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https://hackaday.com/2019/07/16/a-babys-first-year-in-data-as-a-blanket/ | A Baby’s First Year In Data, As A Blanket | Jenny List | [
"Art"
] | [
"data",
"data visualization",
"knitting"
] | New parents will tell you that a baby takes a few months to acquire something close to a day/night sleep pattern, and during that time Mom and Dad also find their sleep becomes a a rarely-snatched luxury. [Seung Lee] has turned this experience into a unique data visualisation, by
taking the sleep pattern data of his so... | 5 | 3 | [
{
"comment_id": "6164896",
"author": "Ren",
"timestamp": "2019-07-16T15:49:56",
"content": "Interesting!",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "6164910",
"author": "FBI Guy",
"timestamp": "2019-07-16T16:15:33",
"content": "This creeps me ou... | 1,760,373,841.236955 | ||
https://hackaday.com/2019/07/16/exploring-the-raspberry-pi-4-usb-c-issue-in-depth/ | Exploring The Raspberry Pi 4 USB-C Issue In-Depth | Maya Posch | [
"Engineering",
"Featured",
"Raspberry Pi",
"Slider"
] | [
"bodges",
"hardware development",
"poe hat",
"raspberry pi",
"Raspberry Pi 4",
"testing"
] | It would be fair to say that the Raspberry Pi team hasn’t been without its share of hardware issues, with the Raspberry Pi 2 being camera shy, the Raspberry Pi PoE HAT suffering from a rather embarrassing USB power issue, and now the all-new Raspberry Pi 4 is the first to have USB-C power delivery, but it doesn’t do US... | 117 | 42 | [
{
"comment_id": "6164866",
"author": "somebody",
"timestamp": "2019-07-16T14:32:11",
"content": "You left out the original USB issues that caused some devices (webcams in particular) to not work well. And the polyfuse issue. And attaching a usb hub to a usb hub fails, etc. I do like the raspberry... | 1,760,373,841.509356 | ||
https://hackaday.com/2019/07/16/raspberry-pi-cyberdeck-inspired-by-rare-msx/ | Raspberry Pi Cyberdeck Inspired By Rare MSX | Tom Nardi | [
"Cyberdecks",
"Raspberry Pi"
] | [
"cyberdeck",
"foamed PVC",
"msx",
"polycarbonate",
"sony"
] | When we see these cyberdeck builds, the goal is usually to just make something retro-futuristic enough to do William Gibson proud. There’s really no set formula, but offset screens coupled with large keyboards and a vague adherence to 1980s design language seem to be the most important tenets.
Granted the recent build ... | 11 | 2 | [
{
"comment_id": "6164833",
"author": "deshipu",
"timestamp": "2019-07-16T12:28:17",
"content": "I’m eagerly waiting for usable augmented reality glasses, so that we can finally have cyberdecks without those stupid screens.",
"parent_id": null,
"depth": 1,
"replies": [
{
"co... | 1,760,373,841.809025 | ||
https://hackaday.com/2019/07/16/building-a-development-board-for-the-stm32-g0-series/ | Building A Development Board For The STM32 G0 Series | Maya Posch | [
"Microcontrollers"
] | [
"arm",
"development boards",
"stm32",
"stm32g0"
] | When [Andy Brown] recently tripped over ST’s new G0 series of MCUs, he figured after some research that the best way to learn everything there’s to know about the STM32G0xx by
making his own development board
based around the STM32G081. The result is a Nucleo-style board, breaking out all pins to convenient 2.54 mm hea... | 30 | 4 | [
{
"comment_id": "6164794",
"author": "jl",
"timestamp": "2019-07-16T08:57:54",
"content": "Awaiting the stm32g47x",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "6164803",
"author": "Surendranath Pandya",
"timestamp": "2019-07-16T10:22:51",
"content... | 1,760,373,841.306731 | ||
https://hackaday.com/2019/07/15/hoverboard-circles-bastille-day/ | Hoverboard Circles Bastille Day | Al Williams | [
"drone hacks",
"News"
] | [
"fly",
"flyboard",
"Flyboard Air",
"flying",
"hoverboard",
"ultralight"
] | According to reports, a turbine-powered flying board
buzzed around Bastille Day celebrations
carrying its inventor [Franky Zapata] toting a rifle to promote the military applications of the Flyboard Air. You can see the video record, below.
We’ve heard the board costs a cool $250,000 so you may want to start saving now... | 36 | 11 | [
{
"comment_id": "6164764",
"author": "Saabman",
"timestamp": "2019-07-16T05:55:15",
"content": "It’s interesting to see all the comments in the previous Hackaday coverage calling Hoax – i wonder if they are still holding to that position…,",
"parent_id": null,
"depth": 1,
"replies": [
... | 1,760,373,841.628607 | ||
https://hackaday.com/2019/07/15/getting-midi-under-control/ | Getting MIDI Under Control | Brian McEvoy | [
"how-to",
"Musical Hacks"
] | [
"controller",
"hardware",
"midi",
"music",
"neopixel",
"neopixel ring",
"protocol"
] | When [Mr. Sobolak] started his
DIY Midi Fighter
he already had experience with the MIDI protocol, and because it is only natural once you have mastered something to expand on the success and build something more impressive, more useful, and more button-y. He is far from rare in this regard. More buttons mean more than ... | 0 | 0 | [] | 1,760,373,841.757147 | ||
https://hackaday.com/2019/07/15/hiding-data-in-music/ | Hiding Data In Music Might Be The Key To Ditching Coffee Shop WiFi Passwords | Daniel Bogdanoff | [
"Wireless Hacks"
] | [
"audible",
"data encoding",
"Frequency modulation",
"masking frequencies",
"modulation",
"music",
"ofdm",
"steganography"
] | In a move guaranteed to send audiophiles recoiling back into their sonically pristine caves, two doctoral students at ETH Zurich have come up with an interesting way to
embed information into music
. What sounds crazy about this is that they’re hiding data firmly in the audible spectrum from 9.8 kHz to 10 kHz. The ques... | 52 | 23 | [
{
"comment_id": "6164711",
"author": "targetdrone",
"timestamp": "2019-07-15T23:15:25",
"content": "So enough bandwidth to continually broadcast a frequently changing Wi-Fi password. Clever. It would provide nearly instant, automatic connections for in-store customers, and also block the upstairs ne... | 1,760,373,841.722794 | ||
https://hackaday.com/2019/07/15/the-trials-and-tribulations-of-building-an-iot-garage-door-opener/ | The Trials And Tribulations Of Building An IOT Garage Door Opener | Lewin Day | [
"classic hacks"
] | [
"ESP-12",
"ESP12",
"garage door",
"garage door opener",
"internet of things",
"IoT"
] | Garage doors can be frustrating things, being a chore to open manually and all. Many people opt to install a motorized opener, but for some, even this isn’t enough. Hooking up a garage door to the Internet of Things has long been a popular project, and [Simon Ludborzs] decided to give it a shot. Naturally,
there were s... | 18 | 7 | [
{
"comment_id": "6164683",
"author": "Owen",
"timestamp": "2019-07-15T20:19:08",
"content": "It seems to me that given most garage door openers operate on simple contact-closure, it would make far more sense (and consume a lot less effort) to add IOT capability to an existing opener solution. Hats o... | 1,760,373,841.861631 | ||
https://hackaday.com/2019/07/15/aruboy-in-a-dreamcast-vmu/ | Arduboy In A Dreamcast VMU | Brian Benchoff | [
"The Hackaday Prize"
] | [
"2019 Hackaday Prize",
"Arduboy",
"Hackaday Prize"
] | The Arduboy is a tiny, credit-card sized sized video game console that you can build yourself. The Dreamcast VMU was also a tiny, pocketable video game system, but really that’s just where we stored our saves for Crazy Taxi. What do you get when you combine the two? [sjm] did just that,
giving us an Arduboy tucked into... | 13 | 7 | [
{
"comment_id": "6164668",
"author": "reboots",
"timestamp": "2019-07-15T19:09:42",
"content": "@Brian Benchoff, typo in the headline: “Aruboy”",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6164670",
"author": "Elliot Williams",
"timestamp":... | 1,760,373,841.55963 | ||
https://hackaday.com/2019/07/15/low-level-analog-measurement-hack-chat/ | Low-Level Analog Measurement Hack Chat | Dan Maloney | [
"Hackaday Columns"
] | [
"analog",
"Chris Gammell",
"measurement",
"Signals",
"The Hack Chat"
] | Join us on Wednesday 17 July 2019 at noon Pacific for the
Low-Level Analog Measurement Hack Chat
with
Chris Gammell
!
A lot of electronics enthusiasts gravitate to the digital side of the hobby, at least at first. It’s understandable – an Arduino, a few jumpers, and a bit of code can accomplish a lot. But in the final ... | 4 | 4 | [
{
"comment_id": "6164657",
"author": "crazywriterof6",
"timestamp": "2019-07-15T18:24:40",
"content": "I miss my old Analog meter… We had good times together. It was rather, resistant, sometimes though. *Rolls laughing*",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment... | 1,760,373,841.353102 | ||
https://hackaday.com/2019/07/15/review-shi-yi-tool-sy365-8-desoldering-iron-second-cheapest-you-can-find/ | Review: Shi Yi Tool Sy365-8 Desoldering Iron, Second Cheapest You Can Find | Jenny List | [
"Hackaday Columns",
"Reviews",
"Tool Hacks"
] | [
"desoldering",
"desoldering iron",
"review"
] | Is the second cheapest tool you can find any better than the cheapest one?
Readers with long memories will recall there was a time when I amused myself by tacking inexpensive tools or electronic devices to my various orders from the Chinese electronic Aladdin’s Cave. Often these inexpensive purchases proved to be as di... | 21 | 11 | [
{
"comment_id": "6164647",
"author": "Ren",
"timestamp": "2019-07-15T17:37:12",
"content": "“and it could use a bit more power than the quoted 36W because large joints needed a bit of time to get the heat into them,”Here at work (with a “professional” Hakko soldering station) I will often “double up... | 1,760,373,842.551932 | ||
https://hackaday.com/2019/07/15/alan-turing-to-be-the-face-of-fifty-quid/ | Alan Turing To Be The Face Of Fifty Quid | Jenny List | [
"History",
"News"
] | [
"alan turing",
"Bank of England",
"cash",
"money"
] | The Bank of England has announced that
the new face of the £50 note is to be Alan Turing
. This news follows a round of
public nominations for a scientist to fill the space
, and Turing was in the running with some stiff competition from the likes of Stephen Hawking and Ada, Countess Lovelace.
The fifty is not a note y... | 24 | 8 | [
{
"comment_id": "6164616",
"author": "Jim",
"timestamp": "2019-07-15T16:17:58",
"content": "The checker board pattern of valves leads me to believe it’s the Pilot ACE? “The Automatic Computing Engine (ACE) was a British early electronic stored-program computer designed by Alan Turing.”, seehttps://e... | 1,760,373,842.888681 | ||
https://hackaday.com/2019/07/15/project-egress-a-bracket-and-a-bell-crank-for-the-latches/ | Project Egress: A Bracket And A Bell Crank For The Latches | Dan Maloney | [
"Space"
] | [
"apollo",
"cnc",
"command module",
"hatch",
"lunar",
"machining",
"Project Egress",
"space",
"UCH"
] | Put yourself in [This Old Tony]’s shoes: you get an email out of the blue asking you to take part in making a replica of a 50-year-old spacecraft. Would you believe it? He didn’t, at least not at first, but in the end it proved to be true enough that
he made these two assemblies for Project Egress
in his own unique sty... | 29 | 5 | [
{
"comment_id": "6164588",
"author": "Severe Tire Damage",
"timestamp": "2019-07-15T15:10:42",
"content": "This whole business of “elite hackers” leaves me annoyed and cold about all of this. A bad trend. There may be interesting things going on, but I am more or less boycotting this whole series ... | 1,760,373,842.774451 | ||
https://hackaday.com/2019/07/15/new-space-abort-systems-go-back-to-the-future/ | New Space Abort Systems Go Back To The Future | Tom Nardi | [
"Featured",
"Interest",
"Original Art",
"Space"
] | [
"abort",
"apollo",
"boeing",
"Crew Dragon",
"CST-100",
"LES",
"Space Escape",
"SpaceX",
"Starliner"
] | Throughout the history of America’s human spaceflight program, there’s been an alternating pattern in regards to abort systems. From Alan Shepard’s first flight in 1961 on, every Mercury capsule was equipped with a Launch Escape System (LES) tower that could pull the spacecraft away from a malfunctioning rocket. But by... | 26 | 9 | [
{
"comment_id": "6164585",
"author": "Ren",
"timestamp": "2019-07-15T14:58:04",
"content": "Judging from the Boeing animation, maybe one should buy shares in the parachute company.",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "6164596",
"author": "Nate B"... | 1,760,373,843.070193 | ||
https://hackaday.com/2019/07/15/curbing-internet-addiction-in-a-threatening-manner/ | Curbing Internet Addiction In A Threatening Manner | Erin Pinheiro | [
"Network Hacks"
] | [
"big red buttons",
"firewall",
"home networking",
"kill switch",
"network",
"raspberry pi",
"Raspberry Pi Zero W",
"wireless charging"
] | Those who have children of their own might argue that the youth of today are getting far too much internet time. [Nick] decided to put an emergency stop to it and made
this ingenious internet kill switch to threaten teenagers with
. Rather unassuming on the outside, the big red button instantly kills all network traffi... | 37 | 11 | [
{
"comment_id": "6164500",
"author": "Majenko",
"timestamp": "2019-07-15T11:22:37",
"content": "Ye gads! An entire Pi Zero just for a wireless button?! I’ll bet he spends all his time charging it…",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6164503",
... | 1,760,373,843.146338 | ||
https://hackaday.com/2019/07/15/a-stacked-peltier-cloud-chamber-build/ | A Stacked Peltier Cloud Chamber Build | Lewin Day | [
"Science"
] | [
"cloud chamber",
"peltier",
"radioactivity"
] | Subatomic particles are remarkably difficult to see, but they can be made visible with the right techniques. Building a cloud chamber with dry ice is a common way to achieve this, but coming by the material can be difficult. [The Thought Emporium] wanted a more accessible build,
and went for a Peltier-based design inst... | 22 | 7 | [
{
"comment_id": "6164490",
"author": "srga",
"timestamp": "2019-07-15T09:27:11",
"content": "Don’t play with radioactive materials unless you want a visit from DHS or FBI.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6164498",
"author": "Elliot Wil... | 1,760,373,842.949727 | ||
https://hackaday.com/2019/07/14/pedal-faster-i-need-to-join-a-conference-call/ | Pedal Faster! I Need To Join A Conference Call! | Al Williams | [
"Transportation Hacks"
] | [
"bike",
"generator",
"phone charger"
] | It is rare to find a car these days without some mechanism for charging a cell phone. After all, phones need charging all the time and we spend a lot of time in our cars. But what if you spend a lot of time on your bike? Five teens from Lynchburg, Virginia decided to build something to
charge their phones from pedal po... | 16 | 10 | [
{
"comment_id": "6164449",
"author": "Simon Ludborzs",
"timestamp": "2019-07-15T05:20:01",
"content": "It frustrates me when you see people trying to learn about things like this, but they are constrained to think about voltage. You need to think about power. Did they measure the output voltage op... | 1,760,373,842.82475 | ||
https://hackaday.com/2019/07/14/the-basics-of-scrs/ | The Basics Of SCRs | Al Williams | [
"Parts"
] | [
"scr",
"Silicon Controlled Rectifier",
"thyristor"
] | Although the silicon controlled rectifier or SCR has been around since 1957, it doesn’t get nearly the love an ordinary transistor does. That’s a shame because they are quite handy when it comes to controlling AC and DC voltages in things such as lamp dimmers, motor speed controllers, and even soldering iron temperatur... | 8 | 4 | [
{
"comment_id": "6164445",
"author": "Isaac",
"timestamp": "2019-07-15T03:40:21",
"content": "One interesting characteristic of SCRs is that, even though they are four-layer devices where bipolar transistors are three-layer, due to the serious overdrive the device provides to itself when in the “on”... | 1,760,373,842.707749 | ||
https://hackaday.com/2019/07/14/hackaday-links-july-14-2019/ | Hackaday Links: July 14, 2019 | Brian Benchoff | [
"Hackaday Columns",
"Hackaday links"
] | [
"hollow core door",
"M5Stack",
"M5Stick",
"pallet wood",
"UV printer",
"Virgin Orbit"
] | The M5Stack is a plastic box loaded up with an ESP32, a display, some pin headers, and a few buttons. Why does this exist? It’s a platform of sorts, and we’ve seen people
adding LoRa to the M5Stack
as well as
thermal cameras
. Hot from random online retailers
is the M5Stick
, a smaller version of the ~Stack that still ... | 13 | 8 | [
{
"comment_id": "6164413",
"author": "CMH62",
"timestamp": "2019-07-14T23:05:38",
"content": "Pallet wood isn’t the only thing that has nasties in it … many UV curable inks do as well. At least enough to fit the detectable “substances of interest” category.",
"parent_id": null,
"depth": 1,
... | 1,760,373,842.998346 | ||
https://hackaday.com/2019/07/14/the-proof-is-in-the-box/ | The Proof Is In The Box | Brian Benchoff | [
"Lifehacks",
"The Hackaday Prize"
] | [
"2019 Hackaday Prize",
"bread",
"dough",
"leaving cell",
"proofer"
] | Making bread dough is simple — it’s just flour and water, with some salt and yeast if you want to make things easy on yourself. Turning that dough into bread is another matter entirely. You need to punch that dough down, you need to let it rise, and you need to knead it again. At home, you’re probably content with lett... | 40 | 15 | [
{
"comment_id": "6164383",
"author": "Andy Drews",
"timestamp": "2019-07-14T20:23:09",
"content": "My hack was to use a standard warming tray as a heating element inside a box made from foam board and a temperature controller. We had the warming tray, so my cost was ~$35 for a temperature controller... | 1,760,373,843.230933 | ||
https://hackaday.com/2019/07/14/homekit-compatible-sonoff-firmware-without-a-bridge/ | Homekit Compatible Sonoff Firmware Without A Bridge | Tom Nardi | [
"home hacks",
"Wireless Hacks"
] | [
"apple",
"home automation",
"HomeKit",
"REST",
"sonoff",
"web interface"
] | Generally speaking, home automation isn’t as cheap or as easy as most people would like. There are too many incompatible protocols, and more often than not, getting everything talking requires you to begrudgingly sign up for some “cloud” service that you didn’t ask for. If you’re an Apple aficionado, there can be even ... | 38 | 17 | [
{
"comment_id": "6164353",
"author": "Arcturus",
"timestamp": "2019-07-14T17:31:13",
"content": "Why is a lamp that can be switched on/off from a phone app or web page called “smart”. It is not smart. It just has a remote control. A smart lamp is a lamp that turns on if people are home and it is dar... | 1,760,373,843.39609 | ||
https://hackaday.com/2019/07/17/pushing-pixels-to-a-display-with-vga-without-a-pc/ | Pushing Pixels To A Display With VGA Without A PC | Maya Posch | [
"classic hacks",
"Tech Hacks"
] | [
"74 series logic",
"breadboard",
"breadboard hacks",
"logic",
"retrocomputing",
"vga",
"video card"
] | [Ben Eater] is back with the second part of his video series on building a simple video card that can output 200×600 pixels to a display with nothing but a VGA connection, a handful of 74-logic chips and a 10 MHz crystal.
In this installment
we see how he uses nothing but an EEPROM and a handful of resistors to get an ... | 17 | 10 | [
{
"comment_id": "6165136",
"author": "LIV2",
"timestamp": "2019-07-17T10:35:34",
"content": "I had a similar issue with the lines on my own VGA circuit which is simply fixed by adding a latch to the output and clocking it with the pixel clock. Even if the rom were fast enough or he was using fast SR... | 1,760,373,843.748282 | ||
https://hackaday.com/2019/07/16/hardware-notifications-for-iss-flybys/ | Hardware Notifications For ISS Flybys | Bryan Cockfield | [
"Microcontrollers",
"Space",
"The Hackaday Prize"
] | [
"2019 Hackaday Prize",
"block programming",
"flyby",
"IFTTT",
"iss",
"notification",
"scratch",
"space",
"tokymaker"
] | Since Sputnik launched in the 1950s, its been possible to look outside at night and spot artificial satellites orbiting with the naked eye. While Sputnik isn’t up there anymore, a larger, more modern satellite is readily located: the International Space Station. In fact, NASA has a program which will alert anyone who s... | 3 | 2 | [
{
"comment_id": "6165160",
"author": "jwebola",
"timestamp": "2019-07-17T12:38:41",
"content": "It would be nice to have notification when ISS is overhead to try and make contact via 2 meters.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6165185",
... | 1,760,373,843.694678 | ||
https://hackaday.com/2019/07/16/neural-network-in-glass-requires-no-power-recognizes-numbers/ | Neural Network In Glass Requires No Power, Recognizes Numbers | Al Williams | [
"Software Hacks"
] | [
"ai",
"character recognition",
"glass",
"neural network",
"optical computing",
"photonics"
] | We’ve all come to terms with a neural network doing jobs such as handwriting recognition. The basics have been in place for years and the recent increase in computing power and parallel processing has made it a very practical technology. However, at the core level it is still a digital computer moving bits around just ... | 59 | 22 | [
{
"comment_id": "6165061",
"author": "ScriptGiddy",
"timestamp": "2019-07-17T02:03:04",
"content": "Okay, wtf. This is incredible.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6165425",
"author": "Florian Jug",
"timestamp": "2019-07-18T14:1... | 1,760,373,843.851869 | ||
https://hackaday.com/2019/07/16/hacking-this-smart-bulb-is-almost-too-easy/ | Hacking This Smart Bulb Is Almost Too Easy | Tom Nardi | [
"LED Hacks",
"Microcontrollers"
] | [
"Arduino IDE",
"ESP",
"LED driver",
"LOHAS",
"MY9231",
"Smart Bulb"
] | The regular Hackaday reader no longer needs to be reminded about how popular the ESP8266 is; they see the evidence of that several times a day. But what might not be quite so obvious is that it isn’t just us hacker types that are in love with the inexpensive IoT microcontroller, it’s also popping up more and more frequ... | 10 | 6 | [
{
"comment_id": "6165022",
"author": "Ostracus",
"timestamp": "2019-07-16T23:11:45",
"content": "3 pack for $42.99. Redefining “low-cost”.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6165064",
"author": "Relativity",
"timestamp": "2019-07-... | 1,760,373,843.90181 | ||
https://hackaday.com/2019/07/16/jigsaw-motor-uses-pcb-coils-for-radial-flux/ | Jigsaw Motor Uses PCB Coils For Radial Flux | Dan Maloney | [
"Misc Hacks"
] | [
"axial",
"BLDC",
"brushless",
"flux",
"magnet",
"neodymium",
"PCB coil",
"radial",
"rare-earth",
"rotor",
"stator"
] | Electric motors are easy to make; remember those experiments with wire-wrapped nails? But what’s easy to make is often hard to engineer, and making a motor that’s small, light, and powerful can be difficult. [Carl Bugeja] however is not one to back down from a challenge, and
his tiny “jigsaw” PCB motor
is the latest re... | 7 | 4 | [
{
"comment_id": "6165015",
"author": "Vanderson",
"timestamp": "2019-07-16T22:08:25",
"content": "Why not make the single board with two boards? Stack them like this:Board—Bearing—Rotator—Bearing—BoardIn theory this would double the output but also not add much extra production requirements, keeping... | 1,760,373,844.030189 | ||
https://hackaday.com/2019/07/16/artificial-intelligence-powers-a-wasp-killing-machine/ | Artificial Intelligence Powers A Wasp-Killing Machine | Lewin Day | [
"The Hackaday Prize"
] | [
"2019 Hackaday Prize",
"hornet",
"laser",
"wasp"
] | At the time of publication, Hackaday is of the understanding that there is no pro-wasp lobby active in the United States or abroad. Why? Well, the wasp is an insect that is considered incapable of any viable economic contribution to society, and thus has few to no adherents who would campaign in its favor. In fact, man... | 69 | 15 | [
{
"comment_id": "6164956",
"author": "Timo Birnschein",
"timestamp": "2019-07-16T18:38:00",
"content": "I suppose humans would fit that description as well… I could add a quote from Agent Smith about humans being the virus infesting Earth… but I don’t like wasps either.",
"parent_id": null,
... | 1,760,373,844.241496 | ||
https://hackaday.com/2019/07/16/say-it-with-me-bandwidth/ | Say It With Me: Bandwidth | Ted Yapo | [
"Hackaday Columns",
"Science",
"Slider"
] | [
"bandwidth",
"information theory",
"rise time",
"Shannon-Hartley Theorem",
"Signals"
] | Bandwidth is one of those technical terms that has been overloaded in popular speech: as an example, an editor might ask if you have the bandwidth to write a Hackaday piece about bandwidth. Besides this colloquial usage, there are several very specific meanings in an engineering context. We might speak about the bandwi... | 37 | 12 | [
{
"comment_id": "6164927",
"author": "SteveS",
"timestamp": "2019-07-16T17:07:47",
"content": "You forgot one…https://www.mcmaster.com/band-saw-blades",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6164932",
"author": "Paulie",
"timestamp": "... | 1,760,373,844.109143 | ||
https://hackaday.com/2019/07/14/a-power-bank-for-soldering-on-the-go/ | A Power Bank For Soldering On The Go | Erin Pinheiro | [
"Peripherals Hacks"
] | [
"18650",
"3D printed enclosure",
"portable soldering iron",
"thingiverse",
"TS80",
"usb power bank"
] | If you have a portable gadget, the chances are you’ve probably used power banks before. What few could have predicted when these portable battery packs first started cropping up is that they would one day be used to power soldering irons. Dissatisfied with the options currently available on the market, [Franci] writes ... | 15 | 5 | [
{
"comment_id": "6164317",
"author": "Danny Bokma",
"timestamp": "2019-07-14T14:02:29",
"content": "If the soldering iron would have supported USB-PD everybody would have had this luxury…….",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6164480",
"au... | 1,760,373,844.305091 | ||
https://hackaday.com/2019/07/14/lego-based-robot-arm-with-motion-planning/ | LEGO-Based Robot Arm With Motion Planning | Lewin Day | [
"The Hackaday Prize"
] | [
"2019 Hackaday Prize",
"Robot Operating System",
"robotic arm"
] | Robotic arms have found all manner of applications in industry. Whether its welding cars, painting cars, or installing dashboards in cars, robotic arms can definitely do the job. However, you don’t need to be a major automaker to experiment with the technology.
You can build your own, complete with proper motion planni... | 1 | 1 | [
{
"comment_id": "6164453",
"author": "deralchemist",
"timestamp": "2019-07-15T05:26:53",
"content": "How about fastening it to the table first, before showing how it performs?Would make life a little bit easier :)",
"parent_id": null,
"depth": 1,
"replies": []
}
] | 1,760,373,844.345293 | ||
https://hackaday.com/2019/07/14/the-demise-of-the-password/ | The Demise Of The Password | Pat Whetman | [
"Security Hacks"
] | [
"biometrics",
"passwords",
"security"
] | Although we hackers will sometimes deliberately throw away our passwords and then try and hack our own phones / WIFI systems for self amusement, for many people including the actual inventor of the password,
Fernardo “Corby” Corbató
(1926-2019), passwords have become extremely burdensome and dis-functional.
Sadly, Fern... | 73 | 23 | [
{
"comment_id": "6164248",
"author": "Josiah David Gould",
"timestamp": "2019-07-14T08:15:54",
"content": "Invented the use of passwords with computers, maybe. I’m pretty sure passwords have been used since we could grunt.",
"parent_id": null,
"depth": 1,
"replies": [
{
"co... | 1,760,373,844.468495 | ||
https://hackaday.com/2019/07/13/isomorphic-keyboards-with-cv-out/ | Isomorphic Keyboards With CV Out | Brian Benchoff | [
"3d Printer hacks",
"Musical Hacks"
] | [] | A piano keyboard can be much more than a linear row of white keys and black keys. Over the history of the keyboard, different arrangement have been made, and in the late 19th century, the Janko keyboard was developed. This keyboard that was a series of buttons laid out on a hexagonal grid. The idea being that every sca... | 6 | 3 | [
{
"comment_id": "6164280",
"author": "Clara",
"timestamp": "2019-07-14T11:47:25",
"content": "Nice keyboard…if you’re a bee!",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6164297",
"author": "Reactive Light",
"timestamp": "2019-07-14T12:57:5... | 1,760,373,844.512592 | ||
https://hackaday.com/2019/07/13/fourier-explained-3blue1brown-style/ | Fourier Explained: [3Blue1Brown] Style! | Al Williams | [
"Misc Hacks"
] | [
"fft",
"Fourier",
"math"
] | If you ask most people to explain the Fourier series they will tell you how you can decompose any particular wave into a sum of sine waves. We’ve used that explanation before ourselves, and it is not incorrect. In fact, it is how Fourier first worked out his famous series. However, it is only part of the story and mast... | 12 | 7 | [
{
"comment_id": "6164217",
"author": "Steven Clark",
"timestamp": "2019-07-14T03:08:02",
"content": "I’m fascinated with how, once you get to filtering and radio and other electronics applications, this whole thing goes from a useful abstraction to an essential truth. Like you’re used to this just ... | 1,760,373,844.563933 | ||
https://hackaday.com/2019/07/13/a-lot-of-volts-for-not-a-lot/ | A Lot Of Volts For Not A Lot | Jenny List | [
"Tech Hacks"
] | [
"high voltage",
"inverter",
"mosfet",
"transformer"
] | There was a time when high voltage in electronic devices was commonplace, and projects driving some form of vacuum or ionisation tube simply had to make use of a mains transformer from a handy tube radio or similar. In 2019 we don’t often have the need for more than a few volts, so when a Geiger–Müller tube needs a bit... | 23 | 12 | [
{
"comment_id": "6164204",
"author": "Jcwren",
"timestamp": "2019-07-13T23:10:12",
"content": "1.21 jiggawatts?!? What were you thinking?!?",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "6164209",
"author": "Marcus",
"timestamp": "2019-07-14T00:20:48",... | 1,760,373,844.683793 | ||
https://hackaday.com/2019/07/13/a-pdp-laptop-for-various-definitions-of-a-laptop/ | A PDP Laptop, For Various Definitions Of A Laptop | Brian Benchoff | [
"Retrocomputing",
"The Hackaday Prize"
] | [
"2019 Hackaday Prize",
"breadboard",
"keyboard",
"pdp",
"pdp-11"
] | Digital Equipment Corp.’s PDP-11 is one of the most important computers in history. It’s the home of Unix, although that’s arguable, and it’s still being used in every application, from handling nuclear control rods to selling Ed Sheeran tickets on Ticketmaster. As the timeline of PDP-11 machines progressed, the hardwa... | 16 | 6 | [
{
"comment_id": "6164193",
"author": "Shaos",
"timestamp": "2019-07-13T21:11:58",
"content": "I hope this year I will finally finish the project :)",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6164195",
"author": "mythoughts62",
"timestamp"... | 1,760,373,844.620616 | ||
https://hackaday.com/2019/07/13/project-egress-two-ways-to-latch-the-hatch/ | Project Egress: Two Ways To Latch The Hatch | Dan Maloney | [
"Space"
] | [
"casting",
"hatch",
"latch",
"PLA",
"Project Egress",
"silicone",
"sla",
"urethane"
] | With July slipping away and the deadline approaching, the Project Egress builds are pouring in now. And we’re starting to see more diversity in the choice of materials and methods for the parts being made, like
these two latches made with very different methods by two different makers
.
For the uninitiated,
Project Egr... | 11 | 4 | [
{
"comment_id": "6164189",
"author": "CityZen",
"timestamp": "2019-07-13T20:03:40",
"content": "There was quite the contrast between Joel’s take on the project vs. Fran’s. Not that either one was bad in any way. It just goes to show how people are remarkably individual.",
"parent_id": null,
... | 1,760,373,844.737422 | ||
https://hackaday.com/2019/07/13/minivac-601-replica-gets-a-custom-motorized-rotary-switch/ | Minivac 601 Replica Gets A Custom Motorized Rotary Switch | Dan Maloney | [
"classic hacks",
"Retrocomputing"
] | [
"breadboard",
"claude shannon",
"digital",
"jumper",
"logic",
"Minivac",
"motor",
"relay",
"rotary switch",
"solenoid",
"trainer"
] | One of the joys of electronics as a hobby is how easy it is to get parts. Literally millions of parts are available from thousands of suppliers and hundreds of distributors, and everyone competes with each other to make it as easy as possible to put together an order from a BoM. If you need it, somebody probably has it... | 2 | 2 | [
{
"comment_id": "6164156",
"author": "PirateLabs",
"timestamp": "2019-07-13T16:28:40",
"content": "Awesome build and nice hack on that switch.",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "6164219",
"author": "Thinkerer",
"timestamp": "2019-07-14T03:1... | 1,760,373,844.844104 | ||
https://hackaday.com/2019/07/13/a-wedding-gift-fit-for-a-hardware-hacker/ | A Wedding Gift Fit For A Hardware Hacker | Jenny List | [
"Art",
"Microcontrollers"
] | [
"blinky",
"ESP32",
"sprite_tm",
"wedding"
] | If you read Hackaday on a regular basis, there are some names you will have seen more than once. People who continually produce fascinating and inventive projects that amaze and delight us, and who always keep us coming back for more. One such hacker is [Jeroen Domburg], perhaps better known in these pages by the handl... | 7 | 6 | [
{
"comment_id": "6164120",
"author": "Doctor Duck",
"timestamp": "2019-07-13T13:04:59",
"content": "“has never failed to disappoint us”? Whuh?",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6164157",
"author": "Jenny List",
"timestamp": "2019... | 1,760,373,844.979281 | ||
https://hackaday.com/2019/07/13/3d-printing-an-old-school-coherer/ | 3D Printing An Old-School Coherer | Lewin Day | [
"3d Printer hacks",
"Radio Hacks"
] | [
"coherer",
"radio",
"spark gap"
] | Coherers were devices used in some of the very earliest radio experiments in the 19th century. Consisting of a tube filled with metal filings with an electrode at each end, the coherer would begin to conduct when in the presence of radio frequency energy. Physically tapping the device would then loosen the filings agai... | 29 | 5 | [
{
"comment_id": "6164071",
"author": "cyberteque",
"timestamp": "2019-07-13T08:06:36",
"content": "cool!what is the name of the clockwork thingo with the loop of wire going through a coil?",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6164075",
"aut... | 1,760,373,845.043983 | ||
https://hackaday.com/2019/07/12/simple-simon-says-looks-sharp/ | Simple Simon Says Looks Sharp | Lewin Day | [
"classic hacks"
] | [
"arduino nano",
"game",
"simon"
] | Simon
was a popular toy, launching at the very end of the 1970s, and cribbed from earlier work by Atari with their game
Touch Me.
The gameplay is simple, and while we suspect it won’t last quite as long as the several thousand years we’ve so far had chess, it’s still around today.
[DIY Machines] decided to bust out the... | 4 | 2 | [
{
"comment_id": "6164061",
"author": "shinsukke",
"timestamp": "2019-07-13T07:14:41",
"content": "I mean this is cool and all, but this isn’t a hack. There’s no clever engineering, no unintended use of something, etc, its a very plain toy.",
"parent_id": null,
"depth": 1,
"replies": [
... | 1,760,373,844.938208 | ||
https://hackaday.com/2019/07/12/you-are-probably-using-nasa-technology/ | You Are Probably Using NASA Technology | Al Williams | [
"News"
] | [
"apollo",
"infographic",
"nasa"
] | You often hear people — especially non-hacker types — complain that money spent on space travel would be better off spent here on Earth. Of course that ignores one big factor, that space programs have resulted in a host of spin off technologies, many of which you use every day. JPL has an
infographic
that covers twenty... | 50 | 16 | [
{
"comment_id": "6164028",
"author": "Alejandro Estay",
"timestamp": "2019-07-13T02:38:10",
"content": "US people believing that they invented all, even Christianism",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6164049",
"author": "Mechanicus",
... | 1,760,373,845.228861 | ||
https://hackaday.com/2019/07/12/keep-pesky-cats-at-bay-with-a-machine-learning-turret-gun/ | Keep Pesky Cats At Bay With A Machine-Learning Turret Gun | Dan Maloney | [
"home hacks",
"Weapons Hacks"
] | [
"ai",
"artificial intelligence",
"cat",
"gimbal",
"machine learning",
"nerf",
"pan-tilt",
"tracking",
"turrget gun",
"weapons",
"YOLO"
] | It doesn’t take long after getting a cat in your life to learn who’s really in charge. Cats do pretty much what they want to do, when they want to do it, and for exactly as long as it suits them. Any correlation with your wants and needs is strictly coincidental, and subject to change without notice, because cats.
[Alv... | 32 | 16 | [
{
"comment_id": "6164007",
"author": "ShiroTheHiro",
"timestamp": "2019-07-12T23:16:15",
"content": "omg. this would be PERFECT for some of the neighborhood rodents that like to come and eat from our bird feeder, have babies, eat some more, rinse and repeat. Perfect timing and wouldnt have to risk... | 1,760,373,845.414312 | ||
https://hackaday.com/2019/07/12/preserving-precious-laptop-stickers/ | Preserving Precious Laptop Stickers | Brian Benchoff | [
"Art"
] | [
"craft",
"laptop",
"stickers"
] | Stickers belong on laptops. That’s not just because all developers are issued a 2015 MacBook Pro at birth to zealously hold and cherish for the rest of their careers, and the vast uniformity of laptop models in the workplace makes each individual’s laptop indistinguishable from anyone else’s. No, stickers belong on lap... | 75 | 32 | [
{
"comment_id": "6163784",
"author": "davedarko",
"timestamp": "2019-07-12T08:08:00",
"content": "Thought this would tell me how to safely remove those that are already glued on :(",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6163786",
"author": "D... | 1,760,373,845.570074 | ||
https://hackaday.com/2019/07/11/lessons-learned-from-an-art-installation-build/ | Lessons Learned From An Art Installation Build | Lewin Day | [
"Art"
] | [
"arduino",
"art",
"art installation",
"ultrasonic",
"ultrasound"
] | Art installations are an interesting business, which more and more often tend to include electronic or mechanical aspects to their creation. Compared to more mainstream engineering, things in this space are often done quite a bit differently. [Jan Enning-Kleinejan] worked on an installation called
Prendre la parole,
an... | 7 | 3 | [
{
"comment_id": "6163777",
"author": "John",
"timestamp": "2019-07-12T06:49:53",
"content": "Hmm, I went to this exhibit here in Osaka a few months back. Personally, I wasn’t impressed by any of it. Based on the reputation of the artist, I expected far more than what I saw. In this specific installa... | 1,760,373,845.346938 | ||
https://hackaday.com/2019/07/11/the-physics-behind-antennas/ | The Physics Behind Antennas | Al Williams | [
"Wireless Hacks"
] | [
"antenna",
"dipole",
"physics"
] | If you have done any sort of radio work you probably have a fair idea about what antennas do. It is pretty easy to have a cursory understanding of them, too. You probably know there’s something magic about antennas that are a quarter wave long or a half wave long and other multiples. But do you know why that matters? D... | 34 | 10 | [
{
"comment_id": "6163754",
"author": "Ostracus",
"timestamp": "2019-07-12T03:09:38",
"content": "“If you tackle antennas using math, it is a long discussion. However, this video is about 8 minutes long and uses some great graphics to show how moving charges can produce a propagating electronic field... | 1,760,373,845.300249 | ||
https://hackaday.com/2019/07/11/motorized-lens-controller-techs-up-your-webcam/ | Motorized Lens Controller Techs Up Your Webcam | Lewin Day | [
"classic hacks"
] | [
"lens",
"stepper motor",
"stm32"
] | If you’re familiar with the DSLR camera market, you’d know that modern lenses are works of technological art. Crammed full of motors and delicate electronic assemblies, they’re bursting with features such as autofocus, optical stabilization and zoom. [Saulius Lukse] has been experimenting with motorized lenses for webc... | 13 | 5 | [
{
"comment_id": "6163718",
"author": "macona",
"timestamp": "2019-07-11T23:15:01",
"content": "Again, microsteps do not necessarily increase resolution especially when you hit stuff like 1024 microsteps. There is no guarantee the motor even moves between the microsteps. Microsteps are a great way to... | 1,760,373,845.465628 | ||
https://hackaday.com/2019/07/11/nerf-gatling-gun-is-terrifyingly-huge/ | This Nerf Gun Is Terrifyingly Huge | Lewin Day | [
"3d Printer hacks"
] | [
"gatling gun",
"nerf",
"nerf gun"
] | Gatling guns were an early attempt at creating a rapid-firing weapon, and were popular amongst armies in the 19th century. Today, the basic design remains in use as a heavy weapon for putting many rounds downrange very quickly. [Ivan Miranda] decided that the Nerf world was missing a piece of the action,
and got starte... | 10 | 4 | [
{
"comment_id": "6163675",
"author": "John Thompson",
"timestamp": "2019-07-11T20:11:28",
"content": "His laughter is the best.",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "6163681",
"author": "dsblackout",
"timestamp": "2019-07-11T20:21:54",
"co... | 1,760,373,845.617015 | ||
https://hackaday.com/2019/07/11/adding-lora-long-range-radio-to-smartphones-and-connected-devices/ | Adding LoRa Long Range Radio To Smartphones And Connected Devices | Brian Benchoff | [
"Radio Hacks",
"The Hackaday Prize"
] | [
"2019 Hackaday Prize",
"cell phone",
"long range",
"LoRa",
"radio",
"smartphone"
] | Would you add another radio to your smartphone? No, not another WiFi or cellular radio; a smartphone already has that. I’m talking about something that provides connectivity through ISM bands, either 433 or 915 MHz. This can be used where you don’t have cell phone coverage, and it has a longer range than WiFi.
This is ... | 41 | 15 | [
{
"comment_id": "6163663",
"author": "Ryan",
"timestamp": "2019-07-11T19:12:22",
"content": "I think you accidentally a word. “but you might really to send”",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6163688",
"author": "Elliot Williams",
... | 1,760,373,845.762803 | ||
https://hackaday.com/2019/07/11/learning-about-wearable-engineering-while-trying-to-un-taboo-a-topic/ | Learning About Wearable Engineering While Trying To Un-Taboo A Topic | Mike Szczys | [
"cons",
"Hackaday Columns",
"Slider"
] | [
"2018 Hackaday Prize",
"2018 Hackaday Superconference",
"Sarah Petkus",
"SHE BON"
] | When you build a machine you can usually count on having precise dimensions for an organized and orderly set of parts, one fitting into the next exactly as you have designed them. You can count on cause and effect — when the user pushes a button or flips a switch a specific behavior will take place. But
the She Bon pro... | 28 | 11 | [
{
"comment_id": "6163638",
"author": "Alex Camilo",
"timestamp": "2019-07-11T17:16:41",
"content": "This right here is an excellent way to foster discussion and promote social change using technology and engineering. I’ve seen this project before but i’m still glad it came up, its awesome.",
"pa... | 1,760,373,845.687076 | ||
https://hackaday.com/2019/07/12/photochromic-screen-makes-for-an-interesting-clock/ | Photochromic Screen Makes For An Interesting Clock | Lewin Day | [
"clock hacks"
] | [
"7 segment",
"clock",
"photochromic"
] | The clock project will always be a hacker staple, giving the builder a great way to build something useful and express their individual flair. [Mosivers] was undertaking a build of their own and decided to go for a twist,
creating a timepiece with a photochromic display
.
The clock uses an Arduino Nano to run the show,... | 4 | 4 | [
{
"comment_id": "6163983",
"author": "ScriptGiddy",
"timestamp": "2019-07-12T20:37:08",
"content": "Huh, this is kind of brilliant. Nice work! I wonder if you could use a laser to raster out graphics on something like this…a slow scan line (like a clocked down CRT) would be a reeeaaall cool look.",
... | 1,760,373,845.801801 | ||
https://hackaday.com/2019/07/12/handheld-game-console-puts-processing-power-in-the-cartridge/ | Handheld Game Console Puts Processing Power In The Cartridge | Lewin Day | [
"The Hackaday Prize"
] | [
"2019 Hackaday Prize",
"atmega328",
"attiny85",
"handheld"
] | With the proliferation of cheap screens for use with microcontrollers, we’ve seen a matching proliferation in small handheld gaming projects. Pick your favourite chip, grab a screen off the usual suspects, add some buttons and you’re ready to go.
[bobricius] has put a unique spin on this, with an unconventional cartrid... | 18 | 11 | [
{
"comment_id": "6163952",
"author": "Thomas R McNeill",
"timestamp": "2019-07-12T18:35:44",
"content": "I like the idea. If the package has nice controls and a nice display that is almost universally compatible, I2C or SPI, we have you a NRF, ESP, PIC, Propeller, PI, whatever to control it. A ROM... | 1,760,373,847.664696 | ||
https://hackaday.com/2019/07/12/linux-fu-named-pipe-dreams/ | Linux Fu: Named Pipe Dreams | Al Williams | [
"Hackaday Columns",
"Linux Hacks",
"Skills",
"Slider"
] | [
"interprocess communication",
"linux",
"mkfifo",
"mknod",
"named pipe",
"pipes"
] | If you use just about any modern command line, you probably understand the idea of pipes. Pipes are the ability to connect the output from one program to the input of another. For example, you can more easily review contents of a large directory on a Linux machine by connecting two simple commands using a pipe:
ls | le... | 30 | 11 | [
{
"comment_id": "6163960",
"author": "David",
"timestamp": "2019-07-12T19:03:19",
"content": "You can tell the script to keep the pipe in memory or write it to a log.Assuming you were wanting to keep that particular pipe in the swapspace.",
"parent_id": null,
"depth": 1,
"replies": []
... | 1,760,373,847.542769 | ||
https://hackaday.com/2019/07/12/hackaday-podcast-026-tamper-proof-electronics-selfie-drones-rocket-fuel-wire-benders-and-wizard-level-soldering/ | Hackaday Podcast 026: Tamper-Proof Electronics, Selfie Drones, Rocket Fuel, Wire Benders, And Wizard-Level Soldering | Mike Szczys | [
"Hackaday Columns",
"Podcasts"
] | [
"apollo",
"bga",
"BGA soldering",
"galvanometers",
"Hackaday Podcast",
"hand soldering",
"LineageOS",
"nexmon",
"selfie drone",
"theremin"
] | Hackaday Editors Mike Szczys and Elliot Williams are back after last week’s holiday break to track down all of the hacks you missed. There are some doozies; a selfie-drone controlled by your body position, a Theremin that sings better than you can, how about a BGA hand-soldering project whose creator can’t even believe... | 1 | 1 | [
{
"comment_id": "6163970",
"author": "MrSVCD",
"timestamp": "2019-07-12T19:28:23",
"content": "Why is the podcast published hours before the article?It is weird since the podcast reference the show notes all the time.",
"parent_id": null,
"depth": 1,
"replies": []
}
] | 1,760,373,848.098615 | ||
https://hackaday.com/2019/07/12/defeating-the-wii-mini-as-the-internet-watches-over-your-shoulder/ | Defeating The Wii Mini As The Internet Watches Over Your Shoulder | Erin Pinheiro | [
"Nintendo Wii Hacks"
] | [
"BGA soldering",
"NAND flash",
"nintendo wii",
"wii",
"wii mini"
] | Working under the pressure of being watched on a live feed, [DeadlyFoez]
pits himself against the so-called unhackable Wii Mini and shows unprecedented results
all while recording hours of footage of his process for others to follow along. We dug through that content to find the gems of the process, the links below inc... | 8 | 4 | [
{
"comment_id": "6163920",
"author": "sjw",
"timestamp": "2019-07-12T16:19:04",
"content": "Bit of a “Trigger’s broom” scenario here, claiming it to be “the first Wii Mini running homebrew software”!But very interesting nonetheless. Nice finds!",
"parent_id": null,
"depth": 1,
"replies":... | 1,760,373,848.015136 | ||
https://hackaday.com/2019/07/12/this-week-in-security-censoring-researchers-the-death-of-openpgp-dereferencing-nulls-and-zoom-is-watching-you/ | This Week In Security: Censoring Researchers, The Death Of OpenPGP, Dereferencing Nulls, And Zoom Is Watching You | Jonathan Bennett | [
"computer hacks",
"Hackaday Columns",
"News",
"Security Hacks",
"Slider"
] | [
"censorship",
"openpgp",
"This Week in Security"
] | Last week the schedule for our weekly security column collided with the Independence Day holiday. The upside is that we get a two-for-one deal this week, as we’re covering two weeks worth of news, and there is a lot to cover!
[Petko Petrov], a security researcher in Bulgaria,
was arrested last week
for demonstrating an... | 24 | 11 | [
{
"comment_id": "6163891",
"author": "bluecat57",
"timestamp": "2019-07-12T14:15:08",
"content": "Whoa! Hang on a minute. I just discovered OpenPGP and now it’s going away?",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6163964",
"author": "David",
... | 1,760,373,847.609732 | ||
https://hackaday.com/2019/07/12/paint-the-rainbow-with-this-skittle-dropping-pixel-art-robot/ | Paint The Rainbow With This Skittle-Dropping Pixel Art Robot | Dan Maloney | [
"Art",
"Misc Hacks"
] | [
"candy",
"gimp",
"hopper",
"pixel",
"pixel art",
"python",
"skittles",
"sorter",
"sorting"
] | We hackers just can’t get enough of sorters for confections like Skittles and M&Ms, the latter clearly being the superior candy in terms of both sorting and snackability. Sorting isn’t just about taking a hopper of every color and making neat monochromatic piles, though. [JohnO3] noticed that all those colorful candies... | 7 | 5 | [
{
"comment_id": "6163847",
"author": "yetihehe",
"timestamp": "2019-07-12T12:27:52",
"content": "Hmm, this could be connected with sorter, like:1. Get one random skittle2. Find which column should that skittle go3. If no column, return to top of hopper4. Continue 1 until image finishedAlos looks lik... | 1,760,373,847.968803 | ||
https://hackaday.com/2019/07/10/giving-the-pi-4-pci-express/ | Giving The Pi 4 PCI Express | Brian Benchoff | [
"Raspberry Pi"
] | [
"pci express",
"PCIe",
"Pi",
"raspberry pi"
] | The release of the Raspberry Pi 4 brought us a new SoC, up to 4 Gigs of memory, and most importantly, got away from that janky USB to USB and Ethernet solution. The Raspberry Pi 4 has a PCI Express interface buried under some chips, and if you’re very good at soldering
you can add a PCIe x1 device to the new best singl... | 71 | 27 | [
{
"comment_id": "6163321",
"author": "Rog Fanther",
"timestamp": "2019-07-10T20:10:42",
"content": "Now we are talking !",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6164164",
"author": "M",
"timestamp": "2019-07-13T16:54:29",
"cont... | 1,760,373,848.199913 | ||
https://hackaday.com/2019/07/10/four-chips-to-retro-perfection/ | Four Chips To Retro Perfection | Brian Benchoff | [
"classic hacks",
"The Hackaday Prize"
] | [
"2019 Hackaday Prize",
"homebrew",
"homebrew computer",
"SBC",
"z80"
] | Over the years, we’ve seen many people build a computer from the ground up. It’s always great,
but this one takes the cake
. I’m not just saying that because there’s a cute little ‘Z80 Inside’ logo on the silk screen, either. It’s a four IC Z80 computer, a tiny board, and [Just4Fun]’s entry into this year’s Hackaday Pr... | 24 | 9 | [
{
"comment_id": "6163281",
"author": "BastetFurry",
"timestamp": "2019-07-10T18:42:01",
"content": "Using a much more powerful MCU as a controller with a retro CPU as the main always feels like cheating.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6163298... | 1,760,373,847.923274 | ||
https://hackaday.com/2019/07/10/ask-hackaday-what-are-your-apollo-memories/ | Ask Hackaday: What Are Your Apollo Memories? | Dan Maloney | [
"Hackaday Columns",
"Interest",
"Original Art",
"Slider",
"Space"
] | [
"apollo 11",
"memories",
"Moon landing"
] | This month will mark the 50th anniversary of the Apollo 11 mission that brought to a successful conclusion the challenge laid down by President Kennedy only eight years earlier. Three men went to the Moon, two walked on it, and they all came back safely, in a dramatic eight-day display of engineering and scientific pro... | 62 | 37 | [
{
"comment_id": "6163249",
"author": "Mike Shaffer",
"timestamp": "2019-07-10T17:18:17",
"content": "Sounds like I’m a couple years older than you…I was seven and my family (Dad, Mom, older & younger brothers and little sister) were on a big camping trip up in Wyoming. We broke camp the morning of ... | 1,760,373,847.857916 | ||
https://hackaday.com/2019/07/10/unique-clock-keeps-time-the-fibonacci-way/ | Unique Clock Keeps Time The Fibonacci Way | Dan Maloney | [
"clock hacks"
] | [
"arduino",
"clock",
"DS3231 RTC",
"fibonacci sequence",
"rgb",
"ws2812"
] | You say your binary clock no longer has the obfuscation level needed to earn the proper nerd street cred? Feel like you need something a little more mathematically challenging to make sure only the cool kids can tell the time? Then
this Fibonacci clock
might be just the thing to build.
Granted, [TecnoProfesor]’s clock ... | 9 | 4 | [
{
"comment_id": "6163230",
"author": "scott.tx",
"timestamp": "2019-07-10T16:23:00",
"content": "at this point you’re pretty much saying you dont care what time it is, you just want something neat looking you can show off :P",
"parent_id": null,
"depth": 1,
"replies": [
{
"... | 1,760,373,848.060107 | ||
https://hackaday.com/2019/07/10/raspberry-pi-4-benchmarks-processor-and-network-performance-makes-it-a-real-desktop-contender/ | Raspberry Pi 4 Benchmarks: Processor And Network Performance Makes It A Real Desktop Contender | Brian Benchoff | [
"Featured",
"Raspberry Pi",
"Slider"
] | [
"benchmarks",
"raspberry pi",
"Raspberry Pi 4",
"Raspi"
] | The new
Raspberry Pi 4 is out
, and slowly they’re working their way from Microcenters and Amazon distribution sites to desktops and workbenches around the world. Before you whip out a fancy new USB C cable and plug those Pis in, it’s worthwhile to know what you’re getting into. The newest Raspberry Pi is blazing fast.... | 87 | 23 | [
{
"comment_id": "6163157",
"author": "Rugby",
"timestamp": "2019-07-10T14:10:51",
"content": "You are comparing RPi 4 to RPi 3, but could you please compare RPi 4 to NanoPi M4 ($50), Rock Pi 4 ($64) and Odroid XU4 ($49) in terms of performance?",
"parent_id": null,
"depth": 1,
"replies":... | 1,760,373,848.714231 | ||
https://hackaday.com/2019/07/10/new-part-day-two-millimeter-addressable-leds/ | New Part Day: Two Millimeter Addressable LEDs | Brian Benchoff | [
"hardware",
"LED Hacks"
] | [
"RGB LED",
"ws2812",
"WS2812-2020"
] | The WS2812, or “Neopixels”, or whatever you want to call them, are the standard when it comes to adding blinky to anything. These chips are individually addressable RGB LEDs, which you’ve seen in many LED strips and a thousand other products. These LEDs are rather big compared to normal, dumb LEDs, measuring 5 mm on ea... | 57 | 19 | [
{
"comment_id": "6163088",
"author": "Burner",
"timestamp": "2019-07-10T11:06:23",
"content": "This is nice. But real “missing link” currently is 24V addressable leds. Those 5V leds draw so much current that it is practically impossible to make anything large with them. I dont know why they do not m... | 1,760,373,848.453134 | ||
https://hackaday.com/2019/07/10/using-super-efficient-solar-cells-to-keep-your-electric-cars-battery-topped-up/ | Using Super-Efficient Solar Cells To Keep Your Electric Car’s Battery Topped Up | Maya Posch | [
"car hacks",
"green hacks",
"News"
] | [
"bev",
"phv",
"prius",
"pv solar",
"toyota"
] | Who hasn’t thought of sticking a couple of solar panels onto an electric car’s roof to keep its battery at 100% charge while it’s parked out in the sun? While usually deemed impossible due to the large number and weight of PV solar cells required to get the necessary amount of energy, this hasn’t kept Toyota’s engineer... | 96 | 23 | [
{
"comment_id": "6163056",
"author": "Mike Massen",
"timestamp": "2019-07-10T08:14:23",
"content": "Yay, good to see the trend moving on. I haven’t used starter batteries in one of my car’s for over 5 years just 6 off 3500F super caps in series. Lighter than the old battery and with higher starting ... | 1,760,373,848.58452 | ||
https://hackaday.com/2019/07/11/minimalist-word-clock-does-things-neatly/ | Minimalist Word Clock Does Things Neatly | Lewin Day | [
"clock hacks"
] | [
"clock",
"word clock"
] | Word clocks are a cool way to tell the time. While they could have probably been built back in the 1960s with a bunch of relays and bulbs, they really only came into their own in the LED-everything era.
[Vatsal Agarwal] built one of his own, showcasing his maker credentials.
It’s a build that relies on good woodworking... | 13 | 9 | [
{
"comment_id": "6163611",
"author": "Bob",
"timestamp": "2019-07-11T15:57:05",
"content": "Yeah, this is why you always get someone else to proofread your work. Oops.",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "6163614",
"author": "HK",
"timestamp... | 1,760,373,849.213177 | ||
https://hackaday.com/2019/07/11/robotic-dishwashers-and-dishwashing-as-a-service/ | Robotic Dishwashers And Dishwashing As A Service | Dan Maloney | [
"Featured",
"Interest",
"Original Art",
"Robots Hacks",
"Slider"
] | [
"dishes as a service",
"dishwasher",
"dishwashing",
"Dishwashing as a Service",
"dishwashing robot"
] | There’s a story that goes back to the 1980s or so about an engineering professor who laid down a challenge to the students of his automation class: design a robot to perform the most mundane of household tasks — washing the dishes. The students divided up into groups, batted ideas around, and presented their designs. E... | 53 | 22 | [
{
"comment_id": "6163575",
"author": "jeffrey Grigsby",
"timestamp": "2019-07-11T14:06:48",
"content": "Quick edit, Very Constrainted?",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6163593",
"author": "Mike Szczys",
"timestamp": "2019-07-11T... | 1,760,373,849.163022 | ||
https://hackaday.com/2019/07/11/make-a-compatible-raspberry-pi-clone-but-your-pi-must-die/ | Make A Compatible Raspberry Pi Clone – But Your Pi Must Die | Jenny List | [
"Raspberry Pi"
] | [
"arducam",
"raspberry pi",
"som"
] | The world is awash with Raspberry Pi clones that boast fruity names, but those looking for a piece of the real thing will find their compatibility only goes so far. Shaky Linux distros abound and, with a few honourable exceptions, they are not for the faint-hearted. The reason that a market hasn’t emerged for fully-com... | 34 | 12 | [
{
"comment_id": "6163531",
"author": "Fuzzyfuzzyfungus",
"timestamp": "2019-07-11T11:29:26",
"content": "This obviously isn’t a DIY thing; or an answer to the ‘Broadcom doesn’t appear to sell those; at least not to mere mortals’ problem; but element14does custom spins.I’m not 100% clear on why BCM d... | 1,760,373,848.871606 | ||
https://hackaday.com/2019/07/11/a-drop-in-controller-replacement-for-commercial-reflow-ovens/ | A Drop-In Controller Replacement For Commercial Reflow Ovens | Brian Benchoff | [
"Tool Hacks"
] | [
"reflow",
"reflow oven",
"T-962",
"T-962A"
] | If you need a reflow oven, you can very easily head down to Walmart or Target and pick up a toaster oven for fifteen bucks or so. Even without any control electronics, a bone-stock toaster oven works well enough for reflow soldering, but if you want to do it right you’ll also want to add a themocouple, a microcontrolle... | 17 | 7 | [
{
"comment_id": "6163504",
"author": "Doug Jackson",
"timestamp": "2019-07-11T08:32:03",
"content": "Wasn’t this solved by the ESTechnical people in the UK a couple of years ago?I’ve got two ovens that use their controllers and they work beautifully.",
"parent_id": null,
"depth": 1,
"rep... | 1,760,373,849.270415 | ||
https://hackaday.com/2019/07/10/measure-your-youtube-importance/ | Measure Your YouTube Importance | Brian McEvoy | [
"Video Hacks"
] | [
"7-segment display",
"api",
"channel",
"display",
"multiple 7-segment display",
"notifier",
"subscribers",
"youtube"
] | How do you hack your motivation? Do you put red marker Xs on a paper calendar every day you exercise? Do you use an egg timer to sprint through dozens of emails? Do you lock all the doors and shut off your data to write some bulletproof code? If you are [Hulk], you build a
YouTube Desktop Notifier
showing his YouTube s... | 4 | 1 | [
{
"comment_id": "6163487",
"author": "Jan",
"timestamp": "2019-07-11T06:39:13",
"content": "fun project, interesting videoI would like to sugest to add a piece of transparant red plastic in front of the displays (perhaps a piece of red candy plastic). That would improve readabillity of the display g... | 1,760,373,848.800243 | ||
https://hackaday.com/2019/07/10/old-cds-create-a-haunting-rainbow-vortex/ | Old CDs Create A Haunting Rainbow Vortex | Lewin Day | [
"Holiday Hacks"
] | [
"cheshire cat",
"diffraction grating",
"halloween",
"light"
] | The 1960s were, in Western culture, a time of great social and political upheaval, and the dawning of the psychedelia subculture. This resulted in an art style consisting of bright colours in wild, shifting designs.
[Afraser-kruck] has built a device capable of generating beautiful rainbow light patterns, which he call... | 8 | 7 | [
{
"comment_id": "6163453",
"author": "Gregg Eshelman",
"timestamp": "2019-07-11T02:25:38",
"content": "Spindles of CD-R blanks used to come with uncoated discs as protectors at the top and bottoms of the stacks. They had the pressed texture, don’t know if they were reject CD-R or some audio albums t... | 1,760,373,849.318791 | ||
https://hackaday.com/2019/07/10/maker-media-reboots-itself-as-make-community/ | Maker Media Reboots Itself As Make Community | Brian Benchoff | [
"Hackaday Columns",
"News",
"Slider"
] | [
"make",
"Make Community",
"Maker Media"
] | At a community meeting this week, Dale Dougherty, former CEO of Maker Media announced the relaunch of the Make brand. Maker Media is dead, but the brand may live on as Make Community, LLC. Dougherty will remain the CEO of Make Community, and Todd Sotkicwicz, former CFO of Maker Media, was identified as the current CFO ... | 55 | 19 | [
{
"comment_id": "6163407",
"author": "Tim",
"timestamp": "2019-07-10T23:25:55",
"content": "Before the crowdfunding and donations are requested, how about opening the books on Maker Media? Especially for the executive compensation. And what will executive compensation be going forward? Just where... | 1,760,373,849.07508 | ||
https://hackaday.com/2019/07/09/robot-harvesting-machine-is-tip-of-the-agri-tech-iceberg/ | Robot Harvesting Machine Is Tip Of The Agri-Tech Iceberg | Pat Whetman | [
"Engineering",
"hardware",
"Robots Hacks"
] | [
"agri-tech",
"harvesting",
"harvestor",
"lettuce",
"robot",
"ros",
"YOLO3"
] | Harvesting delicate fruit and vegetables with robots is hard, and increasingly us humans no longer want to do these jobs. The pressure to find engineering solutions is intense and more and more machines of different shapes and sizes have recently been emerging in an attempt to alleviate the problem. Additionally, each ... | 24 | 8 | [
{
"comment_id": "6163032",
"author": "Marco",
"timestamp": "2019-07-10T05:19:48",
"content": "16 years to program a task an unskilled labourer can start doing in 15 minutes, the miracle of artificial intelligence.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id"... | 1,760,373,849.383674 | ||
https://hackaday.com/2019/07/09/the-theremin-gets-a-voice/ | The Theremin Gets A Voice | Inderpreet Singh | [
"Musical Hacks"
] | [
"audio synth",
"diy",
"music",
"theremin"
] | Every once in a while, we come across a project that adds a ridiculously good twist on an existing design. This is exactly what [Xiao Xiao] and the team at LAM research group at the Institut d’Alembert in Paris have done. Their project T-VOKS is
a singing and Speaking Theremin
that is sure to drive everyone in the offi... | 10 | 7 | [
{
"comment_id": "6163016",
"author": "InfiniteM0nkeys",
"timestamp": "2019-07-10T03:35:06",
"content": "All theremins are speaking theremins to gamers who play Oxygen Not Included",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "6163040",
"author": "Arcturus... | 1,760,373,849.805212 | ||
https://hackaday.com/2019/07/09/space-age-bitcoin-mining-on-an-apollo-agc/ | Space Age Bitcoin Mining On An Apollo AGC | Dan Maloney | [
"classic hacks",
"Space"
] | [
"agc",
"apollo",
"Apollo Guidance Computer",
"bitcoin",
"bitcoin mining",
"cryptocurrency",
"DSKY",
"hash"
] | Imagine you’ve got an Apollo Guidance Computer, the machine that took men to the Moon 50 years ago. You’ve spent ages restoring it, and now it’s the only working AGC on the planet. It’s not as though you’re going to fly to the Moon with it, so what do you do with it? Easy –
turn it into a perfectly awful Bitcoin mining... | 6 | 1 | [
{
"comment_id": "6162980",
"author": "Ken Hansen",
"timestamp": "2019-07-09T23:14:06",
"content": "Serious (pointless) question:Is there an Apollo Guidance Computer emulator/simulator that could be run on modern hardware to speed this up?Just for fun, I’d like to see a GHz computer emulate this MHz ... | 1,760,373,849.758793 | ||
https://hackaday.com/2019/07/09/liquid-damaged-macbook-saved-with-a-keen-eye/ | Liquid Damaged MacBook Saved With A Keen Eye | Tom Nardi | [
"Mac Hacks",
"Repair Hacks"
] | [
"BGA soldering",
"corrosion",
"macbook",
"magnet wire",
"repair"
] | Even among those of us with a penchant for repairing electronics, there are some failures which are generally considered too severe to come back from. A good example is liquid damage in a laptop; with so many components and complex circuits crammed into such a small area, making heads or tails of it once the corrosion ... | 20 | 5 | [
{
"comment_id": "6162938",
"author": "CRImier",
"timestamp": "2019-07-09T20:03:42",
"content": "Impressive! Something you would usually see in a Louis Rossmann video ;-P",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6163122",
"author": "Hooty",
... | 1,760,373,849.864897 | ||
https://hackaday.com/2019/07/09/flexled-is-a-unique-take-on-persistence-of-vision/ | FlexLED Is A Unique Take On Persistence Of Vision | Lewin Day | [
"The Hackaday Prize"
] | [
"2019 Hackaday Prize",
"flex PCB",
"flexible PCB",
"persistence of vision"
] | Many hackers have experimented with the persistence of vision effect. Whip around a bunch of LEDs, flash them at just the right times, and it’s possible to make images to appear to hang in the air. There’s plenty of ways to do this, whether by manually shaking the LEDs by hand, spinning them around, or even putting the... | 13 | 8 | [
{
"comment_id": "6162911",
"author": "Tim",
"timestamp": "2019-07-09T18:49:18",
"content": "For those that haven’t heard of [Carl] before, I highly encourage you to watch/subscribe to his channel. Interesting content, educational, and astonishingly high video quality/production values for a ~10k sub... | 1,760,373,849.967617 | ||
https://hackaday.com/2019/07/09/its-nicer-in-orbit/ | It’s NICER In Orbit | Dan Maloney | [
"Hackaday Columns",
"Space"
] | [
"detectors",
"international space station",
"iss",
"nasa",
"neutron star",
"NICER",
"payload",
"photons",
"pulsar",
"satellite",
"silicon drift",
"space",
"x-ray"
] | Given the sheer volume of science going on as the International Space Station circles above our heads every 90 minutes or so, it would be hard for any one experiment to stand out. ISS expeditions conduct experiments on everything from space medicine to astrophysics and beyond, and the instruments needed to do the scien... | 1 | 1 | [
{
"comment_id": "6163155",
"author": "Ren",
"timestamp": "2019-07-10T14:03:58",
"content": "Although it is “not a hack!”, I enjoyed the article.For other spacey photos, consider following NASA’s “Astronomy Picture of the Day(APOD).https://apod.nasa.gov/apod/astropix.html",
"parent_id": null,
... | 1,760,373,849.913646 | ||
https://hackaday.com/2019/07/09/soak-up-the-sun-with-this-3d-printed-solar-harvester/ | Soak Up The Sun With This 3D Printed Solar Harvester | Tom Nardi | [
"green hacks",
"Solar Hacks"
] | [
"charge controller",
"energy harvesting",
"photovoltaic",
"solar"
] | At first glance, adding solar power to your project might seem easy. Get a photovoltaic panel, point it towards the big ball of burning gas in the sky, and off you go. But in reality, there’s a bit more to it than that. Especially when you’re trying to do something on a small scale. Without a rooftop full of panels pum... | 31 | 6 | [
{
"comment_id": "6162855",
"author": "Paul G",
"timestamp": "2019-07-09T15:49:38",
"content": "When I saw the photo appear in my twitter feed I wrongly assumed this was a ‘smart ‘solar panel that contained actuators that tracked the sun. I know builds already exist for this, but all the same, slight... | 1,760,373,850.041784 | ||
https://hackaday.com/2019/07/09/the-saga-of-32-bit-linux-why-going-64-bit-raises-concerns-over-multilib/ | The Saga Of 32-Bit Linux: Why Going 64-Bit Raises Concerns Over Multilib | Tom Nardi | [
"Current Events",
"Featured",
"Linux Hacks",
"Original Art",
"Slider",
"Software Development"
] | [
"32-bit",
"64-bit",
"linux",
"steam",
"ubuntu",
"wine"
] | The story of Linux so far, as short as it may be in the grand scheme of things, is one of constant forward momentum. There’s always another feature to implement, an optimization to make, and of course, another device to support. With developer’s eyes always on the horizon ahead of them, it should come as no surprise to... | 137 | 44 | [
{
"comment_id": "6162824",
"author": "Rog Fanther",
"timestamp": "2019-07-09T14:27:05",
"content": "Well, yes.As a rule of thumb here, any machine with 4GB or less will get a 32-bit OS . Exception to gamers, that are more prone to accepting the recommendation to install more memory, then we install ... | 1,760,373,850.474165 | ||
https://hackaday.com/2019/07/09/new-part-day-the-15-esp32-with-cellular/ | New Part Day: The $15 ESP32 With Cellular | Brian Benchoff | [
"Microcontrollers",
"Wireless Hacks"
] | [
"2g",
"ESP32",
"SIM800",
"SIM800L"
] | Cruise around AliExpress for long enough and you’ll find some interesting new hardware.
The latest is the TTGO T-Call
, an ESP32 breakout board that also has a cellular modem. Yes, it’s only a 2G modem, but that still works in a lot of places, and the whole thing is $15.
On board the TTGO T-Cal is the ESP-WROVER-B, the... | 51 | 19 | [
{
"comment_id": "6162784",
"author": "Arjan Wiegel",
"timestamp": "2019-07-09T11:36:36",
"content": "Any way to get a 2G coverage map of the world?",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6162793",
"author": "Hal H",
"timestamp": "2019... | 1,760,373,850.299621 | ||
https://hackaday.com/2019/07/09/rock-paper-neural-net/ | Rock, Paper, Neural Net | Brian Benchoff | [
"ATtiny Hacks"
] | [
"neural net",
"paper",
"Paper Rock Scissors",
"rock",
"scissors"
] | You might think the game of Rock Paper Scissors is just the random chance, but that’s not true. There is a strategy for Rock Paper Scissors, multiple ones in fact, and the best human players can consistently beat any Joe Schmoe off the street. But what about computers? [Paul]
answered that question
with a tiny little k... | 6 | 3 | [
{
"comment_id": "6162751",
"author": "jpa",
"timestamp": "2019-07-09T08:14:45",
"content": "The original description quite correctly calls this “slightly better than random”, which is definitely correct. I wish hackaday would have also reported neutrally, instead of the “consistently beat” hyperbole... | 1,760,373,850.08951 | ||
https://hackaday.com/2019/07/08/hacking-the-pocket-operator/ | Hacking The Pocket Operator | Bryan Cockfield | [
"Musical Hacks"
] | [
"cortex-m3",
"microcontroller",
"music",
"pocket operator",
"processor",
"synthesizer",
"teardown"
] | The number of easily usable and programmable microcontrollers is small, so when selecting one for a project there are only a handful of very popular, well documented chips that most of us reach for. The same can be said for most small companies selling electronics as well, so if you reach for a consumer device that is ... | 3 | 3 | [
{
"comment_id": "6162881",
"author": "Bunsen",
"timestamp": "2019-07-09T16:50:59",
"content": "How many people would even notice the difference between programming a Cortex M3 vs. a Cortex M0+ vs. an AVR vs. an MSP430? You’ll notice differences in code size and execution speed, sure. But unless yo... | 1,760,373,850.128007 | ||
https://hackaday.com/2019/07/08/wimbledon-2019-ibms-slammtracker-ai-technology-heralds-the-demise-of-the-human-player/ | Wimbledon 2019: IBM’s Slammtracker AI Technology Heralds The Demise Of The Human Player | Pat Whetman | [
"contests",
"Games"
] | [
"ai",
"ibm",
"slammtrcker",
"wimbledon"
] | Whilst we patiently wait for the day that Womble-shaped robots replace human tennis players at Wimbledon, we can admire the
IBM powered AI
technology that the organisers of the Wimbledon tennis tournament use to enhance the experience for TV and phone viewers.
As can be expected, the technology tracks the ball, analyse... | 4 | 3 | [
{
"comment_id": "6162753",
"author": "ThisGuy",
"timestamp": "2019-07-09T08:23:04",
"content": "As with any sport, there’s more to it than “mindlessly watching a ball go backwards and forwards” but yeah, a lot of tennis matches can be like watching paint dry. Heck, even PLAYING some tennis matches i... | 1,760,373,850.733703 | ||
https://hackaday.com/2019/07/08/esp32-gets-advance-windowed-apps-using-this-vga-gui-library/ | ESP32 Gets Advance Windowed Apps Using This VGA GUI Library | Ted Yapo | [
"Microcontrollers",
"Software Hacks"
] | [
"ESP32",
"FabGL",
"gui",
"vga"
] | We featured [Fabrizio Di Vittorio]’s FabGL library for the ESP32 back in April of this year. This library allows VGA output using a simple resistor based DAC (3 resistors for 8 colors; 6 resistors for 64 colors), and includes functions for PS/2 mouse and keyboard input, a graphics library, and many of the miscellaneous... | 38 | 9 | [
{
"comment_id": "6162671",
"author": "pborges475",
"timestamp": "2019-07-08T23:08:24",
"content": "This is amazing, I wonder if it works well with this guyhttps://www.aliexpress.com/item/33014937190.html",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6162672... | 1,760,373,850.857991 | ||
https://hackaday.com/2019/07/08/a-3d-printed-microbit-nunchuk/ | A 3D Printed Micro:Bit Nunchuk | Tom Nardi | [
"Microcontrollers",
"Peripherals Hacks"
] | [
"accelerometer",
"bluetooth",
"controller",
"Micro:bit",
"nunchuck"
] | As [Paul Bardini] explains on
the Thingiverse page for his “Micro:Bit Hand Controller”
, the Bluetooth radio baked into the BBC’s educational microcontroller makes it an ideal choice for remotely controlling things. You just need to give it a nice enclosure, a joystick, a couple of buttons, and away you go. You can eve... | 2 | 2 | [
{
"comment_id": "6162690",
"author": "BBC1",
"timestamp": "2019-07-09T00:36:30",
"content": "I like the edge connector break-out, didn’t realize that was available. Gives me a couple ideas, though the Microbits are not exactly too common.",
"parent_id": null,
"depth": 1,
"replies": []
... | 1,760,373,850.905504 | ||
https://hackaday.com/2019/07/08/trap-chess-keeps-players-on-their-toes/ | Trap Chess Keeps Players On Their Toes | Lewin Day | [
"The Hackaday Prize"
] | [
"2019 Hackaday Prize",
"board games",
"chess",
"trap chess"
] | Chess is a game that originated so long ago, we don’t have concrete information as to its origins. Rules have changed throughout history, and many continue to study and experiment with the game. [Yann Guidon] has a neighbour, [Bob], who is just one such enthusiast, and together,
they built a working Trap Chess game.
Wh... | 22 | 7 | [
{
"comment_id": "6162615",
"author": "YGDES",
"timestamp": "2019-07-08T18:35:35",
"content": "I hope you enjoy the videos !",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "6162624",
"author": "YGDES",
"timestamp": "2019-07-08T19:02:09",
"content": "... | 1,760,373,850.971199 | ||
https://hackaday.com/2019/07/08/teardown-verifone-mx-925ctls-payment-terminal/ | Teardown: VeriFone MX 925CTLS Payment Terminal | Tom Nardi | [
"Hackaday Columns",
"Interest",
"Slider",
"Teardown"
] | [
"card reader",
"contactless payment",
"NFC",
"point of sale",
"tamper evident",
"Toys \"R\" Us",
"verifone"
] | Regular Hackaday readers may recall that a little less than a year ago, I had the opportunity to explore a shuttered Toys “R” Us before the new owners gutted the building. Despite playing host to the customary fixture liquidation sale that takes place during the last death throes of such an establishment, this particul... | 53 | 28 | [
{
"comment_id": "6162592",
"author": "Ren",
"timestamp": "2019-07-08T17:37:31",
"content": "Lately I have had trouble getting the smart card reader to work on the payment terminals at Sam’s Club.An Associate there, told me that the “stops” have been pushed out of place by people shoving their cards ... | 1,760,373,851.076788 | ||
https://hackaday.com/2019/07/08/manufacturing-in-china-hack-chat/ | Manufacturing In China Hack Chat | Dan Maloney | [
"Hackaday Columns"
] | [
"china",
"keyboard",
"manufacturing",
"Off-shore",
"offshore",
"open source",
"startup"
] | Join us on Wednesday 10 July 2019 at noon Pacific for the
Manufacturing in China Hack Chat
with Jesse Vincent!
It started out where many great stories start: as a procrastination project. Open source developer
Jesse Vincent
decided that messing around with a new keyboard design was a better thing to spend time on than ... | 5 | 1 | [
{
"comment_id": "6162566",
"author": "gaoi",
"timestamp": "2019-07-08T16:23:58",
"content": "Why bother with China when you got emerging IT hubs in Belarus, Ukraine, Slovakia and Poland",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6162623",
"author... | 1,760,373,850.784481 | ||
https://hackaday.com/2019/07/08/bga-hand-soldering-uses-tombstone-resistor-technique-demands-surgical-precision/ | BGA Hand Soldering Uses Tombstone Resistor Technique, Demands Surgical Precision | Jenny List | [
"classic hacks"
] | [
"bga",
"BGA soldering",
"soldering"
] | Most Hackaday readers will be a pretty dab hand with a soldering iron. We can assemble surface-mount boards, SOICs and TSSOPs are a doddle, 0402s we take in our stride, and we laugh in the face of 0201s. But
a Twitter thread from [Greg Davill]
will probably leave all but the most hardcore proponents of the art flounder... | 19 | 11 | [
{
"comment_id": "6162524",
"author": "Rog Fanther",
"timestamp": "2019-07-08T15:12:35",
"content": "If you laugh in front of a 0201, it probably will be the last time you will see that component. These things flow away and disappear just by looking at them the wrong way",
"parent_id": null,
... | 1,760,373,851.344413 | ||
https://hackaday.com/2019/07/08/five-years-of-the-raspberry-pi-model-b-form-factor-what-has-it-taught-us/ | Five Years Of The Raspberry Pi Model B+ Form Factor, What Has It Taught Us? | Jenny List | [
"Featured",
"Interest",
"Raspberry Pi",
"Slider"
] | [
"form factor",
"Model B+",
"Rapberry Pi",
"Rapsberry Pi 4"
] | With all the hoopla surrounding the recent
launch of the new Raspberry Pi 4
, it’s easy to overlook another event in the Pi calendar. July will see the fifth anniversary of
the launch of the Raspberry Pi Model B+
that ushered in a revised form factor. It’s familiar to us now, but at the time it was a huge change to a 4... | 84 | 30 | [
{
"comment_id": "6162488",
"author": "manuti",
"timestamp": "2019-07-08T14:17:58",
"content": "For me, the LA Frite from LibreComputer have a better layout with HDMI, Ethernet and power in one side and USB in the opposed.",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comme... | 1,760,373,851.28518 | ||
https://hackaday.com/2019/07/08/enclosure-needs-labels-make-the-3d-printer-do-it/ | Enclosure Needs Labels? Make The 3D Printer Do It | Donald Papp | [
"3d Printer hacks"
] | [
"BlackBox",
"enclosure",
"label",
"plotter",
"pocket operator",
"tool changer",
"toolchanger"
] | Tool changing on 3D printers is hot right now, and it’s going to be really interesting to see the ideas that reliable tool changing lets people try out. One such idea is
having the 3D printer use a marker to label the enclosure and buttons it just 3D printed
.
The 3D print shown is an enclosure for a
Pocket Operator
by... | 18 | 10 | [
{
"comment_id": "6162451",
"author": "m_a_s",
"timestamp": "2019-07-08T11:52:04",
"content": "What’s old is new again! Reminds me of when I was in college and we used pen plotters for any kind of small graphic line art:mainly 2D plots of our data with the computer-driven HP 7470A which moved the pa... | 1,760,373,851.134159 | ||
https://hackaday.com/2019/07/08/no-filament-needed-in-this-direct-extrusion-3d-printer/ | No Filament Needed In This Direct Extrusion 3D-Printer | Dan Maloney | [
"3d Printer hacks"
] | [
"direct",
"extrusion",
"heater cartridge",
"hopper",
"hot end",
"PLA",
"recycling",
"screw"
] | Ground plastic bits go in one end, finished 3D-prints come out the other. That’s the idea behind [HomoFaciens]’ latest build:
a direct-extrusion 3D-printer
. And like all of his builds, it’s made from scraps and bits most of us would throw out.
Pellet agitator is part of the extruder. All of this travels along with the... | 22 | 7 | [
{
"comment_id": "6162402",
"author": "Xtremegamer",
"timestamp": "2019-07-08T08:26:19",
"content": "I could see that this big mass on the extruder could cause ghosting, doesnt seem on the small prints, but what if it prints larger, also the whole platform is going to flex more with this kind of cont... | 1,760,373,851.404982 | ||
https://hackaday.com/2019/07/07/a-guide-to-shop-equipment-nobody-thinks-about/ | A Guide To Shop Equipment Nobody Thinks About: Clean, Organized, And Efficient | Tom Nardi | [
"Misc Hacks",
"Tool Hacks"
] | [
"equipment",
"home lab",
"organization",
"safety equipment",
"storage"
] | When planning out a workspace at home, the job, or at a makerspace, we all tend to focus on the fun parts. Where the equipment will go, how you’ll power it, what kind of lights you’ll get, etc, etc. It’s easy to devote all your attention to these high-level concepts, which often means the little details end up getting ... | 27 | 15 | [
{
"comment_id": "6162399",
"author": "koen",
"timestamp": "2019-07-08T07:55:55",
"content": "I will colour sort my equipment/tools/spare parts/half done projects immediately! Only problem is… where did i put the automated rubiks cube. The red,green,blue,orange,yelow or white pile of stuff :P",
"... | 1,760,373,851.976269 | ||
https://hackaday.com/2019/07/07/vintage-philco-radio-looks-stock-contains-modern-secret-a-raspberry-pi/ | Vintage Philco Radio Looks Stock, Contains Modern Secret: A Raspberry Pi | Jenny List | [
"home entertainment hacks",
"Raspberry Pi"
] | [
"Philco",
"radio",
"vintage radio"
] | Antique radio receivers retain a significant charm, and though they do not carry huge value today they were often extremely high quality items that would have represented a significant investment for their original owners. [CodeMakesItGo] acquired just such a radio, a Philco 37-11 made in 1937, and since it was it a bi... | 69 | 23 | [
{
"comment_id": "6162339",
"author": "Philco Ford",
"timestamp": "2019-07-08T02:30:05",
"content": "“though they do not carry huge value today”Have you tried to buy an antique radio lately??A beautiful radio gutted to make a non-portable iPod.",
"parent_id": null,
"depth": 1,
"replies": ... | 1,760,373,852.163956 | ||
https://hackaday.com/2019/07/07/hackaday-links-july-7-2019/ | Hackaday Links: July 7, 2019 | Brian Benchoff | [
"Hackaday Columns",
"Hackaday links"
] | [
"hackaday links",
"USB C",
"virus",
"W600"
] | Like modular synths? Sure you do, and you need another hole to throw money into! For the last few months, Supplyframe has been hosting synthesizer and electronic music meetups in San Francisco.
This week, the HDDG/Piqued meetup will have a great talk with the creator of VCV Rack
. VCV Rack is an Open Source, virtual, m... | 7 | 4 | [
{
"comment_id": "6162318",
"author": "tekkieneet",
"timestamp": "2019-07-08T00:59:53",
"content": "I saw W600 “ESP01W” module for around $1.20 on aliexpress with a 8-pin breakout. Just search for W600 or ESP01W.There is also a “TB 01” development board for $2.80 with the all breakout, LED",
"pa... | 1,760,373,851.906173 | ||
https://hackaday.com/2019/07/07/smart-shelf-hides-some-serious-functionality/ | Smart Shelf Hides Some Serious Functionality | Lewin Day | [
"The Hackaday Prize"
] | [
"2019 Hackaday Prize",
"concrete",
"shelf"
] | Today, it can feel like you’re always connected to the grid. We’re constantly alerted to notifications from smart phones, smart watches, and our houses have begun to swell with all manner of internet-enabled devices. [Jake P] wanted a less connected lifestyle,
and built a shelf to help realise that goal
.
The idea of [... | 12 | 7 | [
{
"comment_id": "6162284",
"author": "Smokey Bear",
"timestamp": "2019-07-07T20:43:33",
"content": "“while being able to switch off from the online world by simply walking away.”I hear the gummint is working on a new project for just that. It’s codename is “Outside”.So he put a phone charger and a ... | 1,760,373,852.022003 | ||
https://hackaday.com/2019/07/07/epoxy-led-cube-looks-sleek-and-flashes-to-the-beat/ | Epoxy LED Cube Looks Sleek, And Flashes To The Beat | Lewin Day | [
"LED Hacks"
] | [
"cube",
"epoxy",
"epoxy casting",
"led",
"LED cube",
"resin",
"resin casting"
] | If there’s one thing that’s universally popular in these polarizing times, it’s colorful glowing objects. LEDs reign supreme in this area, and we’re accustomed to seeing all manner of fun flashy devices hit the tips line. Today is no different, and we’ve been looking at
[Modustrial Maker]’s stylish epoxy LED cube
.
The... | 2 | 1 | [
{
"comment_id": "6162291",
"author": "Benik3",
"timestamp": "2019-07-07T21:09:18",
"content": "It’s nice, but I don’t like how these things have the visible “dots” of the led strip :/",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6162503",
"author":... | 1,760,373,852.064376 | ||
https://hackaday.com/2019/07/07/dji-fights-back-over-sensationalist-drone-reporting/ | DJI Fights Back Over Sensationalist Drone Reporting | Jenny List | [
"drone hacks",
"News"
] | [
"bbc",
"DJI",
"documentary",
"drone",
"multirotor",
"tv"
] | Over the past few years the number of reported near misses between multirotors, or drones as they are popularly referred to, and aircraft has been on the rise. While evidence to back up these reports has been absent time and again.
We’ve looked at incident reports, airport closures, and media reporting. The latest chap... | 69 | 27 | [
{
"comment_id": "6162211",
"author": "Steve",
"timestamp": "2019-07-07T14:10:19",
"content": "For those outside the UK it’s available as a torrent.How dreadful the BBC standard of sensationalist reporting has become.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_... | 1,760,373,852.268193 | ||
https://hackaday.com/2019/07/07/low-res-video-card-is-still-amazing-since-its-made-out-of-logic-chips/ | Low Res Video Card Is Still Amazing Since It’s Made Out Of Logic Chips | Brian Benchoff | [
"classic hacks"
] | [
"Ben Eater",
"breadboard",
"vga"
] | [Ben Eater] has been working on building computers on breadboards for a while now, alongside doing a few tutorials and guides as YouTube videos. A few enterprising hackers have already duplicated [Ben]’s efforts, but so far all of these builds are just a bunch of LEDs and switches.
The next frontier is a video card
, b... | 33 | 9 | [
{
"comment_id": "6162182",
"author": "wibble",
"timestamp": "2019-07-07T11:19:07",
"content": "Ben Eater has a real talent for explaining complex concepts clearly and eloquently, I loved this vid. His 8 bit CPU videos are also fantastic.",
"parent_id": null,
"depth": 1,
"replies": [
... | 1,760,373,852.379408 | ||
https://hackaday.com/2019/07/07/a-complete-desktop-pcb-etching-station/ | A Complete Desktop PCB Etching Station | Brian Benchoff | [
"Tool Hacks"
] | [
"home etching",
"pcb",
"Printed Circuit Board"
] | Right now you can get a custom circuit board delivered to your door in about a week for just a few dollars. There’s little reason to make your own circuit boards at home anymore, but when you need a board now, you want to have that capability. [Tuval Ben Dosa]
designed a complete PCB etching station
that is the perfect... | 42 | 9 | [
{
"comment_id": "6162166",
"author": "TTL",
"timestamp": "2019-07-07T08:53:07",
"content": "When I was 15, I was able to etch PCBs in 15 minutes just with Copper Suphate and Salt. Jut need the RIGHT proportion.And let the PCB float on fluid surface.",
"parent_id": null,
"depth": 1,
"repl... | 1,760,373,852.454523 | ||
https://hackaday.com/2019/07/06/the-battery-is-part-of-the-art/ | The Battery Is Part Of The Art | Brian McEvoy | [
"Art",
"LED Hacks"
] | [
"art",
"blinkenlights",
"jewelry",
"lead-free",
"led",
"necklace",
"rohs",
"solder"
] | A work of art is appreciated for its own sake and we will never tire of seeing stunning circuits from microscopic dead-bugs to ornate brass sculptures. We also adore projects that share the tricks to use in our own work. Such is the case with [Jiří Praus] who
made some jewelry and shared his templates
so we try this ou... | 7 | 5 | [
{
"comment_id": "6162202",
"author": "gerben123",
"timestamp": "2019-07-07T13:17:19",
"content": "You guys already posted about this:https://hackaday.com/2019/05/13/led-jewelry-makes-neat-use-of-brass/",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "6162218",
... | 1,760,373,852.309422 |
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