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https://hackaday.com/2011/11/01/amazingly-realistic-skeleton-prop/
Amazingly Realistic Skeleton Prop
Mike Szczys
[ "Holiday Hacks" ]
[ "crow", "halloween", "radio", "servo", "skeleton" ]
[Cjmekeel] spent weeks getting his Halloween display ready this year. The centerpiece of his offering is this full-sized motorized skeleton . But there’s a few other gems that he worked on to compliment it. There’s an old-fashioned radio whose dial moves mysteriously and plays a news flash warning of an escaped mental ...
5
4
[ { "comment_id": "496879", "author": "TSR", "timestamp": "2011-11-01T20:27:35", "content": "If he could quiet up that jaw motor, this would be amazing.Next step? Motion tracking, so it just stares at you.", "parent_id": null, "depth": 1, "replies": [] }, { "comment_id": "496881", ...
1,760,377,042.231009
https://hackaday.com/2011/11/01/halloween-hacks-the-headless-dogman/
Halloween Hacks: The Headless Dogman
Mike Nathan
[ "Holiday Hacks" ]
[ "costume", "hack a week", "Halloween hacks" ]
Typically, when people hear that you’ve made a Halloween costume for your dog, the statement is met with the eye rolling and polite lies about how cute the outfit is. There are few exceptions to this rule, and [Dino’s] latest creation is one of them. For this week’s entry in his Hack a Week series, he created a “Headle...
4
4
[ { "comment_id": "496810", "author": "Mike", "timestamp": "2011-11-01T19:07:59", "content": "Would love to see a shot of this in the dark… particularly since dogs eyes do that creepy greenish glow in low light.", "parent_id": null, "depth": 1, "replies": [] }, { "comment_id": "496...
1,760,377,042.187888
https://hackaday.com/2011/11/01/skeleton-does-a-looney-tunes-style-song-and-dance/
Skeleton Does A Looney Tunes Style Song And Dance
Mike Szczys
[ "Holiday Hacks" ]
[ "dancing", "dyio", "halloween", "michigan j. frog", "skeleton" ]
[Kevin Harrington] throws a curve ball with this skeleton in a coffin. Instead of going for the cheap scare, he conjures memories of old cartoons when the bony figure puts on a song and dance . When activated it leans forward to hang out of the coffin donning a tattered tuxedo and top hat. You can hear the servos worki...
4
4
[ { "comment_id": "496508", "author": "Hirudinea", "timestamp": "2011-11-01T17:12:57", "content": "LOL, that’s great, I’ve never seen a skeleton with epilepsy before!", "parent_id": null, "depth": 1, "replies": [] }, { "comment_id": "496575", "author": "N0LKK", "timestamp":...
1,760,377,042.269742
https://hackaday.com/2011/11/01/led-sexting-belt-buckle/
LED Sexting Belt Buckle
Brian Benchoff
[ "Android Hacks", "Arduino Hacks", "LED Hacks" ]
[ "android", "arduino", "Belt Buckle", "LED array", "sms" ]
For some ungodly reason, [Scott] has a friend that wanted a ‘sexting themed’ Halloween costume. We won’t try to make any presumptions of the creativity or mental stability of [Scott]’s friend, but the SMS scrolling LED belt buckle he came up with is pretty cool. The belt is based around a $13 scrolling LED belt buckle ...
11
6
[ { "comment_id": "496450", "author": "HackerK", "timestamp": "2011-11-01T16:20:05", "content": "Nice!", "parent_id": null, "depth": 1, "replies": [] }, { "comment_id": "496465", "author": "N0LKK", "timestamp": "2011-11-01T16:43:04", "content": "Probably a good Apple wh...
1,760,377,041.828126
https://hackaday.com/2011/10/31/insanely-kludgy-pen-plotter-actually-works/
Insanely Kludgy Pen Plotter Actually Works
Brian Benchoff
[ "hardware" ]
[ "plotter", "pololu" ]
This pen plotter , held together with structural epoxy, is an amazing piece of engineering, and almost as impressive as a bridge made entirely out of Bondo. [Brian] at the Rochester, NY hackerspace Interlock needed to build something for the BarCamp geek “unconference.” To lure BarCamp attendees over to the Interlock t...
10
6
[ { "comment_id": "495755", "author": "Alex", "timestamp": "2011-10-31T19:38:34", "content": "That’s pretty damn cool. I like how he used tractor paper for the feed system. Definitely makes things simpler…", "parent_id": null, "depth": 1, "replies": [] }, { "comment_id": "495759", ...
1,760,377,041.763325
https://hackaday.com/2011/10/31/automated-cd-ripper-build-from-lego-and-other-parts/
Automated CD Ripper Build From Lego And Other Parts
Mike Szczys
[ "cnc hacks" ]
[ "arduino", "cd", "duplicator", "dvd", "lego", "ripper" ]
[Paul Rea] decided it was finally time to get rid his CD and DVD library by ripping the data onto a hard drive. He has a rather extensive collection of discs and didn’t relish the thought of ripping them one at a time. So he set to work building his own automatic CD ripper/duplicator . Right off the bat he had several ...
7
4
[ { "comment_id": "495766", "author": "Ted", "timestamp": "2011-10-31T19:59:31", "content": "“He has a rather extensive collection of discs and didn’t relish the thought of ripping them one at a time.” So instead he opted to spend twice as long building this contraption. ;)It’s ok, I could relate!", ...
1,760,377,042.015231
https://hackaday.com/2011/10/31/preparing-for-the-zombie-apocalypse/
Preparing For The Zombie Apocalypse
Brian Benchoff
[ "Weapons Hacks" ]
[ "defense", "louisville slugger", "zombie" ]
Every reasonable person prepares for the future. Whether it’s matching your employer’s 401k contributions, making sure you have bread and milk before a snow storm, or saving for your kid’s college fund, planning for the future gives you a comfortable life. [Gord] has exceptional foresight; he build an awesome Louisvill...
30
24
[ { "comment_id": "495673", "author": "Hirudinea", "timestamp": "2011-10-31T17:34:31", "content": "Batter up, zombie down!", "parent_id": null, "depth": 1, "replies": [] }, { "comment_id": "495677", "author": "deathventure", "timestamp": "2011-10-31T17:38:58", "content"...
1,760,377,042.083518
https://hackaday.com/2011/10/31/old-school-projector-turned-digital/
Old-school Projector Turned Digital
Brian Benchoff
[ "classic hacks", "LED Hacks" ]
[ "Nokia LCD", "projector", "slide projector" ]
Who hasn’t thought about turning a 1950s slide projector into a digital projector? [Matt] did, but unlike most of us, he actually did it . [Matt]’s friend [Angus] found an old, single-slide, sans-carousel slide projector in the trash. It’s a wonderful piece of ancient technology with a fabric insulated power cord and b...
21
14
[ { "comment_id": "495617", "author": "Ren", "timestamp": "2011-10-31T15:20:38", "content": "I wish the site had included pictures of the LCD and ATMEL circuit boards, and/or schematic.", "parent_id": null, "depth": 1, "replies": [ { "comment_id": "495754", "author": ...
1,760,377,041.716341
https://hackaday.com/2011/10/31/color-organ-tiki-o-lantern/
Color Organ Tiki-o’-lantern
Brian Benchoff
[ "Holiday Hacks" ]
[ "color organ", "Halloween hacks", "jack-o-latern" ]
The Halloween parties this weekend are over, but that doesn’t mean there’s not time for a few more to finish a build before children start knocking on doors tonight. [formori] at Lakehead University wanted to do something spectacular for a pumpkin carving contest, so he and a few other EE students came up with a tiki-o...
7
4
[ { "comment_id": "495593", "author": "Brett W. (FightCube.com)", "timestamp": "2011-10-31T14:27:22", "content": "Very cool. Now that you said it’s one of the best pumpkins you’ve seen on HAD, be prepared for a flood of “mine’s better!”Here’s mine… not better but similar.http://i.imgur.com/vuWti.jpgI...
1,760,377,041.872695
https://hackaday.com/2011/10/31/arduino-controlled-four-socket-outlet/
Arduino Controlled Four Socket Outlet
Brian Benchoff
[ "Arduino Hacks" ]
[ "arduino", "relays" ]
Never get between a man and his salami. [Mike] needed a way to control temperature, humidity and airflow with his meat curing setup. Of course he could modify a refrigerator and humidifier to be controlled separately, but [Mike] decided the best course of action would be to control line voltage with an Arduino . [Mike]...
27
16
[ { "comment_id": "495474", "author": "Doc Oct", "timestamp": "2011-10-31T11:57:45", "content": "He better be careful flashing a CFL like that. Those things don’t like to be switched a lot, dramatically reduces the lifespan of the bulb. Neat project otherwise.", "parent_id": null, "depth": 1, ...
1,760,377,042.148638
https://hackaday.com/2011/10/30/two-dj-hero-controllers-turned-into-a-giant-etch-a-sketch/
Two DJ Hero Controllers Turned Into A Giant Etch A Sketch
Brian Benchoff
[ "Peripherals Hacks" ]
[ "dj hero", "etch a sketch", "game controller" ]
[Ryan] sent in a little project he’s been working on. After he got his hands on a pair of DJ Hero controllers, he figured he needed to pull controller data off them. After plugging in his two DJ Hero controllers to a breakout board, [Ryan] discovered the turntables communicate on an I2C bus. A Teensy was thrown into th...
12
7
[ { "comment_id": "495055", "author": "AbsoluteZero", "timestamp": "2011-10-30T19:59:36", "content": "Nice, I’d like to pick up one of these and integrate it with some music/midi/synth/sequencer stuff I’m working with.", "parent_id": null, "depth": 1, "replies": [ { "comment_...
1,760,377,042.321482
https://hackaday.com/2011/10/29/weekly-roundup-102911/
Weekly Roundup 10/29/11
Jack Buffington
[ "Weekly Roundup" ]
[ "weekly roundup" ]
In case you missed them the first time, here are the most popular posts from this week: Our most popular post this week was about how to use HTML5 to display sensor data . This is a pretty interesting demo of the new web technology. Next up is a post about an animatronic zombie that can crawl around via remote control...
0
0
[]
1,760,377,042.62446
https://hackaday.com/2011/10/28/ants-duke-it-out-in-the-ai-challenge/
Ants Duke It Out In The AI Challenge
Mike Szczys
[ "Misc Hacks" ]
[ "ai", "artificial in", "programming" ]
All of those orange, cyan, and yellow dots represent digital ants fighting for supremacy. This is a match to see who’s AI code is better in the Google backed programming competition: The AI Challenge . Before you go on to the next story, take a hard look at giving this a try for yourself. It’s set up as a way to get mo...
19
10
[ { "comment_id": "493665", "author": "Punkguyta", "timestamp": "2011-10-29T00:15:44", "content": "This is a rather peculiar thing to see Google do, in 3D, let alone 2D. I will definitely keep tuned on this one.I think the demand for AI development should be increased substantially, it would help our ...
1,760,377,042.454296
https://hackaday.com/2011/10/28/upgrading-a-solar-lamp-to-charge-an-ipad/
Upgrading A Solar Lamp To Charge An IPad
Mike Nathan
[ "Solar Hacks" ]
[ "ikea", "MintyBoost", "solar power", "Sunnan lamp", "upgrades" ]
[Phillip] and the crew at Voltaic Systems took a look at the Sunnan solar powered desk lamp from IKEA a while back, and while they thought it was pretty useful, there were definitely some things they wanted to change. First on their list of revisions was to increase the capacity of the stock battery pack. Taking the la...
16
13
[ { "comment_id": "493617", "author": "Oscar", "timestamp": "2011-10-28T22:19:04", "content": "This is a really cool Idea. I like how they’ve illustrated every step on the initial website. I want to look at this for myself. Thanks guys.", "parent_id": null, "depth": 1, "replies": [] }...
1,760,377,042.507835
https://hackaday.com/2011/10/28/halloween-hacks-arc-reactor-costume/
Halloween Hacks: Arc Reactor Costume
Brian Benchoff
[ "Holiday Hacks" ]
[ "arc reactor", "costume", "Halloween hacks" ]
Halloween is the time of year where you can dress up as a pirate, muppet, or superhero and no one will bat an eye. During this holiday of expanded social permissiveness, [Nbitwonder] decided that building an Arc Reactor from Iron Man would be appreciated by his engineering cohort. The ‘body’ of the reactor was manufact...
4
4
[ { "comment_id": "493560", "author": "macegr", "timestamp": "2011-10-28T21:10:43", "content": "I was hoping they were going as an arc reactor…you know, just a giant, walking, standalone arc reactor with arms legs and head.", "parent_id": null, "depth": 1, "replies": [] }, { "comme...
1,760,377,042.965391
https://hackaday.com/2011/10/28/motor-drivers-half-h-bridge-with-brake-and-more/
Motor Drivers: Half H-bridge With Brake And More
Mike Szczys
[ "Robots Hacks" ]
[ "brake", "h-bridge", "half-bridge", "motor controller", "pwm" ]
Here’s a nice little circuit that will drive a motor and allow you to stop its rotation, giving your robot a set of brakes. It’s part of [JM’s] post about the in’s and out’s of building microcontroller friendly motor controllers ( translated ). This particular setup is a half H-bridge. It allows you to drive the motor ...
11
8
[ { "comment_id": "493516", "author": "pelrun", "timestamp": "2011-10-28T19:40:14", "content": "I’d not consider the ground-side mosfet as ‘optional’, since without it the braking mosfet will short Vcc to ground…", "parent_id": null, "depth": 1, "replies": [] }, { "comment_id": "49...
1,760,377,043.056121
https://hackaday.com/2011/10/28/the-basics-of-reading-data-from-resistive-touchscreens/
The Basics Of Reading Data From Resistive Touchscreens
Mike Szczys
[ "Microcontrollers" ]
[ "pic", "resistive", "touchscreen" ]
[Chris] just posted his latest tutorial which shows you how to read position data from a resistive touchscreen . These devices are fairly simple, and since they’re used in a lot of consumer electronics you can pick one up for a few bucks. This looks like it is overstock for an old Palm device. The interface is simple, ...
5
4
[ { "comment_id": "493660", "author": "Rob Wentworth", "timestamp": "2011-10-28T23:52:06", "content": "You can *solder* small wires (like magnet wire salvaged from a scrap motor) to these with conductive paint like you can buy at an auto parts store for repairing a rear window defroster.You can then s...
1,760,377,042.816205
https://hackaday.com/2011/10/28/detailed-tutorial-shows-how-to-unleash-your-inner-michael-knight/
Detailed Tutorial Shows How To Unleash Your Inner [Michael Knight]
Mike Nathan
[ "LED Hacks", "Microcontrollers" ]
[ "larson scanner", "leds", "pwm" ]
Our own [Mike Szczys] recently sat down and put together a great tutorial on building a Larson Scanner. The ubiquitous circuit is usually one of the first few projects on a budding hackers list of things to build, since they are just so darn fun. Simple versions of the scanner sweep back and forth lighting the LEDs wit...
12
5
[ { "comment_id": "493415", "author": "charliex", "timestamp": "2011-10-28T17:16:44", "content": "Rather than use 74HC595 for expand-ability you can charlieplex them instead. eghttp://wiki.032.la/nsl/Cylon_III", "parent_id": null, "depth": 1, "replies": [] }, { "comment_id": "49345...
1,760,377,042.923561
https://hackaday.com/2011/10/30/pocketstation-as-two-factor-authentication/
PocketStation As Two-factor Authentication
Brian Benchoff
[ "Security Hacks" ]
[ "two-factor authentication" ]
[DarkFader] sent in his build that implements two-factor authentication on a Sony PocketStation . The PocketStation was a PS1 accessory intended to be a competitor to the Dreamcast VMU . [DarkFader] wrote an app for his PocketStation using a fabulous PocketStation emulator and uploaded it with the PS3 memory card adapt...
7
7
[ { "comment_id": "494932", "author": "Ptolom", "timestamp": "2011-10-30T14:16:01", "content": "But security through depth isn’t the same thing as security through obscurity though. The former uses two different types of authentication, reducing the chances of an attacker compromising both. The latter...
1,760,377,043.006924
https://hackaday.com/2011/10/29/ball-of-dub-has-lots-of-wub/
Ball Of Dub Has Lots Of Wub
Brian Benchoff
[ "digital audio hacks" ]
[ "accelerometer", "arduino", "dubstep", "electronic music" ]
[Lizzie] from LustLab sent in her Ball of Dub that turns a few accelerometer and a digital audio workstation and turns everything into an aural experience of wubs and dubs. The Ball of Dub can turn just about anything into dubstep, and does so with a fairly interesting user interface. There isn’t a build log for the Ba...
23
15
[ { "comment_id": "494442", "author": "jeicrash", "timestamp": "2011-10-29T22:33:19", "content": "That sounds just like a regular song playing, I can’t think of which one it is, but I’m going to be skeptical on this one till more is posted.", "parent_id": null, "depth": 1, "replies": [] ...
1,760,377,042.872358
https://hackaday.com/2011/10/29/halloween-hacks-larger-than-life-costume-made-from-an-inflatable-lawn-ornament/
Halloween Hacks: Larger Than Life Costume Made From An Inflatable Lawn Ornament
Mike Nathan
[ "Holiday Hacks" ]
[ "Halloween hacks", "lawn ornaments", "Stay Puft" ]
[Brian] was trying to decide on a Halloween costume this year, and while looking through his lawn decorations , inspiration struck. In his collection he had a 9 foot tall inflatable Stay Puft Marshmallow Man, and being a guy who likes to go big or go home , he knew he had to find a way to wear it. The first task he had...
27
20
[ { "comment_id": "494327", "author": "spiritplumber", "timestamp": "2011-10-29T19:11:56", "content": "ARE YOU A GOD?", "parent_id": null, "depth": 1, "replies": [] }, { "comment_id": "494331", "author": "EFH", "timestamp": "2011-10-29T19:21:47", "content": "I emptied m...
1,760,377,043.193023
https://hackaday.com/2011/10/29/cellphone-battery-booster-built-at-the-checkout-counter/
Cellphone Battery Booster Built At The Checkout Counter
Mike Szczys
[ "Cellphone Hacks" ]
[ "battery", "boost", "charger", "radio shack", "smart phone" ]
When you’re away from home and your cellphone runs out of juice it can be a real downer. Sure, you could find a store and buy a wall charger, but wouldn’t it be more fun to build your own battery booster without using tools ? [Spiritplumber] did just that, popping into a Radio Shack for the parts, then making his how-t...
40
22
[ { "comment_id": "494283", "author": "Dug", "timestamp": "2011-10-29T18:19:41", "content": "Great hack, simple but the use of the diode makes it.Maybe I’m missing something; but is there a reason why he says to use Alkaline rather than rechargables? What’s the problem with using rechargables for this...
1,760,377,043.268959
https://hackaday.com/2011/10/29/bluetooth-for-android-open-accessories/
Bluetooth For Android Open Accessories
Brian Benchoff
[ "Android Hacks" ]
[ "android", "Android open accessory", "bluetooth", "ioio" ]
[Ytai], the lead developer for the IOIO breakout board for the Android Open Accessory kit, figured out how to control just about anything from an Android phone wirelessly over Bluetooth . When [Ytai] first announced the IOIO breakout board for Android devices, one of the commentors on his post said a standard Bluetooth...
13
12
[ { "comment_id": "494322", "author": "trandi", "timestamp": "2011-10-29T19:00:36", "content": "just to point out that the IOIO works on principally on ADB, which has the advantage of being supported by all Android versions > 1.5.ADK is also supported, but still in beta I think…", "parent_id": nul...
1,760,377,043.316243
https://hackaday.com/2011/10/29/synthesizing-sound-with-a-light-sensitive-pen-and-crt-television/
Synthesizing Sound With A Light Sensitive Pen And CRT Television
Mike Szczys
[ "digital audio hacks", "Video Hacks" ]
[ "atmega8", "crt", "light", "pen", "phototransistor", "television" ]
Here’s the latest project from [Niklas Roy’s] workshop. Lumenoise is an audio synthesizer controlled by drawing with a light-sensitive pen on a CRT television. The pen is a self-contained module which connects to the TV via audio and composite video RCA plugs. Inside the clear pen housing you’ll find a microcontroller ...
7
7
[ { "comment_id": "494219", "author": "aztraph", "timestamp": "2011-10-29T17:00:28", "content": "it’s an 8 bit wonderland!", "parent_id": null, "depth": 1, "replies": [] }, { "comment_id": "494247", "author": "mjrippe", "timestamp": "2011-10-29T17:34:48", "content": "I ...
1,760,377,043.36251
https://hackaday.com/2011/10/29/wii-remote-controling-the-vehicle-youre-riding-in/
Wii Remote Controling The Vehicle You’re Riding In
Mike Szczys
[ "Nintendo Hacks", "Transportation Hacks" ]
[ "accelerometer", "arduino", "go cart", "wii remote" ]
Make sure your health insurance premiums are all paid up; if you decide to replicate this project you may need it. [Corey], [Kris], and [Jess] built their own go cart which is controlled with a Wii remote . The website has a poor navigation scheme, but if you hover over the horizontal menu bar you can get quite a bit o...
20
17
[ { "comment_id": "494137", "author": "ejonesss", "timestamp": "2011-10-29T14:15:03", "content": "while the idea is good for making car platform universal so if you are going to travel overseas you dont need to buy or rent another car because the steering wheel and pedals is on the opposite side.i thi...
1,760,377,043.464694
https://hackaday.com/2011/10/28/halloween-hacks-a-light-and-music-show-fit-for-jack-skellington/
Halloween Hacks: A Light And Music Show Fit For [Jack Skellington]
Mike Nathan
[ "Arduino Hacks", "Holiday Hacks", "Musical Hacks" ]
[ "arduino", "Halloween hacks", "jack o lantern", "music", "singing" ]
[Greg] was looking for something to build using his recently acquired Arduino, and with Halloween approaching, he thought a cool light display would make a great project. He browsed around online and found this tutorial that shows how to build a chorus of singing pumpkins controlled by a computer’s parallel port. Since...
4
3
[ { "comment_id": "493538", "author": "Willy", "timestamp": "2011-10-28T20:27:37", "content": "I love that ‘fat’ looking pumpkin (top row second from left)", "parent_id": null, "depth": 1, "replies": [ { "comment_id": "493558", "author": "Jamie", "timestamp": ...
1,760,377,043.411221
https://hackaday.com/2011/10/28/you-probably-do-not-have-time-to-build-this-incredible-dead-space-costume/
You Probably Do Not Have Time To Build This Incredible Dead Space Costume.
Jesse Congdon
[ "Holiday Hacks", "Misc Hacks" ]
[ "Dead Space", "halloween costume", "Halloween hacks", "mold" ]
What happens when an unemployed sailor has a ton of time on his hands? Well, evidently they become an extremely skilled prop builder. Then again our only reference point is [Throssoli]’s excellent Dead Space suit build . [Throssoli] started this ambitious project by setting a months deadline for the helmet . Although h...
7
6
[ { "comment_id": "493407", "author": "MobileWill", "timestamp": "2011-10-28T16:20:33", "content": "I found my costume!! This awesome costume for an awesome game.", "parent_id": null, "depth": 1, "replies": [] }, { "comment_id": "493408", "author": "MobileWill", "timestamp"...
1,760,377,043.580535
https://hackaday.com/2011/10/28/hackaday-links-october-28th-2011/
Hackaday Links: October 28th, 2011
Brian Benchoff
[ "Hackaday links" ]
[ "cnc", "halloween costume", "heat sink", "led", "makerbot", "multicolor", "pic32mx", "radial engine" ]
An accidental radial engine Hack A Day’s very own [Jeremy Cook] was trying to figure out how to push four ‘arms’ out one at a time. What he came up with is a very nice model of a radial engine . Everything was cut on a CNC router and a motor from an air freshener provides the power. Using a candle to produce light [Chr...
24
14
[ { "comment_id": "493319", "author": "Alex", "timestamp": "2011-10-28T14:13:55", "content": "Fix your anchor tag on the radial engine link. You have an escaped set of quotation marks at the end that break the link.", "parent_id": null, "depth": 1, "replies": [ { "comment_id"...
1,760,377,043.686562
https://hackaday.com/2011/10/28/pololu-compatable-relay-driver/
Pololu Compatible Relay Driver
Brian Benchoff
[ "hardware" ]
[ "pololu", "relay", "reprap" ]
[Bart] built a couple dozen Pololu compatible relay drivers . If you have a Reprap, you’re probably familiar with the Pololu stepper motor driver . These tiny pieces of kit provide stepper motor control for Gen 6 , RAMPS , or Sanguinololu Reprap electronics. There’s a small problem with all these boards, though; there’...
3
3
[ { "comment_id": "493288", "author": "Philippe", "timestamp": "2011-10-28T13:35:20", "content": "Compatible", "parent_id": null, "depth": 1, "replies": [] }, { "comment_id": "493375", "author": "Brett W. (FightCube.com)", "timestamp": "2011-10-28T15:28:30", "content": ...
1,760,377,043.626929
https://hackaday.com/2011/10/27/crawling-zombie-is-shockingly-creepy/
Crawling Zombie Is Shockingly Creepy
Mike Szczys
[ "Holiday Hacks" ]
[ "crawler", "halloween", "rc", "zombie" ]
When [Mark] sent in the tip about this crawling zombie prop he said that it didn’t sound scary but warned us that it is terrifying when you see it. He’s absolutely right, the video after the break shows some remarkably undead movement from the thing. This crawler is actually radio controlled . Details are brief, but th...
28
24
[ { "comment_id": "492777", "author": "wifigod", "timestamp": "2011-10-27T23:07:30", "content": "QWOP: Zombie Edition", "parent_id": null, "depth": 1, "replies": [] }, { "comment_id": "492789", "author": "Joe", "timestamp": "2011-10-27T23:42:27", "content": "This looks ...
1,760,377,043.80281
https://hackaday.com/2011/10/27/diy-thermostat-keeps-the-harsh-winter-cold-at-bay/
DIY Thermostat Keeps The Harsh Winter Cold At Bay
Mike Nathan
[ "ATtiny Hacks", "home hacks" ]
[ "attiny", "DS18B20", "thermostat" ]
[Phil’s] parents grow their own organic food, but the harsh Ukraine winters make storing it a difficult proposition. Since it can drop to -30°C on occasion, they asked him to find a way to keep their storeroom at around 5-7°C above zero. He decided to construct his own programmable thermostat to keep things in check, a...
13
11
[ { "comment_id": "492756", "author": "Flood_of_SYNs", "timestamp": "2011-10-27T22:32:56", "content": "Nice build.His accent reminds me of.. “I know…..how to count….alllll de way to schfifty five.” lol", "parent_id": null, "depth": 1, "replies": [] }, { "comment_id": "492845", ...
1,760,377,043.738901
https://hackaday.com/2011/10/27/3d-printed-electromechanical-computer/
3D Printed Electromechanical Computer
Brian Benchoff
[ "hardware" ]
[ "3d printer", "analytical engine", "electromechanical", "reprap" ]
A few nights ago, [Chris Fenton] was hanging out at NYC Resistor putting in some time on his electromechanical computer project. You might remember [Chris] from his tiny Cray that he’s putting an OS on . It seems [Chris] is going back in time about 150 years and has set his sights on a 3D printed version of [Babbage]’s...
23
8
[ { "comment_id": "492721", "author": "userjjb", "timestamp": "2011-10-27T21:23:03", "content": "Maybe I’m missing something, but nowhere in the video do I hear mention of him planning to build either of Babbage’s machines. He just aays he’s building an “electromechanical computer”.Feel free to point ...
1,760,377,043.971808
https://hackaday.com/2011/10/27/vigos-stare-follows-you-wherever-you-go/
[Vigo’s] Stare Follows You Wherever You Go
Mike Szczys
[ "Holiday Hacks", "Kinect hacks" ]
[ "eyes", "ghostbusters", "halloween", "Kinect", "painting" ]
https://hackaday.com/wp-…207668.jpg?w=470
To decorate the office for Halloween [Eric] decided to make [Vigo the Carpathian] stare at passersby . We hope that readers recognize this image, but for those younger hackers who don’t, this painting of [Vigo] played an important part in the classic film Ghostbusters II . In the movie, his eyes appeared to be followin...
20
13
[ { "comment_id": "492691", "author": "bob", "timestamp": "2011-10-27T20:26:45", "content": "Cool hack to make use of something taken from a really really bad sequel.", "parent_id": null, "depth": 1, "replies": [ { "comment_id": "492853", "author": "Haku", "ti...
1,760,377,043.913762
https://hackaday.com/2011/10/27/hacked-parking-disc-can-be-controlled-remotely/
Hacked Parking Disc Can Be Controlled Remotely
Mike Nathan
[ "Microcontrollers", "Transportation Hacks" ]
[ "atmega", "gps", "gsm", "parking disc" ]
If you have ever traveled around Europe, you are likely familiar with parking discs. Required in many countries that would rather not deal with parking meters, these devices are placed in the front of a car’s window, and indicate when the vehicle was parked. When parking enforcement officers come through the area, it m...
30
18
[ { "comment_id": "492640", "author": "Bigdeal", "timestamp": "2011-10-27T19:07:48", "content": "Do you guys have an LCD parking disc? It would cry for hacking! Ours (in Belgium) is in plain paper, and you risk huge fines if you’re found with a disc that isn’t street legal, such as those mounted on a ...
1,760,377,044.037211
https://hackaday.com/2011/10/27/recreating-the-commodore-pet-with-an-fpga/
Recreating The Commodore PET With An FPGA
Mike Nathan
[ "classic hacks" ]
[ "commodore", "fpga", "pet", "xilinx" ]
[Thomas’] love affair with Commodore computers spans well over 30 years, and not too long ago he decided to recreate one of his favorite Commodore offerings , the PET. As we have seen with similar undertakings , this sort of project is no easy task, but [Thomas] seems to be making his way along nicely. Using a Xilinx S...
18
11
[ { "comment_id": "492626", "author": "joushou", "timestamp": "2011-10-27T18:49:25", "content": "It’s not doubled, it’s quadrupled. If you double vertical (200->400), as well as horizontal resolution (320->640), you get 4 times the area, 64000 pixels vs. 256000 pixels. Therefore, each pixel is quadrup...
1,760,377,044.09376
https://hackaday.com/2011/10/27/a-simple-induction-heater/
A Simple Induction Heater
Jeremy Cook
[ "Misc Hacks" ]
[ "eddy current", "heater", "induction heater" ]
For those of you not familiar, an induction heater is a device capable of heating something up very rapidly using a changing magnetic field. [RMC Cybernetics] decided to build one and was nice enough to write up the project for the Internet’s learning and amusement. A full explanation as well as a schematic and build i...
23
13
[ { "comment_id": "492540", "author": "grenadier", "timestamp": "2011-10-27T17:17:57", "content": "I can do this better :p", "parent_id": null, "depth": 1, "replies": [] }, { "comment_id": "492555", "author": "mk2soldier", "timestamp": "2011-10-27T17:31:03", "content": ...
1,760,377,044.244159
https://hackaday.com/2011/10/27/a-smartphone-dock-for-your-arm-why-not/
A Smartphone Dock For Your Arm? Why Not?
Jeremy Cook
[ "Cellphone Hacks", "Medical Hacks" ]
[ "disability", "forearm", "handicapped", "nokia", "phone", "prosthetic" ]
https://hackaday.com/wp-…36922c.jpg?w=460
Why not that is, if you have a prosthetic arm. Although it’s hard to believe we haven’t seen this before, [Trevor Prideaux], according to [The Telegraph’s] article , “has become the world’s first ever patient to have a smartphone docking system built into his prosthetic arm.” [Trevor] was born without a forearm, and, a...
20
14
[ { "comment_id": "492500", "author": "Chris", "timestamp": "2011-10-27T16:25:07", "content": "Next hack: writing an Android app to control the action on that hook! 10,000 RPM > GO!", "parent_id": null, "depth": 1, "replies": [] }, { "comment_id": "492503", "author": "Mike Szcz...
1,760,377,044.297719
https://hackaday.com/2011/10/27/video-pwm-on-the-atmega328p/
Video: PWM On The ATmega328p
Jack Buffington
[ "News", "Video Hacks" ]
[ "3pi", "atmega328p", "video hacks" ]
This week we continue on with another video in our series about how to program for the ATmega328p processor using C. The ATmega328p is at the heart of many Arduino boards. If you have been using them but want to add some more horsepower to your projects, this series of videos is for you. In this video, [Jack] talks abo...
5
5
[ { "comment_id": "492474", "author": "Eraser", "timestamp": "2011-10-27T15:42:35", "content": "Awesome, great video.", "parent_id": null, "depth": 1, "replies": [] }, { "comment_id": "492492", "author": "Kirill", "timestamp": "2011-10-27T16:07:14", "content": "This 3pi...
1,760,377,044.33807
https://hackaday.com/2011/10/27/now-pictures-on-the-internet-can-be-faked/
Now Pictures On The Internet Can Be Faked
Brian Benchoff
[ "Software Hacks" ]
[ "'shopped!", "photoshop", "siggraph" ]
We know it’s shopped, but we can’t tell because of the pixels. PhD student [Kevin Karsch] along with a few other friends will be presenting their methods to render objects into preexisting photos at SIGGRAPH Asia next month. The paper (PDF…) covers how [Kevin] et al. go about putting impossible objects into photos. The...
56
25
[ { "comment_id": "492416", "author": "Fallen", "timestamp": "2011-10-27T14:12:14", "content": "Maybe I’m dense, but I didn’t see any impossible shapes.Really cool algorithm nonetheless. I could imagine this has some really neat applications.", "parent_id": null, "depth": 1, "replies": [] ...
1,760,377,044.471702
https://hackaday.com/2011/10/27/halloween-hacks-simple-robotic-skull-is-a-perfect-last-minute-decoration/
Halloween Hacks: Simple Robotic Skull Is A Perfect Last Minute Decoration
Mike Nathan
[ "Arduino Hacks", "Holiday Hacks" ]
[ "animatronic", "arduino", "Halloween hacks", "servo", "skull" ]
If you haven’t taken the time to put your decorations together it’s time to get a move on. With Halloween just around the corner big elaborate displays are pretty much out of the question, but [Boris] and the team over at Open Electronics have a simple project that’s sure to be a hit with the Trick or Treaters. Using a...
3
1
[ { "comment_id": "492786", "author": "NewCommenter1283", "timestamp": "2011-10-27T23:34:01", "content": "sweet skull, muhahahaha (evil laugh)buuut… if you use a bandpass filter, before feeding the audio to the uC, then you can get the jaw to move to loud VOICE (mid range freq.s) instead of loud voice...
1,760,377,044.382065
https://hackaday.com/2011/10/26/rooting-sony-prs-t1-lets-you-get-at-the-android-goodies/
Rooting Sony PRS-T1 Lets You Get At The Android Goodies
Mike Szczys
[ "Android Hacks" ]
[ "ebook", "prs-t1", "root", "rooted", "rooting", "sony" ]
Cries of “I am root!” abound once again with the rooting of Sony’s PRS-T1 eBook reader. The eBook Reader Blog took the original rooting directions and then looked at some of the things you can do with root access . This hardware is based around an ePaper display, but we must say that the performance seems to be fantast...
26
20
[ { "comment_id": "491706", "author": "Brook Keele", "timestamp": "2011-10-26T21:31:46", "content": "Be Careful or Sony will sue you for reverse engineering.", "parent_id": null, "depth": 1, "replies": [] }, { "comment_id": "491723", "author": "kaye", "timestamp": "2011-10-...
1,760,377,044.533414
https://hackaday.com/2011/10/26/macetech-takes-on-its-own-ambilight-clone-hack/
Macetech Takes On Its Own Ambilight Clone Hack
Mike Szczys
[ "home entertainment hacks", "LED Hacks" ]
[ "ambilight", "boblight", "macetech", "rgb" ]
[Garrett Mace] decided to beef up his 58 inches of plasma with 60 Watts of LED lighting. After seeing a ton of Ambilight clones using his LED modules, he’s built his own powerful system . Not surprisingly, it’s nothing short of professional-grade work. Kudos to [Garrett] for showing the entire process in the video afte...
23
18
[ { "comment_id": "491676", "author": "dave", "timestamp": "2011-10-26T20:56:04", "content": "Amazing results.", "parent_id": null, "depth": 1, "replies": [] }, { "comment_id": "491684", "author": "Opa", "timestamp": "2011-10-26T21:01:42", "content": "just awesome", ...
1,760,377,044.721319
https://hackaday.com/2011/10/26/halloween-time-machine-simulator-built-into-an-outhouse/
Halloween Time Machine Simulator Built Into An Outhouse
Mike Szczys
[ "Holiday Hacks" ]
[ "halloween", "outhouse", "time machine" ]
[Sam] is an avid Halloween builder and has been hard at work on a time-machine simulator for this year’s festivities ( alternate link ). He recently assembled the enclosure which is seen above. It’s got room for two riders who will be strapped in place, with plenty of interior items to keep them occupied. There will be...
24
15
[ { "comment_id": "491621", "author": "Yoseph Asher", "timestamp": "2011-10-26T19:59:30", "content": "Dude.. This is awesome!.. Makes me wish I could take a ride!..", "parent_id": null, "depth": 1, "replies": [] }, { "comment_id": "491622", "author": "Digitalundernet", "tim...
1,760,377,044.649043
https://hackaday.com/2011/10/26/custom-flat-cables-to-suit-your-needs/
Custom Flat Cables To Suit Your Needs
Mike Szczys
[ "Arduino Hacks", "Misc Hacks" ]
[ "android", "motorola", "on-the-go", "otg", "usb", "usb otg", "xoom" ]
[Cosimo Orlando] has a Motorola Xoom tablet. It’s an Android device that works great as a tablet, but can double as a Laptop when you need it to by adding a keyboard. The problem he was having is that the USB On-The-Go cables that he tried were never the right size or orientation. So he scavenged them for parts and bui...
17
12
[ { "comment_id": "491556", "author": "nartacht", "timestamp": "2011-10-26T18:50:21", "content": "It looks like what we know in the UK as ‘sticky-back plastic’ or Fablon – essentially adhesive backed vinyl or PVC sheet.", "parent_id": null, "depth": 1, "replies": [] }, { "comment_i...
1,760,377,044.585521
https://hackaday.com/2011/10/26/halloween-hacks-terrifying-mask-follows-you-everywhere/
Halloween Hacks: Terrifying Mask Follows You Everywhere
Brian Benchoff
[ "Holiday Hacks" ]
[ "arduino", "Halloween hacks", "PIR sensor", "wave shield" ]
It’s less than 5 days away from Halloween and the projects to scare small children are pouring in. [Noel] sent in his robotic Halloween mask he’s been working on, and the only way his build could be any better is by placing it underneath a child’s bed. [Noel] took the mask he used last year and stuffed a few styrofoam ...
2
2
[ { "comment_id": "491598", "author": "austin", "timestamp": "2011-10-26T19:28:51", "content": "would be more terrifying if it was a weeping angel(from dr who) that moved when someone was in range but NOT looking at it", "parent_id": null, "depth": 1, "replies": [] }, { "comment_id...
1,760,377,044.791835
https://hackaday.com/2011/10/26/nintenduo-stuffs-an-nes-and-snes-in-the-same-case/
Nintenduo Stuffs An NES And SNES In The Same Case
Brian Benchoff
[ "Nintendo Hacks" ]
[ "console modding", "nes", "retro duo", "snes" ]
[lovablechevy] loves her Retro Duo console, especially since it takes up less space than the NES and SNES it has replaced. There’s a small problem though: the Retro Duo isn’t 100% compatible with her old Nintendo cartridges. Battletoads is a deal breaker for her, so she built Nintenduo , an NES/SNES console that uses a...
26
16
[ { "comment_id": "491349", "author": "chango", "timestamp": "2011-10-26T15:03:45", "content": "She should put that inside a working Gamecube for good measure. I humbly offer up the name “Nintenducken”.", "parent_id": null, "depth": 1, "replies": [ { "comment_id": "491555", ...
1,760,377,045.729814
https://hackaday.com/2011/10/25/wicked-use-of-html5-to-display-sensor-data/
Wicked Use Of HTML5 To Display Sensor Data
Mike Szczys
[ "Microcontrollers" ]
[ "html5", "javascript", "json", "mbed", "qr code", "sensor", "websockets" ]
https://hackaday.com/wp-…071160.png?w=470
This project shows you one possible way to use HTML5 to fully integrate sensor data from a microcontroller into our technological lives. Now, when we saw this tip come through our inbox we thought it would be an interesting example to learn from but we weren’t ready for how truly cool the setup is. Take a look at the v...
33
19
[ { "comment_id": "490518", "author": "Ren", "timestamp": "2011-10-25T16:47:16", "content": "Or in the future, photograph the QR code off a friends thermostat and mess with their house temperature while you are both at work?", "parent_id": null, "depth": 1, "replies": [ { "co...
1,760,377,045.135336
https://hackaday.com/2011/10/25/millivolt-meter-nixie-clock/
Millivolt Meter Nixie Clock
Brian Benchoff
[ "clock hacks", "Tool Hacks" ]
[ "arduino", "nixie clock", "volt meter" ]
Surprisingly, up until a year ago, [Jimmy] hadn’t seen a Nixie tube. Awful we know, but he has come around to the beauty of glowing numbers in a tube. He recently found an old millivolt meter in a junk pile that used Nixie tubes. The wondrous orange glow beckoned him, so [Jimmy] decided to build a clock . Just about al...
9
6
[ { "comment_id": "490479", "author": "Rob", "timestamp": "2011-10-25T15:58:30", "content": "Love it! Kudos to you Jimmy!", "parent_id": null, "depth": 1, "replies": [] }, { "comment_id": "490683", "author": "xeracy", "timestamp": "2011-10-25T19:09:59", "content": "I ha...
1,760,377,045.034166
https://hackaday.com/2011/10/25/halloween-hacks-death-throws-a-party/
Halloween Hacks: Death Throws A Party
Brian Benchoff
[ "Holiday Hacks" ]
[ "halloween", "prop" ]
If you him the Grim Reaper, Azrail, Magere Hein, or simply, ‘Death,’ he sure throws a good party. [Victor] has an anatomical model of a skeleton at his job named [Hein], and for his birthday party, his coworkers decided to throw [Hein] a party . [Victor]’s first skeleton-based build was last summer. The twinkle of the ...
3
3
[ { "comment_id": "490423", "author": "Josh Malone", "timestamp": "2011-10-25T14:51:10", "content": "Hey – it’s a dead man’s party!http://youtu.be/iypUpv9xelg?t=35s", "parent_id": null, "depth": 1, "replies": [] }, { "comment_id": "490471", "author": "Grovenstien", "timesta...
1,760,377,044.986835
https://hackaday.com/2011/10/25/minimalist-dioder-hack-requires-no-external-microcontroller/
Minimalist DIODER Hack Requires No External Microcontroller
Mike Nathan
[ "LED Hacks" ]
[ "dioder", "ikea", "microcontrollers", "PIC16F", "RGB LED" ]
Hackaday reader [chrysn] picked up a 3-button RGB model DIODER light from IKEA and thought he might as well take it apart to see what he could do with it. Having seen several DIODER hacks featured here , he knew it was easily hackable, but he didn’t want to simply rehash what other had already done. All of the DIODER h...
10
8
[ { "comment_id": "490298", "author": "Eirinn", "timestamp": "2011-10-25T11:52:40", "content": "Lucid sofa lightning GET!", "parent_id": null, "depth": 1, "replies": [] }, { "comment_id": "490306", "author": "Per Jensen", "timestamp": "2011-10-25T12:06:52", "content": "...
1,760,377,045.181647
https://hackaday.com/2011/10/24/you-want-how-much-for-a-phone-charger/
You Want How Much For A Phone Charger?
Kevin Dady
[ "News", "Phone Hacks" ]
[ "charging" ]
People quickly find out that I am a dork, and their next question typically is “why do you own that old as dirt dumb phone?”. Well to be honest, I don’t like phones. After a decade of Palm Pilots and Windows CE devices, I really don’t like touch screens either (fat man fingers and a bad habit of chewing nails does not ...
68
40
[ { "comment_id": "489796", "author": "MobileWill", "timestamp": "2011-10-24T23:15:40", "content": "Nice job! I used to have the Cingular 8125.", "parent_id": null, "depth": 1, "replies": [] }, { "comment_id": "489801", "author": "Pete S", "timestamp": "2011-10-24T23:24:25"...
1,760,377,048.065866
https://hackaday.com/2011/10/24/laser-cut-3d-sculptures-remind-us-of-an-old-playstation/
Laser Cut 3D Sculptures Remind Us Of An Old Playstation
Brian Benchoff
[ "cnc hacks", "Software Development" ]
[ "3d model", "cnc", "laser cutter", "polygon" ]
[Paul] a.k.a. [VoidFraction] put up the source and documentation for his sculptures made with laser cut polygons. For computing his triangles, [Paul] developed LcAgl , an algorithm that transforms a 3D model into the AutoCAD file needed to cut a whole bunch of triangles and connectors. This file was shot over to a lase...
21
9
[ { "comment_id": "489788", "author": "nexekho", "timestamp": "2011-10-24T22:56:45", "content": "Why confusing? Figure out an order to put the pieces together in, and engrave a number on each edge. Go sequentially, find matching numbers, hey, you just mixed the jigsaw and the dot-to-dot!", "pare...
1,760,377,047.712476
https://hackaday.com/2011/10/24/giving-siri-the-keys-to-your-house/
Giving Siri The Keys To Your House
Mike Szczys
[ "iphone hacks", "Security Hacks" ]
[ "arduino", "door", "google app engine", "lock", "siri", "sms", "text message", "twilio" ]
We haven’t really covered many hacks having to do with Apple’s newest iPhone feature Siri. We’d bet you’ve already heard a bunch about the voice-activated AI assistant and here’s your chance to give it the keys to your house. This project uses Siri to actuate the deadbolt on an entry door in a roundabout sort of way. T...
30
19
[ { "comment_id": "489632", "author": "macona", "timestamp": "2011-10-24T21:17:00", "content": "RC Servo, not servo motor.", "parent_id": null, "depth": 1, "replies": [ { "comment_id": "489653", "author": "ironring", "timestamp": "2011-10-24T21:30:17", ...
1,760,377,047.473523
https://hackaday.com/2011/10/26/minibloq-arduino-ide-is-in-beta-and-in-need-of-testers/
Minibloq Arduino IDE Is In Beta And In Need Of Testers
Mike Nathan
[ "Arduino Hacks", "Software Development" ]
[ "arduino", "drag and drop", "gui", "kids", "Minibloq" ]
If you have been chomping at the bit to give drag and drop Arduino programming a try, Minibloq is finally in Beta and ready for you to test! We mentioned the application back in April of this year , when [Julián da Silva] was still in the early stages of developing the software. His graphical programming environment is...
67
39
[ { "comment_id": "491314", "author": "THeOReos", "timestamp": "2011-10-26T14:18:01", "content": "a pity…they should have made a drag and drop layout-programm editor vor all the dip atmegas out there. but maybe a good idea to get the youngsters ready for realizing their ideas!", "parent_id": null,...
1,760,377,047.87038
https://hackaday.com/2011/10/26/huge-flexible-led-matrix-can-be-worn-almost-anywhere/
Huge Flexible LED Matrix Can Be Worn Almost Anywhere
Mike Nathan
[ "LED Hacks" ]
[ "beagleboard", "clothing", "led", "matrix", "rgb" ]
[Erik] has been keeping extremely busy with his latest project, a flexible RGB LED matrix that he calls “Project Light Bright” . The folks at BuildLounge tell us that this is the first entry they have received so far in their “Light Contest”, in which they are giving away a free laser cutter to the best entry. [Erik] h...
24
11
[ { "comment_id": "491306", "author": "Chris", "timestamp": "2011-10-26T14:00:58", "content": "A tripod would of made that video watchable.", "parent_id": null, "depth": 1, "replies": [ { "comment_id": "491397", "author": "Effigy", "timestamp": "2011-10-26T15:...
1,760,377,047.59324
https://hackaday.com/2011/10/25/tilt-compensation-when-reading-a-digital-compass/
Tilt Compensation When Reading A Digital Compass
Mike Szczys
[ "Arduino Hacks" ]
[ "avr-libc", "compass", "magnetometer", "math", "trigonometry" ]
If you’re familiar with using a compass (the tool that points to magnetic north, not the one that makes circles) the concept of holding the device level makes sense. It must be level for the needle to balance and rotate freely. You just use your eyes to make sure you’re holding the thing right. Now think of a digital c...
16
11
[ { "comment_id": "490962", "author": "Gatsu", "timestamp": "2011-10-26T00:20:10", "content": "If you were to use a cheap tilt compensated compass like the LSM303 you get both sensors in one package.There is also no reason why you can’t use the two sensors independently either.RC pan/tilt head tracker...
1,760,377,047.764363
https://hackaday.com/2011/10/25/do-you-know-why-youre-supposed-to-use-decoupling-capacitors/
Do You Know WHY You’re Supposed To Use Decoupling Capacitors?
Mike Szczys
[ "Microcontrollers" ]
[ "capacitor", "decoupling", "digital logic" ]
[Bertho] really enjoyed pawing through the pile of projects submitted to the 7400 logic contest. But one thing kept hitting him with the vast majority of the entries: decoupling capacitors were missing from the circuits. If you’ve worked with microcontrollers or digital logic chips you probably know that you’re suppose...
57
26
[ { "comment_id": "490851", "author": "Monty Werthington", "timestamp": "2011-10-25T22:05:50", "content": "Interesting, Now I know why.", "parent_id": null, "depth": 1, "replies": [ { "comment_id": "490880", "author": "Chris", "timestamp": "2011-10-25T22:35:04...
1,760,377,047.962802
https://hackaday.com/2011/10/25/singing-house-lights-up-halloween-again-this-year/
Singing House Lights Up Halloween Again This Year
Mike Szczys
[ "Holiday Hacks", "LED Hacks" ]
[ "decoration", "halloween", "House", "music" ]
[KJ92508] is flooding the neighborhood with light again this year. Everyone knows of that one house in town that really goes all out, but few put on a show anything like this one. The four Jack-o’-lantern faces lead the way with the opening sequence from A Nightmare Before Christmas . Each has at least four different m...
19
16
[ { "comment_id": "490805", "author": "Patrick", "timestamp": "2011-10-25T21:01:21", "content": "If you do rename the site it could be called blinkylight.com", "parent_id": null, "depth": 1, "replies": [] }, { "comment_id": "490817", "author": "pr", "timestamp": "2011-10-25...
1,760,377,047.531981
https://hackaday.com/2011/10/25/tactile-computer-interface-with-electromagnets/
Tactile Computer Interface With Electromagnets
Brian Benchoff
[ "hardware" ]
[ "electromagnets", "haptic", "haptic feedback", "touchscreen" ]
It’s not that touchscreen keyboards are horrible , but it’s nearly impossible to touch type on an iPad or other tablet keyboard. A team at the Media Computing Group at Aachen University figured out how to put a series of electromagnets underneath a display to provide haptic feedback for touchscreens. They showed off th...
29
18
[ { "comment_id": "490740", "author": "Dan Fruzzetti", "timestamp": "2011-10-25T19:59:04", "content": "So now I have to wear gloves with tiny neodymium magnets embedded into the fingertips? How long will it take before they break?", "parent_id": null, "depth": 1, "replies": [ { ...
1,760,377,047.654373
https://hackaday.com/2011/10/25/recovering-a-corrupted-eee-pc-bios/
Recovering A Corrupted EEE PC BIOS
Mike Nathan
[ "computer hacks", "Repair Hacks" ]
[ "bios", "eee pc", "netbook", "recovery", "repair", "spi" ]
[Jeremy] had an ASUS EEE PC 1000HE netbook on his hands which had succumbed to a corrupted BIOS. In most situations, people replace a motherboard when the BIOS is damaged beyond repair, but considering the price of motherboards, especially those built for portable devices, he simply refused to go that route. Instead, h...
23
13
[ { "comment_id": "490739", "author": "Dan Fruzzetti", "timestamp": "2011-10-25T19:57:35", "content": "Time is just as valuable as money. I assume he doesn’t have kids :P Great work, but one should always weigh the monetary value of the time (or the timewise value of the money) in any case.", "p...
1,760,377,048.126644
https://hackaday.com/2011/10/24/washing-machine-powered-bike/
Washing Machine Powered Bike
Mike Szczys
[ "Transportation Hacks" ]
[ "bicycle", "bike", "electric", "washing machine" ]
[Ameres Valentin] was looking for a less expensive way to get around after spending in excess of 100 Euros a month on public transportation in Munich. His solution is an electric bicycle powered by a washing machine motor . It’s a 300 Watt motor that runs on 24 Volts, capable of around 3000 RPM. We’re used to seeing hu...
62
20
[ { "comment_id": "489423", "author": "steve", "timestamp": "2011-10-24T17:06:57", "content": "Neat idea. Flywheel is actually no bad idea. SInce the friction can be optimized, the additional wear by it is rather small. The principle is also used in many merry-go-arounds.", "parent_id": null, ...
1,760,377,048.220899
https://hackaday.com/2011/10/24/fattening-a-thin-client-to-run-a-debian-desktop/
Fattening A Thin Client To Run A Debian Desktop
Mike Szczys
[ "Linux Hacks" ]
[ "debian", "HP", "t5325", "thin client" ]
While watching his thin client boot up [Nav] noticed that it’s using some type of Linux kernel. He wondered if it were possible to run a full-blow desktop distribution on the device. A little poking around he got a Debian desktop distribution running on a thin client . The hardware he’s working with is an HP t5325. It’...
13
11
[ { "comment_id": "489372", "author": "Zack Carlson", "timestamp": "2011-10-24T16:04:14", "content": "1) Link is wrong (goes to watch post, instead of thin client post)2) Great hack, but I am imagining this is far more expensive then it needs to be for a thin client..I mean look at the Rasberry Pi…", ...
1,760,377,049.081177
https://hackaday.com/2011/10/24/using-an-lcds-poor-viewing-angle-to-your-advantage/
Using An LCD’s Poor Viewing Angle To Your Advantage
Mike Szczys
[ "Video Hacks" ]
[ "lcd", "polarized", "viewing angle" ]
Early LCD monitors had some pretty awful issues when not viewed from directly in front of the screen. These days the technology has really minimized this flaw, but if you still have a cheap monitor on hand you might want to pull it out and give this hack a try. [Chris Harrison] is using oblique viewing angles to displa...
17
15
[ { "comment_id": "489264", "author": "42", "timestamp": "2011-10-24T14:14:43", "content": "wow", "parent_id": null, "depth": 1, "replies": [] }, { "comment_id": "489289", "author": "Hirudinea", "timestamp": "2011-10-24T14:40:15", "content": "That could come in handy fo...
1,760,377,048.91766
https://hackaday.com/2011/10/24/logging-bubble-frequency-and-pressure-in-your-fermenter/
Logging Bubble Frequency And Pressure In Your Fermenter
Mike Szczys
[ "Beer Hacks" ]
[ "bubble", "fermenter", "optical", "pressure", "sensor" ]
In an attempt to add technology to his brewing process [hpux735] build a sensor rig that monitors bubbles and pressure during fermentation . What does this have to do with brewing great beer? We’re not sure and neither is [hpux735], but he’s got some preliminary readings to spark your imagination. The bubble sensor its...
21
10
[ { "comment_id": "489228", "author": "James", "timestamp": "2011-10-24T13:33:52", "content": "I’d actually be really interested to hear how this was put to use – I do a lot of wine brewing at home and generally it’s a case of “just leave it in the cupboard until it seems right”. If there were a sane ...
1,760,377,048.744299
https://hackaday.com/2011/10/23/altoid-tin-etching-tutorial/
Altoid Tin Etching Tutorial
Brian Benchoff
[ "how-to" ]
[ "altoids", "electrolisis", "etching", "steampunk" ]
Eminent steampunker [Jake Von Slatt] wrote a small article on etching candy tins for The Steampunk Bible , but the limited space available in the book didn’t allow for a full exposition. To make amends for his incomplete tutorial, he posted this walk through to compliment the Bible’s article. The process is very simila...
20
10
[ { "comment_id": "488472", "author": "mtristan", "timestamp": "2011-10-23T23:56:34", "content": "Really good looking! Various ideas come to my mind right now.", "parent_id": null, "depth": 1, "replies": [] }, { "comment_id": "488575", "author": "MRC", "timestamp": "2011-10...
1,760,377,048.801419
https://hackaday.com/2011/10/23/adding-a-compact-flash-reader-to-a-korg-triton/
Adding A Compact Flash Reader To A Korg Triton
Mike Szczys
[ "Musical Hacks" ]
[ "cf", "compact flash", "keyboard", "korg", "sampler", "scsi", "triton" ]
[Roberto Barrios] has a Korg Triton sampling keyboard which he enjoys very much, but has grown tired of using media of yesteryear to store his work. He had the option of floppy disk or Jazz drive and for a time he was using a floppy-to-USB emulator, but the keyboard still insisted on a 1.44 Mb storage limit using that ...
22
16
[ { "comment_id": "488417", "author": "Paul Potter", "timestamp": "2011-10-23T23:13:47", "content": "Very nicely done.", "parent_id": null, "depth": 1, "replies": [] }, { "comment_id": "488459", "author": "M4CGYV3R", "timestamp": "2011-10-23T23:35:43", "content": "Takin...
1,760,377,048.856577
https://hackaday.com/2011/10/23/snooping-around-in-the-iclicker-hardware-and-firmware/
Snooping Around In The Iclicker Hardware And Firmware
Mike Szczys
[ "Microcontrollers" ]
[ "atmega8", "i>clicker", "reverse engineering", "RF" ]
[Arko] was compelled to purchase an iclicker to use in some of his college courses. It’s similar in size to a television remote control except it only has six buttons and it communicates via radio frequency instead of infrared light. The idea is that classrooms have a base station that the instructor uses, and he or sh...
26
11
[ { "comment_id": "488331", "author": "phisrow", "timestamp": "2011-10-23T21:54:18", "content": "Does anybody else get the sneaking suspicion that $40(the manufacturer’s asking price) seems pretty optimistic, given the circuitry provided?", "parent_id": null, "depth": 1, "replies": [ ...
1,760,377,049.034298
https://hackaday.com/2011/10/23/beating-the-wrong-amateur-balloon-record/
Beating The Wrong Amateur Balloon Record
Brian Benchoff
[ "hardware" ]
[ "amateur radio", "balloon", "ham radio", "high altitude balloon" ]
Friday, we covered a little project that attempted to beat the UK altitude record for an amateur balloon launch. Things don’t always go as planned, but the APEX team did manage to beat the several other UK records , including ones for the longest distance and flight duration for a latex balloon. The APEX team was origi...
17
12
[ { "comment_id": "488260", "author": "Kyle Hotchkiss", "timestamp": "2011-10-23T20:14:14", "content": "Incredible. I love APEX.", "parent_id": null, "depth": 1, "replies": [] }, { "comment_id": "488303", "author": "pod", "timestamp": "2011-10-23T21:08:19", "content": "...
1,760,377,048.972844
https://hackaday.com/2011/10/23/toy-car-fitted-with-lights-and-sirens-is-a-childrens-delight/
Toy Car Fitted With Lights And Sirens Is A Children’s Delight
Mike Nathan
[ "contests", "Toy Hacks" ]
[ "7400", "leds", "police", "toys" ]
[Nathan], a member of the DangerousPrototypes forums, was looking for a project he could use to enter the 7400 logic competition they are holding. His kids had a small ride on police car, but the light bar on top contained no lights, and the car made no sounds when his children were in pursuit of baddies around the hou...
17
13
[ { "comment_id": "488195", "author": "Jeffery MacEachern", "timestamp": "2011-10-23T18:19:38", "content": "That’s a slick build. Lucky kids! :)", "parent_id": null, "depth": 1, "replies": [] }, { "comment_id": "488201", "author": "anguish", "timestamp": "2011-10-23T18:32:0...
1,760,377,049.135758
https://hackaday.com/2011/10/23/how-to-record-3d-video-in-3d/
How To Record 3D Video In 3D
Jeremy Cook
[ "Cellphone Hacks", "home entertainment hacks" ]
[ "3d movie", "3d video", "htc evo 3d" ]
Legalities of doing something like this aside, this concept by [MadSci labs] gives some insight into how one would go about recording a 3D movie in 3D.  Probably many of you have wondered if this could be done, but they took it one step further and actually made a device capable of doing just that. [MadSci labs] soluti...
17
12
[ { "comment_id": "488151", "author": "ejonesss", "timestamp": "2011-10-23T17:09:39", "content": "it wont be long before the movie industry sues over that.", "parent_id": null, "depth": 1, "replies": [] }, { "comment_id": "488152", "author": "Ditto", "timestamp": "2011-10-2...
1,760,377,049.191466
https://hackaday.com/2011/10/23/all-about-the-google-autonomous-vehicle-project/
All About The Google Autonomous Vehicle Project
Jeremy Cook
[ "Transportation Hacks" ]
[ "autonomous vehicle", "google", "gps", "prius" ]
There have been many self-driving cars made with different levels of success, but probably the most well-known project is the Google car.  What you may not have heard of, though is the autonomous Google cart, or golf cart to be exact. The first video after the break explains the motivation behind the cart and the auton...
32
17
[ { "comment_id": "488110", "author": "Hene193", "timestamp": "2011-10-23T16:27:27", "content": "I will get one.", "parent_id": null, "depth": 1, "replies": [] }, { "comment_id": "488113", "author": "Andy", "timestamp": "2011-10-23T16:31:28", "content": "Looks extremely...
1,760,377,049.26074
https://hackaday.com/2011/10/23/medusa-a-proximity-aware-tabletop/
Medusa: A Proximity-aware Tabletop
Brian Benchoff
[ "hardware" ]
[ "microsoft surface", "multitouch", "proximity sensor" ]
Finally [Michelle Annett] can talk about her super secret project she did at Autodesk Research. Medusa, as [Michelle]’s project is called, is a Microsoft Surface that has been fitted with 138 proximity sensors. This allows the Surface to sense users walking up to it, and detect users hands and arms above the table top....
20
13
[ { "comment_id": "488086", "author": "Tex©", "timestamp": "2011-10-23T15:33:32", "content": "neat", "parent_id": null, "depth": 1, "replies": [] }, { "comment_id": "488092", "author": "Ikearat", "timestamp": "2011-10-23T15:40:28", "content": "I think that video strippe...
1,760,377,049.454124
https://hackaday.com/2011/10/23/halloween-hacks-flickering-jack-o-lantern/
Halloween Hacks: Flickering Jack-o’-lantern
Brian Benchoff
[ "contests", "LED Hacks" ]
[ "74xx", "Halloween hacks", "led" ]
The dollar store is always a great place to find some weird stuff, so when [jethomson] found a flickering Jack-o’-lantern, he thought it would make a great project for the 74xx logic competition . Instead of using the flickering incandescent lightbulb that came with the blinking pumpkin, [jethomson] decided to rebuild ...
2
2
[ { "comment_id": "488263", "author": "jethomson", "timestamp": "2011-10-23T20:15:20", "content": "I wouldn’t say using that relaxation oscillator circuit is very original because it’s in the datasheet. However, using just the 74HC14 and mixing several frequencies to get a flicker effect might be. The...
1,760,377,049.553453
https://hackaday.com/2011/10/22/hacking-in-cameroon-for-profit-and-entertainment/
Hacking In Cameroon For Profit And Entertainment
Mike Szczys
[ "Misc Hacks" ]
[ "africa", "blacksmith", "cameroon", "metalwork" ]
[Bill Zimmerman] is in Cameroon and has been posting some really interesting articles about life in the central African nation. It comes as no surprise that imported goods can be prohibitively expensive for many of the country’s residents, so building tools and goods is way to improve life and save money. The image abo...
24
15
[ { "comment_id": "487318", "author": "stunmonkey", "timestamp": "2011-10-22T19:08:02", "content": "very nice. i have seen places exactly like this in se asia and pacific rim countries. a surprising amount of good can actually get done in even the most rudimentary co-op like this.appropriate technolog...
1,760,377,049.511257
https://hackaday.com/2011/10/22/7400-drum-machine-is-a-delight/
7400 Drum Machine Is A Delight
Mike Szczys
[ "Musical Hacks" ]
[ "7400", "drum machine", "logic", "synthesizer" ]
[74hc595] just finished his entry in the 7400 logic contest. It’s a drum machine built entirely from 7400-series logic chips . He hasn’t quite reached full completion of the project yet. The hardware works just fine, and he’s built a foam core face plate with many more controls than you see here but much of the circuit...
24
21
[ { "comment_id": "487233", "author": "Ragnar", "timestamp": "2011-10-22T17:21:53", "content": "Impressive already, and with 4 channels will sound so even more.", "parent_id": null, "depth": 1, "replies": [] }, { "comment_id": "487234", "author": "oodain", "timestamp": "201...
1,760,377,050.257861
https://hackaday.com/2011/10/22/going-rgb-with-7-segment-displays/
Going RGB With 7 Segment Displays
Brian Benchoff
[ "LED Hacks" ]
[ "7 segment", "RGB LED", "seven segment" ]
We can order seven segment displays in red, green, yellow, or blue all day long. One thing we haven’t seen is an RGB segmented display, so [Markus]’ project is really interesting. He took a stock seven segment display and modded it into an RGB display . After taking a Dremel to the back of the stock display, [Markus] w...
22
19
[ { "comment_id": "487089", "author": "karl", "timestamp": "2011-10-22T14:07:46", "content": "What about the MAX6955 or other chips in that series?", "parent_id": null, "depth": 1, "replies": [] }, { "comment_id": "487099", "author": "Volfram", "timestamp": "2011-10-22T14:1...
1,760,377,049.835929
https://hackaday.com/2011/10/22/weekly-roundup-102211/
Weekly Roundup 10/22/11
Jack Buffington
[ "Weekly Roundup" ]
[ "weekly roundup" ]
In case you missed them the first time, here are our most popular posts from the past week. Our most popular post of the week was about a ball that has a matrix of 256 LEDs encrusted onto its surface, allowing all sorts of patterns to be displayed. Next up is a post about the vibrator shield for the Arduino . If you m...
0
0
[]
1,760,377,050.144445
https://hackaday.com/2011/10/21/light-bulb-diode-and-capacitor-step-mains-down-to-12v-dc/
Light Bulb, Diode, And Capacitor Step Mains Down To 12V DC
Mike Szczys
[ "Misc Hacks" ]
[ "ac", "light bulb", "mains", "rectifier", "voltage" ]
[Todd Harrison] needed a way to run a 12 volt PC fan from mains voltage. Well, we think he really just needed something to keep him occupied on a Sunday, but that’s beside the point. He shows us how he did this in a non-traditional way by using the resistive load of an incandescent light bulb, a diode, and a capacitor ...
64
47
[ { "comment_id": "486357", "author": "Mike", "timestamp": "2011-10-21T23:13:19", "content": "He sure does talk a lot… even for a tutorial.", "parent_id": null, "depth": 1, "replies": [] }, { "comment_id": "486371", "author": "Mike", "timestamp": "2011-10-21T23:21:04", ...
1,760,377,050.108435
https://hackaday.com/2011/10/21/hydrocrystallophone-probably-wont-make-you-insane/
Hydrocrystallophone Probably Won’t Make You Insane
Brian Benchoff
[ "Musical Hacks" ]
[ "glass armonica", "musical instrument", "wine glass" ]
[Fish] is really proud of his newest creation, the Hydrocrystallophone . This new instrument reminds us of an even more steampunk version of [Benny Franklin]’s glass armonica – an instrument that reportedly plunged the player into a, “ dark and melancholy mood .” The build is based around a 1920s hand-cranked phonograp...
27
18
[ { "comment_id": "486289", "author": "RunnerPack", "timestamp": "2011-10-21T22:12:29", "content": "Hydrocrystallophone probablywillmake you insaneFTFYNeat idea, nice implementation, but I don’t see any actual music ever coming out of it… Since the water is just changing the amount of crystal allowed ...
1,760,377,050.009588
https://hackaday.com/2011/10/21/going-for-the-amateur-balloon-altitude-record/
Going For The Amateur Balloon Altitude Record
Brian Benchoff
[ "hardware" ]
[ "balloon", "high altitude balloon" ]
At 11 AM London time, October 22, the Sutton grammar school for boys is going to be launching Apex Alpha , a high altitude amateur balloon for an attempt at the UK altitude record. Unlike a few other balloons we’ve seen, the Apex team is doing it right and giving everyone the downlink details for the balloon. The paylo...
24
11
[ { "comment_id": "486241", "author": "asheets", "timestamp": "2011-10-21T21:30:09", "content": "I’d be interested in reading more about the balloon itself, since this team is going for an altitude record. Most of the pilot/met/sounding balloons I’ve worked with have a burst-height rating of 80000 fe...
1,760,377,049.776192
https://hackaday.com/2011/10/21/14-part-reprap-saga-draws-to-a-close/
14-part RepRap Saga Draws To A Close
Mike Szczys
[ "cnc hacks" ]
[ "3d printer", "build log", "reprap" ]
Behold, another RepRap springs into existence! Well, springs might not be the best choice of words, it took a while and there were many bumps in the road. But [NBitWonder’s] self-built RepRap is now finished and you can read his 14-part build log to see all that went into the process. We checked in on the project at on...
17
4
[ { "comment_id": "486186", "author": "Pete Prodoehl", "timestamp": "2011-10-21T20:14:12", "content": "I’m about to embark on building a RepRap Prusa Mendel… I’m not sure if I enjoyed reading his exploits or found them frightening.", "parent_id": null, "depth": 1, "replies": [ { ...
1,760,377,050.198472
https://hackaday.com/2011/10/20/grab-your-own-images-from-noaa-weather-satellites/
Grab Your Own Images From NOAA Weather Satellites
Mike Szczys
[ "Radio Hacks" ]
[ "noaa", "satellite", "software-defined radio", "weather" ]
https://hackaday.com/wp-…-small.jpg?w=540
Can you believe that [hpux735] pulled this satellite weather image down from one of the National Oceanic and Atmospheric Administration’s weather satellites using home equipment? It turns out that they’ve got three weather satellites in low earth orbit that pass overhead a few times a day. If you’ve got some homebrew h...
55
28
[ { "comment_id": "485272", "author": "Doc Oct", "timestamp": "2011-10-21T00:38:56", "content": "Okay, who is the one that hangs out on the softrock40 mail list and submitted this?", "parent_id": null, "depth": 1, "replies": [] }, { "comment_id": "485279", "author": "gnomad", ...
1,760,377,050.470822
https://hackaday.com/2011/10/20/taser-gloves-are-a-bad-idea/
Taser Gloves Are A Bad Idea
Mike Szczys
[ "Wearable Hacks" ]
[ "disposable camera", "gloves", "taser" ]
https://hackaday.com/wp-…247485.jpg?w=470
In a project that you’re sure to read about in police blotter someday, [Jair2k4] built a pair of Taser gloves that will shock your victim with they laying-on of hands. Not surprisingly, this project was spawned from a conversation at work about what tech would best suit a vigilante crime fighter. [Jair2k4] suggested ta...
56
26
[ { "comment_id": "485245", "author": "giacomo", "timestamp": "2011-10-20T23:40:13", "content": "Wow, this is such a bad idea. Setting aside the issues of vigilantism, this thing just delivers a DC pulse, which will cause pain, but not really affect muscle control (speaking from experience, heh). You ...
1,760,377,050.383306
https://hackaday.com/2011/10/20/ram-upgrade-for-wrt300n-router/
RAM Upgrade For WRT300N Router
Mike Szczys
[ "Misc Hacks" ]
[ "kernel", "openwrt", "ram", "router", "upgrade", "wrt300n" ]
[Heli] had a WRT300N wireless router sitting around collecting dust. He decided to squeeze at bit more entertainment value out of it by seeing if he could pull off a RAM upgrade. He managed to double the router’s RAM and posted a walk through ( translated ) to help you do the same. Swapping out surface mount RAM chips ...
1
1
[ { "comment_id": "485925", "author": "Skeltorr", "timestamp": "2011-10-21T14:49:04", "content": "Microscope is really useful for the soldering. Easy to have one pin not connect and “brick” the router.", "parent_id": null, "depth": 1, "replies": [] } ]
1,760,377,050.296734
https://hackaday.com/2011/10/20/animatronics-in-a-box/
Animatronics In A Box
Mike Szczys
[ "Robots Hacks" ]
[ "animatronic", "RAPU", "servo" ]
[Knife141] built an impressive animatronic head . He uses it mostly for volunteer activities, like getting school children excited about technology. He built a carrying trunk that fits the puppet just right, making it easy to store and to transport. He started by making the parts for the head out of cardboard to make s...
1
1
[ { "comment_id": "485951", "author": "Keith", "timestamp": "2011-10-21T15:33:25", "content": "Well done, very smooth and realistic movements!", "parent_id": null, "depth": 1, "replies": [] } ]
1,760,377,050.508091
https://hackaday.com/2011/10/20/robotic-farming-means-more-corn-for-everyone/
Robotic Farming Means More Corn For Everyone
Brian Benchoff
[ "Robots Hacks" ]
[ "autonomous", "farming", "hexapod", "robot" ]
You know we’re all going to starve, right? If the world’s population keeps growing exponentially and food production grows linearly, we’re eventually going to find out what Soylent Green is made of. This is where [David Dorhout]’s Prospero robot farmer comes in. [David] has come up with the idea of using small autonomo...
82
45
[ { "comment_id": "485176", "author": "Sir Mouse", "timestamp": "2011-10-20T20:45:10", "content": "While interesting from a robotics perspective, this In no way addresses the problems of food availability in the face of rampant population growth. The manpower necessary for modern commercial scale farm...
1,760,377,051.012323
https://hackaday.com/2011/10/20/halloween-hacks-diorama-rama/
Halloween Hacks: Diorama-rama
Brian Benchoff
[ "Holiday Hacks" ]
[ "diorama", "el wire", "Halloween hacks", "plasma", "xenon" ]
The folks down at LVL1, the Louisville hackerspace, are throwing a Halloween party. To showcase his building skills, LVL1 member [JAC_101] put together a Halloween diorama featuring the inner workings of Doctor Frankenstein’s laboratory. There’s a bunch of really neat pieces that make this build great. First up is the ...
4
3
[ { "comment_id": "485199", "author": "CameronSS", "timestamp": "2011-10-20T21:28:42", "content": "Do xenon flash tubes have duty cycles to be concerned about? Obviously it seems to be working fine here, but does a tube designed for very quick pulses run into problems if it’s constantly powered on for...
1,760,377,050.853651
https://hackaday.com/2011/10/20/detecting-dtmf-tones-from-scratch/
Detecting DTMF Tones From Scratch
Brian Benchoff
[ "classic hacks" ]
[ "dtmf", "Goertzel", "PIC18F4520", "telephone" ]
https://hackaday.com/wp-…0/dtmf.png?w=470
If you’ve ever wondered about the best way to detect dial and DTMF tones from a phone line, [Debraj] is your man. [Debraj] built a DTMF detector using the Goertzel algorithm . Normally, when we think about detecting tones, we pull FFT out of our bag of tricks. The Goertzel algorithm isn’t as computationally complex as ...
9
8
[ { "comment_id": "485151", "author": "gpb", "timestamp": "2011-10-20T19:50:23", "content": "The Goertzel algorithm isn’t as computationally complex as FFTWell, not exactly. If you need all the frequency bins, the FFT is the most efficient implementation. However, if you only need a small number of fr...
1,760,377,051.056662
https://hackaday.com/2011/10/21/extend-your-personal-weather-stations-reporting-capabilities/
Extend Your Personal Weather Station’s Reporting Capabilities
Mike Szczys
[ "home hacks" ]
[ "carambola", "openwrt", "pachube", "weather station", "wireless router" ]
This Nexus wireless weather station has an array of weather sensors that you mount outside and monitor on the LCD screen. It also has the ability to stream the data over USB, but that feature is only supported in Windows and the companion software leaves a lot to be desired. Here’s a technique that will let you unlock ...
3
3
[ { "comment_id": "486250", "author": "az1324", "timestamp": "2011-10-21T21:39:21", "content": "$30, 802.11n, openWRT, 8MB/32MB, FCC … this module kills all the other embedded wifi modules.", "parent_id": null, "depth": 1, "replies": [] }, { "comment_id": "486617", "author": "T...
1,760,377,050.891653
https://hackaday.com/2011/10/21/building-optical-flex-sensors/
Building Optical Flex Sensors
Mike Szczys
[ "Microcontrollers", "Peripherals Hacks" ]
[ "flex sensor", "glove", "infrared", "power glove" ]
[Joel] dug up this hack that he pulled off over ten years ago. It’s inspired by the Nintendo PowerGlove, and uses flex sensors to react to movements of your fingers. The interesting thing is, he built these optical flex sensors himself . He likes to say that this is a ghetto fiber-optic setup. The inlaid diagram above ...
12
8
[ { "comment_id": "486104", "author": "Jan", "timestamp": "2011-10-21T18:27:22", "content": "this is a genius idea!i absolutely have to try that.nice one had!", "parent_id": null, "depth": 1, "replies": [] }, { "comment_id": "486255", "author": "Stendall", "timestamp": "201...
1,760,377,051.535759
https://hackaday.com/2011/10/21/illogical-voltage-double-uses-logic/
Illogical Voltage Double Uses Logic
Mike Szczys
[ "Misc Hacks" ]
[ "7400", "charge pump", "dixon doubler" ]
[Jonathan Thomson] just finished writing up his entry for the 7400 logic contest. It’s a voltage doubler that uses a 74HC14 logic chip. Because this is not at all what the chip was meant for–and he’s a sucker for puns–he’s calling it the Illogical Dickson Doubler . What he’s got here is basically a charge pump built fr...
5
3
[ { "comment_id": "486042", "author": "Edward", "timestamp": "2011-10-21T17:15:31", "content": "Heathkit Analog Trainer ETS-3600", "parent_id": null, "depth": 1, "replies": [ { "comment_id": "486260", "author": "jethomson", "timestamp": "2011-10-21T21:47:42", ...
1,760,377,051.474171
https://hackaday.com/2011/10/21/light-painting-nyan-cat-with-an-arduino/
Light Painting Nyan Cat With An Arduino
Mike Szczys
[ "Arduino Hacks", "digital cameras hacks", "LED Hacks" ]
[ "light painting", "m5450", "rgb" ]
You too can paint your favorite meme in light with just a few tools. [Skywodd] brought together a couple of different projects to make this happen. He had already built a large POV display and now uses a DSLR with long exposure to create light paintings ( translated ). The Arduino-powered display is built from a strip ...
5
2
[ { "comment_id": "486134", "author": "j0z0r", "timestamp": "2011-10-21T19:09:17", "content": "I noticed every time it sweeps, right after is a small burst of red from a few (about five) of the LEDs. Is this is an error, artifact, or the intended function? I would use something like that to help me pl...
1,760,377,051.365038
https://hackaday.com/2011/10/21/cheap-acoustic-panel-diy/
Cheap Acoustic Panel DIY
Jesse Congdon
[ "home entertainment hacks", "how-to", "Musical Hacks" ]
[ "acoustic", "soundproofing" ]
[Eric Wolfram] wrote in to let us know about a simple and cheap acoustic panel DIY he put together.  When installing a home theater acoustics are often neglected (especially if you spend so much on the TV you cannot afford any furniture for the room) resulting in reduced listening quality and poor spacial sound imaging...
37
16
[ { "comment_id": "485936", "author": "lasershark", "timestamp": "2011-10-21T15:13:55", "content": "will be more effective at low frequency absorption if hung in such a way to allow a 1″ – 2″ air gap between wall and panel.", "parent_id": null, "depth": 1, "replies": [ { "com...
1,760,377,051.273152
https://hackaday.com/2011/10/21/a-very-simple-android-recon-vehicle/
A Very Simple Android Recon Vehicle
Brian Benchoff
[ "Android Hacks", "Robots Hacks" ]
[ "recon", "remote control" ]
Desperately in need of a graduation paper, [Andrei] decided to build a few computer controlled recon vehicles (PDF warning), and we’re really impressed with the minimalist approach [Andrei] took. The Computer Operated Recon Entity (C.O.R.E.) mk. I is based around a laptop. Instead of an Arduino, [Andrei] used a car ste...
13
10
[ { "comment_id": "485890", "author": "j_jwalrus", "timestamp": "2011-10-21T14:20:10", "content": "to quote darth vader- “Impressive – Most Impressive”.http://www.youtube.com/watch?v=TLeOSOe4GmQ", "parent_id": null, "depth": 1, "replies": [] }, { "comment_id": "485922", "author...
1,760,377,051.198348
https://hackaday.com/2011/10/21/extending-battery-life-while-taking-time-lapse-photos/
Extending Battery Life While Taking Time Lapse Photos
Mike Nathan
[ "digital cameras hacks" ]
[ "camera", "GoPro HD", "intervalometer", "msp430", "time-lapse" ]
[Peter] loved using his GoPro HD camera, but he found the time lapse functionality a bit lacking. It wasn’t that there were not enough settings to satiate his needs, but that the camera would run through its batteries in just a few short hours. He found that the camera did not turn off or enter any sort of sleep mode b...
11
8
[ { "comment_id": "485846", "author": "Elnono", "timestamp": "2011-10-21T13:31:40", "content": "This is HACK A DAY Worthy.", "parent_id": null, "depth": 1, "replies": [] }, { "comment_id": "485870", "author": "ejonesss", "timestamp": "2011-10-21T14:01:02", "content": "i...
1,760,377,051.325004
https://hackaday.com/2011/10/20/rear-window-led-display-gives-other-drivers-a-piece-of-your-mind/
Rear Window LED Display Gives Other Drivers A Piece Of Your Mind
Mike Nathan
[ "LED Hacks", "Transportation Hacks" ]
[ "7400", "atmega", "car", "display", "led matrix" ]
[Gagandeep] was sick and tired of discourteous drivers on the highway, so he decided that he would put together a display to let them know what he thought of their poor driving skills. He planned on putting the display up in the rear window of his car, so he had to ensure that it did not obstruct his view while driving...
72
35
[ { "comment_id": "485096", "author": "samadam", "timestamp": "2011-10-20T18:13:28", "content": "Could someone look up the legality of car decorations? I’ve wondered why more people don’t put things on their cars. It seems like an area ripe for hacking, but maybe there is a law about what you can ligh...
1,760,377,051.681715
https://hackaday.com/2011/10/20/analog-test-interface-for-your-computer/
Analog Test Interface For Your Computer
Mike Szczys
[ "Arduino Hacks", "Misc Hacks" ]
[ "analog", "curves", "graph", "octave", "processing", "scilab" ]
Wanting to test the response curves on some analog parts, [Don Sauer] devised a way of using simple tools to graph analog tests on a computer . Here you can see the results of testing NPN, PNP, NMOS and PMOS transistors, but modifying the input circuitry would let you test just about anything you want. [Don] is using a...
6
5
[ { "comment_id": "485078", "author": "Frank Cohen", "timestamp": "2011-10-20T17:39:00", "content": "You’ve done C, do you think you can do MATLAB???", "parent_id": null, "depth": 1, "replies": [] }, { "comment_id": "485087", "author": "Tweeks", "timestamp": "2011-10-20T18:...
1,760,377,051.424413
https://hackaday.com/2011/10/20/video-performing-io-with-the-atmega328p/
Video: Performing I/O With The ATmega328p
Jack Buffington
[ "Video Hacks" ]
[ "atmega328p", "video" ]
Today we continue on with part 2 of our series where [Jack] shows how to program for the ATmega328p processor using the Pololu 3pi robot. In this video, he starts to dig deeper than last week’s video by showing you how to program in C so that you are directly reading inputs and directly sending data to outputs. Specifi...
2
2
[ { "comment_id": "485047", "author": "Dorian", "timestamp": "2011-10-20T16:26:54", "content": "This is just what I needed. I got the atmega328p a bit ago in an effort to become more hardcore. It’s a big step from arduino to avr and none of the other tutorials are very good.", "parent_id": null,...
1,760,377,051.578309
https://hackaday.com/2011/10/20/creepy-delta-bot-follows-your-every-move/
Creepy Delta Bot Follows Your Every Move
Mike Nathan
[ "Arduino Hacks", "Robots Hacks" ]
[ "arduino", "art", "delta bot", "open cv", "robot" ]
The creation you see above is the work of art student [Daniel Bertner] who is wrapping up his Bachelor of Fine Arts degree at the School of the Art Institute of Chicago. He calls the incredibly intriguing, yet somewhat disturbing device “TIM” , which is short for Tracking Interactive Mechanism. A culmination of differe...
13
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[ { "comment_id": "484988", "author": "elektrophreak", "timestamp": "2011-10-20T14:23:42", "content": "cool idea, but I can’t see it perform like deltas usually do.", "parent_id": null, "depth": 1, "replies": [] }, { "comment_id": "484993", "author": "improprietary", "times...
1,760,377,051.892836
https://hackaday.com/2011/10/20/a-wooden-computer-case-monitor-stand-and-keyboard/
A Wooden Computer Case, Monitor Stand, And Keyboard
Jeremy Cook
[ "Peripherals Hacks" ]
[ "case", "computer", "keyboard", "monitor", "woodworking" ]
Wood and electronics don’t generally mix nowadays, but if you yearn back to a time when radios and the like had a nice wooden finish, this wooden computer case may be for you. Combine that with a Wooden keyboard enclosure , and maybe even a LCD monitor stand and you’ll have a setup that should fit in with any wood-them...
25
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[ { "comment_id": "484952", "author": "brad", "timestamp": "2011-10-20T13:21:43", "content": "what?! no cover for the cd drive? for shame.", "parent_id": null, "depth": 1, "replies": [] }, { "comment_id": "484955", "author": "jaqen", "timestamp": "2011-10-20T13:23:47", ...
1,760,377,051.955162