip to the exciting world of musical instrument salvage. Yes, the home piano, once the pinnacle of upper middle class appreciation of the arts, is no longer. The piano your great aunt bought in 1963 is just taking up space, and it’s not like the guy on Craigslist giving away a free p... | 47 | 15 | [
{
"comment_id": "5841994",
"author": "geocrasher",
"timestamp": "2019-02-04T06:52:01",
"content": "I feel like a lesser geek after watching this video.",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "5841999",
"author": "Marty",
"timestamp": "2019-02-04... | 1,760,374,052.288971 | ||
https://hackaday.com/2019/02/03/fail-of-the-week-electromigration-nearly-killed-this-xerox-alto/ | Fail Of The Week: Electromigration Nearly Killed This Xerox Alto | Jenny List | [
"classic hacks",
"Fail of the Week",
"Repair Hacks"
] | [
"alto",
"electromigration",
"fotw",
"xerox alto"
] | The Living Computers museum in Seattle has a Xerox Alto, the machine famous for being the first to sport a mouse-based windowing graphical user interface. They received it in working condition and put it in their exhibit, but were dismayed when a year later it ceased to operate. Some detective work revealed that the po... | 51 | 18 | [
{
"comment_id": "5840862",
"author": "mike",
"timestamp": "2019-02-04T03:13:26",
"content": "why do people spend money keeping old crap running. throw it out pack rats. Quit trying to relive the past and move on.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id":... | 1,760,374,052.440652 | ||
https://hackaday.com/2019/02/03/hackaday-links-february-3-2019/ | Hackaday Links: February 3, 2019 | Brian Benchoff | [
"Hackaday Columns",
"Hackaday links"
] | [] | Once technology that was only available to expensive design teams, and high-end engineering work, 3D printers are now readily available to anyone. Designing a physical prototype with a 3D printer is now something anyone can afford. Did I say anyone? Yes, anyone, even the people trying to build perpetual motion machines... | 20 | 7 | [
{
"comment_id": "5840551",
"author": "Hirudinea",
"timestamp": "2019-02-04T01:10:28",
"content": "I think Homer Simpson said it besthttps://www.youtube.com/watch?v=ziglw2mXbS8",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "5840563",
"author": "Jeremy S Coo... | 1,760,374,052.497668 | ||
https://hackaday.com/2019/02/02/simple-automata-extravaganza/ | Simple Automata Extravaganza | Anool Mahidharia | [
"Art",
"Toy Hacks"
] | [
"automata",
"paper",
"paper craft",
"paper model"
] | [Federico Tobon] from [Wolfcat Workshop] spent Makevember in 2017 building
a series of fascinating automata
using the most basic of craft supplies and simple tools in his workshop. Using a combination of rigid materials such as wooden cubes, popsicle sticks, and paper clips and pliable ones like paper and rubber bands,... | 16 | 11 | [
{
"comment_id": "5837622",
"author": "Hirudinea",
"timestamp": "2019-02-03T00:18:15",
"content": "Neat, now run some of them with homopolar motors.",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "5837674",
"author": "ameyring",
"timestamp": "2019-02-03T... | 1,760,374,052.553514 | ||
https://hackaday.com/2019/02/02/hack-your-file-hierarchy-with-johnny-decimal-system-deweys-older-brother/ | Hack Your File Hierarchy With Johnny Decimal System (Dewey’s Older Brother) | Kerry Scharfglass | [
"Lifehacks"
] | [
"dewey decimal system",
"johnny decimal system",
"lifehacks",
"organization"
] | Most of us have our fair share of digital debris. After all, with drives measured in one-million-million byte increments it’s tempting to never delete anything. The downside is you may never be able to find anything either. [Johnny Noble] must have gotten pretty fed up with clutter when he decided to formalize and publ... | 24 | 14 | [
{
"comment_id": "5837217",
"author": "hello (@bobpoekert)",
"timestamp": "2019-02-02T21:05:29",
"content": "wasn’t tag support in filesystems supposed to solve this problem",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "5837271",
"author": "Luke",
"tim... | 1,760,374,052.61405 | ||
https://hackaday.com/2019/02/02/never-mind-the-sheet-music-heres-spreadsheet-music/ | Never Mind The Sheet Music, Here’s Spreadsheet Music | Sven Gregori | [
"Musical Hacks"
] | [
"midi",
"midi sequencer",
"python",
"sequencer",
"software synthesizer",
"spreadsheet",
"synthesizer"
] | Nothing says Rockstar Musician Lifestyle like spreadsheet software. Okay, we might have mixed up the word order a bit in that sentence, but there’s always Python to add some truth to it. After all, if we look at the basic concept of MIDI sequencers, we essentially have a row of time-interval steps, and depending on the... | 7 | 2 | [
{
"comment_id": "5838543",
"author": "mime",
"timestamp": "2019-02-03T08:24:02",
"content": "Reminds me of tracker software such as FT2https://www.youtube.com/watch?v=VnkfZ1AmuSI",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "5838852",
"author": "Dan... | 1,760,374,052.659377 | ||
https://hackaday.com/2019/02/02/cheap-esp32-webcam/ | Cheap ESP32 Webcam | Richard Baguley | [
"Video Hacks"
] | [
"ESP32",
"webcam"
] | Looking for a cheap way to keep an eye on something? [Kevin Hester] pointed us to a way to make a
WiFi webcam for under $10
. This uses one of the many cheap ESP32 dev boards available, along with the Internet of Things platform
PlatformIO
and a
bit of code
that creates an RTSP server. This can be accessed by any softw... | 49 | 20 | [
{
"comment_id": "5836312",
"author": "Jonathan Newman",
"timestamp": "2019-02-02T15:34:40",
"content": "So we are not including the cost of the camera in the total cost of building a web cam?",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "5836315",
"... | 1,760,374,053.017381 |
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