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|---|---|---|---|---|---|---|---|---|---|---|---|
https://hackaday.com/2011/10/19/cellphone-microscope-for-about-20/ | Cellphone Microscope For About $20 | Mike Szczys | [
"Cellphone Hacks",
"Tool Hacks"
] | [
"camera",
"marble",
"microscope",
"spectrometer"
] | Medical-grade microscope photography for $20 might be a game changer in areas where medical services are unavailable. This particular hack uses an iPhone’s
2 megapixel camera, as well as a tiny glass marble, to magnify a sample
to about 350 times its actual size. The two images seen on the left are red blood cells phot... | 30 | 20 | [
{
"comment_id": "484534",
"author": "Marco",
"timestamp": "2011-10-19T20:32:19",
"content": "So how do they take multiple images to do the focus stacking? I’d think handholding the phone would not be suitable.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "4... | 1,760,377,053.877893 | ||
https://hackaday.com/2011/10/19/multicolor-3d-prints-the-hard-way/ | Multicolor 3D Prints The Hard Way | Brian Benchoff | [
"Tool Hacks"
] | [
"3d printer",
"makerbot",
"multicolor",
"openscad"
] | After drooling over the Makerbot dual-head extruder, [Brett] decided to get off his duff and make a
proper multi-color print
.
[Brett] has been making a few
bottle openers
for friends and has been successfully experimenting with switching filaments in the middle of a print. For his
“Saturday Killer”
bottle opener, he d... | 6 | 4 | [
{
"comment_id": "484494",
"author": "Regulus",
"timestamp": "2011-10-19T19:06:07",
"content": "I chatted with Brett at NY Makerfaire, he’s a pretty awesome dude.This work is fantastic, and makes me wonder why there are no automatic filament changers.",
"parent_id": null,
"depth": 1,
"rep... | 1,760,377,054.165769 | ||
https://hackaday.com/2011/10/18/c64-joystick-adapter/ | C64 Joystick Adapter | Mike Szczys | [
"Microcontrollers",
"Peripherals Hacks"
] | [
"24fj64gb002",
"c64",
"commodore 64",
"Joystick",
"pic",
"usb"
] | [Marcus Gritsch] wanted to do his retro gaming using retro hardware… or at least using some retro hardware. Although he was playing his Commodore 64 games in an emulator, he figured that using an original controller would boost the nostalgia quite a bit. This is a vintage Competition Pro joystick that has buttons and a... | 8 | 8 | [
{
"comment_id": "483699",
"author": "echodelta",
"timestamp": "2011-10-18T20:16:03",
"content": "Great! Real knoby stick, not those dinky crosses and ‘dials’ that don’t turn.",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "483716",
"author": "Knightmare",
... | 1,760,377,054.121215 | ||
https://hackaday.com/2011/10/18/years-of-robotic-projects-dumped-for-your-enjoyment/ | Years Of Robotic Projects – Dumped For Your Enjoyment | Mike Szczys | [
"Robots Hacks"
] | [
"build log"
] | Meet tippy, just one of the multitude of robotic projects [Oneironaut] has taken on over the years. He ‘dug deep’ and put together
a huge data dump of pictures and descriptions of his old robotic projects
, then posted them for your enjoyment. When he wrote in to Hackaday on Monday he mentioned 33 pages of them, but he... | 7 | 7 | [
{
"comment_id": "483707",
"author": "Heatgap/Ho0d0o",
"timestamp": "2011-10-18T20:30:48",
"content": "I’m liking this article idea! I’m combing through them now.",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "483725",
"author": "JMS",
"timestamp": "201... | 1,760,377,053.653909 | ||
https://hackaday.com/2011/10/18/throw-together-a-temperature-logger-in-minutes/ | Throw Together A Temperature Logger In Minutes | Mike Szczys | [
"Microcontrollers"
] | [
"12f1822",
"logger",
"MCP9701A",
"pic",
"temperature",
"uart",
"usb"
] | [Rajendra] found
an easy way to make a USB temperature logger
. He already had a USB to UART adapter that takes care of the heavy lifting. On one end it’s got the USB plug, on the other a set of pins provide a ground connection, 3.3V and 5V feed, as well as RX/TX lines.
To get the hardware up and running all he needed ... | 17 | 12 | [
{
"comment_id": "483603",
"author": "Paul Potter",
"timestamp": "2011-10-18T17:38:17",
"content": "Nicely done.",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "483630",
"author": "Curious man",
"timestamp": "2011-10-18T18:12:19",
"content": "What US... | 1,760,377,053.975129 | ||
https://hackaday.com/2011/10/18/building-the-second-tiniest-tetris/ | Building The Second Tiniest Tetris | Brian Benchoff | [
"classic hacks",
"Video Hacks"
] | [
"atari",
"crt",
"tetris"
] | A few years ago, [Richard] pulled a crushed camcorder out of a junk box at a hamfest. After pulling the half-inch CRT out of the viewfinder, he needed to find a project. [Richard] ended up building the
second tiniest game of Tetris
we’ve ever seen.
After futzing around with the CRT, [Richard] discovered that one of the... | 10 | 10 | [
{
"comment_id": "483559",
"author": "t&p",
"timestamp": "2011-10-18T16:25:26",
"content": "That would make a great conversational piece!",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "483560",
"author": "Oneironaut",
"timestamp": "2011-10-18T16:30:15",... | 1,760,377,053.922009 | ||
https://hackaday.com/2011/10/18/tiny-mp3-module-is-perfect-for-your-next-project/ | Tiny MP3 Module Is Perfect For Your Next Project | Mike Nathan | [
"digital audio hacks"
] | [
"microsd",
"mp3",
"pic24f",
"tiny",
"vs1011"
] | If your next project needs the ability to play MP3s but you don’t have a lot of room to spare in your enclosure, [Boris] has just the thing you need. His
tiny embedded MP3 module
supports playback of up to 65,536 songs or as many as you can fit on a 16GB microSD card, which isn’t bad in the least.
The module relies on ... | 22 | 15 | [
{
"comment_id": "483513",
"author": "DooWeeNo",
"timestamp": "2011-10-18T15:13:15",
"content": "Any chance these are available for purchase in commercial quantity?",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "483520",
"author": "mankmanger",
"timesta... | 1,760,377,053.711418 | ||
https://hackaday.com/2011/10/18/a-cd-changer-made-of-wood/ | A CD Changer Made Of Wood | Jeremy Cook | [
"Misc Hacks",
"Robots Hacks"
] | [
"cd changer",
"printer port",
"woodworking"
] | Although this is by no means a new hack – it was made circe 2002 –
this wooden CD changer
is an interesting piece of machinery. The whole thing is a simple pick-and-place device. The gripper is brilliant in it’s simplicity, using only a rubber band, wood, and a solenoid. It grips the CD by the middle hole, picks it up,... | 15 | 12 | [
{
"comment_id": "483447",
"author": "James Shield",
"timestamp": "2011-10-18T14:07:49",
"content": "this was posted in 2006 on here guyshttp://hackaday.com/2006/06/17/diy-optical-disc-duplicator/",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "483480",
... | 1,760,377,054.025972 | ||
https://hackaday.com/2011/10/18/powering-kids-toys-by-hand/ | Powering Kids’ Toys By Hand | Mike Nathan | [
"Toy Hacks"
] | [
"crank",
"flashlight",
"toy"
] | [Dominik’s] daughter had
an old toy piano that she loved
, but when the batteries started to die down, it played awful tones and sounded generally out of tune. While this is likely something our circuit bending friends might be interested in, [Dominik] preferred when things sounded more cheery.
He considered simply rep... | 15 | 8 | [
{
"comment_id": "483432",
"author": "A dad",
"timestamp": "2011-10-18T13:40:15",
"content": "Mike,you wrote“He says that a 30 second crank will play just a few tunes, which isn’t ideal…”are you serious… every dad will agree that this IS PERFECT!!!!My son has a few of this kind of toys (most presents... | 1,760,377,054.079286 | ||
https://hackaday.com/2011/10/17/on-the-life-of-dennis-ritchie/ | On The Life Of [Dennis Ritchie] | Mike Szczys | [
"News"
] | [
"c++",
"dennis ritchie",
"unix"
] | Chances are you have already heard of the passing of [Dennis Ritchie]. We admit, we’re among the throngs who knew little of his life, but [Cade Metz] has posted
an excellent remembrance of his life
which we think is well worth reading.
[Dennis] passed on October 12th at the age of 70. This image shows him receiving the... | 40 | 32 | [
{
"comment_id": "482839",
"author": "Andrew",
"timestamp": "2011-10-17T23:12:31",
"content": "Dennis, you’re a real hero in my world. Thanks for everything you did for the world of software development.",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "482842",
... | 1,760,377,053.609494 | ||
https://hackaday.com/2011/10/17/anodizing-and-dying-aluminum-without-battery-acid/ | Anodizing And Dyeing Aluminum Without Battery Acid | Mike Nathan | [
"chemistry hacks"
] | [
"aluminum",
"anodizing",
"Chemistry",
"sodium bisulfate",
"sodium hydroxide",
"sulfuric acid"
] | While many people have tried their hand at anodizing aluminum at home, there are plenty who would just as soon leave it up to the professionals due to the highly concentrated sulfuric acid required for the process. [Ken] started thinking about the process and wondered if there was a way
to get comparable results using ... | 43 | 24 | [
{
"comment_id": "482802",
"author": "Ken Quast",
"timestamp": "2011-10-17T22:15:38",
"content": "Actually Mike it is NaHSO4. One too many H’s LOL, Ken.",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "482809",
"author": "wisdom",
"timestamp": "2011-10-17... | 1,760,377,054.249982 | ||
https://hackaday.com/2011/10/17/halloween-hacks-transform-that-annoying-dancing-santa-into-a-halloween-mummy/ | Halloween Hacks: Transform That Annoying Dancing Santa Into A Halloween Mummy! | Mike Nathan | [
"Holiday Hacks",
"Toy Hacks"
] | [
"halloween",
"repurpose",
"santa-pede",
"toys"
] | If you have one of those annoying dancing (Santa/Elvis/Frankenstein) decorations sitting around collecting dust, you could always
repurpose it like [mischka] did.
He originally wanted to enter
our Santa-Pede challenge
and purchased a dancing Santa, but time eventually got the best of him. With no other use for it in mi... | 6 | 6 | [
{
"comment_id": "482656",
"author": "jethomson",
"timestamp": "2011-10-17T21:36:54",
"content": "That’s so very cool! Great job. I can’t believe it hasn’t occurred to me to get my Franken-Santa out for Halloween.http://www.youtube.com/watch?v=Q0FQl_ufDUshttp://jethomson.wordpress.com/2011/01/31/fra... | 1,760,377,054.8368 | ||
https://hackaday.com/2011/10/17/monkey-powered-scooter-is-all-electric/ | Monkey-powered Scooter Is All Electric | Mike Szczys | [
"Transportation Hacks"
] | [
"electric",
"scooter"
] | [Knife141] lets this monkey push him around all day long. It’s a whimsical touch for
his scratch-built electric scooter
. He started the build without a set of plans, cutting angle iron and clamping it together until the frame looked about right. Once the welding was done, he began adding all the parts to make it funct... | 9 | 7 | [
{
"comment_id": "482620",
"author": "Ren",
"timestamp": "2011-10-17T20:47:51",
"content": "Similarly, I’ve seen a lawn tractor “pulling” a much larger tractor in a parade. Actually the links in the “tow chain” were welded stiff and the large tractor was pushing the smaller tractor.",
"parent_id... | 1,760,377,054.795609 | ||
https://hackaday.com/2011/10/17/lcd-backpack-from-arduino-board-to-homemade-pcb/ | LCD Backpack: From Arduino Board To Homemade Pcb | Mike Szczys | [
"Arduino Hacks"
] | [
"character lcd",
"pcb"
] | [Kaushlesh Chandel] prototyped a few projects on his Arduino that use an HD44780 Character LCD. Wanting to keep these projects in one piece, but not sacrifice his Arduino board, so
he etched his own LCD backpack that is Arduino compatible
. If you’ve never made it past the Arduino board to build a module that only uses... | 7 | 4 | [
{
"comment_id": "482616",
"author": "Ren",
"timestamp": "2011-10-17T20:44:45",
"content": "Maybe there is nothing new here, but I like the presentation and the toner transfer link, plus the idea that he left the remaining data lines available for a header.",
"parent_id": null,
"depth": 1,
... | 1,760,377,054.882139 | ||
https://hackaday.com/2011/10/17/popcard-vending-machine-enhancement-gets-upgraded/ | PopCARD Vending Machine Enhancement Gets Upgraded | Mike Szczys | [
"Arduino Hacks",
"home hacks"
] | [
"rfid",
"soda",
"vending machine"
] | [Alex] wrote in to let us know he just completed
a pretty major upgrade to his PopCARD RFID vending machine system
. You may remember that earlier this year he
added an Arduino based RFID reader to a soda machine
so that thirsty patrons could pay with plastic instead of cold hard cash. That system worked, but at the be... | 18 | 11 | [
{
"comment_id": "482514",
"author": "Fritoeata",
"timestamp": "2011-10-17T18:35:39",
"content": "Me being unfamiliar with the original project, I was actually thinking just yesterday that a guy could do this… Great idea!",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"commen... | 1,760,377,054.693367 | ||
https://hackaday.com/2011/10/17/tactile-4-bit-maze/ | Tactile 4-bit Maze | Brian Benchoff | [
"Toy Hacks"
] | [
"logic game",
"maze",
"motorized fader"
] | [Oskar] has been making puzzles for some time now. In 2000, he made a small electromechanical 4-bit maze that’s really fun to play. Lately though, he’s been working on an
improved version
that could be the beginnings of a commercial product.
The earlier
electromechanical maze
(you can play it in an applet on that page)... | 17 | 10 | [
{
"comment_id": "482289",
"author": "Gragg",
"timestamp": "2011-10-17T17:12:29",
"content": "Looks like fun. Where can I get some of those cool sliders?",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "482291",
"author": "Andy",
"timestamp": "2... | 1,760,377,054.749677 | ||
https://hackaday.com/2011/10/19/unbricking-and-upgrading-an-asus-wl520-router/ | Unbricking And Upgrading An ASUS Wl520 Router | Mike Nathan | [
"Repair Hacks"
] | [
"ASUS wl520-gU",
"repair",
"router",
"unbrick"
] | [Andrew]
has an ASUS wl520-gU route
r that he is pretty fond of, despite its numerous problems. CPU clock bug aside, the router only has 16MB or memory like many others on the market. While tooling around with the bootloader he bricked the device, so he decided it was time for an overhaul.
After some searching online, ... | 19 | 8 | [
{
"comment_id": "484437",
"author": "afex",
"timestamp": "2011-10-19T17:05:50",
"content": "serious question here – how does a RAM upgrade actually help a router? i guess i can see if you’re doing some extra-curricular stuff with openWRT (torrenting, other services, etc) but for a stock firmware rou... | 1,760,377,054.641177 | ||
https://hackaday.com/2011/10/19/halloween-hacks-scaring-small-children-with-huffman-coding/ | Halloween Hacks: Scaring Small Children With Huffman Coding | Brian Benchoff | [
"digital audio hacks",
"Holiday Hacks"
] | [
"digital audio",
"Halloween hacks",
"huffman coding",
"nerdkits"
] | The team over at NerdKits decided they needed to do something for Halloween. Only on Halloween is scaring small children is an admirable goal, so they demoed a way to
play creepy sounds
after a door has been opened.
To trigger the sound, a magnetic reed switch from an alarm system is attached to a front door. This trig... | 4 | 2 | [
{
"comment_id": "484480",
"author": "Paul",
"timestamp": "2011-10-19T18:37:35",
"content": "Huffman encoding is great for learning bit-twiddling in C, but Fibonacci-delta compression (4 bits per sample) is a good alternative, and much simpler. Plus, it’s the only practical use of the Fibonacci sequ... | 1,760,377,054.941149 | ||
https://hackaday.com/2011/10/19/baking-an-hp-laserjet-1522-series-back-to-life/ | Baking An HP LaserJet 1522 Series Back To Life | Mike Nathan | [
"Repair Hacks"
] | [
"HP",
"laserjet 1522",
"printer",
"reflow"
] | [Thice] had himself a problem.
As luck would have it his HP laser printer died shortly after the warranty period expired, and HP was ready to charge him €350 to repair it. Since that would pretty much buy [Thice] a new one, he decided to try fixing the problem himself. He scoured the Internet for a solution to his prob... | 51 | 32 | [
{
"comment_id": "484395",
"author": "chango",
"timestamp": "2011-10-19T15:08:10",
"content": "That looks like a combo convection / microwave. It’s good to know that the procedures for repairing and destroying the board differ by only one button press.",
"parent_id": null,
"depth": 1,
"r... | 1,760,377,055.028039 | ||
https://hackaday.com/2011/10/19/beefing-up-your-laptops-gaming-chops-with-an-external-gpu/ | Beefing Up Your Laptop’s Gaming Chops With An External GPU | Mike Nathan | [
"computer hacks",
"laptops hacks"
] | [
"eGPU",
"express card",
"external",
"PCIe",
"video card"
] | If you’re not willing to shell out for a reasonably powerful laptop it seems that there’s not a ton that can be done to boost your gaming performance. That is, unless you have an empty Express card slot and the right chipset.
[Phatboy69] recently put together
an external video card for his notebook
, with fantastic res... | 42 | 27 | [
{
"comment_id": "484355",
"author": "Andrew Smith",
"timestamp": "2011-10-19T14:05:14",
"content": "how much of a performance hit does the express to PCIe cause?",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "484368",
"author": "third",
"time... | 1,760,377,055.193297 | ||
https://hackaday.com/2011/10/19/creating-a-voice-controlled-robotic-arm/ | Creating A Voice Controlled Robotic Arm | Mike Nathan | [
"Robots Hacks"
] | [
"robotic arm",
"voice control"
] | [Arthur] was laid up with a wrist injury, so he decided it would be a great time to hang out around the house and tinker with electronics, since most outdoor activities were out of the question. He picked up a robotic arm kit and assembled it to test out some code written for it that he found online. Since typing comma... | 11 | 10 | [
{
"comment_id": "484361",
"author": "cooper",
"timestamp": "2011-10-19T14:15:25",
"content": "You make me want to wish for an arm injury for 4 weeks so I can built this myself!",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "484363",
"author": "psmay",
... | 1,760,377,055.244609 | ||
https://hackaday.com/2011/10/18/halloween-props-pumpkin-battery/ | Halloween Props: Pumpkin Battery | Mike Szczys | [
"Holiday Hacks"
] | [
"battery",
"cell",
"electrolyte",
"Halloween props",
"pumpkin"
] | This one would make a nice centerpiece for your Halloween party. It’s
a battery with tiny pumpkins serving as the cells
. [EM Daniels] shows us how to clear out the pumpkins, fill them with some freshly mixed electrolyte, and he even throws in the directions for baking the pumpkin seeds.
Each pumpkin will need a pair o... | 10 | 7 | [
{
"comment_id": "483774",
"author": "spiritplumber",
"timestamp": "2011-10-18T22:33:07",
"content": "Very cool, but will it run GLaDOS?",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "484143",
"author": "Punkguyta",
"timestamp": "2011-10-19T07... | 1,760,377,055.292961 | ||
https://hackaday.com/2011/10/18/can-you-develop-film-with-coffee-and-vitamin-c/ | Can You Develop Film With Coffee And Vitamin C? | Mike Szczys | [
"chemistry hacks",
"digital cameras hacks"
] | [
"coffee",
"developer",
"sodium carbonate",
"vitamin c"
] | Are you feeling a little MacGyver-ish and have access to a film camera? Perhaps you want to
try developing your pictures using coffee and vitamin C
instead of a traditional developing solution. [Danish Puthan Valiyandi] does a great job of walking us through the steps he took, including precise measurements, temperatur... | 25 | 20 | [
{
"comment_id": "483737",
"author": "lb",
"timestamp": "2011-10-18T21:29:32",
"content": "This is really old,old news. Go to Imagesfrugales blog if you want to know *all* about film development in Caffeine:http://caffenol.blogspot.com/Also there are a dozen or so flickr groups that deal with Caffeno... | 1,760,377,055.355025 | ||
https://hackaday.com/2011/10/17/making-luminol-from-household-chemicals/ | Making Luminol From Household Chemicals | Mike Szczys | [
"chemistry hacks"
] | [
"chemiluminescent",
"crime scene",
"csi",
"luminol"
] | What to make your own chemiluminescent material? Check out this process that
uses common household goods to synthesize luminol
. You’ll need some lab equipment, and [NurdRage] mentions some precautions to take as
luminol
is not itself toxic, but some of the fumes and intermediary chemicals found during the process are.... | 45 | 20 | [
{
"comment_id": "482327",
"author": "Hephaix",
"timestamp": "2011-10-17T17:29:50",
"content": "Breaking bad?",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "482579",
"author": "Stevie",
"timestamp": "2011-10-17T19:21:36",
"content": "L... | 1,760,377,055.525079 | ||
https://hackaday.com/2011/10/17/how-to-develop-for-stm32-discovery-boards-using-linux/ | How To Develop For STM32 Discovery Boards Using Linux | Mike Szczys | [
"Linux Hacks",
"Microcontrollers"
] | [
"arm",
"cortex-m3",
"discovery board",
"linux",
"stm32"
] | Some hard work has gone into making it possible to
develop for the STM32 Discovery board using a Linux system
. The board boasts an ARM Cortex-M3 processor, which can be programmed via the mini-USB port on the side. But the company only supports development through their IDE’s which don’t run natively on Linux. The stl... | 50 | 26 | [
{
"comment_id": "482220",
"author": "Alex",
"timestamp": "2011-10-17T15:13:48",
"content": "Cool. I bought one of these but never did use it much, because it was such a hassle. Also, STM’s hardware driver library is really sloppily written.",
"parent_id": null,
"depth": 1,
"replies": [
... | 1,760,377,055.608715 | ||
https://hackaday.com/2011/10/17/modding-an-inkjet-for-pcb-production/ | Modding An Inkjet For PCB Production | Brian Benchoff | [
"Tool Hacks"
] | [
"epson",
"etchedpcb",
"inkjet",
"pcb",
"printer"
] | Like all of us, [Ryan] is tired of waiting for board production houses. To reduce some of that turnaround time, he modded an Epson inkjet into a
PCB printer
. The
Instructable
of his build is extremely thorough and it looks like he’s getting some quality boards out of his project
The build started off by disassembling ... | 49 | 30 | [
{
"comment_id": "482190",
"author": "dizzey",
"timestamp": "2011-10-17T14:32:46",
"content": "I dont know if is already doing this. but when i exprimented with printing directly to pcb i got the ink to stick better by pre-etching the board for a short while. The board turns really pink but it loks k... | 1,760,377,055.692776 | ||
https://hackaday.com/2011/10/17/the-effervo-kinect-particle-effect-machine/ | The “Effervo” Kinect Particle Effect Machine | Jeremy Cook | [
"Kinect hacks"
] | [
"effervo",
"Kinect",
"particle"
] | Here’s a
new hack
for the Xbox Kinect called “Effervo”. It’s a really cool effect built using Openframeworks. The Kinect is setup in front of the user and the projector puts an image in front of the user’s screen. Three dimensional data about the person and his or her movements is captured using Microsoft’s sensor. As ... | 10 | 6 | [
{
"comment_id": "482173",
"author": "Dax",
"timestamp": "2011-10-17T13:51:39",
"content": "Why don’t they write a software that would extrapolate the shape of the person’s back?Kinda like facial recognition, a program would indentify the object as a person, and would then apply some sort of a protot... | 1,760,377,055.44886 | ||
https://hackaday.com/2011/10/16/hackaday-links-october-16-2011/ | Hackaday Links: October 16, 2011 | Mike Szczys | [
"Hackaday links"
] | [
"7400",
"halftone",
"most useless machine",
"pong",
"sprites"
] | Spinning DNA animation using sprites
[James Bowman] shows a way to
use sprites to simulate parts of DNA moving in 3 dimensional space
. The animations are driven by an Arduino board and Maple board, which allows a comparison of the processing differences between the two. [Thanks Andrew]
Tiny Pong
This Pong game is so s... | 9 | 7 | [
{
"comment_id": "481510",
"author": "Hamtaro",
"timestamp": "2011-10-16T22:00:51",
"content": "Gotta say, I do love the halftone pieces…",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "481515",
"author": "ejonesss",
"timestamp": "2011-10-16T22:07:46",
... | 1,760,377,055.74502 | ||
https://hackaday.com/2011/10/16/we-want-this-led-ball/ | We Want This LED Ball | Brian Benchoff | [
"LED Hacks"
] | [
"atmega 88",
"LED ball",
"MAX1674"
] | [Nikolai] has a friend who is into fire and light shows. Her birthday was coming up, so [Nikolai] decided to build something to compliment her performances. He came up with a 10 cm
LED ball
(Russian, Google
translation
) that has a matrix of 256 LEDs wrapped around its surface.
The ball’s structural support is its own ... | 56 | 42 | [
{
"comment_id": "481339",
"author": "Jan",
"timestamp": "2011-10-16T20:13:30",
"content": "WANT so bad",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "481341",
"author": "sneakypoo",
"timestamp": "2011-10-16T20:15:57",
"content": "I’ve been thinking... | 1,760,377,055.834681 | ||
https://hackaday.com/2011/10/16/easy-to-use-automatic-qr-code-generator/ | Easy To Use Automatic QR Code Generator | Mike Nathan | [
"Cellphone Hacks",
"Misc Hacks"
] | [
"qr code",
"smartphones"
] | Love them or hate them, plenty of people around the world use QR codes on a daily basis. Since he thinks they’re pretty great, Hackaday reader [falldeaf] thought it would be cool to put together
an automatic QR code generator
to be used on web sites.
Inspired by the custom
QR logo embedding work done by our own [Brian ... | 20 | 16 | [
{
"comment_id": "481321",
"author": "Neftaly Hernandez",
"timestamp": "2011-10-16T19:24:01",
"content": "This would probably be better done in Javascript after the page had finished loading, as having to generate and download the image on the server for every page is a little wasteful. I’d also reco... | 1,760,377,055.892307 | ||
https://hackaday.com/2011/10/16/small-tabletop-telepresence-robot/ | Small Tabletop Telepresence Robot | Mike Nathan | [
"iphone hacks",
"Robots Hacks"
] | [
"arduino",
"iphone",
"pololu wixel",
"telepresence"
] | When [Peter] saw the Sparkfun Magician robot chassis in a recent new product post, he knew instantly that he
had to have one for a telepresence project
that had been kicking around in his head for a while.
Onto the robot chassis, he added an Arduino to provide the brains of the bot, an Adafruit motor shield for control... | 12 | 9 | [
{
"comment_id": "481269",
"author": "rasz",
"timestamp": "2011-10-16T17:34:44",
"content": "iphone, laptop, 2 shields and arduino, wouldnt call it cheap :)",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "481513",
"author": "Panq",
"timestamp":... | 1,760,377,055.943007 | ||
https://hackaday.com/2011/10/16/over-engineering-a-game-of-lights-out/ | Over Engineering A Game Of Lights Out | Brian Benchoff | [
"classic hacks",
"Toy Hacks"
] | [
"74xx",
"Lights Out",
"logic competition"
] | [Bertho] might have outdone himself this time. He built a
Lights Out clone
for the 7400 logic competition.
Lights Out is an electronic toy sold by Tiger in the mid 90s. The goal of the game is to turn a 5 by 5 grid of light up buttons off. There’s a catch, though – pressing a button toggles the state of the four surrou... | 7 | 5 | [
{
"comment_id": "481250",
"author": "EccentricElectron",
"timestamp": "2011-10-16T16:09:06",
"content": "Now that is a hack. Awesome work!",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "481279",
"author": "Jriddles",
"timestamp": "2011-10-16T17:57:43... | 1,760,377,055.984911 | ||
https://hackaday.com/2011/10/16/join-the-pen15-club-with-a-vibrator-shield/ | Join The Pen15 Club With A Vibrator Shield | Brian Benchoff | [
"Arduino Hacks"
] | [
"arduino",
"Kinect",
"teledildonics",
"that one scene in Lawnmower Man",
"virtual sex"
] | For all you teledildonics enthusiasts, there’s a new
Vibrator shield
for the Arduino. It gets better: you can use the Pen15 shield with a Kinect for wholesome and natural fun at home.
Decency and a ‘safe for work’ style prevents us from putting everything we know on the front page, so keep reading after the break.
We’r... | 88 | 34 | [
{
"comment_id": "481164",
"author": "Paul Granis",
"timestamp": "2011-10-16T14:02:34",
"content": "Gives a whole new meaning to “lol, dongs”",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "481168",
"author": "Golan Levin",
"timestamp": "2011-10-16T14:07... | 1,760,377,056.200705 | ||
https://hackaday.com/2011/10/15/christmasqualizer-is-the-next-light-switch-rave/ | Christmasqualizer Is The Next Light Switch Rave | Brian Benchoff | [
"LED Hacks"
] | [
"arduino",
"christmas lights",
"color organ",
"relay"
] | [youtube=http://www.youtube.com/watch?v=la1OuczS_wM&w=470]
[Kyle] was looking for a way to spice up his boring brick-wall dorm room. The
Christmasqualizer
he came up with brightens up his room and would make an awesome place for a rave.
The strings of lights in [Kyle]’s Christmasqualizer are off-the-shelf Christmas lig... | 25 | 13 | [
{
"comment_id": "480813",
"author": "Nathan Hotchkiss",
"timestamp": "2011-10-15T19:26:40",
"content": "That’s epic, let’s try and do that in our yard when you get back.",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "480826",
"author": "frobisher",
"ti... | 1,760,377,056.314883 | ||
https://hackaday.com/2011/10/15/remote-controlled-glass-block-led-matrix/ | Remote Controlled Glass Block LED Matrix | Mike Nathan | [
"Hackerspaces",
"LED Hacks"
] | [
"android",
"hackerspace",
"Hive13",
"ios",
"led matrix",
"processing"
] | At Hive13, a Cincinnati-based hackerspace, they like to hack everything –
even their bathroom.
One of the bathroom’s walls faces the street, and is made up of thick glass privacy blocks. A few years ago, they thought it would be a cool idea to install an LED matrix to the back side of the glass wall to spruce things up... | 19 | 11 | [
{
"comment_id": "480788",
"author": "David Dean",
"timestamp": "2011-10-15T18:32:11",
"content": "Oh man, I’d be sitting out there for hours playing with that thing. Next up, tricolors?",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "480804",
"author... | 1,760,377,056.257977 | ||
https://hackaday.com/2011/10/15/halloween-hacks-a-haunted-house-project-for-the-kids/ | Halloween Hacks: A Haunted House Project For The Kids | Mike Nathan | [
"Holiday Hacks",
"LED Hacks"
] | [
"halloween",
"haunted house",
"led"
] | If the kids have been bugging you to get started with your Halloween decorating, [Dale] from BasicMicro has
a neat and interactive project that’s sure to satiate their thirst for ghoulish fun.
His wife was looking for some new decorations for this Halloween, so he took a quick trip to the craft store and found a DIY fo... | 0 | 0 | [] | 1,760,377,056.491808 | ||
https://hackaday.com/2011/10/15/weekly-roundup-101511/ | Weekly Roundup 10/15/11 | Jack Buffington | [
"News",
"Weekly Roundup"
] | [
"weekly roundup"
] | In case you missed them the first time around, here are our most popular posts from the past week.
Our most popular post of the week was one about
a rocket that was built by the [Qu8k team]
that was their entry for the Carmack Prize, which put up a purse of $10,000 for proof and a nice writeup about a rocket that can l... | 0 | 0 | [] | 1,760,377,056.357524 | ||
https://hackaday.com/2011/10/14/laser-level-tripod-made-from-recycled-parts/ | Laser Level Tripod Made From Recycled Parts | Mike Nathan | [
"Laser Hacks",
"Tool Hacks"
] | [
"laser",
"level",
"tools",
"tripod"
] | [msuzuki777] is a self-proclaimed “Lazy Old Geek” with way too much free time on his hands. He recently picked up a laser cross and figured that he would use some of that time to make
a laser tripod
for various projects around the house.
He pulled out an old camera tripod, and modified an unused CD jewel case so that i... | 6 | 4 | [
{
"comment_id": "480027",
"author": "Whatnot",
"timestamp": "2011-10-14T15:00:11",
"content": "He picked brittle thin acrylic? I’m sorry but that’s daft IMHO.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "480028",
"author": "simon",
"timesta... | 1,760,377,056.408125 | ||
https://hackaday.com/2011/10/14/poe-home-automation-control-panel/ | POE Home Automation Control Panel | Mike Nathan | [
"blackberry hacks",
"home hacks"
] | [
"blackberry",
"home automation",
"java",
"PoE",
"power over ethernet"
] | [Scott] wrote in to share a project he is currently working on, a
home automation system that relies on Power over Ethernet.
While he’s not completely finished, he’s made some great progress, and the work he has done so far definitely piqued our interest.
Part of [Scott’s] design relies on some
reverse engineered Black... | 19 | 10 | [
{
"comment_id": "479972",
"author": "Javi Lomas Durante",
"timestamp": "2011-10-14T13:11:03",
"content": "Great! It looks like serious work and I am sure lots of people (me among others) would love to have one of those nearby their sofas when they come back home .What about integration with smartpho... | 1,760,377,056.549139 | ||
https://hackaday.com/2011/10/13/n64-controller-input-using-an-attiny85/ | N64 Controller Input Using An ATtiny85 | Mike Szczys | [
"Microcontrollers"
] | [
"attiny85",
"controller",
"n64",
"serial"
] | [Larsim] worked out the timing necessary to
read button and joystick data from an N64 controller
using an ATtiny85 microcontroller. The project was spawned when he found this pair of controllers in the dumpster. We often intercept great stuff bound for the landfill, especially on
Hippie Christmas
when all the student s... | 13 | 8 | [
{
"comment_id": "479536",
"author": "matt",
"timestamp": "2011-10-13T23:18:09",
"content": "“when he found this pair of controllers in the dumpster” what? lol",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "479537",
"author": "matt",
"timestam... | 1,760,377,057.527738 | ||
https://hackaday.com/2011/10/13/electronic-die-rolls-up-to-100/ | Electronic Die Rolls Up To 100 | Mike Szczys | [
"Microcontrollers"
] | [
"dice",
"electronic die",
"polyhedron",
"tilt switch"
] | If you’re gaming on the road, or just don’t have a die with the right number of sides on hand,
an electronic polyhedral die will be quite handy
. [Marcus] built this using a printed circuit board of his own design, and we think an electronically simple project like this is a great way to get your feet wet with PCB fab ... | 11 | 10 | [
{
"comment_id": "479633",
"author": "uzerzero",
"timestamp": "2011-10-14T02:30:37",
"content": "It would be neat to see this reduced to the size of an actual dice (probably a larger one like the one used in Scattegories) with a weight in the bottom so the display always came up on top and a recessed... | 1,760,377,056.595349 | ||
https://hackaday.com/2011/10/13/building-your-own-replacement-refrigerator-thermostat/ | Building Your Own Replacement Refrigerator Thermostat | Mike Nathan | [
"home hacks",
"Repair Hacks"
] | [
"arduino",
"refrigerator",
"repair",
"thermostat"
] | [Ron’s] refrigerator broke
shortly after he came home from his weekly grocery trip, and since this was his second dead fridge in three years, he wanted to fix it rather than buy a new one…again. It turns out that the thermostat was toast, and a replacement would cost him $80. That was well more than he was willing to p... | 34 | 13 | [
{
"comment_id": "479461",
"author": "aztraph",
"timestamp": "2011-10-13T20:46:19",
"content": "grats on the fix, but seriously, if you have the wherewithal to build a thermostat, you can save the service call and just install it yourself. it’s not that hard",
"parent_id": null,
"depth": 1,
... | 1,760,377,056.746204 | ||
https://hackaday.com/2011/10/13/ultimaker-quality-faq-is-like-porn-for-3d-printers/ | Ultimaker Quality FAQ Is Like Porn For 3D Printers | Mike Szczys | [
"cnc hacks"
] | [
"3d printer",
"quality",
"ultimaker"
] | Do you think it’s not really possible to get amazing resolution from extruder-based 3D printers? You’re wrong, and this post about
the attainable quality of prints on the Ultimaker
proves it. The Yoda bust seen above was printed with a layer thickness of 0.02mm. This is a hack in itself because this process actually us... | 72 | 19 | [
{
"comment_id": "479407",
"author": "CoolMod",
"timestamp": "2011-10-13T19:41:56",
"content": "Weird title from Mike… Awesome printer, though…",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "479411",
"author": "Jriddles",
"timestamp": "2011-10-13T19:48:... | 1,760,377,056.864053 | ||
https://hackaday.com/2011/10/13/solar-charger-for-occupy-boston/ | Solar Charger For Occupy Boston | Brian Benchoff | [
"green hacks",
"Solar Hacks"
] | [
"charge",
"solar"
] | As soon as the team at Revolt Labs heard Occupy Wall Street was coming to Boston, they decided to pick up their soldering irons in support of the throngs of protestors. They came up with a
Solar charging USB box
to keep those cell phones and digital cameras charged.
The case came direct from an Army surplus store. Orig... | 58 | 21 | [
{
"comment_id": "479296",
"author": "biozz",
"timestamp": "2011-10-13T17:11:00",
"content": "brillent … here in occupy DC i have a hand crank for my laptop and a 3G hotspot … up to 20 devices p2p blocked i2p open ESSID BioLess open with AES encryption to stop hijacking (says WPA but any connection ... | 1,760,377,057.265622 | ||
https://hackaday.com/2011/10/14/contest-entry-roulette/ | Contest Entry Roulette | Mike Szczys | [
"Misc Hacks"
] | [
"contest",
"electroplating",
"gyroscope",
"thumb drive"
] | Over 150 projects made from scrap parts
(
translated
) have been posted for your viewing pleasure. They make up the entries in the “Make fast the scrap” project from c’t magazine. We already looked in on
a toilet paper printer
, but there’s a ton of other fun stuff to look at as well.
Every time you load the link at th... | 17 | 11 | [
{
"comment_id": "480294",
"author": "anybodysguess",
"timestamp": "2011-10-14T23:16:07",
"content": "I want to build one of those gyro cams so bad, I haven’t seen any that could take out that much motion, but I only have two platters and have no idea where the motor went.Also. . . FIRST!",
"pare... | 1,760,377,056.973459 | ||
https://hackaday.com/2011/10/14/panoramic-ball-camera-toss-to-snap-a-picture/ | Panoramic Ball Camera; Toss To Snap A Picture | Mike Szczys | [
"digital cameras hacks"
] | [
"accelerometer",
"ball",
"spherical"
] | This odd-looking ball can automatically
take a panoramic image whenever you throw it
up into the air. Seriously, that’s then entire set of operating instructions for the device. Inside, a 3D printed frame hosts an array of 36 cellphone cameras, each capable of taking a two megapixel image. Also included is an accelerom... | 72 | 38 | [
{
"comment_id": "480257",
"author": "yetihehe",
"timestamp": "2011-10-14T21:56:55",
"content": "It should be named religion ball. Photographers look like praying on all photos if they want to catch camera before it falls to ground. Otherwise – it’s amazing concept, so innovative I can’t even start t... | 1,760,377,057.070445 | ||
https://hackaday.com/2011/10/14/surface-mount-solder-assitant/ | Surface Mount Solder Assitant | Mike Szczys | [
"Tool Hacks"
] | [
"clamp",
"smd",
"surface mount"
] | Make sure those tiny parts know their place by using
this surface mount solder assistant
(
translated
). It’s like a clamp for small packages; gravity and a needle to hold them in place while you do some hand soldering. [Red Devil] started the built by soldering together some brass rails into a hinged frame with a clam... | 10 | 8 | [
{
"comment_id": "480185",
"author": "Rochey",
"timestamp": "2011-10-14T19:30:57",
"content": "*Applause*Looking good. Could an artists pentograph be used instead, with a weight and a bunch of LED’s?/R",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "480209",
... | 1,760,377,057.314218 | ||
https://hackaday.com/2011/10/14/hardware-version-control-using-visual-diff/ | Hardware Version Control Using Visual DIFF | Mike Szczys | [
"Software Hacks"
] | [
"diff",
"open source hardware",
"version control",
"visual diff"
] | As the Open Source Hardware movement gathers steam, it has become clear that the tools to work collaboratively on hardware are in the dark ages when compared with slick frameworks like Git used to work on software projects. We’ve read a fair amount about this lately, but the idea of
visual difference generation for PCB... | 16 | 14 | [
{
"comment_id": "480151",
"author": "afex",
"timestamp": "2011-10-14T18:10:17",
"content": "i guess i’m a little confused – if they are concerned with actual HW changes (pin swaps, etc) wouldn’t a netlist diff utility be better? this is what my old firm used to do – before even talking about the PCB... | 1,760,377,057.477841 | ||
https://hackaday.com/2011/10/14/improving-sports-performance-with-a-kinect/ | Improving Sports Performance With A Kinect | Brian Benchoff | [
"Kinect hacks"
] | [
"coach",
"martial arts",
"sports"
] | As a recent Mech E grad, [Alessandro Timmi] knows a lot about moving bodies. His thesis,
Virtual Sensei
, aims to quantify those movements for better coaching and training in martial arts.
Virtual Sensei uses a Kinect for motion capture during training. From there, the skeleton recorded by the Kinect has a little bit o... | 10 | 4 | [
{
"comment_id": "480140",
"author": "Colecoman1982",
"timestamp": "2011-10-14T17:48:56",
"content": "I wonder how limited this is by the 30fps limit on the Kinect’s webcam. Anyone with any decent martial arts training is going to be much, much faster than the guy in the video. At only 30 fps captu... | 1,760,377,057.36129 | ||
https://hackaday.com/2011/10/14/video-learning-to-program-for-the-atmega328p-part-i/ | Video: Learning To Program For The ATmega328p Part I | Jack Buffington | [
"News",
"Software Development",
"Software Hacks"
] | [
"3pi",
"atmega",
"video"
] | Many of you are familiar with the Arduino. Many of you hate it…* This post isn’t about the Arduino. It is about the processor that is at the heart of many Arduino boards. If you are in the camp of people who can’t understand why others dislike the Arduino so much, this series is for you. In this series of videos, [Jack... | 14 | 12 | [
{
"comment_id": "480104",
"author": "Gerardo Poggio",
"timestamp": "2011-10-14T16:20:09",
"content": "I program my Arduino board using avr-gcc and writing in C. It takes a little more time but you really learn what you are doing, altought I understand why somebody not that technically oriented would... | 1,760,377,057.4169 | ||
https://hackaday.com/2011/10/14/reverse-engineering-the-nike-hardware/ | Reverse Engineering The Nike+ Hardware | Jeremy Cook | [
"Wireless Hacks"
] | [
"encryption",
"ipod",
"nike+ipod"
] | The Nike+ hardware is obviously an interesting device. We haven’t heard a whole lot about hacking one until now, but [Dimitry] has
decided to change that
. Many would assume that the data transmitted off of these sensors is quite simple, however there’s a bit more than meets the eye. Amongst other challenges, all the ... | 31 | 15 | [
{
"comment_id": "480042",
"author": "ztryfe",
"timestamp": "2011-10-14T15:23:26",
"content": "He has posted the code just now, let the track… hacking begin!",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "480043",
"author": "MS3FGX",
"timestamp": "2011-... | 1,760,377,059.621112 | ||
https://hackaday.com/2011/10/13/build-a-binary-wall-clock-for-just-a-few-bucks/ | Build A Binary Wall Clock For Just A Few Bucks | Mike Szczys | [
"clock hacks"
] | [
"arduino",
"atmega48",
"binary clock",
"bootloader",
"isp"
] | The weekend is almost here and if you’re looking for an afternoon project consider
building your own binary wall clock
. [Emihackr97] built the one you see above using parts on hand, but even if you put in an order for everything, it won’t cost you much.
He used a cardboard box as the housing for the clock, marking a g... | 11 | 6 | [
{
"comment_id": "479298",
"author": "Spike Snell",
"timestamp": "2011-10-13T17:13:34",
"content": "This reminds me of a recent (very) small project I worked on with a digital photo frame:http://www.youtube.com/watch?v=G712InIBka0Nice work Emihackr97!",
"parent_id": null,
"depth": 1,
"rep... | 1,760,377,059.16331 | ||
https://hackaday.com/2011/10/13/non-invasive-ac-power-adapter-for-exercise-equipment/ | Non-invasive AC Power Adapter For Exercise Equipment | Mike Szczys | [
"green hacks"
] | [
"ac adapter",
"elliptical trainer",
"exercise",
"voltage regulator"
] | We often look at battery-operated hardware and shake our heads at the wastefulness of throwing away disposable batteries. There are some devices that minimize the waste, like those TV remotes that seem to never need new cells. But the C cells that [Quinn Dunki] kept replacing in her elliptical trainer were only lasting... | 27 | 14 | [
{
"comment_id": "479228",
"author": "B",
"timestamp": "2011-10-13T15:15:04",
"content": "Next time, just buy some low-drain NiMH batteries, like Eneloops…",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "479233",
"author": "Quinn Dunki",
"times... | 1,760,377,059.226716 | ||
https://hackaday.com/2011/10/13/hackers-age-14-18-can-compete-to-put-their-project-into-space/ | Hackers Age 14-18 Can Compete To Put Their Project Into Space | Mike Szczys | [
"contests"
] | [
"experiment",
"micro-gravity",
"nasa",
"science fair"
] | If you’re between the ages of 14 and 18, or have a child who is,
here’s a chance to put a project into space
. NASA is partnering with YouTube, Lenovo, and a few other entities for a contest that challenges participants to dream up low-gravity experiments. You can enter as an individual or in teams of up to three peopl... | 9 | 8 | [
{
"comment_id": "479245",
"author": "jamdis",
"timestamp": "2011-10-13T15:42:15",
"content": "“It looks like experiments can be Biology or Physics related, and can’t use hazardous chemicals, weapons, or anything sharp.”Ha! Somewhere there’s a sad teenager who just wanted to test the effects of micro... | 1,760,377,059.275626 | ||
https://hackaday.com/2011/10/13/an-autonomous-minivan-for-busy-parents/ | An Autonomous Minivan For Busy Parents | Jeremy Cook | [
"Transportation Hacks"
] | [
"autonomous vehicle",
"minivan"
] | Although minivans are a staple of moms and dads that drive their kids to school, soccer practice, and the like,
this vehicle
imagines a time when maybe they won’t even have to. Autonomous cars have been in development for some time, but the video after the break gives a nice close-up view of how this particular vehicle... | 22 | 15 | [
{
"comment_id": "479175",
"author": "Anno",
"timestamp": "2011-10-13T13:10:46",
"content": "The music makes me wanna kill ^^",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "479222",
"author": "Drake",
"timestamp": "2011-10-13T14:59:50",
... | 1,760,377,059.767107 | ||
https://hackaday.com/2011/10/13/candied-leds-are-a-light-tasty-treat/ | Candied LEDs Are A Light, Tasty Treat | Mike Nathan | [
"contests",
"cooking hacks",
"LED Hacks"
] | [
"contest",
"food",
"leds",
"rock candy"
] | [Emily Daniels] recently snagged a free iPad in the Instructables “Play with your food challenge” with
an interesting way to work with LEDs.
Growing up, most kids attempted to make, or at least have seen rock candy be produced. [Emily] thought it would be interesting to mix LEDs with the stuff to see what she could com... | 17 | 11 | [
{
"comment_id": "479126",
"author": "Eirinn",
"timestamp": "2011-10-13T11:53:22",
"content": "Wonder if the plastic used in LED production is food safe. But a very nice idea this is!",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "479130",
"author": "Sparky... | 1,760,377,059.329289 | ||
https://hackaday.com/2011/10/12/brewing-up-some-quantum-dots/ | Brewing Up Some Quantum Dots | Mike Szczys | [
"chemistry hacks"
] | [
"cancer",
"lab",
"phosphorescent",
"quantum dot",
"research",
"scientist"
] | We’re taking a field trip from the backyard, garage, and basement hacking in order to look in on what research scientists are up to these days. A group from the Johns Hopkins Institute for NanoBioTechnology has been
manufacturing quantum dots for use in the medical field
. Made up of Cadmium Selenide, this is a nanomat... | 7 | 4 | [
{
"comment_id": "478876",
"author": "noname",
"timestamp": "2011-10-13T01:20:40",
"content": "First off, Hack-a-Day, I’d love to see more chemistry articles like this one.So from what I’ve read, quantum dots offer better photostability and larger stokes shifts as compared to dyes like fluorescein an... | 1,760,377,059.427242 | ||
https://hackaday.com/2011/10/12/usb-killswitch-turns-off-your-home-entertainment-bling-automatically/ | USB Killswitch Turns Off Your Home Entertainment Bling Automatically | Mike Szczys | [
"home entertainment hacks"
] | [
"killswitch",
"power",
"relay",
"usb",
"voltage regulator"
] | Finally, the USB port on the back of your television can be tapped for something useful. [Don] is using this add-on device to
automatically cut the power to his Ambilight clone
. Initially, he got tired of unplugging the power adapter each time he shut off the television, so he added a switch. But laziness overcame him... | 16 | 10 | [
{
"comment_id": "478791",
"author": "macegr",
"timestamp": "2011-10-12T22:06:57",
"content": "Probably wouldn’t want your entire media PC to go through a hard poweroff with the TV anyway. Using it to turn off the LEDs is a great idea though.",
"parent_id": null,
"depth": 1,
"replies": []... | 1,760,377,059.382516 | ||
https://hackaday.com/2011/10/12/sweet-octocopter-takes-the-red-epic-to-new-heights/ | Sweet Octocopter Takes The RED Epic To New Heights | Mike Nathan | [
"digital cameras hacks"
] | [
"octocopter",
"rc",
"RED epic"
] | So you’ve got a $40k+ RED Epic video camera and you need to get it from
all the way down here to all the way up there.
Sure, you could rent an expensive crane and take your shots from above that way, but why bother with that when you can fly instead?
German video effects company OMStudios decided that it was up to the ... | 25 | 18 | [
{
"comment_id": "478445",
"author": "Eirinn",
"timestamp": "2011-10-12T13:20:52",
"content": "Wow finaly some sort of practical use for an octocopter! :D",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "478474",
"author": "Dennis",
"timestamp": "2011-10-... | 1,760,377,059.549403 | ||
https://hackaday.com/2011/10/11/garage-door-monitoring-and-control-using-a-dedicated-android-phone/ | Garage Door Monitoring And Control Using A Dedicated Android Phone | Mike Szczys | [
"Android Hacks"
] | [
"bluetooth",
"btmate",
"garage door",
"webcam"
] | [Sean] happened to have an extra Android phone sitting around and wanted to see what type of home automation he could use it for. One simple hardware modification, and some apps from the Android Market let him
monitor and control his garage door remotely
.
The hardware modification is a hack we’ve already looked at.
Th... | 29 | 18 | [
{
"comment_id": "477861",
"author": "hpux735",
"timestamp": "2011-10-11T22:32:24",
"content": "I think “overkill” in this case is a misnomer. Sure, a phone has a ton of processing power, but how often is it completely wasted? Once it’s not the Phone Du Jour, it’s likely sitting in a drawer. I thi... | 1,760,377,059.490867 | ||
https://hackaday.com/2011/10/11/send-a-satellite-into-space-for-300/ | Send A Satellite Into Space For $300 | Brian Benchoff | [
"hardware"
] | [
"cubesat",
"satellite",
"sprite satellite"
] | There’s a new Kickstarter campaign that promises to
launch a personalized satellite into orbit
for 300 bones.
The KickSat project is headed by [Zac Manchester], [Mason Peck], [Justin Atchison] and a few more contributors hailing from Cornell University. Their goal is to launch a
CubeSat
filled with hundreds of postage ... | 63 | 30 | [
{
"comment_id": "477839",
"author": "Beat707",
"timestamp": "2011-10-11T21:38:17",
"content": "Oh boy… I guess they haven’t seen that movie: Wall-e… its all we need, more space-junk…",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "477843",
"author": "... | 1,760,377,059.990301 | ||
https://hackaday.com/2011/10/11/simple-hack-reuses-an-air-freshener-pir-sensor/ | Simple Hack Reuses An Air Freshener PIR Sensor | Mike Nathan | [
"Misc Hacks"
] | [
"airwick",
"arduino",
"PIR sensor"
] | A year ago [Lochie] bought
an Airwick automatic air freshener
, and while he thought it was a cool gadget, the freshening spray and the novelty ran out in short order. The device collected dust in his room for some a while until he recently unearthed it, and noticed that a perfectly good PIR sensor was looking him in t... | 5 | 5 | [
{
"comment_id": "477852",
"author": "RunnerPack",
"timestamp": "2011-10-11T22:10:55",
"content": "Basic, but pretty cool!I had an idea for two or three of these sensors:Arrange them in an array and use the order and relative time of their activation to detect the direction and speed of a passing han... | 1,760,377,059.892311 | ||
https://hackaday.com/2011/10/11/playstation-3-controller-made-fully-remappable/ | PlayStation 3 Controller Made Fully Remappable | Mike Szczys | [
"Playstation Hacks"
] | [
"18f14k50",
"controller",
"pic",
"ps3",
"usb"
] | [Hazer] managed to take a PlayStation 3 SixAxis controller and modify it so that
all of the buttons can be remapped in hardware
. Aside from this being really cool, he had a good reason for doing it. Regular readers should remember the feature regarding [Chuck Bittner’s] internet petition calling for
button mapping as ... | 8 | 5 | [
{
"comment_id": "477765",
"author": "Barrie Ellis",
"timestamp": "2011-10-11T19:10:04",
"content": "Serious bit of work. For those without those skills, XCM sell a remapping device which although not perfect, is a great gadget:http://www.gamebase.info/magazine/read/one-handed-fps-play—ps3_726.html",... | 1,760,377,059.851718 | ||
https://hackaday.com/2011/10/11/this-cube-of-playroom-drawers-is-quite-puzzling/ | This Cube Of Playroom Drawers Is Quite Puzzling | Mike Szczys | [
"home hacks"
] | [
"drawers",
"playroom",
"rubiks cube"
] | If you’re looking for a piece of custom furniture to anchor your child’s playroom,
this Rubik’s cube chest of drawers
is just the thing. [Makendo] went the extra couple of miles on the project, building the entire thing from scratch and adding one clever feature after another to make it something special.
It’s made up ... | 18 | 10 | [
{
"comment_id": "477744",
"author": "deathventure",
"timestamp": "2011-10-11T18:33:37",
"content": "cheaters, they’re just taking the labels off and re-applying them :PVery nice project, and high quality.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "477761... | 1,760,377,060.390146 | ||
https://hackaday.com/2011/10/11/see-where-socks-has-been-using-a-gps-tracking-collar/ | See Where Socks Has Been Using A GPS Tracking Collar | Mike Szczys | [
"gps hacks"
] | [
"cat",
"gps tracker"
] | [Buxtronix] wanted to know where his cat (named Ash, but we thought Socks sounded much more cliché) was going when on the loose. He designed a
GPS tracking collar and a way to map the data it collects
.
The hardware actually turns out to be very simple. He needed a GPS module to gather location data, and a way to store... | 32 | 25 | [
{
"comment_id": "477709",
"author": "Hirudinea",
"timestamp": "2011-10-11T17:18:59",
"content": "All it needs is a “Licking Myself” recording option! But seriously I saw a documentary where they tracked racoons in the city with huge radio collars, this set up would be far easier on the racoon and co... | 1,760,377,060.282968 | ||
https://hackaday.com/2011/10/12/halloween-hacks-building-a-dark-ride-in-a-garage/ | Halloween Hacks: Building A Dark Ride In A Garage | Brian Benchoff | [
"Holiday Hacks"
] | [
"dark ride",
"halloween",
"haunted house"
] | Instead of the usual Jack-o-lanterns and creepy Halloween decorations, [Rick Murphy] built a
dark ride
in his garage a few years ago.
In case you’ve never been fortunate enough to see one in person, a dark ride is a track-based haunted house meant to be experienced on a small cart. Usually featuring sound, light, and a... | 15 | 13 | [
{
"comment_id": "478770",
"author": "heatgap",
"timestamp": "2011-10-12T21:23:01",
"content": "Wow! Very cool idea. From the looks of it his hard work payed off. The kids and parents seem to love it.For a garage project this has to be one of the best self-made Halloween projects I’ve ever seen.Great... | 1,760,377,060.335308 | ||
https://hackaday.com/2011/10/12/wireless-hackerspace-music-control/ | Wireless Hackerspace Music Control | Mike Nathan | [
"Arduino Hacks",
"Wireless Hacks"
] | [
"433 mhz",
"music",
"Skipbutton",
"wireless"
] | The crew at the Netherlands-based Bitlair hackerspace
love their music
, and have set up a digital jukebox for their workshop using mpd and fookebox. One problem that you run into with a bunch of different people working in one place is that everyone has their own distinct taste in music. The rhythmic “wub wub wub” of ... | 8 | 6 | [
{
"comment_id": "478736",
"author": "woutervddn",
"timestamp": "2011-10-12T20:15:56",
"content": "Not spectacular, nevertheless: nifty!",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "478753",
"author": "Tris",
"timestamp": "2011-10-12T20:47:19",
"c... | 1,760,377,060.210873 | ||
https://hackaday.com/2011/10/12/vintage-camera-retrofit-perfect-for-trolling-strangers/ | Vintage Camera Retrofit Perfect For Trolling Strangers | Mike Nathan | [
"digital cameras hacks",
"Misc Hacks"
] | [
"digital camera",
"prank",
"retrofit",
"vintage camera"
] | [John] likes making things out of unusual junk, and decided to
build something for the sole purpose of trolling others.
He thought it would be funny to stuff a new digital camera into the body of an old, obsolete camera, just to see how people would react to it.
He considered several different cameras, including a bulk... | 22 | 13 | [
{
"comment_id": "478697",
"author": "Chuckt",
"timestamp": "2011-10-12T19:19:19",
"content": "Just don’t put it in an Apple store.",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "478707",
"author": "buzzles",
"timestamp": "2011-10-12T19:37:12",
"con... | 1,760,377,060.44535 | ||
https://hackaday.com/2011/10/12/building-a-better-clock-to-drive-you-insane/ | Building A Better Clock To Drive You Insane | Brian Benchoff | [
"clock hacks"
] | [
"clock",
"discworld",
"PIC12F",
"Vetinari clock"
] | [youtube=http://www.youtube.com/watch?v=YpqFU4SGe1Y&w=470]
[Simon] came up with
an improved version of Lord Vetinari’s clock
that begs to be installed in waiting rooms around the world.
Last week, we were introduced to a real-life
Vetinari Clock
that keeps regular time but ticks at irregular intervals. It’s a great way... | 24 | 22 | [
{
"comment_id": "478657",
"author": "David",
"timestamp": "2011-10-12T18:07:21",
"content": "i like it!don’t have sound on (i’m “working”) but does it have a nice booming rhythmic tick.. that doesn’t follow the seconds arm at all?",
"parent_id": null,
"depth": 1,
"replies": []
},
{
... | 1,760,377,060.547249 | ||
https://hackaday.com/2011/10/12/remote-controlled-vmusic2-audio-player/ | Remote-controlled VMUSIC2 Audio Player | Mike Nathan | [
"digital audio hacks",
"home entertainment hacks"
] | [
"home audio",
"ir",
"mp3",
"propeller",
"VMUSIC2"
] | [Ron] was looking for
a way to play his MP3s around the house
without having to use his computer. He also wanted the ability to remotely control his tunes with an old camcorder remote he had sitting around – not exactly a feature you would find in an off the shelf personal audio player.
Ultimately, he decided to constr... | 6 | 4 | [
{
"comment_id": "478626",
"author": "durfdee",
"timestamp": "2011-10-12T17:23:27",
"content": "Reuben Garrett Lucius Goldberg would be proud.",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "478632",
"author": "pants6000",
"timestamp": "2011-10-12T17:30:... | 1,760,377,060.491852 | ||
https://hackaday.com/2011/10/12/slick-music-synchronized-light-show-uses-uv-leds-and-water/ | Slick Music Synchronized Light Show Uses UV LEDs And Water | Mike Nathan | [
"LED Hacks",
"Misc Hacks"
] | [
"analog",
"led",
"light show",
"uv"
] | [mike6789k] wanted to spice up his dorm room, so he built
a cool music synchronized light show
that struck us as being very well thought out. We have seen similar music-based visualizations before, but they tend to be pretty basic, relying on volume more than actual audio frequencies to trigger the lighting.
[mike6789k... | 20 | 8 | [
{
"comment_id": "478578",
"author": "zing",
"timestamp": "2011-10-12T16:08:53",
"content": "Embedding disable by request, yay.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "478589",
"author": "Beat707",
"timestamp": "2011-10-12T16:27:43",
... | 1,760,377,060.600803 | ||
https://hackaday.com/2011/10/12/cheap-ikea-camera-boom-ensures-shake-free-video/ | Cheap Ikea Camera Boom Ensures Shake-free Video | Mike Nathan | [
"cnc hacks",
"digital cameras hacks"
] | [
"3d printer",
"camera boom",
"makerbot",
"webcam"
] | [Chris] recently got himself a nice web cam for
documenting his Makerbot builds
, and much like [Dino], he was looking for a way to get a bird’s-eye view of the action while keeping the camera nice and steady. While
[Dino] ventured off to the hardware store
, [Chris] tried a few different options that included tape, be... | 19 | 11 | [
{
"comment_id": "478483",
"author": "Aaron",
"timestamp": "2011-10-12T14:12:49",
"content": "Those meatballs really aren’t very good, are they?Nifty hack, though I’d note that similar standing lamps can be had a bit cheaper from Goodwill; it was a very common style a few years ago, and if you’re jus... | 1,760,377,060.660972 | ||
https://hackaday.com/2011/10/11/announcing-our-next-theme-halloween-hacks/ | Announcing Our Next Theme: Halloween Hacks | Brian Benchoff | [
"News"
] | [
"halloween",
"Halloween hacks"
] | It seems every year, Hack A Day is a little bit behind the times when it comes to Halloween hacks. Builds like the
Mario costumes
and the
house singing
Thriller
are great, but it makes a lot more sense for us to post them before Halloween.
To introduce our Halloween theme, we’d like to present [heavyweighthowe]’s
Hallo... | 5 | 3 | [
{
"comment_id": "477755",
"author": "QuantumRand",
"timestamp": "2011-10-11T18:54:22",
"content": "Here’s my idea:Create a mirror frame with a monitor (or tablet) behind it. Hook it up to a motion sensor, and as someone walks up to it, it kicks on with an eerie video of a floating ghostly figure of ... | 1,760,377,060.707114 | ||
https://hackaday.com/2011/10/11/genetic-testing-with-lego/ | Genetic Testing With Lego | Brian Benchoff | [
"Robots Hacks",
"Toy Hacks"
] | [
"biology",
"dna",
"lego"
] | From the dark recesses of the Internet circa 2009 comes the
BioBrick-A-Bot
, a liquid handling system for molecular biologists.
The
2009 iGEM competition
was a student competition to build devices for synthetic biology. The BioBrick-A-Bot’s goal is to build a simple, low-cost liquid handling system that sucks liquids o... | 7 | 6 | [
{
"comment_id": "477688",
"author": "Charles Fracchia",
"timestamp": "2011-10-11T16:11:58",
"content": "Correction: The 2009 iGEM competition was won by Cambridge (UK) for the creation of the colour parts (here).Also the iGEM competition stands for international Genetically Engineered Machine Compe... | 1,760,377,060.829629 | ||
https://hackaday.com/2011/10/11/building-a-multidimensional-display-from-trash/ | Building A Multidimensional Display From Trash | Mike Szczys | [
"Video Hacks"
] | [
"hologram",
"lcd",
"volumetric"
] | Here’s a simple concept that will let you
turn any LCD screen into a multidimensional display
(
translated
). [Herdek] used bits of that impossible to open clear plastic packaging to construct this add-on for the smart phone seen above. Three pieces of the material have been mounted at a 45 degree angle between the scr... | 17 | 17 | [
{
"comment_id": "477571",
"author": "hellfyr",
"timestamp": "2011-10-11T14:24:22",
"content": "That is amazing! Great use of that horrendous plastic packaging that causes wounding and disfigurement during every end of year holiday celebration.",
"parent_id": null,
"depth": 1,
"replies": ... | 1,760,377,061.29593 | ||
https://hackaday.com/2011/10/11/simple-circuit-reminds-you-to-lock-the-door-as-you-rush-out-of-the-house/ | Simple Circuit Reminds You To Lock The Door As You Rush Out Of The House | Mike Nathan | [
"ATtiny Hacks",
"home hacks"
] | [
"attiny13",
"door",
"security"
] | It seems that [pppd] is always rushing out of his apartment to catch the bus, and he finds himself frequently questioning
whether or not he remembered to lock the door.
He often doubles back to check, and while he has never actually forgotten to lock the door, he would rather not deal with the worry.
Since he finally h... | 24 | 9 | [
{
"comment_id": "477492",
"author": "Harald",
"timestamp": "2011-10-11T12:08:51",
"content": "Now that worries about the locked door too well….But the more important question: Is the Coffee machine turned off?",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "4... | 1,760,377,061.238519 | ||
https://hackaday.com/2011/10/10/link-spam-your-friends-with-printed-qr-codes/ | Link Spam Your Friends With Printed QR Codes | Mike Nathan | [
"Misc Hacks"
] | [
"qr code",
"thermal printer"
] | While [Oryx] is down with social media like Facebook and Twitter, there are times when he wants to
share things with people he is hanging out with
in the real world. Sure, he could always email his friends links to the latest video of a cat doing something totally hilarious, but he wanted something a bit more tangible.... | 39 | 11 | [
{
"comment_id": "477160",
"author": "Taylor Alexander",
"timestamp": "2011-10-10T23:34:33",
"content": "This just kind of reminds me,I have been considering putting up a QR code on my apartment door that links to a little “hello” page, so tech inclined neighbors can learn a bit about who I am, and p... | 1,760,377,061.177716 | ||
https://hackaday.com/2011/10/10/character-lcd-spectrum-analyzer-made-simple-with-a-dedicated-ic/ | Character LCD Spectrum Analyzer Made Simple With A Dedicated IC | Mike Szczys | [
"Arduino Hacks"
] | [
"hd44780",
"msgeq7",
"spectrum analyzer"
] | [El Artis] just finished building
an audio spectrum analyzer that uses a character LCD
. The uses an Arduino to drive the display, but unlike other
meters that use the microcontroller for analysis
, [El Artis] is using a discrete IC for that task.
This project uses the MSGEQ7 graphic equilizer display filter chip to gr... | 10 | 9 | [
{
"comment_id": "477120",
"author": "LinuxBoi",
"timestamp": "2011-10-10T22:11:48",
"content": "I bet you could get the Arduino to do this by itself, without the extra IC.",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "477127",
"author": "GCL",
"timest... | 1,760,377,061.102243 | ||
https://hackaday.com/2011/10/10/full-color-ebook-reader-needs-only-8-bits-of-muscle/ | Full-color EBook Reader Needs Only 8-bits Of Muscle | Mike Szczys | [
"handhelds hacks"
] | [
"ebook",
"epub",
"ereader",
"microtouch"
] | [Rossum’s] still coming up with great ways to use his microtouch hardware. This time, he’s taken his inspiration from Amazon’s announcement that a full-color eBook reader (and movie player) is on the way. Judging from the video after the break,
his fully functional reader is a big win for the device
.
You’re probably f... | 19 | 13 | [
{
"comment_id": "477109",
"author": "Mark",
"timestamp": "2011-10-10T21:42:41",
"content": "This is one of the best projects featured on this site this year, one of the best ever. The performance puts many commercial readers and smartphones to shame.I like it a lot.",
"parent_id": null,
"dep... | 1,760,377,061.405867 | ||
https://hackaday.com/2011/10/10/ultrasonic-rangefinder-as-scanning-radar/ | Ultrasonic Rangefinder As Scanning Radar | Mike Szczys | [
"Microcontrollers"
] | [
"18f4520",
"bar graph",
"pic",
"radar",
"ultrasonic"
] | Ultrasonic rangfinders are a cheap and easy way to gather obstacle avoidance data. When added to a servo motor they form something of
a scanning radar for near-proximity objects
.
In this implementation, [Rui Cabral] is driving the servo, and collecting data from the sensor using a PIC 18F4520. The servo rotates 180 de... | 14 | 11 | [
{
"comment_id": "477066",
"author": "Khordas",
"timestamp": "2011-10-10T20:59:21",
"content": "Fun way to get some use out of some older tech. I wonder if it would be possible to scan the rangefinder smoothly, and just sample the data at intervals, for a less jerky appearance, or does the rangefind... | 1,760,377,061.347752 | ||
https://hackaday.com/2011/10/10/how-to-build-a-23-android-tablet/ | How To Build A 23″ Android Tablet | Mike Szczys | [
"Android Hacks"
] | [
"monitor",
"resistive",
"tablet",
"touchscreen"
] | If you’re looking to build a really big Android tablet the trick is not to start from scratch. [Peter] pulled off
a 23″ Android Tablet
hack using a collection of easily acquired parts, leaving the hard work up to hardware that was designed to do it.
He didn’t really build a tablet, as much as he built a big touch-scree... | 32 | 21 | [
{
"comment_id": "477022",
"author": "brad",
"timestamp": "2011-10-10T19:29:06",
"content": "i’ve always felt that bigfoot was left out of the demographic for tablet sales. i can sleep easy now.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "477048",
... | 1,760,377,061.572717 | ||
https://hackaday.com/2011/10/10/electric-mountain-board-with-glove-control/ | Electric Mountain Board With Glove Control | Brian Benchoff | [
"Transportation Hacks"
] | [
"arduino",
"flex sensor",
"glove",
"LiFePO4",
"mountainboard"
] | Last summer, we saw [Andres Guzman]’s electric mountain board tearing around the University of Illinois campus.
He’s back again
, only this time the board isn’t controlled with a PlayStation controller. [Andres] built a wireless glove to control his mountain board.
An Arduino and power supply is mounted to the glove. A... | 18 | 9 | [
{
"comment_id": "476995",
"author": "Charlie",
"timestamp": "2011-10-10T18:27:46",
"content": "Next stop… HOVERBOARD!!!!",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "476997",
"author": "PJ Allen",
"timestamp": "2011-10-10T18:33:24",
"content": "I... | 1,760,377,061.627855 | ||
https://hackaday.com/2011/10/10/animated-x-mas-sign/ | Animated X-mas Sign | Brian Benchoff | [
"LED Hacks"
] | [
"74HC14",
"74hc595",
"christmas",
"LED sign"
] | Sure, it may be two and a half months until Christmas. That doesn’t mean we can’t start
building a few Christmas decorations
. Last year, [RB] over at Embedded Lab made an
animated Christmas sign
using a simple microcontroller setup. This year, [RB] is adding a blinking LED border and doing the entire project with 74xx... | 1 | 1 | [
{
"comment_id": "6721603",
"author": "wzhd",
"timestamp": "2024-01-21T12:06:25",
"content": "In case anyone’s interested in what can be achieved a lot of patience, the now dead you-tube video (rmgf60CI_ks) has been captured by the way-back machine, it’s about Christmas lights built by Carson William... | 1,760,377,061.442208 | ||
https://hackaday.com/2011/10/10/retrofitting-a-60-year-old-electric-heater/ | Retrofitting A 60-year Old Electric Heater | Mike Nathan | [
"classic hacks",
"Repair Hacks"
] | [
"ceramic",
"heater",
"retrofit",
"safety"
] | [John] found an old Kenmore electric heater at a junk store one day,
and thought it would look great in his bathroom.
The only problem with the unit is that it was built back in the 1940s/1950s, so it lacked any sort of modern safeguards that you would expect from an indoor heater. There was no on/off switch, no fuse, ... | 22 | 10 | [
{
"comment_id": "476931",
"author": "mike bradley",
"timestamp": "2011-10-10T16:42:44",
"content": "love it. i like seeing these things. the old looks are great, but sometimes the tech leaves a bit to be desired. so i am all for stuffing new inside old.",
"parent_id": null,
"depth": 1,
"... | 1,760,377,061.503409 | ||
https://hackaday.com/2011/10/10/22-miles-straight-up-in-90-seconds/ | 22 Miles Straight Up In 90 Seconds | Brian Benchoff | [
"Misc Hacks"
] | [
"rocketry",
"rockets"
] | Those little Estes rockets you built as a kid
just got blown out of the water
.
In response to the
Carmack Prize
to launch an amateur rocket above 100,000 feet, [Derek Deville] and the rest of the Qu8k team launched a 320 pound, 14-foot-long rocket through 99% of the Earth’s atmosphere.
Unlike our little toy rockets fr... | 59 | 31 | [
{
"comment_id": "476836",
"author": "Alex",
"timestamp": "2011-10-10T14:05:21",
"content": "Wow!",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "476842",
"author": "that1guy",
"timestamp": "2011-10-10T14:23:42",
"content": "I’m going to imagine ther... | 1,760,377,061.755451 | ||
https://hackaday.com/2011/10/09/sustainability-hacks-the-final-word/ | Sustainability Hacks: The Final Word | Jack Buffington | [
"News"
] | [
"sustainability hacks"
] | This theme has been tricky to write for. On one hand, here at Hackaday, we are excited about doing anything that will allow us to not consume as many resources but on the other hand, when you really look closely at things, pretty much everything that we do in our modern lives isn’t sustainable. We can certainly find... | 86 | 25 | [
{
"comment_id": "476320",
"author": "uzerzero",
"timestamp": "2011-10-09T20:31:21",
"content": "I’m really tempted to try and make my own lightbulb lamp now…",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "476323",
"author": "Tenbob",
"timestamp": "2011... | 1,760,377,062.188777 | ||
https://hackaday.com/2011/10/08/an-interview-with-bre-pettis-founder-of-makerbot-industries/ | An Interview With Bre Pettis, Founder Of MakerBot Industries | Jeremy Cook | [
"Interviews"
] | [
"3d printing",
"bre pettis",
"business",
"makerbot"
] | For those of you that don’t know, the Makerbot is a 3D printer created by
Bre Pettis
. It is probably the best-known 3D printer that you can buy at a price point meant for the hobbyist. Although this article doesn’t go into how the MakerBot is made, it focuses instead about the business itself and the man behind it. Br... | 16 | 7 | [
{
"comment_id": "475742",
"author": "Regulus",
"timestamp": "2011-10-08T21:31:39",
"content": "3D printing represent!Proud owner of a Cupcake, Prusa-Mendel, RepStrap of my design, and a Thing-O-Matic (my very own farm!) here. Bre is an amazing guy, I had the pleasure of meeting him at MakerFaire NY.... | 1,760,377,061.915809 | ||
https://hackaday.com/2011/10/08/diy-amplifier-minder-turns-off-your-stereo-when-you-forget/ | DIY Amplifier Minder Turns Off Your Stereo When You Forget | Mike Nathan | [
"Arduino Hacks",
"home entertainment hacks"
] | [
"arduino",
"ir",
"receiver",
"tube amp"
] | [zmashiah] has a nice Nova tube amplifier in his living room, and he often forgets to turn it off once he’s done listening to music. He feels guilty when this happens, as it not only shortens the lifespan of his stereo, but it’s not exactly the greenest behavior either. Rather than let his receiver idle any longer,
he ... | 23 | 16 | [
{
"comment_id": "475648",
"author": "Dax",
"timestamp": "2011-10-08T19:33:05",
"content": "You don’t need to “pore over AVR assembly” without an arduino.Just write your stuff in C and replace the boring bits like toggling a pin with a macro.",
"parent_id": null,
"depth": 1,
"replies": []... | 1,760,377,061.977015 | ||
https://hackaday.com/2011/10/08/structured-light-3d-scanner/ | Structured Light 3d Scanner | Brian Benchoff | [
"digital cameras hacks",
"Video Hacks"
] | [
"3d scanning",
"pico projector",
"structured light"
] | After futzing around with a cheap pico projector, a webcam and a little bit of software, [Jas Strong] built herself
a 3d scanner
.
In spite of the dozens of
Kinect-based scanner projects
, we’ve seen
structured light
3d scanners before. This method of volumetric scanning projects a series of gradient images onto a subj... | 17 | 10 | [
{
"comment_id": "475598",
"author": "nrp",
"timestamp": "2011-10-08T18:17:04",
"content": "I started working on a structured light scanner using a SHOWWX as well. I’m planning on replacing the red laser in the projector with an infrared one, with a corresponding filter on the camera. This way, the... | 1,760,377,062.287803 | ||
https://hackaday.com/2011/10/08/rf-sniffing-on-the-go/ | RF Sniffing On-the-go | Mike Szczys | [
"Security Hacks",
"Wireless Hacks"
] | [
"bluetooth",
"N900",
"next hope",
"nokia",
"packet sniffing",
"python",
"travis goodspeed"
] | It’s been a while since we checked in on [Travis Goodspeed]. His latest post makes
RF sniffing with the Next HOPE badge more portable
by ditching the need to display data on a computer. He’s built on the work he did
at the beginning of the year
, replacing the FTDI chip on the badge with a Bluetooth module. Now he can ... | 2 | 1 | [
{
"comment_id": "475937",
"author": "KillerBug",
"timestamp": "2011-10-09T04:50:06",
"content": "LoL…I love it when people use children’s toys for hacking…he is already using legos and he wants to use a “Pretty Pink Pager”! Great stuff!",
"parent_id": null,
"depth": 1,
"replies": [
... | 1,760,377,062.231834 | ||
https://hackaday.com/2011/10/08/burning-man-2011-christopher-schardts-garden-of-rockets/ | Burning Man 2011: Christopher Schardt’s Garden Of Rockets | Jesse Congdon | [
"Misc Hacks"
] | [
"burning man",
"interactive art",
"kinetic sculpture",
"propane"
] | This is one piece I regret to have missed this year at Burning Man, however I certainly heard tales from any one who stumbled across it. [Christopher Shardt]’s Garden of Rockets consists of three kinetic fire art pieces with spinning propane rockets that you can control!
[Christopher] decided to incorporate his Burning... | 4 | 4 | [
{
"comment_id": "475498",
"author": "derrick",
"timestamp": "2011-10-08T16:07:31",
"content": "someone doesnt know his feeds and speeds for drilling! haha cool concept tho!",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "475570",
"author": "Xeracy",
"ti... | 1,760,377,062.328032 | ||
https://hackaday.com/2011/10/08/weekly-roundup-10811/ | Weekly Roundup 10/8/11 | Jack Buffington | [
"Weekly Roundup"
] | [
"weekly roundup"
] | In case you missed them the first time, here are our most popular posts from the past week.
Our most popular post this week is about a clock modeled after
Lord Vetinari’s clock
in Discworld that ticks at random intervals but keeps accurate time.
Our next most popular post is of a project that takes two 3.5″ floppy driv... | 0 | 0 | [] | 1,760,377,062.368232 | ||
https://hackaday.com/2011/10/08/sustainability-hacks-wind-turbine-generator/ | Sustainability Hacks: Wind Turbine Generator | Brian Benchoff | [
"green hacks"
] | [
"generator",
"sustainability hacks",
"Wind turbine"
] | With a little bit of thought put into the build, a wind turbine generator can be one of the greenest ways to generate electricity. Wind power doesn’t require a semiconductor fab lab (unlike solar panels) and doesn’t have very many environmental consequences (unlike hydro power). The Tech Junkies
put up a build log of a... | 18 | 7 | [
{
"comment_id": "475393",
"author": "grenadier",
"timestamp": "2011-10-08T13:07:18",
"content": "Too bad wind turbines hardly ever pay themselves off and break all the time.Let’s just build some goddamn thorium reactors and fix this huge mess. We have enough thorium in the US to power us for about 3... | 1,760,377,062.420668 | ||
https://hackaday.com/2011/10/09/open-source-sprinkler-controller-keeps-your-lawn-looking-great/ | Open-source Sprinkler Controller Keeps Your Lawn Looking Great | Mike Nathan | [
"Arduino Hacks",
"home hacks"
] | [
"arduino",
"ethernet",
"open source",
"sprinkler controller"
] | [Ray] wrote in to share a great project he just recently wrapped up,
an open-source sprinkler valve controller.
Built in collaboration with Wired Magazine’s editor-in-chief [Chris Anderson], the sprinkler controller is designed to replace the limited commercial sprinkler timers that typically come with a new home sprin... | 16 | 10 | [
{
"comment_id": "476395",
"author": "Matt",
"timestamp": "2011-10-10T00:48:00",
"content": "awesome. very nice build.I want to know more about the case!",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "476409",
"author": "tantris",
"timestamp": "2011-10-... | 1,760,377,062.476104 | ||
https://hackaday.com/2011/10/09/linear-motor-can-be-built-from-trash/ | Linear Motor Can Be Built From Trash | Brian Benchoff | [
"hardware"
] | [
"linear actuator"
] | [Raul] built a
cheap linear actuator
out of a drawer slide and a surplus flatbed scanner.
A few builds we’ve seen, like the
PCB drill press
or the
horribly inefficient thermostat
, used linear actuators as key components of their builds. These linear actuators are fairly expensive compared to other parts we usually hav... | 13 | 10 | [
{
"comment_id": "476383",
"author": "Microguy",
"timestamp": "2011-10-10T00:05:20",
"content": "Need to change the headline to linear actuators not linear motor.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "476764",
"author": "David",
"time... | 1,760,377,062.53213 | ||
https://hackaday.com/2011/10/09/workbench-overhead-camera-boom-made-from-pvc/ | Workbench Overhead Camera Boom Made From PVC | Mike Nathan | [
"digital cameras hacks",
"HackIt",
"how-to"
] | [
"camera boom",
"PVC",
"workbench"
] | It looks like [Dino] is getting settled into his new digs, and while the moving process has kept him pretty busy, he’s slowly but surely getting his workshop area set up. One thing that he really wanted from his new bench was
a better way to record video
, for both his Hack a Week series as well as broadcasting over Us... | 10 | 10 | [
{
"comment_id": "476410",
"author": "PJ Allen",
"timestamp": "2011-10-10T01:19:33",
"content": "Dino, I’m sure this is only the beginning.[ Servos, motors, remote control, a “Dino-Jib” — and maybe a lapel pin mic someday, too. (: ]",
"parent_id": null,
"depth": 1,
"replies": []
},
{... | 1,760,377,062.724914 | ||
https://hackaday.com/2011/10/09/improving-a-cheap-espresso-machine/ | Improving A Cheap Espresso Machine | Brian Benchoff | [
"cooking hacks",
"home hacks"
] | [
"cooking",
"espresso",
"pressure"
] | For those of us that would like a good cup of coffee but don’t want to put up with the ‘burnt butt’ taste of Starbucks and don’t have a decent coffee shop nearby, we’ve had very few options. Most of us have been made to suffer with an el-cheapo espresso machine. [Joe] sent in a great build that improves these el-cheapo... | 15 | 11 | [
{
"comment_id": "476304",
"author": "bty",
"timestamp": "2011-10-09T20:15:18",
"content": "man those espresso machines are still so darn expensive.nice hack, I’d do almost anything to get a good affordable espresso machine.",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"com... | 1,760,377,062.835578 | ||
https://hackaday.com/2011/10/09/upgrading-an-old-super-scope/ | Upgrading An Old Super Scope | Mike Nathan | [
"Nintendo Hacks"
] | [
"lipo",
"rechargeable",
"snes",
"super nintendo",
"Super Scope"
] | [Brian Knoll] still uses his Super Nintendo with relative frequency, and he just
can’t get enough Super Scope action.
If you never owned one, the Super Scope can be a ton of fun, but it’s also an incredible battery hog. It eats through AA batteries by the caseful, so [Brian] wanted to make the switch to rechargeable ce... | 15 | 10 | [
{
"comment_id": "476278",
"author": "Bryan L",
"timestamp": "2011-10-09T19:12:25",
"content": "Is it just me or does it sound like a standard 9v battery would have fixed the problem? Definitely a great solution i just feel like an off the shelf 9v could have supplied plenty of mA and the required 9v... | 1,760,377,062.782339 | ||
https://hackaday.com/2011/10/09/tinywrench-controls-motors-with-attiny24-chips/ | Tinywrench Controls Motors With ATtiny24 Chips | Mike Szczys | [
"Microcontrollers"
] | [
"ATtiny24",
"h-bridge",
"motor controller"
] | Tinywrench is [Tanjent’s] take on a motor controller board. It aims to
replicate all of the functions that a standalone motor controller chip offers
at as low a cost as possible. Early results are in. It works, and as seen can be assembled for about $8.
The top of the device offers a terminal block for connecting motor... | 9 | 7 | [
{
"comment_id": "476190",
"author": "Sporkx6",
"timestamp": "2011-10-09T16:15:41",
"content": "This is a very cool design. I love the low-cost/simplistic standpoint. It looks great.I have contemplated making motor drivers with a ARM Cortex 3 driving a pair of H-Bridges. The using I²C, you can contro... | 1,760,377,063.023234 | ||
https://hackaday.com/2011/10/08/the-zigroller-balance-bot/ | The Zigroller Balance Bot | Jeremy Cook | [
"Arduino Hacks",
"Toy Hacks"
] | [
"arduino",
"balance bot",
"zigbee",
"Zigduino"
] | The
Zigroller
is a Zigbee remote-controlled balance bot. Although balance bots have been featured on [HAD] before, the Zigroller appears to be well-built and the project is well documented. Besides a section on hardware, the software for this build is
documented here
. The theory behind a balancing bot like this is ... | 2 | 1 | [
{
"comment_id": "475882",
"author": "svofski",
"timestamp": "2011-10-09T01:44:33",
"content": "Take off every ‘ZIG’!!",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "476735",
"author": "spiderwebby",
"timestamp": "2011-10-10T10:43:54",
... | 1,760,377,063.067005 |
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