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https://hackaday.com/2018/03/21/making-pictures-worth-1000-words-in-python/
Making Pictures Worth 1000 Words In Python
Tom Nardi
[ "Hackaday Columns", "how-to", "Software Development", "Software Hacks" ]
[ "PIL", "pillow", "python", "system monitor", "visualization" ]
https://hackaday.com/wp-…l_out1.png?w=800
In a previous post, I showed how you could upload images into a Discord server from Python ; leveraging the popular chat platform to simplify things like remote monitoring and push notifications on mobile devices. As an example, I showed an automatically generated image containing the statistics for my Battlefield 1 pl...
16
12
[ { "comment_id": "4435288", "author": "calcium3000", "timestamp": "2018-03-21T17:57:40", "content": "Pretty slick! Beats running ImageMagick through the command line… or does it?", "parent_id": null, "depth": 1, "replies": [ { "comment_id": "4441436", "author": "Dea...
1,760,374,439.778734
https://hackaday.com/2018/03/21/friday-hack-chat-all-about-the-hackaday-prize/
Friday Hack Chat: All About The Hackaday Prize
Brian Benchoff
[ "Hackaday Columns", "The Hackaday Prize" ]
[ "2018 Hackaday Prize", "Hack Chat", "Hackaday Prize" ]
https://hackaday.com/wp-…kevent.png?w=800
For this week’s Hack Chat , we’re talking all about the Hackaday Prize. Our guests for this week’s Hack Chat are Alberto Molina and Elecia White. Elecia White was a Hackaday Prize judge in 2015 and 2016, and she’ll be discussing what makes a standout entry from a judging perspective. Elecia is an embedded software engi...
1
1
[ { "comment_id": "4438019", "author": "herbert", "timestamp": "2018-03-22T11:11:05", "content": "log of the sprite_tm one up yet?", "parent_id": null, "depth": 1, "replies": [] } ]
1,760,374,440.097289
https://hackaday.com/2018/03/21/3d-printed-magnetic-stirrer-could-hardly-be-simpler/
3D Printed Magnetic Stirrer Could Hardly Be Simpler
Al Williams
[ "hardware", "Tool Hacks" ]
[ "lab equipment", "magnetic stirrer" ]
https://hackaday.com/wp-…3/stir.png?w=800
If you’ve spent much time in a chemistry or biology lab, you’ve probably seen a magnetic stirrer. This is a little table that you put a beaker on. A little bar (often called a flea or a pill) goes in the solution and spins to stir the beaker’s contents. Simple versions are not that expensive, but nicer ones can cost a ...
11
5
[ { "comment_id": "4434913", "author": "Steve Spence - KK4HFJ", "timestamp": "2018-03-21T15:09:32", "content": "If you want to control and read the speed with an arduino, there is guidance athttp://forum.arduino.cc/index.php?topic=114574.0", "parent_id": null, "depth": 1, "replies": [] }...
1,760,374,439.718153
https://hackaday.com/2018/03/21/lathes-foreign-and-domestic/
Buying Machine Tools: Foreign Or Domestic, New Or Used?
Quinn Dunki
[ "Featured", "Interest", "Original Art", "Slider" ]
[ "buying guide", "lathe", "metalworking" ]
https://hackaday.com/wp-…rchase.jpg?w=800
The last time we discussed machine tools , we talked about how to choose the size of the new metalworking lathe that your wallet is itching to pour itself into. The next big decision to make is “new or used?” If you’re in North America, this question has a lot of overlap with the classic question “Import or American?”....
141
36
[ { "comment_id": "4434762", "author": "Tom Brusehaver", "timestamp": "2018-03-21T14:06:26", "content": "That last paragraph is really key, certainly the machine will be a significant part of the budget, but all the tooling, cutters and other stuff will cost as much or more.", "parent_id": null, ...
1,760,374,440.616972
https://hackaday.com/2018/03/19/all-your-iphone-are-belong-to-us/
All Your IPhone Are Belong To Us
Al Williams
[ "News", "Phone Hacks", "Security Hacks" ]
[ "apple", "iphone", "iphone crack", "iphone hack", "law enforcement" ]
https://hackaday.com/wp-…iphone.png?w=800
Apple’s commitment to customer privacy took the acid test after the San Bernadino shooting incident. Law enforcement demanded that Apple unlock the shooter’s phone, and Apple refused. Court cases ensued. Some people think that the need to protect the public outweighs the need for privacy. Some people think that once th...
46
20
[ { "comment_id": "4429724", "author": "Mart", "timestamp": "2018-03-20T02:06:56", "content": "A startup named Grayshift based in Atlanta who specializes in unlocking iPhones has released a device called GrayKey …https://latesthackingnews.com/2018/03/19/an-iphone-unlocker-is-posing-a-serious-threat-to...
1,760,374,439.862045
https://hackaday.com/2018/03/19/diy-power-supply-and-ts100-outlet-combo-shows-off-great-layout/
DIY Power Supply And TS100 Outlet Combo Shows Off Great Layout
Donald Papp
[ "how-to", "Tool Hacks" ]
[ "benchtop", "dc power supply", "DPS3003", "lm2596", "OpenDPS", "power supply", "soldering station", "ts-100", "ts100" ]
https://hackaday.com/wp-…atured.jpg?w=800
Here’s a combination of two important electronics workbench tools into a single, cleanly-assembled unit. [uGen] created a DC power supply complete with a plug for the popular TS100 soldering iron , and it looks great! Most of the main components are familiar offerings, like a LM2596 DC to DC buck converter board and a ...
18
7
[ { "comment_id": "4429602", "author": "Salsaman", "timestamp": "2018-03-20T00:51:07", "content": "Yes, doesn’t it look lovely! Where’s yours? Don’t be frightened! Are you worried somebody will be condescending and snarky if you share your project?I like this project and others like it, and look forwa...
1,760,374,439.978934
https://hackaday.com/2018/03/19/building-a-tricorder-prop-worthy-of-mr-spock/
Building A Tricorder Prop Worthy Of Mr Spock
Tom Nardi
[ "classic hacks", "Toy Hacks" ]
[ "metalworking", "prop", "star trek", "tricorder" ]
https://hackaday.com/wp-…p_feat.jpg?w=800
We’ve all been there. You want to assemble a proper Star Trek: The Original Series landing party prop set, but the TOS tricorders you can find on the market are little more than overpriced toys. Imagine the embarrassment of beaming down to Cestus III with a plastic tricorder. The Metrons wouldn’t have even bothered wit...
24
10
[ { "comment_id": "4429280", "author": "Ostracus", "timestamp": "2018-03-19T20:10:38", "content": "Reminds me a bit of those old portable B/W TV sets.", "parent_id": null, "depth": 1, "replies": [ { "comment_id": "4429300", "author": "Tom Hargrave", "timestamp...
1,760,374,439.927213
https://hackaday.com/2018/03/19/water-level-sensors-alexa-in-a-fish-and-modular-synths-during-world-create-day/
Water Level Sensors, Alexa In A Fish, And Modular Synths During World Create Day
Mike Szczys
[ "cons", "Hackerspaces", "Roundup", "The Hackaday Prize" ]
[ "2018 Hackaday Prize", "alexa", "big mouth billy bass", "echo dot", "Enabling the Future", "Goliath", "LearnOBots", "PDX Portland", "prosthetic hand", "synth", "The Bodgery", "World Create Day" ]
https://hackaday.com/wp-…atured.jpg?w=800
On Saturday we saw a flood of interesting hacks come to life as more than 100 community organized meetups were held for World Create Day. Thank you to all of the organizers who made these events possible, and for everyone who decided to get together and hack. Students Learning Hardware Design in Islamabad, Pakistan The...
3
3
[ { "comment_id": "4429289", "author": "Lyannea", "timestamp": "2018-03-19T20:19:25", "content": "you should do a fire alarm hack", "parent_id": null, "depth": 1, "replies": [] }, { "comment_id": "4429380", "author": "drwho8 (@drwho8)", "timestamp": "2018-03-19T21:52:30", ...
1,760,374,440.044256
https://hackaday.com/2018/03/19/cuda-is-like-owning-a-supercomputer/
CUDA Is Like Owning A Supercomputer
Al Williams
[ "Hackaday Columns", "Skills", "Slider", "Software Hacks" ]
[ "array processor", "CUDA", "NVIDIA", "opencl", "parallel processing", "supercomputer" ]
https://hackaday.com/wp-…atured.jpg?w=800
The word supercomputer gets thrown around quite a bit. The original Cray-1, for example, operated at about 150 MIPS and had about eight megabytes of memory. A modern Intel i7 CPU can hit almost 250,000 MIPS and is unlikely to have less than eight gigabytes of memory, and probably has quite a bit more. Sure, MIPS isn’t ...
51
19
[ { "comment_id": "4429112", "author": "Backwoods Engineer", "timestamp": "2018-03-19T17:57:57", "content": "I understand that CUDA uses its own syntax, but this doesn’t look like it even passes C syntax rules. It’s missing a closing parenthesis, and there’s no increment clause:for (i=base;i=n is dis...
1,760,374,440.32895
https://hackaday.com/2018/03/19/emulating-handheld-history/
Emulating Handheld History
Brian Benchoff
[ "Misc Hacks" ]
[ "handheld", "internet archive", "lcd", "LCD video game", "mame", "Tiger Electronics" ]
https://hackaday.com/wp-…shadow.png?w=673
There’s a certain class of hardware only millennials will cherish. Those cheap ‘LCD Video Games’ from Tiger Electronics were sold in the toy aisle of your old department store. There was an MC Hammer video game. There was a Stargate video game. There was a Back To The Future video game. All of these used the same plast...
32
19
[ { "comment_id": "4428899", "author": "ArduinoEnigma", "timestamp": "2018-03-19T15:29:40", "content": "Impressive. That’s dedication.", "parent_id": null, "depth": 1, "replies": [ { "comment_id": "4429205", "author": "Internet", "timestamp": "2018-03-19T19:08...
1,760,374,440.412711
https://hackaday.com/2018/03/19/inventing-the-digital-watch-again-and-again-and/
Inventing The Digital Watch Again And Again And…
Steven Dufresne
[ "Featured", "History", "Original Art", "Slider", "Wearable Hacks" ]
[ "calculator watch", "Digital Watches", "pebble watch", "smart watch", "smartwatch", "tn-lcd", "watches" ]
https://hackaday.com/wp-…lwatch.jpg?w=800
In the 1950s, artwork of what the future would look like included flying cars and streamlined buildings reaching for the sky. In the 60s we were heading for the Moon. When digital watches came along in the 70s, it seemed like a natural step away from rotating mechanical hands to space age, electrically written digits i...
97
21
[ { "comment_id": "4428804", "author": "Jerry", "timestamp": "2018-03-19T14:31:06", "content": "Hold my beer and watch this..Words to live by..", "parent_id": null, "depth": 1, "replies": [] }, { "comment_id": "4428813", "author": "Ren", "timestamp": "2018-03-19T14:36:40", ...
1,760,374,441.316073
https://hackaday.com/2018/03/19/a-taste-of-whos-speaking-at-hackaday-belgrade/
A Taste Of Who’s Speaking At Hackaday Belgrade
Mike Szczys
[ "cons", "Featured" ]
[ "Hackaday Belgrade", "Hackaday Belgrade 2018", "speakers" ]
https://hackaday.com/wp-…header.png?w=800
We’re busy confirming speakers at the Hackaday Belgrade conference, taking place in Belgrade Serbia on 26 May. Now’s the time to grab a ticket and be part of something special. Here’s a teaser. Asier Marzo // Build Principles of an Acoustic Levitator Applications of acoustic levitation in mid-air chemistry, spectroscop...
1
1
[ { "comment_id": "4429390", "author": "Galane", "timestamp": "2018-03-19T22:00:55", "content": "How much for just the badgeputer, shipped to USA?", "parent_id": null, "depth": 1, "replies": [] } ]
1,760,374,440.759935
https://hackaday.com/2018/03/19/learn-programming-from-ants/
Learn Programming From Ants
Brian McEvoy
[ "Robots Hacks" ]
[ "ants", "bugs", "entomology", "insects", "programming", "robots", "rules", "swarm" ]
https://hackaday.com/wp-…eature.jpg?w=800
Humans and insects think on a different scale, but entomologists study the behavior of these little organisms, so they’re not a complete mystery. There isn’t much intelligence in a single ant or a cubic millimeter of gray matter, but when they all start acting together, you get something greater than the sum of the par...
14
6
[ { "comment_id": "4428582", "author": "sahantsm", "timestamp": "2018-03-19T11:28:05", "content": "Thanks great article", "parent_id": null, "depth": 1, "replies": [] }, { "comment_id": "4428585", "author": "deshipu", "timestamp": "2018-03-19T11:30:54", "content": "“or ...
1,760,374,440.913179
https://hackaday.com/2018/03/19/making-fancy-dice-pcbs-at-home/
Making Fancy Dice PCBs At Home
Lewin Day
[ "classic hacks" ]
[ "dice", "etching", "ferric chloride", "pcb", "pcb home etch" ]
https://hackaday.com/wp-…in4503.jpg?w=800
These days, it’s easy to get high-quality custom PCBs made and shipped to your door for under $50. It’s something that was unfathomable only a decade ago, but now it’s commonplace. However, it doesn’t mean that the techniques of home PCB production are now completely obsolete. Maybe you live somewhere a little off the ...
3
3
[ { "comment_id": "4428410", "author": "davedarko", "timestamp": "2018-03-19T08:57:46", "content": "#cleanthatflux", "parent_id": null, "depth": 1, "replies": [] }, { "comment_id": "4428935", "author": "Jeefo", "timestamp": "2018-03-19T15:48:49", "content": "Regards to ...
1,760,374,441.754865
https://hackaday.com/2018/03/18/traction-control-gets-more-power-to-the-road-for-tot-sized-lamborghini/
Traction Control Gets More Power To The Road For Tot-Sized Lamborghini
Dan Maloney
[ "Toy Hacks", "Transportation Hacks" ]
[ "algorithm", "Chopper", "h-bridge", "NodeMCU", "optical encoder", "Power Wheel", "traction control" ]
https://hackaday.com/wp-…216802.png?w=800
We’ve all heard the complaints from oldsters: “Cars used to be so simple that all you needed to fix them was a couple of wrenches and a rag. Now, you need a computer science degree to even pop the hood!” It’s true to some extent, but such complexity is the cost of progress in the name of safety and efficiency. And now ...
21
11
[ { "comment_id": "4428022", "author": "erdtyi", "timestamp": "2018-03-19T05:26:23", "content": "No rollcage, gl & hf!", "parent_id": null, "depth": 1, "replies": [] }, { "comment_id": "4428333", "author": "Gravis", "timestamp": "2018-03-19T07:41:09", "content": "Tot-Si...
1,760,374,441.022525
https://hackaday.com/2018/03/18/bumblebee-breakout-a-diy-wearable-connector/
Bumblebee Breakout, A DIY Wearable Connector
Lara Grant
[ "Wearable Hacks" ]
[ "conductive thread", "copper tape", "e-textiles", "eTextiles", "fiber optic", "Neopixels", "sewing", "smd components", "wearable electronics" ]
https://hackaday.com/wp-…to_800.jpg?w=800
The practice of developing wearable electronics offers a lot of opportunity for new connector designs and techniques for embedding electronics. Questions like these will eventually come up: How will this PCB attach to that conductive fabric circuit reliably? What’s the best way to transition from wire to this woven con...
16
6
[ { "comment_id": "4427910", "author": "bty", "timestamp": "2018-03-19T02:32:15", "content": "cool hack.i’m waiting for someone to come up with a decent solution to none of those darn led strips ever sticking to anything longer than a few days. (3M tape my *ss)", "parent_id": null, "depth": 1,...
1,760,374,440.827702
https://hackaday.com/2018/03/18/hackaday-links-march-18-2018/
Hackaday Links: March 18, 2018
Brian Benchoff
[ "Hackaday Columns", "Hackaday links" ]
[ "4g", "bridge collapse", "collapse", "Hackaday Prize", "MRRF", "robot", "samsung", "ssd" ]
https://hackaday.com/wp-…banner.jpg?w=800
Oh, boy. You know what’s happening next weekend? The Midwest RepRap Festival . The greatest 3D printing festival on the planet is going down next Friday afternoon until Sunday afternoon in beautiful Goshen, Indiana. Why should you go? Check this one out . To recap from last year, E3D released a new extruder, open sourc...
10
4
[ { "comment_id": "4427734", "author": "Tom Nardi", "timestamp": "2018-03-19T00:24:30", "content": "Really like the videos AvE has been doing about the bridge collapse. I know his delivery can put some people off, but he’s a sharp guy and can speak from experience on many subjects.Was a little surpris...
1,760,374,440.960645
https://hackaday.com/2018/03/18/3d-printer-halts-and-catches-fire-analysis-finds-a-surprising-culprit/
3D Printer Halts And Catches Fire — Analysis Finds A Surprising Culprit
Al Williams
[ "3d Printer hacks", "News", "Slider" ]
[ "3d printing", "anet a8", "hot end" ]
https://hackaday.com/wp-…3/fire.png?w=800
Let’s build a robot that gets hot. Really hot — like three times hotter than McDonald’s coffee. Then make it move around. And let’s get the cost in at around $100. Sounds crazy? Not really, since that describes the cheap 3D printers we all have been buying. [John] found out the hard way that you really need to be caref...
144
41
[ { "comment_id": "4427261", "author": "Jan Lukes", "timestamp": "2018-03-18T20:04:33", "content": "Thermal runaway, such basic stuff yet so many people don’t care about using it. I would not use firmware without it.", "parent_id": null, "depth": 1, "replies": [ { "comment_id...
1,760,374,441.717424
https://hackaday.com/2018/03/18/taking-halloween-to-the-next-level-with-jarvis/
Taking Halloween To The Next Level With JARVIS
Tom Nardi
[ "Holiday Hacks", "Robots Hacks" ]
[ "anamatronic", "halloween", "remote control", "robotics", "tracked robot" ]
https://hackaday.com/wp-…s_feat.jpg?w=800
As an avid “Haunt Hacker”, [Steve Koci] knows a thing or two about bringing high-tech to Halloween. Wanting to build a mobile robot that could accompany him to conventions as a demonstration of the sort of animatronic mechanisms and controls he uses, he came up with the idea of JARVIS . The original plan was to make a ...
11
6
[ { "comment_id": "4427164", "author": "mioss", "timestamp": "2018-03-18T17:29:57", "content": "About as useful as 3D printed toilet bowl for hamsters.", "parent_id": null, "depth": 1, "replies": [ { "comment_id": "4427298", "author": "Elliot Williams", "times...
1,760,374,441.373837
https://hackaday.com/2018/03/18/this-big-bright-seven-segment-display-is-3d-printable/
This Big, Bright Seven-Segment Display Is 3D-Printable
Dan Maloney
[ "LED Hacks" ]
[ "3d printed", "baffle", "diffuser", "display", "led", "light pipe", "numeric", "seven segment" ]
https://hackaday.com/wp-…397664.png?w=799
Seven-segment LED displays have been around forever, it seems, and the design is pretty optimized by now. Off-the-shelf units are readily available in all sorts of sizes and colors, but if you want a really big display, you might have to roll your own. Scaling up the size doesn’t necessarily mean you have to scale up t...
16
9
[ { "comment_id": "4427110", "author": "steve.eh", "timestamp": "2018-03-18T15:16:19", "content": "Oh this is cool!, thanks for sharing", "parent_id": null, "depth": 1, "replies": [] }, { "comment_id": "4427127", "author": "Michael Black", "timestamp": "2018-03-18T16:10:02"...
1,760,374,441.425836
https://hackaday.com/2018/03/18/pipe-your-way-through-the-jams/
Pipe Your Way Through The Jams
Jenny List
[ "car hacks", "Musical Hacks" ]
[ "arduino", "bagpipe", "bagpipes", "music" ]
https://hackaday.com/wp-…atured.jpg?w=800
Playing the bagpipes is an art that takes a significant effort to master, both in keeping a constant air supply through balancing blowstick and bag and in learning the finger positions on the chanter. This last task we are told requires constant finger practice, and a favorite place for this is on the steering wheel as...
15
6
[ { "comment_id": "4426982", "author": "jcwren", "timestamp": "2018-03-18T11:17:56", "content": "Nothing sounds better than a well played bagpipe. OTOH, nothing sounds worse than a poorly played bagpipe.", "parent_id": null, "depth": 1, "replies": [ { "comment_id": "4427307",...
1,760,374,442.00233
https://hackaday.com/2018/03/18/speaking-the-same-language-as-a-wireless-thermometer/
Speaking The Same Language As A Wireless Thermometer
Brian McEvoy
[ "Wireless Hacks" ]
[ "433 mhz", "433MHz", "radio", "superheterodyne", "temp", "temperature", "thermometer", "wireless" ]
https://hackaday.com/wp-…sensor.jpg?w=750
Temperature is a delicate thing. Our bodies have acclimated to a tight comfort band, so it is no wonder that we want to measure and control it accurately. Plus, heating and cooling are expensive. Measuring a single point in a dwelling may not be enough, especially if there are multiple controlled environments like a te...
7
5
[ { "comment_id": "4427093", "author": "bufferscotch", "timestamp": "2018-03-18T14:37:10", "content": "Well done! Nice range improvement!", "parent_id": null, "depth": 1, "replies": [ { "comment_id": "4427921", "author": "Tim", "timestamp": "2018-03-19T02:52:...
1,760,374,442.047149
https://hackaday.com/2018/03/17/rfid-unlock-your-pc-because-youre-1337/
RFID Unlock Your PC, Because You’re 1337
Lewin Day
[ "classic hacks" ]
[ "arduino", "login", "rfid", "unlock" ]
https://hackaday.com/wp-…ner450.png?w=800
Ever wanted to feel like one of those movie hackers from the late 90s? Yes, your basement’s full of overclocked Linux rigs and you’ve made sure all your terminal windows are set to green text on a black background, but that’s not always enough. What you need is an RFID tag that unlocks your PC when you touch the reader...
25
8
[ { "comment_id": "4426855", "author": "joe", "timestamp": "2018-03-18T06:38:40", "content": "Meh, security by obscurity. Anyone can buttgrab and copy his card. no need to even pickpocket.", "parent_id": null, "depth": 1, "replies": [ { "comment_id": "4426863", "autho...
1,760,374,441.82263
https://hackaday.com/2018/03/17/from-cop-car-data-terminal-to-retro-computer/
From Cop Car Data Terminal, To Retro Computer
Jenny List
[ "classic hacks" ]
[ "beaglebone", "crt", "Motorola MDT9100", "retrocomputer" ]
https://hackaday.com/wp-…atured.jpg?w=800
It is possible that you will have lived your life without ever coming into contact with a Motorola MDT9100-T. The data terminal of choice for use in police cars across the globe was a computer with a full-sized QWERTY keyboard, a small CRT display, a mainboard sporting an Intel 386SX processor, and a custom version of ...
41
18
[ { "comment_id": "4426601", "author": "Rosi", "timestamp": "2018-03-18T02:09:48", "content": "Now that’s something I’d like to use!", "parent_id": null, "depth": 1, "replies": [] }, { "comment_id": "4426615", "author": "Ren", "timestamp": "2018-03-18T02:19:02", "conten...
1,760,374,441.90027
https://hackaday.com/2018/03/17/control-a-swarm-of-rc-vehicles-with-esp8266/
Control A Swarm Of RC Vehicles With ESP8266
Tom Nardi
[ "drone hacks", "Microcontrollers", "Radio Hacks" ]
[ "drone", "ESP-Now", "ESP8266", "quadcopter", "remote control", "rover" ]
https://hackaday.com/wp-…c_feat.jpg?w=800
Over at RCgroups, user [Cesco] has shared a very interesting project which uses the ever-popular ESP8266 as both a transmitter and receiver for RC vehicles. Interestingly, this code makes use of the ESP-Now protocol, which allows devices to create a mesh network without the overhead of full-blown WiFi. According to the...
9
4
[ { "comment_id": "4426405", "author": "CityZen", "timestamp": "2018-03-17T23:54:10", "content": "I think you’re a bit confused. Or maybe I am. You do need an RC “transmitter”, but only as a box with controls that generates a PPM signal. One ESP takes that PPM signal and sends it to the other. The...
1,760,374,441.947756
https://hackaday.com/2018/03/16/cracking-an-encrypted-external-hard-drive/
Cracking An Encrypted External Hard Drive
Tom Nardi
[ "computer hacks", "Peripherals Hacks", "Security Hacks" ]
[ "cold boot stepping", "encryption", "external hard drive", "security" ]
https://hackaday.com/wp-…o_feat.jpg?w=800
As far as hobbies go, auditing high security external hard drives is not terribly popular. But it’s what [Raphaël Rigo] is into, and truth be told, we’re glad it’s how he gets his kicks. Not only does it make for fascinating content for us to salivate over, but it’s nice to know there’s somebody with his particular ski...
13
7
[ { "comment_id": "4425358", "author": "james_lan", "timestamp": "2018-03-16T23:28:17", "content": "So, I had an idea that seems like it’d be great, if not for all the security, and methods to prevent direct access, of using an old hard drive as an encoder. Basically, say every 10th of a mm, have it s...
1,760,374,442.104009
https://hackaday.com/2018/03/16/go-big-or-go-home-this-arduino-rc-car-can-take-you-there/
Go Big Or Go Home – This Arduino RC Car Can Take You There
Sven Gregori
[ "Arduino Hacks", "car hacks" ]
[ "Arduino Uno", "autonomous car", "car", "car automation", "R/C car", "radio control car", "self-driving vehicle" ]
https://hackaday.com/wp-…atured.jpg?w=800
Whether we like it or not, eventually the day will come where we have to admit that we outgrew our childhood toys — unless, of course, we tech them up in the name of science. And in some cases we might get away with simply scaling things up to be more fitting for an adult size. [kenmacken] demonstrates how to do both, ...
28
10
[ { "comment_id": "4425074", "author": "janostman", "timestamp": "2018-03-16T20:19:38", "content": "Why not go for a RC shipliner?That thing is dangerous.", "parent_id": null, "depth": 1, "replies": [ { "comment_id": "4425084", "author": "jonmayo", "timestamp"...
1,760,374,442.169194
https://hackaday.com/2018/03/16/are-you-dying-to-upload-your-brain/
Are You Dying To Upload Your Brain?
Al Williams
[ "News" ]
[ "brain", "connectome", "cryonics", "no thanks" ]
https://hackaday.com/wp-…brain1.png?w=800
Cryonics — freezing humans for later revival — has been a staple of science fiction for ages. Maybe you want to be cured of something presently incurable or you just want to see the future. Of course, ignoring the problem of why anyone wants to thaw out a 500-year-old person, no one has a proven technology for thawing ...
63
21
[ { "comment_id": "4424943", "author": "Ostracus", "timestamp": "2018-03-16T18:33:33", "content": "“Cryonics — freezing humans for later revival”And the first pioneers like in so much science will be? …animals.", "parent_id": null, "depth": 1, "replies": [ { "comment_id": "44...
1,760,374,442.290103
https://hackaday.com/2018/03/16/mechanisms-gears/
Mechanisms: Gears
Dan Maloney
[ "Engineering", "Hackaday Columns" ]
[ "gear train", "gears", "helical gear", "involute", "Mechanisms", "pinion", "powdered metal", "rack", "spur gear", "teeth", "torque", "transmission" ]
https://hackaday.com/wp-…atured.jpg?w=800
Even before the Industrial Revolution, gears of one kind or another have been put to work both for and against us. From ancient water wheels and windmills that ground grain and pounded flax, to the drive trains that power machines of war from siege engines to main battle tanks, gears have been essential parts of almost...
29
15
[ { "comment_id": "4424899", "author": "Miroslav", "timestamp": "2018-03-16T17:19:56", "content": "If we are talking about the DIY gears, Cage gear is quite easy to make out of wood, with simple tools:https://en.wikipedia.org/wiki/Gear#Cage_gear", "parent_id": null, "depth": 1, "replies": ...
1,760,374,442.37542
https://hackaday.com/2018/03/16/were-hiring-come-join-us/
We’re Hiring: Come Join Us!
Mike Szczys
[ "Hackaday Columns", "Slider" ]
[ "hiring", "jobs", "writers" ]
https://hackaday.com/wp-…ed_744.png?w=744
The Hackaday writing crew goes to great lengths to cover all that is interesting to engineers and engineering enthusiasts. We find ourselves stretched a bit thin and it’s time to ask for help. Want to lend a hand while making some extra dough to plow back into your projects? These are work-from-home (or wherever you li...
55
12
[ { "comment_id": "4424868", "author": "sneakypoo", "timestamp": "2018-03-16T16:19:31", "content": "This is your time, “that’s not a hack”-posters, show us what you’ve got.", "parent_id": null, "depth": 1, "replies": [ { "comment_id": "4424869", "author": "Brian Bench...
1,760,374,442.63572
https://hackaday.com/2018/03/16/massive-shift-register-switches-lights/
Massive Shift Register Switches Lights
Bryan Cockfield
[ "Microcontrollers" ]
[ "256 bit", "art", "ESP8266", "lightbulb", "NodeMCU", "shift register", "switch" ]
https://hackaday.com/wp-…main1.jpeg?w=800
Sometimes you have to switch a light. Maybe it’s an LED but sometimes it’s mains-powered. That’s not too hard, a transistor and a relay should do it. If you have to switch more lights, that’s not too bad either, as long as your microcontroller has enough free GPIOs. But, if you need to switch a large number of lights, ...
15
8
[ { "comment_id": "4424884", "author": "Paul", "timestamp": "2018-03-16T16:41:23", "content": "This is an easy and quick problem to solve with about a €5000 of DMX dimmer packs (plus, realistically, about the same again on other cabling and packaging, and labour). So he came out well ahead with his €...
1,760,374,442.839088
https://hackaday.com/2018/03/16/linux-fu-file-aliases-links-and-mappings/
Linux Fu: File Aliases, Links, And Mappings
Al Williams
[ "Featured", "Linux Hacks", "Skills" ]
[ "bind mount", "fuse", "fuse filesystem", "hard link", "link", "linux", "Linux Fu", "ln", "mount", "symbolic link", "symlink" ]
https://hackaday.com/wp-…atured.jpg?w=800
Have you heard it said that everything in Linux is a file? That is largely true, and that’s why the ability to manipulate files is crucial to mastering Linux Fu. One thing that makes a Linux filesystem so versatile is the ability for a file to be many places at once. It boils down to keeping the file in one place but u...
37
9
[ { "comment_id": "4424796", "author": "Luke", "timestamp": "2018-03-16T14:19:23", "content": ">”One thing that makes a Linux filesystem so versatile is the ability for a file to be many places at once.”That’s one of the things that makes a Linux filesystem less versatile, because it becomes ambigous ...
1,760,374,443.056836
https://hackaday.com/2018/03/17/visible-light-ct-scanner-does-double-duty/
Visible Light CT Scanner Does Double Duty
Dan Maloney
[ "Misc Hacks", "Slider" ]
[ "3d scanner", "CAT scan", "computed tomography", "CT Scan", "DLSR", "Photogrammetry", "stage", "stepper", "translucent" ]
https://hackaday.com/wp-…756274.jpg?w=800
If you’ve ever experienced the heartbreak of finding a seed in your supposedly seedless navel orange, you’ll be glad to hear that with a little work, you can protect yourself with an optical computed tomography scanner to peer inside that slice before popping it into your mouth. We have to admit to reading this one wit...
21
11
[ { "comment_id": "4426037", "author": "PWalsh", "timestamp": "2018-03-17T20:16:19", "content": "Wow! Very creative build, very nice video, and high concept project. Just wonderful!This is exactly the sort of project I come to Hackaday for.", "parent_id": null, "depth": 1, "replies": [] ...
1,760,374,442.964152
https://hackaday.com/2018/03/17/capacitive-and-resistive-touch-sensors-for-wearables/
Capacitive And Resistive Touch Sensors For Wearables
Brian Benchoff
[ "Wearable Hacks" ]
[ "capacitive sensor", "Capacitive Touch Sensor", "fabric" ]
https://hackaday.com/wp-…header.jpg?w=800
When you look at switching solutions for electronic wearables, your options are limited. With a clever application of conductive fabric and thread, you can cobble together a simple switch, but the vast array of switch solutions is much more than that. This one is different . The zPatch from [Paul Strohmeier], [Jarrod K...
5
4
[ { "comment_id": "4425964", "author": "Jan", "timestamp": "2018-03-17T17:49:49", "content": "I really liked the example of the headphones. Especially when he held his hand to his ear to hear better.Though it also made me giggle, if he keeps that loud music on for the next few years he probably will b...
1,760,374,442.785843
https://hackaday.com/2018/03/17/3d-printed-stethoscope-makes-the-grade/
3D Printed Stethoscope Makes The Grade
Tom Nardi
[ "3d Printer hacks", "Medical Hacks", "Tool Hacks" ]
[ "3d printed", "medical devices", "openscad", "stethoscope" ]
https://hackaday.com/wp-…h_feat.jpg?w=800
On the off chance that initiatives like the Hackaday Prize didn’t make it abundantly clear, we believe strongly that open designs can change the world. Putting technology into the hands of the people is a very powerful thing, and depending on where you are or your station in life, can quite literally mean the differenc...
22
9
[ { "comment_id": "4425843", "author": "DainBramage", "timestamp": "2018-03-17T14:22:35", "content": "Nice one!What surprised me most was the fact that it took 3 years of development. This is not a slight at the team, but rather me being surprised at just how difficult a device the stethoscope must be...
1,760,374,442.901483
https://hackaday.com/2018/03/17/balloons-and-bubbles-make-for-kid-friendly-robot-deathmatch/
Balloons And Bubbles Make For Kid-Friendly Robot Deathmatch
Dan Maloney
[ "Robots Hacks" ]
[ "arduino", "balloon", "battle bot", "bubble", "deathmatch", "trackball" ]
https://hackaday.com/wp-…944906.png?w=800
Because nothing says “fun for kids” like barbed wire and hypodermic needles, here’s an interactive real-world game that everyone can enjoy. Think of it as a kinder, gentler version of Robot Wars , where the object of the game is to pop the balloon on the other player’s robot before yours get popped. Sounds simple, but ...
6
4
[ { "comment_id": "4425751", "author": "yeti", "timestamp": "2018-03-17T11:12:31", "content": "“Kid-Friendly” and “Deathmatch” in one sentence…What kind of education is that?Does reading that really hurt only me?", "parent_id": null, "depth": 1, "replies": [ { "comment_id": "...
1,760,374,443.099691
https://hackaday.com/2018/03/17/lockheed-shares-satellite-connectivity-options/
Lockheed Shares Satellite Connectivity Options
Kerry Scharfglass
[ "Space" ]
[ "announcement", "satellite", "space" ]
https://hackaday.com/wp-…-56-28.png?w=800
In an unusual turn of events, Lockheed Martin has released technical “payload accommodation information” for three of their satellite busses . In layperson’s terms, if you wanted to build a satellite and weren’t sure what guidelines to follow these documents may help you learn if Lockheed Martin has a platform to help ...
12
4
[ { "comment_id": "4425727", "author": "Dan", "timestamp": "2018-03-17T10:11:48", "content": "It’s interesting to see the old-school players trying to react to companies like SpaceX fundamentally changing the space game.With the cheap (relatively) and regular access to LEO offered by a reusable Falcon...
1,760,374,443.150085
https://hackaday.com/2018/03/16/google-builds-a-synthesizer-with-neural-nets-and-raspberry-pis/
Google Builds A Synthesizer With Neural Nets And Raspberry Pis.
Brian Benchoff
[ "Musical Hacks" ]
[ "google", "machine learning", "midi", "neural network", "NSynth", "synth" ]
https://hackaday.com/wp-…/nsync.jpg?w=800
AI is the new hotness! It’s 1965 or 1985 all over again! We’re in the AI Rennisance Mk. 2, and Google, in an attempt to showcase how AI can allow creators to be more… creative has released a synthesizer built around neural networks . The NSynth Super is an experimental physical interface from Magenta, a research group ...
16
9
[ { "comment_id": "4425633", "author": "Tsunamijuan", "timestamp": "2018-03-17T06:52:55", "content": "interesting, it would be very fun to sync with this my Axe-fx, for additional control features. Gonna have to check into this more.", "parent_id": null, "depth": 1, "replies": [] }, { ...
1,760,374,443.270965
https://hackaday.com/2018/03/16/3d-printed-antenna-is-broadband/
3D Printed Antenna Is Broadband
Al Williams
[ "3d Printer hacks", "Radio Hacks" ]
[ "3d printed antenna", "antenna", "discone" ]
https://hackaday.com/wp-…iscone.png?w=800
Antennas are a tricky thing, most of them have a fairly narrow range of frequencies where they work well. But there are a few designs that can be very broadband, such as the discone antenna. If you haven’t seen one before, the antenna looks like — well — a disk and a cone. There are lots of ways to make one, but [mkarl...
20
4
[ { "comment_id": "4425507", "author": "geocrasher", "timestamp": "2018-03-17T02:36:34", "content": "A long long time ago, in a city about 800 miles away, I worked at a Radio Shack. We sold discone antennae as “scanner antennas” because of their broadband nature. Now I know why :)", "parent_id": n...
1,760,374,443.21012
https://hackaday.com/2018/03/16/gamecube-dock-for-switch-mods-nintendo-with-more-nintendo/
Gamecube Dock For Switch Mods Nintendo With More Nintendo
Donald Papp
[ "Nintendo Hacks" ]
[ "3d printed", "cad", "console", "gamecube", "mod", "nintendo", "Nintendo Switch" ]
https://hackaday.com/wp-…atured.jpg?w=800
[Dorison Hugo] let us know about a project he just completed that not only mods Nintendo with more Nintendo, but highlights some of the challenges that come from having to work with and around existing hardware. The project is a Gamecube Dock for the Nintendo Switch , complete with working Gamecube controller ports. It...
9
4
[ { "comment_id": "4424669", "author": "Dan", "timestamp": "2018-03-16T11:37:35", "content": "Fantastic mod, though it never occurred to me that anyone would still be willingly using GC controllers…", "parent_id": null, "depth": 1, "replies": [ { "comment_id": "4424775", ...
1,760,374,443.318206
https://hackaday.com/2018/03/16/google-light-fields-trying-to-get-the-jump-on-magic-leap/
Google Light Fields Trying To Get The Jump On Magic Leap
Richard Baguley
[ "Virtual Reality" ]
[ "light field", "vr" ]
https://hackaday.com/wp-…_15fps.gif?w=661
Light Field technology is a fascinating area of Virtual Reality research that emulates the way that light behaves to make a virtual scene look more realistic. By emulating light coming from multiple angles entering the eye, the scenes look more realistic because they look closer to reality. It is rumored to be part of ...
24
7
[ { "comment_id": "4424590", "author": "codl", "timestamp": "2018-03-16T08:27:31", "content": "…Aren’t these completely different things? I don’t see how google’s souped up panorama thing is related to magic leap’s AR headset thing", "parent_id": null, "depth": 1, "replies": [] }, { ...
1,760,374,443.694321
https://hackaday.com/2018/03/15/a-plywood-laptop-for-your-raspberry-pi/
A Plywood Laptop For Your Raspberry Pi
Tom Nardi
[ "computer hacks", "hardware", "laptops hacks" ]
[ "diy laptop", "laptop", "laser cut", "plywood", "raspberry pi", "woodworking" ]
https://hackaday.com/wp-…p_feat.jpg?w=800
[Rory Johnson] writes in to tell us about PlyTop Shell , a Creative Commons licensed design for a laser cut wooden laptop that he’s been working on since 2016. It’s designed to accommodate the Raspberry Pi (or other similarly sized SBCs), and aims to provide the builder with a completely customizable mobile computer. H...
5
5
[ { "comment_id": "4424757", "author": "Ren", "timestamp": "2018-03-16T13:32:04", "content": "No, a “plastic quilt” would be better looking than that thing!B^)", "parent_id": null, "depth": 1, "replies": [] }, { "comment_id": "4424760", "author": "Ren", "timestamp": "2018-0...
1,760,374,443.576244
https://hackaday.com/2018/03/15/a-pin-pusher-to-make-life-easier/
A Pin Pusher To Make Life Easier
Lewin Day
[ "Tool Hacks" ]
[ "component tubes", "components", "ic tube", "ics", "jig", "jigs", "production", "tool", "tube of ICs", "tubes" ]
https://hackaday.com/wp-…in4502.jpg?w=800
Picture the scene: you’ve whipped up an amazing new gadget, your crowdfunding campaign has gone well, and you’ve got a couple hundred orders to fill. Having not quite hit the big time, you’re preparing to tackle the production largely yourself. Parts begin to flood in, and you’ve got tube after tube of ICs ready to pop...
67
25
[ { "comment_id": "4424353", "author": "jcwren", "timestamp": "2018-03-16T02:07:07", "content": "In the olden days we used to have to use a pair of dykes and just pop them out by hand. It was horrible.", "parent_id": null, "depth": 1, "replies": [ { "comment_id": "4424373", ...
1,760,374,444.266179
https://hackaday.com/2018/03/15/a-compensated-thermocouple-amp-ready-for-arduino/
A Compensated Thermocouple Amp, Ready For Arduino
Dan Maloney
[ "Misc Hacks" ]
[ "adc", "cold junction", "compensator", "instrumentation amp", "juntion", "k-type thermocouple", "scaling", "thermocouple" ]
https://hackaday.com/wp-…350807.jpg?w=800
When you want to measure temperature with an Arduino or other microcontrollers, there are a ton of options for sensors. Temperature chips and sensor modules abound, some with humidity sensors built-in and all with easy interfacing and an expansive supporting code library. But dip one of those sensors into, say, molten ...
14
8
[ { "comment_id": "4424202", "author": "Max", "timestamp": "2018-03-15T23:31:24", "content": "Or for $18?https://www.adafruit.com/product/3263", "parent_id": null, "depth": 1, "replies": [] }, { "comment_id": "4424203", "author": "k-ww", "timestamp": "2018-03-15T23:32:00", ...
1,760,374,443.633318
https://hackaday.com/2018/03/15/carbon-augmented-spider-silk/
Carbon Augmented Spider Silk
Brian McEvoy
[ "chemistry hacks" ]
[ "biochemistry", "biology", "Chemistry", "graphene", "nanotube", "silk", "silkworm", "spider" ]
https://hackaday.com/wp-…-image.jpg?w=800
Some of the creepy-crawlers under our feet, flitting through the air, and waiting on silk webs, incorporate metals into their rigid body parts and make themselves harder. Like Mega Man, they absorb the metals to improve themselves. In addition to making their bodies harder, silk-producing creatures like worms and spide...
22
10
[ { "comment_id": "4424010", "author": "Internet", "timestamp": "2018-03-15T20:34:50", "content": "The obvious question seems to be what impact does that environment have on the spiders? Are they bathing in the equivalent of radioactive waste here or is there no impact at all? How “bad” are CNTs to hu...
1,760,374,444.00673
https://hackaday.com/2018/03/15/get-together-and-hack-this-saturday-at-world-create-day/
Get Together And Hack This Saturday At World Create Day!
Mike Szczys
[ "cons", "Hackaday Columns", "The Hackaday Prize" ]
[ "2018 Hackaday Prize", "meetup", "World Create Day" ]
https://hackaday.com/wp-…atured.jpg?w=800
Spend some time with the Hackaday Community in your area this weekend. There are more than 100 community organized meetups happening this Saturday for Hackaday World Create Day. Check the big map for one near you and click the “Join this event” button in the upper right of their events page to let them know you’re comi...
1
1
[ { "comment_id": "4423944", "author": "drwho8 (@drwho8)", "timestamp": "2018-03-15T19:01:05", "content": "Now there’s an idea. I’m there. Gonna drag along what I do best. And contribute support. Incidentally one of them is Pi Zero based……", "parent_id": null, "depth": 1, "replies": [] }...
1,760,374,444.307884
https://hackaday.com/2018/03/15/building-a-portable-solar-powered-spot-welder-nearly-practical/
Building A Portable Solar-Powered Spot Welder: Nearly Practical!
Sean Boyce
[ "Featured", "how-to", "Tool Hacks" ]
[ "diy spot welder", "solar power", "supercapacitor" ]
https://hackaday.com/wp-…welder.jpg?w=800
Last time, we covered storing and charging a 3000 Farad supercapacitor to build a solar-powered, portable spot welder. Since then, I’ve made some improvements to the charging circuit and gotten it running. To recap, the charger uses a DC-DC buck converter to convert a range of DC voltages down to 2.6 V. It can supply a...
18
6
[ { "comment_id": "4423848", "author": "Toby", "timestamp": "2018-03-15T17:14:42", "content": "“Or I could just give up portability and solar power altogether and use a microwave transformer to build the spot welder.”Before doing that.. if you wanted portable.. maybe something that plugs into a car ci...
1,760,374,444.070753
https://hackaday.com/2018/03/15/reverse-engineer-an-x-ray-image-sensor/
Reverse Engineer An X-Ray Image Sensor
Jenny List
[ "FPGA", "Medical Hacks" ]
[ "fpga", "linear CCD", "x-ray", "x-ray imaging" ]
https://hackaday.com/wp-…atured.jpg?w=800
If you think of a medical x-ray, it is likely that you are imagining a photographic plate as its imaging device. Clipped to your tooth by your dentist perhaps, or one of the infamous pictures of the hands of [Thomas Edison]’s assistant [Clarence Madison Dally]. As with the rest of photography, the science of x-ray imag...
19
8
[ { "comment_id": "4423752", "author": "elmesito", "timestamp": "2018-03-15T15:33:20", "content": "I have a dejavu about this article", "parent_id": null, "depth": 1, "replies": [ { "comment_id": "4423768", "author": "Mike Szczys", "timestamp": "2018-03-15T15:...
1,760,374,443.945164
https://hackaday.com/2018/03/15/a-tale-of-two-phases-and-tech-inertia/
A Tale Of Two Phases And Tech Inertia
Al Williams
[ "Hackaday Columns", "History", "Original Art" ]
[ "AC power generation", "edison", "tesla", "two phase", "westinghouse" ]
https://hackaday.com/wp-…phases.jpg?w=800
What kind of power service is in the United States? You probably answered 120-volt service. If you thought a little harder, you might remember that you have some 240-volt outlets and that some industrial service is three phase. There used to be DC service, but that was a long time ago. That’s about it, right? Turns out...
101
24
[ { "comment_id": "4423692", "author": "Julien Etienne", "timestamp": "2018-03-15T14:11:57", "content": "FTR It’s even 240V AC in Europe now most of the time and 380V AC on three-phase.", "parent_id": null, "depth": 1, "replies": [ { "comment_id": "4423695", "author":...
1,760,374,444.456693
https://hackaday.com/2018/03/15/programming-linux-devices-with-arduino-and-the-cloud/
Programming Linux Devices With Arduino And The Cloud
Brian Benchoff
[ "Arduino Hacks", "News" ]
[ "arduino", "Arduino Create", "beaglebone", "ide", "IoT", "raspberry pi" ]
https://hackaday.com/wp-…create.png?w=800
Back in the olden days, when the Wire library still sucked, the Arduino was just a microcontroller. Now, we have single board computers and cheap microcontrollers with WiFi built in. As always, there’s a need to make programming and embedded development more accessible and more widely supported among the hundreds of de...
28
14
[ { "comment_id": "4423484", "author": "Gravis", "timestamp": "2018-03-15T11:32:15", "content": "Serious overengineering. :-/", "parent_id": null, "depth": 1, "replies": [ { "comment_id": "4423666", "author": "bufferscotch", "timestamp": "2018-03-15T13:38:08",...
1,760,374,444.521799
https://hackaday.com/2018/03/15/laser-cut-your-3d-printed-trash/
Laser Cut Your 3D Printed Trash
Brian Benchoff
[ "3d Printer hacks", "Laser Hacks" ]
[ "3D printed trash", "3d printer", "laser cutter", "trash" ]
https://hackaday.com/wp-…scraps.jpg?w=800
If you have a 3D printer, you’re surrounded by plastic trash. I’m speaking, of course, of failed prints, brims, and support material that builds up in the trash can near your printer. Although machines that turn that trash into filament exist, they’re not exactly common. But there’s another way to turn that waste into ...
21
9
[ { "comment_id": "4423176", "author": "Paul", "timestamp": "2018-03-15T08:17:46", "content": "I don’t understand.ABS doesn’t have any chlorine atoms – why would blending it release chlorine gas?", "parent_id": null, "depth": 1, "replies": [ { "comment_id": "4423506", ...
1,760,374,447.033786
https://hackaday.com/2018/03/14/introduce-yourself-to-a-pocketbeagle-with-baconbits/
Introduce Yourself To A PocketBeagle With BaconBits
Roger Cheng
[ "hardware", "Microcontrollers" ]
[ "beaglebone", "cape", "development board", "development boards", "embedded hardware workshop", "Embedded Linux", "PocketBeagle" ]
https://hackaday.com/wp-…s-16x9.png?w=800
The PocketBeagle single-board computer is now a few months old, and growing fast like its biological namesake. An affordable and available offering in the field of embedded Linux computing, many of us picked one up as an impulse buy. For some, the sheer breadth of possibilities can be paralyzing. (“What do I do first?”...
6
5
[ { "comment_id": "4423096", "author": "Nate B", "timestamp": "2018-03-15T05:12:19", "content": "This reminds me of the various “fun shield” / “stem shield” sort of things for the Arduino ecosystem. Skip the jumper wires for now, just play with code and libraries and stuff. Good stuff! And the slides ...
1,760,374,446.319406
https://hackaday.com/2018/03/14/led-illusion-makes-colorful-water-drops-defy-gravity/
LED Illusion Makes Colorful Water Drops Defy Gravity
Dan Maloney
[ "LED Hacks", "Misc Hacks" ]
[ "led", "neopixel", "Nozzle", "pump", "pwm", "rgb", "strobe", "time fountain" ]
https://hackaday.com/wp-…098332.png?w=800
The 60s and 70s were a great time for kitschy lighting accessories. Lava lamps, strobes, color organs, black light posters — we had it all. One particularly groovy device was an artificial rain display, where a small pump dripped mineral oil over vertical monofilament lines surrounding a small statue, with the whole th...
15
10
[ { "comment_id": "4423021", "author": "neotechni", "timestamp": "2018-03-15T02:18:23", "content": "Very pretty", "parent_id": null, "depth": 1, "replies": [] }, { "comment_id": "4423055", "author": "dexdrako", "timestamp": "2018-03-15T03:19:17", "content": "very impres...
1,760,374,446.530747
https://hackaday.com/2018/03/14/interactive-plant-lamps-for-quiet-spaces/
Interactive Plant Lamps For Quiet Spaces
Kristina Panos
[ "Arduino Hacks", "LED Hacks", "Lifehacks" ]
[ "arduino", "bluetooth", "flex sensor", "fsr", "RGB LED" ]
https://hackaday.com/wp-…mp-800.png?w=800
If you’ve spent any serious time in libraries, you’ve probably noticed that they attract people who want or need to be alone without being isolated. In this space, a kind of silent community is formed. This phenomenon was the inspiration [MoonAnchor23] needed to build a network of connected house plants for a course on...
4
3
[ { "comment_id": "4422934", "author": "Saabman", "timestamp": "2018-03-14T23:47:05", "content": "The music playing in the video should have been Sam fox’s touch meIt’s kind of a pick up line for shy people …", "parent_id": null, "depth": 1, "replies": [] }, { "comment_id": "442293...
1,760,374,446.265674
https://hackaday.com/2018/03/14/rc-car-hacked-into-paintball-shooting-tank/
RC Car Hacked Into Paintball Shooting Tank
Steven Dufresne
[ "Toy Hacks" ]
[ "paintball", "paintball gun", "RC tank", "remote control car", "rivets" ]
https://hackaday.com/wp-…ank-fe.jpg?w=800
What’s more fun, driving RC cars around on rugged terrain, or having a paintball battle? How about doing both at the same time by making an RC controlled, paintball firing tank ? [Nate] from the King of Random YouTube channel did just that by mounting a modified paintball gun to a stripped-down RC car, adding an RC tri...
17
6
[ { "comment_id": "4423033", "author": "Eric Weatherby", "timestamp": "2018-03-15T02:31:08", "content": "Ah ha ha! Once again, the KV shrugs off puny fascist attacks! I don’t remember them being that fast, though.IF you like RC tanks (and why wouldn’t you?) you should check this out:https://www.rctank...
1,760,374,446.969968
https://hackaday.com/2018/03/14/incremental-sheet-forming-with-a-cnc-machine/
Incremental Sheet Forming With A CNC Machine
Al Williams
[ "cnc hacks" ]
[ "cnc", "incremental sheet forming", "sheet metal" ]
https://hackaday.com/wp-…03/isf.png?w=800
If you want to form a piece of sheet metal into a shape, you’ll probably think about using a die. That’s certainly a great way to do it, but it presupposes you can create or purchase the die, which may be a showstopper for small projects. [Dardy-7] has worked out how to use a lesser-used technique — incremental sheet f...
27
9
[ { "comment_id": "4422722", "author": "Luke", "timestamp": "2018-03-14T19:53:11", "content": ">”We couldn’t help but think that a 3D printer could easily create a backing plate”That’s what they did. They took the 3D model of the shape and printed out a matching solid to place under the sheet.", "...
1,760,374,447.102682
https://hackaday.com/2018/03/14/teardown-the-oregon-trail-handheld/
Teardown:The Oregon TrailHandheld
Tom Nardi
[ "classic hacks", "handhelds hacks", "Slider", "Teardown" ]
[ "emulator", "handheld", "retro", "The Oregon Trail" ]
https://hackaday.com/wp-…_feat1.jpg?w=800
If you were a school-age child in the 1980’s or 1990’s, you almost certainly played The Oregon Trail . Thanks to its vaguely educational nature, it was a staple of school computers until the early 2000’s, creating generations of fans. Now that those fans are old enough to have disposable incomes, we are naturally seein...
80
20
[ { "comment_id": "4422616", "author": "chango", "timestamp": "2018-03-14T17:08:54", "content": "25Q80 is a 1Mbyte SPI NOR flash. I would be surprised if the game ROM isn’t in there.", "parent_id": null, "depth": 1, "replies": [ { "comment_id": "4422905", "author": "...
1,760,374,446.663899
https://hackaday.com/2018/03/14/stephen-hawkings-legacy-includes-making-his-work-widely-approachable/
Stephen Hawking’s Legacy Includes Making His Work Widely Approachable
Mike Szczys
[ "Current Events", "News" ]
[ "a brief history of time", "futurama", "hawking radiation", "pop culture", "remembrance", "star trek", "stephen hawking", "The Big Bang Theory", "The Simpsons" ]
https://hackaday.com/wp-…atured.jpg?w=620
We are saddened by the passing of physicist Stephen Hawking. One of the great minds of our time, Hawking’s work to apply quantum theory to black holes launched his career and led to his best known theoretical discovery that black holes emit radiation, aptly known as Hawking radiation. Thinking back on Stephen Hawking’s...
38
12
[ { "comment_id": "4422584", "author": "Ostracus", "timestamp": "2018-03-14T16:26:11", "content": "“Having scientists in the public light is crucial to research and advancement. It lets the general public know what kind of frontiers are being pursued, and why that matters. This trickles both up and do...
1,760,374,446.473905
https://hackaday.com/2018/03/14/friday-hack-chat-everything-raspberry-pi/
Friday Hack Chat: Everything Raspberry Pi
Brian Benchoff
[ "Hackaday Columns", "Raspberry Pi" ]
[ "Hack Chat", "Pi", "raspberry pi" ]
https://hackaday.com/wp-…pberry.png?w=800
The Raspberry Pi is six years old now, and in that time it’s become the most popular single board computer. Over these last few years, the Pi has improved from a relatively anemic board based on a smartphone SoC to a surprisingly fast board that’s loaded up with some of the best software and the best community support ...
17
8
[ { "comment_id": "4422554", "author": "Ren", "timestamp": "2018-03-14T15:42:19", "content": "Is he going to point us to the source code of the Broadcom chip?", "parent_id": null, "depth": 1, "replies": [] }, { "comment_id": "4422577", "author": "jeff", "timestamp": "2018-0...
1,760,374,446.383973
https://hackaday.com/2018/03/14/archimedes-would-have-known-better-if-he-could-count-to-a-million/
Archimedes Would Have Known Better If He Could Count To A Million
Brian Benchoff
[ "Current Events", "Featured", "History", "Misc Hacks", "Original Art", "Slider" ]
[ "approximating pi", "archimedes", "Monte Carlo", "Pi", "Pi day", "probability", "quantum mechanics" ]
https://hackaday.com/wp-…/piday.jpg?w=800
Today is March 14th, or Pi Day because 3.14 is March 14th rendered in month.day date format. A very slightly better way to celebrate the ratio of a circle’s circumference to its diameter is July 22nd, or 22/7 written in day/month order, a fractional approximation of pi that’s been used for thousands of years and is a b...
78
26
[ { "comment_id": "4422453", "author": "Max Siegieda (@CampGareth)", "timestamp": "2018-03-14T14:07:55", "content": "“and the area inside the circle is Formula does not parse ,”But it does copy-paste, that’s interesting.", "parent_id": null, "depth": 1, "replies": [ { "commen...
1,760,374,446.910224
https://hackaday.com/2018/03/14/rc-transmitter-hacked-into-music-player/
RC Transmitter Hacked Into Music Player
Tom Nardi
[ "handhelds hacks", "hardware", "Musical Hacks" ]
[ "music", "OpenTX", "RC transmitter", "Taranis" ]
https://hackaday.com/wp-…c_feat.jpg?w=800
Packed with an incredible amount of hardware, and increasingly likely to be running an open source firmware, the modern RC transmitter is effectively a little multi-purpose computer in its own right. Accordingly there is a small, but growing, community of developers coming out with software applications targeting these...
9
6
[ { "comment_id": "4421946", "author": "Galane", "timestamp": "2018-03-14T11:19:27", "content": "Something to do when waiting for your turn on the runway.", "parent_id": null, "depth": 1, "replies": [] }, { "comment_id": "4421953", "author": "Andrew", "timestamp": "2018-03-...
1,760,374,447.155694
https://hackaday.com/2018/03/14/raspberry-pi-gets-faster-cpu-and-better-networking-in-the-new-model-3-b/
Raspberry Pi Gets Faster CPU And Better Networking In The New Model 3 B+
Brian Benchoff
[ "Featured", "News", "Raspberry Pi", "Slider" ]
[ "Pi", "Pi 3", "Product Release", "raspberry pi", "Raspberry Pi 3" ]
https://hackaday.com/wp-…atured.jpg?w=800
While the Raspberry Pi’s birthday (and the traditional release date for the newest and best Pi) was a few weeks ago, Pi Day is a fitting enough date for the introduction of the best Pi to date. The Raspberry Pi 3 Model B+ is the latest from the Raspberry Pi foundation . It’s faster, it has better networking, and most i...
144
42
[ { "comment_id": "4421673", "author": "Spock", "timestamp": "2018-03-14T07:23:05", "content": "What still is missing is good eMCC on-board flash. Even 512MB is sufficient for many use scenarios. SD cards sucks in many long term solutionsRPi is famous to be SD card destroyer in many usage scenarios."...
1,760,374,447.906709
https://hackaday.com/2018/03/13/pocket-sized-multiduino-does-it-all/
Pocket-Sized Multiduino Does It All
Kristina Panos
[ "Arduino Hacks" ]
[ "analog multimeter", "arduino nano", "continuity tester", "pwm", "rtc", "temperature sensor" ]
https://hackaday.com/wp-…o-8001.png?w=800
How many times have you wished for a pocket-sized multimeter? How about a mini microcontroller-based testing rig? Have you ever dared to dream of a device that does both? Multiduino turns an Arduino Nano into a Swiss Army knife of portable hacking . It can function as an analog multimeter to measure resistance, voltage...
16
8
[ { "comment_id": "4421629", "author": "agenio", "timestamp": "2018-03-14T05:14:32", "content": "Jack off all trades, master of none.", "parent_id": null, "depth": 1, "replies": [ { "comment_id": "4421719", "author": "Hopo28", "timestamp": "2018-03-14T09:04:28...
1,760,374,447.999268
https://hackaday.com/2018/03/13/up-alphagoer-five/
Up AlphaGoer Five
Al Williams
[ "Software Hacks" ]
[ "AlphaGo", "DeepMind", "Go", "google" ]
https://hackaday.com/wp-…/03/go.png?w=800
AlphaGo is the deep learning program that can beat humans at the game Go. You can read Google’s highly technical paper on it, but you’ll have to wade through some very academic language. [Aman Agarwal] has done us a favor. He took the original paper and dissected the important parts of in in plain English . If the titl...
9
5
[ { "comment_id": "4421602", "author": "Olsen", "timestamp": "2018-03-14T03:04:53", "content": "I’m working on a robot and neural network that can beat humans at calvinball.It didn’t go very well. I think humanity’s future is secured with calvinball.", "parent_id": null, "depth": 1, "repli...
1,760,374,447.710789
https://hackaday.com/2018/03/13/building-a-lightweight-softbox-for-better-photography/
Building A Lightweight Softbox For Better Photography
Brian Benchoff
[ "Video Hacks" ]
[ "lighting", "photography", "soft box" ]
https://hackaday.com/wp-…ghtbox.png?w=800
If you want to take good photographs, you need good light. Luckily for us, you can get reels and reels of LEDs from China for pennies, power supplies are ubiquitous, and anyone can solder up a few LED strips. The missing piece of the puzzle is a good enclosure for all these LEDs, and a light diffuser. [Eric Strebel] re...
14
6
[ { "comment_id": "4421541", "author": "ql2z", "timestamp": "2018-03-14T00:38:55", "content": "Where does he get those wonderful toys?", "parent_id": null, "depth": 1, "replies": [ { "comment_id": "4421574", "author": "BrightBlueJim", "timestamp": "2018-03-14...
1,760,374,447.658834
https://hackaday.com/2018/03/13/automatic-diy-wire-stripper/
Automatic DIY Wire Stripper
Lewin Day
[ "Tool Hacks" ]
[ "wire stripper" ]
https://hackaday.com/wp-…in4501.jpg?w=800
Breadboards are a great way to get started with electronics, they can remove the need for soldering which saves time for beginners who are still getting to grips with the basics of electricity, and they allow quick and easy changes to be made without the risk of melting components. However, they do require the strippin...
5
3
[ { "comment_id": "4421503", "author": "Mart", "timestamp": "2018-03-13T22:59:51", "content": "Love the idea, but too much time lost for the wire snipper to close.", "parent_id": null, "depth": 1, "replies": [ { "comment_id": "4421546", "author": "Tsunamijuan", ...
1,760,374,447.950031
https://hackaday.com/2018/03/13/a-diy-5v-3v-switching-converter-in-the-space-of-a-to-220-package/
A DIY 5V-3V Switching Converter In The Space Of A TO-220 Package
Dan Maloney
[ "Misc Hacks" ]
[ "705", "buck converter", "dc-dc", "PAM2305", "power supply", "smd", "smps", "TO-220" ]
https://hackaday.com/wp-…823816.png?w=800
We’re suckers for miniaturization projects. Stuff anything into a small enough package and you’ve probably got our attention. Make that something both tiny and useful, like this 5-volt to 3.3-volt converter in a TO-220 sized package , and that’s something to get excited about. It’s a switch mode power supply that takes...
33
9
[ { "comment_id": "4421374", "author": "dreamsofageek", "timestamp": "2018-03-13T18:38:00", "content": "Man I still feel weird when people say 0603 parts are hard to solder…then i remember I install smaller components by hand for a living! Awesome little project tho. Gotta love these things :D", "...
1,760,374,448.518013
https://hackaday.com/2018/03/13/stephanie-kwolek-saving-lives-with-kevlar/
Stephanie Kwolek: Saving Lives With Kevlar
Dan Maloney
[ "Biography", "Hackaday Columns", "History", "Original Art" ]
[ "aramid", "armor", "ballistic", "bulletproof", "fiber", "kevlar", "polymer", "textile" ]
https://hackaday.com/wp-…kwolek.jpg?w=800
Almost a really bad day in the woods. Like most accidents, it happened in an instant that seemed to last an eternity. I had been felling trees for firewood all afternoon, and in the waning light of a cold November day, I was getting ready to call it quits. There was one tiny little white pine sapling left that I wanted...
41
10
[ { "comment_id": "4421340", "author": "Ren", "timestamp": "2018-03-13T17:19:01", "content": "“the world’s first aromatic polyamide fibers ”From which we get the name Aramidhttps://en.wikipedia.org/wiki/Aramid", "parent_id": null, "depth": 1, "replies": [ { "comment_id": "442...
1,760,374,448.084533
https://hackaday.com/2018/03/13/hacked-3d-tv-glasses-may-cure-lazy-eye/
Hacked 3D TV Glasses May Cure Lazy Eye
Al Williams
[ "ATtiny Hacks", "Medical Hacks" ]
[ "3d glasses", "amblyopia", "lazy eye", "lcd" ]
https://hackaday.com/wp-…lasses.png?w=800
Lazy eye (technically Amblyopia) is a sight disorder that affects about 3% of the population where one eye is stronger than the other. Historically, treatment is via an eyepatch or special drops, but research shows that it may be better not to cover up the strong eye for long periods. It suggests that occluding the eye...
19
10
[ { "comment_id": "4421282", "author": "Dave Walker", "timestamp": "2018-03-13T15:44:04", "content": "Is it just me who immediately thought of the Joo Janta 200 Super-Chromatic Peril-Sensitive Sunglasses?http://hitchhikers.wikia.com/wiki/Joo_Janta_200_Super-Chromatic_Peril_Sensitive_Sunglasses", "...
1,760,374,448.23931
https://hackaday.com/2018/03/13/review-limesdr-mini-software-defined-radio-transceiver/
Review: LimeSDR Mini Software Defined Radio Transceiver
Jenny List
[ "Featured", "Radio Hacks", "Reviews", "Slider" ]
[ "LimeSDR", "LimeSDR mini", "radio", "sdr" ]
https://hackaday.com/wp-…bright.png?w=800
It’s fair to say that software-defined radio represents the most significant advance in affordable radio equipment that we have seen over the last decade or so. Moving signal processing from purpose-built analogue hardware into the realm of software has opened up so many exciting possibilities in terms of what can be d...
56
16
[ { "comment_id": "4421147", "author": "Logic001", "timestamp": "2018-03-13T14:08:41", "content": "I don’t think the LimeSDR or LimeSDR-Mini is available on Kickstarter, but instead on Crowdsupply (https://www.crowdsupply.com/lime-micro/limesdr-mini). Its a great little radio, even if the drivers aren...
1,760,374,448.187865
https://hackaday.com/2018/03/13/unbricking-a-3d-printer-the-hard-way-by-writing-a-bootloader/
Unbricking A 3D Printer The Hard Way: By Writing A Bootloader
Jenny List
[ "3d Printer hacks", "Microcontrollers", "Slider" ]
[ "3d printer", "bootloader", "cortex m0", "firmware", "memory map", "monoprice mini delta" ]
https://hackaday.com/wp-…atured.jpg?w=800
There’s a sinking feeling when a firmware upgrade to a piece of equipment goes wrong. We’ve all likely had this happen and  bricked a device or two. If we are lucky we can simply reapply the upgrade or revert to a previous version, and if we’re unlucky we have to dive into a serial debug port to save the device from th...
34
11
[ { "comment_id": "4420788", "author": "jpa", "timestamp": "2018-03-13T11:37:18", "content": "I wonder couldn’t he have just copied the bootloader from the friends machine?", "parent_id": null, "depth": 1, "replies": [ { "comment_id": "4420797", "author": "Redhatter (...
1,760,374,448.443289
https://hackaday.com/2018/03/13/3d-printed-transmission-invented-again-this-time-continuously-variable/
3D Printed Transmission Invented Again; This Time Continuously Variable
Al Williams
[ "3d Printer hacks", "Robots Hacks" ]
[ "gearbox", "transmission" ]
https://hackaday.com/wp-…3/gear.png?w=800
We shouldn’t laugh, but we know the feeling very well. [Gear Down for What] invented a revolutionary transmission and fabricated it from scrap material when he was 16. Except he later found out the same design was the subject of a patent filed 14 years earlier. Dismayed he destroyed his prototype, but fast forward to t...
26
10
[ { "comment_id": "4420611", "author": "Marc PELTIER", "timestamp": "2018-03-13T08:42:45", "content": "Sure, that’s clever, and I encourage you!But as far as I understand it, the transmission of power to the output axis is done by ratchets, and the part of the ratchet resting on the splines of the axi...
1,760,374,449.095113
https://hackaday.com/2018/03/12/respectfully-modifying-the-amiga-500/
Respectfully Modifying The Amiga 500
Tom Nardi
[ "classic hacks", "computer hacks" ]
[ "Amiga 500", "expansion", "ram", "vintage computer" ]
https://hackaday.com/wp-…m_feat.jpg?w=800
Modifying the Amiga 500 to speed up access to RAM in a memory expansion pack is a well documented procedure, with guides on the process written in the early 1990’s when the hardware was only a few years old. But as they were written for contemporary hardware, they make no concessions for how one should be treating a vi...
22
5
[ { "comment_id": "4420374", "author": "MinorHavoc", "timestamp": "2018-03-13T06:18:46", "content": "That’s a nifty design for the Agnus adapter and the modification in general. Well done.With regards to the article above, I believe the modification isn’t to speed up the internal RAM expansion speed ...
1,760,374,449.175957
https://hackaday.com/2018/03/12/baremetal-rust-on-the-horizon/
Baremetal Rust On The Horizon
Inderpreet Singh
[ "Microcontrollers", "News", "Software Development" ]
[ "baremetal", "language", "microcontroller", "rust" ]
https://hackaday.com/wp-…2/rust.jpg?w=800
Rust Programming Langauge has grown by leaps and bounds since it was announced in 2010 by Mozilla. It has since become a very popular language owing to features such as memory safety and its ownership system. And now, news has arrived of an Embedded Devices Working Group for Rust aiming at improving support for microco...
48
10
[ { "comment_id": "4420256", "author": "halherta", "timestamp": "2018-03-13T02:26:12", "content": "Rust is a very interesting Language with a lot of potential. I think that it is a good fit for Embedded Systems. I’d also like to see GO-lang target embedded devices. I do realize that unlike Rust, Go re...
1,760,374,449.262906
https://hackaday.com/2018/03/12/on-a-quest-for-the-perfect-numpad/
On A Quest For The Perfect Numpad
Tom Nardi
[ "Microcontrollers", "Peripherals Hacks" ]
[ "Adafruit Feather", "bluetooth", "mechanical keyboard", "numpad", "woodworking" ]
https://hackaday.com/wp-…d_feat.jpg?w=800
Often times, the only way to get exactly what you want in a device is to just build it yourself. Well, maybe not the only way, but we’ve all certainly told ourselves it was the only way enough that it might as well be true. We don’t know if the DIY imperative felt by [Olav Vatne] to construct his own Bluetooth mechanic...
16
4
[ { "comment_id": "4418979", "author": "nxfio", "timestamp": "2018-03-12T08:12:20", "content": "But why bluetooth? That will result in massive lags in gaming. Wire is the only way.", "parent_id": null, "depth": 1, "replies": [ { "comment_id": "4419642", "author": "Bee...
1,760,374,449.425689
https://hackaday.com/2018/03/11/glorious-body-of-tracked-mad-mech-started-as-cardboard/
Glorious Body Of Tracked ‘Mad Mech’ Started As Cardboard
Donald Papp
[ "Arduino Hacks", "how-to", "Robots Hacks" ]
[ "arduino", "cardboard", "fiberglass", "L298N", "Mad Max", "motor driver", "nRF24L01+", "papercraft", "peacemaker", "pepakura", "prototyping", "rc", "robot", "tank treads", "tracked", "treads", "vex" ]
https://hackaday.com/wp-…atured.jpg?w=773
[Dickel] always liked tracked vehicles. Taking inspiration from the ‘Peacemaker’ tracked vehicle in Mad Max: Fury Road , he replicated it as the Mad Mech . The vehicle is remote-controlled and the tank treads are partly from a VEX robotics tank tread kit. Control is via a DIY wireless controller using an Arduino and NR...
10
3
[ { "comment_id": "4418213", "author": "Matt", "timestamp": "2018-03-12T05:41:21", "content": "Just incredible. Love the paper/glass build. Not a 3d printer in sight.", "parent_id": null, "depth": 1, "replies": [ { "comment_id": "4418732", "author": "BillSF9c", ...
1,760,374,449.318552
https://hackaday.com/2018/03/11/print-rinse-wear-nanowire-circuits-for-your-microfibre-clothing/
Print, Rinse, Wear. Nanowire Circuits For Your Microfibre Clothing.
James Hobson
[ "3d Printer hacks", "Medical Hacks", "Wearable Hacks" ]
[ "circuit", "flexible", "nanowire", "silver", "Solvent" ]
https://hackaday.com/wp-…rcuits.jpg?w=800
While our bodies are pretty amazing, their dynamic nature makes integrating circuits into our clothing a frustrating process.  Squaring up against this challenge, a team of researchers from North Carolina State University have hit upon a potential boon for wearable electronics: silver nanowires capable of being printed...
7
6
[ { "comment_id": "4419325", "author": "eccentricelectron", "timestamp": "2018-03-12T10:04:18", "content": "Could this technique be used to make PCBs? Place the components on a suitable substrate, and then glue the nano wires onto the components/ substrate? Very exciting possibilities here…", "par...
1,760,374,449.364886
https://hackaday.com/2018/03/11/hackaday-links-march-11-2018/
Hackaday Links: March 11, 2018
Brian Benchoff
[ "Hackaday Columns", "Hackaday links" ]
[ "aliens", "cons", "cubesat", "It's Aliens", "MRRF", "swarm", "trs-80" ]
https://hackaday.com/wp-…banner.jpg?w=800
Guess what’ll be wrapping up in just two weeks? The Midwest RepRap Festival , the largest con for open source 3D printing in the world. MRRF is going down in Goshen, Indiana on March 23rd through March 25th. Tickets are free! If you’re looking for a hotel, I can speak from experience that the Best Western is good and c...
18
9
[ { "comment_id": "4416055", "author": "Ostracus", "timestamp": "2018-03-11T23:05:12", "content": "“The TRS-80 Model 100 was one of the first, best examples of a ‘notebook’ computer. It had a QWERTY keyboard, an LCD, and ran off a few AA batteries for 20 hours. It’s the perfect platform for a Raspberr...
1,760,374,449.52956
https://hackaday.com/2018/03/11/is-that-a-mars-habitat-a-submarine-a-spaceship-nope-its-home/
Is That A Mars Habitat? A Submarine? A Spaceship? Nope: It’s Home.
James Hobson
[ "green hacks", "home hacks" ]
[ "climbing wall", "House", "micro home", "minimalist", "rain barrel", "recycle", "silo", "solar", "sustainable" ]
https://hackaday.com/wp-…apture.jpg?w=800
[Jan Körbes], an architect living with his daughter in Berlin, specializes in recycling materials. Inspired by discarded grain silos he saw across the Netherlands, he converted one into a micro-home that you would almost expect to see on the surface of mars . The guided tour in the video below give a pretty good feel f...
26
12
[ { "comment_id": "4415127", "author": "Jerry", "timestamp": "2018-03-11T20:05:33", "content": "No Place Like Home..", "parent_id": null, "depth": 1, "replies": [] }, { "comment_id": "4415280", "author": "Ostracus", "timestamp": "2018-03-11T20:26:30", "content": "People...
1,760,374,449.596561
https://hackaday.com/2018/03/11/rgb-disk-goes-interactive-with-bluetooth-shows-impressive-plastic-work/
RGB Disk Goes Interactive With Bluetooth; Shows Impressive Plastic Work
Donald Papp
[ "Arduino Hacks", "LED Hacks" ]
[ "acrylic", "arduino", "arduino mega", "art", "cutting", "cutting fluid", "hc-05", "led", "plexiglass", "polishing", "rgb", "saw" ]
https://hackaday.com/wp-…tured1.png?w=800
[smash_hand] had a clear goal: a big, featureless, white plastic disk with RGB LEDs concealed around its edge. So what is it? A big ornament that could glow any color or trippy mixture of colors one desires. It’s an object whose sole purpose is to be a frame for soft, glowing light patterns to admire. The disk can be c...
5
3
[ { "comment_id": "4414919", "author": "pokkia", "timestamp": "2018-03-11T19:34:46", "content": "I like my wifi-enabled toilet seat.", "parent_id": null, "depth": 1, "replies": [] }, { "comment_id": "4415084", "author": "richnwisdom", "timestamp": "2018-03-11T19:59:06", ...
1,760,374,449.473224
https://hackaday.com/2018/03/11/gramazon-gives-your-echo-dot-a-1920s-makeover/
Gramazon Gives Your Echo Dot A 1920’s Makeover
Tom Nardi
[ "3d Printer hacks", "home entertainment hacks" ]
[ "3d printed", "bondo", "filler", "print finishing", "XTC-3D" ]
https://hackaday.com/wp-…n_feat.jpg?w=800
Unless you’re particularly fond of hockey pucks, you probably aren’t really keen on the aesthetics of the NSA’s Amazon’s diminutive listening device, the Echo Dot. It’s not exactly ugly , but if anyone at Amazon spent more than ten minutes considering the visual design of the thing when it was being developed, we’d be ...
23
10
[ { "comment_id": "4413863", "author": "Michael Thompson", "timestamp": "2018-03-11T15:22:16", "content": "Beautiful!This should be a kit. I love it!", "parent_id": null, "depth": 1, "replies": [ { "comment_id": "4414772", "author": "Tore Lund", "timestamp": "...
1,760,374,449.658884
https://hackaday.com/2018/03/11/fpga-magic-puts-little-embedded-screens-up-on-the-big-screen/
FPGA Magic Puts Little Embedded Screens Up On The Big Screen
Jenny List
[ "FPGA" ]
[ "Arduboy", "blackice", "OLED emulation", "vga" ]
https://hackaday.com/wp-…atured.jpg?w=800
Old-school handheld gaming platforms have a certain charm, but it’s fair to say that their relatively tiny screens don’t lend themselves to wider viewing. This presented a problem to [uXe] who wanted to display Arduboy games on the big screen, so he took a MyStorm BlackIce FPGA board and created a converter that emulat...
8
4
[ { "comment_id": "4413438", "author": "pokkia", "timestamp": "2018-03-11T12:27:16", "content": "I like my wifi-enabled toilet seat.", "parent_id": null, "depth": 1, "replies": [ { "comment_id": "4418695", "author": "RetepV", "timestamp": "2018-03-12T07:15:47"...
1,760,374,449.856137
https://hackaday.com/2018/03/11/touchless-shop-doors-over-engineered-to-a-blissful-level/
Touchless Shop Doors Over-Engineered To A Blissful Level
Dan Maloney
[ "Misc Hacks" ]
[ "arduino nano", "cnc", "curtain", "machining", "opener", "pneumatic", "proximity", "slide", "TOF", "VL53L0X" ]
https://hackaday.com/wp-…092327.png?w=800
When [John Saunders] wanted an automatic door for his shop, rather than settle for a commercial unit, he designed and built a proximity-sensing opener to ease his passing. Sounds simple, right? Fortunately for us, there are no half-measures at Saunders Machine Works, thanks to the multiple Tormach workcells and the peo...
13
6
[ { "comment_id": "4413778", "author": "cncfriend", "timestamp": "2018-03-11T14:53:36", "content": "Now, someone seeds to add the Star Trek door sound", "parent_id": null, "depth": 1, "replies": [ { "comment_id": "4413825", "author": "MasoxCZ", "timestamp": "2...
1,760,374,449.988915
https://hackaday.com/2018/03/10/android-sources-for-the-asus-tinker-board/
Android Sources For The Asus Tinker Board
Jenny List
[ "computer hacks" ]
[ "android", "android sources", "Asus", "asus tinker board", "Tinker Board" ]
https://hackaday.com/wp-…atured.jpg?w=800
The Asus Tinker Board is one of the quiet achievers of the powerful single board computer market. A Raspberry Pi form factor with a significantly more powerful processor, more memory, faster networking, and Asus build quality. In hardware terms it leaves many of the other Pi competitors in the dust. If the Tinker Board...
18
5
[ { "comment_id": "4412230", "author": "Olsen", "timestamp": "2018-03-11T06:49:08", "content": "Hmm, I didn’t want one when they first came out—the software is the kicker—but now, with the full brute force of android behind it, I may have to reconsider and redistribute my project money.", "parent_...
1,760,374,450.195693
https://hackaday.com/2018/03/10/iot-chore-reminder-for-the-serially-forgetful/
IoT Chore Reminder For The Serially Forgetful
Dan Maloney
[ "home hacks" ]
[ "calendar", "ESP8266", "honey do", "reminder", "state machine", "task", "wemos d1 mini" ]
https://hackaday.com/wp-…075348.png?w=800
The secret to domestic bliss often lies in attention to detail, an area in which we can all do a little better. But if paper notes and smartphone reminders are not enough to help you remember to knock jobs off your list, perhaps this IoT task reminder will give you the edge you need to keep the peace at home. As [Andre...
6
4
[ { "comment_id": "4411849", "author": "echodelta", "timestamp": "2018-03-11T05:17:28", "content": "Must really be into recycling if the cardboard is separate from paper, but it’s all green.", "parent_id": null, "depth": 1, "replies": [ { "comment_id": "4413529", "aut...
1,760,374,450.388395
https://hackaday.com/2018/03/10/only-mechanical-relays-will-do-for-automated-hi-fi-audio-source-switching/
Only Mechanical Relays Will Do For Automated Hi-Fi Audio Source Switching
Jenny List
[ "home entertainment hacks" ]
[ "audio", "hi-fi", "stereo", "stereo switch" ]
https://hackaday.com/wp-…atured.jpg?w=800
If you are a devotee of audiophile-quality analogue hi-fi, switching between sources simply can not be done through a solid-state device. Only physical switches will do because they come without the risk of extra noise or distortion that their silicon equivalents might bring. That is the philosophy that lies behind [Sk...
55
17
[ { "comment_id": "4409800", "author": "Ted", "timestamp": "2018-03-11T00:11:47", "content": "Some swear by relay-switched stepped attenuators instead of pots, too. They click a bit when you’re changing the volume, though.", "parent_id": null, "depth": 1, "replies": [ { "com...
1,760,374,450.581273
https://hackaday.com/2018/03/10/wireless-protocol-reverse-engineered-to-create-wrist-wearable-mouse/
Wireless Protocol Reverse Engineered To Create Wrist Wearable Mouse
Dan Maloney
[ "Wearable Hacks", "Wireless Hacks" ]
[ "arduino nano", "cursor", "gesture", "IMU", "logitech", "mouse", "mpu6050", "nRF24L01+", "pointer", "six-axis" ]
https://hackaday.com/wp-…417944.png?w=800
We’ve seen a few near-future sci-fi films recently where computers respond not just to touchscreen gestures but also to broad commands, like swiping a phone to throw its display onto a large flat panel display. It’s a nice metaphor, and if we’re going to see something like it soon, perhaps this wrist-mounted pointing d...
7
3
[ { "comment_id": "4409114", "author": "Robert Mateja", "timestamp": "2018-03-10T21:09:44", "content": "ez430 chronoshttp://processors.wiki.ti.com/index.php/EZ430-Chronos#Chronos_Flying_Mouse", "parent_id": null, "depth": 1, "replies": [ { "comment_id": "4412337", "au...
1,760,374,450.433317
https://hackaday.com/2018/03/10/iot-potty-training/
IoT Potty Training
Al Williams
[ "internet hacks", "Lifehacks" ]
[ "Amazon iot button", "AWS", "IoT", "potty training", "toilet training", "twilio" ]
https://hackaday.com/wp-…3/poop.png?w=800
If you have not had children, stop reading now, we implore you. Because before you’ve had kids, you can’t know how supremely important it is that they take care of going to the bathroom by themselves. [David Gouldin] knows how it is. But unlike most of us, he resorted to using an Amazon IoT button and Twilio . No, we a...
22
13
[ { "comment_id": "4408920", "author": "alfcoder", "timestamp": "2018-03-10T18:37:46", "content": "iot potty training, omg :) my cat know this from the first time, also i can sleep well from him, no crying whatsoever :)", "parent_id": null, "depth": 1, "replies": [ { "comment...
1,760,374,450.489682
https://hackaday.com/2018/03/09/a-simple-pov-business-card/
A Simple POV Business Card
Jenny List
[ "ATtiny Hacks", "hardware" ]
[ "attiny", "business card", "POV", "POV business card" ]
https://hackaday.com/wp-…atured.jpg?w=800
The business card is an odd survivor from the past, when you think about it. When a salesman in a Mad Men style suit stepped out of his Studebaker and walked past a room full of typists to the boss’s wood-paneled office, he would have handed over a card as a matter of course. It would get filed away in the Rolodex. The...
28
10
[ { "comment_id": "4407183", "author": "ojaeg", "timestamp": "2018-03-09T19:41:49", "content": "Where I work, if you handed anyone this thing, the police with EOD team would be called.", "parent_id": null, "depth": 1, "replies": [ { "comment_id": "4407211", "author": ...
1,760,374,450.646959
https://hackaday.com/2018/03/09/how-to-test-a-b-52-against-emp-project-atlas-i/
How To Test A B-52 Against EMP: Project ATLAS-I
Dan Maloney
[ "Featured", "History", "Original Art", "Weapons Hacks" ]
[ "aircraft", "atlas-i", "emp", "marx generator", "testing", "Timber", "trestle", "wood" ]
https://hackaday.com/wp-…atlas1.jpg?w=800
Audacious times generate audacious efforts, especially when national pride and security are perceived to be at stake. Such was the case in the 1950s and 1960s, with the Space Race that started with a Russian sphere whizzing around the planet and ended with Neil Armstrong’s footprint on the Moon. But at the same time, o...
45
14
[ { "comment_id": "4407112", "author": "David Carrier", "timestamp": "2018-03-09T18:42:06", "content": "Not only is an EMP from a nuclear strike a concern, but nature itself can generate a pretty powerful wallop of an EMP in a lightning strike:https://en.wikipedia.org/wiki/Electromagnetic_pulse#Types_...
1,760,374,450.733227
https://hackaday.com/2018/03/09/europe-loses-six-minutes-due-to-sagging-frequency-and-international-politics/
Europe Loses Six Minutes Due To Sagging Frequency And International Politics
Jenny List
[ "News" ]
[ "50Hz", "AC power", "europe", "Kosovo", "power", "power grid", "serbia" ]
https://hackaday.com/wp-…atured.jpg?w=800
You might be reading this six minutes early. Assuming that the Hackaday editors have done their job, this article should have appeared in your feed right on the half-hour. We have a set schedule to keep you supplied with the tastiest of hardware hacks and news. For some of you though perhaps there has been a treat, you...
70
20
[ { "comment_id": "4406954", "author": "steelman", "timestamp": "2018-03-09T16:45:37", "content": "We’ve discussed this yesterday in the office and concluded that:1. Grid was a good for keeping clocks in sync 50 years ago, when clocks were mechanical and driven by synchronous motors.2. It was good for...
1,760,374,450.85015
https://hackaday.com/2018/03/09/linux-fu-regular-expressions/
Linux Fu: Regular Expressions
Al Williams
[ "Hackaday Columns", "Linux Hacks", "Skills" ]
[ "linux", "Linux Fu", "regular expressions" ]
https://hackaday.com/wp-…atured.jpg?w=800
If you consider yourself a good cook, you may or may not know how to make a souffle or baklava. But there are certain things you probably do know how to do that form the basis of many recipes. For example, you can probably boil water, crack an egg, and brown meat. With Linux or Unix systems, you can make the same obser...
37
19
[ { "comment_id": "4406826", "author": "Jerry", "timestamp": "2018-03-09T15:05:05", "content": "Ah, fu", "parent_id": null, "depth": 1, "replies": [] }, { "comment_id": "4406844", "author": "camerin hahn", "timestamp": "2018-03-09T15:14:39", "content": "https://regexr.c...
1,760,374,450.935355
https://hackaday.com/2018/03/09/zip-tie-quadcopter-frame-is-as-cheap-as-they-come/
Zip Tie Quadcopter Frame Is As Cheap As They Come
Tom Nardi
[ "drone hacks", "Toy Hacks" ]
[ "brushed motor", "frankendrone", "quadcopter", "zip tie" ]
https://hackaday.com/wp-…d_feat.jpg?w=800
We’ve seen some cheap quadcopter builds over the years, but this one takes the cake. After seeing somebody post a joke about building a quadcopter frame out of zip ties and hot glue, [IronMew] decided to try it for real . The final result is a micro quadcopter that actually flies half-way decently and seems to be fairl...
27
10
[ { "comment_id": "4406655", "author": "sneakypoo", "timestamp": "2018-03-09T12:53:37", "content": "Wow, so it’s that easy to build something like this these days… Maybe even someone like me could give it a shot for giggles.", "parent_id": null, "depth": 1, "replies": [ { "co...
1,760,374,451.006294
https://hackaday.com/2018/03/09/google-ups-the-ante-in-quantum-computing/
Google Ups The Ante In Quantum Computing
Al Williams
[ "computer hacks", "News" ]
[ "bristlecone", "google", "quantum computing", "qubit", "qubits" ]
https://hackaday.com/wp-…ge1_bg.jpg?w=624
At the American Physical Society conference in early March, Google announced their Bristlecone chip was in testing . This is their latest quantum computer chip which ups the game from 9 qubits in their previous test chip to 72 — quite the leap. This also trounces IBM and Intel who have 50- and 49-qubit devices. You can...
36
11
[ { "comment_id": "4406341", "author": "spacedog", "timestamp": "2018-03-09T09:40:34", "content": "I’m not saying that quantum computing is bullshit in it’s entireity… but it seems that the more qbits one adds to a system the more unreliability is introduced. it is my admittedly limited understanding ...
1,760,374,451.076613
https://hackaday.com/2018/03/08/racing-the-beam-on-an-attiny/
Racing The Beam On An ATtiny
Brian Benchoff
[ "Microcontrollers" ]
[ "assembly", "attiny", "attiny85", "boing ball", "demoscene", "vga" ]
https://hackaday.com/wp-…gballs.jpg?w=800
For the last thirty or so years, the demoscene community has been stretching what is possible on computer systems with carefully crafted assembly and weird graphical tricks. What’s more impressive is hand-crafted assembly code pushing the boundaries of what is possible using a microcontroller. Especially small microcon...
77
14
[ { "comment_id": "4406170", "author": "Charles Lohr", "timestamp": "2018-03-09T06:18:54", "content": "Now I don’t feel bad piddiling around with NTSC again… It’s ridiculous how much power so many chips have when it takes years to really understand their full potential.", "parent_id": null, "...
1,760,374,451.19755
https://hackaday.com/2018/03/12/open-source-hardware-video-game-music-player/
Open Source Hardware Video Game Music Player
Tom Nardi
[ "classic hacks", "Musical Hacks" ]
[ "chiptune", "stm32", "VGM", "YM2151", "YM2612" ]
https://hackaday.com/wp-…r_feat.jpg?w=800
[Aidan Lawrence] likes classic synthesized video game music in the same way that other people “like” breathing and eating. He spent a good deal of 2017 working on a line of devices based on the Yamaha YM2612 used in the Sega Genesis to get his feet wet in the world of gaming synths, and is now ready to take the wraps o...
5
4
[ { "comment_id": "4420251", "author": "Derek Konigsberg (@dkonigs)", "timestamp": "2018-03-13T02:20:15", "content": "This is a very cool project, and gave me great ideas when I was in the doldrums between my own tinkering. Impressed that he decided to go ahead and move beyond perf-board and build up ...
1,760,374,451.523299
https://hackaday.com/2018/03/12/nicely-engineered-boost-converter-powers-nixies-from-usb-charger/
Nicely Engineered Boost Converter Powers Nixies From USB Charger
Dan Maloney
[ "Misc Hacks" ]
[ "boost converter", "cathode", "DCM", "discontinuous conduction mode", "high voltage", "IN-4", "nixie", "smps" ]
https://hackaday.com/wp-…453583.jpg?w=799
Love them or hate them, Nixies are here to stay. Their enduring appeal is due in no small part to the fact that they’re hardly plug-and-play; generating the high-voltage needed to drive the retro displays is part of their charm. But most Nixie power supplies seem to want 9 volts or more on the input side, which can mak...
12
4
[ { "comment_id": "4420026", "author": "Bob", "timestamp": "2018-03-12T20:39:12", "content": "I bought something like this on eBay. Search for ‘nixie 5v 170v’.", "parent_id": null, "depth": 1, "replies": [] }, { "comment_id": "4420063", "author": "Carl S.", "timestamp": "20...
1,760,374,451.414732
https://hackaday.com/2018/03/12/new-guts-make-old-thinkpads-new/
New ThinkPad Guts Bring Intel Core I, DDR4, USB 3 To Cult Laptops
Kerry Scharfglass
[ "laptops hacks", "Repair Hacks", "Slider" ]
[ "IBM Thinkpad", "laptop", "laptop LCD", "replacement parts" ]
https://hackaday.com/wp-…722428.jpg?w=800
We often see people funneling their passion into keeping beloved devices in operation long past their manufacturer’s intent. These replacement Thinkpad motherboards ( translated ) bring old (yet beloved) Thinkpads a much desired processor upgrade. This is the work of the user [HOPE] on the enthusiast forum 51nb. The ha...
33
14
[ { "comment_id": "4419941", "author": "Miles Archer", "timestamp": "2018-03-12T18:55:45", "content": "If it’s anything like my old Thinkpad, that snow will rapidly melt.", "parent_id": null, "depth": 1, "replies": [ { "comment_id": "4419957", "author": "Kerry Scharfg...
1,760,374,451.604635
https://hackaday.com/2018/03/12/lost-in-space-how-materials-degrade-in-space/
Lost In Space: How Materials Degrade In Space
Steven Dufresne
[ "Engineering", "Hackaday Columns", "Original Art", "Slider" ]
[ "international space station", "materials", "materials engineering", "Skylab", "space station", "SpaceX", "Tesla Roadster" ]
https://hackaday.com/wp-…3/lost.jpg?w=800
Hackaday readers are well aware of the problems caused by materials left exposed to the environment over time, whether that be oxidized contact pads on circuit boards or plastics made brittle from long exposure to the sun’s UV rays. Now consider the perils faced by materials on the International Space Station (ISS), la...
31
11
[ { "comment_id": "4419879", "author": "Ren", "timestamp": "2018-03-12T17:41:54", "content": "I saw an exterior photograph of MIR before it was decommissioned, and was surprised by the amount of rust on its skin.", "parent_id": null, "depth": 1, "replies": [ { "comment_id": "...
1,760,374,451.739312
https://hackaday.com/2018/03/12/rubiks-robot-so-fast-it-looks-like-a-glitch-in-the-matrix/
Rubik’s Robot So Fast It Looks Like A Glitch In The Matrix
Dan Maloney
[ "Robots Hacks" ]
[ "machine vision", "optical encoder", "pancake servo", "playstation eye", "Rubik", "solver" ]
https://hackaday.com/wp-…869288.jpg?w=800
From Ferraris to F-16s, some things just look fast. This Rubik’s Cube solving robot not only looks fast, it is fast: it solved a standard cube in 380 milliseconds. Blink during the video below and you’ll miss it — even on the high-speed we had trouble keeping track of the number of moves this solution took. It looked l...
27
12
[ { "comment_id": "4419771", "author": "Internet", "timestamp": "2018-03-12T15:38:15", "content": "This is sort of like a hardware version of a tool assisted speedrun.http://tasvideos.org/", "parent_id": null, "depth": 1, "replies": [] }, { "comment_id": "4419773", "author": "O...
1,760,374,451.666736