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https://hackaday.com/2010/12/18/if-youre-photographing-and-you-know-it-clap-your-hands/
If You’re Photographing And You Know It Clap Your Hands
Joseph Thibodeau
[ "digital audio hacks", "digital cameras hacks" ]
[ "clapper", "envelope", "nikon", "remote", "time-lapse" ]
If you’ve ever tried to take pictures of yourself you’ll know that it can be a pain. It’s especially hard to get that perfect shot of your godly features when you’re out of breath from sprinting across the room. OK, yes, they have remote controls for that. But what if you lost your remote or you just don’t want to have...
9
9
[ { "comment_id": "286023", "author": "BiOzZ", "timestamp": "2010-12-18T20:10:09", "content": "wow interesting hack … i never have had a problem with the nikon IR or wired shutter cables before but this gives me an idea for a hack *gets out sketch book*", "parent_id": null, "depth": 1, "re...
1,760,377,316.448659
https://hackaday.com/2010/12/18/domino-clock-uses-an-electromechanical-display/
Domino Clock Uses An Electromechanical Display
Mike Szczys
[ "clock hacks" ]
[ "actuator", "coil", "domino" ]
This clock concept uses big dominos with changing faces to display the time . As far as we can tell they haven’t made it through to a finished product yet, but we loved the explaination of the engineering that went into the prototype . After the break you can watch [Eric] explain how he accomplished the design requirem...
19
19
[ { "comment_id": "285961", "author": "Mahoney", "timestamp": "2010-12-18T17:09:51", "content": "I don’t know how innovative this is as it sounds just like some road side construction signs you see. Bright green circles alternate with black ones to produce text. Placing it into a small clock package w...
1,760,377,316.939345
https://hackaday.com/2010/12/18/inkjet-print-head-made-with-a-3d-printer/
Inkjet Print Head Made With A 3D Printer
Mike Szczys
[ "cnc hacks" ]
[ "ink", "inkjet", "piezo", "reprap" ]
This is an inkjet print head made using a RepRap . The manufacturing process is both simple and ingenious. It uses a vibrating piezo buzzer to pump printing liquid through a tiny nozzle. The red disc seen above is exactly the same diameter as the piezo that resides behind it. There is a hole offset from the center to f...
15
14
[ { "comment_id": "285944", "author": "adamziegler", "timestamp": "2010-12-18T15:47:22", "content": "Wonder if this is controllable enough to be used as a fuel injector.", "parent_id": null, "depth": 1, "replies": [] }, { "comment_id": "285947", "author": "Zagro", "timestam...
1,760,377,316.557293
https://hackaday.com/2010/12/16/peer-network-using-graphing-calculators/
Peer Network Using Graphing Calculators
Mike Szczys
[ "computer hacks" ]
[ "calcnet", "graphic calculator", "texas instruments", "ti" ]
These calculators are networked together, able to pass information and play games on a multi-screen playing field. All of this is thanks to [Christopher Mitchell’s] work on a package called CalcNet . This networking software takes advantage of [Christopher’s] shell and GUI for TI calculators called Doors CS . To demons...
41
41
[ { "comment_id": "285056", "author": "Homer", "timestamp": "2010-12-16T18:48:55", "content": "I was promised multi-calculator netpong ಠ_ಠ", "parent_id": null, "depth": 1, "replies": [] }, { "comment_id": "285057", "author": "Eirinn", "timestamp": "2010-12-16T18:50:08", ...
1,760,377,317.075166
https://hackaday.com/2010/12/16/chat-list-indicator-uses-hacked-xmas-lights/
Chat List Indicator Uses Hacked Xmas Lights
Mike Szczys
[ "computer hacks" ]
[ "chat", "christmas lights", "IM", "instant message", "microsoft lync" ]
Here’s a way to display which friends are logged into chat . This uses the same G-35 hacked Christmas lights we saw earlier in the month. [Andrejk’s] company uses Microsoft Lync as their chat protocol when working in teams. The service has an SDK that allowed him to write some .NET code to check status and display it o...
8
8
[ { "comment_id": "285021", "author": "Noodle", "timestamp": "2010-12-16T17:19:04", "content": "Cool, seems really useful.", "parent_id": null, "depth": 1, "replies": [] }, { "comment_id": "285023", "author": "Luke", "timestamp": "2010-12-16T17:19:29", "content": "That ...
1,760,377,316.822841
https://hackaday.com/2010/12/15/reading-a-digital-caliper-with-a-microcontroller/
Reading A Digital Caliper With A Microcontroller
Mike Szczys
[ "Microcontrollers", "Tool Hacks" ]
[ "caliper", "launchpad", "msp430g2231", "ti" ]
[Maris] wanted a way to read measurements from a digital caliper electronically . He ended up using the TI Launchpad to accomplish this, but not all of the necessary hardware is seen above. The calipers cost him about $7 on eBay, and they have four interface pins which made this hack quite a bit easier. After a bit of ...
21
20
[ { "comment_id": "284683", "author": "Kris", "timestamp": "2010-12-15T20:51:38", "content": "This is an interesting hack that has already been hashed over a few times in several machinists forums. There’s a couple projects out there to read multiple calipers at the same time so you can use the cheap...
1,760,377,316.507765
https://hackaday.com/2010/12/15/falling-sand-game-on-and-fpga/
Falling Sand Game On An FPGA
Mike Szczys
[ "Microcontrollers" ]
[ "Altera", "cyclone II", "falling sand", "fpga" ]
This falling sand game runs on a field-programmable gate array . The Altera Cyclone II resides at the heart of that development board, running the game which was written in Verilog. [Skyler Schneider] modeled his project after a Java version of the game called Pyro Sand Game . He treats each pixel of the 640×480 VGA sc...
17
17
[ { "comment_id": "284663", "author": "Stulander", "timestamp": "2010-12-15T19:52:51", "content": "This is cool, just like this physics game:http://dan-ball.jp/en/javagame/dust/", "parent_id": null, "depth": 1, "replies": [] }, { "comment_id": "284667", "author": "BitMage", ...
1,760,377,316.778531
https://hackaday.com/2010/12/15/developing-a-sega-game-gear-flash-cartridge/
Developing A Sega Game Gear Flash Cartridge
Mike Szczys
[ "handhelds hacks", "Microcontrollers" ]
[ "game gear", "master system", "sega", "sms" ]
[Gerry O’Brien] tackled his most recent project, designing a flash ROM cartridge for the Sega Game Gear , with great success. Above you can see the test rig he used to reverse engineer the communications between an original ROM chip and the circuit board that it came on. He removed the chip, soldered a ZIF socket to th...
25
23
[ { "comment_id": "284623", "author": "Ben Ryves", "timestamp": "2010-12-15T17:50:26", "content": "Excellent work. :-)More information about the two main mappers used on the Sega Master System (and by extension the Game Gear) can be found on the SMS Power! wiki:http://www.smspower.org/Development/Mapp...
1,760,377,317.00097
https://hackaday.com/2010/12/15/reprapped-transitors/
RepRapped Transistors
Devlin Thyne
[ "News" ]
[ "3d printing", "makerbot", "reprap", "transistor" ]
[ Mr. Kim ] and [John Sarik] made a presentation( pdf ) at last weekend’s Botacon conference on how they made organic field-effect transistors (OFETs). A wooden RepRap, the fancifully named Unicorn from Makerbot (or printed from Thingiverse ), hacked felt pen, a handful of chemicals, and a couple of pieces of lab equip...
23
22
[ { "comment_id": "284584", "author": "jeditalian", "timestamp": "2010-12-15T16:13:53", "content": "RepRapped Transitors", "parent_id": null, "depth": 1, "replies": [ { "comment_id": "284610", "author": "Caleb Kraft", "timestamp": "2010-12-15T17:03:24", ...
1,760,377,316.880817
https://hackaday.com/2010/12/15/update-6809-computing/
Update: 6809 Computing
Chris Nelson
[ "classic hacks", "computer hacks" ]
[ "6809", "8 bit" ]
[Matt Sarnoff] is designing his own 8-bit computer from scratch. This means not only designing the hardware but also writing his own kernel and custom libraries. Since we last saw this 8-bit machine hes added both video and sound output which has allowed him to start developing some software for his computer (see it pl...
26
26
[ { "comment_id": "284551", "author": "JC", "timestamp": "2010-12-15T14:19:33", "content": "Wow, pretty amazing. Can’t imagine how long that would take to design and complete.", "parent_id": null, "depth": 1, "replies": [] }, { "comment_id": "284559", "author": "fartface", ...
1,760,377,316.614671
https://hackaday.com/2010/12/17/haptic-feedback-for-the-blind/
Haptic Feedback For The Blind
Chris Nelson
[ "Lifehacks", "Wearable Hacks" ]
[ "haptic feedback" ]
[polymythic] Is helping the blind see with his haptic feedback device called HALO . At the heart of the device is an Arduino Mega 2560 which senses objects with a few ultrasonic range finders and then relays the information back to the user using some vibration motors from old cell phones. The user can feel the distanc...
32
32
[ { "comment_id": "285690", "author": "zeropointmodule", "timestamp": "2010-12-17T23:02:37", "content": "Great idea, I like it! :)I always save these motors “just in case” when scrapping a phone, usually they just unplug but some are soldered.if you have a lot of phones surplus which are broken then i...
1,760,377,317.141756
https://hackaday.com/2010/12/17/rich-decibels-kequencer/
Rich Decibel’s Kequencer
Joseph Thibodeau
[ "digital audio hacks", "Musical Hacks" ]
[ "blip", "bloop", "chip", "sequencer", "synth" ]
It’s totally excellent when a simple concept results in something inspiring and fun . [Rich Decibel]’s Kequencer is a good example, starting off as many projects do: “I had an idea the other day and I couldn’t decide if it was good or not so I just built it to find out.” Be still our hackable hearts! [Rich] built this ...
14
14
[ { "comment_id": "285643", "author": "alex", "timestamp": "2010-12-17T21:30:28", "content": "I honestly need a new pair of pants. Awesome.", "parent_id": null, "depth": 1, "replies": [] }, { "comment_id": "285648", "author": "Gregory Strike", "timestamp": "2010-12-17T21:43...
1,760,377,317.472293
https://hackaday.com/2010/12/17/the-heinz-automato/
The Heinz Automato
Chris Nelson
[ "News", "Robots Hacks" ]
[ "co2", "ketchup", "rc", "robot" ]
[Bill Fienup] and [Barry Kudrowitz]’s robots, The Automatos, have been leaving a sticky path of destruction all over the internet. Their sole purpose: to crap ketchup. They accomplish this feat by dumping a CO2 cartridge into a ketchup bottle at the push of a button, leading to some pretty awesome results.  While the d...
27
26
[ { "comment_id": "285614", "author": "andar_b", "timestamp": "2010-12-17T20:09:37", "content": "What a mess!Sillier than heck, but it’s kinda fun. It’d be better with an automatic stopper, or something like those ‘no mess’ bottles that only open once a certain pressure level is reached. Currently, ...
1,760,377,317.418585
https://hackaday.com/2010/12/17/home-built-knitting-machine/
Home Built Knitting Machine
Caleb Kraft
[ "Wearable Hacks" ]
[ "knitting" ]
Wow, we knew it wouldn’t be too long before we would see a fully automated home built knitting machine show up. We recently posted a hack where people were emulating the keyboard input of a commercial knitting machine , and that was pretty awesome, but we knew we would be seeing some hacked together machines soon. [cor...
25
24
[ { "comment_id": "285570", "author": "James Torky", "timestamp": "2010-12-17T17:22:15", "content": "well, i know what i’m doing this weekend…", "parent_id": null, "depth": 1, "replies": [] }, { "comment_id": "285579", "author": "Elliot Nixon", "timestamp": "2010-12-17T18:3...
1,760,377,317.595794
https://hackaday.com/2010/12/17/sd-activity-indicator-for-wii/
SD Activity Indicator For Wii
Mike Szczys
[ "Nintendo Hacks" ]
[ "08m", "led", "PICAXE", "sd", "wii" ]
[DeadlyFoez] wanted to know when the SD card in his Nintendo Wii was in use. He built and indicator LED using a PICAXE 08M and added it next to the SD slot. He uses one pin of the microcontroller to monitor the voltage on one pin of the SD card slot. That pin has a specific value when the card is idle, which rises when...
31
29
[ { "comment_id": "285476", "author": "alankilian", "timestamp": "2010-12-17T14:29:39", "content": "There are five digital signals that have pullupresistors connected. CMD and the four data lines.Since he’s saying tha card is idle if the analogvoltage is greater than a magic value, I’mguessing he’s mo...
1,760,377,317.66575
https://hackaday.com/2010/12/16/external-ram-for-an-atmega128/
External RAM For An ATmega128
Mike Szczys
[ "Microcontrollers" ]
[ "ATmega128", "Atmel", "AVR", "external", "ram", "sram" ]
Those who are familiar with Atmel’s line of 8-bit AVR microcontrollers should already know that some of them have support for external RAM. But have you ever actually used this feature? We haven’t. Now you can learn how it’s done by reading through this guide . It touches on all of the hardware, but doesn’t dwell on it...
20
20
[ { "comment_id": "285137", "author": "pdadio", "timestamp": "2010-12-16T22:08:20", "content": "Great work!", "parent_id": null, "depth": 1, "replies": [] }, { "comment_id": "285142", "author": "BiOzZ", "timestamp": "2010-12-16T22:27:55", "content": "i can find a couple...
1,760,377,317.527569
https://hackaday.com/2010/12/16/diy-breathalyzer-may-be-the-hit-of-the-party/
DIY Breathalyzer May Be The Hit Of The Party
Mike Szczys
[ "Arduino Hacks" ]
[ "breathalyzer", "gas sensor", "party", "processing" ]
Okay, this may not be saving any lives, but it makes for a fun novelty at your next rager. Most Breathalyzers aim to keep you from driving when you’ve had too many. The Squidalyzer encourages party-goers to drink more and more by treating a high blood-alcohol-content with great fanfare. An Arduino, a gas sensor, and Pr...
25
23
[ { "comment_id": "285106", "author": "Koolguy007", "timestamp": "2010-12-16T21:01:31", "content": "There was something like this at the Dual Core booth during at Linuxfest. Everyone that come with me kept trying to beat each others scores until they finally just got too drink and quit.", "parent_...
1,760,377,317.894133
https://hackaday.com/2010/12/20/adding-auto-fire-to-a-computer-mouse/
Adding Auto-fire To A Computer Mouse
Mike Szczys
[ "Peripherals Hacks" ]
[ "10f200", "auto-fire", "mouse", "pic", "rapid fire" ]
[Peter Skaarup’s] been re-living the past by playing old-school games in DOSBox. He’s using a mouse as the controller but longed for the auto-fire button that many joysticks used to have. Instead of looking around for a gamepad with this feature he decided to add an auto-fire button to the mouse . He incorporated a PIC...
49
49
[ { "comment_id": "286986", "author": "The ThunderBird", "timestamp": "2010-12-20T21:06:11", "content": "I understand that his analog electronics skills are not up to scratch, but seriously: a 555 would have just sufficed, IMHO.", "parent_id": null, "depth": 1, "replies": [] }, { "...
1,760,377,317.977342
https://hackaday.com/2010/12/20/tape-delay-made-from-recycled-cassette-decks/
Tape Delay Made From Recycled Cassette Decks
Joseph Thibodeau
[ "classic hacks", "digital audio hacks", "Musical Hacks" ]
[ "audio", "cassette", "delay", "echo", "tape", "vintage" ]
Professional tape delay units are great fun, but often expensive. You’d think that with so many derelict cassette decks filling the world’s dumpsters someone must have figured out a way to make a cheap tape delay… not only in the interest of saving money (sometimes quality is worth paying for) but also in the interest ...
25
19
[ { "comment_id": "286980", "author": "ridefst", "timestamp": "2010-12-20T20:48:09", "content": "Not sure about the time/pitch stretching; that would require the tape moving at different speeds past the record and play heads…not possible with a single loop of tape. Changing the motor speed shouldn’t ...
1,760,377,318.111676
https://hackaday.com/2010/12/20/instructables-hackaday-edition/
Instructables “Hackaday Edition”
Caleb Kraft
[ "News" ]
[ "ebook", "instructables" ]
We got a pleasant letter from [Eric Willhelm], the owner of Instructables. He wanted to shoot a token of good will our direction, in the form of an EPUB of some of the projects we’ve linked to in the last quarter of 2010. These are Ad-free and have all images included. You can download it and view it on the e-reader of...
67
50
[ { "comment_id": "286923", "author": "alan", "timestamp": "2010-12-20T19:20:38", "content": "Caleb,Please learn how to use grammar,learn the differences between “Ads” and “Adds”, and learn how to read your posts before you hit ‘submit’.Dear,Me", "parent_id": null, "depth": 1, "replies": [...
1,760,377,317.757826
https://hackaday.com/2010/12/20/oxhydrogen-water-rocket/
Oxyhydrogen Water Rocket
Noah Dunker
[ "chemistry hacks" ]
[ "hho", "oxyhydrogen", "rocket", "rocketry", "water" ]
[cmwslw] built a soda-bottle water rocket that uses the ignition of oxyhydrogen gas to quickly expel the water, as opposed to the usual compressed air and water mixture. His project contains excellent documentation with photos and it builds on other articles he’s written about generating the flammable HHO gas used to l...
37
37
[ { "comment_id": "286865", "author": "Kevin", "timestamp": "2010-12-20T17:05:06", "content": "Oxyhydrogen….HHO…that sounds suspiciously like water.Also, the site is down.", "parent_id": null, "depth": 1, "replies": [] }, { "comment_id": "286881", "author": "jammin0", "time...
1,760,377,318.050252
https://hackaday.com/2010/12/20/kinetic-sculpture-takes-a-page-from-modern-life/
Kinetic Sculpture Takes A Page From Modern Life
Mike Szczys
[ "Toy Hacks" ]
[ "cars", "conveyor", "industrial", "kinetic", "packaging", "sculpture" ]
The blurry image above is a snap of toy cars as they zoom around a multi-lane, multi-level, maniacal-maze called Metropolis II . We originally took a look at the video after the break (do it now!) but found more information on [Chris Burden’s] kenetic sculpture in this NYT article . He and eight studio artists began wo...
24
24
[ { "comment_id": "286840", "author": "Swighton", "timestamp": "2010-12-20T15:36:58", "content": "Pretty sweet – takes hot-wheels to a whole-nother level.Though I’m a bit confused about how it could take 9 people over 5 years to make – other than the custom track its simple bolt together steel. I’d l...
1,760,377,318.17271
https://hackaday.com/2010/12/19/hackaday-unleashes-a-troll-sniffing-rat/
Hackaday Unleashes A Troll Sniffing Rat
Mike Szczys
[ "HackIt" ]
[ "arduino", "piezo", "python", "rat", "troll" ]
Sometimes we like to take a few minutes away from Hackaday to spend time with our families. But just when you take your eyes off of the incoming comments, Trolls are bound to strike. Well, [Caleb] and I found a solution to the problem in the form of a troll sniffing rat. This beady-eyed vermin sits on my desk and waits...
79
50
[ { "comment_id": "286517", "author": "Tom", "timestamp": "2010-12-19T22:08:06", "content": "awesome! :D", "parent_id": null, "depth": 1, "replies": [] }, { "comment_id": "286519", "author": "alex", "timestamp": "2010-12-19T22:11:40", "content": "hahah thats awesome", ...
1,760,377,318.263307
https://hackaday.com/2010/12/19/this-fire-extinguisher-serves-frothy-beverages/
This Fire Extinguisher Serves Frothy Beverages
Mike Szczys
[ "Beer Hacks" ]
[ "cornelius", "extinguisher", "home brew" ]
[Ben Krasnow’s] friends always want him to bring a fire extinguisher to their parties, not for safety reasons, but to quench their thirst. You see, [Ben] uses old fire extinguishers as kegs for his home-brewed beer . They’re not all that different from the Cornelius kegs that most home brew setups use; they’re intended...
16
16
[ { "comment_id": "286490", "author": "strider_mt2k", "timestamp": "2010-12-19T21:09:26", "content": "Sounds like he did all he could to make it safe for potables, which is very cool of him.Now to find and/or make an appropriately themed drinking vessel!Well done sir!", "parent_id": null, "dep...
1,760,377,318.464459
https://hackaday.com/2010/12/14/garage-monitor-has-an-extra-arduino/
Garage Monitor Has An Extra Arduino
Devlin Thyne
[ "Arduino Hacks", "Wireless Hacks" ]
[ "arduino", "xbee" ]
[Jody] wanted to know when his garage door was open. He details his setup which uses a temperature sensor read by an Arduino to send over XBee radio to a computer running a Windows Service. We have seen this twice before , and is noteworthy as a lesson. The XBee radios have the ability to read analog data, relay digita...
57
50
[ { "comment_id": "284249", "author": "John Avitable", "timestamp": "2010-12-14T23:01:39", "content": "Where are all the comments about HAD and arduino hacks?", "parent_id": null, "depth": 1, "replies": [] }, { "comment_id": "284251", "author": "macegr", "timestamp": "2010-...
1,760,377,318.406936
https://hackaday.com/2010/12/14/inventing-robot-athletes/
Inventing Robot Athletes
Mike Szczys
[ "Robots Hacks" ]
[ "athletic", "leg", "muscle", "pneumatic" ]
The human body is an amazing instrument from an engineering standpoint. Replicating just one part of it proves extremely difficult but these athletic legs show a lot of promise. This is the work of a Japanese researcher named [Ryuma Niiyama]. He’s been working on the design for years, and is now using pneumatic actuato...
19
19
[ { "comment_id": "284237", "author": "anon", "timestamp": "2010-12-14T22:18:43", "content": "Looks like he’s using air muscles as seen in other projects. I made a pair of these muscles out of silicon tubing and vinyl sheathing. I was impressed with how strong and resilient they are. The downside is c...
1,760,377,318.319129
https://hackaday.com/2010/12/14/make-your-own-minimalist-avr-isp/
Make Your Own Minimalist AVR ISP
Chris Nelson
[ "Microcontrollers", "Tool Hacks" ]
[ "attiny", "AVR", "isp", "usbtiny" ]
Giving a programmer is a great way to get people started in microcontrollers so If you want a cheap simple AVR programmer this might just be what you’re looking for. It combines the V-USB firmware, USBtiny software, a few resistors, and some zener diodes. An interesting trick using this programmer is if your trying to ...
31
30
[ { "comment_id": "284158", "author": "bogdan", "timestamp": "2010-12-14T20:00:11", "content": "It’s nice, it’s simple…But for a little more you can build a similar one with tiny2313 that doesn’t give up the reset pin.(And i think that the tiny 2313 si cheaper than the ’85 too).", "parent_id": nul...
1,760,377,318.981177
https://hackaday.com/2010/12/14/my-reprap-is-bigger-than-yours/
My RepRap Is Bigger Than Yours
Mike Szczys
[ "cnc hacks" ]
[ "3d printer", "fume", "pid", "reprap" ]
https://hackaday.com/wp-…eering.jpg?w=800
This 3D printer build is a thing of beauty. It prints in ABS plastic on quite a large base. The platform provides all of the X and Y movement, making the gantry stationary except for the Z axis. it is possible to print parts up to about 15″x15″ by 13″ high. The gray hose snaking down around the right side of the print ...
26
25
[ { "comment_id": "284119", "author": "Hackius", "timestamp": "2010-12-14T18:33:19", "content": "Doesn’t the fume extractor cause cooldowns and warps the model?", "parent_id": null, "depth": 1, "replies": [] }, { "comment_id": "284123", "author": "d3c4f", "timestamp": "2010...
1,760,377,318.731351
https://hackaday.com/2010/12/14/avr-hv-rescue-shield-2/
AVR HV Rescue Shield 2
Mike Szczys
[ "Arduino Hacks", "Microcontrollers" ]
[ "AVR", "hvp", "hvpp", "hvsp", "jeff keyzer", "mightyohm", "shield" ]
[Jeff Keyzer] has a new version of the HV Rescue Shield available. This tool allows you to use an Arduino to reset the fuse bits on AVR microcontrollers. This is necessary if you make a mistake and disable the reset pin, or choose the incorrect clock settings (this will probably happen to you at some point). In order t...
10
10
[ { "comment_id": "284073", "author": "Martin Espinoza", "timestamp": "2010-12-14T17:03:35", "content": "So wait, if you don’t have $25 for a USB STK500 2.0 knockoff, you can spend $20 on a shield that does virtually nothing in comparison? And I say unto thee, feh.", "parent_id": null, "depth"...
1,760,377,318.673379
https://hackaday.com/2010/12/13/mp3-player-barely-larger-than-an-sd-card/
MP3 Player Barely Larger Than An SD Card
Mike Szczys
[ "digital audio hacks" ]
[ "18fl88", "mp3", "pic", "player", "sd", "vs1011" ]
If your board fabrication and soldering skills are up to it, you can make your own tiny MP3 player . This rendition is just about half again as large as a standard SD card, whose slot is on the bottom of the board seen above. The heavy lifting is taken care of by a VS1011 MP3 decoder which also has its own stereo headp...
45
41
[ { "comment_id": "283705", "author": "BiOzZ", "timestamp": "2010-12-13T23:31:30", "content": "wow DIY devices are catching up to the pro ones!now lets get a touchscreen in there ^.^", "parent_id": null, "depth": 1, "replies": [] }, { "comment_id": "283710", "author": "Whatnot"...
1,760,377,318.808514
https://hackaday.com/2010/12/13/shooting-fireballs-from-your-wrists-hadouken/
Shooting Fireballs From Your Wrists – Hadouken!
Mike Szczys
[ "Wearable Hacks" ]
[ "flash cotton", "flash paper", "glow plug", "mercury" ]
[Glass Giant’s] wrist-mounted fireball launcher adds a little stage magic to his life. This method of fire production is several orders of magnitude less dangerous than other arm-attached flamethrowers or instrument-mounted torches . The module, which is strapped to the underside of his wrist, stores and lights a combi...
26
26
[ { "comment_id": "283651", "author": "TopHat", "timestamp": "2010-12-13T21:18:50", "content": "Make magazine did this as a weekend project a long time ago.http://blog.makezine.com/archive/2009/03/flashback_diminutive_balls_of_fire.htmlhttp://blog.makezine.com/archive/2008/03/fireball_shooter_weekend....
1,760,377,319.045441
https://hackaday.com/2010/12/13/building-a-spectrophotometer/
Building A Spectrophotometer
Mike Szczys
[ "chemistry hacks" ]
[ "multimeter", "photosensor", "photospectrometer", "spectrometer" ]
What can you make with a toilet paper roll, duct tape, and a graphing calculator? A stand for your homemade spectrometer . This is neither as pretty nor as accurate as a precision scientific instrument, but that doesn’t mean it’s useless. In fact, it works perfectly well for rudimentary observations. Light is shined th...
15
15
[ { "comment_id": "283622", "author": "ferdi", "timestamp": "2010-12-13T20:11:47", "content": "when iread thisWhat can you make with a toilet paper roll, duct tape, and a graphing calculatorsorry i must think one thingmacgyver", "parent_id": null, "depth": 1, "replies": [] }, { "co...
1,760,377,319.154832
https://hackaday.com/2010/12/13/diy-clamp-helps-with-surface-mount-soldering/
DIY Clamp Helps With Surface Mount Soldering
Mike Szczys
[ "Tool Hacks" ]
[ "clamp", "dowel", "pcb", "soldering", "surface mount" ]
https://hackaday.com/wp-…739928.jpg?w=470
Hackaday writer [Gerrit Coetzee] built a simple clamp to aid in surface mount component soldering . This cheap, easily made device uses gravity to hold tiny components in place. The tip of the bolt is pointed, but gently like a ballpoint pen so as not to harm the components with a sharp tip. Roughly position your compo...
30
30
[ { "comment_id": "283584", "author": "gantzim", "timestamp": "2010-12-13T18:57:10", "content": "i thought it would be just as good for clamping circuit boards down with the washers so that you could solder easier just tighten down the nut and the board hovers in front of your face while you work", ...
1,760,377,319.105817
https://hackaday.com/2010/12/13/putting-too-many-horses-in-a-golf-cart/
Putting Too Many Horses In A Golf Cart
Mike Szczys
[ "Transportation Hacks" ]
[ "car of tomorrow", "golf cart", "gsxr" ]
Want to put 100 horses into your golf cart and then take it to the Dragstrip? Why not? [Mac McAlpine] did just that by dropping a 2007 GSXR 600 EFI into a 1987 gas-powered Yamaha golf cart. After the break you can see a video of the test run, as well as an overview of the modifications made when swapping engines. [Mac]...
49
49
[ { "comment_id": "283460", "author": "thatonekid", "timestamp": "2010-12-13T13:36:03", "content": "nice rims", "parent_id": null, "depth": 1, "replies": [] }, { "comment_id": "283473", "author": "sunjester", "timestamp": "2010-12-13T14:04:59", "content": "When people s...
1,760,377,319.239102
https://hackaday.com/2010/12/12/game-boy-vga-using-an-fpga/
Game Boy VGA Using An FPGA
Mike Szczys
[ "Nintendo Game Boy Hacks", "Nintendo Hacks" ]
[ "Altera", "cyclone II", "fpga", "vga" ]
[ViDAR] was looking for a project to keep him occupied and settled on creating a VGA converter for his Game Boy . He had some difficulty finding pinouts for the LCD and CPU but working with what was known, and an oscilloscope, he found the necessary signal. Tap into just a few lines using those thin blue wires; Vsync, ...
27
27
[ { "comment_id": "283132", "author": "BiOzZ", "timestamp": "2010-12-13T00:02:21", "content": "what cant FPGA’s do? XD", "parent_id": null, "depth": 1, "replies": [] }, { "comment_id": "283134", "author": "gcoetzee", "timestamp": "2010-12-13T00:08:10", "content": "*coug...
1,760,377,319.298068
https://hackaday.com/2010/12/12/make-your-own-cookie-cutters-this-year/
Make Your Own Cookie Cutters This Year
Mike Szczys
[ "home hacks" ]
[ "3d printer", "cookie", "cutter", "processing" ]
In case you needed another reason to build, borrow, or buy a 3D printer, here’s one way to design and print your own cookie cutters . [Nikolaus Gradwohl] put together a processing app that aims to make the design process a bit easier. So if you’ve never designed a printable object before, but can get your hands on a Ma...
21
21
[ { "comment_id": "283104", "author": "Hackius", "timestamp": "2010-12-12T23:09:18", "content": "I’m pretty sure the makerbot plastic is not foodsafe", "parent_id": null, "depth": 1, "replies": [] }, { "comment_id": "283118", "author": "DarwinSurvivor", "timestamp": "2010-1...
1,760,377,319.355388
https://hackaday.com/2010/12/12/nook-color-rooted-hands-on/
Nook Color Rooted: Hands On
Caleb Kraft
[ "Android Hacks" ]
[ "Nook", "root" ]
Nookdevs have released information on how to root your nook color . So naturally, I had to run out and get one.  Who doesn’t want a multitouch android tablet for $250?  The instructions for rooting are extremely simple. You really only need microSD card and a Linux/Windows/Mac computer to connect to.  After rooting, yo...
72
50
[ { "comment_id": "283027", "author": "GZ", "timestamp": "2010-12-12T19:06:16", "content": "I’ve been tempted to run out and get one as soon as I heard about the first success. I’m even more tempted now. Time to do a little debian/ubuntu research!", "parent_id": null, "depth": 1, "replies...
1,760,377,319.442586
https://hackaday.com/2010/12/12/jacobs-ladder-using-el-wire/
Jacob’s Ladder Using EL Wire
Mike Szczys
[ "Arduino Hacks" ]
[ "el wire", "electroluminescent", "jacob's ladder" ]
For Halloween [Paul] wanted to build a Jacob’s Ladder without the peril that working with high voltage might bring. He was inspired by a sequencer board for electroluminescent wire and decided to build a Jacob’s Ladder simulator using the glowing material. What he ended up with is quite convincing. Eight segments of EL...
19
19
[ { "comment_id": "282979", "author": "grenadier", "timestamp": "2010-12-12T16:46:08", "content": "Why doesn’t this site have a facepalm button?", "parent_id": null, "depth": 1, "replies": [] }, { "comment_id": "282987", "author": "DarkFader", "timestamp": "2010-12-12T17:14...
1,760,377,319.557914
https://hackaday.com/2010/12/11/kids-type-with-their-eyes-robot-arm-prints-their-words/
Kids Type With Their Eyes, Robot Arm Prints Their Words
Mike Szczys
[ "Robots Hacks" ]
[ "eyewriter", "ir", "led", "robotagger", "tracking" ]
F.A.T. took it to the next level, combining a couple of their projects for the Cinekid festival. This contraption lets kids write their names with their eyes for printing by a robot arm . The first part is a glasses-free version of the EyeWriter , originally developed as an assistive technology. The system uses some IR...
12
12
[ { "comment_id": "282640", "author": "Julien", "timestamp": "2010-12-11T22:19:36", "content": "That’s really cool!I love the eye tracking!", "parent_id": null, "depth": 1, "replies": [] }, { "comment_id": "282722", "author": "ThatGuy", "timestamp": "2010-12-12T01:36:24", ...
1,760,377,319.66146
https://hackaday.com/2010/12/11/rc-plane-built-using-pieces-of-an-rc-car/
RC Plane Built Using Pieces Of An RC Car
Mike Szczys
[ "Toy Hacks" ]
[ "airplane", "car", "coil", "magnet", "rare-earth", "rc", "solenoid" ]
This hack’s old as dirt to be sure, but new to us and a great accomplishment. The plane above, which is meant to fly without an operator, has been given RC control thanks to parts from that little car . The transmitter and receiver pair are the obvious transplant, but how do you add steering to a $7 plane that wasn’t m...
17
15
[ { "comment_id": "282567", "author": "zool", "timestamp": "2010-12-11T20:33:44", "content": "nice, i wonder if it can be done easier though, maybe just with weights attached to the servo somehowwish there was video", "parent_id": null, "depth": 1, "replies": [] }, { "comment_id": ...
1,760,377,319.614771
https://hackaday.com/2010/12/11/using-analog-voltage-references-with-arduino/
Using Analog Voltage References With Arduino
Mike Szczys
[ "Arduino Hacks", "Microcontrollers" ]
[ "adc", "analog voltage reference", "aref", "voltage divider" ]
Little Bird Electronics posted an article about using an analog voltage reference with Arduino . This is a tool available when using an analog-to-digital converter. By setting up either an internal or external AREF, you can better use the ADC considering its resolution limitations. For instance, if you are measuring a ...
31
31
[ { "comment_id": "282535", "author": "Alex Rossie", "timestamp": "2010-12-11T19:18:22", "content": "Worst post ever ;)", "parent_id": null, "depth": 1, "replies": [] }, { "comment_id": "282555", "author": "tulcod", "timestamp": "2010-12-11T19:48:19", "content": "@Alex ...
1,760,377,320.290762
https://hackaday.com/2010/12/11/using-a-chicken-as-a-steadicam/
Using A Chicken As A Steadicam
Caleb Kraft
[ "digital cameras hacks" ]
[ "chicken", "steadicam" ]
This has been circulating around the net for a bit. For those that haven’t seen it, let me just give you a quick rundown of what is happening. This guy strapped a camera to a chicken’s head . No really, that’s it. There’s some interesting science behind it though. He’s taking advantage of the Vestibulo-Ocular Reflex in...
61
50
[ { "comment_id": "282466", "author": "yetihehe", "timestamp": "2010-12-11T16:45:47", "content": "He should use a better chicken, probably those russian chickens are more calm ;)http://www.youtube.com/watch?v=sXUeO3auRZg", "parent_id": null, "depth": 1, "replies": [] }, { "comment_...
1,760,377,320.160198
https://hackaday.com/2010/12/10/kindle-terminal-with-secret-key-press-activation/
Kindle Terminal With Secret Key-press Activation
Mike Szczys
[ "handhelds hacks" ]
[ "c++", "kindle", "terminal" ]
[Luigi Rizzo] has been working on some hacks for his 3rd generation Kindle. There is already a Python based terminal emulator called AjaxTerm but he wanted a lightweight standalone so he reimplemented the program in C . The 100k binary monitors the keyboard, launching the terminal emulator when it detects a Shift-T seq...
26
25
[ { "comment_id": "282065", "author": "Modern Life Sucks", "timestamp": "2010-12-10T22:57:56", "content": "Can I SSH to my home box from it yet though? That’s what I /really/ care about :)", "parent_id": null, "depth": 1, "replies": [] }, { "comment_id": "282071", "author": "z...
1,760,377,320.222919
https://hackaday.com/2010/12/10/bluetooth-temperature-module/
Bluetooth Temperature Module
Mike Szczys
[ "home hacks", "Microcontrollers" ]
[ "12f675", "bluetooth", "DS18B20", "pic", "sure electronics", "temperature" ]
Wanting to know the outside temperature, [Jamie Maloway] built his own temperature sensor that can be read with a Bluetooth device . Let’s take a tour of the hardware above from right to left. There’s a linear voltage regulator with two filtering caps and a terminal block to attach a 9V battery or other power source. N...
11
10
[ { "comment_id": "282028", "author": "bogdan", "timestamp": "2010-12-10T21:15:03", "content": "The idea is great, because it allows for reading on various types of devices. But given the limited range of the bluetooth i see no real advantage to getting the data on a computer/phone to that of having a...
1,760,377,319.984487
https://hackaday.com/2010/12/10/segfault-balancing-transport-using-a-dozen-op-amps/
Segfault: Balancing Transport Using A Dozen Op-amps
Mike Szczys
[ "Transportation Hacks" ]
[ "analog", "lmc6484", "op-amp", "segfault", "segway" ]
The Segfault is a balancing transport similar to a Segway, but it uses analog comparators instead of digital circuitry . On board you’ll find no less than twelve LMC6484 op amps. They take signals from the gyroscope and the accelerometer, balance and filter them, then drive the motor h-bridges accordingly. [Charles], t...
15
15
[ { "comment_id": "281992", "author": "Nick McClanahan", "timestamp": "2010-12-10T19:11:41", "content": "That high pitch motor whine would drive me crazy, but it’s a good exercise in discrete design!", "parent_id": null, "depth": 1, "replies": [] }, { "comment_id": "282003", "a...
1,760,377,320.339413
https://hackaday.com/2010/12/10/eeg-the-locomotion/
EEG The Locomotion
Joseph Thibodeau
[ "Medical Hacks", "Transportation Hacks", "Wearable Hacks" ]
[ "eeg", "mobility", "WheelChair" ]
The use of brainwaves as control parameters for electronic systems is becoming quite widespread. The types of signals that we have access to are still quite primitive compared to what we might aspire to in our cyberpunk fantasies, but they’re a step in the right direction. A very tempting aspect of accessing brain sign...
8
8
[ { "comment_id": "281909", "author": "smoker_dave", "timestamp": "2010-12-10T14:31:44", "content": "This article gives me another idea for wheelchair control: A headset with camera attached which points down at the users eyes.When the use looks right, the chair turns right. When looking left it turns...
1,760,377,319.935319
https://hackaday.com/2010/12/09/lego-machine-predicts-future-eclipses/
Lego Machine Predicts Future Eclipses
Mike Szczys
[ "computer hacks", "Toy Hacks" ]
[ "antikythera", "eclipse", "greek", "lego", "mechanical" ]
Hidden behind the white face plates of this machine are racks of gears that make up a replica of one of the oldest known mechanical computers. This is a working model of the Antikythera mechanism made from Lego pieces. In the video, which you absolutely can’t miss after the break, The machine is disassembled into its v...
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23
[ { "comment_id": "281739", "author": "cde", "timestamp": "2010-12-10T05:09:10", "content": "They just need the movie voice guy. Good editing.", "parent_id": null, "depth": 1, "replies": [] }, { "comment_id": "281743", "author": "Eggman", "timestamp": "2010-12-10T05:22:47",...
1,760,377,320.402265
https://hackaday.com/2010/12/09/skillet-reflow-controller/
Skillet Reflow Controller
Mike Szczys
[ "Arduino Hacks", "Tool Hacks" ]
[ "electric", "reflow", "skillet", "surface mount", "temperature", "thermistor" ]
Using an electric skillet to reflow surface mount circuit boards is a popular alternate use for those kitchen appliances. The real trick is monitoring and controlling the temperature. [Mechatronics Guy] built his own skillet temperature controller using a thermistor, a solid state relay, and an Arduino. He was inspired...
21
21
[ { "comment_id": "281574", "author": "BiOzZ", "timestamp": "2010-12-09T23:55:27", "content": "now i want to buy a thermal camera XD", "parent_id": null, "depth": 1, "replies": [] }, { "comment_id": "281576", "author": "MrX", "timestamp": "2010-12-10T00:05:21", "content...
1,760,377,320.460591
https://hackaday.com/2010/12/09/atx-psu-turned-into-an-adjustable-voltage-bench-supply/
ATX Psu Turned Into An Adjustable Voltage Bench Supply
Mike Szczys
[ "computer hacks", "Tool Hacks" ]
[ "atx", "bench supply", "mic29152", "power supply", "psu" ]
https://hackaday.com/wp-…supply.jpg?w=470
Here’s a fancy way to convert an ATX powers supply into a bench supply . [TG] didn’t just cut off the motherboard connector and add banana plugs, but improved the functionality. Right off the bat you’ll notice that he’s added a control panel. There is an Ammeter and Ohmmeter to let you know what the unit is putting out...
37
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[ { "comment_id": "281538", "author": "Fallen", "timestamp": "2010-12-09T22:34:45", "content": "I’ve been using ATX power supplies to make adjustable power supplies for a while now. But I have never been able to make one look that good! Kudos! That and I only had an LCD readout for voltage, not ampera...
1,760,377,320.527474
https://hackaday.com/2010/12/09/quick-cheap-and-simple-vacuum-tweezers/
Quick, Cheap, And Simple Vacuum Tweezers
Mike Szczys
[ "Tool Hacks" ]
[ "aquarium", "fish", "pump", "vacuum tweezers" ]
https://hackaday.com/wp-…-cheap.jpg?w=470
[Ken] found that using traditional tweezers is a good way to lose tiny surface mount parts and so set out to make his own vacuum tweezers (PDF). He already had a small aquarium pump that he used as a bubbler for etching circuit boards. After opening up the case he found it was possible to connect tubing to the input of...
17
17
[ { "comment_id": "281481", "author": "Chris Muncy", "timestamp": "2010-12-09T21:14:33", "content": "Simplisticly perfect and cheap!Great job!", "parent_id": null, "depth": 1, "replies": [] }, { "comment_id": "281494", "author": "DanAdamKOF", "timestamp": "2010-12-09T21:35:...
1,760,377,320.57619
https://hackaday.com/2010/12/09/designing-an-rf-transceiver/
Designing An RF Transceiver
Mike Szczys
[ "Radio Hacks" ]
[ "microchip", "mrf49xa", "RF", "transceiver" ]
[William Dillon] is finishing up his degree. His final project as a student was to design an RF transceiver. He decided to work with the Microchip MRF49XA, which runs around $3 but will cost you $20 if you want it in a ready-to-use module. He didn’t find a lot of info on the Internet about communicating with these chip...
15
15
[ { "comment_id": "281468", "author": "Jared", "timestamp": "2010-12-09T20:43:55", "content": "The MRF49XA is used in the Radica Puppy Tweets toy. You get two of these MRF49XA modules, one integrated into a USB dongle. I haven’t yet got to hacking these myself, so I have no idea how easy it is to hack...
1,760,377,322.65198
https://hackaday.com/2010/12/09/part-2-help-me-reverse-engineer-an-led-light-bulb/
Part 2: Help Me Reverse Engineer An LED Light Bulb
Mike Szczys
[ "HackIt" ]
[ "attiny13", "led", "light bulb", "reverse engineer" ]
Almost a month ago I started trying to reverse engineer an inexpensive LED color changing light bulb. With your help I’ve mapped out the circuit, and taken control of the bulb. But there’s still a few mysteries in this little blinker. Join me after the break to see what I’ve done so far, peruse the schematic and source...
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[ { "comment_id": "280711", "author": "godi", "timestamp": "2010-12-09T16:13:33", "content": "Can’t help you with any answers unfortunately, but just wanted to complement you with a great job done so far.", "parent_id": null, "depth": 1, "replies": [] }, { "comment_id": "280730", ...
1,760,377,322.801093
https://hackaday.com/2010/12/09/ice-tube-clock-meet-the-chronodot/
Ice Tube Clock, Meet The ChronoDot
Mike Szczys
[ "clock hacks", "Microcontrollers" ]
[ "ATmega168", "chronodot", "DS3231", "ice tube clock" ]
[Alex] ramped up the precision of his timepiece by adding a ChronoDot to the Ice Tube Clock . These two items are among our favorites; the Ice Tube Clock for its old-style multi-digit display, and the ChronoDot for combining a DS3231, battery, and components into a nice small package. There is a schematic link at the v...
5
5
[ { "comment_id": "280212", "author": "therian", "timestamp": "2010-12-09T14:25:12", "content": "I went for harder solution by building xtalOven", "parent_id": null, "depth": 1, "replies": [] }, { "comment_id": "280216", "author": "fartface", "timestamp": "2010-12-09T14:26:...
1,760,377,322.316626
https://hackaday.com/2010/12/08/home-brew-coffee-machine/
Home Brew Coffee Machine
Joseph Thibodeau
[ "home hacks", "Misc Hacks" ]
[ "automatic", "coffee", "espresso", "rube goldberg" ]
https://hackaday.com/wp-…ture-5.png?w=470
There are already a lot of different ways to brew up a decent coffee at home, from the humble saucepan to the elegant vacuum flask. In an office environment the choice of coffee-making technique can have a major impact on workplace harmony—how can people be expected to work happily when the kitchen is filthy with groun...
23
22
[ { "comment_id": "276889", "author": "teko", "timestamp": "2010-12-09T01:01:50", "content": "http://www.finger.de-web.cc/kaffee2/kaffee2.mpg", "parent_id": null, "depth": 1, "replies": [] }, { "comment_id": "277612", "author": "HackerK", "timestamp": "2010-12-09T04:08:46",...
1,760,377,322.492789
https://hackaday.com/2010/12/08/cassette-case-cameraphone-tripod/
Cassette Case Cameraphone Tripod
Mike Szczys
[ "Cellphone Hacks" ]
[ "cassette", "melt", "phone", "tripod" ]
We see a lot of comments on shaky video asking why that person didn’t use a tripod. [Aatif Sumar] wants to use one when taking pictures and video with his phone but the threaded mounting hole you’d find in most cameras doesn’t come as a feature on smart phones. That didn’t deter him, he used an old cassette case for th...
19
19
[ { "comment_id": "276325", "author": "VaBeachKevin", "timestamp": "2010-12-08T23:13:42", "content": "What’s this ‘cassette case’ you speak of?", "parent_id": null, "depth": 1, "replies": [] }, { "comment_id": "276337", "author": "Concino", "timestamp": "2010-12-08T23:17:26...
1,760,377,322.70563
https://hackaday.com/2010/12/08/copper-clad-enclosures/
Copper-clad Enclosures
Mike Szczys
[ "Misc Hacks", "Radio Hacks" ]
[ "case", "chassis", "copper clad", "enclosure" ]
Building a great looking box for your projects can be a challenge. [Ken] boils down his process of building enclosures out of copper clad (PDF) circuit board material into an illustrated guide in case you want to try this for yourself. Why would you want to use PC board? The fiberglass substrate makes for a strong and ...
29
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[ { "comment_id": "275817", "author": "bogdan", "timestamp": "2010-12-08T21:07:18", "content": "I was thinking of making the case of my amplifier this way. Now i know the result is great!", "parent_id": null, "depth": 1, "replies": [] }, { "comment_id": "276054", "author": "nes...
1,760,377,322.274633
https://hackaday.com/2010/12/08/the-twelve-days-of-self-replicating/
The Twelve Days Of… Self-replicating
Mike Szczys
[ "cnc hacks" ]
[ "christmas", "makerbot", "mendel", "prusa", "reprap" ]
Okay, it’s more like the 23 days but who’s counting? [Kliment] is giving the gift of self-replication this holiday season by uploading one new printable part a day . If you follow along and print each one you’ll have a Prusa Mendel by Christmas (this started on 12/2 so you’ll need to catch up). The Prusa is a variation...
24
24
[ { "comment_id": "275505", "author": "xeracy", "timestamp": "2010-12-08T19:55:15", "content": "Can we create some community pool for making reprap parts and getting these into the hands of the HaD community who dont have access any 3d printing?", "parent_id": null, "depth": 1, "replies": ...
1,760,377,322.43332
https://hackaday.com/2010/12/08/vintage-car-audio-gets-mp3-input/
Vintage Car Audio Gets MP3 Input
Mike Szczys
[ "digital audio hacks" ]
[ "car stereo", "input", "mp3", "radio", "stereo" ]
[Nali] is fixing up a 1966 Rambler Ambassador and decided to give the audio a bit of an upgrade. Instead of replacing the head unit he added a connector for audio input . The method he used is simple, inexpensive, and allows the original unit to continue functioning as a radio. He cut the feed wires going to the volume...
20
20
[ { "comment_id": "275020", "author": "nes", "timestamp": "2010-12-08T17:46:38", "content": "Love the Buick straight 8 right at the top of the thread. I guess charging, airbagging and chopping the Rambler is just a warm up for tackling that beast.", "parent_id": null, "depth": 1, "replies"...
1,760,377,322.196316
https://hackaday.com/2010/12/08/christmas-tree-low-water-monitor/
Christmas Tree Low-water Monitor
Mike Szczys
[ "home hacks" ]
[ "attiny85", "christmas tree", "sensor", "water" ]
The end of the year is rapidly approaching and there’s a good chance you have a slowly dying tree in your living room. Help it hold on a little longer by using [Eric Ayars’] Christmas Tree water monitor . He’s built a sensor out of a piece of strip board. Three bus strips on the board allow for a variety of alerts. Whe...
24
24
[ { "comment_id": "273753", "author": "Pouncer", "timestamp": "2010-12-08T14:07:57", "content": "This is something I definitely need to build. I’m forever forgetting to water the tree.", "parent_id": null, "depth": 1, "replies": [] }, { "comment_id": "273838", "author": "isama...
1,760,377,322.86338
https://hackaday.com/2010/12/07/how-to-work-with-el-wire/
How To Work With EL Wire
Mike Szczys
[ "Wearable Hacks" ]
[ "el wire", "electroluminescent", "inverter", "tron" ]
As you can see, [Phillip Torrone] has a nice start on his Tron costume for the movie premiere. Electroluminescent wire is what makes these costumes glow and if you’ve never worked with the stuff before you’re in for a treat. Adafruit posted a tutorial explaining how to work with EL wire . The process isn’t hard, but th...
17
17
[ { "comment_id": "268318", "author": "asd", "timestamp": "2010-12-07T22:09:05", "content": "is he the son of the tron guy?!? XD", "parent_id": null, "depth": 1, "replies": [] }, { "comment_id": "268508", "author": "jarza", "timestamp": "2010-12-07T22:29:11", "content":...
1,760,377,322.366267
https://hackaday.com/2010/12/07/nails-and-some-blacksmithing/
Nails And Some Blacksmithing
Mike Szczys
[ "HackIt" ]
[ "blacksmith", "buckle", "nail" ]
Here’s a blacksmith turning 4 inch framing nails into buckles. In the clip after the break he starts by heating and bending the nail around a square form. Next the excess gets cut off and both sides of the square frame are ground flat while in a vise. A smaller nail serves as the prong and a flat piece of metal is shap...
36
35
[ { "comment_id": "268053", "author": "pod", "timestamp": "2010-12-07T21:20:45", "content": "simple and beautiful.", "parent_id": null, "depth": 1, "replies": [] }, { "comment_id": "268178", "author": "andrew", "timestamp": "2010-12-07T21:44:56", "content": "Yea… Impres...
1,760,377,322.936141
https://hackaday.com/2010/12/07/radio-controlled-hard-drive-security/
Radio Controlled Hard Drive Security
Caleb Kraft
[ "Security Hacks" ]
[ "radio controlled", "rc", "security" ]
[Samimy] has put together this really neat video tutorial on building a Radio Controlled secure hard drive . How can a hard drive be radio controlled? That’s the first thing we thought too. He has torn apart a remote-controlled car and is using the guts to remotely switch on power to the drive. This means that the driv...
46
46
[ { "comment_id": "267120", "author": "BiOzZ", "timestamp": "2010-12-07T19:43:00", "content": "i have used RC cars for just about every RC job i can think of XD have not thought of this one!interesting project!", "parent_id": null, "depth": 1, "replies": [] }, { "comment_id": "2671...
1,760,377,323.158666
https://hackaday.com/2010/12/07/project-hosting-a-common-question/
Project Hosting, A Common Question
Caleb Kraft
[ "Ask Hackaday" ]
[ "hosting" ]
Ok, you’ve finished your project, you’ve taken great notes along the way and photographed every step. Now you want to share. Where will you post it? There are a lot of options out there, private hosting, Hackaday,  instructables, and tons of others. How can you decide? Here are some handy break downs to help you figure...
79
50
[ { "comment_id": "265623", "author": "Daid", "timestamp": "2010-12-07T16:56:36", "content": "And how about just hosting it on wordpress.com instead of setting up your own wordpress(.org)", "parent_id": null, "depth": 1, "replies": [] }, { "comment_id": "265625", "author": "Kev...
1,760,377,323.025436
https://hackaday.com/2010/12/07/tuesday-two-fer-battery-cases-and-abs-lettering/
Tuesday Two-Fer: Battery Cases And ABS Lettering
Mike Szczys
[ "Misc Hacks" ]
[ "battery", "case", "compartment", "toner transfer" ]
These are both interesting, unrelated, and can’t quite stand on their own so we threw them into one post. On the left you see the product of using toner transfer on ABS plastic . [Bogdan] tried this out as a way to make front panels for his enclosures. It really shouldn’t work very well because ABS has a lower melting ...
13
13
[ { "comment_id": "265213", "author": "nes", "timestamp": "2010-12-07T14:58:56", "content": "That toner transfer onto plastic is very neat. I wonder if it would work as well with color toner onto black abs.", "parent_id": null, "depth": 1, "replies": [] }, { "comment_id": "265266",...
1,760,377,323.076134
https://hackaday.com/2010/12/06/original-shell-houses-a-game-boy-advance-sp/
Original Shell Houses A Game Boy Advance SP
Mike Szczys
[ "Nintendo Game Boy Hacks" ]
[ "advance", "sp" ]
[Jackson] decided he wanted to give his original Game Boy a bit more power so he replace the internals with those from a Game Boy Advance SP . This keeps the case work to a minimum, as the original was larger than the SP. He kept the buttons, speaker, headphone jack, and power switch but modified the enclosure to use t...
19
18
[ { "comment_id": "260136", "author": "mark", "timestamp": "2010-12-06T22:41:47", "content": "Are those tiny black dots on the sides the L and R buttons?", "parent_id": null, "depth": 1, "replies": [] }, { "comment_id": "260185", "author": "LazyMegaMan", "timestamp": "2010-...
1,760,377,323.512268
https://hackaday.com/2010/12/06/meter-clock-with-pleasing-design-considerations/
Meter Clock With Pleasing Design Considerations
Mike Szczys
[ "clock hacks" ]
[ "led", "meter", "rgb", "servo", "wood" ]
[AndyO] embraced his inner geek by building this meter clock . It exhibits a lot of features that you’d want to see in a home-built timepiece, include over-complexity, abundant features, and RGB LEDs. We’re fascinated by the design he put into this. For instance, the two indicator LEDs on the clock face are not poking ...
14
14
[ { "comment_id": "259903", "author": "mess_maker", "timestamp": "2010-12-06T22:07:04", "content": "I am impressed by the design. I, for some reason, have been wanting to build clocks and timers and that is the reason I have been learning Atmel AVR’s. This is a cool project that shows off some decen...
1,760,377,323.460301
https://hackaday.com/2010/12/02/make-your-own-solenoids-then-play-the-xylophone/
Make Your Own Solenoids, Then Play The Xylophone
Mike Szczys
[ "Microcontrollers", "Musical Hacks" ]
[ "mosfet", "solenoid", "xylophone" ]
https://hackaday.com/wp-…ophone.jpg?w=470
Learn to manufacture your own solenoids and then use them to play the xylophone by watching the tutorial video after the break. [Humberto Evans] and the team at Nerd Kits do a great job of not only manufacturing the coils, but the xylophone itself. The bars are machined from some aluminum stock and they take you down t...
25
24
[ { "comment_id": "234766", "author": "mp", "timestamp": "2010-12-02T20:13:26", "content": "Which witch? The they? Get an editor.", "parent_id": null, "depth": 1, "replies": [] }, { "comment_id": "234785", "author": "Avery", "timestamp": "2010-12-02T20:22:19", "content"...
1,760,377,323.845509
https://hackaday.com/2010/12/02/heater-for-bending-acrylic/
Heater For Bending Acrylic
Mike Szczys
[ "Tool Hacks" ]
[ "acrylic", "bend", "lamp", "oven" ]
We like using acrylic in our projects but there are a couple of tricky techniques, particularly getting clean cuts for glued edges and bending the material into curves. [Giorgos Lazaridis] has a great solution to the latter, a dedicated acrylic heater . Instead of using an oven to warm the material for bending he’s usi...
22
20
[ { "comment_id": "234302", "author": "ponja", "timestamp": "2010-12-02T18:52:53", "content": "Sooo hot.Liked it thanks.", "parent_id": null, "depth": 1, "replies": [] }, { "comment_id": "234451", "author": "BiOzZ", "timestamp": "2010-12-02T19:11:08", "content": "wow … ...
1,760,377,323.403332
https://hackaday.com/2010/12/02/steam-powered-rickrolling/
Steam-powered Rickrolling
Mike Szczys
[ "digital audio hacks" ]
[ "record player", "rickroll", "steam punk", "steam-powered", "turntable" ]
https://hackaday.com/wp-…atured.png?w=800
This is a steam-powered record player ; awesome. But wait, that’s not all. Watch the video after the break for about two and a half minutes and you’ll realize that it’s also a Rickroll . No, you’re not getting baited into clicking through to Rick Astley’s music video, the LP that’s playing on the turntable is a copy of...
28
28
[ { "comment_id": "233991", "author": "Necromant", "timestamp": "2010-12-02T17:47:38", "content": "Steampunk… That’s back to the 80s… 1880s… Anyway, good work.", "parent_id": null, "depth": 1, "replies": [] }, { "comment_id": "234069", "author": "guffguff", "timestamp": "20...
1,760,377,323.573912
https://hackaday.com/2010/12/01/j1-a-small-fast-cpu-core-for-fpga/
J1: A Small, Fast, CPU Core For FPGA
Mike Szczys
[ "Microcontrollers" ]
[ "cpu", "forth", "fpga", "j1", "verilog", "von neumann" ]
https://hackaday.com/wp-…r-fpga.jpg?w=470
[James Bowman] of the Willow Garage published a paper on his J1 CPU core for field-programmable gate arrays . This was originally developed and used for the Ethernet cameras on the PR2 (you know, that incredibly expensive beer delivery system? ) robot. It uses a 16-bit von Neumann architecture and lacks several process...
25
24
[ { "comment_id": "228696", "author": "alan turing's dog", "timestamp": "2010-12-01T21:24:25", "content": "A forth machine. It’s been done a few times, but this guy’s work is excellent. Nice paper and writeup. If you want to see other versions of this (complete with schematics) you can look athttp://w...
1,760,377,323.635679
https://hackaday.com/2010/12/01/you-know-that-they-say-about-guys-with-big-lenses/
You Know That They Say About Guys With Big Lenses?
Mike Szczys
[ "digital cameras hacks" ]
[ "baffle", "flare", "lens", "stippling" ]
[Tony Lovell] and [dkpeterborough] built a sizable camera lens using optics from a flight simulator projector. What they ended up with is a 900mm lens that can make a beautiful photo of the moon, or capture distant landscapes in great detail. The body of the lens was designed in CAD and sent off for fabrication out of ...
35
35
[ { "comment_id": "228367", "author": "walt", "timestamp": "2010-12-01T20:18:38", "content": "ummm they have small … eyes?1st!", "parent_id": null, "depth": 1, "replies": [] }, { "comment_id": "228404", "author": "CGross", "timestamp": "2010-12-01T20:25:26", "content": ...
1,760,377,323.78552
https://hackaday.com/2010/12/01/developing-an-animatronics-platform/
Developing An Animatronics Platform
Mike Szczys
[ "Wearable Hacks" ]
[ "animatronic", "lithium polymer", "max1555", "predator", "servo" ]
This Predator costume has an animatronic element in the shoulder cannon. It tracks the movement of the mask, aiming wherever the Predator gazes. [Jerome Kelty] was asked by a friend to help develop the costume and he ended up with an animatronics platform which can be adapted for many different uses . Starting with an ...
10
10
[ { "comment_id": "228207", "author": "Eirinn", "timestamp": "2010-12-01T19:41:28", "content": "Really neat! Although if it had been me i’d have put in three lasers so it looks like the speargun reticule – granted it wouldn’t look as snazzy.", "parent_id": null, "depth": 1, "replies": [] ...
1,760,377,323.954447
https://hackaday.com/2010/12/01/fake-christmas-tree-makes-it-fake-snow/
Fake Christmas Tree Makes It Fake Snow
Mike Szczys
[ "home hacks" ]
[ "christmas tree", "snow", "styrofoam", "umbrella" ]
Let it snow inside your house this Christmas by building your own snow making tree . [Trey] was inspired by a snowing lamp-post he came across in a story. He looked around the house and came up with all the stuff necessary to make this happen with a Christmas tree. The snow is loose Styrofoam like you’d find in a bean ...
23
23
[ { "comment_id": "227571", "author": "Rogan Dawes", "timestamp": "2010-12-01T17:32:11", "content": "Good luck getting it all off the roof! :-)", "parent_id": null, "depth": 1, "replies": [] }, { "comment_id": "227613", "author": "bunedoggle", "timestamp": "2010-12-01T17:50...
1,760,377,323.905392
https://hackaday.com/2010/12/01/hacked-led-christmas-lights/
Hacked LED Christmas Lights
Devlin Thyne
[ "LED Hacks" ]
[ "ATtiny13A", "christmas lights", "led" ]
[Robert] wanted more out of his GE Color Effects G-35 LED Christmas lights . He reverse engineered and then hacked the protocol the lights use to communicate so that he can control each bulb. A 26-bit frame contains a 6-bit address, an 8-bit brightness value, and a 12-bit color value. The daisy chain topology of the da...
35
30
[ { "comment_id": "227318", "author": "alan", "timestamp": "2010-12-01T16:13:27", "content": "That’s pretty neat. I wonder if you can just keep adding strands of these together without having to adjust the 5v chip circuit.", "parent_id": null, "depth": 1, "replies": [] }, { "commen...
1,760,377,324.116193
https://hackaday.com/2010/11/30/single-led-ultraviolet-exposure-box/
Single LED Ultraviolet Exposure Box
Mike Szczys
[ "Tool Hacks" ]
[ "box", "exposure", "led", "pcb", "uv" ]
[Jacques Lebrac] built a UV exposure box for printed circuit boards using just one LED. He usually makes boards that are just a few square inches and didn’t think building a box that had upwards of 80 LEDs was worth his time. He passed by the low power LEDs for a single 5W unit. Pumping 1.5A through this LED makes for ...
40
39
[ { "comment_id": "223916", "author": "rapps", "timestamp": "2010-11-30T22:11:23", "content": "Wow, really neat solution! Kudos to him!", "parent_id": null, "depth": 1, "replies": [] }, { "comment_id": "223934", "author": "JeremyC", "timestamp": "2010-11-30T22:18:27", "...
1,760,377,324.042985
https://hackaday.com/2010/11/30/hacker-classifieds-featured-find-thin-clients-on-the-cheap/
Hacker Classifieds Featured Find: Thin Clients On The Cheap
Caleb Kraft
[ "HackIt" ]
[ "classifieds", "thin client" ]
[Bissinblob] has about 70 of these WYSE 3125SE thin clients and is offering them up at $15 a piece plus shipping. That’s quite a steal! The specs are as follows: NS Geode GX1 core (SC2200)266Mhz Flash 32MB RAM 64MB Video 1280×1024(at 8-bit color), 1024×768 (at 16-bit) 10/100 network 3x usb 1x serial 1x parallel 2x PS/2...
40
39
[ { "comment_id": "223776", "author": "arfink", "timestamp": "2010-11-30T21:05:53", "content": "Um, very cool I guess. But this isn’t a hack…", "parent_id": null, "depth": 1, "replies": [] }, { "comment_id": "223780", "author": "Jake", "timestamp": "2010-11-30T21:06:56", ...
1,760,377,324.195155
https://hackaday.com/2010/11/30/time-lapse-camera-dolly/
Time-lapse Camera Dolly
Mike Szczys
[ "digital cameras hacks" ]
[ "dolly", "skateboard", "time-lapse", "track", "tube" ]
[Brian Grabski] was asked by a friend to design and build a dolly that would move a camera during a time-lapse sequence. Above you can see the product of his toils , and the videos after the break show off the parts that went into the design and showcase effectiveness of the build. The dolly is designed to ride on a pa...
21
21
[ { "comment_id": "223607", "author": "zool", "timestamp": "2010-11-30T20:11:24", "content": "pretty good", "parent_id": null, "depth": 1, "replies": [] }, { "comment_id": "223621", "author": "Cap'n awesome", "timestamp": "2010-11-30T20:17:56", "content": "Not trying to...
1,760,377,324.312595
https://hackaday.com/2010/11/30/pencil-balancer-a-bit-noisy-for-desk-use/
Pencil Balancer A Bit Noisy For Desk Use
Mike Szczys
[ "Robots Hacks" ]
[ "balance", "dynamic vision sensor", "nxp2103", "pencil", "servo" ]
Who wouldn’t want to install this little bot as your newest pencil holder ? Place a pencil tip-down and it will keep it from falling using two motors. There is a Dynamic Vision Sensor for each axis that provides feedback, but it’s not the same as using a camera. These sensors pick up changes in pixel contrast, outputti...
22
22
[ { "comment_id": "223244", "author": "WutanG", "timestamp": "2010-11-30T18:26:15", "content": "I was just thinking of the possibilities if you could scale this thing up! This would be fun if you could scale it all the way up for a person. Then sell it to the Tomato juice company V8 for a witty commer...
1,760,377,324.254731
https://hackaday.com/2010/11/30/unlocking-rs232-serial-comm-on-a-multimeter/
Unlocking RS232 Serial Comm On A Multimeter
Mike Szczys
[ "Tool Hacks" ]
[ "data logging", "multimeter", "rs232", "serial" ]
[Craig] cracked open a multimeter to unlock RS232 serial communications that can be used for data logging. There’s a couple of things that make this possible. First of all, the multimeter’s processor is not covered in a black epoxy blob, leaving the pins exposed for hacking. Second, the chip model is known and [Craig] ...
20
18
[ { "comment_id": "223084", "author": "Dan J.", "timestamp": "2010-11-30T17:42:14", "content": "Could you simply tie the pin to V- to have it permanently enabled or does it require a momentary pulse?", "parent_id": null, "depth": 1, "replies": [] }, { "comment_id": "223130", "a...
1,760,377,324.419372
https://hackaday.com/2010/11/29/phillip-torrone-answers-your-questions/
Phillip Torrone Answers Your Questions
Caleb Kraft
[ "Interviews" ]
[ "interview", "torrone" ]
September 5th, 2004, [ Phillip Torrone ] posts the very first article on a new site called Hackaday.com. He designed our logo, forged our identity, and then moved on to help shape many other hacker friendly groups including Make magazine , and Adafruit technologies . We’re going to be interviewing him once we’ve compil...
71
50
[ { "comment_id": "221149", "author": "SexieWASD", "timestamp": "2010-11-30T00:38:35", "content": "It’s really only been since 04? It seams like I grew up reading hackaday!", "parent_id": null, "depth": 1, "replies": [] }, { "comment_id": "221152", "author": "alankilian", ...
1,760,377,324.506474
https://hackaday.com/2010/12/06/knitting-machine-hack-by-keypad-emulation/
Knitting Machine Hack By Keypad Emulation
Mike Szczys
[ "Arduino Hacks", "home hacks" ]
[ "brother", "keypad", "knitting", "travis goodspeed" ]
https://hackaday.com/wp-…enters.jpg?w=470
[Travis Goodspeed] and Hackaday alum [Fabienne Serriere] joined forces to develop an alternative interface for a knitting machine . They’re working with the Brother KH-930E machine. We saw [Becky Stern] use the same model by manipulating data on an emulated floppy drive for the device. [Travis] and [Fabienne] went a di...
3
3
[ { "comment_id": "261619", "author": "Life2Death", "timestamp": "2010-12-07T02:21:22", "content": "This is what I thought about doing to a sewing machine before cheaper USB ones came out", "parent_id": null, "depth": 1, "replies": [] }, { "comment_id": "263808", "author": "fbz...
1,760,377,324.540304
https://hackaday.com/2010/12/06/star-trek-inspired-pocket-doors/
Star Trek Inspired Pocket Doors
Mike Szczys
[ "home hacks" ]
[ "air compressor", "door", "pneumatic", "sliding", "star trek" ]
Do you have enough confidence in your hacking abilities to build a project into the walls of your home? [Marc] used his skills to build an air-powered sliding door for his bedroom. It is similar to the sliding door you’d find on the Enterprise, two sections that slide nicely into the wall to let you pass. Although the ...
60
50
[ { "comment_id": "258927", "author": "Jim", "timestamp": "2010-12-06T18:21:25", "content": "Me Like….", "parent_id": null, "depth": 1, "replies": [] }, { "comment_id": "259059", "author": "BLuRry", "timestamp": "2010-12-06T18:24:13", "content": "Epic win. Good stuff, ...
1,760,377,324.625275
https://hackaday.com/2010/12/05/hot-resistors-used-for-color-changing-clock-face/
Hot Resistors Used For Color-changing Clock Face
Mike Szczys
[ "chemistry hacks", "clock hacks" ]
[ "heat", "paint", "resistor" ]
[Sprite_TM] built a full clock display using thermochromic paint . This picks up where he left off with his paint-based 7-segment display prototype. He never really saw that design through to a finished project, but he recently came across the leftover paint and decided to do something with it. Instead of making thin t...
38
37
[ { "comment_id": "252417", "author": "Convi", "timestamp": "2010-12-05T20:04:42", "content": "How about sticking it in a nice project box and using painted resistive wire instead of resistors? You could make a nixie-tube-esque display that way!", "parent_id": null, "depth": 1, "replies": ...
1,760,377,324.789904
https://hackaday.com/2010/12/05/breathing-motion-powered-usb-charger/
Breathing Motion Powered USB Charger
Mike Szczys
[ "Wearable Hacks" ]
[ "boost", "breath", "charger", "gear", "rectify" ]
When your batteries run low you can use your body to recharge them. This contraption generates power from chest expansion while breathing . [Jmengel] used some gears from old optical drives to boost the RPM generated by a belt around your torso that he calls a thorax expansion coupler. When you breath in, that belt pul...
32
32
[ { "comment_id": "251874", "author": "Henrik Pedersen", "timestamp": "2010-12-05T17:35:13", "content": "I remember reading somewhere that your lifespan is shortened by wearing a corset because of the extra pressure being put on your body.However I really don’t think that this device is directly harmf...
1,760,377,324.949139
https://hackaday.com/2010/12/04/classical-vcr-head-jog-wheel/
Classical VCR Head Jog Wheel
Caleb Kraft
[ "classic hacks", "Peripherals Hacks" ]
[ "jog wheel", "vcr" ]
[Osgeld] takes on the classic VCR head jog wheel in this instructable . He has done a fantastic job not only in his build quality, but in the quality of the writeup. As he points out, the idea of using the head as a jog wheel isn’t new. His construction and build quality however have yielded a fantastic looking reliabl...
52
50
[ { "comment_id": "247188", "author": "bobdole", "timestamp": "2010-12-04T20:57:28", "content": "grr… instructables.I really wish someone would come up with a good alternative to that horrible site. One that respects your licensing and doesn’t put vital steps of your project behind a paywall. If I lic...
1,760,377,324.882863
https://hackaday.com/2010/12/04/sluggy-wind-speed-sensor/
Sluggy Wind Speed Sensor
James Munns
[ "Linux Hacks" ]
[ "linksys", "mouse", "nas", "nslu2", "ps2", "sensor", "slug", "speed", "wind" ]
Sometimes when we look at a hack, its to see how someone chose those parts for the project. In this case, it would have been hard to see it coming. [Janne Jansson] decided to combine a set of measuring cups, a hacked Linksys NSLU2 NAS, and a PS/2 Mouse together to make a self-contained Wind Speed Sensor for his roof. T...
7
7
[ { "comment_id": "247864", "author": "Malvineous", "timestamp": "2010-12-04T23:45:51", "content": "I wonder why the UPS was required? I would’ve expected it’d be cheaper/more efficient to run the NSLU2 off a battery, apparently it only needs a 5V DC source.", "parent_id": null, "depth": 1, ...
1,760,377,324.993849
https://hackaday.com/2010/12/04/composite-video-with-msp430-chip/
Composite Video With MSP430 Chip
Mike Szczys
[ "Microcontrollers" ]
[ "composite", "launchpad", "RCA", "ti", "video" ]
[NatureTM] used part of the Thanksgiving holiday to get composite video output working with an MSP430 microcontroller. He’s using one of the chips that came with the TI Launchpad, which is a big hardware limitation because of the relatively small code memory and RAM. The chip displays one still image at a resolution of...
24
24
[ { "comment_id": "246258", "author": "st2000", "timestamp": "2010-12-04T16:27:39", "content": "Wow, you got all that into a TI launch pad? No cheating? I’ve two of those just sitting here loosing value as we speak. No wonder they haven’t shipping my TI robot – they’re waiting to see if it’s worth ...
1,760,377,325.107202
https://hackaday.com/2010/11/28/wiffletree-a-mechanical-digital-to-analog-converter/
Wiffletree: A Mechanical Digital To Analog Converter
Mike Szczys
[ "HackIt" ]
[ "binary", "digital to analog con", "selectrix", "typewriter", "whiffletree" ]
This isn’t a hack. But it is a decidedly interesting piece of mechanical technology. The Whiffletree shown above is a way to turn binary data into a mechanical analog value. [Bill Hammack] explains how this assembly is used in a typewriter and how a whiffletree can convert binary data to a set of analog outputs . These...
15
15
[ { "comment_id": "220450", "author": "grenadier", "timestamp": "2010-11-28T21:39:04", "content": "Cool, now build an analytical engine.", "parent_id": null, "depth": 1, "replies": [] }, { "comment_id": "220498", "author": "zool", "timestamp": "2010-11-28T23:29:20", "co...
1,760,377,325.047545
https://hackaday.com/2010/11/28/audio-controlled-party-lights/
Audio Controlled Party Lights
Mike Szczys
[ "LED Hacks" ]
[ "tlc5940" ]
[Thibault Brevet] wanted his own party lighting that pulsed and faded along with the tunes. He ended up building a system based on an Arduino and a PC running Processing. The output from a mixing board is fed into a PC and measured by the Processing script. From there, the calculated light levels are sent to the Arduin...
15
15
[ { "comment_id": "220428", "author": "Bill Porter", "timestamp": "2010-11-28T20:09:07", "content": "Very cool, and good work. But i’d like to see the need for the computer removed in a future version.You’ve offloaded the PWM to dedicated chips, and the audio processing to a computer, what’s left for ...
1,760,377,325.160159
https://hackaday.com/2010/11/28/rfid-spoofer-with-code-and-instructions/
RFID Spoofer With Code And Instructions
Mike Szczys
[ "Security Hacks" ]
[ "125khz", "emulator", "rfid", "spoofer", "tag" ]
Here’s a field-programmable RFID spoofer developed by [Doug Jackson]. He was inspired by the spoofers we looked at near the end of September that didn’t have source code available. With the idea seeded in his mind he figured he could develop his own version, and then decided to share the build details with the rest of ...
11
11
[ { "comment_id": "220417", "author": "Decius", "timestamp": "2010-11-28T19:29:09", "content": "Nice, what uses RFID entry though? To break into businesses? 0,0", "parent_id": null, "depth": 1, "replies": [] }, { "comment_id": "220426", "author": "anon", "timestamp": "2010-...
1,760,377,325.210833
https://hackaday.com/2010/11/28/hackaday-links-november-28-2010/
Hackaday Links: November 28, 2010
Mike Szczys
[ "Hackaday links" ]
[ "binary", "clock", "laser", "parts", "POV" ]
The Clock Clock This digital display is made from several analog clocks with thick hands. Together they make something of a 7-segment display, which can be used to display the time. It reminds us of the “Shared Time” installation we covered previously . [Thanks Drum365 via Anonimiss Files ] Quickly desolder lots of par...
6
6
[ { "comment_id": "220382", "author": "nes", "timestamp": "2010-11-28T16:42:10", "content": "Depopulating a board using hot air is good so long as there isn’t too much on it. I’ve done it with old PSUs and CRT monitors where the components are relatively big and can be sorted easily afterwards.For com...
1,760,377,325.253464
https://hackaday.com/2010/11/27/epic-wooden-marble-run-for-kids-room/
Epic Wooden Marble Run For Kids’ Room
Mike Szczys
[ "home hacks", "Toy Hacks" ]
[ "marble run", "marbles" ]
https://hackaday.com/wp-…le-run.jpg?w=470
Some parents buy kinetic sculptures for their kids at art or craft fairs. Not [Steve Moseley], he turned his kids’ hovel into a sculpture by wrapping a marble run around the entire room . It’s big enough, with so many features that finding a banner image was a bit tough. After the break we’ve embedded a video where you...
30
27
[ { "comment_id": "219927", "author": "Eirikur Hrafnsson", "timestamp": "2010-11-27T23:19:39", "content": "Beautiful :)", "parent_id": null, "depth": 1, "replies": [] }, { "comment_id": "219938", "author": "roy", "timestamp": "2010-11-27T23:42:46", "content": "noice", ...
1,760,377,325.315575
https://hackaday.com/2010/11/27/balancing-inverted-pendulums/
Balancing Inverted Pendulums
Mike Szczys
[ "Robots Hacks" ]
[ "articulated", "balancing", "pendulum" ]
https://hackaday.com/wp-…alance.jpg?w=470
The robot above can balance an inverted pendulum . But wait, it gets better. It can balance an inverted pendulum that is articulated in the middle like the one seen above. Wait, wait, wait… it gets even better. It can start with the pendulum hanging below the sliding carriage, flick back and forth to get the two segmen...
38
38
[ { "comment_id": "219863", "author": "Michael Bradley", "timestamp": "2010-11-27T21:20:54", "content": "Very interesting, curious if we can put a camera pole atop a base like this? but move in x and y.", "parent_id": null, "depth": 1, "replies": [] }, { "comment_id": "219865", ...
1,760,377,325.754497
https://hackaday.com/2010/11/27/barcode-challenge-for-radio-operators/
Barcode Challenge For Radio Operators
Mike Szczys
[ "Radio Hacks" ]
[ "barcode", "matrix", "qr code", "spectrograph" ]
[Scott Harden] came across a few posts about QR code matrix barcodes coming through on the 40m baud radio band. A few operators had captured the signals and assembled them into the code block seen above but they weren’t able to get a clear enough shot for a smartphone to decode the image. [Scott] took on the challenge ...
32
32
[ { "comment_id": "219816", "author": "Jimmy Hartnett", "timestamp": "2010-11-27T19:08:17", "content": "it isn’t “40m baud band” it’s the 40m band (as in 40 Meters wavelength), in digital mode (looks like a PSK31 digital mode waterfall maybe)-Jimmy, ke5tuz", "parent_id": null, "depth": 1, ...
1,760,377,325.901571
https://hackaday.com/2010/12/03/nerf-gun-converted-to-co2-powered-semi-automatic/
Nerf Gun Converted To CO2 Powered Semi-automatic
Mike Szczys
[ "Misc Hacks", "Toy Hacks" ]
[ "delrin", "gun", "nerf", "pom", "rifle", "semi-automatic" ]
[Philysteak527] modified a Nerf rifle , making it semi-automatic thanks to the powers of compressed air. This is not a simple change to make, and rests on his ability to design and manufacture a bolt-action that fits in the gun, works with the Nerf ammo, and uses a CO2 canister and solenoid valve for the firing action....
33
31
[ { "comment_id": "241736", "author": "Durgo", "timestamp": "2010-12-04T00:55:17", "content": "Want", "parent_id": null, "depth": 1, "replies": [] }, { "comment_id": "241913", "author": "heatgap", "timestamp": "2010-12-04T01:35:59", "content": "This would have been my d...
1,760,377,325.672427
https://hackaday.com/2010/12/03/make-your-own-tsa-naked-scanner/
Make Your Own TSA “Naked” Scanner
James Munns
[ "classic hacks", "Medical Hacks" ]
[ "enhanced", "millimeter", "naked", "nude", "satellite", "scan", "TSA" ]
Have you ever wanted to ability to see through objects? Perhaps you have been looking for something special for your own personal TSA role playing adventures? Well, [Jeri Ellsworth] has your back. She has managed to cobble together her own millimeter centimeter wave scanner using a hacked set of Feed Horns (like from a...
82
50
[ { "comment_id": "241485", "author": "Erik Johnson", "timestamp": "2010-12-03T23:52:47", "content": "You mean “TSA Rape Scan” or “Pornographer”?", "parent_id": null, "depth": 1, "replies": [ { "comment_id": "4218198", "author": "tim", "timestamp": "2017-11-25...
1,760,377,325.603747
https://hackaday.com/2010/12/03/water-blob-launcher/
Water-blob Launcher
Mike Szczys
[ "Misc Hacks" ]
[ "launcher", "pneumatic", "PVC", "valve", "water balloon" ]
This rifle-shaped water cannon looks great and packs a big punch. We guess you could say that it’s a water balloon launcher, but the balloons are torn off and drop like the wad from a shotgun shell when fired. So we think this launches water blobs, or orbs, or something along those lines. [Wolf] built it using PVC and ...
39
37
[ { "comment_id": "241249", "author": "CutThroughStuffGuy", "timestamp": "2010-12-03T22:48:42", "content": "[Sarcasm] Alright! Another compressed air and PVC gun! [/Sarcasm]Compressed air and PVC do not mix. Shattered under 100+ psi PVC is really dangerous.", "parent_id": null, "depth": 1, ...
1,760,377,326.041166
https://hackaday.com/2010/12/03/benddesk-multi-touch-furniture/
BendDesk Multi-touch Furniture
Mike Szczys
[ "Multitouch Hacks" ]
[ "camera", "desk", "frustratedtotalinternalreflection", "infrared", "ir", "projector" ]
The BendDesk is a horizontal and a vertical multi-touch display connected as one curved surface. Think of it as a smart white-board and a multi-touch desk all in one. It can be used to sort and edit information, or to play games. Check out “Bend Invaders”, a game demonstrated in the video after the break. When you touc...
23
23
[ { "comment_id": "240335", "author": "Addidis", "timestamp": "2010-12-03T19:44:59", "content": "Awesome, I want one ! :)", "parent_id": null, "depth": 1, "replies": [] }, { "comment_id": "240353", "author": "Graham", "timestamp": "2010-12-03T19:50:23", "content": "Link...
1,760,377,326.099916
https://hackaday.com/2010/12/03/power-all-over-your-body/
Power All Over Your Body
Joseph Thibodeau
[ "chemistry hacks", "green hacks", "Wearable Hacks" ]
[ "energy", "mechanical", "piezo", "research" ]
We know that you can transform the mechanical motions of your body into electrical energy, like when you turn the crank or shake a mechanically-powered flashlight. These types of mechanical motions are quite large compared to many of the day-to-day (and minute-to-minute) actions you perform–for example walking, breathi...
19
19
[ { "comment_id": "239777", "author": "Drake", "timestamp": "2010-12-03T16:46:47", "content": "What if the device was implanted near an artery? Couldn’t it be powered by the pulse then? No need to move and constant power.", "parent_id": null, "depth": 1, "replies": [] }, { "comment...
1,760,377,325.963687
https://hackaday.com/2010/12/03/next-level-robotic-hijinx/
Next-Level Robotic Hijinx
Joseph Thibodeau
[ "Robots Hacks" ]
[ "rov", "WheelChair" ]
Oberon is a wheeled remotely operated vehicle that [LucidScience] built based on an electric wheelchair. The detailed and helpful build log is valuable enough even before considering the vast potential of Oberon’s intended use: strutting around town, scaring the neighbours. We’ve seen other ROVs before, of course, but ...
10
10
[ { "comment_id": "239732", "author": "spiritplumber", "timestamp": "2010-12-03T16:22:00", "content": "http://www.youtube.com/watch?v=9m6H5se6-nEAll worthy goals, but how about a grocery run?", "parent_id": null, "depth": 1, "replies": [] }, { "comment_id": "239993", "author": ...
1,760,377,326.144747