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https://hackaday.com/2012/01/26/sprite_tms-three-component-fm-transmitter/
[Sprite_tm]’s Three-component FM Transmitter
Brian Benchoff
[ "ATtiny Hacks", "Radio Hacks" ]
[ "attiny45", "fm transmitter", "radio", "sprite_tm" ]
When the Regency TR-1 transistor radio came out onto the market in the 1950s, it was hailed as a modern marvel of microelectronics. With only four transistors and a handful of other components, the TR-1 was a wonder of modern engineering. [Sprite_tm] may have those old-timers beat, though. He built an FM transmitter wi...
54
35
[ { "comment_id": "567929", "author": "HackJack", "timestamp": "2012-01-26T19:50:35", "content": "NOW THIS IS A HACK!MORE OF THIS AND LESS OF THAT!", "parent_id": null, "depth": 1, "replies": [ { "comment_id": "567978", "author": "N0LKK", "timestamp": "2012-01...
1,760,376,974.668583
https://hackaday.com/2012/01/26/jam-a-remote-helicopter/
Jam A Remote Helicopter
Kevin Dady
[ "Toy Hacks" ]
[ "ir", "S107", "Syma" ]
The Syma S107 IR is a popular little remote controlled helicopter. When a friend of [Michael]’s started flying one around the office he decided to try and jam the signal, creating a no fly zone . Luckily some people on the internet have already decoded the IR signals used by the flying menace. From there, a quick brows...
39
21
[ { "comment_id": "567777", "author": "danman1453", "timestamp": "2012-01-26T14:11:46", "content": "What about a spread signal? A continuously looping signal? I know from the airhog heli’s that simple direct sunlight will mess with them. So, maybe some artificial sunlight in the office? Maybe it will ...
1,760,376,974.434491
https://hackaday.com/2012/01/25/custom-microcontroller-using-only-a-dremel/
Custom Microcontroller Using Only A Dremel
Mike Szczys
[ "Microcontrollers" ]
[ "msp430g2211", "ti" ]
Check out this 6-pin MSP430 microcontroller. What’s that you say? TI doesn’t make a 6-pin MSP430? True, Texas Instruments doesn’t make one, so [Greg] grabbed his Demel and a cutoff wheel, and chopped up a larger uC to arrive at this package . It may sound a bit crazy at first, but when you think about it there’s nothin...
35
19
[ { "comment_id": "567199", "author": "cs42", "timestamp": "2012-01-25T16:07:16", "content": "How about just using a modern package?", "parent_id": null, "depth": 1, "replies": [ { "comment_id": "567447", "author": "Dax", "timestamp": "2012-01-25T23:47:45", ...
1,760,376,974.226224
https://hackaday.com/2012/01/25/bending-a-printer-control-board-to-output-pov-messages/
Bending A Printer Control Board To Output POV Messages
Mike Szczys
[ "classic hacks" ]
[ "7400", "74hc373", "74hc374", "persistence of vision", "POV" ]
Confronted with the issue of finding a use for his mounting pile of junk electronics, [Rue] set out to build a persistence of vision device using a hardware state machine . We have a suspicion that his original link may go down if there’s too much traffic so here’s a cached link just in case . Any board that is MSC-51 ...
12
7
[ { "comment_id": "567196", "author": "Steve-O-Rama", "timestamp": "2012-01-25T15:58:34", "content": "Excellent timing, no pun intended! I just happened to find an entire phone system from the mid-80s, and the main box has a TON of ICs like these (7400 logic). How do you guys at HaD do that?!? :)", ...
1,760,376,974.043414
https://hackaday.com/2012/01/25/stop-light-converted-to-control-office-foot-traffic/
Stop Light Converted To Control Office Foot Traffic
Mike Nathan
[ "Arduino Hacks", "Misc Hacks" ]
[ "arduino", "pir", "traffic light" ]
When [Paul Rea] started work with his current employer, he was intrigued by a traffic light that sat unused near the entrance of the “Engineering Loft” where he was stationed. He promised himself that he would get it working one day, but several years passed before he had the chance to take a closer look at it. He took...
4
4
[ { "comment_id": "567198", "author": "M4CGYV3R", "timestamp": "2012-01-25T16:03:29", "content": "If I had an ‘Engineering Loft’, I would totally install a slide to get back down from it.", "parent_id": null, "depth": 1, "replies": [] }, { "comment_id": "567325", "author": "von...
1,760,376,974.771174
https://hackaday.com/2012/01/24/hide-your-repeater-and-gain-a-radio/
Hide Your Repeater And Gain A Radio
Kevin Dady
[ "Nintendo Wii Hacks", "Radio Hacks" ]
[ "Hidden wifi", "radio" ]
[Bradley]’s workplace was recently put into a position where they needed to install a WIFI network to operate some wireless barcode scanners, which was left open for anyone to connect to. Management thought that the people in the shop, who didn’t really need internet, would get less work done if they had access to it. ...
41
28
[ { "comment_id": "566595", "author": "Alan", "timestamp": "2012-01-24T22:08:49", "content": "Anyone who works withBradleythat also works with bar code scanners over wi-fi..FIND THAT RADIO MEOW", "parent_id": null, "depth": 1, "replies": [] }, { "comment_id": "566597", "author"...
1,760,376,974.305685
https://hackaday.com/2012/01/24/the-phone-box/
The Phone Box
Kevin Dady
[ "Cellphone Hacks", "News" ]
[ "celphone", "single switch" ]
[Nerdindustries] had a interesting idea; “what if you could just flip a switch and call someone?”. This happens a lot, especially in companies where your trying to catch a certain someone who is always swamped in phone calls. The Phone Box is a basic Nokia cellphone that has a number stored into its speed dial. To help...
19
9
[ { "comment_id": "566563", "author": "Gdogg", "timestamp": "2012-01-24T21:10:27", "content": "“your going to hear it”ಠ_ಠ", "parent_id": null, "depth": 1, "replies": [ { "comment_id": "566602", "author": "m000z0rz", "timestamp": "2012-01-24T22:19:54", ...
1,760,376,974.361355
https://hackaday.com/2012/01/24/converting-a-mill-to-cnc/
Converting A Mill To CNC
Brian Benchoff
[ "cnc hacks", "Tool Hacks" ]
[ "cnc", "Grizzly", "machine tools", "machining", "mill" ]
https://hackaday.com/wp-…1/mill.jpg?w=470
For most of the past year, [Joel] has been working on converting a manual mill to a CNC mill with the addition of a computer, brackets and stepper motors. He’s put an amazing amount of effort into his project, and the result is awesome and much less expensive than buying and shipping an old Bridgeport mill. The project...
16
14
[ { "comment_id": "566557", "author": "grovenstien", "timestamp": "2012-01-24T21:00:25", "content": "Very tidy build! I am now very jelous as this is far better than my SEIG X1 CNC conversion. If anyone has the desire to convert a mill my advice is buy the biggest you can afford! There arn’t many th...
1,760,376,974.484247
https://hackaday.com/2012/01/24/hackaday-links-january-24-2012/
Hackaday Links: January 24, 2012
Brian Benchoff
[ "Hackaday links" ]
[ "3d printing", "3ds", "cnc", "copyright", "engraving", "PDIP", "sega", "sega genesis", "soldering" ]
Open source engraving [Scott] wanted to do some v-carving with a CNC router, but couldn’t find software to generate GCode that didn’t cost hundreds of dollars. He ended up doing the sensible thing and wrote his own that will generate tool paths from CXF fonts. We’ll be bookmarking this for when our router project is do...
21
10
[ { "comment_id": "566525", "author": "Leigh", "timestamp": "2012-01-24T19:18:33", "content": "These chip pullers cost under $2:http://www.jameco.com/webapp/wcs/stores/servlet/ProductDisplay?langId=-1&storeId=10001&catalogId=10001&pa=16838&productId=16838Maybe Sparkfun and Adafruit et al should stock ...
1,760,376,974.729759
https://hackaday.com/2012/01/24/raspberry-pi-runs-xbmc-reliably-decodes-1080p/
Raspberry Pi Runs XBMC; Reliably Decodes 1080p
Mike Szczys
[ "home entertainment hacks" ]
[ "1080p", "arm", "gnu", "h.", "h.264", "linux", "raspberry pi", "xbmc" ]
This is the Raspberry Pi board, an ARM based GNU-Linux computer. We’ve heard a little bit about it, but it recently garnered our attention when the machine was shown running XBMC at 1080p. That’s a lot of decoding to be done with the small package, and it’s taken care of at the hardware level. Regular readers will know...
62
25
[ { "comment_id": "566501", "author": "Ivan", "timestamp": "2012-01-24T18:23:00", "content": "While this is neat. Aren’t cellphones already decoding 1080p for external monitors, and even down scaling for different screen resolutions?", "parent_id": null, "depth": 1, "replies": [ { ...
1,760,376,974.582875
https://hackaday.com/2012/01/24/remote-entry-via-android-and-launchpad/
Remote Entry Via Android And Launchpad
Kevin Dady
[ "Android Hacks", "home hacks" ]
[ "android", "bluetooth", "launchpad" ]
[MarkoeZ] had an issue with keys breaking off in his door lock, and while normal people might try to simply replace the lock all together, [MarkoeZ] decided to do it the “Hackaday” way by adding a bluetooth lock to his door. His door is already setup where someone can walk up to it, page an internal intercom and have s...
8
5
[ { "comment_id": "566484", "author": "M4CGYV3R", "timestamp": "2012-01-24T17:40:01", "content": "At first I thought you meant this:http://www.novationmusic.com/products/midi_controllers/launchpadI wouldn’t mind seeing someone build a button-combo lock out of one of those either…", "parent_id": nu...
1,760,376,974.81651
https://hackaday.com/2012/01/24/a-more-awesome-way-to-play-jenga/
A More Awesome Way To Play Jenga
Jeremy Cook
[ "Toy Hacks", "Weapons Hacks" ]
[ "gun", "Jenga", "pistol" ]
How many of you have started playing Jenga, and thought, “If only I had a pistol that would punch the blocks out violently for me, that would be much more fun?” Your presumed request has been answered with the [Jenga Pistol 2] ! There is also the [Jenga Pistol 1] , which would be impressive if the second one wasn’t alr...
12
11
[ { "comment_id": "566449", "author": "Mike", "timestamp": "2012-01-24T16:11:50", "content": "I love the nonchalant people just eating and reading the newspaper in the background.", "parent_id": null, "depth": 1, "replies": [] }, { "comment_id": "566451", "author": "oodain", ...
1,760,376,975.225035
https://hackaday.com/2012/01/24/a-simple-self-contained-7-segment-display/
A Simple, Self-contained 7-segment Display
Mike Nathan
[ "Arduino Hacks", "ATtiny Hacks" ]
[ "7 segment", "arduino", "attiny85", "display" ]
It’s no secret that seven-segment displays are an easy and useful way to relay data, so [Kelvyn Panici] decided to put together a minimalst, self-contained display for use around the house. The display itself is a 16-digit model he picked up from DealExtreme for under $10. He wanted to find a microcontroller small enou...
13
8
[ { "comment_id": "566421", "author": "NatureTM", "timestamp": "2012-01-24T14:48:28", "content": "I saw these the other day on DX and thought I’d mention what I bought instead:http://www.dealextreme.com/p/8x-digital-tube-8x-key-8x-double-color-led-module-81873I think it would work nicely for a midi pa...
1,760,376,975.626701
https://hackaday.com/2012/01/23/investigating-the-generative-properties-of-a-stepper-motor/
Investigating The Generative Properties Of A Stepper Motor
Mike Szczys
[ "classic hacks" ]
[ "generator", "stepper motor" ]
You probably know that if you spin a motor (mechanically) it generates electricity on what would normally be the inputs. This can be a problem when you shut off a spinning motor and is the reason that protection diodes are built into motor driver circuits. But [Dino] isn’t interested in driving a motor, he wanted to se...
40
21
[ { "comment_id": "565801", "author": "Lupin", "timestamp": "2012-01-24T01:08:43", "content": "Do you only rectify one phase? As far as i understood the stepper motor has 4 phases and a common ground. Couldn’t you rectify all four phases? Something like described here:http://www.allaboutcircuits.com/v...
1,760,376,975.467916
https://hackaday.com/2012/01/23/espresso-upgrade-gives-you-more-data-with-your-caffeine/
Espresso Upgrade Gives You More Data With Your Caffeine
Mike Szczys
[ "cooking hacks" ]
[ "atmega16", "espresso", "temperature controller", "thermocouple" ]
Whether you take it as a single shot or a double, a great Barista want’s to know the details on what’s happening with the espresso machine. [Tobi] was happily generating the morning cup when he realized that the needle-thermometer on his machine wasn’t working any longer. Instead of shelling out a lot of money for a di...
7
5
[ { "comment_id": "565779", "author": "voodoo", "timestamp": "2012-01-24T00:22:18", "content": "Nice project, but google translate fails here.“The machine has to be able to design a completely wonderful and enough pressure to actually scold also espresso machine.”… What?", "parent_id": null, "...
1,760,376,975.270673
https://hackaday.com/2012/01/23/matrix-backpack-was-a-fun-design-project/
Matrix Backpack Was A Fun Design Project
Mike Szczys
[ "LED Hacks", "Microcontrollers" ]
[ "8x8", "bicolor", "matrix", "msp430", "msp430g2201" ]
[Greg] is really working on a small scale with his LED Matrix backpack PCB . It’s a toy that he designed as an activity. He constrained himself to a board which would exactly match the outline of an 8×8 bicolor LED matrix package. What you see here is the side of the PCB which will be facing the underside of the LED do...
7
5
[ { "comment_id": "565702", "author": "Bill", "timestamp": "2012-01-23T22:31:22", "content": "Nice, I’m working on something similar, though meant to be chained together to make larger displays. Same profile, surface parts and all.http://www.billporter.info/arduquee-an-arduino-powered-marquee-design-...
1,760,376,975.996511
https://hackaday.com/2012/01/21/weekly-roundup-12111/
Weekly Roundup 1/21/12
Jack Buffington
[ "News", "Weekly Roundup" ]
[ "weekly roundup" ]
In case you were asleep at the wheel, here are our top stories of the week. Our most popular post was one that shows you how to make your own ‘personal assistant’ using Wolfram Alpha, text to speech software, and the phone network. It still won’t get your coffee though. You’ll just have to do that yourself. Coming i...
2
2
[ { "comment_id": "564515", "author": "Aaron", "timestamp": "2012-01-22T06:29:45", "content": "its not 2011 anymore LOL…", "parent_id": null, "depth": 1, "replies": [] }, { "comment_id": "567177", "author": "Malikaii", "timestamp": "2012-01-25T14:49:16", "content": "I w...
1,760,376,975.308041
https://hackaday.com/2012/01/21/pvc-magnetometer-to-measure-magnetic-storms/
PVC Magnetometer To Measure Magnetic Storms
Brian Benchoff
[ "Solar Hacks" ]
[ "aurora", "magnetometer", "solar storm" ]
In the hopes of getting a heads up on when the aurora borealis will be visible from his back yard, [Alex] built a magnetometer to measure disruptions in Earth’s magnetic field. The build is extremely simple, too. It’s amazing what you can build with a few components and a trip to the dollar store. The design or [Alex]’...
26
15
[ { "comment_id": "564255", "author": "Whatnot", "timestamp": "2012-01-21T21:22:10", "content": "Won’t this also detect earhtquakes?", "parent_id": null, "depth": 1, "replies": [ { "comment_id": "564959", "author": "Hydrox", "timestamp": "2012-01-23T01:17:28",...
1,760,376,975.689709
https://hackaday.com/2012/01/21/overlaying-video-on-encrypted-hdmi-connections/
Overlaying Video On Encrypted HDMI Connections
Brian Benchoff
[ "Video Hacks" ]
[ "hdcp", "hdmi", "NeTV" ]
https://hackaday.com/wp-…1/hdmi.jpg?w=470
[bunnie] is up to his old tricks again. He successfully implemented a man-in-the-middle attack on HDCP-secured connections to overlay video in any HDMI video stream. There’s a bonus, too: his hack doesn’t use the HDCP master-key . It doesn’t violate the DMCA at all. HDCP is the awful encryption scheme that goes into HD...
25
21
[ { "comment_id": "564166", "author": "Addidis", "timestamp": "2012-01-21T19:00:26", "content": "Just throwing it out there, not only a shopping list, you can buy the thing toohttps://www.adafruit.com/products/609", "parent_id": null, "depth": 1, "replies": [ { "comment_id": ...
1,760,376,975.753669
https://hackaday.com/2012/01/21/flora-a-better-arduino-lilypad/
FLORA: A Better Arduino LilyPad
Brian Benchoff
[ "Arduino Hacks", "News" ]
[ "arduino", "FLORA", "ladyada", "lilypad" ]
[Ladyada] has been working on FLORA , her wearable electronics platform, for a few months now. Even though it has just been announced the specs look much better than the previous queen of the hill, the Arduino LilyPad . Going down the spec sheet for both the FLORA and the LilyPad, we see that FLORA has twice as much fl...
17
6
[ { "comment_id": "564100", "author": "Apexys", "timestamp": "2012-01-21T17:31:14", "content": "Well, the only question thats left is would they survive becoming wet in rain.That would be quite a neat thing!", "parent_id": null, "depth": 1, "replies": [ { "comment_id": "56439...
1,760,376,975.52302
https://hackaday.com/2012/01/21/trashed-hard-drive-why-not-an-engraved-clock/
Trashed Hard Drive? Why Not An Engraved Clock?
Jeremy Cook
[ "clock hacks", "cnc hacks" ]
[ "engraving", "hard drive platter clock", "HDD clock", "Zen Toolworks" ]
So your hard drive quit working.  Don’t despair, with a “little” work your disk can be repurposed into a clock like the one seen above . I made this clock after several iterations of various success, including the first revision , which was simply the platter with a clock kit from a hobby store screwed into the middle....
19
11
[ { "comment_id": "564047", "author": "Sean", "timestamp": "2012-01-21T16:18:54", "content": "For extra fun, take the mirror image of the clock and flip the metal piece inside the solenoid. It will now run counterclockwise and still keep time.", "parent_id": null, "depth": 1, "replies": [ ...
1,760,376,975.576365
https://hackaday.com/2012/01/20/computing-with-the-command-line/
Computing With The Command Line
Brian Benchoff
[ "classic hacks" ]
[ "command line", "linux", "nand", "pipe" ]
Here’s something we thought we would never see: computing with just pipes, /dev/zero, and /dev/null . As a thought experiment, [Linus] imagined a null byte represented an electron. /dev/zero would have an infinite supply of electrons and /dev/null would make a wonderful positive power supply. With a very short program ...
40
19
[ { "comment_id": "563698", "author": "Gragg", "timestamp": "2012-01-20T23:20:03", "content": "So he created a really cumbersome form of vhdl using the OS for the logic. It is unfortunate that he had to resort to writing c code for the mofset. If you are going to concede that, you may as well write a ...
1,760,376,975.832196
https://hackaday.com/2012/01/20/a-talking-reverse-geocache-puzzle-box/
A Talking Reverse Geocache Puzzle Box
Mike Szczys
[ "gps hacks" ]
[ "puzzle", "reverse geocache", "talking" ]
Here’s a talking reverse geocache puzzle box which [Erv Plecter] built as a wedding gift for his friends. The box itself isn’t really the gift, but a surprise delivery system for a collection of cash from the couple’s circle of friends to go toward the honeymoon. We think this is about fifty times more fun that getting...
2
2
[ { "comment_id": "563631", "author": "Wm_Atl", "timestamp": "2012-01-20T21:33:22", "content": "Nice.", "parent_id": null, "depth": 1, "replies": [] }, { "comment_id": "638075", "author": "John", "timestamp": "2012-04-26T01:11:00", "content": "Did you use some sort of s...
1,760,376,975.950582
https://hackaday.com/2012/01/23/reviewing-the-numbers-from-one-month-of-solar-harvesting/
Reviewing The Numbers From One Month Of Solar Harvesting
Mike Szczys
[ "green hacks" ]
[ "battery", "charge", "efficiency", "solar" ]
[Mathieu] just finished analyzing the numbers from a month of solar energy harvesting . You may remember that he was curious to see what kind of energy can be collected from small solar cells used indoors. He built several copies of a test platform which collected data between December 16th and January 16th. First of a...
19
8
[ { "comment_id": "565672", "author": "swordfishBob", "timestamp": "2012-01-23T21:41:53", "content": "” it’s quite a bit more efficient to have a charging circuit store energy in a battery rather than directly powering a fixed load.”I didn’t see that in the article. He did suggest using a big battery ...
1,760,376,975.912783
https://hackaday.com/2012/01/23/whac-a-banker-to-relieve-your-frustration/
Whac-A-Banker To Relieve Your Frustration
Brian Benchoff
[ "classic hacks" ]
[ "arcade", "whac-a-mole" ]
[Tim Hunkin], builder extraordinaire and host of The Secret Life of Machines is a bit frustrated with the current economic climate and decided to take out his frustrations with a game of Whac-A-Banker . [Tim]’s version of the classic Whac-A-Mole game uses tiny air cylinders to actuate five banker figurines up and down....
31
13
[ { "comment_id": "565590", "author": "Bob", "timestamp": "2012-01-23T19:24:41", "content": "What would people’s reaction be to a game of “Whac-An-Abortion-Doctor” or “Whac-A-Jew”? (BTW, I am pro-choice and Jewish.)Remember the fuss last year when the Republicans had a map targeting Democratic Congres...
1,760,376,976.070392
https://hackaday.com/2012/01/23/controlling-an-led-matrix-with-an-android-phone/
Controlling An LED Matrix With An Android Phone
Brian Benchoff
[ "Android Hacks", "Software Development" ]
[ "android", "arduino", "ioio" ]
Even though everyone with a smart phone has a small, powerful computer in their pocket, we haven’t seen many applications of this portable processing power that use the built-in camera. [Michael] decided to change this and built an LED matrix that displays the data coming from the phone’s camera. For the build, [Michae...
13
8
[ { "comment_id": "565546", "author": "nootropic", "timestamp": "2012-01-23T18:05:53", "content": "Small correction: it’s a 32×16 matrix, not two 32×32 matrices.", "parent_id": null, "depth": 1, "replies": [ { "comment_id": "565556", "author": "dashroom", "tim...
1,760,376,976.273609
https://hackaday.com/2012/01/23/maximite-harkens-back-to-the-days-of-basic/
Maximite Harkens Back To The Days Of BASIC
Brian Benchoff
[ "classic hacks" ]
[ "basic", "Maximite", "pic32" ]
Any self-identified geek that spent some time in the 80s will tell you how they used to type out programs into their ‘microcomputer’ with BASIC. It was a simpler time when a computer’s raison d’etre was simply being a BASIC interpreter. These days are long past us now; you can’t simply turn on a computer and have it lo...
49
22
[ { "comment_id": "565448", "author": "Bob", "timestamp": "2012-01-23T16:09:43", "content": "It seems to me as if making something like this is more fun than actually using it once it’s made.Though I must admit, some of the projects I’ve done are the same (e.g. I had fun making my MAME cabinet, but I ...
1,760,376,976.668325
https://hackaday.com/2012/01/23/3d-printed-helicopter-blades/
3D Printed Helicopter Blades
Brian Benchoff
[ "cnc hacks", "Toy Hacks" ]
[ "3d printer", "helicopter", "modeling", "reprap", "utilimaker" ]
If you’re like us, you’ve been infatuated with the small RC helicopter you picked up on Amazon up until the point where it careened off a wall and broke its blades. Now that you’re wondering about what to do with that small pile of plastic, metal, and electronics, why not print some helicopter blades on your 3D printer...
40
17
[ { "comment_id": "565339", "author": "Bill rowe", "timestamp": "2012-01-23T14:11:52", "content": "I haven’t broken the blades but i broke the hub and landing gear. Hopefully the printed replacements aren’t as brittle!", "parent_id": null, "depth": 1, "replies": [ { "comment_...
1,760,376,976.350655
https://hackaday.com/2012/01/22/shove-a-hub-into-that-keyboard/
Shove A Hub Into That Keyboard
Kevin Dady
[ "Peripherals Hacks" ]
[ "keyboard", "usb" ]
As masters of technology, our desks are often cluttered with odds and ends. We have cables spewing out of every nook, and our computer ports full. The last thing we really want is more stuff getting in the way or buried under piles of technical documentation when adding something like a USB hub. That is where [Michael]...
30
22
[ { "comment_id": "564722", "author": "Rob", "timestamp": "2012-01-22T17:12:27", "content": "That’s clever, I think I know what my next project is!", "parent_id": null, "depth": 1, "replies": [] }, { "comment_id": "564723", "author": "FrankTheCat", "timestamp": "2012-01-22T...
1,760,376,976.415267
https://hackaday.com/2012/01/22/make-a-simple-o-scope-with-a-ftdi-board-and-a-couple-of-adcs/
Make A Simple O-scope With A FTDI Board And A Couple Of ADC’s
Kevin Dady
[ "hardware", "how-to", "Tool Hacks" ]
[ "FT232", "oscilloscope" ]
[RandomTask] has posted a nice tutorial on how to use a FTDI serial to usb converter, and a couple analog to digital converters to make a simple software oscilloscope . Using a “Universal Serial to USB converter” and one of many FTDI break out boards, he first reprograms the chip using FTDI’s programming software to pu...
25
17
[ { "comment_id": "564692", "author": "steve", "timestamp": "2012-01-22T15:20:14", "content": "Sorry, but this is a data logger at best. The sample rate and update rate is far to slow for any serious use. Not to speak of missing voltage ranges.", "parent_id": null, "depth": 1, "replies": [...
1,760,376,976.584496
https://hackaday.com/2012/01/19/complete-guide-to-compiling-openwrt/
Complete Guide To Compiling OpenWRT
Mike Szczys
[ "Linux Hacks" ]
[ "compile", "linux", "open source", "openwrt", "router" ]
Regular reader [MS3FGX] recently wrote a guide to compiling OpenWRT from source . You may be wondering why directions for compiling an open source program warrant this kind of attention. The size and scope of the package make it difficult to traverse the options available to you at each point in the process, but [MS3FG...
9
6
[ { "comment_id": "562964", "author": "unrealex", "timestamp": "2012-01-19T22:06:42", "content": "Thanks MS3FGX. You ROCK!!", "parent_id": null, "depth": 1, "replies": [] }, { "comment_id": "563086", "author": "MoFoQ", "timestamp": "2012-01-20T02:26:47", "content": "it’...
1,760,376,976.771121
https://hackaday.com/2012/01/19/nes-controller-cannibalized-for-mp3-player-enclosure/
NES Controller Cannibalized For MP3 Player Enclosure
Mike Szczys
[ "digital audio hacks" ]
[ "mp3", "mp3 player", "nes controller" ]
We know some folks are very upset by the scrapping on vintage hardware, so let’s all observe a moment of silence for this NES controller. Now that that’s behind us we can live vicariously through [Burger King Diamond’s] project. He polished up the NES controller and repurposed it as an enclosure for a portable MP3 play...
20
16
[ { "comment_id": "562925", "author": "tehnoo", "timestamp": "2012-01-19T21:11:04", "content": "Very cool. I still a few brand new NES controllers in their box laying around for whatever reason.I had aspirations of gutting one, putting a 1st gen iPod nano guts in, putting the screen right in the middl...
1,760,376,976.724699
https://hackaday.com/2012/01/19/fix-broken-buttons-on-your-asus-computer-monitors/
Fix Broken Buttons On Your ASUS Computer Monitors
Mike Szczys
[ "Repair Hacks" ]
[ "Asus", "button", "monitor", "stuck", "switch", "vw202" ]
One of the perks of writing for Hackaday is that we often find hacks that we’ve been meaning to do ourselves. Here’s one that will let us fix our borked ASUS computer monitor buttons. [Silviu] has the same monitor we do, an ASUS VW202, and had the same problem of stuck buttons. We already cracked ours open and realized...
24
18
[ { "comment_id": "562901", "author": "XOIIO", "timestamp": "2012-01-19T20:25:51", "content": "I’m not sure why you wouldn’t just de-solder and re-solder a new switch onto it, seems simpler and it would probably go faster. These switches are in virtually every keyboard made after 200o (I think that’s...
1,760,376,976.829911
https://hackaday.com/2012/01/19/adding-digital-game-indicators-to-a-neo-geo-arcade-cabinet/
Adding Digital Game Indicators To A Neo Geo Arcade Cabinet
Mike Nathan
[ "classic hacks", "Toy Hacks" ]
[ "cabinet", "digital display", "games", "neo geo" ]
[George] is a Neo Geo aficionado, and among his collection of paraphernalia, he has a MVS-Mini game console. His mini “Multi Video System” is a 2-slot model, meaning that it can hold two game cartridges at a time, which are indicated by plastic cards inserted in the cabinet’s face plate. Instead of swapping those cards...
14
11
[ { "comment_id": "562791", "author": "DanAdamKOF", "timestamp": "2012-01-19T18:13:48", "content": "Yaay, Neo-Geo related hacks are always appreciated :)", "parent_id": null, "depth": 1, "replies": [] }, { "comment_id": "562799", "author": "Jebson", "timestamp": "2012-01-19...
1,760,376,976.882478
https://hackaday.com/2012/01/19/controlling-a-cute-ikea-night-light-with-android-on-the-cheap/
Controlling A Cute Ikea Night Light With Android On The Cheap
Brian Benchoff
[ "Android Hacks", "LED Hacks" ]
[ "android", "bluetooth", "ikea", "RGB LED" ]
When [trandi]’s wife saw a cute night light at Ikea, she had to have it. She actually bought several of these for when her husband would inevitably crack one open and start tinkering with the microcontroller inside. The inevitable hack is pretty cool, and also gives us some ideas for interfacing with Android on the che...
12
10
[ { "comment_id": "562755", "author": "steve", "timestamp": "2012-01-19T17:06:21", "content": "Waste that power! Burn the damn oil! Leave nothing behind!", "parent_id": null, "depth": 1, "replies": [] }, { "comment_id": "562779", "author": "Andy", "timestamp": "2012-01-19T1...
1,760,376,977.292307
https://hackaday.com/2012/01/19/reverse-geocache-box-looks-great-and-packed-with-features/
Reverse Geocache Box Looks Great And Packed With Features
Mike Szczys
[ "gps hacks" ]
[ "18f87j50", "oled", "pic", "reverse geocache", "servo" ]
[Ranger Bob] crafted this great looking Reverse Geocache box . Our favorite feature is the black piece of acrylic on top. It’s laser cut (not sure if the letters are engraved or not) and gives a great finished look while hiding a couple of things at the same time. The orange box is a metal cash box, and there’s a smoot...
8
7
[ { "comment_id": "562713", "author": "Rangerbob", "timestamp": "2012-01-19T16:07:41", "content": "Hi there! To confirm – Yes, the lettering was raster laser engraved at the same time as the cutting. Thanks for showing my hard work!", "parent_id": null, "depth": 1, "replies": [ { ...
1,760,376,976.929015
https://hackaday.com/2012/01/19/doom-for-your-calculator-gets-a-color-upgrade/
Doom For Your Calculator Gets A Color Upgrade
Mike Szczys
[ "Software Hacks" ]
[ "color", "doom", "ndless", "nspire", "ti" ]
You’re not still playing nDoom in black and white, are you? What decade do live in? Thankfully, the Doom port for TI-nspire calculators has been upgraded to support color . That is if you’ve got the hardware to run it. The video after the break (and the image above) shows a TI-nspire CX running the popular first-person...
16
12
[ { "comment_id": "562688", "author": "HackJack", "timestamp": "2012-01-19T15:23:11", "content": "Runs just as smoothly as it did on my old 486 DX 2", "parent_id": null, "depth": 1, "replies": [ { "comment_id": "562721", "author": "steve eh", "timestamp": "201...
1,760,376,976.980001
https://hackaday.com/2012/01/20/numerous-quiz-buttons-built-on-the-cheap/
Numerous Quiz Buttons Built On The Cheap
Mike Szczys
[ "Microcontrollers" ]
[ "AVR", "buzzer", "cat5", "ethernet", "ikea", "matrix", "quiz" ]
[Sprite_TM] was tapped to build a rather large quiz buzzer system . Judging from his past work we’re not surprised that he seemed to have no trouble fulfilling the request. As the system is not likely to be used again (or rarely if it is) he found a way to finish the project that was both quick and inexpensive. Each bu...
3
3
[ { "comment_id": "563587", "author": "lostalaska", "timestamp": "2012-01-20T20:45:08", "content": "Nice, I have a friend who teaches 5th grade and recently asked me what it would take to build some quiz buttons that could be used when he is doing a review of material before a test with the children. ...
1,760,376,977.022325
https://hackaday.com/2012/01/20/simple-machining-process-repairs-broken-control-knob/
Simple Machining Process Repairs Broken Control Knob
Mike Szczys
[ "Repair Hacks" ]
[ "bushing", "ford", "knob", "lathe", "mill" ]
[Francisco] is helping his mother with a repair to the headlight knob on her Ford Ranger. Above you can see the broken knob on the left, and what it is supposed to look like on the right (taken from [Francisco’s] own vehicle for reference). We’ve encountered split shafts on plastic knobs before and decided it was not s...
49
37
[ { "comment_id": "563501", "author": "Jeff", "timestamp": "2012-01-20T19:09:01", "content": "I used to make these locally for old Hondas for friends and family, it is pretty simple, and always a great idea!", "parent_id": null, "depth": 1, "replies": [] }, { "comment_id": "563504"...
1,760,376,977.486463
https://hackaday.com/2012/01/20/fpga-snake-game-uses-no-vhdl-at-all/
FPGA Snake Game Uses No VHDL At All
Mike Szczys
[ "Microcontrollers" ]
[ "fpga", "logic", "schematic", "snake", "snes" ]
We’re really not supposed to start a feature like this; but this hack is awesome . It’s a game of Snake implemented by an FPGA dev board. It uses a 16×16 LED matrix as the display and an SNES controller for input. So far it sounds like a very normal version of the game. But as you start to hear how it works in the pres...
18
11
[ { "comment_id": "563476", "author": "EccentricElectron", "timestamp": "2012-01-20T18:09:24", "content": "s/eloquently executed/elegantly executed/thank you and good night.", "parent_id": null, "depth": 1, "replies": [] }, { "comment_id": "563478", "author": "Leo", "timest...
1,760,376,977.345708
https://hackaday.com/2012/01/20/tubular-pov-display/
Tubular POV Display
Brian Benchoff
[ "LED Hacks" ]
[ "atmega1284", "POV" ]
[Ryan]’s cylinder POV display is an amazing piece of work. Right now it’s impressive sitting on his workbench, but we’re sure it would be astonishing hanging above the middle of a dance floor. There are 64 RGB LEDs on this display and they’re certainly bright enough to liven up any space. Power is provided through a sl...
19
13
[ { "comment_id": "563428", "author": "Tom the Brat", "timestamp": "2012-01-20T16:30:06", "content": "Like, totally tubular!", "parent_id": null, "depth": 1, "replies": [] }, { "comment_id": "563439", "author": "_Taxx", "timestamp": "2012-01-20T16:49:10", "content": "Wo...
1,760,376,977.40302
https://hackaday.com/2012/01/20/diy-ultrasonic-plastic-welding/
DIY Ultrasonic Plastic Welding
Brian Benchoff
[ "Tool Hacks" ]
[ "3d printing", "plastic", "reprap", "ultrasonic", "welding" ]
https://hackaday.com/wp-…welder.jpg?w=470
Here’s something that may be of interest to all the reprappers, vacuum formers, and other plastic fabbers out there: ultrasonic welding of plastics. If you’ve ever wanted to join two pieces of plastic without melting them together with acetone or screwing them together, [circuitguru] is your guy. Ultrasonic welder setu...
40
22
[ { "comment_id": "563400", "author": "BitMage", "timestamp": "2012-01-20T15:13:26", "content": "Please proofread your articles!", "parent_id": null, "depth": 1, "replies": [] }, { "comment_id": "563408", "author": "Jeremy", "timestamp": "2012-01-20T15:28:16", "content"...
1,760,376,977.795811
https://hackaday.com/2012/01/19/nes-controller-uses-capacitive-touch-instead-of-buttons/
NES Controller Uses Capacitive Touch Instead Of Buttons
Mike Szczys
[ "Nintendo Hacks" ]
[ "arduino", "capacitance", "capacitive", "controller", "mill", "nes", "pcb", "touch sensor" ]
Here’s one way to really keep the component count low. [David] developed an NES controller that doesn’t use any buttons . The copper clad has been milled to provide a pad which registers a button push based on capacitance. The board has a SIL header at the top, making it easy to plug into the Arduino board that reads t...
29
18
[ { "comment_id": "563025", "author": "aztraph", "timestamp": "2012-01-20T00:28:52", "content": "I want a whole keyboard like that, that is awesome.", "parent_id": null, "depth": 1, "replies": [] }, { "comment_id": "563028", "author": "cmholm", "timestamp": "2012-01-20T00:3...
1,760,376,977.724948
https://hackaday.com/2012/01/19/ball-in-maze-game-shows-creativity-and-classic-8-bit-sound/
Ball-in-maze Game Shows Creativity And Classic 8-bit Sound
Mike Szczys
[ "Microcontrollers" ]
[ "8 bit", "accelerometer", "ball", "ball-in-maze", "maze", "music", "pic" ]
[M. Eric Carr] built this a long time ago as his Senior Project for EET480. It’s an electronic version of the ball-in-maze game . We’ve embedded this video after the break for your convenience. The game has just one input; an accelerometer. If you’re having trouble visualizing the game, it works the same as this Androi...
4
4
[ { "comment_id": "563195", "author": "Jimbo", "timestamp": "2012-01-20T06:11:00", "content": "Very nice, I enjoyed this a lot. The music really added to it. I also like the ‘cheat’ that is implemented by flipping the board upside down :)", "parent_id": null, "depth": 1, "replies": [] },...
1,760,376,977.529863
https://hackaday.com/2012/01/19/building-a-variable-frequency-drive-for-a-three-phase-motor/
Building A Variable Frequency Drive For A Three-phase Motor
Mike Szczys
[ "Misc Hacks" ]
[ "induction motor", "IRAMS06UP60A", "mc3phac", "motor driver", "three-phase" ]
Here are the power and driver boards that [Miceuz] designed to control a three-phase induction motor . This is his first time building such a setup and he learned a lot along the way. He admits it’s not an industrial quality driver, but it will work for motors that need 200 watts or less of power. The motor control boa...
23
16
[ { "comment_id": "562616", "author": "mattbed", "timestamp": "2012-01-19T14:09:53", "content": "I was asked to produce something like this over the summer for a small scale investigation into the effects of power line harmonics caused by using VFDs on large (15MW) electric compressors.Ended up buying...
1,760,376,977.662858
https://hackaday.com/2012/01/19/reusing-an-old-pacemaker-as-a-flash-timer/
Reusing An Old Pacemaker As A Flash Timer
Mike Nathan
[ "digital cameras hacks", "Medical Hacks" ]
[ "flash", "high speed photography", "pacemaker" ]
Most people use pacemakers to, you know, keep their heart pumping at a steady rhythm. [David Prutchi] on the other hand has found a pretty novel use for some of the old pacemakers he has in his collection. We really had no idea that pacemakers had uses outside the world of medicine, but [David] has taken advantage of t...
26
15
[ { "comment_id": "562580", "author": "Sci", "timestamp": "2012-01-19T13:05:20", "content": "Little concerned about where/how you might actually acquire a collection of old pacemakers.", "parent_id": null, "depth": 1, "replies": [ { "comment_id": "562589", "author": "...
1,760,376,977.859651
https://hackaday.com/2012/01/18/stop-the-internet-blacklist-legislation/
Stop The Internet Blacklist Legislation
Caleb Kraft
[ "News" ]
[ "censorship", "pipa", "sopa" ]
It doesn’t take much imagination at all to see what a horrible effect this censorship could have on sites like Hackaday. Please do your part to stop internet censorship . Imagine how many companies would rather us not share with you how our brilliant readers have hacked their hardware to do bigger and better things tha...
210
50
[ { "comment_id": "561912", "author": "jc", "timestamp": "2012-01-18T13:47:54", "content": "If it would affect HaD especially a whole lot, why not do a full site blackout ?", "parent_id": null, "depth": 1, "replies": [ { "comment_id": "561916", "author": "me", ...
1,760,376,978.065553
https://hackaday.com/2012/01/17/forget-siri-make-wolfram-alpha-your-personal-assistant/
Forget Siri – Make Wolfram Alpha Your Personal Assistant
Mike Szczys
[ "Misc Hacks", "Software Hacks" ]
[ "api", "google", "siri", "speech recognition", "wolfram alpha" ]
So you can spend a bundle on a new phone and it comes with a voice-activated digital assistant. But let’s be honest, it’s much more satisfying if you coded up this feature yourself. Here’s a guide on doing just that by combining an Asterisk server with the Wolfram Alpha API . Asterisk is a package we are already famili...
20
13
[ { "comment_id": "561579", "author": "Th3badwolf", "timestamp": "2012-01-18T01:00:52", "content": "Read the whole thing and my code-fu isn’t up to the game…sadly enough.How about so code-sensei out here to take that and implement it as an app? market it at 5$ and I’ll buy it,anyone else?Wolframalpha ...
1,760,376,978.174453
https://hackaday.com/2012/01/17/commandeer-x10-based-home-automation-with-your-favorite-microcontroller/
Commandeer X10-based Home Automation With Your Favorite Microcontroller
Mike Szczys
[ "home hacks", "Microcontrollers" ]
[ "enc28j60", "home automation", "serial", "tc4427", "x10" ]
X10 has been around for a long time. It’s the brand name for a set of wireless modules used to switch electrical devices in the home. There’s all kinds of different units (bulb sockets, electrical outlets and plug pass-throughs, etc.) and they’re mass-produced which makes them really inexpensive. Whether you already ha...
12
8
[ { "comment_id": "561508", "author": "Hal", "timestamp": "2012-01-17T23:44:43", "content": "What was his source for the Firecracker module? I thought that serial module was discontinued in favor of USB.[EDIT]Hmm. Seems it is back for sale but at some hefty prices. Interesting.", "parent_id": null...
1,760,376,978.116137
https://hackaday.com/2012/01/17/sensor-array-tries-to-outdo-the-other-guys/
Sensor Array Tries To Outdo The Other Guys
Mike Szczys
[ "Arduino Hacks" ]
[ "bmp085", "CdS", "dht11", "humidity", "light", "lux", "pressure", "sensors", "temperature", "tmp102", "TSL230R" ]
The team over at the Louisville Hackerspace LVL1 is not going to be outdone when it comes to collecting environmental data. They put together this Frankenstein of sensor boards that lets you collect a heap of data showing what is going on around it. At the center-left a small Arduino clone is responsible for collecting...
13
10
[ { "comment_id": "561461", "author": "BD", "timestamp": "2012-01-17T22:01:29", "content": "This I2C level shifter:http://wiki.lvl1.org/File:Father_Sensor_Array_Details.jpgShould ideally be replaced with the extended 4-FET level shifter from 2.3.5 of this appnote for best operation, or at least add pu...
1,760,376,978.224664
https://hackaday.com/2012/01/17/tutorial-replacing-bad-capacitors/
Tutorial: Replacing Bad Capacitors
Brian Benchoff
[ "Repair Hacks" ]
[ "capacitor", "capacitor plague", "repair" ]
[glytch] sent in a tutorial on replacing dying capacitors on a motherboard, and we honestly can’t think of a better subject for an introductory tutorial. There’s nothing like having your friends think you’re a wizard for bringing broken electronics back from the grave. For the repair a dead motherboard was [glytch]’s q...
50
19
[ { "comment_id": "561385", "author": "mandoholic", "timestamp": "2012-01-17T19:57:16", "content": "“After ordering a few caps with the same voltage, capacitance, and dimensions…” – In addition, make sure it’s rated for the same or higher temperature or you’re likely to be doing the job again sooner r...
1,760,376,979.896238
https://hackaday.com/2012/01/17/augmented-reality-using-pez-dispensers/
Augmented Reality Using Pez Dispensers
Brian Benchoff
[ "Toy Hacks" ]
[ "AppMates", "ipad", "Pez" ]
[Johan] really got himself out of a bind with this one . After his son started playing AppMates , he desperately wanted the requisite figures to complete the experience. AppMates is an iPad game where a child drives a small plastic car around a virtual environment displayed on the touchscreen. Unfortunately for [Johan]...
4
3
[ { "comment_id": "561359", "author": "HackJack", "timestamp": "2012-01-17T19:14:01", "content": "Mmmm I gotta admit that I was hoping for something a little more. I guess the post is useful for anyone who didn’t know that conductive foam (like what you often find with free chip samples) can be used o...
1,760,376,980.220624
https://hackaday.com/2012/01/17/adding-sound-to-childrens-museum-exhibits/
Adding Sound To Children’s Museum Exhibits
Mike Szczys
[ "digital audio hacks" ]
[ "ambient sound", "children's museum", "mp3", "museum" ]
Believe it or not, the local Children’s Museum staff was happy that [Bill Porter] left this mess of wires and equipment in one of their offices. It makes up an ambient sound system for a couple of their exhibits . A movie without sound just doesn’t fully entertain, and the same can be said for these exhibits. The ambie...
17
11
[ { "comment_id": "561352", "author": "Darren", "timestamp": "2012-01-17T18:27:15", "content": "Museum staff tend to be very pragmatic about such things. It helps that the displays are very rarely produced as more than a one-off.", "parent_id": null, "depth": 1, "replies": [] }, { ...
1,760,376,980.405036
https://hackaday.com/2012/01/17/the-emgrobotics-robot-control-board/
The EMGRobotics Robot Control Board
Jeremy Cook
[ "Microcontrollers" ]
[ "hexbug", "ir", "robot controller", "ti launchpad" ]
There are many microcontrollers available to make robots with, but few that are built with the exact features that you would need to construct one. Meet the [EMGRobotics  MSP430G2553] robot controller board. At $15 without the CPU or $17 with a [MSP430G2553] already plugged into the socket, this control board may make ...
3
3
[ { "comment_id": "561299", "author": "kevin mcguigan", "timestamp": "2012-01-17T16:38:54", "content": "i just bought one and the Texas inst. product along with it.", "parent_id": null, "depth": 1, "replies": [] }, { "comment_id": "561520", "author": "Jeremy", "timestamp": ...
1,760,376,980.178643
https://hackaday.com/2012/01/17/music-box-is-still-alive-with-wavetable-synthesis/
Music Box Is Still Alive With Wavetable Synthesis
Brian Benchoff
[ "Musical Hacks" ]
[ "Music box", "pic32mx", "wavetable synthesis" ]
For all the wonder of dulcet tones coming from a century-old music box, we’ve got to admit that [Markus]’ wavetable synthesis build is still pretty impressive. Of course, the Internet cred gained by doing a demo of Still Alive helps too. Wavetable synthesis stores a one cycle long waveform in RAM that can be played on ...
20
12
[ { "comment_id": "561229", "author": "Knappster", "timestamp": "2012-01-17T14:18:20", "content": "Why can I imagine a companion cube that opens up to reveal a rotating cake inside? That sounds amazing.", "parent_id": null, "depth": 1, "replies": [] }, { "comment_id": "561245", ...
1,760,376,980.462759
https://hackaday.com/2012/01/16/intelligent-flashlight-will-literally-show-you-the-way/
Intelligent Flashlight Will Literally Show You The Way
Mike Szczys
[ "News" ]
[ "flashlight", "intelligent", "stabilization", "torch" ]
Flashlights are so 20th Century. Be it the incandescent type that popped up very early on, or LED models with came around in the 90’s, there’s not much excitement to the devices. But [Sriranjan Rasakatla] is doing his best to change that. This is his WAY-GO Torch , an intelligent flashlight (a Smart Light?) that will n...
35
24
[ { "comment_id": "560651", "author": "Ren", "timestamp": "2012-01-16T21:51:43", "content": "Cool!", "parent_id": null, "depth": 1, "replies": [] }, { "comment_id": "560659", "author": "1000100 1000001 1010110 1000101", "timestamp": "2012-01-16T21:56:30", "content": "Ex...
1,760,376,980.352802
https://hackaday.com/2012/01/16/3-adds-sweet-tunes-to-your-project/
$3 Adds Sweet Tunes To Your Project
Mike Szczys
[ "digital audio hacks", "Microcontrollers" ]
[ "ebay", "mp3" ]
It’s a fun time to design your own MP3 player, lovingly adding in features to a meticulously crafted user interface. But sometimes you just want a quick and cheap way to add music to a project . [Jeff Ledger] will show you how to do just that using some knock-off hardware from overseas. Instead of a proper breakout boa...
19
16
[ { "comment_id": "560628", "author": "J. Peterson", "timestamp": "2012-01-16T21:12:09", "content": "I used to be amazed at the $5 string of Christmas lights (isn’t the copper in the wires worth more than that?). Now we have $3 MP3 players!?Next up: The $5 app phone (running Android, of course).", ...
1,760,376,980.276604
https://hackaday.com/2012/01/16/just-in-case-you-didnt-know-how-awesome-laser-cutters-really-are/
Just In Case You Didn’t Know How Awesome Laser Cutters Really Are
Mike Szczys
[ "Laser Hacks" ]
[ "cutter", "engrave", "epiog", "gear" ]
[Alex] got his hands on an Epiloge laser cutter the easy way — the company he works for bought one. We’re sure he’s not trying to rub it in, but he really does make the tool look and sound cool in the post he wrote purely to show off the new toy hardware. This model is a CO2 laser and it’s capable of etching and cuttin...
39
17
[ { "comment_id": "560495", "author": "HAD", "timestamp": "2012-01-16T18:04:45", "content": "Plus when you turn it on you can yell FIRING ZE LAZOR!", "parent_id": null, "depth": 1, "replies": [ { "comment_id": "560510", "author": "medix", "timestamp": "2012-01...
1,760,376,980.140741
https://hackaday.com/2012/01/16/electronics-that-tell-you-to-wash-the-dishes/
Electronics That Tell You To Wash The Dishes
Mike Szczys
[ "Hackerspaces" ]
[ "dishes", "opencv", "webcam" ]
Nothing stinks up the house like a sink full of dirty dish. Well, a full trash can will do it to a greater extent, but that’s a project for another day. In what must be an overreaction to a perpetually full sink of dishes at his London Hackerspace, [Tom] built a web-connected dirty dish detector . He calls it the Great...
25
12
[ { "comment_id": "560458", "author": "hackamonth", "timestamp": "2012-01-16T17:21:01", "content": "nice, now all he needs to develop is a way to wash those stinkin dirty dishes… and we’ll all get one..", "parent_id": null, "depth": 1, "replies": [] }, { "comment_id": "560459", ...
1,760,376,979.955739
https://hackaday.com/2012/01/16/wii-nunchuck-on-an-80s-computer/
Wii Nunchuck On An 80s Computer
Brian Benchoff
[ "classic hacks" ]
[ "i2c", "msx", "wii nunchuck" ]
For a computer that debuted in the early 80s the MSX was a very respectable machine. Of course  these were the days that superimposing graphics over a video was an amazing feat, but  [Danjovic] and [Igor] are still having fun with their boxen. They designed a software interface for the Wii Nunchuck ( translation ) on t...
3
3
[ { "comment_id": "560828", "author": "Alexandre Souza", "timestamp": "2012-01-17T03:47:45", "content": "Parabens ae!!! :D Congratulations to our friends :)", "parent_id": null, "depth": 1, "replies": [] }, { "comment_id": "561335", "author": "JB", "timestamp": "2012-01-17T...
1,760,376,979.811018
https://hackaday.com/2012/01/16/the-tim-8-is-the-smallest-8-bit-relay-computer-ever/
The TIM-8 Is The Smallest 8-bit Relay Computer Ever
Brian Benchoff
[ "classic hacks" ]
[ "ALU", "computer", "Harry Porter", "relay computer", "Zuse" ]
Who wouldn’t want to build a computer out of relays? We do, but we’ve got too many projects on our plate already. It looks like [rory] has his priorities in order because his build is one of the most amazing we’ve ever seen. We’ve seen [Harry Porter]’s amazing relay computer and we’re familiar with [Konrad Zuse]’s WWII...
20
14
[ { "comment_id": "560371", "author": "Dillon Chaffey (Chafflube)", "timestamp": "2012-01-16T15:06:29", "content": "That is truly incredible. It really helps to remind us all of the principles of computing. Thank you for the great post!", "parent_id": null, "depth": 1, "replies": [ {...
1,760,376,980.520887
https://hackaday.com/2012/01/16/hackaday-links-january-16-2012/
Hackaday Links: January 16, 2012
Brian Benchoff
[ "Hackaday links" ]
[ "Akai MCP", "Case mod", "component storage", "mechanical television", "midi", "ps3", "rapid fire", "xbox 360" ]
Finally the 13-year-old on Battlefield 3 will get their comeuppance [Shawn] sent in his fully adjustable auto-fire mod for an XBox360 controller. It’s pretty simple – just an ATtiny85 soldered to a button with a pot to adjust the rate and switch to turn it on and off. It could have been done with a 555, but this is goo...
18
15
[ { "comment_id": "560360", "author": "acomputerdog", "timestamp": "2012-01-16T14:51:27", "content": "as for the kitchen-synth-midi-thing,weather its a synth depends on your definition of synth. In my opinion, the whole thing could have been built fairly easily, especially if capacitive circuits were...
1,760,376,980.86417
https://hackaday.com/2012/01/15/turn-your-camera-phone-into-a-geiger-counter/
Turn Your Camera Phone Into A Geiger Counter
Brian Benchoff
[ "Android Hacks", "digital cameras hacks" ]
[ "android", "geiger counter", "radiation", "radioactive", "smartphone" ]
https://hackaday.com/wp-…/title.gif?w=470
Next time you’re waiting in the security line in an airport, why don’t you pull out your smartphone and count all the radiation being emitted by those body scanners and x-rays? There’s an app for that , courtesy of Mr. [Rolf-Dieter Klein]. The app works by blocking all the light coming into a phone’s camera sensor with...
96
42
[ { "comment_id": "559753", "author": "Vince Mulhollon", "timestamp": "2012-01-15T23:31:47", "content": "You sure about that? If you are in a 10 Sv area you’ve got big problems (in other words, you probably are not replicating this experiment at home). Now 10 mSv is high but believable.", "paren...
1,760,376,981.171909
https://hackaday.com/2012/01/15/nice-shoes-wanna-recognize-some-input/
Nice Shoes, Wanna Recognize Some Input?
Brian Benchoff
[ "Kinect hacks", "Misc Hacks" ]
[ "Kinect", "multitouch", "shoes" ]
Even though giant multouch display tables have been around for a few years now we have yet to see them being used in the wild. While the barrier to entry for a Microsoft Surface is very high, one of the biggest problems in implementing a touch table is one of interaction; how exactly should the display interpret multip...
15
9
[ { "comment_id": "559663", "author": "Ecchin", "timestamp": "2012-01-15T21:28:46", "content": "MS Table says: Hello neo. Your shoes are dirty.The future is here.", "parent_id": null, "depth": 1, "replies": [ { "comment_id": "559899", "author": "ChalkBored", "...
1,760,376,981.032033
https://hackaday.com/2012/01/15/diy-dimmable-clapper-for-all-your-lazy-lighting-needs/
DIY Dimmable Clapper For All Your Lazy Lighting Needs
Brian Benchoff
[ "Misc Hacks" ]
[ "attiny2313", "clapper" ]
For the lazy man who can’t be bothered to buy a proper wattage lamp here’s the Clever Clapper , a Clapper that finally has the ability to dim the lights. Like the clapper we saw last month , [Pete]’s version uses an ATtiny2313 and an electret mic. What sets [Pete]’s version apart from the vintage 80s model is the abili...
10
8
[ { "comment_id": "559654", "author": "Mental2k", "timestamp": "2012-01-15T21:22:07", "content": "I followed it fully up until the word “sadly” after that it’s all a bit wtf!", "parent_id": null, "depth": 1, "replies": [] }, { "comment_id": "559677", "author": "Per Jensen", ...
1,760,376,980.913531
https://hackaday.com/2012/01/13/replacing-an-overheating-tablet-power-supply/
Replacing An Overheating Tablet Power Supply
Mike Szczys
[ "Repair Hacks" ]
[ "Asus", "power supply", "tablet" ]
[Dave] has an ASUS tablet PC with a little problem. The device is charged via the docking connector’s USB cable when plugged into a special wall transformer. The problem is that the wall unit tends to overheat, and is shut down by a thermister inside to avoid permanent damage. The word on the Internet is to drop it in ...
28
9
[ { "comment_id": "558135", "author": "b1r6m4n", "timestamp": "2012-01-13T20:06:38", "content": "I would have removed the thermister :DYea, but thats unsafe…", "parent_id": null, "depth": 1, "replies": [ { "comment_id": "558700", "author": "Whatnot", "timestam...
1,760,376,980.978701
https://hackaday.com/2012/01/13/tool-box-light-dimmer-helps-out-a-friend-offers-up-design-tips/
Tool Box Light Dimmer Helps Out A Friend, Offers Up Design Tips
Mike Nathan
[ "LED Hacks", "Microcontrollers", "Misc Hacks" ]
[ "ATmega88", "leds", "lighting" ]
[miceuz] has a friend that works as a theatre technician, and in the course of his job he often needs to jigger with various stage components while shows are in progress. As you can imagine, the lighting situation is far from ideal, so he asked [miceuz] to build him an adjustable lighting solution for his tool box. The...
12
8
[ { "comment_id": "558113", "author": "DanJ", "timestamp": "2012-01-13T19:01:26", "content": "It’s less expensive to debounce switches in software. Most small buttons have a bounce period of less than 10 mSec. But even a larger debounce period, say 25-50 mSec, yields good results for most user inter...
1,760,376,981.622535
https://hackaday.com/2012/01/13/pythagoras-a-delta-robot-for-drawing/
[Pythagoras], A Delta Robot For Drawing
Jeremy Cook
[ "Robots Hacks" ]
[ "delta robot", "drawing", "pythagoras", "servo", "stepper" ]
[Pythagoras] is a delta robot built originally using RC servos. Humbly, [Aaron] “concedes” that the first version of his delta robot using hobby servos was easy to build. As anyone who has built any kind of robot knows though, there is definitely a lot of work involved in even the simplest robot. Coordinating three axe...
11
6
[ { "comment_id": "558066", "author": "dkavanagh", "timestamp": "2012-01-13T17:46:41", "content": "This is very cool! I still hope to build one out of lego mindstorms someday. Anyway, what puzzles me is that this type of bot much better suited to vector drawing, so why make it do raster? That is still...
1,760,376,981.482592
https://hackaday.com/2012/01/13/building-a-led-strip-the-minimal-way/
Building A LED Strip The Minimal Way
Brian Benchoff
[ "LED Hacks" ]
[ "led", "msp430", "pwm" ]
For his first big build with an MSP430, [Javon] decided to an RGB LED fader . Having worked with Arduinos in the past, he figured that his MSP430 would have a few PWM channels. After being proved wrong by the data sheet, [Javon] needed to figure out a way to switch a bunch of RGB LEDs with only one PWM channel on his m...
6
3
[ { "comment_id": "558039", "author": "adam", "timestamp": "2012-01-13T16:58:22", "content": "“009 sound system warning” ?? Is he hating on the music choice?", "parent_id": null, "depth": 1, "replies": [ { "comment_id": "558083", "author": "Necro", "timestamp"...
1,760,376,981.218454
https://hackaday.com/2012/01/13/hackaday-links-january-13/
Hackaday Links: January 13
Jeremy Cook
[ "Hackaday links" ]
[ "golf balls", "Mr Bitey", "PICkit 2", "ping-pong balls", "Snap Circuits" ]
An 8×8 LED Matrix Game Grows Up: [Pixel Land] is an iPhone game similar to [Super Mario Brothers] using a virtual array of 8×8 pixels. This wouldn’t normally be interesting, but we’ve actually featured “this” game as an 8×8 LED matrix game. How to Drill Golf or Ping-Pong Balls: Drilling golf or ping-pong balls is not e...
18
12
[ { "comment_id": "558023", "author": "Fallen", "timestamp": "2012-01-13T16:26:38", "content": "Love the PIC kit 2<3", "parent_id": null, "depth": 1, "replies": [] }, { "comment_id": "558036", "author": "matt z", "timestamp": "2012-01-13T16:52:19", "content": "Cool@the ...
1,760,376,981.431989
https://hackaday.com/2012/01/13/an-e-paper-information-panel/
An E-paper Information Panel
Brian Benchoff
[ "Video Hacks" ]
[ "e-paper", "epaper", "gumstix" ]
With all the Kindles and Nooks we’re bound to find at yard sales and thrift shops in the coming years, this might be useful. [Chris] made a door-mounted e-paper display to keep himself up to date on recent events. The hardware comes from an e-paper development kit [Chris] and his friend [Deian] were given a few years b...
19
8
[ { "comment_id": "558002", "author": "henry22", "timestamp": "2012-01-13T15:38:20", "content": "very impressive. If that’s on his dorm room door, he might want to put it in a case or something before it gets beer spilt on it. very cool", "parent_id": null, "depth": 1, "replies": [ {...
1,760,376,981.374041
https://hackaday.com/2012/01/12/automating-the-shutdown-of-apc-ups-devices/
Automating The Shutdown Of APC UPS Devices
Mike Nathan
[ "Arduino Hacks", "Misc Hacks" ]
[ "arduino", "server", "shutdown", "ups" ]
[Ishan Karve] works in some bizarro world where the building management demands that all servers and Uninterruptible Power Supplies be shut down at the end of each evening. While inconceivable to most systems admins, he has no recourse but to comply. This means that his employees need to turn things off before they lea...
56
22
[ { "comment_id": "557466", "author": "Arihia Ngaronoa", "timestamp": "2012-01-13T01:06:59", "content": "Cool", "parent_id": null, "depth": 1, "replies": [] }, { "comment_id": "557471", "author": "polossatik", "timestamp": "2012-01-13T01:16:29", "content": "from the blo...
1,760,376,981.572354
https://hackaday.com/2012/01/15/sound-reactive-el-wire-box-makes-gift-giving-awesome/
Sound-reactive EL Wire Box Makes Gift Giving Awesome
Mike Nathan
[ "Musical Hacks" ]
[ "el wire", "equalizer", "mp3", "music", "sound reactive" ]
[Jonathan Thomson] was ruminating on EL wire displays and decided that most he has seen are boring, static fixtures or installations that simply flash EL wire on and off at a fixed rate. He thought that EL wire has far more potential than that, and set off to build something more exciting. Using a graphic equalizer T-s...
5
4
[ { "comment_id": "559602", "author": "David S", "timestamp": "2012-01-15T20:11:03", "content": "What a cool project!I’ve wondered for a while if those equalizer t-shirts are built in such a way that you could address each of those little squares and have like 25 addressable sections of el wire…", ...
1,760,376,981.69811
https://hackaday.com/2012/01/15/freeze-drying-astronaut-ice-cream/
Freeze Drying Astronaut Ice Cream
Brian Benchoff
[ "chemistry hacks", "cooking hacks" ]
[ "astronaut ice cream", "freeze drying" ]
In our younger and more vulnerable years nothing was greater than visiting a museum, going to the gift shop, and badgering our parents to buy a pack of astronaut ice cream. Freeze dried ice cream leaves a taste of nostalgic chalky sweetness in our mouths, so we’re very excited to see that [Ben Krasnow] is now making hi...
29
18
[ { "comment_id": "559478", "author": "Denbo", "timestamp": "2012-01-15T17:11:56", "content": "School trips to the Air and Space in DC… good times.", "parent_id": null, "depth": 1, "replies": [ { "comment_id": "4118291", "author": "steven", "timestamp": "2017-...
1,760,376,982.492643
https://hackaday.com/2012/01/14/jamie-zawinski-controls-his-drapes-from-the-command-line/
[Jamie Zawinski] Controls His Drapes From The Command Line
Brian Benchoff
[ "Arduino Hacks" ]
[ "curtain", "drapes", "relay" ]
As one of the founders of Netscape and the Mozilla Project, [Jamie Zawinski] is no stranger to frustration elicited from syntax errors, terrible implementations, and things that don’t work even though they should. This familiarity of frustration is what makes [jwz]’s command line controlled curtains so great; it’s rare...
20
12
[ { "comment_id": "558849", "author": "fartface", "timestamp": "2012-01-14T17:56:05", "content": "Holy crap he did it the expensive way.Those boxes are low grade high price. There is $12.00 in parts but sell for $90.00I found that use robotics websites on how to modify servos to do full rotation and ...
1,760,376,982.550104
https://hackaday.com/2012/01/14/weekly-roundup-11412/
Weekly Roundup 1/14/12
Jack Buffington
[ "News" ]
[]
For those of you who haven’t been paying attention in class, here is the best of what has hit our blog this past week: In the #1 spot is a post about a project where some pretty ambitious hackers found a way to run Linux on a digital picture frame . Bravo! Next up is a post where [Chris] needs some help getting his 1/...
0
0
[]
1,760,376,981.783643
https://hackaday.com/2012/01/13/python-maps-mouse-movements-on-an-led-matrix/
Python Maps Mouse Movements On An LED Matrix
Mike Szczys
[ "Microcontrollers" ]
[ "16f877a", "led matrix", "mouse", "pic", "python", "RF" ]
[Vinod Stanur] is working with a mouse input and a microcontroller driven LED matrix. The mouse cursor is tracked inside of a window by Python and the resulting coordinates on the LED grid are illuminated. He calls it an LED matrix “Paint Toy” because one of the features he’s included lets the user create pixel art lik...
8
5
[ { "comment_id": "558304", "author": "Mental2k", "timestamp": "2012-01-14T02:43:13", "content": "It would be good if this were scaled down. You could swap out the LEDs for some pins and embed it in the top surface of the mouse. It would give a nice interface for low vision peeps. Combine it with s...
1,760,376,981.969234
https://hackaday.com/2012/01/13/laser-triggered-camera-rig-update-2011-version/
Laser-triggered Camera Rig Update: 2011 Version
Mike Szczys
[ "digital cameras hacks" ]
[ "insect", "laser", "shutter" ]
[Fotoopa] keeps churning out new iterations of his laser-triggered camera rig. This is his latest, which he calls the 2011 setup . Regular readers will remember that we just covered a different version back in November; that one was the 2010 rendition . It had two DSLR cameras offset by 90 degrees with mirrors to face ...
5
5
[ { "comment_id": "558231", "author": "Seshan", "timestamp": "2012-01-13T23:48:25", "content": "This is his old one, he’s working on a new one, this one is completely dissembled.http://www.flickr.com/photos/fotoopa_hs/6412202503/in/photostream", "parent_id": null, "depth": 1, "replies": []...
1,760,376,982.010022
https://hackaday.com/2012/01/13/grenadier-wins-the-laser-cutter-for-his-portable-x-ray-project/
[Grenadier] Wins The Laser Cutter For His Portable X-ray Project
Mike Szczys
[ "contests" ]
[ "build lounge", "full spectrum", "grenadier", "laser cutter", "x-ray" ]
The results of the Full Spectrum Laser contest over at Build Lounge have been announce. The top prize of a 40 watt deluxe laser cutter goes to [Grenadier] for the portable x-ray machine we saw at the beginning of the month. We think this is an excellent choice for top prize because, come on, this is pretty hard-core. T...
13
10
[ { "comment_id": "558170", "author": "mess_maker", "timestamp": "2012-01-13T21:29:13", "content": "Congrats @Grenadier!!! That is awesome.", "parent_id": null, "depth": 1, "replies": [ { "comment_id": "558179", "author": "Krusty", "timestamp": "2012-01-13T21...
1,760,376,982.061641
https://hackaday.com/2012/01/12/boxie-is-an-adorable-toddler-videographer/
Boxie Is An Adorable Toddler Videographer
Brian Benchoff
[ "Robots Hacks" ]
[ "robot", "robotics" ]
Meet Boxie . He’s a robot videographer with levels of interaction we haven’t seen outside an episode of Dora the Explorer . The project was conceived by [Alex] as his MIT thesis project to see if robots can use humans to make themselves more useful. All we know is Boxie is freaking adorable, as evidenced by this video ...
28
18
[ { "comment_id": "557442", "author": "Jeremy Cook", "timestamp": "2012-01-13T00:19:01", "content": "There’s always “Boxie the Creepster”:http://hackaday.com/2011/05/23/an-odd-little-box/", "parent_id": null, "depth": 1, "replies": [] }, { "comment_id": "557443", "author": "jc"...
1,760,376,982.149543
https://hackaday.com/2012/01/12/cheap-wifi-bridge-for-pen-testing-or-otherwise/
Cheap WiFi Bridge For Pen Testing Or Otherwise
Mike Szczys
[ "Security Hacks" ]
[ "aircrack-ng", "openwrt", "penetration testing", "tp-link" ]
Twenty three dollars. That’s all this tiny pen-testing device will set you back. And there really isn’t much to it. [Kevin Bong] came up with the idea to use a Wifi router as a bridge to test a wired network’s security remotely. He grabbed a TP-Link TL-WR703N router, a low-profile thumb drive, and a cellphone backup ba...
18
13
[ { "comment_id": "557431", "author": "theotherguys", "timestamp": "2012-01-13T00:00:43", "content": "Exploitable(forgive the pun)", "parent_id": null, "depth": 1, "replies": [] }, { "comment_id": "557432", "author": "lsellens", "timestamp": "2012-01-13T00:03:19", "cont...
1,760,376,982.992471
https://hackaday.com/2012/01/12/oscilloscope-clock-made-possible-by-dumpster-diving/
Oscilloscope Clock Made Possible By Dumpster Diving
Mike Szczys
[ "clock hacks", "Tool Hacks" ]
[ "clock", "dumpster diving", "garbage", "oscilloscope", "trash" ]
We see people driving around the night before trash collection and reclaiming items doomed to the land fill (or on their way to recycling… who knows). We’re beginning to think we need to join those ranks. Case in point is this vintage oscilloscope which [Bob Alexander] plucked from the curb in the nick of time. Here’s ...
17
7
[ { "comment_id": "557380", "author": "Techrat", "timestamp": "2012-01-12T22:31:53", "content": "Sweet! How come I never find junk that looks that good? Usually, when I tumble over something like this, the tube is smashed or it’s completely fried, which is why it’s being thrown out….", "parent_id"...
1,760,376,982.224527
https://hackaday.com/2012/01/12/hellduino-hellschreiber-radio-transmissions-from-an-arduino-board/
Hellduino: Hellschreiber Radio Transmissions From An Arduino Board
Mike Szczys
[ "Radio Hacks" ]
[ "amateur radio", "arduino", "ham radio", "Hellschreiber" ]
[Mark VandeWettering] was experimenting with a simple transmitting circuit and an Arduino. The circuit in the project was designed by [Steve Weber] to broadcast temperature and telemetry data using Morse Code. But [Mark] wanted to step beyond that protocol and set out to write a sketch that broadcasts using the Hellsch...
11
9
[ { "comment_id": "557340", "author": "xvpower", "timestamp": "2012-01-12T21:04:54", "content": "Neat, the article title made me smirk.", "parent_id": null, "depth": 1, "replies": [] }, { "comment_id": "557351", "author": "NatureTM", "timestamp": "2012-01-12T21:29:43", ...
1,760,376,982.744638
https://hackaday.com/2012/01/12/fully-loaded-electronics-lab-makes-your-projects-a-breeze/
Fully Loaded Electronics Lab Makes Your Projects A Breeze
Mike Szczys
[ "Misc Hacks" ]
[ "arduino shield", "electronics bench", "motor driver", "workshop" ]
There’s really nothing special about this hack. [Craig Hollabaugh] needed an Arduino shield for hosting a Pololu motor driver and making connections to external hardware. What really caused us to spend way too much time reviewing his posts is that [Craig’s] narrative style of documenting the project is delightful , and...
13
7
[ { "comment_id": "557315", "author": "jfmateos", "timestamp": "2012-01-12T20:35:13", "content": "I would suggest using CPM6.3 paper for toner transfer.For example, this transfer uses 6mil traces:http://www.todopic.com.ar/foros/index.php?action=dlattach;topic=36566.0;attach=17147;image", "parent_i...
1,760,376,982.422427
https://hackaday.com/2012/01/12/fixing-the-control-scheme-for-an-aftermarket-headlight-assembly/
Fixing The Control Scheme For An Aftermarket Headlight Assembly
Mike Szczys
[ "Transportation Hacks" ]
[ "diode", "headlight", "led", "passat", "relay", "vw" ]
The headlight enclosures on [Bill Porter’s] 2004 Passat had yellowed with age and were not outputting the kind of light they should. He decided to replace them with some aftermarket modules that also incorporated LED strips. When they arrived he was surprised at how easy there were to drop into place. But when testing ...
18
10
[ { "comment_id": "557139", "author": "Chad B", "timestamp": "2012-01-12T16:06:05", "content": "I would recommend a Euro switch :-)", "parent_id": null, "depth": 1, "replies": [ { "comment_id": "557148", "author": "Bill", "timestamp": "2012-01-12T16:18:56", ...
1,760,376,982.698845
https://hackaday.com/2012/01/12/robot-takes-voice-commands-via-open-source-csr/
Robot Takes Voice Commands Via Open Source CSR
Mike Szczys
[ "Robots Hacks" ]
[ "csr", "julius", "open source", "speech recognition" ]
This is Chippu, a robot that [Achu] has been working on for some time. His most recent addition was to give the robot the ability to respond to voice commands . This is accomplished using a variation of the open source Continuous Speech Recognition package called Julius . The package depends on two main parts, a set of...
8
7
[ { "comment_id": "557121", "author": "orenbeck", "timestamp": "2012-01-12T15:16:56", "content": "Incredible job of integrating COTS stuff into a functioning ‘bot. Good Work. This also can be so much more. I’ve a grandson recovering from a brain tumor. They were discussing service animals for him.But ...
1,760,376,982.938765
https://hackaday.com/2012/01/11/dht11-humidity-and-temperature-sensor-package/
DHT11 Humidity And Temperature Sensor Package
Mike Szczys
[ "Parts" ]
[ "16f628a", "dht-11", "humidity", "pci", "temperature" ]
Temperature and humidity measurements are a nice addition to many hobby projects. But [Rajendra Bhatt] makes the point that many of these sensors have a price tag that is well above what most hobbiests are willing to spend. He decided to take an in-depth look at the DHT11 sensor ; which you can get your hands on for un...
55
42
[ { "comment_id": "556517", "author": "MobileWill", "timestamp": "2012-01-12T01:39:00", "content": "Take a look at these:I used this one curretly, works really wellhttp://www.dfrobot.com/index.php?route=product/product&filter_name=temp&product_id=80They also have the DHT-11 but on a breakout:http://ww...
1,760,376,982.836286
https://hackaday.com/2012/01/11/adjustable-rapid-fire-for-xbox-360-controller/
Adjustable Rapid Fire For Xbox 360 Controller
Mike Szczys
[ "Peripherals Hacks" ]
[ "attiny85", "controller", "rapid fire", "xbox 360" ]
[Shawn] wrote in to share his post outlining the addition of rapid fire to an Xbox 360 controller . He’s going all out with this mod by including a pretty beefy microcontroller. But you get a lot of functionality for that. You can just make out the trimpot below and to the right of the green A button. This tweaks the s...
39
19
[ { "comment_id": "556502", "author": "obsoehollerith", "timestamp": "2012-01-12T00:58:08", "content": "Hmm… Whatever happened to just using a 555 timer and a couple of 2N2222s? Oh well. I guess that’s just my age (and wallet) showing!", "parent_id": null, "depth": 1, "replies": [ { ...
1,760,376,983.065013
https://hackaday.com/2012/01/11/power-wheels-jeep-makes-an-awesome-rc-car/
Power Wheels Jeep Makes An Awesome R/C Car
Mike Nathan
[ "Toy Hacks", "Transportation Hacks" ]
[ "Power Wheels", "remote control", "Revolt Labs", "servo" ]
[Will] from RevoltLab wrote in to share part one of a cool project he is working on right now, a remote-controlled mobile rocket launcher. Before you run off and call the Department of Homeland Security, he says that the launcher will be used for personal hobby rockets, which are typically considered mostly harmless. T...
17
9
[ { "comment_id": "556481", "author": "Colecoman1982", "timestamp": "2012-01-11T23:43:20", "content": "It’s certainly nothing to call Homeland security about, but anyone doing this may want to make sure that it isn’t done anywhere that is visible to neighbors that might care or public roads. This kin...
1,760,376,982.891326
https://hackaday.com/2012/01/11/building-an-eeprom-programmer/
Building An EEPROM Programmer
Mike Szczys
[ "computer hacks", "Microcontrollers" ]
[ "attiny13", "attiny85", "attinyisp", "eeprom", "isp", "programmer", "usb", "veronica" ]
Behold this ATtiny85 based EEPROM programmer . It seems like a roundabout way of doing things, but [Quinn Dunki] wanted to build to her specifications using tools she had on hand. What she came up with is an ATtinyISP USB programmer, pushing data to an ATtiny85, which then programs an EEPROM chip with said data. The ha...
16
6
[ { "comment_id": "556382", "author": "Hackerspacer", "timestamp": "2012-01-11T20:20:36", "content": "[S]he does such a great job of documenting her exerpience (sic).", "parent_id": null, "depth": 1, "replies": [] }, { "comment_id": "556395", "author": "zigzagjoe", "timesta...
1,760,376,983.116651
https://hackaday.com/2012/01/11/microcontroller-based-audio-volume-level-compressor/
Microcontroller Based Audio Volume Level Compressor
Mike Szczys
[ "digital audio hacks", "Microcontrollers" ]
[ "atmega328", "bus pirate", "compression", "labview", "mcp42010", "volume" ]
In an effort listen to his music on shuffle without the need to touch the volume knob [Mike] build his own automatic volume leveling hardware . He knows what you’re thinking right now: there’s software to do that for you. But building the feature in hardware is a great stepping off point for a project. He started the p...
18
14
[ { "comment_id": "556355", "author": "james", "timestamp": "2012-01-11T19:16:16", "content": "my first thought would have been to make some sort of opto-coupled analog circuit, but thats me. props to him for taking the time to learn the digital side and put this together!", "parent_id": null, ...
1,760,376,983.171535
https://hackaday.com/2012/01/11/matchbox-launcher-reacts-to-emergency-band-radio-dispatcher/
Matchbox Launcher Reacts To Emergency Band Radio Dispatcher
Mike Szczys
[ "Radio Hacks", "Toy Hacks" ]
[ "arduino", "fire truck", "matchbox" ]
[Jeff] and his wife put together a firefighter themed birthday celebration for their son. As he’s not entirely handy in the kitchen, [Jeff] decided not to lend a hand with the baking or cake decorating. But he didn’t forego the opportunity to combine a couple of different projects to make a Matchbox car launcher that r...
15
10
[ { "comment_id": "556294", "author": "Jordan", "timestamp": "2012-01-11T18:12:12", "content": "OMG that’s where I live! :D", "parent_id": null, "depth": 1, "replies": [] }, { "comment_id": "556373", "author": "Ashaman99", "timestamp": "2012-01-11T19:52:00", "content": ...
1,760,376,983.362409
https://hackaday.com/2012/01/11/more-laser-shooting-range-goodness-now-with-duckies/
More Laser Shooting Range Goodness; Now With Duckies
Mike Szczys
[ "Laser Hacks" ]
[ "duck hunt", "glass", "laser", "rubber duckies", "shooting range" ]
https://hackaday.com/wp-…-range.png?w=470
Here’s another project that reminds us of the shooting games at a carnival . This was actually inspired by the video game Duck Hunt, and was undertaken as a class project between four students at San Jose State University. It uses moving glass targets that look like rubber duckies. The player shoot sensors at their bas...
7
5
[ { "comment_id": "556231", "author": "aztraph", "timestamp": "2012-01-11T17:40:09", "content": "cool, can you have them stay on till they all go down and then reset?", "parent_id": null, "depth": 1, "replies": [ { "comment_id": "556526", "author": "chris ponciano", ...
1,760,376,983.230601
https://hackaday.com/2012/01/11/3d-printed-zoetrope/
3D Printed Zoetrope
Brian Benchoff
[ "Video Hacks" ]
[ "3d printing", "shapeways", "zoetrope" ]
https://hackaday.com/wp-…etrope.jpg?w=470
Normally, 29 men walking around in an endless circle would be the stuff  of an [M.C. Escher] engraving. [Tobias] turned this into a reality with a little help from some LEDs and a 3D printer. Like his earlier project , [Tobias] built himself a nice little strobing zoetrope that maintains the illusion of movement by fla...
25
19
[ { "comment_id": "556178", "author": "nexekho", "timestamp": "2012-01-11T16:08:20", "content": "I love it! The light artifacts on the camera are pretty cool too.", "parent_id": null, "depth": 1, "replies": [ { "comment_id": "556366", "author": "Dax", "timest...
1,760,376,983.46486
https://hackaday.com/2012/01/11/universal-commodore-64-cartridge-speeds-up-demo-production/
Universal Commodore 64 Cartridge Speeds Up Demo Production
Brian Benchoff
[ "classic hacks", "Peripherals Hacks" ]
[ "commodore 64", "demoscene" ]
As a life long lover of his venerable Commodore 64, [Frank] was looking for a way to speed up the development time when writing C64 demos. His solution is a universal C64 cartridge that will connect to a PC over a USB port. The board is powered by a CLPD and a microcontroller loaded with code from [Frank]’s previous C6...
13
8
[ { "comment_id": "556174", "author": "ac", "timestamp": "2012-01-11T15:59:04", "content": "128k ram for the cartridge data? Lame, isn’t even enough for some C64 cartridges from the 90s (e.g. Terminator 2).", "parent_id": null, "depth": 1, "replies": [ { "comment_id": "556351...
1,760,376,983.750061
https://hackaday.com/2012/01/10/this-digital-picture-frame-runs-linux-better-than-you-might-think/
This Digital Picture Frame Runs Linux Better Than You Might Think
Mike Szczys
[ "Linux Hacks" ]
[ "arm9", "df3120", "digital picture frame", "kernel", "parrot" ]
Ah, the beauty of spreading the guts of some hackable hardware across your workbench. This happens to be the circuit board and LCD screen from a Parrot DF3120 digital picture frame. The device is pretty powerful, considering you can still find them available for around $25. You’ll get a 3.5″ screen, ARM9 processor with...
88
40
[ { "comment_id": "555539", "author": "macegr", "timestamp": "2012-01-11T01:39:25", "content": "Oooo…considering how much the Chinese makers of these things outright steal other people’s designs (or the reference design, hehe) I’m hoping this means the same thing can be done to a lot of other cheap pi...
1,760,376,983.970867
https://hackaday.com/2012/01/10/unshredding-paper/
Unshredding Paper
Kevin Dady
[ "Misc Hacks", "Security Hacks" ]
[ "unshred" ]
[Roel] had read that people won the DARPA shredder challenge, but that their technology was kept a secret, interested in this concept he also remembered an episode of the X-Files where they had reconstructed shredded paper using a computer system. Unlike most computer based TV show BS this did not seem to be too far fe...
50
29
[ { "comment_id": "555515", "author": "Requiem", "timestamp": "2012-01-11T00:32:21", "content": "And that’s why you just burn the document if it is that important to hide.", "parent_id": null, "depth": 1, "replies": [ { "comment_id": "555544", "author": "drew", ...
1,760,376,983.701553
https://hackaday.com/2012/01/10/using-a-touch-screen-with-an-stm32-microcontroller/
Using A Touch Screen With An STM32 Microcontroller
Mike Szczys
[ "Microcontrollers" ]
[ "ads7843", "lcd", "stm32", "texas instruments", "ti", "touch screen" ]
[Andy Brown] has been working on a series of tutorials revolving around the STM32 processor family. He’s using the STM32plus development board, with an STM32F1 ARM Cortex M3 processor to drive a couple of different full color graphic LCD screens. His latest installment shows how to read from the touch screen included w...
10
7
[ { "comment_id": "555483", "author": "MobileWill", "timestamp": "2012-01-10T23:35:47", "content": "Sweet, I was just thinking if it would be possible to interface a touchscreen with my phone. Maybe this can give a starting point. I hope the Lilyput TS uses the same IC.", "parent_id": null, "d...
1,760,376,983.618697
https://hackaday.com/2012/01/10/hackaday-links-january-10-2012/
Hackaday Links: January 10, 2012
Brian Benchoff
[ "Hackaday links" ]
[ "avecSynth", "mbr", "midi", "mit", "nasa", "nyan cat", "open source", "opencourseware", "poster" ]
They can put a man on the moon, but they can’t put a man in LEO Yeah, we’re enraged by that headline. Anyway, NASA put up a whole bunch of projects and made them open source. From the looks of it, there’s plenty of cool stuff: genetic algorithm libs, toolkits for astrodynamics simulations (on the Goddard site ), and th...
14
10
[ { "comment_id": "555423", "author": "Roger", "timestamp": "2012-01-10T20:45:37", "content": "Ooooohh its NOT a sampler! ITs a GM midi module.Ooooohh, its so 1992.", "parent_id": null, "depth": 1, "replies": [] }, { "comment_id": "555430", "author": "Matt", "timestamp": "2...
1,760,376,984.069224
https://hackaday.com/2012/01/10/crank-out-the-jams-with-dinos-fuzz-face/
Crank Out The Jams With [Dino]’s Fuzz Face
Brian Benchoff
[ "Musical Hacks" ]
[ "fuzz face", "guitar effect", "stomp box" ]
Weekly Hack a Day feature [Dino] is back again, this time with his very own guitar pedal . It’s modeled on a three-transistor Fuzz Face clone and sounds very good in our humble opinion. Fuzz pedals were some of the first guitar pedals on the market, and for good reason. Their easy construction and simple theory of oper...
10
7
[ { "comment_id": "555283", "author": "Balbor", "timestamp": "2012-01-10T17:38:27", "content": "Nice sound!I’ve noticed that he’s using just one 9V battery, but in the schematics two are used.What would be the diference? Is it losing the negative part of the waveform coming from the guitar coil?", ...
1,760,376,984.018455