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https://hackaday.com/2011/05/09/jeri-ellsworths-shooting-gallery/ | Jeri Ellsworth’s Shooting Gallery | Caleb Kraft | [
"Misc Hacks"
] | [
"game",
"jeri ellsworth",
"pinball"
] | Back with another interesting vidoe, [Jeri Ellsworth] once again brings us an
amusing and educational hack
. This time she’s made a “shooting gallery” in the style of the old arcade games that actually used projectiles. In her version however, she’s using LEDs in the targets which are detected by the gun. In an effort... | 8 | 8 | [
{
"comment_id": "391948",
"author": "Kenneth Finnegan",
"timestamp": "2011-05-09T18:40:47",
"content": "The entire row of booths at ESC must have hated Element14 for having this. There was always a huge crowd of people playing it and blocking the entire isle. It was a lot of fun, but it suffered q... | 1,760,377,195.943239 | ||
https://hackaday.com/2011/05/09/a-friendly-spiderbot-named-chopsticks/ | A Friendly Spiderbot Named Chopsticks | Mike Nathan | [
"Robots Hacks"
] | [
"arduino",
"ir",
"octopod",
"polymorph",
"robot",
"servos"
] | After seeing his fair share of hexapod-style bots on the Internet,
[Russell] decided he wanted to build one of his own
. One of the downsides to building these robots is the cost. He often saw them constructed from laser cut parts and very expensive servos. Rather than blow hundreds upon hundreds of dollars on the bot,... | 12 | 10 | [
{
"comment_id": "391938",
"author": "chango",
"timestamp": "2011-05-09T18:16:31",
"content": "If I built something that looked like that, I’d have to unhook the battery and pull the micro from the socket before I could even think about going to sleep.",
"parent_id": null,
"depth": 1,
"re... | 1,760,377,196.520441 | ||
https://hackaday.com/2011/05/09/roll-your-own-capacitors/ | Roll Your Own Capacitors | Mike Nathan | [
"Misc Hacks"
] | [
"capacitors",
"diy",
"experiment"
] | Rolling your own electronics components can be fun, but can also help in explaining how certain items actually work. [Addie] from The Toymakers recently
set off to figure out how capacitors work, by making her own
.
She understood the general concept behind capacitors and how they are constructed, but she wanted to see... | 30 | 24 | [
{
"comment_id": "391899",
"author": "Dino",
"timestamp": "2011-05-09T16:20:07",
"content": "Cool video! Now I want to try rolling my own… Guess I’ll have add “capacitor supplies” to my grocery store shopping list! :)",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id... | 1,760,377,196.353356 | ||
https://hackaday.com/2011/05/08/synkie-the-modular-synth-for-video/ | Synkie: The Modular Synth For Video | Brian Benchoff | [
"Musical Hacks",
"Video Hacks"
] | [
"synth",
"video"
] | The folks at [anyma] have been working on an analog video processor called
Synkie
for a while now, and we’re amazed a project this awesome has passed us by for so long.
Like a Moog or Doepfer synth, the Synkie was developed with modularity in mind. So far, [anyma] has built modules to split and combine the sync and vid... | 13 | 13 | [
{
"comment_id": "391620",
"author": "smx",
"timestamp": "2011-05-08T18:55:51",
"content": "Nice one!There’s alsohttp://www.milkymist.orgyou might like to post. It’s digital however :)",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "391639",
"author": "Johan... | 1,760,377,196.289084 | ||
https://hackaday.com/2011/05/06/improve-charlieplexing-performance-with-interrupts/ | Improve Charlieplexing Performance With Interrupts | Mike Nathan | [
"LED Hacks",
"Microcontrollers"
] | [
"charlieplexing",
"led",
"micro controller",
"pic"
] | [Dmitry] was shopping for LEDs and accidentally pulled the trigger on the wrong type. Since he didn’t want to be wasteful, he figured he should at least take the time to build something with them.
A LED matrix display was the obvious project choice, but he only had a PIC16F688 at his disposal. Since the micro controlle... | 20 | 18 | [
{
"comment_id": "390953",
"author": "Aaron",
"timestamp": "2011-05-06T16:04:11",
"content": "Note to haters: This is the same guy who rewrote the Palm TX ROM to take out most of the suck and replace it with nifty. What’ve you done that’s half that awesome?",
"parent_id": null,
"depth": 1,
... | 1,760,377,196.003691 | ||
https://hackaday.com/2011/05/06/usb-minecraft-portal/ | USB Minecraft Portal | Kevin Dady | [
"Video Hacks"
] | [
"lcd",
"micecraft"
] | [Sprite_tm] had heard some time ago that middle of the road Nokia phones had some really interesting LCDs, they are 2.4 inch TFT’s with 320×240 resolution. He immediately got 3 beccause they are pretty low cost as well, and started working with them. Apparently these LCDs are self contained, meaning they have all the d... | 12 | 12 | [
{
"comment_id": "390905",
"author": "Koolguy007",
"timestamp": "2011-05-06T13:28:04",
"content": "Anyone who would want this on their desk obviously hasn’t met a ghast before. Otherwise this looks really well done.",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id":... | 1,760,377,196.052119 | ||
https://hackaday.com/2011/05/06/digital-audio-on-the-parallax-propeller/ | Digital Audio On The Parallax Propeller | Brian Benchoff | [
"digital audio hacks",
"Microcontrollers"
] | [
"digital audio",
"parallax",
"parallaxpropeller",
"spdif"
] | [Beth] had the idea for transmitting digital audio over S/PDIF on a Propeller a few years ago, but only just got around to a
writeup
. For that, we thank her.
The writeup has a marvelous walkthrough of the S/PDIF protocol and the problems associated with with generating the signal. S/PDIF is a relatively resource-inten... | 12 | 11 | [
{
"comment_id": "390896",
"author": "Toumal",
"timestamp": "2011-05-06T12:11:24",
"content": "Dzihan and Kamien, the man has taste ;)",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "390920",
"author": "Life2Death",
"timestamp": "2011-05-06T14:07:59",
... | 1,760,377,196.154746 | ||
https://hackaday.com/2011/05/05/mini-light-table-fits-inside-a-briefcase/ | Mini Light Table Fits Inside A Briefcase | Mike Nathan | [
"Misc Hacks"
] | [
"briefcase",
"light table",
"portable"
] | Hackaday forum member [Mike] was looking for project ideas when his girlfriend, an art major,
suggested that he build her a light table to help with her various assignments
. Having seen a few of these projects pop up from time to time, he figured he was up to the task. He started hunting around at his local thrift sto... | 38 | 36 | [
{
"comment_id": "390672",
"author": "Nick",
"timestamp": "2011-05-05T22:54:37",
"content": "Just out of curiosity, how is a briefcase NOT portable? I mean, if there are insane gobs of wiring coming out everywhere, yeah, sure, it’s hardly portable, but… It is a briefcase… Something DESIGNED with p... | 1,760,377,196.424536 | ||
https://hackaday.com/2011/05/05/modular-security-system-is-portable-too/ | Modular Security System Is Portable Too | Mike Nathan | [
"Security Hacks"
] | [
"alarm",
"atmega",
"matrix keypad",
"security"
] | Hackaday reader [Oneironaut] wrote in to share
a modular, portable security system he built for himself
.
He likes visiting the Caribbean, but his favorite vacation spot is apparently rife with cat burglars. He enjoys sleeping with the windows open and wanted to find a way to scare off ne’er do wells. At home, there ar... | 11 | 11 | [
{
"comment_id": "390661",
"author": "jwrm22",
"timestamp": "2011-05-05T22:20:05",
"content": "Nice project. But why doesn’t the potential thief just hit the off button?",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "390668",
"author": "kernelcode",
"ti... | 1,760,377,196.470314 | ||
https://hackaday.com/2011/05/05/tiny-atari-810-disk-drive-upgrade/ | Tiny Atari 810 Disk Drive Upgrade | Mike Szczys | [
"News"
] | [
"arm",
"atari",
"cortex m0",
"floppy disk",
"lpc1114",
"microsd"
] | Everything gets smaller as technology improves. [Rossum] reduced the space needed for an Atari 810 disk drive by
building this tiny replacement
. Of course it doesn’t use floppy disks, but takes a microSD card instead. And it doesn’t stand in the place of one floppy drive, but can emulate up to eight different drives. ... | 25 | 25 | [
{
"comment_id": "390632",
"author": "Seth",
"timestamp": "2011-05-05T21:20:14",
"content": "What’s so awesome about this is that the original Atari 810 was HUGE. Even for the time period people would make fun of my Atari 810 disk drive.",
"parent_id": null,
"depth": 1,
"replies": []
},... | 1,760,377,196.105352 | ||
https://hackaday.com/2011/05/05/dabbling-with-cpld-generated-vga-signals/ | Dabbling With CPLD Generated VGA Signals | Mike Szczys | [
"Microcontrollers"
] | [
"Altera",
"cpld",
"dac",
"EPM7128SLC84-7N",
"resistor",
"vga"
] | It seems like all the cool kids are leaving the 8-bit hobby microcontrollers in the parts bin and playing with more advanced parts like Complex Programmable Logic Devices. [Chris] is no exception to the trend, and
set out to generate his own VGA signal using one of the beefy semiconductors
.
It seems that he’s using th... | 13 | 13 | [
{
"comment_id": "390617",
"author": "Thane",
"timestamp": "2011-05-05T20:12:33",
"content": "I bet he had to replace the caps in that samsung monitor.",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "390641",
"author": "JuggaloStoopid",
"timestamp": "201... | 1,760,377,196.572414 | ||
https://hackaday.com/2011/05/05/light-painting-still-shots-and-animations/ | Light Painting – Still Shots And Animations | Mike Szczys | [
"Arduino Hacks",
"LED Hacks"
] | [
"light painting",
"record player",
"stopped motion",
"turntable"
] | [Kim Pimmel’s] been doing some really interesting
light painting with an Arduino
. In the past we’ve seen several light painting projects which use
long exposures to capture moving LEDs
, or
moving LCD displays
. But [Kim’s] stepping it up a notch, using cold cathode flourescent lamps, electroluminescent (EL) wire, and... | 12 | 12 | [
{
"comment_id": "390595",
"author": "Blackrifle",
"timestamp": "2011-05-05T19:17:54",
"content": "That was really awesome.",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "390624",
"author": "tapius",
"timestamp": "2011-05-05T20:54:50",
"content": "f... | 1,760,377,196.701073 | ||
https://hackaday.com/2011/05/05/gitbrew-brings-otheros-back-to-the-ps3/ | Gitbrew Brings OtherOS Back To The PS3 | Mike Nathan | [
"Linux Hacks",
"Playstation Hacks"
] | [
"bootloader",
"dual boot",
"firmware",
"otheros",
"ps3"
] | Instead of simply watching the days pass by while the PSN network continues to be unavailable, why not do something useful with your PS3 console? [MS3FGX] wrote in to share some news regarding efforts to bring the OtherOS option back to the PS3.
The team at gitbrew.org have been diligently working to bring Linux back t... | 62 | 50 | [
{
"comment_id": "390523",
"author": "woutervddn",
"timestamp": "2011-05-05T16:18:03",
"content": "s*ck on this sony.. Although I wonder if it would result in yet another lawsuit.btw, I thought there already was a way to run the original ‘fat’ ps3 firmware on the ps3 slim. Or am I wrong here?",
"... | 1,760,377,196.885774 | ||
https://hackaday.com/2011/05/05/arduino-home-statistics/ | Arduino Home Statistics | Kevin Dady | [
"Arduino Hacks",
"home hacks"
] | [
"automation"
] | [Mike] is doing a little series that is about DIY smart homes. While these wont turn your house into a Hal 9000 (and hopefully wont try and kill you), they are fun and fairly easy to carry out. Parts 1 and 2 focus on the bathroom, part 3+ is in the works. Lets go ahead and look at what is done already.
DIY smart home p... | 15 | 15 | [
{
"comment_id": "390456",
"author": "Hackerspacer",
"timestamp": "2011-05-05T14:02:47",
"content": "I can’t speak for everyone but my vision of the home of the future does NOT include twitter enabled anything.",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "390... | 1,760,377,196.937567 | ||
https://hackaday.com/2011/05/05/automate-repetitive-pc-actions-with-a-foot-pedal/ | Automate Repetitive PC Actions With A Foot Pedal | Mike Nathan | [
"Arduino Hacks",
"computer hacks"
] | [
"arduino",
"foot pedal",
"linux",
"python"
] | Instructables user [bkovac] was sick of clicking the terminal icon on his desktop whenever he wanted to launch a terminal window. Keyboard shortcuts aside, he figured the easiest way to take the tedium out of the process would be
to launch terminal windows with a foot pedal
.
He grabbed a pedal that he had sitting arou... | 41 | 40 | [
{
"comment_id": "390389",
"author": "Ferg",
"timestamp": "2011-05-05T12:10:02",
"content": "I would love to see this enhanced to simulate the scroll wheel for reading.",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "390391",
"author": "maloushe",
"times... | 1,760,377,196.80141 | ||
https://hackaday.com/2011/05/05/awesome-fan-powered-frankenscooter/ | Awesome Fan-powered Frankenscooter | Mike Nathan | [
"Transportation Hacks"
] | [
"batteries",
"cool",
"fan",
"ridiculous",
"scooter"
] | We believe that some of the best things in life are built from half-assed ideas and held together with duct tape. Take
this fan-powered Razor scooter [Charles Guan] built, for example
– it’s chock full of both.
Having built a ducted fan-powered shopping cart in the past
[Charles] is no stranger to ridiculous ideas. Aft... | 22 | 21 | [
{
"comment_id": "390377",
"author": "damox",
"timestamp": "2011-05-05T11:18:34",
"content": "LOL.The thing doesn’t turn – built for straight lines.Can we put in requests for the next iteration?I suggest rollerblades.",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id... | 1,760,377,197.383825 | ||
https://hackaday.com/2011/05/04/applecrate-ii-doubles-the-cluster-computing-fun/ | AppleCrate II Doubles The Cluster Computing Fun | Mike Nathan | [
"Mac Hacks"
] | [
"apple iie",
"applecrate",
"cluster computing",
"mac"
] | Back in 2004, Apple hobbyist/guru [Michael Mahon] built a cluster of Apple
IIe
main boards dubbed the “AppleCrate” as an experiment in parallel computing. Now that a few years have passed,
he is back with a new iteration of the device, aptly named AppleCrate II
.
AppleCrate II was built to address some of the design li... | 32 | 30 | [
{
"comment_id": "390138",
"author": "Tim",
"timestamp": "2011-05-04T22:45:16",
"content": "Holy F**king Sh*t",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "390141",
"author": "Limey",
"timestamp": "2011-05-04T22:59:01",
"content": "Really surprised... | 1,760,377,197.008263 | ||
https://hackaday.com/2011/05/04/analog-projection-clock-so-simple-you-should-have-thought-of-it/ | Analog Projection Clock So Simple You Should Have Thought Of It | Mike Szczys | [
"clock hacks"
] | [
"analog",
"mirror",
"projection",
"silvering"
] | The image you see above is the result of a simple analog projection clock. It shows the time on the ceiling. We have one in our bedroom but it’s a red digital display which we don’t think is nearly as fun as this clever hack. Grab a cheap analog clock, a mirror, and a white LED and
you can build your own
.
The mirror i... | 29 | 27 | [
{
"comment_id": "390104",
"author": "ZeroCool42",
"timestamp": "2011-05-04T21:28:08",
"content": "Yep, my first reaction when I saw this on Make the other day was “Why did I think of that???”",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "390106",
"author"... | 1,760,377,197.122096 | ||
https://hackaday.com/2011/05/16/adding-ethernet-control-for-a-5-1-speaker-set/ | Adding Ethernet Control For A 5.1 Speaker Set | Mike Szczys | [
"digital audio hacks",
"Microcontrollers"
] | [
"ATmega168",
"enc28j60",
"mains",
"outlet",
"RF",
"speakers"
] | [HuB’s] set of 5.1 surround sound speakers was gobbling up a bunch of electricity when in standby as evidenced by the 50 Hz hum coming from the sub-woofer and the burning hot heat sink on the power supply. He wanted to add a way to
automatically control the systems and offer the new feature of disconnecting the power f... | 12 | 11 | [
{
"comment_id": "394942",
"author": "lwatcdr",
"timestamp": "2011-05-16T21:17:38",
"content": "Might I suggest a power strip? You turn off the power strip when you do not have the speakers hooked up to your laptop.",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id":... | 1,760,377,197.058233 | ||
https://hackaday.com/2011/05/16/ollie-the-socially-awkward-autonomous-blimp/ | Ollie The Socially Awkward Autonomous Blimp | Brian Benchoff | [
"Robots Hacks"
] | [
"blimp",
"flying",
"robot"
] | [Pritika] is a user experience design student who just finished up an
autonomous blimp
project designed to react to voices and communicate, “his friendliness and eagerness to be noticed.”
The
instructable
[Pritika] posted goes through the build – a 850mAh LiPo battery powers an Arduino Pro Mini, which controls two 3.6 ... | 15 | 15 | [
{
"comment_id": "394883",
"author": "cde",
"timestamp": "2011-05-16T19:55:42",
"content": "Being a bag of hot air is as socially awkward as you can be.Oh wait, being a hindenburg accident waiting to happen is even more so.",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comm... | 1,760,377,197.174434 | ||
https://hackaday.com/2011/05/16/making-the-case-for-cool-project-enclosures/ | Making The Case For Cool Project Enclosures | Mike Nathan | [
"Musical Hacks"
] | [
"box",
"enclosure",
"looper",
"luna",
"PICAXE",
"sound generator"
] | Quite often, we see project boxes that seem to be constructed more as an afterthought than anything else. That’s not to say there is anything wrong with stuffing your latest creation into a nondescript black box, or even cardboard if it happens to fit your needs. Sometimes however,
an enclosure embodies the spirit of a... | 11 | 11 | [
{
"comment_id": "394848",
"author": "Rick",
"timestamp": "2011-05-16T18:35:16",
"content": "At first glance, I thought the case was just a CD on top of a black box.I don’t think that bending the record to become a black box adds much over a normal black box decorated with stickers, but beauty is in ... | 1,760,377,197.326516 | ||
https://hackaday.com/2011/05/16/chemical-wood-burning/ | Chemical Wood Burning | Caleb Kraft | [
"how-to"
] | [
"brand",
"burn",
"Chemistry"
] | Make: Projects has posted an interesting way to burn designs into wood. Instead of doing the traditional method of using a hot iron to hand draw or trace patterns on the wood, they show us how to
use a chemical process to make things easier
. They are using a solution of Ammonium Chloride, applied with a foam stamp, th... | 25 | 21 | [
{
"comment_id": "394824",
"author": "Oren Beck",
"timestamp": "2011-05-16T17:26:44",
"content": "Pity it’s unlikely that most inkjet carts would not survive the caustic. Printing photos for “burning” would be way cool.. Hmn,,videojet style or similar, air over fluid tank type sprays and an ammonia r... | 1,760,377,197.445467 | ||
https://hackaday.com/2011/05/16/resurrecting-the-optigan-disc-format/ | Resurrecting The Optigan Disc Format | Mike Nathan | [
"Musical Hacks"
] | [
"midi",
"music",
"optigan",
"orchestron",
"retro"
] | The Optigan and Orchestron were a pair of electronic organs built by Mattel in the 1970s which used swappable optical discs to store instrument information. The discs can still be found today, but the organs are extremely scarce, much to [Gan’s] dismay. After researching the organs for a bit, he decided he could probab... | 23 | 22 | [
{
"comment_id": "394792",
"author": "Sariel",
"timestamp": "2011-05-16T15:01:59",
"content": "very impressive. i loved the organ disc. reminds me of the old school organ music that you heard when you went to the circus in the mid to late 80s.",
"parent_id": null,
"depth": 1,
"replies": ... | 1,760,377,197.501532 | ||
https://hackaday.com/2011/05/16/google-adk-project-shows-just-how-easy-it-is-to-use/ | Google ADK Project Shows Just How Easy It Is To Use | Mike Nathan | [
"Android Hacks",
"Arduino Hacks"
] | [
"android",
"arduino",
"google adk",
"led matrix",
"music",
"shiftbrite"
] | [yergacheffe] was able to get his hands on a shiny new Google ADK board about a week before it was announced at I/O, and got busy putting together a neat project to show off some of the ADK’s features. His idea was to
meld together the ADK and Google’s new music service
, two items he says complement each other very we... | 9 | 9 | [
{
"comment_id": "394772",
"author": "Scott",
"timestamp": "2011-05-16T13:16:22",
"content": "$389.03? OUCH!http://www.rt-net.jp/shop/index.php?main_page=product_info&cPath=3_4&products_id=1",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "394777",
"author":... | 1,760,377,197.550033 | ||
https://hackaday.com/2011/05/16/destroying-an-arduinos-eeprom/ | Destroying An Arduino’s EEPROM | Brian Benchoff | [
"Arduino Hacks",
"Misc Hacks"
] | [
"destroyer",
"eeprom",
"flash"
] | We’ve seen projects test the lifespan of an EEPROM before, but these projects have only tested discrete EEPROM chips. [John] at tronixstuff had a
different idea
and set out to test the internal EEPROM of an ATmega328.
[John]’s build is just an Arduino and LCD shield that writes the number 170 to memory on one pass, and... | 20 | 15 | [
{
"comment_id": "394752",
"author": "wardy",
"timestamp": "2011-05-16T11:33:29",
"content": "Presumably it then went insane and locked him in an airlock?",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "394753",
"author": "Daid",
"timestamp": "2011-05-16... | 1,760,377,197.60298 | ||
https://hackaday.com/2011/05/04/diy-sunrise-alarm-clock/ | DIY Sunrise Alarm Clock | Mike Nathan | [
"clock hacks"
] | [
"alarm",
"clock",
"cortex-m3",
"diy",
"led"
] | As a project for an embedded systems class, [Alan]
recently built himself a sunrise-simulating alarm clock
. You are probably familiar with these sorts of timepieces – they gradually light up the room to awaken the sleeping individual rather than jarring them awake with a buzzer or the radio. Since many commercial unit... | 15 | 15 | [
{
"comment_id": "390085",
"author": "NatureTM",
"timestamp": "2011-05-04T20:54:11",
"content": "I don’t want to be negative, but if his goal was to be cheap, Arm Cortex M3 seems like a little overkill. Then again, maybe that was a class requirement, or just what he prefers to use.It looks nice thou... | 1,760,377,197.654168 | ||
https://hackaday.com/2011/05/04/cutting-paper-scrolls-with-frickin-lasers/ | Cutting Paper Scrolls With Frickin’ Lasers | Mike Szczys | [
"Arduino Hacks",
"Laser Hacks"
] | [
"paper",
"scroll",
"servo"
] | This circuit illustration
adds a scrolling paper feeder to the bed of a laser cutter
. In the video after the break you can see that the actual assembly is put on the bed of the laser cutter. After the laser has cut out the specified pattern, the scroll is wound to move an un-cut portion into place. It uses a servo mot... | 16 | 16 | [
{
"comment_id": "390068",
"author": "Awesomenesser",
"timestamp": "2011-05-04T20:16:51",
"content": "I want to see what happens to a running servo when you cut it in half.",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "390074",
"author": "SparkyGSX",
"... | 1,760,377,197.712143 | ||
https://hackaday.com/2011/05/04/build-your-own-programmable-logic-controller/ | Build Your Own Programmable Logic Controller | Mike Szczys | [
"Microcontrollers"
] | [
"atmega8",
"opto-isolated",
"plc"
] | [Q] is an Electrical Engineer who works in an industrial setting. He frequently uses Programmable Logic Controllers at work but had never built one himself. He decided to undertake the project at home and managed to
build a PLC that outputs 120V AC or 12 V DC and has optoisolated inputs
.
On the circuit board you’ll fi... | 28 | 27 | [
{
"comment_id": "390067",
"author": "M4CGYV3R",
"timestamp": "2011-05-04T20:16:25",
"content": "So…basically he wired some relays and extension cords to an ATMEGA chip?A device without an intended use is just pointless. Even if you can occasionally plug Christmas lights into it for fun.",
"paren... | 1,760,377,197.890252 | ||
https://hackaday.com/2011/05/04/meet-mr-clappidoo/ | Meet Mr. Clappidoo | Mike Nathan | [
"Misc Hacks",
"Toy Hacks"
] | [
"ir",
"leds",
"toys",
"zilog"
] | [Laurence] tinkers around the house quite a bit, making all sorts of fun interactive toys for his children to play with.
Mr. Clappidoo is a toy that he finished a while back
, which bears a striking resemblance to
one of his projects we recently showed you, Papydoo
. This is not a coincidence, as Papydoo was created af... | 12 | 12 | [
{
"comment_id": "390027",
"author": "boku",
"timestamp": "2011-05-04T17:34:36",
"content": "And he winks too ;)",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "390043",
"author": "kaoD",
"timestamp": "2011-05-04T18:34:57",
"content": "Oh my god the ... | 1,760,377,197.998539 | ||
https://hackaday.com/2011/05/04/usb-keyboard-prankster/ | USB Keyboard Prankster | Kevin Dady | [
"Microcontrollers"
] | [
"keyboard",
"prank",
"usb"
] | Being a long time prankster, [cyclonite] came up with this pretty clever hack in an
old USB flash drive
.
The drive was removed from its case, and the stock memory and controller was removed. On the back, an attiny 2313 is glued to the pcb, while resistors are swapped to work with the VUSB library. Wirewap wire is used... | 26 | 26 | [
{
"comment_id": "389981",
"author": "t11r",
"timestamp": "2011-05-04T15:08:33",
"content": "Nice trick to play on your coworkers :)to bad the video is blurry and only has readable text in fullscreen, maybe use a bigger font in notepad?",
"parent_id": null,
"depth": 1,
"replies": []
},
... | 1,760,377,198.122725 | ||
https://hackaday.com/2011/05/04/led-matrix-helmits-inspiried-by-you-know-who/ | LED Matrix Helmits Inspiried By You-Know-Who | Jesse Congdon | [
"LED Hacks"
] | [
"Arduino Pro",
"costume",
"daft punk",
"leds"
] | Here is a
post
from [John’s Projects]. For the insane, satirical, and incredible 2011 Omaha
Groundhog Prom
[John] and his buddy fabricated helmets reminiscent of our favorite robot rockers. [John] needed something harder, better, faster, stronger than the competition and wound up creating LED matrices that mount behi... | 17 | 16 | [
{
"comment_id": "389967",
"author": "Roboguy",
"timestamp": "2011-05-04T14:29:25",
"content": "Way to show some Emotion, Jesse!I guess the people at Hack a Day are Human After All.",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "389968",
"author": "Michael ... | 1,760,377,197.949948 | ||
https://hackaday.com/2011/05/04/real-time-robotic-arm-control-with-blender/ | Real-time Robotic Arm Control With Blender | Mike Nathan | [
"Arduino Hacks",
"Robots Hacks"
] | [
"arduino",
"arm",
"blender",
"python",
"robot",
"servos"
] | Last year, [Justin Dailey] was coming down the home stretch of his senior year as a Computer Engineering student and needed to build a final design project.
He always wanted to construct a robotic arm
, and figured that there was no better way to legitimize such a project, than to claim that it was “homework”.
While he... | 13 | 13 | [
{
"comment_id": "389943",
"author": "EFH",
"timestamp": "2011-05-04T13:12:53",
"content": "That is sweet. Nice project!",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "389946",
"author": "jeicrash",
"timestamp": "2011-05-04T13:15:07",
"content": "No... | 1,760,377,198.174455 | ||
https://hackaday.com/2011/05/03/old-computer-parts-demonstrate-how-particle-accelerators-work/ | Old Computer Parts Demonstrate How Particle Accelerators Work | Jesse Congdon | [
"Misc Hacks"
] | [
"physics"
] | [Ameres Valentin] writes in to let us know about his DIY
particle accelerator model
. The model, made mostly out of old computer stuff, mimics a linear high-energy particle accelerator which use drift tubes to toss particles around. Drift tubes work by first attracting a particle (in this case, ball bearing) until it c... | 12 | 12 | [
{
"comment_id": "389595",
"author": "brad",
"timestamp": "2011-05-03T11:49:14",
"content": "i’m sure listening to a ball bearing run around a plastic dish would get old just as quickly as a Newton’s cradle.",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "389614... | 1,760,377,198.057992 | ||
https://hackaday.com/2011/05/02/adding-remote-touch-control-to-the-kaoss-pad/ | Adding Remote Touch Control To The Kaoss Pad | Mike Nathan | [
"digital audio hacks",
"iphone hacks",
"Musical Hacks"
] | [
"guitar",
"iphone",
"kaoss pad",
"max msp",
"midi",
"touchosc"
] | [Munki] enjoys using his Kaoss Pad MIDI controller to add a new dimension to his music while playing guitar. The only thing that bothers him about the Kaoss Pad interface is that it can be difficult to trigger or alter effects in the middle of a bitchin’ guitar solo. He started looking around to see if there was a way ... | 8 | 8 | [
{
"comment_id": "389397",
"author": "Brett W. (FightCube.com)",
"timestamp": "2011-05-02T22:58:18",
"content": "I’ve used TouchOSC a lot in the past, it’s a great app.Just thought I’d mention it might also be pretty easy to use this apphttp://ciaoapp.com/…with an Arduino and Midi Shield to do someth... | 1,760,377,198.368548 | ||
https://hackaday.com/2011/05/02/quick-hack-disables-ipod-dock-auto-standby/ | Quick Hack Disables IPod Dock Auto-standby | Mike Nathan | [
"digital audio hacks"
] | [
"dock",
"dso",
"ham radio",
"ipod",
"oscilloscope"
] | [Aaron] wrote in to share with us
a quick hack that has made his life a little easier
. He bought a Rocketfish RF-HV3 portable iPod dock to listen to his music, but he wanted to utilize it as an alarm clock as well. He also found that the speakers worked quite well when he hooked up his Yaesu handheld transmitter to th... | 11 | 11 | [
{
"comment_id": "389358",
"author": "DM",
"timestamp": "2011-05-02T21:18:38",
"content": "So it won’t go on standby when using battery power anymore? If so, a little more poking around could have yielded a solution to disable standby only when using wall power. Thoughtful hack nonetheless.",
"pa... | 1,760,377,198.223516 | ||
https://hackaday.com/2011/05/02/thrift-strore-hard-drive-enclosure/ | Thrift Store Hard Drive Enclosure | Kevin Dady | [
"Peripherals Hacks"
] | [
"hard drive",
"usb"
] | [Ken] visited our site looking for case modding stuff a little while back, but more importantly he came back to show off his latest project. Using a jewelry box found at our favorite place, the thrift store, he converted it into a
2.5 inch USB drive enclosure
.
Almost instantly he found that this particular jewelry box... | 8 | 8 | [
{
"comment_id": "389329",
"author": "Jeremy C",
"timestamp": "2011-05-02T20:07:32",
"content": "Dollar stores/Hobby stores have some good stuff for cheap too.",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "389334",
"author": "JD",
"timestamp": "2011-05... | 1,760,377,198.413402 | ||
https://hackaday.com/2011/05/02/scout-the-autonomous-transatlantic-boat/ | Scout, The Autonomous Transatlantic Boat | Mike Nathan | [
"Robots Hacks",
"Transportation Hacks"
] | [
"autonomous",
"boat",
"gps",
"solar",
"transatlantic"
] | Sailing a small boat across the Atlantic ocean is quite the daunting task. As many have discovered, it is a journey often fraught with perils, typically ending in failure. A team of four college students decided the best way to get a small boat across the ocean would be to remove the human element from the process,
so ... | 22 | 22 | [
{
"comment_id": "389289",
"author": "max",
"timestamp": "2011-05-02T18:04:17",
"content": "this would make a nice drug vessel.",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "389290",
"author": "Vinh Vu",
"timestamp": "2011-05-02T18:07:16",
"content... | 1,760,377,198.475353 | ||
https://hackaday.com/2011/05/02/3d-printed-strandbeests-made-to-order/ | 3D Printed Strandbeests Made To Order | Mike Nathan | [
"Misc Hacks"
] | [
"3d printing",
"art",
"cnc",
"strandbeest"
] | If you love Strandbeests but don’t have the patience to build your own,
Dutch artist [Theo Jansen] has you covered
. You might remember him from
a story we ran last year
, detailing his awesome beach-going strandbeest creations.
His beach walkers are typically built out of PVC conduit and plastic tubing, towering over ... | 27 | 26 | [
{
"comment_id": "389275",
"author": "andrew",
"timestamp": "2011-05-02T17:23:51",
"content": "Seriously, somebody needs to connect these with a differential so they can turn.",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "389277",
"author": "andrew",
"... | 1,760,377,198.542259 | ||
https://hackaday.com/2011/05/02/isolation-transformer-101/ | Isolation Transformer 101 | Kevin Dady | [
"Tool Hacks"
] | [
"Isolation Transformer"
] | [Todd Harrison] has released a ~50 minute video covering everything you want to know about
Isolation Transformers
for protecting yourself and your costly equipment. Admittedly I have not given the subject much thought, but if you need to measure high voltages you should probably watch this video.
[Todd] Explains the di... | 23 | 22 | [
{
"comment_id": "389185",
"author": "Tweeks",
"timestamp": "2011-05-02T13:26:27",
"content": "Important stuff for working on things light HV flyback circuits (old TVs, monitors, neon signs, etc).. but it CAN still kill you with the potential from circuit to circuit ground. You’re just not as vulnera... | 1,760,377,198.623312 | ||
https://hackaday.com/2011/05/04/a-weighted-companion-cube-worth-saving-from-the-incinerator/ | A Weighted Companion Cube Worth Saving From The Incinerator | Mike Nathan | [
"cnc hacks"
] | [
"blinkm",
"cnc",
"led",
"mill",
"portal",
"video games"
] | It’s honestly sad that Valve has not released any official Portal-related items to the masses, as a market for them clearly exists. As the saying goes, “necessity is the mother of invention”,
and [Jamie] needed a Weighted Companion Cube in the worst way
.
Actually he constructed his Companion Cube in order to test out ... | 19 | 19 | [
{
"comment_id": "389923",
"author": "wardy",
"timestamp": "2011-05-04T11:12:52",
"content": "I really hope Valve are enlightened enough to be cool about it and not (eg). whack him with a C&D). This is so well built, very impressive.Actually, I thought this thing looked huge from first glance. I gu... | 1,760,377,198.684815 | ||
https://hackaday.com/2011/05/03/3d-render-live-with-kinect-and-bubble-boy/ | 3D Render Live With Kinect And Bubble Boy | Jesse Congdon | [
"Kinect hacks"
] | [
"3d modeling",
"blob",
"processing",
"rendering"
] | [Mike Newell] dropped us a line about his latest project,
Bubble boy
! Which uses the Kinect point cloud functionality to render polygonal meshes in real time. In the video [Mike] goes through the entire process from installing the libraries to grabbing code off of his site. Currently the rendering looks like a clump ... | 13 | 13 | [
{
"comment_id": "389746",
"author": "ArF",
"timestamp": "2011-05-03T22:50:04",
"content": "Rendering a solid from a point cloud is a pretty well documented problem. One nice technique is described in this paper from NVIDIA :http://developer.download.nvidia.com/presentations/2010/gdc/Direct3D_Effects... | 1,760,377,198.739757 | ||
https://hackaday.com/2011/05/03/marble-machines-roundup/ | Marble Machines Roundup | Mike Szczys | [
"Roundup"
] | [
"marble",
"physics",
"solidworks",
"virtual"
] | [Denha’s] been building marble machines for years and
decided to look a back on some of his favorite marble-based builds
(
translated
). There’s a slew of them, as well as some thoughts about each. Our favorite part is the digital simulations of the projects. For instance, the image above shows a flip-flop marble machi... | 16 | 15 | [
{
"comment_id": "389714",
"author": "isama",
"timestamp": "2011-05-03T20:20:52",
"content": "fascinating! i’d add a piece of plexi on the front and a chain/belt and a motor on the back and hang it on the wall. could watch it for hours :)",
"parent_id": null,
"depth": 1,
"replies": []
}... | 1,760,377,198.795457 | ||
https://hackaday.com/2011/05/03/building-your-own-router-lift-out-mechanism/ | Building Your Own Router Lift-out Mechanism | Mike Szczys | [
"Tool Hacks"
] | [
"closet",
"rails",
"router",
"table"
] | Adjusting the bit height on a router table can be a pain in the butt. Traditionally you needed to get into the cavity under the table top in order to make these adjustments, and it’s hard to make the adjustment and measure the height at the same time. Modern routers now offer the option to adjust height through a hole ... | 11 | 11 | [
{
"comment_id": "389705",
"author": "Friction57",
"timestamp": "2011-05-03T19:18:10",
"content": "Ooohhhhh!! ROUTER… I thought… you meant… you know, like… a router.Sorry. Got it.Moving on.",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "389706",
"author": "... | 1,760,377,198.844794 | ||
https://hackaday.com/2011/05/03/led-matrix-glasses-keep-all-eyes-on-you/ | LED Matrix Glasses Keep All Eyes On You | Mike Nathan | [
"LED Hacks"
] | [
"leds",
"matrix",
"PICAXE"
] | Instructables user [llopez-garcia] was looking for something that would make him stand out at music events or clubs, and decided that
an LED matrix built into a set of sunglasses would do the trick
.
He grabbed some LEDs and the biggest pair of sunglasses he could find at WalMart, then he got down to business. He had n... | 17 | 17 | [
{
"comment_id": "389684",
"author": "Ren",
"timestamp": "2011-05-03T18:06:57",
"content": "Just be careful you don’t trigger any seizures with the strobe function! Also you could program them to have show “eyes” [winking, angry, squinting, smiling, rolling & etc.]Nice job!",
"parent_id": null,
... | 1,760,377,199.817184 | ||
https://hackaday.com/2011/05/03/large-remote-controlled-game-of-life-display/ | Large Remote-controlled Game Of Life Display | Mike Nathan | [
"Arduino Hacks",
"LED Hacks",
"Wireless Hacks"
] | [
"adafruit",
"arduino",
"conway",
"game of life",
"led",
"leds",
"xbee"
] | Sometimes it’s just plain fun to over-engineer. [Stephanie] gets a warm fuzzy feeling when she successfully adds way more electronics components to a project than she really needs – just because she can. We can’t really argue with her if that is the intended goal, nor can we find fault with
the sweet Game of Life displ... | 5 | 5 | [
{
"comment_id": "389674",
"author": "pablo",
"timestamp": "2011-05-03T17:35:11",
"content": "these kits use a lot of pins on the controller. hmm. I wonder if a version could be produced that charlieplexes the LEDs to add more features or use fewer controllers. Bonus points for making a module tha... | 1,760,377,199.122601 | ||
https://hackaday.com/2011/05/03/egg-clock-its-egg-ceptional/ | Egg Clock (it’s Egg-ceptional) | Mike Szczys | [
"clock hacks"
] | [
"18m2",
"7 segment",
"egg",
"PICAXE"
] | Easter is over and with some plastic eggs still on hand, [Franspaco] was looking for something to do with them. He decided to
use an egg as an enclosure for a digital clock
.
You can see that the finished project uses just one 7 segment LED display to show the time. A scrolling number method is used to delineate each d... | 9 | 9 | [
{
"comment_id": "389639",
"author": "strider_mt2k",
"timestamp": "2011-05-03T16:12:52",
"content": "Well that’s just plain cute.Nice!",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "389646",
"author": "EFH",
"timestamp": "2011-05-03T16:32:22",
"cont... | 1,760,377,199.008651 | ||
https://hackaday.com/2011/05/02/flinging-birds-and-slaying-pigs-with-your-thoughts/ | Flinging Birds And Slaying Pigs With Your Thoughts | Mike Nathan | [
"Misc Hacks"
] | [
"angry birds",
"emotiv",
"epoc",
"games",
"mind control"
] | [Rafael Mizrahi and Anat Sambol] decided that
Angry Birds was missing one crucial element – mind control
. They grabbed a copy of the game for their netbook and [Rafael] strapped on an Emotiv EPOC headset to see if he could play it without using a mouse or keyboard. While he was able to move the cursor around with his ... | 28 | 28 | [
{
"comment_id": "389158",
"author": "Tech B.",
"timestamp": "2011-05-02T11:55:35",
"content": "+1 for GlovePieI first came across it when I was working with interfacing with a Wii mote.",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "389159",
"author": "Rat... | 1,760,377,199.076465 | ||
https://hackaday.com/2011/05/01/papercraft-strandbeest-is-a-great-rainy-day-project/ | Papercraft Strandbeest Is A Great Rainy Day Project | Mike Nathan | [
"Misc Hacks"
] | [
"paper",
"paperclip",
"papercraft",
"strandbeest"
] | Here in the Midwest it sometimes seems like Spring will never, well…spring. We get that “April showers bring May flowers”, but nearly all of the last month has been cold and rainy around these parts. While things are improving, we think it’s always good practice to have a few fun projects at the ready, just in case you... | 6 | 6 | [
{
"comment_id": "389000",
"author": "JeremyC",
"timestamp": "2011-05-02T01:07:06",
"content": "Hey very cool… Looks like a fun water-jet project too.",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "389009",
"author": "Crusty",
"timestamp": "2011-05-02T... | 1,760,377,199.162026 | ||
https://hackaday.com/2011/05/01/racing-wheel-guided-rc-car-with-video-feed/ | Racing Wheel Guided R/C Car With Video Feed | Mike Nathan | [
"Arduino Hacks",
"Toy Hacks"
] | [
"arduino",
"bluetooth",
"car",
"remote control",
"video"
] | Instructables user [Kaeru no Ojisan] enjoys constructing R/C kit cars and wanted to build
one that could be driven using a PC racing wheel
he had on hand. Not satisfied with simply guiding it with the racing wheel, he added a web cam to the car so that he can monitor its location from the comfort of his desk chair.
The... | 12 | 11 | [
{
"comment_id": "388981",
"author": "Drew",
"timestamp": "2011-05-01T23:39:00",
"content": "It’s virtual virtual reality.",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "388984",
"author": "twopartepoxy",
"timestamp": "2011-05-01T23:59:06",
"content... | 1,760,377,199.211091 | ||
https://hackaday.com/2011/05/01/diagnosing-diseases-like-macgyver/ | Diagnosing Diseases Like MacGyver | Mike Nathan | [
"Medical Hacks"
] | [
"battery",
"circuit",
"diagnosis",
"led",
"pancreatitis",
"test"
] | If you ever watched MacGyver as a kid, you know that given any number of random objects, he could craft the exact tool he would need to get out of a sticky situation. If he ever made his way into the medical research field, you could be sure that
this test for Acute Pancreatitis
would be among his list of accomplishmen... | 28 | 28 | [
{
"comment_id": "388785",
"author": "JSN",
"timestamp": "2011-05-01T15:21:42",
"content": "MacGyver isn’t a disease.",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "388789",
"author": "Jay",
"timestamp": "2011-05-01T15:29:43",
"content": "Awww… I wa... | 1,760,377,199.279357 | ||
https://hackaday.com/2011/05/01/lm386-altoids-tin-amp/ | LM386 Altoids Tin Amp | Mike Nathan | [
"Musical Hacks"
] | [
"altoids",
"amplifier",
"audio amp",
"hack a week",
"lm386"
] | Hacker [Dino Segovis] is back again with the fifth installment in his “Hack a Week” series. This time around he has put together
a 1/2 watt audio amplifier
that would make for a great weekend project. He’s a big fan of the LM386 amplifier chip because it does so much in such a small package. Since it is so versatile, h... | 30 | 29 | [
{
"comment_id": "388764",
"author": "Keith",
"timestamp": "2011-05-01T13:47:24",
"content": "Dino is just too cool! Glad to see he got a scope, I’m sure he’ll make good use of it.",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "388770",
"author": "Nomad",
... | 1,760,377,201.679279 | ||
https://hackaday.com/2011/04/30/hackaday-links-saturday-april-30th/ | Hackaday Links: Saturday, April 30th | Mike Nathan | [
"Hackaday links"
] | [
"ebike",
"electronic bike",
"laptop",
"portable",
"xbox"
] | Custom EBike with a 200+ km range
[Doctorbass]
constructed an awesome electrical bike
back in 2008 from a Mongoose bicycle. The bike boasts a top speed of 76km/h and a total range of 210 km on a single charge. Some car company needs to hire this guy STAT.
[via
Make
]
Build to order Xbox 360 laptops
[Ed] recently got hi... | 23 | 23 | [
{
"comment_id": "388486",
"author": "Campos",
"timestamp": "2011-04-30T16:35:30",
"content": "that’s a waste of power.for time travels you just need 1.21 gigawatts..",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "388489",
"author": "Whatnot",
"timestam... | 1,760,377,201.558035 | ||
https://hackaday.com/2011/04/30/help-identify-this-vintage-electronics-component/ | Help Identify This Vintage Electronics Component | Mike Nathan | [
"Misc Hacks"
] | [
"board",
"electronics",
"mystery",
"vintage"
] | [Windell] over at Evil Mad Scientist Laboratories has reached out
in order to help them identify a mystery piece of electronics equipment
they came across a few years ago. Discovered at an electronics surplus store, the mystery component looks like a cross between an over-sized chess board and a breadboard. Failing to ... | 45 | 44 | [
{
"comment_id": "388422",
"author": "DarkArmyOfOne",
"timestamp": "2011-04-30T13:59:31",
"content": "Exactly what part of the board is electronics related? i looks to me like an oversized breadboard. but im surethose gents wouldnt be asking our help if thats what it was. ive seen these before, but ... | 1,760,377,201.759619 | ||
https://hackaday.com/2011/04/29/bbc-covers-an-old-school-hacker/ | BBC Covers An Old-school Hacker | Brian Benchoff | [
"classic hacks",
"News"
] | [
"media",
"news"
] | Yesterday, the BBC
posted an article
on [Julian Skidmore]’s AVR-based
homebrew computer
.
[Julian]’s project uses an AVR and a derivative of Forth to recreate the capabilities of the 8-bit computers of yesteryear. With 8kB of RAM, [Julian] got a TV-out up and running, and even included code for a Lunar Lander game.
We’... | 19 | 19 | [
{
"comment_id": "388089",
"author": "mowcius",
"timestamp": "2011-04-29T20:31:14",
"content": "Unfortunately they didn’t use the word ‘hacker’ or ‘hack’ so the general public still has no idea what a ‘hacker’ is.The BBC does its own features so they wouldn’t simply link to a website like hackaday. T... | 1,760,377,202.055553 | ||
https://hackaday.com/2011/04/29/build-a-real-life-eschers-waterfall/ | Build A Real-life Escher’s Waterfall | Jesse Congdon | [
"how-to",
"Misc Hacks"
] | [
"fake",
"illusion",
"perspective"
] | Instructables user [GuokrDIY] has provided a
translation
of a detailed guide on making one of our favorite Escher inspired illusions. Unlike the
previous
speculated solutions to Escher’s waterfall this one manages to keep the water path coherent up until the top level. The trick of the whole setup is very carefully con... | 16 | 16 | [
{
"comment_id": "388068",
"author": "sungam",
"timestamp": "2011-04-29T19:23:39",
"content": "This is the “toilet detergent” thinghttp://www.google.com/search?q=洁厕宝&tbm=isch",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "388081",
"author": "Scuzz",
"ti... | 1,760,377,201.949778 | ||
https://hackaday.com/2011/04/29/mini-quadrocopter-is-crazy-awesome/ | Mini Quadrocopter Is Crazy Awesome | Mike Nathan | [
"Robots Hacks"
] | [
"awesome",
"cortex-m3",
"miniature",
"quadrocopter"
] | Quadrocopters are all the rage lately, and while we have seen our fair share of large devices, [Arnaud Taffanel, Tobias Antonsson, and Marcus Eliasson] have been dutifully working to buck that trend.
Their CrazyFlie is a miniature quadrocopter
that uses its PCB as the main structure of the device.
Since the goal was to... | 51 | 50 | [
{
"comment_id": "388036",
"author": "Truth",
"timestamp": "2011-04-29T18:17:46",
"content": "I’d love to see a video of “The components on the PCB are soldered using a frying pan” – from one of the comments on the blog.",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment... | 1,760,377,201.84838 | ||
https://hackaday.com/2011/04/29/eeg-assisted-hand-control/ | EEG-assisted Hand Control | Mike Nathan | [
"Medical Hacks"
] | [
"brain control",
"eeg",
"emotiv",
"ipsilateral",
"orthosis"
] | [Sam Fok], an engineering student at the Washington University School of Engineering
wrote in to share a project
he and his classmates [Raphael Schwartz, Mark Wronkiewicz, Charles Holmes, Jessica Zhang, Nathan Brodell, and Thane Somers] have been working on as their entry in the 2011
RESNA Student Design Competition
. ... | 5 | 5 | [
{
"comment_id": "388069",
"author": "Don",
"timestamp": "2011-04-29T19:27:26",
"content": "This looks like it could really help people. Hope they get it produced.Don",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "388157",
"author": "crashsuit",
"timest... | 1,760,377,201.893621 | ||
https://hackaday.com/2011/04/29/real-time-digital-puppetry/ | Real-time Digital Puppetry | Mike Nathan | [
"Arduino Hacks",
"Video Hacks"
] | [
"3d",
"arduino",
"digital",
"puppets",
"realtime",
"video"
] | If it sometimes seems that there is only a finite amount of things you can do with your kids, have you ever considered making movies? We don’t mean taking home videos – we’re talking about making actual movies where your kids can orchestrate the action and be the indirect stars of the show.
Maker [Friedrich Kirchner] h... | 4 | 4 | [
{
"comment_id": "387998",
"author": "Andrew",
"timestamp": "2011-04-29T16:20:45",
"content": "Just think of Bob and Judy, happy as can be, inventing situations, and putting them on TV o/`",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "388012",
"author": "d... | 1,760,377,201.494067 | ||
https://hackaday.com/2011/04/29/hdd-unlocking-on-the-mitsubishi-multi-communication-system/ | HDD Unlocking On The Mitsubishi Multi-Communication System | Mike Szczys | [
"Security Hacks",
"Transportation Hacks"
] | [
"hard drive",
"hdparm",
"mitsubishi",
"mmcs",
"password"
] | It’s a few years old, but [Brian360’s] method of
unlocking the hard drive on his Mitsubishi Multi-Communication System
is quite interesting. Mitsubishi describes their
MMCS
as a human-vehicle communication tool. It’s basically an in-dash screen and controls to display navigation maps and play music. [Brian] found that ... | 15 | 15 | [
{
"comment_id": "387986",
"author": "Chris Muncy",
"timestamp": "2011-04-29T15:44:01",
"content": "Between doing hacks like this and intercepting CAN-BUS communications it makes me wish I had a new car to try this stuff with….Good job.",
"parent_id": null,
"depth": 1,
"replies": []
},
... | 1,760,377,201.608105 | ||
https://hackaday.com/2011/04/29/a-beginners-guide-to-led-matrices/ | A Beginner’s Guide To LED Matrices | Mike Nathan | [
"classic hacks",
"LED Hacks"
] | [
"led",
"matrix",
"multiplexing",
"persistence of vision",
"pic",
"tutorial"
] | [Rajendra Bhatt] wrote in to share a tutorial he put together demonstrating
the basics of using LED dot matrix displays
. While this subject might be old hat to many out there, his helpful walkthroughs are geared more towards beginners who are exploring various electronics concepts for the first time.
He explains the t... | 4 | 4 | [
{
"comment_id": "387945",
"author": "Andrew Garza",
"timestamp": "2011-04-29T14:19:41",
"content": "Great tutorial. I just recently watched another video on LED Matrices by Colin Cunningham of Make magazine. Beginners should check that one out as well.http://blog.makezine.com/archive/2011/03/circuit... | 1,760,377,201.99516 | ||
https://hackaday.com/2011/04/29/phillip-torrone-pleads-for-companies-to-open-source-discontinued-projects/ | [Phillip Torrone] Pleads For Companies To Open Source Discontinued Projects | Mike Szczys | [
"HackIt"
] | [
"open source"
] | [PT] just published an editorial calling on manufactures to
transfer knowledge about products they are discontinuing by making them open source
. He makes his case on the basis that millions of dollars and innumerable man hours go into developing these products, only to be lost when the company decides that the project... | 48 | 48 | [
{
"comment_id": "387907",
"author": "KanchoBlindside",
"timestamp": "2011-04-29T13:08:46",
"content": "Software companies, especially.Ahem. AUTO ASSAULTThey refused to even SELL me the code for 25k, which is more than what their entire final year brought in. Great game, they killed it with dozens of... | 1,760,377,202.141061 | ||
https://hackaday.com/2011/04/29/chonotune-listen-to-radio-by-year-not-by-frequency/ | ChronoTune: Listen To Radio By Year, Not By Frequency | Mike Szczys | [
"Arduino Hacks",
"Hackerspaces"
] | [
"isd",
"radio",
"rotary encoder"
] | The ChronoTune is
a radio that plays sounds from different eras
. This project was developed as an entry for the Redbull Creation Challenge by some members of
i3Detroit
, a hackerspace in the motor city. It allows a user to turn the dial to tune in a new moment in history, but they can also listen in on the present day... | 11 | 11 | [
{
"comment_id": "387880",
"author": "fred",
"timestamp": "2011-04-29T12:10:09",
"content": "typo in title – “Chono” ?",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "387899",
"author": "Eric",
"timestamp": "2011-04-29T12:48:14",
"content": "what vid... | 1,760,377,202.240542 | ||
https://hackaday.com/2011/04/29/the-start-to-finish-of-an-interactive-exhibit/ | The Start To Finish Of An Interactive Exhibit | Mike Szczys | [
"LED Hacks"
] | [
"arduino",
"capacitive sensing library",
"capacitive sensor",
"shiftbrite",
"xbee"
] | [Andrew & Deborah O’Malley] were tapped to created an interactive exhibit. The mission was to show that social problems take continual support from a lot of people before they can be solved. The piece needed to be architectural in nature, and they ended up building this
touch-sensitive model building with individually ... | 7 | 7 | [
{
"comment_id": "387884",
"author": "fartface",
"timestamp": "2011-04-29T12:21:43",
"content": "They should have used 120 iphones.",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "387953",
"author": "Andrew O'Malley",
"timestamp": "2011-04-29T14:29:36",
... | 1,760,377,202.188823 | ||
https://hackaday.com/2011/04/28/a-visual-history-of-the-computer-mouse/ | A Visual History Of The Computer Mouse | Mike Nathan | [
"News"
] | [
"history",
"mouse",
"visual"
] | As we all go about our day to day activities, it’s easy to get lost in technology and take for granted things that have slowly evolved over long periods of time. Take for instance the mouse on your desk. Whether it’s a standard 2-button mouse with a scroll wheel or a magic mouse with no buttons at all, we’re all a bit ... | 18 | 18 | [
{
"comment_id": "387593",
"author": "Stryker",
"timestamp": "2011-04-28T20:46:15",
"content": "I can’t believe you didn’t mention gyro mice. :(",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "387594",
"author": "YT2095",
"timestamp": "2011-04-28T20:49:0... | 1,760,377,203.163461 | ||
https://hackaday.com/2011/04/28/wooden-bike-hopes-to-set-world-record-not-catch-fire/ | Wooden Bike Hopes To Set World Record, Not Catch Fire | Mike Nathan | [
"Transportation Hacks"
] | [
"bike",
"wood",
"world record"
] | [Michael Thompson] has been hard at work for well over six months
building a bicycle made entirely of wood
. The project started as a bet between two friends, and has become much more over the last few months. The SplinterBike, as it is being called, has been constructed solely from wooden parts, as well as glue and pa... | 21 | 21 | [
{
"comment_id": "387552",
"author": "chango",
"timestamp": "2011-04-28T19:03:10",
"content": "The article says it’s never been out for a test ride for lack of a smooth enough surface to ride on for any distance.Maybe they can ride in one of the tunnels here:http://www.slac.stanford.edu/",
"paren... | 1,760,377,203.105753 | ||
https://hackaday.com/2011/04/28/frankensteins-lawnmower/ | Frankenstein’s Lawnmower | Kevin Dady | [
"Tool Hacks"
] | [
"lawnmower"
] | [phantompinecone] has an electric mower that worked great for about 4 seasons, and then the battery started to die. A replacement was installed but it started being a pain after the first season. Since the battery was brand new (and probably costly too)
there must be something else
.
Checking the brushes, which were fi... | 22 | 22 | [
{
"comment_id": "387458",
"author": "xeracy",
"timestamp": "2011-04-28T16:06:29",
"content": "why not just replace the corroded switch?",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "387461",
"author": "strider_mt2k",
"timestamp": "2011-04-28T16:17:14"... | 1,760,377,202.920346 | ||
https://hackaday.com/2011/04/28/the-concepts-behind-robotic-maze-solving/ | The Concepts Behind Robotic Maze Solving | Mike Szczys | [
"Robots Hacks"
] | [
"arduino",
"l293",
"pololu",
"rbbb",
"reflectance"
] | [Patrick McCabe’s] latest offering is
a well-built maze-solving bot
. This take on the competitive past-time is a little more approachable for your common mortal than
the micro-bot speed maze solving we’ve seen
. Don’t miss seeing the methodical process play out in the clips below the fold.
The playing field that [Patr... | 14 | 14 | [
{
"comment_id": "387456",
"author": "zerobitjack",
"timestamp": "2011-04-28T16:00:51",
"content": "This is really neat. Thanks for sharing how you did this.",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "387469",
"author": "Esteban",
"timestamp": "2011... | 1,760,377,203.044628 | ||
https://hackaday.com/2011/04/28/blinkm-smart-garage-door-opener/ | BlinkM Smart Garage Door Opener | Mike Nathan | [
"Arduino Hacks",
"home hacks"
] | [
"arduino",
"blinkm",
"led",
"Monitoring",
"status"
] | Calling Canada home, Hackaday reader [TheRafMan] has seen his share of bitterly cold winters. He also knows all too well how hard it is to get his cars started in the morning if somebody happens to leave the garage open. After the door was left open overnight for the second time this last winter, he decided that it was... | 9 | 9 | [
{
"comment_id": "387404",
"author": "Will",
"timestamp": "2011-04-28T14:16:58",
"content": "Neat idea and all, but with the location of the button within a step’s distance to actually looking out the door to see if the garage door is open or not, I don’t see the huge functionality of it. Great idea,... | 1,760,377,202.699746 | ||
https://hackaday.com/2011/04/28/ide-bus-sniffing-and-hard-drive-password-recovery/ | IDE Bus Sniffing And Hard Drive Password Recovery | Mike Nathan | [
"computer hacks",
"Security Hacks"
] | [
"bus",
"hard drive",
"ide",
"openbench",
"password",
"recovery",
"sniffing"
] | shackspace member [@dop3j0e]
found himself in a real bind when trying to recover some data after his ThinkPad’s fingerprint scanner died
. You see, he stored his hard drive password in the scanner, and over time completely forgot what it was. Once the scanner stopped working, he had no way to get at his data.
He brains... | 34 | 29 | [
{
"comment_id": "387363",
"author": "Dean",
"timestamp": "2011-04-28T13:18:43",
"content": "So…why not just plug the hard drive into another machine, dump data…and then format the disk. I’m all for creative solutions to inane problems, but this is a bit overboard, unless I’m missing something. A n... | 1,760,377,202.85929 | ||
https://hackaday.com/2011/04/28/hacker-typer-lets-you-turn-jibberish-into-useless-code/ | Hacker Typer Lets You Turn Jibberish Into Useless Code | Mike Szczys | [
"Misc Hacks"
] | [
"hacker",
"hollywood",
"movies"
] | We generated the screen full of code seen above literally by bashing a hand on the keyboard repeatedly like a monkey. You know, just like how hackers are portrayed in the movies?
Hacker Typer makes you look like you know what you’re doing
even though you’re too lazy to do something real. It’s a pointless website that’s... | 35 | 28 | [
{
"comment_id": "387322",
"author": "xMob",
"timestamp": "2011-04-28T12:15:14",
"content": "All it needs to complete it is the bleep boop beep sound affects. ;o)",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "662773",
"author": "Matt",
"time... | 1,760,377,202.988524 | ||
https://hackaday.com/2011/04/28/hack-a-day-links-april-27-2011/ | Hack A Day Links: April 27, 2011 | Kevin Dady | [
"Hackaday links"
] | [
"links"
] | Remaking the first video game
At the Revision 2011 demo compo, a museum project called [
MEGA
] won first place in the “Wild” category with their zero bit recreation of “tennis for 2”. Entirely made of analog electronics, the retro game completes its presentation on a round o-scope screen. You can see a video of it aft... | 6 | 6 | [
{
"comment_id": "387318",
"author": "RBRat3",
"timestamp": "2011-04-28T11:53:39",
"content": "Its all fun and games till the relays burn out.",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "387358",
"author": "Slanderer",
"timestamp": "2011-04-28T13:08:... | 1,760,377,203.206808 | ||
https://hackaday.com/2011/04/27/wonderhowto-inteview-of-matthias-wandel/ | WonderHowTo Inteview Of [Matthias Wandel] | Mike Szczys | [
"Roundup"
] | [
"matthias wandel"
] | If you’re an avid Hackaday reader chances are that you immediately recognized [Matthias Wandel’s] name. He’s been featured many many times to go along with his many many talents. Most notably, his ability to do some amazing things with wood. But really, it’s the idea that counts, and he seems to have a duffle bag full ... | 2 | 2 | [
{
"comment_id": "387127",
"author": "jwrm22",
"timestamp": "2011-04-28T00:01:17",
"content": "Its great to see this on hackaday. I’ve been following woodgears.ca already for a couple years. Matthias Wandel makes great wood-machines I specially like the marble machines like the binary adding machine.... | 1,760,377,203.249219 | ||
https://hackaday.com/2011/04/27/playstation-network-breached-no-end-to-downtime-in-sight/ | Playstation Network Breached, No End To Downtime In Sight | Mike Nathan | [
"News"
] | [
"breach",
"playstation",
"ps3",
"psn",
"security"
] | If you are not a gamer, or simply a casual player, you may not have heard about
the recent breach of Sony’s Playstation Network
. In short, the network was infiltrated on April 17th, and the service was completely shut down on the 19th as a precautionary measure. Now, more than a week later services have yet to be rest... | 103 | 50 | [
{
"comment_id": "387056",
"author": "Kristjan",
"timestamp": "2011-04-27T22:19:13",
"content": "As history (rootkit, anyone?) has shown, they don’t really have to do anything for the masses to keep buying their stuff.",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_i... | 1,760,377,203.342963 | ||
https://hackaday.com/2011/04/27/be-lazy-and-get-somewhere-at-the-same-time/ | Be Lazy, And Get Somewhere At The Same Time | Mike Szczys | [
"Arduino Hacks",
"Transportation Hacks"
] | [
"hammock",
"ps2",
"WheelChair"
] | Cruise the beach in comfortable Jamaican style with
this motorized hammock
. [Stephen Shaffer] and his friends built it for the
Red Bull Creation contest
which has as its number one requirement, the need to include an Arduino. We’re basically looking at a hammock frame made out of square pipe that has been put on wheel... | 25 | 25 | [
{
"comment_id": "387050",
"author": "theodore",
"timestamp": "2011-04-27T22:06:32",
"content": "Want",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "387066",
"author": "Terry",
"timestamp": "2011-04-27T22:34:06",
"content": "What’s that net over the... | 1,760,377,203.443308 | ||
https://hackaday.com/2011/04/27/data-scraping-and-visualization-with-python/ | Data Scraping And Visualization With Python | Mike Nathan | [
"Arduino Hacks",
"Misc Hacks"
] | [
"arduino",
"data",
"netuino",
"pachube",
"serial",
"server monitoring"
] | [Greg]
built himself a small indicator dial with his laser cutter
, and wanted to use it for visualizing server performance and load information. Before he started using it for server monitoring however, he thought he should test out his data parsing skills on a simpler data set.
Pachube has a wealth of information tha... | 8 | 8 | [
{
"comment_id": "387023",
"author": "Johannes",
"timestamp": "2011-04-27T20:45:48",
"content": "Sorry for OT but I found the same Pocket Oscilloscope on ebay yesterday, and i was wondering if any of you hackaday’ers have had any experiences with it?Its dirt cheap, and maybe it is hackable too?",
... | 1,760,377,203.490496 | ||
https://hackaday.com/2011/04/27/server-room-light-and-temperature-monitoring/ | Server Room Light And Temperature Monitoring | Mike Nathan | [
"Arduino Hacks"
] | [
"thermostat"
] | [Jaren] is occasionally forgetful, and frequently wonders if he’s left the lights on in his server room. Not knowing if the lights have been left on drives him nuts until he returns to work the next morning,
so he decided he had to do something
. He figured it would be easy enough to build a small sensor that would all... | 10 | 10 | [
{
"comment_id": "386996",
"author": "therian",
"timestamp": "2011-04-27T19:20:42",
"content": "I know what plants you serving",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "387000",
"author": "Hirudinea",
"timestamp": "2011-04-27T19:25:25",
"conten... | 1,760,377,203.747124 | ||
https://hackaday.com/2011/04/27/diy-lightbox-repurposes-useless-scanner/ | DIY Lightbox Repurposes Useless Scanner | Brian Benchoff | [
"classic hacks"
] | [
"lightbox",
"photography"
] | [James] didn’t like losing detail when scanning in photographic negatives, so he
repurposed an old scanner
and turned it into a lightbox.
The
Flickr set
of the build shows [James] installing a compact fluorescent bulb in the body of the scanner. Aluminum foil reflects the light, and the scanner glass is painted white f... | 14 | 14 | [
{
"comment_id": "386978",
"author": "Gary",
"timestamp": "2011-04-27T18:28:55",
"content": "I’m wondering if this could be adapted for photo transfer pc techniques",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "386981",
"author": "Whatnot",
"timestamp"... | 1,760,377,203.954219 | ||
https://hackaday.com/2011/04/27/motion-controlled-reddit-vote-sign/ | Motion Controlled Reddit Vote Sign. | Jesse Congdon | [
"Arduino Hacks",
"Featured",
"how-to"
] | [
"accelerometer",
"arduino",
"i2c",
"led"
] | A little while back I attended the largest east coast gathering of folks from the ever popular social news site, Reddit.com. Those of you familiar with Reddit already know that it is all about link aggregation. Users post links to interesting websites and material, and can then vote up or vote down content based on int... | 14 | 14 | [
{
"comment_id": "386906",
"author": "xeracy",
"timestamp": "2011-04-27T15:41:46",
"content": "inb4redditcomments",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "386938",
"author": "Hackius",
"timestamp": "2011-04-27T17:02:39",
"content": "Too bad re... | 1,760,377,203.804158 | ||
https://hackaday.com/2011/04/27/googles-secret-perk-a-private-hackerspace/ | Google’s Secret Perk? A Private Hackerspace | Mike Nathan | [
"News"
] | [
"hackerspace"
] | Working for Google has always had many perks, and most of them are pretty well known. Google employees enjoy free food, on-site workout facilities, and one free day a week to work on whatever they like – but you knew that already. One Google perk however,
has been kept pretty quiet until just recently
.
Google has prov... | 39 | 39 | [
{
"comment_id": "386831",
"author": "Aaron",
"timestamp": "2011-04-27T12:21:42",
"content": "+1 for photo choice. If we weren’t previously convinced that the Mountain View building is just a cover for the secret volcanic-island HQ where Google carries out its actual operations, we certainly will be ... | 1,760,377,203.699025 | ||
https://hackaday.com/2011/04/27/watch-hacking-one-day-at-a-time/ | Watch Hacking, One Day At A Time | Mike Nathan | [
"clock hacks"
] | [
"clock",
"inPulse",
"timepiece",
"watch"
] | If there is one thing hackers return to time and time again, it is clock/watch hacking. There are always creative ways to tell time, and with several “hackable” wristwatches on the market, there is bound to be no shortage of neat timepiece hacks.
[hudson] from NYC Resistor has decided to
take on a fun challenge for the... | 13 | 13 | [
{
"comment_id": "386815",
"author": "Paul",
"timestamp": "2011-04-27T11:34:54",
"content": "Nice! I just got my inpulse last week; this is rad, thanks!",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "386832",
"author": "g3cko",
"timestamp": "2011-04-27T... | 1,760,377,204.059395 | ||
https://hackaday.com/2011/04/26/enhance-your-key-fob-via-can-bus-hacking/ | Enhance Your Key Fob Via CAN Bus Hacking | Mike Nathan | [
"Transportation Hacks"
] | [
"arduino",
"can-bus",
"sniffing",
"vw"
] | [Igor] drives a 4th generation Volkswagen Golf, and decided he wanted to play around with the CAN bus for a bit. Knowing that the comfort bus is the most accessible and the safest to toy with,
he started poking around to see what he could see
(
Google translation
).
He pulled the trim off one of the rear doors and hook... | 30 | 29 | [
{
"comment_id": "386505",
"author": "neorazz",
"timestamp": "2011-04-26T22:51:36",
"content": "I just did this on my bug but I just hooked up with a serial cable via dos",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "386508",
"author": "Bill",
"timesta... | 1,760,377,204.184684 | ||
https://hackaday.com/2011/04/26/the-silicon-ic-50th-anniversary/ | The Silicon IC 50th Anniversary | Kevin Dady | [
"News"
] | [
"Robert Noyce",
"Silicon IC"
] | Today marks the
50
th
anniversary of the first silicon integrated circuit patent.
We should not have to explain how important the integrated circuit to this crowd, but it is the biggest thing in electronics since sliced bread.
[Robert Noyce] received the landmark patent on April 25
th
1961, and went on to found a littl... | 13 | 13 | [
{
"comment_id": "386473",
"author": "John W",
"timestamp": "2011-04-26T21:39:32",
"content": "Might HAVE heard of. Yeesh.",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "386483",
"author": "Ross",
"timestamp": "2011-04-26T21:46:16",
"content": "anyo... | 1,760,377,204.1171 | ||
https://hackaday.com/2011/04/26/hacking-lgs-netcast/ | Hacking LG’s Netcast | Mike Nathan | [
"home entertainment hacks"
] | [
"jailbreak",
"lgtv",
"netcast",
"widgets"
] | LG released a line of Internet-connected TVs in both the US and Europe that utilize Yahoo TV widgets to bring interactive content to the living room. While it sounds like a great idea in theory, users have been disappointed to find that LG has approved a measly 15 widgets since the TVs were released.
OpenLGTV.org.ru us... | 13 | 11 | [
{
"comment_id": "386475",
"author": "wifigod",
"timestamp": "2011-04-26T21:40:46",
"content": "Is there a published list of all the Broadcom-based sets out there? I currently have an older model LG Plasma with no Netcast capabilities, but I’m looking to upgrade my TV sometime this year; haven’t narr... | 1,760,377,204.004934 | ||
https://hackaday.com/2011/04/26/extending-the-battery-life-of-led-dominoes/ | Extending The Battery Life Of LED Dominoes | Mike Szczys | [
"Microcontrollers"
] | [
"555",
"battery life",
"cd4011",
"cr2032",
"dominoes",
"nand"
] | [Fede.tft] wrote in to tell us about some work he’s been doing to
save battery life for LED dominoes
. He originally got the idea after reading
this post about the electronic gaming pieces
. That project was aimed at the 555 timer contest and therefore, used a 555 timer. [Fede.tft] calculates the battery life for the C... | 6 | 6 | [
{
"comment_id": "386421",
"author": "ibedazzled",
"timestamp": "2011-04-26T19:31:12",
"content": "isn’t 555 a CMOS chip?",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "386425",
"author": "Joe White",
"timestamp": "2011-04-26T19:37:39",
"content": "... | 1,760,377,204.238892 | ||
https://hackaday.com/2011/04/26/color-matching-powder-coat-paints/ | Color-matching Powder Coat Paints | Mike Szczys | [
"Misc Hacks"
] | [
"color matching",
"harbor freight",
"paint",
"powder coat"
] | [Zitt] is sharing some methods he’s honed for
color-matching powder coat paint
. He developed these techniques while
restoring a 1982 Star Trek coin-op machine
. The image above shows a paddle used for the game. The plate that houses the control was beat up, and he needed to repaint it but wanted to make sure it didn’t... | 11 | 11 | [
{
"comment_id": "386413",
"author": "thegreenpig",
"timestamp": "2011-04-26T19:18:14",
"content": "Nice one! Not that easy to avoid metamerism in color matching.",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "386441",
"author": "triton",
"timestamp": "... | 1,760,377,204.29274 | ||
https://hackaday.com/2011/04/26/small-pov-device-shows-off-some-big-features/ | Small POV Device Shows Off Some Big Features | Mike Szczys | [
"LED Hacks"
] | [
"accelerometer",
"atmega48",
"Atmel",
"freescale",
"mma7660",
"POV"
] | We’ve already added the components needed to build [Rucalgary’s]
tiny POV device
to our next parts order. The little device sets a new standard for tiny persistence of vision boards. Instead of relying on the user to find the best speed and timing for swinging the board around, [Rucalgary] used an accelerometer. This i... | 21 | 21 | [
{
"comment_id": "386350",
"author": "pr0cj0n",
"timestamp": "2011-04-26T17:08:06",
"content": "This is awesome, I just could not belive what I’ve seen for a moment! Great job!",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "386353",
"author": "Robot",
"... | 1,760,377,204.350701 | ||
https://hackaday.com/2011/04/26/scart-hack-automatically-selects-tvs-av-mode/ | SCART Hack Automatically Selects TV’s AV Mode | Mike Szczys | [
"Xbox Hacks"
] | [
"scart",
"xbmc",
"xbox"
] | We’re sure there’s still a lot of folks using their original Xbox either for gaming or as an XBMC device. If you ever owned one yourself you’ll remember that you can’t turn it on with a remote control. If you have to get up and push a button on the front of the black box, as least
this hack will take care of tuning the... | 21 | 20 | [
{
"comment_id": "386311",
"author": "Pup",
"timestamp": "2011-04-26T15:52:23",
"content": "Slightly misleading title since this is selecting aspect ratio, not A/V mode.Incidentally, the only kind of SCART connections for games consoles that don’t do auto-switching are the A/V composite adaptors – th... | 1,760,377,204.562218 | ||
https://hackaday.com/2011/04/26/9v-ir-tester/ | 9v IR Tester | Kevin Dady | [
"classic hacks"
] | [
"ir tester"
] | Whenever you are working with infrared, you sometimes need to see it, and thats kind of hard. Most people would jump up and say “camera”, but that is not always the best solution. For instance my phone camera is so filtered its near useless for IR, and my DSLR will only take a full blast source and present a dim glow. ... | 29 | 29 | [
{
"comment_id": "386269",
"author": "Hitek146",
"timestamp": "2011-04-26T14:41:54",
"content": "Wow. I’ve never done this before, but this is just too much…“its near useless” = “it’s near useless”“a LED” = “an LED”“a IR” = “an IR”“rectangle 9V” = “rectangular 9V”Cool project, though. I did somethi... | 1,760,377,204.636839 | ||
https://hackaday.com/2011/04/26/papydoo-is-watching-you/ | Papydoo Is Watching You! | Jason Komp | [
"LED Hacks",
"Microcontrollers"
] | [
"led matrix",
"piezo sensor"
] | Papydoo
spends most of its time sleeping, but if startled by vibration it will wake up and stare you down with a cold and unnerving robo-gaze like you have not seen before. Or it might just do something crazy like display a scrolling Space Invaders character marquee. That’s the thing with Papydoo, you just never know.... | 6 | 6 | [
{
"comment_id": "386245",
"author": "gac",
"timestamp": "2011-04-26T13:37:15",
"content": "Would make a great addition to Halloween decorations.",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "386408",
"author": "Stonehamian",
"timestamp": "2011-04-26T1... | 1,760,377,204.497407 | ||
https://hackaday.com/2011/04/26/vintage-am-radio-restoration/ | Vintage AM Radio Restoration | Mike Nathan | [
"classic hacks"
] | [
"radio",
"recapping",
"restoration"
] | Instructables user [knife141] enjoys restoring vintage electronics in his spare time, especially old radios. AM radios tend to pique his curiosity the most, and in this tutorial,
he discusses the restoration of an old radio from the early 1940s
.
While people would likely assume that the vacuum tubes in a radio this ol... | 13 | 13 | [
{
"comment_id": "386218",
"author": "Fallen",
"timestamp": "2011-04-26T12:16:03",
"content": "Bad caps are my guess often. Cheaper to replace as well…So I usually just replace all the caps.",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "386221",
"author": ... | 1,760,377,204.743059 | ||
https://hackaday.com/2011/04/26/a-chicken-tractor-to-call-home/ | A Chicken Tractor To Call Home | Mike Szczys | [
"home hacks"
] | [
"chicken",
"coop",
"tractor"
] | [Dino] didn’t want to keep the baby chickens cooped up when he was at work, but he didn’t want them to escape, or become a juicy treat, either. His solution was to
build this chicken tractor
. It’s a complete chicken ecosystem with wheels, kind of like a double-wide trailer for our feathered friends. On one end is a sm... | 15 | 15 | [
{
"comment_id": "386225",
"author": "Sterling",
"timestamp": "2011-04-26T12:43:57",
"content": "I am beginning to think that HaD needs to put a ‘chicken hacks’ section on the right side of the page.",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "386227",
"... | 1,760,377,204.803536 | ||
https://hackaday.com/2011/04/25/hackaday-links-april-25-2011/ | Hackaday Links: April 25, 2011 | Mike Szczys | [
"Hackaday links"
] | [] | iPad2 combination case
[Jasn] wasn’t happy with Apple’s version of the iPad2 case, but an InCase Magazine Jacket didn’t meet his needs either. He broke the two apart and combined pieces of each to achieve
his perfect tablet enclosure
.
MIDI power tools
Enjoy the sounds of working in the shop thanks to [ArcAttack’s]
MID... | 45 | 45 | [
{
"comment_id": "385998",
"author": "FaultyWarrior",
"timestamp": "2011-04-26T00:20:59",
"content": "László’s wiring label method works….unless you’ve got nearly cables in a small space. I used this method when I built the first version of my car’s custom wiring harness, and it helps quite a lot, b... | 1,760,377,204.894228 | ||
https://hackaday.com/2011/04/25/single-chip-digital-audio-player/ | Single-chip Digital Audio Player | Mike Szczys | [
"digital audio hacks",
"Microcontrollers"
] | [
"12F1840",
"fet",
"microsd",
"pic",
"sd"
] | [Dmitry Gr.] built
a simple circuit to playback digital audio
. At the center you can see an 8-pin PIC 12F1840 microcontroller. It’s pulling audio data from a microSD card which is read through a full-sized SD card adapter to which he soldered jumper wires for all of the necessary connections. There is one additional s... | 48 | 43 | [
{
"comment_id": "385918",
"author": "Dmitry Grinberg",
"timestamp": "2011-04-25T21:15:22",
"content": "Except this one is not 1 bit :) the output resolution is adjustable and currently stands at 6bit in that video. Sampling rate is adjustable too, and is 44100 Hz in that video. The cool parts are: c... | 1,760,377,205.240942 | ||
https://hackaday.com/2011/04/25/motorcycle-turned-chicken-launcher/ | Motorcycle Turned Chicken Launcher | Mike Szczys | [
"Misc Hacks"
] | [
"foul",
"launcher",
"motorcycle",
"rubber chicken"
] | Those who frequently work with them will tell you that rubber chickens are actually pretty heavy. You’re not going to do much damage chucking them by hand and that’s why
you need your own rubber chicken launcher
. This most-excellent magazine-fed foul-flinger was built by artist [Sean Pace] as a senior project while wo... | 19 | 18 | [
{
"comment_id": "385889",
"author": "Mooseral",
"timestamp": "2011-04-25T20:11:27",
"content": "In the case of the chicken itself, I do believe that the desired synonym is fowl, not foul. Although I do imagine that fresh rubber chickens would also smell fairly foul. The perpetration of a chicken bom... | 1,760,377,205.137687 | ||
https://hackaday.com/2011/04/25/can-crusher-keeps-track-of-your-recycling-efforts/ | Can Crusher Keeps Track Of Your Recycling Efforts | Mike Nathan | [
"Arduino Hacks",
"home hacks"
] | [
"arduino",
"crusher",
"recycling"
] | Instructables user [MRHint] was inspired by his friends’ recycling efforts, and decided to start recycling as well. The one thing he noticed was that they typically had no idea how many cans they had stored up, nor how much their bags of cans weigh. He figured that he could somewhat
automate the crushing process while ... | 27 | 26 | [
{
"comment_id": "385872",
"author": "lolwut",
"timestamp": "2011-04-25T19:36:30",
"content": "maybe adding a digital scale with tear weight to get just the weight of the cans, and then have either a microcontroller (or arduino but thats overkill) to show on a LCD what the weight X price of aluminum ... | 1,760,377,204.966555 | ||
https://hackaday.com/2011/04/25/diy-resin-cast-project-box/ | DIY Resin Cast Project Box | Mike Nathan | [
"Misc Hacks",
"Parts"
] | [
"diy",
"project box",
"resin casting"
] | [Rhys] wrote in to share a custom project box he built from scratch using polyester resin. He states that in New Zealand, he tends to have problems finding the perfect project box. They are typically too big or small to get the job done,
so he figured he might as well just build his own to spec
.
Using Google SketchUp,... | 26 | 22 | [
{
"comment_id": "385843",
"author": "Tex©",
"timestamp": "2011-04-25T18:03:54",
"content": "this is a really great idea XD",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "385844",
"author": "eric",
"timestamp": "2011-04-25T18:06:32",
"content": "Thi... | 1,760,377,205.309464 | ||
https://hackaday.com/2011/04/25/location-tracking-droid-does/ | Location Tracking? ‘Droid Does | Mike Nathan | [
"Android Hacks",
"iphone hacks",
"Security Hacks"
] | [
"android",
"iphone",
"location tracking",
"security",
"windows mobile"
] | Last week, the Internet was alight with stories of iPhone location tracking. While this wasn’t exactly breaking news in security circles, it was new information to many people out there. Lots of blogs were full of commentary on the situation, including ours, with many Android users chiming in saying, “Android doesn’t d... | 40 | 39 | [
{
"comment_id": "385791",
"author": "Joey Joe Joe Shabadoo",
"timestamp": "2011-04-25T16:03:37",
"content": "Great, I can’t wait until this makes news headlines!",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "385793",
"author": "Brett W. (FightCube.com)",
... | 1,760,377,205.395124 | ||
https://hackaday.com/2011/04/25/portal-turret-plushie-is-cute-and-harmless/ | Portal Turret Plushie Is Cute And Harmless | Mike Nathan | [
"Arduino Hacks",
"chemistry hacks",
"Toy Hacks"
] | [
"arduino",
"plushie",
"portal",
"toys",
"turret",
"video games"
] | As many of you are probably aware, Portal 2 was released last week, and gamers have been going crazy over it. Over the years, people have constructed replicas of their favorite in-game items and “characters”, including portal guns, companion cubes, and turrets.
After playing Portal 2 for a bit, [Jonathan]
wanted a turr... | 16 | 16 | [
{
"comment_id": "385770",
"author": "Sobachatina",
"timestamp": "2011-04-25T13:58:05",
"content": "That is inspirational! I want to make one.",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "385773",
"author": "CutThroughStuffGuy",
"timestamp": "2011-04-... | 1,760,377,205.451838 | ||
https://hackaday.com/2011/04/24/adding-a-pedal-to-a-yamaha-dd35-drum-kit/ | Adding A Pedal To A Yamaha DD35 Drum Kit | Caleb Kraft | [
"digital audio hacks",
"Musical Hacks"
] | [
"drums",
"midi",
"upgrades"
] | [Paul] Wrote in to tell us about a quick project that might be useful to others out there. He was having some problems with the DC jack on his Yamaha DD35 portable drum kit. Naturally, he did what most of us would do and just broke out the soldering iron and prepared to solder it back in place(hot glue it afterwards, t... | 3 | 3 | [
{
"comment_id": "385499",
"author": "Almost_There",
"timestamp": "2011-04-24T19:41:45",
"content": "This type of thing is fairly common. With early VCRs you could enable features that were on the higher priced model just by throwing DIP switches, or cutting traces.I considered getting a drum machin... | 1,760,377,205.496999 | ||
https://hackaday.com/2011/04/24/the-vibrotron/ | The Vibrotron | Caleb Kraft | [
"Arduino Hacks",
"digital audio hacks",
"Musical Hacks"
] | [
"music",
"pachinko"
] | Behold
the Vibrotron
! Constructed by the Carnegie Melon University robotics club, the vibrotron is a piece of a larger project called the robOrchestra. The mechanics in action here are quite simple. You have two reservoirs of small steel balls. One at the bottom, one at the top. The bottom ones are fed to the top ones... | 18 | 18 | [
{
"comment_id": "385440",
"author": "Woodstock",
"timestamp": "2011-04-24T16:16:06",
"content": "Gameletron will assimilated vibroton!! If vibrotron resists it will be destroyed!!!",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "385450",
"author": "Chish",
... | 1,760,377,205.553061 |
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