url stringlengths 37 208 | title stringlengths 4 148 | author stringclasses 173
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https://hackaday.com/2011/03/02/earthquake-alert-system/ | Earthquake Alert System | Mike Szczys | [
"Linux Hacks",
"Microcontrollers"
] | [
"555",
"arm",
"earthquake",
"ethernet",
"LPCXpresso",
"usgs",
"xport"
] | [Roteno’s] submission for the 555 timer design contest is an
Internet connected earthquake alert system
. It monitors the
USGS website
for earthquake data and plays a tune when an earthquake occurs. The data is available as a feed in the form of a TXT file which is pretty easy to parse using cURL. He chose an
LPCXpress... | 15 | 15 | [
{
"comment_id": "346347",
"author": "Stendall",
"timestamp": "2011-03-02T18:24:46",
"content": "I don’t think this project is much built around 555.You can take out the 555, replace with a endless list of integrated circuit and it will be more/less the same.",
"parent_id": null,
"depth": 1,
... | 1,760,377,261.784939 | ||
https://hackaday.com/2011/03/02/bathroom-mirror-hud-displays-time-and-weather/ | Bathroom Mirror HUD Displays Time And Weather | Mike Nathan | [
"Arduino Hacks",
"home hacks",
"LED Hacks"
] | [
"arduino",
"hud",
"led",
"mirror"
] | By and large, the standard household mirror is one item that has not made much real progress over the years. They hang on the wall reflecting light, and that’s about it.
A few years back, some students studying in the Department of Interaction Design at Chalmers University sought to enhance their morning routine
with a... | 18 | 17 | [
{
"comment_id": "346307",
"author": "mike",
"timestamp": "2011-03-02T16:14:52",
"content": "thats pretty cooli bet you can attach it to a scale on the floor to show your weight.",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "346308",
"author": "ss",
"t... | 1,760,377,262.079715 | ||
https://hackaday.com/2011/03/02/open-source-laser-cutter-v2/ | Open Source Laser Cutter (v2) | Kevin Dady | [
"Laser Hacks",
"News",
"Tool Hacks"
] | [
"laser cutter",
"open source"
] | The Buildlog.net 2.x Laser is a second generation
open source laser cutter
that definitely improves the design of the first model. The 2 axis machine (optional vertical axis is manual or an upgrade is available) boasts a large 12” x 20” x 4” workspace while being smaller than its predecessor, fitting a table top design... | 23 | 23 | [
{
"comment_id": "346291",
"author": "Johannes",
"timestamp": "2011-03-02T15:35:37",
"content": "Totally cool. And it’s ‘buildlog.net’, not ‘www.buildlog.net’.",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "346295",
"author": "Johannes",
"timestamp": "2... | 1,760,377,261.677853 | ||
https://hackaday.com/2011/03/02/drunkennes-makes-a-game-out-of-getting-hammered/ | DrunkenNES Makes A Game Out Of Getting Hammered | Mike Nathan | [
"Arduino Hacks",
"Beer Hacks",
"Nintendo Hacks"
] | [
"arduino",
"breathalyzer",
"game",
"nes",
"nintendo"
] | While handheld breathalyzers are pretty novel to have around while drinking with friends, there’s nothing exciting about a $50 off the shelf unit. If you really want to grab people’s attention, you have to get creative and built something
like [Batsly Adams] and his friends did
.
One evening, he was casually drinking w... | 5 | 5 | [
{
"comment_id": "346304",
"author": "nafkin",
"timestamp": "2011-03-02T16:11:00",
"content": "Making alcohol poisoning fun!",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "346389",
"author": "Tim",
"timestamp": "2011-03-02T19:52:35",
"content": "The... | 1,760,377,262.161762 | ||
https://hackaday.com/2011/03/02/gameduino/ | Gameduino | Kevin Dady | [
"Arduino Hacks",
"Microcontrollers"
] | [
"fpga",
"game",
"vga"
] | Gameduino is an FPGA based
sound and graphics adapter
for microcontrollers. Laid out as an Arduino shield, all it really takes is a microcontroller with SPI and some code to send commands to the board which lets you toggle registers, handle memory, and drawing functions.
Once the data gets there, it is greeted by a
Xil... | 19 | 19 | [
{
"comment_id": "346244",
"author": "Doc Oct",
"timestamp": "2011-03-02T13:39:14",
"content": "But does it do hardware transform and lighting?Is this the first video accelerator for a modern microcontroller?",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "34625... | 1,760,377,261.840468 | ||
https://hackaday.com/2011/03/01/old-school-led-light-show/ | Old School LED Light Show | Mike Nathan | [
"classic hacks",
"LED Hacks"
] | [
"eprom",
"led",
"old school"
] | Building LED arrays that can display all sorts of different patterns is pretty easy these days. Hook up an Arduino, do some charlieplexing, and off you go. When [Viktor] was younger he didn’t have all those fancy schmancy microcontrollers and circuit simulation software you kids have these days. In fact, last we heard,... | 20 | 20 | [
{
"comment_id": "345718",
"author": "Jac Goudsmit",
"timestamp": "2011-03-01T22:26:25",
"content": "What?No 555?(Imitating “You built a time machine… out of a DeLorean???”) you used two transistors… to generate a clock pulse???Nice job!",
"parent_id": null,
"depth": 1,
"replies": []
},... | 1,760,377,261.733852 | ||
https://hackaday.com/2011/02/28/web-enabling-your-smoke-breaks/ | Web-enabling Your Smoke Breaks | Mike Szczys | [
"Misc Hacks"
] | [
"arduino",
"cigarette",
"perl",
"smoker",
"smoking"
] | If you’re going to freeze your butt off smoking in the middle of winter you might was well have company while you’re out there. [Zach’s] company wanted to crunch some data about smoking breaks and worker productivity. Instead of just meeting the bland data collection needs he decided to add functionality.
He took time ... | 21 | 21 | [
{
"comment_id": "344766",
"author": "zing",
"timestamp": "2011-02-28T21:33:49",
"content": "Can I get a “not smoking but I pretend to so I can slack every two hours” button?",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "344767",
"author": "fred",
"tim... | 1,760,377,261.61592 | ||
https://hackaday.com/2011/02/28/giant-oscilloscope-music-display/ | Giant Oscilloscope Music Display | Mike Nathan | [
"Video Hacks"
] | [
"music",
"oscilloscope",
"video"
] | [Andrew] sent us a
video of his home made oscilloscope wall
, which he uses to visualize different audio tracks he has created. The wall is made up of nine old broadcast monitors he wired together in his studio. At first it appears that the monitors are split into two sets of four, with the center monitor running separ... | 9 | 9 | [
{
"comment_id": "344755",
"author": "phisrow",
"timestamp": "2011-02-28T21:11:38",
"content": "Given that those are all CRTs, I strongly suspect that he is neither using a ‘scope(in the conventional sense) nor using any software.Open a CRT TV: notice the X and Y control yokes around the electron gun... | 1,760,377,261.979369 | ||
https://hackaday.com/2011/02/28/crank-arm-style-hexapod/ | Crank-arm Style Hexapod | Kevin Dady | [
"Robots Hacks"
] | [
"Aluminum Robot",
"bs2",
"hexapod",
"L298"
] | The latest robot out of Nolebotic is Al.I.S.E, or
Aluminum, Infrared Scanning Entity
. Don’t let the name fool you, its a pretty simple take on the classic hexapod walking platform using a crank arm and leavers made into the legs.
The body of the robot is made out of aluminum which is pretty easy to work with at home, ... | 1 | 1 | [
{
"comment_id": "347135",
"author": "GameboyRMH",
"timestamp": "2011-03-03T16:03:01",
"content": "Looks like it moves in the same way as a Hexbug:http://www.hexbug.com/originalThose things actually only use one motor, in one direction it moves the bug forward, in the other direction it only engages ... | 1,760,377,262.119505 | ||
https://hackaday.com/2011/02/28/quick-and-easy-diy-kegerator/ | Quick And Easy DIY Kegerator | Mike Nathan | [
"Beer Hacks",
"home hacks"
] | [
"beer",
"kegerator"
] | I think we can all agree, there are few things that go better with
hacking
everything than beer. [Tom] has taken his love for beer and building things,
fusing them together in a DIY kegerator
. Using an off the shelf mini fridge and some easy to find beer serving components, he walks us through the conversion step by s... | 17 | 17 | [
{
"comment_id": "344669",
"author": "medix",
"timestamp": "2011-02-28T19:17:55",
"content": "You know, for $249 you can buy a decent 7 cu. ft chest freezer and achieve the same results with room for more than 2 kegs.",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id... | 1,760,377,262.029856 | ||
https://hackaday.com/2011/02/28/santa-pede-contest-winners/ | Santa-pede Contest Winners | Caleb Kraft | [
"News"
] | [
"contest",
"prizes",
"santa"
] | We received several fantastic entries. We laughed, we cried, we stared at our monitors in confusion, it was fantastic. Now we’re here to announce the winners of the Santa-Pede contest.
If you recall, the rules were pretty simple. Aquire a dancing santa (or other holiday dancing annoying toy thingy in the same fashion),... | 15 | 13 | [
{
"comment_id": "344643",
"author": "NatureTM",
"timestamp": "2011-02-28T18:37:32",
"content": "Congrats winners! I hope the “Brain Machine” doesn’t send [Adam] into rampage mode.I guess congrats are in order for you too [Osgeld]. I’ve definitely noticed you make some quality comments. I hope you... | 1,760,377,262.219304 | ||
https://hackaday.com/2011/02/28/a-trio-of-last-minute-555-timer-projects/ | A Trio Of Last-minute 555 Timer Projects | Mike Nathan | [
"contests",
"digital audio hacks"
] | [
"555 timer",
"amplifier",
"h-bridge",
"servo"
] | [Bob] has been busy lately putting the finishing touches on
three
different
projects
that he plans on entering into the
555 Design Contest
.
His first entry is a low-power H-bridge, which can be used to drive small servos. While he admits that it is a bit odd to build use a 555 timer to construct an H-bridge, they are ... | 5 | 5 | [
{
"comment_id": "344630",
"author": "bikerstop",
"timestamp": "2011-02-28T18:20:04",
"content": "Yeah, good work. But you will look stupid knocking the door all the time just to remind yourself the secret pattern…",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": ... | 1,760,377,262.546 | ||
https://hackaday.com/2011/02/28/alien-life-form-synth-toy/ | Alien Life Form Synth Toy | Mike Nathan | [
"contests",
"Musical Hacks",
"Toy Hacks"
] | [
"555 timer",
"contest",
"synth"
] | We were sent [Dr. Offset’s] most recent project, a kid’s toy that is
half sculpture/half noisemaker, but 100% cool
. The device uses several 555 Timers and is his entry into the
555 Design Contest
, which wraps up in just a few days. To really enjoy his creation, you need to suspend disbelief for a moment, and indulge ... | 12 | 12 | [
{
"comment_id": "344576",
"author": "Christopher",
"timestamp": "2011-02-28T16:46:26",
"content": "Pretty imaginative backstory and nice use of built-in resistance in 555s!",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "344586",
"author": "Kira",
"time... | 1,760,377,262.437992 | ||
https://hackaday.com/2011/02/28/2-bit-full-adder-using-just-thirty-six-555-timers/ | 2-bit Full Adder Using Just Thirty Six 555 Timers | Mike Szczys | [
"classic hacks"
] | [
"555",
"full adder",
"npn",
"pnp"
] | This
2-bit adder
was a lot of work to build. It uses a total of thirty-six 555 timers and it does have the option of adding or subtracting numbers. It’s a rather unorthodox use of the part, depending more on the chip as an inverter and taking advantage of the fact that there’s an NPN transistor built into it. [cpu86] d... | 12 | 10 | [
{
"comment_id": "344524",
"author": "bogdan",
"timestamp": "2011-02-28T15:06:08",
"content": "Great work…. lots of 555s. He beat me up, i only used 20 in my project :(",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "344529",
"author": "Moggie100",
"time... | 1,760,377,262.59563 | ||
https://hackaday.com/2011/02/28/reverse-engineering-shopping-cart-security/ | Reverse Engineering Shopping Cart Security | Mike Szczys | [
"Radio Hacks",
"Security Hacks"
] | [
"caps",
"carttronics",
"oscilloscope",
"shopping cart"
] | All this talk about 555 timers is causing projects to pop out of the woodwork like this one that
reverse engineers a shopping cart security mechanism
. The wheel seen above listens for a particular magnetic signal and when encountered it locks down the yellow cowl, preventing the wheel from touching the ground and maki... | 30 | 27 | [
{
"comment_id": "344492",
"author": "Mohonri",
"timestamp": "2011-02-28T14:09:58",
"content": "I seem to remember a similar story a few years back. The hacker in question actually built his antenna into his clothing, and walked around Target, pressing a button occasionally when standing near anothe... | 1,760,377,262.501886 | ||
https://hackaday.com/2011/02/28/kindle-3-powers-this-diy-led-light/ | Kindle 3 Powers This Diy LED Light | Mike Szczys | [
"LED Hacks"
] | [
"brass",
"epaper",
"kindle",
"light"
] | ePaper displays are easy on the eyes because there’s no flickering backlight to put strain on them. This is great until you’re trying to read in a dim environment. Of course Amazon will sell you a backlight that’s powered from the reader itself if you’re willing to pay. [Txoof] thought the price was a bit too high so
h... | 1 | 1 | [
{
"comment_id": "345429",
"author": "Dege",
"timestamp": "2011-03-01T16:26:12",
"content": "wrong link the 29 of february exist only in leap years…actual link:http://hackaday.com/2011/02/29/kindle-3-powers-this-diy-led-light/",
"parent_id": null,
"depth": 1,
"replies": []
}
] | 1,760,377,262.75348 | ||
https://hackaday.com/2011/02/28/fabric-speaker/ | Fabric Speaker | Mike Szczys | [
"digital audio hacks"
] | [
"coil",
"fabric",
"magnet",
"speaker"
] | The theory behind speaker operation is pretty simple. There’s a coil that is attached to some type of diaphragm and a permanent magnet. When electrical signals pass through the coil a magnetic field is generated, and that field’s interaction with the permanent magnet causes the diaphragm to vibrate and create sound. Bu... | 20 | 20 | [
{
"comment_id": "344476",
"author": "elektrophreak",
"timestamp": "2011-02-28T13:37:24",
"content": "oh man, it works!very very cool!",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "344478",
"author": "Jack Sprat",
"timestamp": "2011-02-28T13:41:21",
... | 1,760,377,262.812585 | ||
https://hackaday.com/2011/02/27/easy-to-build-rig-prevents-reflow-soldering-mishaps/ | Easy To Build Rig Prevents Reflow Soldering Mishaps | Mike Nathan | [
"hardware",
"Tool Hacks"
] | [
"reflow",
"soldering",
"tools"
] | [Erich aka VK5HSE] performs quite a bit of solder reflow work, but has always been concerned about bumping his circuit boards once the solder has liquified and is ready to be removed from the heat source. He says that removing workpieces from toaster ovens often results in the unintentional jarring of a circuit board f... | 33 | 33 | [
{
"comment_id": "344043",
"author": "Tomasito",
"timestamp": "2011-02-27T22:39:29",
"content": "You could move the hot plate instead of the PCB, just my $0.2.",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "344055",
"author": "KebertXela",
"timestamp": ... | 1,760,377,262.954967 | ||
https://hackaday.com/2011/02/27/repair-parts-from-unlikely-sources/ | Repair Parts From Unlikely Sources | Mike Nathan | [
"home hacks"
] | [
"baby",
"followup",
"repair"
] | [Jay] sent us some details of a
quick fix for a baby swing he owns
, along with the unlikely place where he found replacement parts.
We showed you a pair of his creations earlier this week
, which you might recall. As luck would have it, the motor on the baby swing he modified burned out shortly after we featured his h... | 39 | 38 | [
{
"comment_id": "343993",
"author": "yetihehe",
"timestamp": "2011-02-27T21:31:01",
"content": "$100 for such small weak motor? Does it have Ti-Rd-Yt core or what?",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "344001",
"author": "MrX",
"timestamp": "2... | 1,760,377,262.887034 | ||
https://hackaday.com/2011/02/27/remote-phone-control-using-bluetooth-and-a-video-stream/ | Remote Phone Control Using Bluetooth And A Video Stream | Mike Nathan | [
"Cellphone Hacks",
"Video Hacks"
] | [
"bluetooth",
"camera",
"cell phones",
"internet"
] | Hack-a-Day reader [Bobbie] sent us a hack
that is an adaptation of the
automatic cell phone button pushing machine
we featured earlier this week. Inspired by that project, he challenged himself to construct a more efficient way to tackle the problem.
He started out in much the same fashion, pointing a camera at the pho... | 19 | 19 | [
{
"comment_id": "343950",
"author": "Michael",
"timestamp": "2011-02-27T20:34:53",
"content": "I can do the exact same thing with my palm centro with pdareach with a quarter of the effort.",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "343951",
"author": "... | 1,760,377,262.712459 | ||
https://hackaday.com/2011/02/27/amfm-sos-beacon-saves-your-bacon/ | AM/FM SOS Beacon Saves Your Bacon | Mike Nathan | [
"contests",
"Radio Hacks"
] | [
"555 timer",
"contest",
"safety"
] | [BadWolf] sent us a device called the “
Bacon Beacon
“, which is his
555 Design Contest
entry. In short, it’s a life-saving device that emits an S.O.S. signal in Morse code over both the AM and FM bands. The device uses five 555 timers to get the job done, each of them dedicated to a specific task. Three of the timers ... | 26 | 25 | [
{
"comment_id": "343903",
"author": "Squirrel",
"timestamp": "2011-02-27T19:25:40",
"content": "mmmmBacon",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "343920",
"author": "West",
"timestamp": "2011-02-27T19:58:05",
"content": "That doesn’t sound l... | 1,760,377,263.652862 | ||
https://hackaday.com/2011/02/27/google-two-factor-authentication-in-a-wristwatch/ | Google Two-factor Authentication In A Wristwatch | Mike Nathan | [
"clock hacks",
"Security Hacks"
] | [
"chronos",
"google",
"security"
] | The Chronos watch from Texas Instruments is a handy little piece of hardware if placed in the right hands. If you are not familiar with the platform, it is marketed as a “wearable wireless development system that comes in a sports watch”. In plain English, it’s a wearable wireless MCU mated with a 96 segment LCD, that ... | 13 | 13 | [
{
"comment_id": "343899",
"author": "YaBa",
"timestamp": "2011-02-27T19:14:26",
"content": "Nice work! Finally putting my chronos to do something usefull :)",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "343923",
"author": "Anonymous",
"timestamp": "20... | 1,760,377,263.006876 | ||
https://hackaday.com/2011/02/27/layering-pinball-audio-using-parallel-wav-shields/ | Layering Pinball Audio Using Parallel WAV Shields | Mike Szczys | [
"Arduino Hacks"
] | [
"arduino",
"audio",
"nba hangtime",
"pinball",
"wav shield"
] | [Ed Zarick] is preparing his pinball project and wants to have authentic sound to go with the game play. The game is modeled after NBA Hangtime and in addition to music he also needs a wide range of sound effects to beef up the experience. To make this all happen at once he developed
a set of Arduino WAV shields contro... | 26 | 26 | [
{
"comment_id": "343781",
"author": "Necromant",
"timestamp": "2011-02-27T17:31:56",
"content": "OMG! Couldn’t he have just taken some ARM that could handle all the layering? Or even some avr, but a dedicated IC? That would lower the cost and the effort to make this stuff…",
"parent_id": null,
... | 1,760,377,263.269247 | ||
https://hackaday.com/2011/02/27/all-band-receiver-hides-in-plain-sight/ | All-band Receiver Hides In Plain Sight | Mike Szczys | [
"Radio Hacks"
] | [
"diode detector",
"fm",
"RF"
] | This handheld radio has a little secret. You’re not going to be able to listen to Limbaugh since the original FM tuning circuit has been removed and replaced by a diode detector. Now [Miguel A. Vallejo] a
discreet way to look for interesting radio signals
in public.
The first step that he took was to remove the circuit... | 17 | 17 | [
{
"comment_id": "343739",
"author": "ejonesss",
"timestamp": "2011-02-27T16:25:52",
"content": "if you are into paranormal investigation that could be used as an emf and possibly evp detector.",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "343742",
"author... | 1,760,377,263.207905 | ||
https://hackaday.com/2011/02/27/hackaday-links-february-27-2011/ | Hackaday Links: February 27, 2011 | Mike Szczys | [
"Hackaday links"
] | [
"9v",
"flat screen",
"tennis ball",
"visor"
] | Odd project materials
[Juliansr] wrote in to tell us about
a site that sells bendable, moldable, stretchable, and other ‘able’ materials
you might want to use in your next project.
(2 * 9V) = Flashlight
[Lasse] built
a flashlight with two 9V batteries
. One is a normal battery, the other has been gutted and is used as ... | 16 | 16 | [
{
"comment_id": "343704",
"author": "0.zer0",
"timestamp": "2011-02-27T15:31:47",
"content": "I don’t think I’ll be trying that $2 wall mount anytime soon….0_o",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "343717",
"author": "qwerty",
"timestamp": "20... | 1,760,377,263.38629 | ||
https://hackaday.com/2011/02/26/analog-robotic-concepts/ | Analog Robotic Concepts | Mike Szczys | [
"classic hacks",
"Robots Hacks"
] | [
"555",
"analog",
"robotics",
"servo"
] | Everyone’s getting on board with the 555 timer projects. But [Tom] didn’t just come up with one project, he shared
a slew of ideas related to analog robotics
. They’re center around servo motor control. You can see in the video after the break he has a pleasing way of sharing a lot of details while also making an easy ... | 20 | 19 | [
{
"comment_id": "342910",
"author": "Ghettoboi",
"timestamp": "2011-02-26T20:19:30",
"content": "a cracking instruction there on a fundamental problem that has tied up some of a amateur robotics guys up here in hull, england. cheers.",
"parent_id": null,
"depth": 1,
"replies": []
},
... | 1,760,377,263.326166 | ||
https://hackaday.com/2011/02/26/boom-goes-the-dynamite-murals-made-with-precision-explosives/ | Boom Goes The Dynamite – Murals Made With Precision Explosives | Mike Nathan | [
"News"
] | [
"art",
"explosives"
] | [Alexandre Farto] is known for some off the wall art displays, but his
newest work takes the phrase literally
. Using precisely placed explosive charges, he has been sculpting portraits and other murals on walls in various places around London.
The detail at which he is able to produce these images is incredible, consi... | 47 | 47 | [
{
"comment_id": "342835",
"author": "Jordan",
"timestamp": "2011-02-26T18:37:40",
"content": "what is this i don’t evenOh wait, I do. This is AWESOME!!!!",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "342839",
"author": "IH8Taggers",
"timestamp": "2011... | 1,760,377,263.471894 | ||
https://hackaday.com/2011/02/24/video-projector-from-an-old-single-slide-unit/ | Video Projector From An Old Single-slide Unit | Mike Szczys | [
"Video Hacks"
] | [
"lcd",
"mp4",
"projector",
"slide"
] | Here’s
a video projector
that [Matt] hacked together. He needed a small and inexpensive solution to use with his R2D2 build. As you can see in the video after the break, it has no problem playing back the Princess’ distress call. But even if R2D2 is not one of the droids you’re looking for, we think this can be useful ... | 21 | 21 | [
{
"comment_id": "341304",
"author": "Dubmuffin",
"timestamp": "2011-02-25T01:34:25",
"content": "Built a unit identical to this back in 1996; only problem is that the contrast of the LCD drops as the temperature increases. At operating temperature, the colors are so washed out as to be useless.",
... | 1,760,377,263.530934 | ||
https://hackaday.com/2011/02/24/555-two-fer-baby-swing-upgrade-and-a-headphone-tube-amp/ | 555 Two-fer – Baby Swing Upgrade And A Headphone Tube Amp | Mike Nathan | [
"home hacks",
"Musical Hacks"
] | [
"555 timer",
"contest",
"tube amp"
] | [Jason] sent in
two 555 timer driven items
that were worth sharing, both of which are entries in the
555 Design Contest
.
The first item is a circuit that automatically resets an infant swing. [Jay], who built both items, has an infant swing for his daughter that spins a mobile and plays music. It’s great but it only w... | 22 | 21 | [
{
"comment_id": "341263",
"author": "eldorel",
"timestamp": "2011-02-25T00:29:37",
"content": "OK, the second one is kinda cool, but i’ve done the swing hack using nothing more than a switch, a capacitor, and a normally closed relay.Connect a capacitor on the motor line to provide a constant signal ... | 1,760,377,263.590673 | ||
https://hackaday.com/2011/02/24/debugging-msp430-using-eclipse/ | Debugging MSP430 Using Eclipse | Mike Szczys | [
"Microcontrollers"
] | [
"debug",
"eclipse",
"msp430"
] | [Springuin] just posted a tutorial about
debugging MSP430 projects using Eclipse
. He read our feature about
debugging under IAR
, a proprietary IDE which TI offers as a code-limited freebie with the TI Launchpad. In that writeup we wondered if anyone would put together a tutorial using open source tools like DDD and G... | 8 | 8 | [
{
"comment_id": "341273",
"author": "BLuRry",
"timestamp": "2011-02-25T00:45:09",
"content": "This is great stuff! Thank you!",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "341326",
"author": "gdogg",
"timestamp": "2011-02-25T02:43:55",
"content":... | 1,760,377,263.691212 | ||
https://hackaday.com/2011/02/24/der-wafflemeister-3000/ | Der Wafflemeister 3000 | Mike Nathan | [
"home hacks",
"Robots Hacks"
] | [
"food",
"robots",
"waffles breakfast"
] | When people think about robots, a few different things come to mind. We like robots because they take care of tedious work. Robots are great for accomplishing tasks in hazardous environments too. When the [Chalmers Robotics Society] thinks about robots however, they think, “Breakfast!”
The CRS constructed a sweet autom... | 19 | 19 | [
{
"comment_id": "341156",
"author": "Paul",
"timestamp": "2011-02-24T22:39:45",
"content": "Next version they can add a robot to wipe the dripping cup. If they create a robot to consume the waffles though they’ve gone too far!",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"... | 1,760,377,263.74771 | ||
https://hackaday.com/2011/02/24/vanishing-point-robot-guidance/ | Vanishing Point Robot Guidance | Mike Szczys | [
"Robots Hacks"
] | [
"vanishing point",
"visually impaired",
"webcam"
] | Students at the National University of Computer and Emerging Sciences in Pakistan have been working on
a robot to assist the visually impaired
. It looks pretty simple, just a mobile base that carries a laptop and a webcam. The bot doesn’t have a map of its environment, but instead uses vanishing point guidance. As you... | 15 | 15 | [
{
"comment_id": "341035",
"author": "MS3FGX",
"timestamp": "2011-02-24T21:25:29",
"content": "That is the kind of thing that is both absolutely brilliant and extremely obvious once you see it in practice.",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "341036",... | 1,760,377,263.799824 | ||
https://hackaday.com/2011/02/24/machine-pushes-cellphone-buttons-from-anywhere-in-the-world/ | Machine Pushes Cellphone Buttons From Anywhere In The World | Mike Szczys | [
"Cellphone Hacks",
"classic hacks"
] | [
"camera",
"internet",
"servo"
] | [Mok Young Bacq] works on the weekends for mobile game monitoring service. He has three cellphones that he uses for work, and although you would think this means he could work from anywhere in the world, the roaming charges are a killer. His solution was to build
an incredibly intricate machine that can use three diffe... | 32 | 32 | [
{
"comment_id": "340969",
"author": "mosheen",
"timestamp": "2011-02-24T20:10:28",
"content": "WOW!",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "340971",
"author": "earl",
"timestamp": "2011-02-24T20:13:44",
"content": "this is insane.",
"par... | 1,760,377,263.970198 | ||
https://hackaday.com/2011/02/24/let-there-be-light-inside-picture-frames/ | Let There Be Light Inside Picture Frames | Mike Szczys | [
"LED Hacks"
] | [
"budda",
"picture frame",
"solidworks"
] | [Limpkin] picked up a beautiful painting of Budda while in Bali because he thought it would react well with different colors of lighting. His overall goal was to
create a picture frame with built-in LEDs
. The major design specification for the project was to provide an indirect light source that would not shine in the... | 2 | 2 | [
{
"comment_id": "340943",
"author": "Sariel",
"timestamp": "2011-02-24T19:30:05",
"content": "i always wanted to do this to one of my picture frames. instead of using the usual cardboard or composite back i just cut a sheet of plexi to fit. give it a nice modern look, as if the picture is just flo... | 1,760,377,264.009296 | ||
https://hackaday.com/2011/02/26/diy-lightning-special-effects/ | DIY Lightning Special Effects | Chris Nelson | [
"classic hacks"
] | [
"555 timer",
"color organ",
"light organ",
"lightning"
] | Halloween may have come and gone but thats no reason not to take a look at
this
neat little special effects setup. Basically it uses an analogue circuit to monitor an audio signal and triggers some camera flashes using 5V relays. The idea is that you can play lightning strikes and other spooky sounds, and the system ... | 3 | 3 | [
{
"comment_id": "342780",
"author": "Dave",
"timestamp": "2011-02-26T17:25:25",
"content": "Cool project. But I always thought one sees lightning before hearing the thunder????",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "343320",
"author": "qazwiz",
... | 1,760,377,264.113787 | ||
https://hackaday.com/2011/02/26/screen-tracking-projector/ | Screen Tracking Projector | Mike Szczys | [
"News"
] | [
"projector"
] | [Jon Howell] came up with what he calls a gratuitous project which projects his name on his office door. The thing is, his office door slides on tracks so he made
a projector that can follow the movement of that screen
. He used a laser printer to make a black and white pattern that indexes the movement of the door usi... | 7 | 7 | [
{
"comment_id": "342731",
"author": "kelsey",
"timestamp": "2011-02-26T15:46:39",
"content": "the “yotuube” isn’t displaying- check yer spelling!",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "342733",
"author": "Morten",
"timestamp": "2011-02-26T15:50... | 1,760,377,264.074226 | ||
https://hackaday.com/2011/02/26/entrust-you-kids-life-to-a-homemade-roller-coaster/ | Entrust You Kid’s Life To A Homemade Roller Coaster? | Mike Szczys | [
"Misc Hacks"
] | [
"roller coaster",
"welding"
] | So you fancy yourself as an amateur engineer? Been working on those welding skills for a while? The real test is to trust your children’s lives on
a roller coaster you’ve designed and built
(
translated
).
Now we’re not talking some tired old carnival ride like the teacups. This is a full-blown roller coaster, complete... | 49 | 46 | [
{
"comment_id": "342689",
"author": "aefaradien",
"timestamp": "2011-02-26T14:38:03",
"content": "oh dear gods WTF??",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "342694",
"author": "Itwork4me",
"timestamp": "2011-02-26T14:44:02",
"c... | 1,760,377,264.603989 | ||
https://hackaday.com/2011/02/25/diy-hot-air-hand-dryer-an-ocd-sufferers-best-friend/ | DIY Hot Air Hand Dryer – An OCD Sufferer’s Best Friend | Mike Nathan | [
"contests",
"home hacks"
] | [
"555 timer",
"contests",
"dryer"
] | [haqnmaq] admits that he suffers from Obsessive Compulsive Disorder and on occasion, can be found washing his hands up to 20 times an hour. Very distrustful of cloth towels, he exclusively uses paper towels to dry his hands, to the tune of 2-3 rolls a day. In an effort to lessen the impact his OCD has on the environmen... | 38 | 38 | [
{
"comment_id": "342108",
"author": "CutThroughStuffGuy",
"timestamp": "2011-02-26T01:20:49",
"content": "So instead of using paper towels, he uses 1500 watts of coal or uranium derived power instead :)",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "342115",
... | 1,760,377,265.054489 | ||
https://hackaday.com/2011/02/25/diy-animatronic-penguin-shakes-and-grooves/ | DIY Animatronic Penguin Shakes And Grooves | Mike Nathan | [
"Robots Hacks"
] | [
"animatronics",
"robot",
"servo"
] | Instructables user [djsfantasi] wanted to build an animated holiday display using puppets as a means of raising money for a local arts program. After doing a bit of reading and research however, he decided that building animatronic characters for the display was not that far fetched an idea.
His first inclination was t... | 9 | 9 | [
{
"comment_id": "342059",
"author": "Bob",
"timestamp": "2011-02-25T23:36:06",
"content": "This reminds me. Where are the results of the Santa contest?",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "342098",
"author": "xeracy",
"timestamp": "2011-02-26... | 1,760,377,264.336479 | ||
https://hackaday.com/2011/02/25/image-projector-can-be-built-in-minutes/ | Image Projector Can Be Built In Minutes | Mike Szczys | [
"Misc Hacks"
] | [
"magnifying glass",
"projector",
"transparency"
] | There’s a pretty good chance that you already have everything needed to
make this image projector
. We thought that yesterday’s
video projector
was simple, but this one makes it look like a super-computer in comparison. [Esrun] grabbed a flood light, some transparency film, and a common magnifying glass for use in his ... | 14 | 14 | [
{
"comment_id": "342025",
"author": "ys0",
"timestamp": "2011-02-25T22:26:06",
"content": "maybe if I put a transparent LCD instead of the slide, i could screen a video",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "342027",
"author": "MS3FGX",
"timest... | 1,760,377,264.523344 | ||
https://hackaday.com/2011/02/25/555-inductance-meter/ | 555 Inductance Meter | Mike Szczys | [
"Tool Hacks"
] | [
"555",
"inductance",
"meter"
] | [Apexys] is performing some experiments with switched-mode power supplies and needed to compare the inductance of the coils he was using. His multimeter doesn’t have an inductance testing function, but he does have a 555 timer on hand. He put the
555 and some other parts together to create his own L meter
. The writeup... | 7 | 6 | [
{
"comment_id": "342003",
"author": "sethj",
"timestamp": "2011-02-25T22:01:08",
"content": "um, this is awesome. well done.",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "342031",
"author": "gatorchamp",
"timestamp": "2011-02-25T22:30:43",
"conten... | 1,760,377,264.382512 | ||
https://hackaday.com/2011/02/24/heat-gun-gpu-reflow-fixes-laptop/ | Heat Gun GPU Reflow Fixes Laptop | Mike Szczys | [
"laptops hacks",
"Repair Hacks"
] | [
"gpu",
"heat gun",
"HP",
"NVIDIA",
"reflow",
"tx2000"
] | Solder connections on processors seem to be a very common failure point in modern electronics. Consider the Red Ring of Death (RRoD) on Xbox 360 or the Yellow Light of Death (YLoD) on PlayStation 3. This time around the problem is a malfunctioning Nvidia GPU on an HP Pavilion TX2000 laptop. The video is sometimes a jum... | 91 | 50 | [
{
"comment_id": "340879",
"author": "sp00nix",
"timestamp": "2011-02-24T18:08:42",
"content": "I just yanked a CPU from one of these with the same issue lol. Oh well, now my machines faster :)",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "340881",
"author... | 1,760,377,264.472054 | ||
https://hackaday.com/2011/02/24/magnetic-smd-pick-and-place/ | Magnetic SMD Pick And Place | Mike Nathan | [
"cnc hacks",
"Robots Hacks",
"Tool Hacks"
] | [
"cnc",
"magnetic",
"pick and place",
"smd"
] | [svofski] sent us
this pick and place robot
(
Google translation
) that he found , and it’s quite unique. The majority of the components that make up this pick and place have been recycled from old computer equipment. The X-axis motion is accomplished using old printer parts, while an old CD-ROM drive was gutted to pro... | 13 | 13 | [
{
"comment_id": "340841",
"author": "nave.notnilc",
"timestamp": "2011-02-24T17:20:10",
"content": "ah, using the head to also push the tape further along is very neat.",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "340844",
"author": "FightCube.com",
... | 1,760,377,264.712904 | ||
https://hackaday.com/2011/02/24/555-video-game/ | 555 Video Game | Kevin Dady | [
"Video Hacks"
] | [
"555",
"game"
] | [Thrashbarg] is back up to some 555 timer madness again, this time with his sort of
dodge ball video game
. Featuring twenty three 555 timers, op amps (the LM324) and atari paddles slightly modded so the pots act as voltage dividers.
Output is on a monochrome composite tv signal, and the game plays like a dodge ball g... | 20 | 20 | [
{
"comment_id": "340784",
"author": "Sobachatina",
"timestamp": "2011-02-24T15:21:21",
"content": "This project is very impressive. The familiarity of analog electronics required is staggering.However, the real accomplishment of this contest is to make me very grateful for modern electronics and mic... | 1,760,377,264.658172 | ||
https://hackaday.com/2011/02/24/555-timer-based-charge-controller/ | 555 Timer-based Charge Controller | Mike Nathan | [
"contests",
"home hacks",
"Solar Hacks"
] | [
"555",
"contest",
"solar"
] | Several years ago [Michael Davis] built a charge controller for his wind turbine and published his construction plans online. This build became quite popular, especially among people that live in remote regions. He states that he is flooded with email each day with questions about his charge controller from people tryi... | 13 | 13 | [
{
"comment_id": "340769",
"author": "Eikka",
"timestamp": "2011-02-24T14:39:10",
"content": "“Before you write to me and tell me that my lower set point is too low and I am over-discharging my batteries, consider that the battery voltage isn’t normally going to get that low except under load. If the... | 1,760,377,264.763797 | ||
https://hackaday.com/2011/02/24/reverse-engineering-a-mobile-phone-e-paper-display/ | Reverse Engineering A Mobile Phone E-paper Display | Mike Nathan | [
"Cellphone Hacks",
"Microcontrollers"
] | [
"e-paper",
"launchpad",
"msp430"
] | While e-paper is common among e-readers, there are very few, if any phones other than the MOTOFONE that exclusively use an e-paper display. [Steve] had one of these phones sitting around and thought it could be used to
build a low-power clock
. Since the bistable e-paper display can retain the currently active content ... | 6 | 6 | [
{
"comment_id": "340771",
"author": "Gray Simpson",
"timestamp": "2011-02-24T14:42:35",
"content": "Daaaang – I want one of those, seems like a good device!",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "340790",
"author": "Phil",
"timestamp": "2011-02... | 1,760,377,264.80443 | ||
https://hackaday.com/2011/02/23/self-regulating-water-heater/ | Self-regulating Water Heater | Mike Nathan | [
"Arduino Hacks",
"home hacks"
] | [
"green",
"netduino",
"servos"
] | Most everyone is looking to live a little greener these days, with motivating factors typically being the preservation of the environment or financial considerations. [Fabien]
fit into the latter category
after realizing that about 25% of his monthly gas bill went to heating the water he and his family use each day. Af... | 74 | 50 | [
{
"comment_id": "340456",
"author": "iToast",
"timestamp": "2011-02-24T00:17:31",
"content": "Needs a enclosure, i give it 10/10 On the green hack scale!",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "340458",
"author": "Savant9",
"timestamp": "2011-02... | 1,760,377,264.982874 | ||
https://hackaday.com/2011/02/23/repair-stuck-ipod-nano-buttons/ | Repair Stuck IPod Nano Buttons | Mike Szczys | [
"ipod hacks",
"Repair Hacks"
] | [
"button",
"ipod",
"nano",
"shim",
"tape"
] | A system is only as strong as its weakest link and [Roberto Barrios] found that on the sixth generation
iPod nano the buttons are the problem
. It makes sense that the buttons would be exposed to wear since they’re movable parts. The issue isn’t one of contacts or springs wearing out, but how the buttons are assembled.... | 19 | 18 | [
{
"comment_id": "340472",
"author": "Hirudinea",
"timestamp": "2011-02-24T00:40:24",
"content": "With what they charge for anything with iPod on it you’ed think they would use somthing better than double sided tape. Just goes to show, you get screwed with what pay for.",
"parent_id": null,
"... | 1,760,377,265.103721 | ||
https://hackaday.com/2011/02/23/force-feedback-rig/ | Force Feedback Rig | Mike Szczys | [
"Peripherals Hacks"
] | [
"arduino",
"projector",
"simulator"
] | Strap yourself in, it’s going to be a bumpy ride. No really, if you don’t believe us, check out the video after the break of
this bouncing and rolling game system
. [Shawn McGrath] built it to compliment the gaming experience for Dyad, an indie game for which he is a developer. His wife was kind enough to demonstrate t... | 13 | 13 | [
{
"comment_id": "340388",
"author": "Andrew",
"timestamp": "2011-02-23T22:27:33",
"content": "“Stop hitting enemies”. Was that direction to his wife or a commentary on war?",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "340391",
"author": "JorisL",
"t... | 1,760,377,265.15778 | ||
https://hackaday.com/2011/02/23/gauss-weapons/ | Gauss Weapons | Mike Szczys | [
"Misc Hacks"
] | [
"ball bearing",
"gauss",
"magnet",
"rifle",
"weapon"
] | This collection of gauss weapons
use rare earth magnets to accelerate projectiles to damaging speeds. They work using the same concepts as a coil gun, but instead of just one projectile travelling along a length of guide track, there are many projectiles that work in a chain reaction. A series of magnets are placed at ... | 34 | 34 | [
{
"comment_id": "340354",
"author": "ho0d0o",
"timestamp": "2011-02-23T21:15:26",
"content": "This is such a funky coincidence! I was just playing the final part of Crysis on my new (i7-2630 gt 540) and finally got the gauss rifle! Yay for gauss weapons!",
"parent_id": null,
"depth": 1,
... | 1,760,377,265.85954 | ||
https://hackaday.com/2011/02/23/breaking-the-iclass-security/ | Breaking The IClass Security | Mike Szczys | [
"Security Hacks"
] | [
"18f",
"iclass",
"pic",
"rfid"
] | iClass is a popular format of RFID enabled access cards. These are issued to company employees to grant them access to parts of a building via a card reader at each security door. We’ve known for a long time that these access systems are rather weak when it comes to security. But now you can find out just how weak they... | 9 | 7 | [
{
"comment_id": "340355",
"author": "HackerK",
"timestamp": "2011-02-23T21:16:05",
"content": "Very interesting read and nice idea on how to extract ‘copy protected’ PICs.",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "340397",
"author": "Nick Fury",
"... | 1,760,377,267.471073 | ||
https://hackaday.com/2011/02/23/kindle-3-1-jailbreak/ | Kindle 3.1 Jailbreak | Mike Nathan | [
"Kindle hacks",
"Security Hacks"
] | [
"jailbreak",
"kindle"
] | In the constant battle of manufacturers vs. jailbreakers, the turnaround time between a new software release and a new jailbreak seems to be getting shorter and shorter. [Yifan] noticed that a recent Kindle update broke a previous method of running unsigned code and
started the search for a new workaround
.
He eventual... | 15 | 14 | [
{
"comment_id": "340252",
"author": "sp00nix",
"timestamp": "2011-02-23T18:24:55",
"content": "Sansa is an iPod",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "340264",
"author": "andrew",
"timestamp": "2011-02-23T18:49:50",
"content": "What practic... | 1,760,377,267.577038 | ||
https://hackaday.com/2011/02/23/building-a-dead-mouses-switch/ | Building A Dead Mouse’s Switch | Mike Nathan | [
"home hacks"
] | [
"led",
"mouse trap",
"notifier"
] | [Ned] had a mouse problem in a very uncomfortable place.
No, not like the back of a Volkswagen, in his ceiling. He wanted to put a mouse trap up there to take care of the critter, but knowing how nasty a tripped trap can be after a few days, he was hesitant. He recalled a project he saw online where a mouse trap was wi... | 40 | 37 | [
{
"comment_id": "340198",
"author": "misterwilk",
"timestamp": "2011-02-23T17:19:12",
"content": "Wouldn’t it be just as easy and better for battery life to wire it up for the LED to go on once it HAS been tripped? ie. LED on, dead mouse to clean up.",
"parent_id": null,
"depth": 1,
"re... | 1,760,377,267.742108 | ||
https://hackaday.com/2011/02/23/easy-diy-stroboscope/ | Easy DIY Stroboscope | Mike Nathan | [
"Arduino Hacks",
"Tool Hacks"
] | [
"arduino",
"stroboscope"
] | Looking for something to do in his downtime, [Mista Sparkle] decided that
building a simple stroboscope
was in order. He already had a set of six LEDs connected to his Arduino from a previous project, so he added a potentiometer to control the rate at which the LEDs flashed, and dug into the IDE.
During his build he di... | 12 | 12 | [
{
"comment_id": "340239",
"author": "bty",
"timestamp": "2011-02-23T17:57:09",
"content": "One expressed rate in Hertz, not in RPM.Why bother with cycle based delays when almost any AVR has at least 2 timers ?",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "340... | 1,760,377,267.669485 | ||
https://hackaday.com/2011/02/23/xteardown/ | Xteardown | Kevin Dady | [
"Phone Hacks",
"Playstation Hacks"
] | [
"Psphone",
"Sony Ericsson",
"XperiaPlay"
] | A hot topic in the gadget world right now is the Sony Ericsson XperiaPlay phone, and while that is not our usual cup of tea, when we see the newest toy stripped down to its bits n pieces it piques our interest.
This 8 page
teardown of the XperiaPlay
(
google translated to english
) takes you though all the steps needed... | 9 | 8 | [
{
"comment_id": "340160",
"author": "brian",
"timestamp": "2011-02-23T15:36:38",
"content": "#corrections pique not peakhttp://dictionary.reference.com/browse/pique",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "340188",
"author": "Rob",
"timestamp": "... | 1,760,377,267.886629 | ||
https://hackaday.com/2011/02/23/mystery-box-out-of-lego/ | Mystery Box Out Of Lego | Kevin Dady | [
"Toy Hacks"
] | [
"lego",
"puzzle"
] | [Todd] recently completed completed his biggest LEGO project, and its pretty wild. The
Mystery Box
is an 8 compartment LEGO brick puzzle box, covered in a psychedelic pattern of interconnecting question marks.
The question mark pattern was inspired by a few things, the book called “The Curious Incident of the Dog in th... | 8 | 8 | [
{
"comment_id": "340145",
"author": "Darkstar",
"timestamp": "2011-02-23T14:54:13",
"content": "Building instructions anywhere? ;-)",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "340147",
"author": "FightCube.com",
"timestamp": "2011-02-23T15:00:04",
... | 1,760,377,267.840685 | ||
https://hackaday.com/2011/02/23/midi-controller-fit-for-an-arcade/ | MIDI Controller Fit For An Arcade | Mike Nathan | [
"Arduino Hacks",
"Musical Hacks"
] | [
"arcade",
"arduino",
"midi"
] | MIDI controllers can be relatively expensive depending on feature sets and requirements, so Instructables user [fraganator] went about
building one on his own for just under $100
. He originally wanted to replicate a commercially available MIDI controller, which used arcade buttons in lieu of the more common rubberized... | 6 | 6 | [
{
"comment_id": "340105",
"author": "Anon",
"timestamp": "2011-02-23T13:39:26",
"content": "Homemade version of thishttp://store.djtechtools.com/products/midifighter-diy-kit#",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "340113",
"author": "Bill D. Willia... | 1,760,377,267.620432 | ||
https://hackaday.com/2011/02/22/the-interstellar-clock/ | The Interstellar Clock | Chris Nelson | [
"clock hacks"
] | [
"clock",
"mars",
"moon",
"pic",
"solar system"
] | [Alexander Avtanski] has put together a nice
clock to meet all your interstellar travel needs
. Besides being another PIC based timer, this is a neat little project because it incorporates pretty much every feature you could think of when building a clock for our solar sytem. For example, it has 16 independent timers ... | 21 | 21 | [
{
"comment_id": "339750",
"author": "1337",
"timestamp": "2011-02-23T00:43:19",
"content": "will it account for general relativity differences do to speed of the clock as I travel through space?",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "339763",
"auth... | 1,760,377,267.798532 | ||
https://hackaday.com/2011/02/22/diy-racing-sim-shift-box/ | DIY Racing Sim Shift Box | Mike Nathan | [
"computer hacks",
"Peripherals Hacks"
] | [
"pc",
"racing",
"video games"
] | Ask anyone who has ever owned a car with a manual gearbox – in real life and in video games, nothing beats stick shift. Rather than shell out gobs of money to purchase a pre-made shift box, forum member [nikescar]
built his own
for about $20.
Using some scrap wood and a plastic cutting board, he went to work building a... | 13 | 13 | [
{
"comment_id": "339747",
"author": "biozz",
"timestamp": "2011-02-23T00:38:16",
"content": "its hard to find a good shift box for racing wheels of the market (even tho i prefer paddle shifters)general there built in to the wheel ocwardly close to the steering wheel",
"parent_id": null,
"dep... | 1,760,377,267.937266 | ||
https://hackaday.com/2011/02/22/italkman-refrigerated-franken-phone/ | ITalkman Refrigerated Franken-phone | Mike Nathan | [
"Cellphone Hacks"
] | [
"bluetooth",
"iphone",
"old school",
"refrigerator"
] | [Jani] over at MetkuMods was
commissioned to build a prize
for an on-air contest held by MTV3 in Finland. Well known for some of his
previous
work
, he was a natural choice for this project. The only stipulation for the build was that it contain three specific items: a Mobira mobile phone, an Apple iPhone, and a refrig... | 12 | 12 | [
{
"comment_id": "339699",
"author": "Jordan",
"timestamp": "2011-02-22T23:03:46",
"content": "To use the lingo:what is this i dont even",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "339718",
"author": "Techrat",
"timestamp": "2011-02-22T23:42:16",
... | 1,760,377,267.521767 | ||
https://hackaday.com/2011/02/22/darpas-hummingbird-spybot/ | DARPA’s Hummingbird Spybot | Mike Szczys | [
"Robots Hacks",
"Security Hacks"
] | [
"aerovironment",
"camera",
"darpa",
"hummingbird"
] | Nope, this isn’t some extravagant fishing lure, it’s the
US Government’s newest way to spy
on its
people
enemies. The hummingbird bot has no problems flying like an actual hummingbird while recording video. It was
developed by a company called Aerovironment
as part of a Defense Advanced Research Projects Agency (DARPA)... | 21 | 21 | [
{
"comment_id": "339678",
"author": "Smith, John",
"timestamp": "2011-02-22T22:17:51",
"content": "“Of course details are scare”What frightened them?",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "339690",
"author": "Greg",
"timestamp": "2011-02-22T22:... | 1,760,377,268.109973 | ||
https://hackaday.com/2011/02/22/global-calcnet-your-ti-83-just-acquired-internet/ | Global CALCnet: Your TI-83 Just Acquired Internet | Mike Szczys | [
"handhelds hacks"
] | [
"calcnet",
"graphing calculator",
"internet",
"ti",
"ti-83",
"ti-84",
"ti-nspire"
] | Global CALCnet lets you connect your TI graphic calculator to the Internet and use your favorite services like instant messaging and Internet relay chat. It also provides the option of worldwide multiplayer functionality for games ported to the device such as Scorched Earth and Tetris. We looked in on [Christopher Mitc... | 16 | 16 | [
{
"comment_id": "339624",
"author": "andrew",
"timestamp": "2011-02-22T20:22:13",
"content": "I was about to say that they need to make Doom 4 but, it looks like Carmack is already on it (wikipedia doom 4).",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "339630... | 1,760,377,268.353246 | ||
https://hackaday.com/2011/02/22/kiwidrive-housebot/ | KiwiDrive HouseBot | Mike Szczys | [
"Hackerspaces",
"Robots Hacks"
] | [
"arduino",
"camera",
"servo",
"stepper",
"uno"
] | Forskningsavdelningen, a Swedish hackerspace, had a hackathon last weekend and
the KiwiDrive HouseBot
is one of the items that resulted from the group effort. They set a goal to use standard, easy to obtain parts, so that the robotic platform would be accessible for reproduction by individuals or at other hackerspaces.... | 12 | 12 | [
{
"comment_id": "339639",
"author": "Garreth",
"timestamp": "2011-02-22T20:48:23",
"content": "I wonder if he came up with the idea after slipping off of the toilet while trying to hang a clock.",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "339640",
"auth... | 1,760,377,268.281087 | ||
https://hackaday.com/2011/02/22/kinect-to-get-windows-drivers-months-after-open-source-drivers-were-developed/ | Kinect To Get Windows Drivers Months After Open Source Drivers Were Developed | Mike Szczys | [
"Xbox Hacks"
] | [
"adafruit",
"driver",
"johnny chung lee",
"Kinect",
"windows"
] | Microsoft is planning to release Windows drivers for the Kinect
this spring, months after open source drivers were
developed by a motivated hacking community
. [Johnny Chung Lee], who worked with the Microsoft team when the hardware was developed, mentions that he had pushed for the giant to develop and release at leas... | 20 | 20 | [
{
"comment_id": "339563",
"author": "Jordan",
"timestamp": "2011-02-22T18:18:22",
"content": "I just might go out an buy a Kinect….",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "339564",
"author": "alan",
"timestamp": "2011-02-22T18:18:25",
"conte... | 1,760,377,268.743455 | ||
https://hackaday.com/2011/02/22/light-sensitive-midi-glove/ | Light Sensitive MIDI Glove | Mike Szczys | [
"digital audio hacks"
] | [
"arduino",
"glove",
"ldr",
"midi",
"photoresistor",
"voltage divider"
] | The latest offering in glove-based noisemakers forsakes commonly used flex sensors in favor or photoresistors. [Bruno Ratnieks] is responsible for
this musical glove
and his methods will be very easy to recreate. He used an Arduino to interface with it while providing a USB connection to your audio software. The sensor... | 3 | 3 | [
{
"comment_id": "339562",
"author": "Jordan",
"timestamp": "2011-02-22T18:10:59",
"content": "“in favor *OF* photoresistors”“simply didn’t *USE* enough duct tape”I really like the setup though, that’s awesome.",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "339... | 1,760,377,268.397083 | ||
https://hackaday.com/2011/02/22/555-cartoons/ | 555 Cartoons | Kevin Dady | [
"Video Hacks"
] | [
"555",
"animation"
] | Drehkino is a
Turntable Cinema
that plays short (50 frames) looping animations from specially printed, disks, and is housed in a wooden frame similar to a record player. The paper disks are the frames of animation and an optical rotary encoder pattern, that pattern is picked up by a infrared pair scavenged from an old ... | 10 | 10 | [
{
"comment_id": "339499",
"author": "Frits Rincker",
"timestamp": "2011-02-22T16:07:43",
"content": "Perhaps add a little magnifier and mirror to see the small image, or let it reflect through a lens?",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "339525",
... | 1,760,377,268.459044 | ||
https://hackaday.com/2011/02/22/thermostat-controlled-plug-box/ | Thermostat Controlled Plug Box | Kevin Dady | [
"home hacks"
] | [
"plug",
"thermostat"
] | [Eric] has a problem with his new house, there was no heat in the attic space that had been converted into a loft. Facing no way to tap into the ductwork and wanting to use the space as a bedroom he did what most of us would, and just got a little space heater. Anyone who has lived with a space heater knows you have to... | 19 | 19 | [
{
"comment_id": "339477",
"author": "Jesse",
"timestamp": "2011-02-22T15:33:56",
"content": "I believe you mean “err on the side of caution”, not “error on the side of caution” ;)",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "339489",
"author": "Rocks25",... | 1,760,377,268.918717 | ||
https://hackaday.com/2011/02/22/speeding-up-a-thinkpad-x41-via-a-sata-ssd-conversion/ | Speeding Up A ThinkPad X41 Via A SATA SSD Conversion | Mike Szczys | [
"Tablet Hacks"
] | [
"bridge",
"hdd",
"pata",
"sata",
"ssd",
"thinkpad",
"x41"
] | [Marek Walther] uses a ThinkPad x41 tablet for business on a daily basis. Since he’s on the go with the device he figures that hardware failure is eventually going to strike and with that in mind he purchased a second unit – slightly broken – to fix as a backup. He had never been excited about the speed of the tablet s... | 32 | 28 | [
{
"comment_id": "339419",
"author": "Farkanoid",
"timestamp": "2011-02-22T14:36:00",
"content": "Now THAT is a hack!",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "339420",
"author": "fartface",
"timestamp": "2011-02-22T14:38:08",
"content": "Simpl... | 1,760,377,268.809628 | ||
https://hackaday.com/2011/02/22/eyelid-shutter-glasses-fake-but-still-a-hack/ | Eyelid Shutter Glasses: Fake But Still A Hack | Mike Szczys | [
"Video Hacks"
] | [
"3d",
"fake",
"glasses",
"real or fake",
"shutter",
"troll"
] | If you’ve been keeping up with our featured stories this year you’ll remember the post about
using your own eyelids as 3D shutter glasses
. Throngs of commenters called this one as fake and they were right. But we still enjoyed the experience… it’s more fun to be trolled when the trolls are skilled and idea is original... | 26 | 25 | [
{
"comment_id": "339390",
"author": "Phil",
"timestamp": "2011-02-22T13:09:59",
"content": "I was so sure that it is a fake video. Your muscls will never be able to move so fast.(Relax and brace).",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "339391",
"au... | 1,760,377,268.607497 | ||
https://hackaday.com/2011/02/21/diy-pick-and-place-seems-easy-to-build/ | DIY Pick And Place Seems Easy To Build | Mike Szczys | [
"cnc hacks"
] | [
"needle",
"pick and place",
"servo",
"stepper"
] | We’re not saying it’s a simple project, but the build methods that [Alan Sawula] used for
this DIY pick and place
are probably the easiest we’ve seen yet. As this is just a CNC machine, the methods he used would also work quite well for mills or other machines. Instead of using precision rods for the X and Y axes, he u... | 44 | 42 | [
{
"comment_id": "339005",
"author": "svofski",
"timestamp": "2011-02-22T00:10:23",
"content": "I really like how he used simple aluminium angles and skate bearings. Very smart! Good luck with your project.",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "339012"... | 1,760,377,268.687969 | ||
https://hackaday.com/2011/02/21/over-engineered-clock-finds-purpose-as-rss-reader/ | Over-engineered Clock Finds Purpose As RSS Reader | Mike Szczys | [
"clock hacks"
] | [
"18f4550",
"c++",
"clock",
"pic",
"rss",
"usb"
] | [Bob Alexander] admits that he over-engineered his clock, giving it eight control buttons, eight twelve-segment alpha-numeric display digits, a GPS module as a time source, and a beefy microcontroller to boot. But he’s found a way to get more for his money out of the device by
adding RSS and weather features to it
.
Si... | 14 | 14 | [
{
"comment_id": "338993",
"author": "BadWolf",
"timestamp": "2011-02-21T23:33:23",
"content": "If he didn’t plan those uses at first,it’s a fail.Overdoing (and obviously overpricing) isn’t good while designing something.",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"commen... | 1,760,377,268.861753 | ||
https://hackaday.com/2011/02/21/amazing-backyard-rocket-ship-tree-house/ | Amazing Backyard Rocket Ship Tree House | Mike Nathan | [
"home hacks",
"Microcontrollers",
"Toy Hacks"
] | [
"atmega",
"rocket",
"tree house"
] | If you thought you had a cool tree house as a kid, think again. Tasked with landscaping his back yard and building a tree house for his son, [Jon] decided to go all out and
build him a rocket ship instead
.
Rising 15 feet into the Seattle skyline, the tree house known as the Ravenna Ultra-Low-Altitude Vehicle (RULAV), ... | 26 | 25 | [
{
"comment_id": "338959",
"author": "alan",
"timestamp": "2011-02-21T22:13:15",
"content": "he should integrate a monitor in there, would be fun to have a flight simulator that showed visual feed back on a monitor instead of a matrix of 7-segs.but otherwise, most badass thing. ever.",
"parent_id... | 1,760,377,269.239579 | ||
https://hackaday.com/2011/02/21/interfacing-an-arduino-with-a-tft-lcd/ | Interfacing An Arduino With A TFT LCD | Mike Nathan | [
"Arduino Hacks",
"Microcontrollers"
] | [
"arduino",
"lcd",
"serial",
"tft"
] | Seven-segment displays and monochrome LCDs are fine for most projects, but some things simply look better in color. [John] over at the Little Bird Electronics blog recently wrote up a tutorial
demonstrating the use of a TFT LCD panel with an Arduino
. The specific panel he chose was a 4D Systems 1.44” TFT LCD that happ... | 8 | 8 | [
{
"comment_id": "338936",
"author": "mengineer",
"timestamp": "2011-02-21T21:24:10",
"content": "I’ve been using 4D’s 2.4″ touch sceen uOLED, with the picasso sgc chip, for over a year now. It’s a great, easy to implement, powerfull display, as most od 4D’s displays are. They have every function you... | 1,760,377,268.965795 | ||
https://hackaday.com/2011/02/21/farmbot/ | Farmbot | Kevin Dady | [
"Robots Hacks"
] | [
"farm",
"farming"
] | Prospero is the working prototype of an
Autonomous Micro Planter
, which is intended to be unleashed as a swarm. Using a Parallax propeller mounted on a
Lynxmotion AH3-R
hexapod body, though we have a ton of different
ideas on hexapods
if you find the price of the body to be out of budget.
Inputs to the machine are pre... | 24 | 24 | [
{
"comment_id": "338904",
"author": "bunedoggle",
"timestamp": "2011-02-21T20:10:21",
"content": "Cool idea. I would think that there would be a huge seed hopper somewhere though. I suppose it can just return and get more seeds as it runs out. Or maybe you could have a “mother ship” robot with a ... | 1,760,377,269.110087 | ||
https://hackaday.com/2011/02/21/ultrasmall-arduino/ | Ultrasmall Arduino | Kevin Dady | [
"Arduino Hacks"
] | [
"arduino",
"tiny"
] | [Fabio Varesano’s] new Arduino compatible board packs a full power punch in a ultra compact layout, measuring at 20.7×15.2 mm, the
Femtoduino
is probably the smallest 328 based Arduino compatible board around. Most of the staples are present, an QFN atmega328, an
MIC5205
low dropout regulator good for a couple hundred ... | 31 | 28 | [
{
"comment_id": "338887",
"author": "Jac Goudsmit",
"timestamp": "2011-02-21T19:36:23",
"content": "I just caught myself drooling :-)",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "338890",
"author": "CutThroughStuffGuy",
"timestamp": "2011-02-21T19:46... | 1,760,377,269.177379 | ||
https://hackaday.com/2011/02/21/nes-game-pad-wireless-light-commander/ | NES Game Pad Wireless Light Commander | Mike Nathan | [
"home hacks",
"Nintendo Hacks"
] | [
"gamepad",
"lighting",
"nintendo",
"wireless"
] | Annoyed that the new lights he bought for his apartment lacked power switches, Instructables user [p.arry.drew] decided to install a pair of wireless light switches. Not content to use the remotes separately, he decided to see if he could cram them both into an old NES controller, making for a nice
all-in-one wireless ... | 7 | 7 | [
{
"comment_id": "338838",
"author": "strider_mt2k",
"timestamp": "2011-02-21T18:20:58",
"content": "That is oh-so-nice and oh-so-hip!Well done!",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "338845",
"author": "alan",
"timestamp": "2011-02-21T18:38:45"... | 1,760,377,269.284839 | ||
https://hackaday.com/2011/02/21/diy-emergency-lighting-system/ | DIY Emergency Lighting System | Mike Nathan | [
"home hacks"
] | [
"diy",
"lighting",
"ups"
] | When the power goes out at home, what do you do? Most of us probably scramble around the house looking for a flashlight. [Gigawatts] wanted a better solution, so he
built an emergency lighting system
based off a standard household UPS. A while back he had
constructed a relay-switched outlet box
to help periodically res... | 28 | 26 | [
{
"comment_id": "338785",
"author": "Michael Bradley",
"timestamp": "2011-02-21T17:15:13",
"content": "I like it, I wonder how difficult it would be to stuff everything into the UPS, and have a battery backed outlet that comes on when power fails.",
"parent_id": null,
"depth": 1,
"replie... | 1,760,377,269.683646 | ||
https://hackaday.com/2011/02/21/hackaday-links-february-21-2011/ | Hackaday Links: February 21, 2011 | Mike Szczys | [
"Hackaday links"
] | [
"bicycle",
"paper",
"projector",
"rake"
] | PCB Stand
Part PCB, part old IC, and held together with hot glue. It doesn’t take much to
make this electronics stand
, but it’ll certainly add to the geek level of your desk.
Decorate with light
This busy living room is actually decorated all in white. The patterns that give it life are
on lend from a projector
and wh... | 15 | 15 | [
{
"comment_id": "338778",
"author": "Sigg3",
"timestamp": "2011-02-21T16:58:56",
"content": "If you liked Spatula’s Zen Rake, he has some other cool projects on that site, such asleather touchpadand your very ownHAL 9000case mod.",
"parent_id": null,
"depth": 1,
"replies": []
},
{
... | 1,760,377,269.404882 | ||
https://hackaday.com/2011/02/21/blinky-headgear/ | Blinky Headgear | Mike Szczys | [
"LED Hacks"
] | [
"batchpcb",
"f2013",
"msp430",
"visor"
] | [Everett Tom]
added some blinking LEDs to his visor
while honing his PCB design skills at the same time. He started with the
TI eZ430-F2013
for prototyping the blinking circuit along with its mode toggle buttons. Once this was worked out he used BatchPCB (a
low-cost professional board fab
option) to manufacture a board... | 4 | 4 | [
{
"comment_id": "338768",
"author": "sqnewton",
"timestamp": "2011-02-21T16:22:20",
"content": "What’s that???",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "338837",
"author": "rasz",
"timestamp": "2011-02-21T18:14:51",
"content": "its a Pastiche ... | 1,760,377,269.348501 | ||
https://hackaday.com/2011/02/21/arduino-levitation/ | Arduino Levitation | Mike Szczys | [
"Arduino Hacks"
] | [
"hall effect",
"levitation",
"magnetic"
] | Here’s the proof that Arduino is a tool for serious prototyping and not just a toy. [Norbert Požár] built
a magnetic levitation device
that combines an Arduino with an electromagnetic driver circuit and a magnetic field sensing circuit. Unlike other
other levitation setups
that use optical sensing, this implementation ... | 11 | 10 | [
{
"comment_id": "338701",
"author": "Phil",
"timestamp": "2011-02-21T14:29:21",
"content": "The Youtube-Link is to big.",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "338711",
"author": "Zagro",
"timestamp": "2011-02-21T14:47:28",
"content": "ok i ... | 1,760,377,269.51884 | ||
https://hackaday.com/2011/02/21/motion-activated-monitor-wakeup/ | Motion Activated Monitor Wakeup | Mike Szczys | [
"computer hacks"
] | [
"2n3904",
"FireFighter",
"monitor",
"motion sensor",
"pir",
"sleep"
] | This hardware is used to keep a computer monitor awake when there is motion in the room. The monitor displays important information for firefighter in the vehicle bay, but only needs to be on when they are getting ready to go out on a call. The solution is a simple one,
a PIR sensor combines with a mouse for motion sen... | 15 | 15 | [
{
"comment_id": "338676",
"author": "elektrophreak",
"timestamp": "2011-02-21T13:13:17",
"content": "really cool hack!",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "338680",
"author": "spiritplumber",
"timestamp": "2011-02-21T13:27:10",
"content":... | 1,760,377,269.466252 | ||
https://hackaday.com/2011/02/20/blasting-off-with-gps/ | Blasting Off With GPS | Mike Nathan | [
"gps hacks",
"Microcontrollers"
] | [
"gps",
"PICAXE",
"rockets"
] | Launching model rockets is a good time, but more often than not, it’s hard to tell how high the rocket went or how fast it moved – both essential facts when bragging about your latest flight. [Chris] recently built a
GPS-based altimeter
for the USC Rocket Propulsion Lab, so that they could track the performance of thei... | 23 | 23 | [
{
"comment_id": "338293",
"author": "mrbrt",
"timestamp": "2011-02-20T23:23:10",
"content": "That’s interesting. At first glance I thought the sattelite lock would have been lost due to the speed reached, as some modules are programmed to stop providing accurate data past certain altitudes/speeds so... | 1,760,377,269.741427 | ||
https://hackaday.com/2011/02/20/three-digit-binary-clock/ | Three Digit Binary Clock | Mike Szczys | [
"clock hacks"
] | [
"16f628a",
"binary clock",
"dorkbotpdx",
"pcb",
"pic"
] | Here’s
a three digit binary clock
that [Viktor] designed. It uses a multiplexed display to drive one digit at a time with a PIC 16F628A. The video after the break shows it ticking away, display hours, minutes, and seconds in blue LEDs. You may be wondering why those LEDs are not flush to the board? [Viktor] took the pr... | 8 | 8 | [
{
"comment_id": "338261",
"author": "Spork",
"timestamp": "2011-02-20T21:58:43",
"content": "A cool upgrade would be double sided with SMD LED’s/buttons.Then it could be mounted in a very small case.I enjoy the detailed writeup though, good work!",
"parent_id": null,
"depth": 1,
"replies... | 1,760,377,269.787957 | ||
https://hackaday.com/2011/02/25/a-vfd-clock-that-tells-the-time-then-tells-you-to-off/ | A VFD Clock That Tells The Time, Then Tells You To **** Off | Mike Nathan | [
"clock hacks"
] | [
"AVR",
"clock",
"vfd"
] | Clocks are relatively simple devices – they tell time, and most often sport a handful of other utilitarian features like alarms and radios. Rarely though, do you see a clock that will wake you up in the morning and also curse at you shortly thereafter. [Matt Evans] clearly thought that clocks need to pack a little more... | 12 | 12 | [
{
"comment_id": "341867",
"author": "iChop",
"timestamp": "2011-02-25T19:08:47",
"content": "I LOVE these kinds of tube clocks!! Does anyone know of any kind of kits I could purchase to make one???????If not, I hope Matt Evans will post where he got the parts and how to build this one!!",
"pare... | 1,760,377,269.897817 | ||
https://hackaday.com/2011/02/25/propane-tank-ard/ | Propane Tank-ard | Kevin Dady | [
"home hacks"
] | [
"canteen",
"propane"
] | [hpstoutharrow’s] new instructable is a neat idea on how to re-use those single use small propane bottles by turning it into an
insulated canteen
. Once the bottles are emptied through normal use, the safety valve is popped loose and allowed to vent. There are also comments on the article that suggest that the bottle b... | 22 | 22 | [
{
"comment_id": "341794",
"author": "Sobachatina",
"timestamp": "2011-02-25T18:08:16",
"content": "That is an awesome idea! Just for the funny looks you’d get drinking out of it.",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "341801",
"author": "Ben",
... | 1,760,377,270.09559 | ||
https://hackaday.com/2011/02/25/a-look-at-sonys-ongoing-war-against-hackers/ | A Look At Sony’s Ongoing War Against Hackers | Mike Nathan | [
"News"
] | [
"hackers",
"phillip torrone",
"sony"
] | [Phillip Torrone] recently wrote an article over at Make regarding Sony and their “
War on Makers, Hackers, and Innovators
“. In the article, he traces Sony’s history as a well-liked hardware company that once produced innovative products, to its current state as an enemy to all who would dare wield a screwdriver and s... | 60 | 50 | [
{
"comment_id": "341730",
"author": "Jordan",
"timestamp": "2011-02-25T17:05:05",
"content": "do those glasses… have screens in them?",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "341743",
"author": "Juan Cubillo",
"timestamp": "2011-02-25T17:20:13",
... | 1,760,377,270.333611 | ||
https://hackaday.com/2011/02/25/racking-up-miles-on-bicycle-odometer/ | Racking Up Miles On A Bicycle Odometer | Noah Dunker | [
"hardware",
"Microcontrollers",
"Transportation Hacks"
] | [
"atmega1248",
"Atmel",
"bicycle",
"odometer"
] | [jonh] religiously tracks the miles he rides on his bicycle. When his odometer’s battery started getting low, he wanted a way to run the miles up to where they were before, since replacing the battery resets everything to zero. [jonh] used an Atmel microcontroller to
run up the miles on his bike computer
so he could pi... | 27 | 27 | [
{
"comment_id": "341680",
"author": "biozz",
"timestamp": "2011-02-25T16:04:52",
"content": "someone invents a way to help us be healthy than someone else invents a way to cheat it XD",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "341682",
"author": "MrJac... | 1,760,377,270.032008 | ||
https://hackaday.com/2011/02/25/building-a-555-timer-from-discrete-components/ | Building A 555 Timer From Discrete Components | Noah Dunker | [
"hardware"
] | [
"555",
"analog",
"discrete components",
"electronics"
] | The 555 Design Contest shook a whole bunch of really creative circuits out of the trees, hence the 555-heavy content lately. While not technically part of the contest, [esalazar] wanted to know what made the 555 tick, literally! He started working on the project in a circuit simulator, then ultimately ended up building... | 18 | 18 | [
{
"comment_id": "341668",
"author": "walt",
"timestamp": "2011-02-25T15:49:33",
"content": "1st!cool idea. this could help others understand what happens inside of a 555.",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "341675",
"author": "biozz",
"times... | 1,760,377,270.146436 | ||
https://hackaday.com/2011/02/25/digital-wavetable-oscillator/ | Digital Wavetable Oscillator | Kevin Dady | [
"Musical Hacks"
] | [
"oscillator",
"wavetable"
] | The
tabulaRasa
is a digital wave table oscillator, and features control of frequency, wave table selection, and interpolation. The device is split up into 2 parts. One is a pcb with a healthy amount of resistors, 3 potentiometers,
ST TL074 JFET
op amp, atmega328 and a SD socket.
The second part is software for your com... | 9 | 9 | [
{
"comment_id": "341638",
"author": "bogdan",
"timestamp": "2011-02-25T14:26:40",
"content": "The project seems to be a powerful tool.I think that it would have been better if the waveforms were stored in RAM and the device would connect directly to the computer.Even sound clips could be played back... | 1,760,377,270.245306 | ||
https://hackaday.com/2011/02/25/hear-that-its-a-555-timer-am-radio/ | Hear That? It’s A 555 Timer AM Radio | Mike Nathan | [
"classic hacks",
"contests",
"Radio Hacks"
] | [
"555 timer",
"contest",
"radio"
] | [Eric] recently built an
AM radio based on a 555 timer
, and posted a few pictures to the Hack-a-Day Flickr pool. He used the 555 timer as an AM demodulator and power amplifier in order to drive the speaker. A hand-wound inductor is used to tune the signal which is then superimposed over the ramp signal produced by the... | 16 | 16 | [
{
"comment_id": "341623",
"author": "Dino",
"timestamp": "2011-02-25T13:33:33",
"content": "A nice example of true craftsmanship and innovative tinkering. Nice job!",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "341632",
"author": "kabukicho2001 said,",
... | 1,760,377,270.195431 | ||
https://hackaday.com/2011/02/20/toy-helicopter-charging-fix/ | Toy Helicopter Charging Fix | Mike Szczys | [
"Toy Hacks"
] | [
"battery",
"charger",
"helicopter",
"pencil"
] | [Onefivefour] was surprised that his E-flite Blade MCX radio controlled helicopter came with a charger that used AA batteries to recharge the lithium batteries in the flying unit. Yeah, that’s a bit crazy. He set out to
modify the base unit to work with AC power
. There are four batteries inside this base unit, one of ... | 16 | 16 | [
{
"comment_id": "338220",
"author": "Ronin",
"timestamp": "2011-02-20T20:29:14",
"content": "Talk about timing. I literally just walked in from the other room after using the exact same helicopter as this. I had always thought about doing something similar, but I’m glad i saw this first because I ha... | 1,760,377,270.439066 | ||
https://hackaday.com/2011/02/20/rf-control-from-just-about-any-device/ | RF Control From Just About Any Device | Mike Szczys | [
"Linux Hacks",
"Wireless Hacks"
] | [
"bit bang",
"gpio",
"linux",
"RF",
"spi"
] | [Mirko] is working on a library that will allow you to
add RF control to just about any device
. The only requirement is that the device be capable of running a Linux kernel, and that it have a few GPIO pins available. One example is fairly straight forward,
a Netgear router
. Many, if not most routers run a Linux kern... | 10 | 10 | [
{
"comment_id": "338194",
"author": "woutervddn",
"timestamp": "2011-02-20T19:05:27",
"content": "impressive.. I see a lot of uses for something like that.. Is there something like that for IR?",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "338195",
"autho... | 1,760,377,270.386424 | ||
https://hackaday.com/2011/02/20/solar-powered-junkbot/ | Solar-powered Junkbot | Mike Nathan | [
"Robots Hacks"
] | [
"junkbot",
"recycling",
"solar"
] | Instructables user [martzsam] recently
built a simple robot using miscellaneous junk he found around his house
. The first parts he scrounged up were a pair of 1.5v electric motors and some wire scraps, after which, he went to work on an old garden light. He detailed how to carefully remove the light’s solar panel as w... | 5 | 4 | [
{
"comment_id": "338182",
"author": "woutervddn",
"timestamp": "2011-02-20T18:43:33",
"content": "lets give it some eyes and a brain and this will be a very nice hack..Although I must say he gave me an idea of what to do with those old malfunctioning garden lights the last owner left behind",
"p... | 1,760,377,270.485723 | ||
https://hackaday.com/2011/02/20/thingiverse-receives-first-dmca-takedown/ | Thingiverse Receives First DMCA Takedown | Gerrit Coetzee | [
"News"
] | [
"3d",
"copyright",
"dmca",
"makerbot",
"penrose",
"printing",
"reprap",
"shapeways",
"thingiverse",
"triangle",
"Ulrich"
] | A landmark in home 3d printing was set when [Dr. Ulrich Schwanitz] sent a
DMCA
takedown notice to
Thingiverse.com
on users [
artur83
] and [
chylld’s
] takes on his
Penrose triangle model
. ([chylld’s] take is pictured above) While the takedown itself is highly debatable, we do think it’s cool that home 3d printing has... | 47 | 47 | [
{
"comment_id": "338132",
"author": "HARaaM",
"timestamp": "2011-02-20T17:08:57",
"content": "I want a Star Trek replicator.",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "338136",
"author": "Ed Marshall",
"timestamp": "2011-02-20T17:19:42",
"conte... | 1,760,377,270.570508 | ||
https://hackaday.com/2011/02/20/analog-to-digital-converter-build/ | Analog To Digital Converter Build | Mike Nathan | [
"Microcontrollers"
] | [
"adc",
"atmega"
] | [Daniel Garcia] sent us a
quick tutorial he put together
demonstrating how to use an ATmega168 to perform analog to digital conversions. This timely tutorial would make for a nice complimentary project for those of you who decided to build your own digital to analog converter after reading
our post from a few days ago
... | 13 | 13 | [
{
"comment_id": "338113",
"author": "Dekar",
"timestamp": "2011-02-20T16:24:26",
"content": "Boring! Seriously, how’s that a hack?",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "338115",
"author": "MigSantiago",
"timestamp": "2011-02-20T16:32:32",
... | 1,760,377,270.704032 | ||
https://hackaday.com/2011/02/20/power-adapter-for-digital-cameras-without-an-external-jack/ | Power Adapter For Digital Cameras Without An External Jack | Mike Szczys | [
"digital cameras hacks"
] | [
"ac",
"adapter",
"battery",
"book scanner"
] | [Kusnick] is into using digital camera rigs for book scanning. The problem is that keeping the batteries charged is a pain, but there’s no external AC adapter jack which would allow him to use the mains. His solution was to
build his own adapter to replace the batteries
.
There are some fancy book scanning
setups that ... | 21 | 21 | [
{
"comment_id": "338092",
"author": "Dino",
"timestamp": "2011-02-20T15:02:43",
"content": "Sweet! I built one of these once for a Sony Handicam. It was a block of wood that I carved into the shape of the battery with the terminals glued in place. Nice job.",
"parent_id": null,
"depth": 1,
... | 1,760,377,270.766226 | ||
https://hackaday.com/2011/02/19/free-as-in-free-beer-arm-kit/ | Free (…as In ‘free Beer’) ARM Kit | Jake W | [
"Microcontrollers",
"News"
] | [
"arm",
"cortex",
"dev",
"free",
"kit",
"m0"
] | NXP holds a lot of market share for their ARM based solutions as it is. That’s why we were a little surprised when we found a link on their website announcing that they were giving away
free LPCXpresso
development boards
, based on their
Cortex-M0
line.
Catches? Unfortunately there are a few to get the board shipped an... | 109 | 50 | [
{
"comment_id": "337615",
"author": "j_jwalrus",
"timestamp": "2011-02-19T19:43:16",
"content": "On the advice of Chris Gammell from The Amphour, I think ill pass.",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "337618",
"author": "NatureTM",
"timestamp... | 1,760,377,271.096421 | ||
https://hackaday.com/2011/02/18/valentines-gift-counts-the-days-spent-together/ | Valentine’s Gift Counts The Days Spent Together | Mike Szczys | [
"Arduino Hacks"
] | [
"arduino mini",
"RF",
"valentine"
] | [Vegard Paulsen] dug deep down to the romantic geek at his core and built this
box that counts the days he’s spent together with his Valentine
. As you can see, it uses a four-digit seven segment display installed in the lid of a wooden box. An Arduino mini is responsible for driving the display, but as you might alrea... | 20 | 20 | [
{
"comment_id": "337001",
"author": "nedFlanders",
"timestamp": "2011-02-18T22:16:57",
"content": "27 years countdown to midlife crisis and picking up a hot new 22 year old!",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "337007",
"author": "zeb",
"time... | 1,760,377,270.846796 | ||
https://hackaday.com/2011/02/18/sniff-ethernet-with-a-throwing-star/ | Sniff Ethernet With A Throwing Star | Kevin Dady | [
"Security Hacks"
] | [
"network",
"sniff"
] | [Michael Ossmann] came up with a nifty little device that arranges RJ45 plugs into a plus shape for the intent of sniffing Ethernet packets, and named it the “Throwing Star LAN Tap”. While the original design worked fine it does suffer some limitations such as being limited to 10/100 base networks, and one way only. Th... | 14 | 14 | [
{
"comment_id": "336976",
"author": "luckycharms",
"timestamp": "2011-02-18T21:26:35",
"content": "Born is the age of the Hacker-Ninjas.",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "336982",
"author": "biozz",
"timestamp": "2011-02-18T21:40:25",
... | 1,760,377,270.949811 | ||
https://hackaday.com/2011/02/18/bluetooth-enabled-wii-nunchuck/ | Bluetooth-enabled Wii Nunchuck | Mike Nathan | [
"Nintendo Hacks",
"Nintendo Wii Hacks",
"Wireless Hacks"
] | [
"bluetooth",
"pic",
"wii"
] | The wireless controller for the Nintendo Wii has been used in many a hack due to its simple to use Bluetooth interface. The nunchuck portion of the controller however, has always required a physical tether to the wireless controller, or an aftermarket wireless dongle. [Rousselmanu]
is looking to change that
with his Bl... | 16 | 14 | [
{
"comment_id": "336911",
"author": "Doublet",
"timestamp": "2011-02-18T20:16:11",
"content": "Please, oh please never record your screen with a videocamera. Use Camstudio (http://camstudio.org/– opensource) or whatever. I’m just tired of seeing filmed screens on videos of hacks.",
"parent_id": ... | 1,760,377,270.898274 |
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